CN113329456B - Service system combining ad hoc network and multiplex transmission - Google Patents
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Abstract
The invention provides a service system combining ad hoc network and multiplex transmission. The invention carries out networking by configuring the ad hoc network module on the client connected with the voice system, and then realizes the combination of ad hoc network and multipath transmission by the ad hoc network and the original 4G communication module and 5G communication module of the voice system for communication. The voice system can be normally used only when the voice system can be connected to a server, namely when the 4G communication module and the 5G communication module can be connected to a public network, and when the 4G communication module and the 5G communication module cannot be connected to the public network. The system combines the ad-hoc network technology, so that all the devices can be ensured to be normally used as long as at least one device can be connected to the server in the coverage area of the ad-hoc network, and the voice system can be normally used in some special environments (such as mountain roads, culverts, remote hilly lands and the like).
Description
Technical Field
The invention relates to the technical field of network transmission, in particular to a service system combining ad hoc network and multi-path transmission.
Background
At present, a service system is a centralized voice system, generally the service system is a c/s architecture, a client needs to be registered to a server for normal use, when a plurality of clients exist in a certain local area, due to reasons such as environmental shielding, a GSM module of each client cannot use a public network, and therefore part of the clients cannot use the service voice system.
Disclosure of Invention
The invention provides a service system combining ad hoc network and multiplex transmission, which is used for solving the above situation.
An ad hoc networking and multiplexing service system comprising:
a voice module: the system comprises a voice module, a conference module and a communication module, wherein the voice module is used for carrying out conference group communication and point-to-point individual communication through a preset voice system according to the communication requirements of a receiving user and generating a communication instruction;
an ad hoc network module: the system comprises a client side, a local ad hoc network and a public network, wherein the client side is used for determining a client side accessed to the voice system, configuring an ad hoc network program on the client side to form the local ad hoc network, and connecting the local ad hoc network with the public network;
a mobile network module: the voice system is used for determining a 4G communication module and a 5G communication module which are arranged in the voice system, and is connected with a public network through the 4G communication module and the 5G communication module;
a network judgment module: the system is used for judging whether the 4G communication module and the 5G communication module can be connected with a public network or not;
a mobile communication module: the 4G communication module and the 5G communication module are used for receiving the communication instruction through the 4G communication module and the 5G communication module and connecting a target server for communication when the 4G communication module and the 5G communication module can be connected with a public network;
ad hoc network communication module: and the local area ad hoc network is used for receiving the communication instruction through the local area ad hoc network, determining a target client capable of being connected with the public network in the local area ad hoc network, and connecting a target server for communication through the target client when the 4G communication module and the 5G communication module can not be connected with the public network.
As an embodiment of the present invention: the voice module includes:
a first analysis unit: the system comprises a communication request information acquisition module, a communication request information acquisition module and a communication request information acquisition module, wherein the communication request information acquisition module is used for acquiring communication request information applied by a user in a preset information importing mode; wherein,
the information importing mode at least comprises the following steps: a voice, text and information selection module;
an information determination unit: a first program segment for determining a communication mode according to the communication demand information and generating communication demand information; wherein,
the communication mode includes: a group conference mode and a point-to-point mode;
a code generation unit: the operation code generation module is used for generating an operation code with a random name according to the communication mode through a preset operation code generation mode;
a condition setting unit: the instruction type is determined according to the operation code, and constraint conditions are set according to the instruction type; wherein,
the constraint conditions include: personnel constraints and authentication constraints;
an instruction generation unit: and the second program segment is used for calling the second program segment for communication implementation in the instruction program library through the operation code under the constraint condition, and the first program segment and the second program segment are spliced to generate a communication instruction.
As an embodiment of the present invention: the ad hoc network module comprises:
a statistic unit: the system comprises a client side, a voice system and a server, wherein the client side is used for acquiring the use authorization information of the voice system and determining the client side connected with the voice system;
a networking unit: the system comprises a plurality of clients and a plurality of network nodes, wherein the clients are used for configuring an ad hoc network program on the clients and generating a local ad hoc network by taking each client as a network node;
a message unit: the system comprises a detection program used for implanting a detection program used for detecting the network connection state in the local area ad hoc network;
a transmission unit: the system comprises a plurality of clients, a public network server and a detection program server, wherein the clients are used for sending the detection program to the public network server at regular time and receiving response information within preset time;
a supervision unit: for judging whether response information is received within the preset time, wherein,
when response information is received, sending the response information to a voice system, and taking a corresponding client as a public network client;
when the response information is not received, classifying the corresponding client into a non-public network client;
an analysis unit: the response message is analyzed to determine the connection status between the corresponding client and the public network; wherein,
the connection condition includes: normal connections and connection anomalies; wherein,
the connection exception includes: network packet dropping, network delay, network throttling, network retransmission, data out-of-order, and data tampering.
As an embodiment of the present invention: the ad hoc network module further comprises:
an adjacent detection unit: the system comprises a client side, a voice system and a server, wherein the client side is used for determining a near client side of each client side in the client sides connected with the voice system, taking each client side and the near client side as a proximity sequence, and taking each client side as a connection node;
an interaction judgment unit: the method comprises the steps of determining the number of adjacent sequences, and performing network interconnection on clients in the adjacent sequences to generate a plurality of interaction groups;
an interactive networking unit: and the system is used for performing network connection on different interaction groups, generating an interaction network according to the IP address of each client in the connection node, and determining interaction information of the interaction network.
As an embodiment of the present invention: the interactive networking unit includes:
configuring a subunit: for substituting the first configuration file and the second configuration file in the client, respectively
A first process subunit: a first process for determining the client not connected to the public network according to the first configuration file;
a second process subunit: a second process for determining the public network connected client according to the second configuration file;
butt joint of the sub-units: and the first process and the second process are butted to generate the interactive networking.
As an embodiment of the present invention: the analysis unit includes:
a packet drop judging subunit: the system comprises a detection program, a response message and a corresponding client, wherein the detection program is used for detecting the number of the data packets in the response message;
a delay judgment subunit: acquiring sending time of the detection program sent to a target server, determining return time of the response information returned to the client, comparing the sending time with the return time, and when the sending time is inconsistent with the return time, having network delay between the corresponding client and the target server;
retransmission judgment subunit: the system comprises a detection program, a target server and a client, wherein the detection program is used for comparing with response information, judging whether a repeated data packet exists in the response information, and determining that network retransmission exists between the corresponding client and the target server when the repeated data packet exists;
an out-of-order judgment subunit: the system comprises a detection program, a target server and a data processing module, wherein the detection program is used for comparing the detection program with response information, judging whether the sequence of data packets in the response information is the same or not, and determining that data disorder exists between the corresponding client and the target server when the sequence is different;
tamper determination subunit: and the detection program is used for comparing the detection program with the response information, judging whether the contents of the data packets in the response information are the same or not, and determining that data tampering exists between the corresponding client and the target server when the contents are different.
As an embodiment of the present invention: the network judgment module comprises:
4G signal acquisition unit: the system comprises a first signal strength for acquiring the first signal strength when the 4G communication module is connected with a base station, and judging whether the 4G communication module is accessed to a public network or not based on the signal strength;
5G signal acquisition unit: the system is used for acquiring second signal strength when the 5G communication module is connected with a base station, and judging whether the 5G communication module is accessed to a public network or not based on the second signal strength;
a result output module: and the result information used for inputting whether the 4G communication module and the 5G communication module can be accessed to the public network is input to the voice module.
As an embodiment of the present invention: the ad hoc network communication module comprises:
a first client dividing unit: the system comprises a client side, a client side information acquisition unit and a client side information acquisition unit, wherein the client side information acquisition unit is used for acquiring client side information of the client side connected to a public network; wherein,
the flag information includes a client IP address and a client device number;
a second dividing unit: the system comprises a client side, a client side information acquisition unit and a client side information acquisition unit, wherein the client side information acquisition unit is used for acquiring the identifier information of the client side which is not connected to the public network, recording the second client side information of the corresponding client side, and classifying the corresponding client side into an unconnected set according to the second client side information;
a judging unit: and the client side is used for acquiring the connection states of all the client sides in the networking set, judging whether the client side with abnormal connection exists or not according to the connection states, and adding the client side with abnormal connection into the non-networking set.
As an embodiment of the present invention: the system further comprises:
a judging module: for determining whether the ad hoc network is secure:
the method specifically comprises the following steps:
step 1: acquiring a network signal of the client and determining signal characteristics;
wherein x isiRepresenting the signal strength characteristic of the ith detection client; k is a radical ofiA client identification parameter representing an ith detection client; alpha represents the cycle frequency of the detection client; t represents the detection time of each client detection;
step 2: mapping the signal feature set to a three-dimensional depth coordinate system, and determining a set of the signal features on the three-dimensional depth coordinate system;
wherein, a represents a horizontal axis mapping parameter when mapping is carried out; b represents a vertical axis mapping parameter when mapping is performed; c represents a vertical mapping parameter when mapping is performed;
and step 3: obtaining a consistent value P according to the three-dimensional depth coordinate system, and judging an abnormal state according to the consistent value P:
wherein β is a signal error coefficient; said EiAn anomaly coefficient representing the ith detection client;
when P is more than or equal to 0, the information interaction is normal;
and when P < 0, the information interaction is abnormal.
As an embodiment of the present invention: the Ad hoc network communication module determines the target
The client further comprises the following steps:
step S1, according to the ad hoc network, determining the client terminal set K ═ (K) of the ad hoc network1,K2,K3……Kj)；
Wherein, KjRepresents the jth client; j is 1,2,3 … … m; m represents the total number of clients in the ad hoc network;
and step S2, respectively calculating the efficiency function of each client according to the client set:
wherein,
the data efficiency of the jth client in communication through the c channel is represented;
the number of channels which represent that the jth client communicates through the c channel is connected;
to representBandwidth when the jth client transmits with the c channel;
the distance between the jth client and the c channel during transmission is represented; j. the design is a squareCRepresents the total number of channels;
indicating a jth client data transmission rate; f. of
Representing the probability of the jth client transmitting through the c-th channel; c belongs to C; c represents a channel which can be connected by a client in the ad hoc network; probability of transmission per client
Representing the probability that the jth client is selected; t probability of connection between any client and the public network;
step S3: and obtaining the value of the utility function, and taking the client corresponding to the maximum value of the utility function as a target client connected with the public network.
The invention has the beneficial effects that:
the common voice system can only be normally used when the common voice system can be connected to a server, namely, when the 4G communication module and the 5G communication module can be connected to a public network, and when the 4G communication module and the 5G communication module cannot be connected to the public network. The system combines the ad-hoc network technology, so that all the devices can be ensured to be normally used as long as at least one device can be connected to the server in the coverage area of the ad-hoc network, and the voice system can be normally used in some special environments (such as mountain roads, culverts, remote hilly lands and the like).
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a system configuration diagram of a service system combining ad hoc networking and multiplexing according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1, the present invention is a service system combining ad hoc network and multiplexing, comprising:
a voice module: the system comprises a conference server, a conference server and a client, wherein the conference server is used for acquiring communication requirements of users, carrying out group conference and point-to-point single communication through a preset voice system and generating communication instructions;
the communication requirement of the user is that the user communicates with the terminal equipment, and when a group conference (multi-person conference) is carried out on a voice system and communication is carried out with a certain person independently, a corresponding communication instruction can be generated through the terminal equipment.
An ad hoc network module: the system comprises a client side, a local ad hoc network and a public network, wherein the client side is used for determining a client side accessed to the voice system, configuring an ad hoc network program on the client side to form the local ad hoc network, and connecting the local ad hoc network with the public network; the method comprises the steps of determining a client side accessed to a voice system, namely determining terminal equipment authorized on the voice system and capable of performing information interaction, configuring an ad hoc network, wherein when the voice system cannot be connected with a public network and performs communication, all the terminal equipment performs interaction and interconnection, and a regional network is generated through a plurality of terminal equipment. For example, a local area network is generated by a plurality of handset connections. Then, a certain terminal device or a plurality of terminal devices in the ad hoc network are connected with the public network. The precondition for the construction of the ad hoc network is that at least one terminal device in the ad hoc network can be connected with the public network.
A mobile network module: the voice system is used for determining a 4G communication module and a 5G communication module which are arranged in the voice system, and is connected with a public network through the 4G communication module and the 5G communication module;
the invention needs to connect with the public network through the voice system before using the ad hoc network, and the device for controlling the connection with the public network is the mobile network module.
A network judgment module: the system is used for judging whether the 4G communication module and the 5G communication module can be connected with a public network or not; and judging whether the ad hoc network and the voice system are used, and judging that the public network can not be connected through the 4G communication module and the 5G communication module by the network judgment module.
A mobile communication module: the 4G communication module and the 5G communication module are used for receiving the communication instruction through the 4G communication module and the 5G communication module and connecting a target server for communication when the 4G communication module and the 5G communication module can be connected with a public network;
ad hoc network communication module: and the local area ad hoc network is used for receiving the communication instruction through the local area ad hoc network, determining a target client capable of being connected with the public network in the local area ad hoc network, and connecting a target server for communication through the target client when the 4G communication module and the 5G communication module can not be connected with the public network. The precondition that the ad hoc network can be connected with the target server is that at least one client can be connected with a public network, and the system applicable to the invention is a service system.
The technical content of the invention is as follows:
the system that this patent described, on original voice system structure, increased the ad hoc network module for every customer end, when there is some customer ends can use wireless public network to reach the server, when some is not the case, the customer end that can't reach the server passes through ad hoc network and the customer end interaction that possesses public network connection ability, reaches the server end with the help of its public network ability to normally use voice system. The voice system is also connected with a 4G communication module and a 5G communication module, the 4G communication module and the 5G communication module are also connected and communicated with the outside through a base station, the ad hoc network is a second communication mode when the 4G communication module and the 5G communication module cannot communicate, and the ad hoc network can be connected with a public network when the 4G communication module and the 5G communication module cannot communicate, and then is connected with a target server through the public network.
The invention has the beneficial effects that:
the common voice system can only be normally used when the common voice system can be connected to a server, namely, when the 4G communication module and the 5G communication module can be connected to a public network, and when the 4G communication module and the 5G communication module cannot be connected to the public network. The system combines the ad-hoc network technology, so that all the devices can be ensured to be normally used as long as at least one device can be connected to the server in the coverage area of the ad-hoc network, and the voice system can be normally used in some special environments (such as mountain roads, culverts, remote hilly lands and the like).
As an embodiment of the present invention: the voice module includes:
a first analysis unit: the system comprises a communication request information acquisition module, a communication request information acquisition module and a communication request information acquisition module, wherein the communication request information acquisition module is used for acquiring communication request information applied by a user in a preset information importing mode; wherein,
the information importing mode at least comprises the following steps: selecting voice, characters and information;
the first analysis unit type user initiates a communication request in any one mode of voice, text or information selection, and the communication request comprises communication requirement information, including a person needing to communicate, a mode needing to communicate and the like.
An information determination unit: a first program segment for determining a communication mode according to the communication demand information and generating communication demand information; wherein,
the communication mode includes: a group conference mode and a point-to-point mode;
the first program segment functions to determine which persons need to communicate, and the group conference mode and the point-to-point mode also determine the persons who participate in the communication.
A code generation unit: the operation code generation module is used for generating an operation code with a random name according to the communication mode through a preset operation code generation mode; the operation code is an operation code for performing a communication mode,
a condition setting unit: the instruction type is determined according to the operation code, and constraint conditions are set according to the instruction type; wherein,
the constraint conditions include: personnel constraints and authentication constraints;
the personnel constraint is to limit the personnel who participate in the communication and to make the people who need to communicate enter the communication, and the authentication constraint is to authenticate the participating personnel and then to realize the identification of the communication personnel due to the limitations in the authentication process.
An instruction generation unit: and the second program segment is used for calling the second program segment for communication implementation in the instruction program library through the operation code under the constraint condition, and the first program segment and the second program segment are spliced to generate a communication instruction. The second program end is an execution section of the instruction, the first program section is a communication personnel identification and authentication section, and communication can be carried out after the two sections are spliced.
The principle of the technical scheme is as follows: the voice module of the present invention functions to determine the mode by which a client device connected to the voice system and a client need to select to communicate. The first analysis unit is suitable for determining the communication requirements of the user through different information import modes. The information determining unit judges whether to take a meeting or connect a person alone according to the communication requirements of the client. The code generation module unit is used for generating a code according to the information input by the client, a preset information analysis database exists in the invention, the information analysis database reflects various instruction information in the form of codes, and the constraint condition of personnel is that the personnel who carry out communication are determined to be certain, and the constraint condition of the personnel who enter communication is set; the authentication constraint is to verify the person who can communicate, so as to realize accurate communication. Finally, the communication implementation unit is a program section adopting a point-to-point or group conference communication mode, and the first program section is a program section for determining connected communication personnel.
As an embodiment of the present invention: the ad hoc network module comprises:
a statistic unit: the system comprises a client side, a voice system and a server, wherein the client side is used for acquiring the use authorization information of the voice system and determining the client side connected with the voice system; the authorization information is used, namely the client has the authorization of the voice system, and communication can be carried out through the voice system.
A networking unit: the system comprises a client, a network node and a local ad hoc network, wherein the client is used for configuring an ad hoc network program on the client and taking each client as a network node to generate the local ad hoc network;
when the invention carries out the ad hoc networking, the invention can configure the ad hoc networking program on the client in advance, realize the fast networking when needing to carry out the ad hoc networking, each client is regarded as a network node, in order to realize the fast connection network according to the network node which can be connected with the public network.
A message unit: the system comprises a detection program used for implanting a detection program used for detecting the network connection state in the local area ad hoc network; because it is necessary to judge which clients can be connected to the public network, and thus communication is performed through the target server, a probe program is provided to judge which clients can be connected to the network, and the probe program has specific return information.
A transmission unit: the system comprises a plurality of clients, a public network server and a detection program server, wherein the clients are used for sending the detection program to the public network server at regular time and receiving response information within preset time; the response information is received within the preset time, so that whether the network is connected or not can be judged, and the connection state of the network, namely whether the network is good or bad, can also be judged by setting the time.
A supervision unit: the response message receiving module is used for judging whether response messages are received within the preset time; wherein,
when response information is received, sending the response information to a voice system, and taking a corresponding client as a public network client;
when the response information is not received, classifying the corresponding client into a non-public network client;
an analysis unit: the response message is analyzed to determine the connection status between the corresponding client and the public network; wherein,
the connection condition includes: normal connections and connection anomalies; wherein,
the connection exception includes: network packet dropping, network delay, network throttling, network retransmission, data out-of-order, and data tampering. When the connection status is determined, it can be determined whether there is a delay or not according to the return and transmission time of the response information. The detection program has specific return information, and whether the return information is consistent with the specific return information can be judged whether network packet dropping, network retransmission, data disorder and data tampering exist. And whether network delay and network throttling exist can be judged according to the sending and returning time of the detection program.
The principle of the technical scheme is as follows: the ad hoc network module is used for realizing that the client forms a regional ad hoc network, namely a local area network. In the invention, the statistical unit is used for determining how many clients are in an area where the ad hoc network is to be established, each client is a network node of the ad hoc network, the clients comprise various communication devices such as a mobile phone, a computer and a tablet, and the message unit is used for determining whether each client can be connected with a public network or not through a detection program, and communication can be carried out only when the client is connected with the public network. In the ad hoc network, any client can be connected with the public network to carry out network service communication.
As an embodiment of the present invention: the ad hoc network module further comprises:
an adjacent detection unit: the system comprises a client side, a voice system and a server, wherein the client side is used for determining a near client side of each client side in the client sides connected with the voice system, taking each client side and the near client side as a proximity sequence, and taking each client side as a connection node; in order to realize the quick communication of adjacent client devices, the invention sets a proximity sequence and a connection node.
An interaction judgment unit: the method comprises the steps of determining the number of adjacent sequences, and performing network interconnection on clients in the adjacent sequences to generate a plurality of interaction groups; when networking, network connection can be realized only by network interconnection, and an interactive group is the basis for generating an ad hoc network.
An interactive networking unit: and the system is used for performing network connection on different interaction groups, generating an interaction network according to the IP address of each client in the connection node, and determining interaction information of the interaction network. When interactive networking is carried out, interactive information needs to be determined, so that the quality of the ad hoc network can be judged, the clients can carry out networking, the clients cannot carry out networking, the signal intensity of the client connection is high, and the signal intensity of the client connection is low.
The principle of the technical scheme is as follows: when the invention carries on the self-organizing network, each customer end is connected with the adjacent customer end to form an interactive group, and when forming the interactive group, each interactive group is connected with the adjacent interactive group to form the self-organizing network gradually, but in the process, the IP address is needed to be used as the connecting address when the customer ends are interconnected.
As an embodiment of the present invention: the interactive networking unit includes:
configuring a subunit: the client is used for respectively substituting the first configuration file and the second configuration file into the client; when interactive networking is performed, different clients need to be interactively docked, which may cause that client devices are different, so that two clients need to be docked through a configuration file.
A first process subunit: a first process for determining the client not connected to the public network according to the first configuration file; the first process of the client not connected with the public network is a process for constructing a local area network to realize regional interconnection.
A second process subunit: a second process for determining the public network connected client according to the second configuration file; the second process of the client connected with the public network is a public network docking process connected with the public network.
Butt joint of the sub-units: and the first process and the second process are butted to generate the interactive networking. The first process and the second process are in butt joint, and the process of local area network connection and the process of public network connection are connected through the function of a configuration file, so that the ad hoc network is realized.
The principle of the technical scheme is as follows: the first configuration file and the second configuration file are for interfacing the two clients. Therefore, the configuration file is implanted in each client, and the interactive networking is generated by docking after the configuration file is implanted.
As an embodiment of the present invention: the analysis unit includes:
a packet drop judging subunit: the system comprises a detection program, a response message and a corresponding client, wherein the detection program is used for detecting the number of the data packets in the response message;
a delay judgment subunit: acquiring sending time of the detection program sent to a target server, determining return time of the response information returned to the client, comparing the sending time with the return time, and when the sending time is inconsistent with the return time, having network delay between the corresponding client and the target server;
retransmission judgment subunit: the system comprises a detection program, a target server and a client, wherein the detection program is used for comparing with response information, judging whether a repeated data packet exists in the response information, and determining that network retransmission exists between the corresponding client and the target server when the repeated data packet exists;
an out-of-order judgment subunit: the system comprises a detection program, a target server and a data processing module, wherein the detection program is used for comparing the detection program with response information, judging whether the sequence of data packets in the response information is the same or not, and determining that data disorder exists between the corresponding client and the target server when the sequence is different;
tamper determination subunit: and the detection program is used for comparing the detection program with the response information, judging whether the contents of the data packets in the response information are the same or not, and determining that data tampering exists between the corresponding client and the target server when the contents are different.
The principle of the technical scheme is as follows: the invention can detect the ad hoc network when the ad hoc network is connected, and the invention has packet drop detection in the detection process and is used for preventing incomplete information transmission during information transmission. And the delay judgment is used for preventing the information from delaying when the communication is carried out, so that the communication is blocked. The retransmission detection is used for preventing data packets from being repeatedly transmitted during communication, and further, information is overlapped, so that information superposition transmission is unclear, the disorder detection is used for preventing information transmission from being disordered, and the sub-unit is tampered to prevent information contents from being different or information errors during information transmission.
As an embodiment of the present invention: the network judgment module comprises:
4G signal acquisition unit: the system comprises a first signal strength for acquiring the first signal strength when the 4G communication module is connected with a base station, and judging whether the 4G communication module is accessed to a public network or not based on the signal strength; when the signal strength is particularly strong, the public network can be connected certainly, and when no signal exists and the signal is poor, the public network is not connected. The signal intensity and the signal difference are thresholds which need to be set according to actual conditions when the operation is actually carried out. The 5G communication module determines whether to connect to the public network in the same way.
5G signal acquisition unit: the system is used for acquiring second signal strength when the 5G communication module is connected with a base station, and judging whether the 5G communication module is accessed to a public network or not based on the second signal strength;
a result output module: and the result information used for inputting whether the 4G communication module and the 5G communication module can be accessed to the public network is input to the voice module.
The principle of the technical scheme is as follows: the precondition for communication through the ad hoc network is that the 4G communication module and the 5G communication module cannot be connected with the public network, so that the invention judges whether the 4G communication module and the 5G communication module can be connected with the public network or not based on the signal intensity, and further transmits the connection result to the voice system, and the voice system selects whether to communicate through the ad hoc network or the mobile communication network of the 4G communication module and the 5G communication module.
As an embodiment of the present invention: the ad hoc network communication module comprises:
a first client dividing unit: the system comprises a client side, a client side information acquisition unit and a client side information acquisition unit, wherein the client side information acquisition unit is used for acquiring client side information of the client side connected to a public network; wherein,
the flag information includes a client IP address and a client device number;
a second dividing unit: the system comprises a client side, a client side information acquisition unit and a client side information acquisition unit, wherein the client side information acquisition unit is used for acquiring the identifier information of the client side which is not connected to the public network, recording the second client side information of the corresponding client side, and classifying the corresponding client side into an unconnected set according to the second client side information;
a judging unit: and the client side is used for acquiring the connection states of all the client sides in the networking set, judging whether the client side with abnormal connection exists or not according to the connection states, and adding the client side with abnormal connection into the non-networking set.
The principle of the technical scheme is as follows: when the ad hoc network carries out network communication, the first client dividing unit is used for identifying that the clients can be connected with the public network and the clients cannot be connected with the public network when the ad hoc network carries out network communication. And then through set division, when the user communicates, the user communicates through the client in the networking set.
As an embodiment of the present invention: the system further comprises:
a judging module: for determining whether the ad hoc network is secure:
the method specifically comprises the following steps:
step 1: acquiring a network signal of the client and determining signal characteristics;
wherein x isiThe signal strength characteristic of the client is shown when the client is detected for the ith time; k is a radical ofiRepresenting the identification parameters of the client when the client is detected for the ith time; alpha represents the cycle frequency for client detection; t represents the detection time of each client detection; 1,2,3 … … n; n represents the number of detections;
the invention needs to perform multiple, real-time and cyclic detections on the client to determine the signal characteristics of the client. In this process, xi*kiIs used to identify each client and determine eachSignal strength characteristics of individual clients, the product of which represents a unique parameter of the signal strength of different clients, so that there is an identification parameter, so that a unique parameter of the signal strength of different clients, e-2παtAn index parameter indicative of a cycle test; therefore, this signal characteristic is a characteristic parameter under cyclic detection.
Step 2: mapping the signal features to a three-dimensional depth coordinate system, and determining a set of the signal features on the three-dimensional depth coordinate system;
wherein, a represents a horizontal axis mapping parameter when mapping is carried out; b represents a vertical axis mapping parameter when mapping is performed; c represents a vertical mapping parameter when mapping is performed;
the invention is based on feature mapping to represent the parameter state of the feature on the space coordinate system, so A represents the transverse parameter of the mapped signal feature; b represents the longitudinal parameters of the mapped signal characteristics; c represents the vertical parameter of the mapped signal characteristic; the transverse parameters are used for judging whether the signals are stable or not, and the longitudinal parameters are used for judging the size of the signals; and the vertical parameter is used for judging whether the signal has deviation according to the angle between the vertical parameter and the origin of the coordinate system.
And step 3: obtaining a consistent value P according to the three-dimensional depth coordinate system, and judging an abnormal state according to the consistent value P:
wherein β is a signal error coefficient; said EiAn anomaly coefficient representing the ith detection client;
when P is more than or equal to 0, the information interaction is abnormal;
when P < 0, the information interaction is normal.
When judging whether the signal is in an abnormal state through the consistent value.
For determining the stationary difference by the difference between the stationary parameter of the signal and the sum ratio of the other parameters, which may be negative when the stationary parameter is 0. The same signal size will also result in a difference of 0 in signal strength when the signal is 0; however, when the signal deviation value is 0, no deviation is represented, so that the invention introduces a negative sign calculation when performing the difference calculation of the signal deviation value. And further, whether the information interaction is abnormal can be judged.
In the present invention: in the process, the invention can firstly detect the specific state of each client in the ad hoc network connected with the public network for a plurality of times according to the signal intensity characteristics detected each time, and firstly, the invention can determine the comprehensive signal characteristics of the client after a plurality of times of comprehensive detection according to the signal intensity characteristics detected each time, which reflects that the signal intensity is fluctuant or stable. The invention is based on the mapping three-dimensional depth coordinate system, and is used for converting the signal characteristics into a space network to judge the specific state of the signal characteristics. In a space coordinate system, the transverse axis mapping parameters and A determine the continuity of the signals in a steady state; the vertical axis mapping parameter and B determine the signal strength of the signal in the steady state. The vertical mapping parameter and C determine the signal strength that the signal can achieve in stationary conditions. In the last step, the consistency is calculated, and whether the whole network is abnormal or not is judged by the error coefficient and the abnormal coefficient when the client detects, so that the client is ensured to be normal when the network interaction is carried out.
As an embodiment of the present invention: the Ad hoc network communication module determines the target
The client further comprises the following steps:
step S1, according to the ad hoc network, determining the client terminal set K ═ (K) of the ad hoc network1,K2,K3……Kj)；
Wherein, KjRepresents the jth client; j is 1,2,3 … … m; m represents the total number of clients in the ad hoc network;
and step S2, respectively calculating the efficiency function of each client according to the client set:
wherein,
the data efficiency of the jth client in communication through the c channel is represented;
the number of channels which represent that the jth client communicates through the c channel is connected;
the bandwidth of the jth client and the c channel during transmission is represented;
the distance between the jth client and the c channel during transmission is represented; j. the design is a squareCRepresents the total number of channels;
indicating a jth client data transmission rate;
representing the probability of the jth client transmitting through the c-th channel;c belongs to C; c represents a channel which can be connected by a client in the ad hoc network; probability of transmission per client
Representing the probability that the jth client is selected; t probability of connection between any client and the public network;
step S3: and obtaining the value of the utility function, and taking the client corresponding to the maximum value of the utility function as a target client connected with the public network.
The invention belongs to an ad hoc network, wherein a plurality of clients exist in the ad hoc network, but the client is better to call, the signal is stronger, the transmission is more smooth, and the client is always the target client and is the optimal choice. According to the technical scheme, the client is judged to be the optimal client by calculating the utility function of the client, namely the information transmission capacity of the client and the capacity of connecting a public network, and then the client is selected as the target client.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. An ad hoc networking and multiplexing service system comprising:
a voice module: the system comprises a conference server, a conference server and a client, wherein the conference server is used for acquiring communication requirements of users, carrying out group conference and point-to-point single communication through a preset voice system and generating communication instructions;
an ad hoc network module: the system comprises a client side, a local ad hoc network and a public network, wherein the client side is used for determining a client side accessed to the voice system, configuring an ad hoc network program on the client side to form the local ad hoc network, and connecting the local ad hoc network with the public network;
a mobile network module: the voice system is used for determining a 4G communication module and a 5G communication module which are arranged in the voice system, and is connected with a public network through the 4G communication module and the 5G communication module;
a network judgment module: the system is used for judging whether the 4G communication module and the 5G communication module can be connected with a public network or not;
a mobile communication module: the 4G communication module and the 5G communication module are used for receiving the communication instruction through the 4G communication module and the 5G communication module and connecting a target server for communication when the 4G communication module and the 5G communication module can be connected with a public network;
ad hoc network communication module: the local area ad hoc network communication system comprises a 4G communication module, a 5G communication module, a local area ad hoc network and a target server, wherein the 4G communication module and the 5G communication module are used for receiving a communication instruction through the local area ad hoc network, determining the target client capable of being connected with the public network in the local area ad hoc network, and connecting the target client with the target server for communication;
the system further comprises:
a judging module: for determining whether the ad hoc network is secure:
the method specifically comprises the following steps:
step 1: acquiring a network signal of the client and determining signal characteristics;
wherein x isiRepresenting the signal strength characteristic of the ith detection client; k is a radical ofiA client identification parameter representing an ith detection client; alpha represents the cycle frequency of the detection client; t represents the detection time of each client detection; 1,2,3 … … n; n represents the number of detections;
step 2: mapping the signal feature set to a three-dimensional depth coordinate system, and determining a set of the signal features on the three-dimensional depth coordinate system;
wherein, a represents a horizontal axis mapping parameter when mapping is carried out; b represents a vertical axis mapping parameter when mapping is performed; c represents a vertical mapping parameter when mapping is performed;
and step 3: obtaining a consistent value P according to the three-dimensional depth coordinate system, and judging an abnormal state according to the consistent value P:
wherein β is a signal error coefficient; said EiAn anomaly coefficient representing the ith detection client;
when P is more than or equal to 0, the information interaction is normal;
when P is less than 0, the information interaction is abnormal;
the method for determining the target client by the ad hoc network communication module further comprises the following steps:
step S1, according to the ad hoc network, determining the client terminal set K ═ (K) of the ad hoc network1,K2,K3……Kj)；
Wherein, KjRepresents the jth client; j is 1,2,3 … … m; m represents the total number of clients in the ad hoc network;
and step S2, respectively calculating the efficiency function of each client according to the client set:
wherein,
the data efficiency of the jth client in communication through the c channel is represented;
the number of channels which represent that the jth client communicates through the c channel is connected;
when j client and c channel are transmittedThe bandwidth of (d);
the distance between the jth client and the c channel during transmission is represented; j. the design is a squareCRepresents the total number of channels;
indicating a jth client data transmission rate;
representing the probability of the jth client transmitting through the c-th channel; c belongs to C; c represents a channel which can be connected by a client in the ad hoc network; probability of transmission per client
Representing the probability that the jth client is selected; t probability of connection between any client and the public network;
step S3: and obtaining the value of the efficiency function, and taking the client corresponding to the maximum value of the efficiency function as a target client connected with the public network.
2. An ad-hoc networking and multiplexing service system according to claim 1 wherein said speech module comprises:
a first analysis unit: the system comprises a communication request information acquisition module, a communication request information acquisition module and a communication request information acquisition module, wherein the communication request information acquisition module is used for acquiring communication request information applied by a user in a preset information importing mode; wherein,
the information importing mode at least comprises the following steps: selecting voice, characters and information;
an information determination unit: a first program segment for determining a communication mode according to the communication demand information and generating communication demand information;
wherein,
the communication mode includes: a group conference mode and a point-to-point mode;
a code generation unit: the operation code generation module is used for generating an operation code with a random name according to the communication mode through a preset operation code generation mode;
a condition setting unit: the instruction type is determined according to the operation code, and constraint conditions are set according to the instruction type; wherein,
the constraint conditions include: personnel constraints and authentication constraints;
an instruction generation unit: and the second program segment is used for calling the second program segment for communication implementation in the instruction program library through the operation code under the constraint condition, and the first program segment and the second program segment are spliced to generate a communication instruction.
3. An ad-hoc networking and multiplexing service system according to claim 1 wherein said ad-hoc networking module comprises:
a statistic unit: the system comprises a client side, a voice system and a server, wherein the client side is used for acquiring the use authorization information of the voice system and determining the client side connected with the voice system;
a networking unit: the system comprises a client, a network node and a local ad hoc network, wherein the client is used for configuring an ad hoc network program on the client and taking each client as a network node to generate the local ad hoc network;
a message unit: the system comprises a detection program used for implanting a detection program used for detecting the network connection state in the local area ad hoc network;
a transmission unit: the system comprises a plurality of clients, a public network server and a detection program server, wherein the clients are used for sending the detection program to the public network server at regular time and receiving response information within preset time;
a supervision unit: the response message receiving module is used for judging whether response messages are received within the preset time; wherein,
when response information is received, sending the response information to a voice system, and taking a corresponding client as a public network client;
when the response information is not received, classifying the corresponding client into a non-public network client;
an analysis unit: the response message is analyzed to determine the connection status between the corresponding client and the public network; wherein,
the connection condition includes: normal connections and connection anomalies; wherein,
the connection exception includes: network packet dropping, network delay, network throttling, network retransmission, data out-of-order, and data tampering.
4. The ad-hoc networking and multiplexing service system according to claim 1 wherein said ad-hoc networking module further comprises:
an adjacent detection unit: the system comprises a client side, a voice system and a server, wherein the client side is used for determining a near client side of each client side in the client sides connected with the voice system, taking each client side and the near client side as a proximity sequence, and taking each client side as a connection node;
an interaction judgment unit: the method comprises the steps of determining the number of adjacent sequences, and performing network interconnection on clients in the adjacent sequences to generate a plurality of interaction groups;
an interactive networking unit: and the system is used for performing network connection on different interaction groups, generating an interaction network according to the IP address of each client in the connection node, and determining interaction information of the interaction network.
5. An ad-hoc networking and multiplexing service system according to claim 4 wherein said inter-networking unit comprises:
configuring a subunit: for substituting the first configuration file and the second configuration file in the client, respectively
A first process subunit: a first process for determining a client not connected to a public network according to the first configuration file;
a second process subunit: a second process for determining the public network connected client according to the second configuration file;
butt joint of the sub-units: and the first process and the second process are butted to generate the interactive networking.
6. An ad-hoc networking and multiplexing service system according to claim 3 wherein said parsing unit comprises:
a packet drop judging subunit: the system comprises a detection program, a response message and a corresponding client, wherein the detection program is used for detecting the number of data packets in the detection program and the response message;
a delay judgment subunit: acquiring sending time of the detection program sent to a target server, determining return time of the response information returned to the client, comparing the sending time with the return time, and when the sending time is inconsistent with the return time, having network delay between the corresponding client and the target server;
retransmission judgment subunit: the system comprises a detection program, a target server and a client, wherein the detection program is used for comparing with response information, judging whether a repeated data packet exists in the response information, and determining that network retransmission exists between the corresponding client and the target server when the repeated data packet exists;
an out-of-order judgment subunit: the system comprises a detection program, a target server and a data processing module, wherein the detection program is used for comparing the detection program with response information, judging whether the sequence of data packets in the response information is the same or not, and determining that data disorder exists between the corresponding client and the target server when the sequence is different;
tamper determination subunit: and the detection program is used for comparing the detection program with the response information, judging whether the contents of the data packets in the response information are the same or not, and determining that data tampering exists between the corresponding client and the target server when the contents are different.
7. The system as claimed in claim 1, wherein said network determination module comprises:
4G signal acquisition unit: the system comprises a first signal strength for acquiring the first signal strength when the 4G communication module is connected with a base station, and judging whether the 4G communication module is accessed to a public network or not based on the signal strength;
5G signal acquisition unit: the system is used for acquiring second signal strength when the 5G communication module is connected with a base station, and judging whether the 5G communication module is accessed to a public network or not based on the second signal strength;
a result output module: and the result information used for inputting whether the 4G communication module and the 5G communication module can be accessed to the public network is input to the voice module.
8. The system as claimed in claim 1, wherein said ad hoc network communication module comprises:
a first client dividing unit: the system comprises a client side, a client side information acquisition unit and a client side information acquisition unit, wherein the client side information acquisition unit is used for acquiring mark information of client sides connected to a public network, recording information of corresponding client sides as first client side information, and classifying the corresponding client sides into a networking set according to the first client side information; wherein,
the flag information includes a client IP address and a client device number;
a second dividing unit: the system comprises a client side, a client side information acquisition unit and a client side information acquisition unit, wherein the client side information acquisition unit is used for acquiring the identifier information of the client side which is not connected to the public network, recording the second client side information of the corresponding client side, and classifying the corresponding client side into an unconnected set according to the second client side information;
a judging unit: and the client side is used for acquiring the connection states of all the client sides in the networking set, judging whether the client side with abnormal connection exists or not according to the connection states, and adding the client side with abnormal connection into the non-networking set.
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