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CN102123212B - For ordinary terminal provides the method and system of conference telephone capabilities - Google Patents

For ordinary terminal provides the method and system of conference telephone capabilities Download PDF

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Publication number
CN102123212B
CN102123212B CN201110065439.9A CN201110065439A CN102123212B CN 102123212 B CN102123212 B CN 102123212B CN 201110065439 A CN201110065439 A CN 201110065439A CN 102123212 B CN102123212 B CN 102123212B
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China
Prior art keywords
control information
media gateway
conference telephone
terminal
state
Prior art date
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Expired - Fee Related
Application number
CN201110065439.9A
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Chinese (zh)
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CN102123212A (en
Inventor
王志伟
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ZTE Corp
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ZTE Corp
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Publication date
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Priority to CN201110065439.9A priority Critical patent/CN102123212B/en
Publication of CN102123212A publication Critical patent/CN102123212A/en
Priority to PCT/CN2012/072461 priority patent/WO2012126336A1/en
Application granted granted Critical
Publication of CN102123212B publication Critical patent/CN102123212B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M7/00Arrangements for interconnection between switching centres
    • H04M7/12Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
    • H04M7/1205Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks
    • H04M7/125Details of gateway equipment
    • H04M7/1255Details of gateway equipment where the switching fabric and the switching logic are decomposed such as in Media Gateway Control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/02Details
    • H04L12/16Arrangements for providing special services to substations
    • H04L12/18Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1813Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10Architectures or entities
    • H04L65/102Gateways
    • H04L65/1023Media gateways
    • H04L65/103Media gateways in the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40Support for services or applications
    • H04L65/403Arrangements for multi-party communication, e.g. for conferences
    • H04L65/4046Arrangements for multi-party communication, e.g. for conferences with distributed floor control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/42Systems providing special services or facilities to subscribers
    • H04M3/56Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The invention discloses a kind ofly provides the method and system of conference telephone capabilities for ordinary terminal, and in conference telephone process, the control information that Media Gateway Controller sends according to terminal, for terminal provides the respective control function of conference telephone; Control information wherein comprises mic mute control information, and/or volume adjusting control information.Adopt the present invention, make ordinary terminal also can realize the function of conference telephone, and simple to operate, be easy to realize.

Description

For ordinary terminal provides the method and system of conference telephone capabilities
Technical field
The present invention relates to communication technical field, more specifically, relating to a kind ofly provides the method and system of conference telephone capabilities for ordinary terminal.
Background technology
Conference telephone a kind ofly can improve interchange, improves decision-making capability, saves time and reduce the desirable means of communication of transport cost.At present, conference telephone is widely used in: the regular meeting between the departments at different levels of government bodies and temporary meeting, have the enterprise of branch company or factory in other places, the discussion decision-making carried out between each branch company, every weekly meeting and training and learning etc.The terminal (as group audio terminal) possessing conference telephone capabilities is the important voice communication apparatus of company's meeting room, is the capable sharp weapon of trans-departmental cross-region meeting.Hold videoconference by conference telephone can hold a meeting easily, complete the functions such as meeting, discussion, training, study.Thus in growing global business environment, in the environment of the division of labor in society day by day, save long drive, shorten the decision-making time, reduce the relation between company operation cost, harmonious business parnter, and this meeting mode completely newly has higher operating efficiency.
Along with NGN(Next Generation Network, next generation network) development of business and universal, the application of videoconference in NGN network gets more and more, ordinary terminal does not possess the function of conference telephone usually, and the channel buying the group audio terminal of specialty is few, and price is very expensive.
Summary of the invention
The technical problem that the present invention solves is to provide and a kind ofly provides the method and system of conference telephone capabilities for ordinary terminal, can realize the function of conference telephone on ordinary terminal.
For solving the problems of the technologies described above, the invention provides a kind ofly provides the method for conference telephone capabilities for ordinary terminal, comprising:
In conference telephone process, the control information that Media Gateway Controller sends according to terminal, for described terminal provides the respective control function of conference telephone.
Further, by selecting the respective control function key in described terminal, described control information is sent.
Further, described controlling functions key comprises the combination of specific number code key in described terminal and " # " key;
Described Media Gateway Controller, when described conference telephone is initiated, notifies that described media gateway reports the number received one by one, and the number button that the described terminal received is selected by described media gateway and " # " key report described Media Gateway Controller one by one.
Further, described control information comprises: mic mute control information;
After described Media Gateway Controller receives described control information, by the state of the state or described terminal use of revising the real-time transport protocol (rtp) media of described conference telephone, realize the mic mute controlling functions to described terminal.
Further, described mic mute control information comprises further: open quiet and close quiet;
After described Media Gateway Controller receives and opens quiet control information, notify described media gateway by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state;
Described Media Gateway Controller notifies that the status modifier of the state of the RTP of described conference telephone or described terminal use is transmission and reception state by described media gateway after receiving and closing quiet control information.
Further, described control information comprises: volume adjusting control information;
After described Media Gateway Controller receives described control information, by regulating the gain of described terminal use, realize the volume adjusting controlling functions to described terminal.
Further, described volume adjusting control information comprises further: increase volume and reduce volume;
Described Media Gateway Controller notifies that described media gateway increases the gain of described terminal use after receiving the control information increasing volume;
Described Media Gateway Controller notifies that described media gateway reduces the gain of described terminal use after receiving the control information reducing volume.
Further, described Media Gateway Controller, by the particular value of the tdmc/gain in amendment (MODIFY) message of transmission, notifies that described media gateway increases or reduces the gain of described terminal use.
Present invention also offers a kind ofly provides the system of conference telephone capabilities for ordinary terminal, and described system comprises the function selection unit in terminal, and the control unit in Media Gateway Controller,
Described function selection unit is used for, and according to the controlling functions key in the terminal selected, sends corresponding control information; Wherein, described control information comprises mic mute control information, and/or volume adjusting control information;
Described control unit is used for, in conference telephone process, according to the control information receiving terminal transmission, for described terminal provides the respective control function of conference telephone.
Further, described system also comprises the performance element in media gateway, and described controlling functions key comprises the combination of specific number code key in described terminal and " # " key;
Described control unit also for, when described conference telephone is initiated, notify that described media gateway reports the number received one by one;
Described performance element is used for, and according to the notice reporting number of described control unit, the number button select the described terminal received and " # " key report described Media Gateway Controller one by one.
Further, described mic mute control information comprises further: open quiet and close quiet;
Described control unit is used for, and receives after opening quiet control information, notifies described media gateway by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state; Receive after closing quiet control information, notify that the status modifier of the state of the RTP of described conference telephone or described terminal use is transmission and reception state by described media gateway;
Described performance element also for, according to the amendment state notifying of described control unit, by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state, or be revised as transmission and reception state.
Further, described volume adjusting control information comprises further: increase volume and reduce volume;
Described control unit is used for, and after receiving the control information increasing volume, notifies that described media gateway increases the gain of described terminal use; After receiving the control information reducing volume, notify that described media gateway reduces the gain of described terminal use;
Described performance element also for, the gain modifications according to described control unit notifies, increases or reduce the gain of described terminal use.
From the above mentioned, the invention provides a kind ofly provides the scheme of some specialized conference telephone terminal functions for ordinary terminal, simple to operate, is easy to realize.Adopt the present invention, make ordinary terminal also can carry out conference telephone in NGN network, avoid user to buy expensive needed for specialized conference telephone set.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the networking schematic diagram being realized conference telephone in NGN network by (remove or increase MS);
Fig. 2 is the flow chart that the MGC control MG of the embodiment of the present invention realizes mic mute function;
Fig. 3 is the flow chart that the MGC control MG/MS of the embodiment of the present invention realizes volume adjusting function.
Embodiment
Core concept of the present invention is, ordinary terminal realizes the function of conference telephone terminal, specifically comprises: mic mute (Mute) function, and volume adjusting function.Wherein, the object of mic mute function is the call of only answering other people in conference telephone process, participant is allowed to have room for discussion privately, this function by control terminal user or RTP(Real-time Transport Protocol, RTP) mode such as transceiver mode of media realizes; And volume adjusting function can be realized relative to modes such as the gains when transmission gain of user or the encoding and decoding of RTP bag by amendment MG.
Based on above-mentioned thought, the invention provides a kind ofly provides the method for conference telephone capabilities for ordinary terminal, specifically adopts following technical scheme:
In conference telephone process, the control information that Media Gateway Controller sends according to terminal, for described terminal provides the respective control function of conference telephone.
Further, by selecting the respective control function key in described terminal, described control information is sent.
Further, described controlling functions key comprises the combination of specific number code key in described terminal and " # " key;
Described Media Gateway Controller, when described conference telephone starts, notifies that described media gateway reports the number received one by one, and the number button that the described terminal received is selected by described media gateway and " # " key report described Media Gateway Controller one by one.
Further, described control information comprises: mic mute control information;
After described Media Gateway Controller receives described control information, by the state of the RTP state or described terminal use of revising described conference telephone, realize the mic mute controlling functions to described terminal.
Further, described mic mute control information comprises further: open quiet and close quiet;
After described Media Gateway Controller receives and opens quiet control information, notify described media gateway by the RTP state of described conference telephone or the status modifier of described terminal use for receiving only state;
Described Media Gateway Controller notifies that the RTP state of described conference telephone or the status modifier of described terminal use are transmission and reception state by described media gateway after receiving and closing quiet control information.
Further, described control information comprises: volume adjusting control information;
After described Media Gateway Controller receives described control information, by regulating the gain of described terminal use, realize the volume adjusting controlling functions to described terminal.
Further, described mic mute controlling functions comprises further: increase volume and reduce volume;
Described Media Gateway Controller notifies that described media gateway increases the gain of described terminal use after receiving the control information increasing volume;
Described Media Gateway Controller notifies that described media gateway reduces the gain of described terminal use after receiving the control information reducing volume.
Described Media Gateway Controller is by the gain control features in the tdmc/gain(TDM circuit bag in the MODIFY message that sends) particular value, notify that described media gateway increases or reduce the gain of described terminal use.
For the ease of setting forth the present invention, be described in further detail below with reference to the enforcement of drawings and the specific embodiments to technical solution of the present invention.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combination in any mutually.
Below by for the networking of Fig. 1, describe implementation method of the present invention in detail in conjunction with the Megaco agreement be most widely used in current NGN network.
Shown in Figure 1, when current NGN real-time performance conference telephone, usually provide conferencing resource by media server (MS), each participant of other conference telephones is linked into MS by respective media gateway (MG), realizes conference telephone.The control to MS and MG is realized by Media Gateway Controller (MGC).
The present invention relates generally to MGC and MG two NGN server parts, and soft switch provides logic control, realizes concrete function by Media Access Gateways.
Provide a kind of Media Gateway Controller (MGC) in the embodiment of the present invention and control the method that media gateway (MG) realizes mic mute (Mute) and volume adjusting.User operation is very simple, by " 1# " opening/closing mute function in conference telephone process, is defaulted as closedown mute function when conference telephone is connected, now opens this function by " 1# ", then close by " 1# ".Increase volume by " 2# ", " 3# " reduces volume.
Fig. 2 shows and provides the method flow diagram of the mic mute function in conference telephone according to the embodiment of the present invention for common telephone terminal user, and as shown in Figure 2, the method comprises following step:
Step S201: this flow process starts.
Step S202, under the control of MGC, user USER1 is added certain meeting on MS by MG, and the upper media resource for USER1 distribution of MG is RTP1.
Step S203, MGC notify that MG collects the digits by turn;
This step specifically comprises: MGC revises after the far-end attribute of RTP1 is connected to the conferencing resource on MS, is namely revised by MODIFY() message informing MG collects the digits and reports by turn after receiving number, and example signaling is as follows:
T=123456789{C=123{MF=USER1{E=987654321{tonedet/std{tl=*}},SG{}}}}
In this example signaling, affairs ID (TransactionID) is 123456789, and association ID (ContextID) is 123, event request ID (RequestID) is 987654321, certainly, these random values exemplified are not limited in actual applications.Expanding packet tonedet/std{tl=*} is meant to number-receiving based on location.
Step S204, when USER1 needs to use mute function by " 1# ", MG reports MGC by turn by NOTIFY after receiving number.
Step S205, MGC notify that RTP changes into by MG and receive only;
Specifically can comprise: after MGC receives " 1# " of USER1, by MODIFY message informing MG by the status modifier of RTP1 for receiving only ReceiveOnly, signaling is as follows:
T=123456790{C=123{MF=RTP1{M{O{MO=RC }}}}}
The implication of this signaling be the state of amendment RTP1 for receiving only, wherein MO is Mode(pattern), RC is that RecieveOnly(receives only).This signaling is also affairs, and this affairs ID is 123456790, and the content of these affairs is in context (Context) 123, the pattern (MO) of RTP1 is revised as receiving only (RC).
Now other users can't hear the sound of USER1, it should be noted that, if MS is restricted for Media Stream, can not interrupt, and so MGC needs the state by revising USER1 to realize quiet for receiving only ReceiveOnly, and signaling is as follows:
T=123456790{C=123{MF=USER1{M{O{MO=RC }}}}}。
Step S206, when USER1 will close mute function again by " 1# ", MG reports MGC by turn by NOTIFY after receiving number.
Step S207, MGC notify that MG changes RTP into transmitting-receiving;
Particularly, after MGC receives " 1# " of USER1, being transmitting-receiving SendReceive(by the status modifier of RTP1 by MODIFY message informing MG or being SendReceive by the status modifier of USER1) signaling is as follows:
T=123456791{C=123{MF=RTP1{M{O{MO=SR }}}}}。
Step S208, this flow process terminates.
Now, other users can hear the sound of USER1, if USER1 will use mute function again, can repeat step S204.
Fig. 3 shows according to the embodiment of the present invention for ordinary telephone set user provides the method flow diagram of volume adjusting function, and as shown in Figure 3, this flow process comprises the steps:
Step S301: this flow process starts.
Step 302: under the control of MGC, MG user USER1 adds certain meeting on MS, and the upper media resource for USER1 distribution of MG is RTP1, tdmc/gain=0, and call starts.
Step 303: when USER1 needs to increase volume by " 2# ", MG reports MGC by turn by NOTIFY after receiving number.
After step 304:MGC receives " 2# " of USER1, by MODIFY message informing MG, the gain of USER1 is increased 1db, i.e. tdmc/gain=1, signaling is as follows:
T=12345678{C=321{MF=USER1{M{O{tdmc/gain=1}}}}}。
Wherein, USER1 is user identifier.It should be noted that in the present invention and think that tdmc/gain represents the transmission gain of MG relative to user when acting on user identifier, and represent gain when sending RTP bag when acting on medium identifier, the definition in this point agreement is clear and definite not.If system thinks that tdmc/gain also represents when acting on user ID that MG sends the gain of RTP, then can send the gain of media bag by amendment MS thus reach the object adjusting user's volume.
Step 305:MG, according to MGC signaling adjustment user gain, if user needs to continue to increase volume, repeats step 303.
Step 306: when USER1 needs to reduce volume by " 3# ", MG reports MGC by turn by NOTIFY after receiving number.
After step 307:MGC receives " 3# " of USER1, by MODIFY message informing MG, the gain of USER1 is reduced 1db, i.e. tdmc/gain=0, signaling is as follows:
T=12345679{C=321{MF=USER1{M{O{tdmc/gain=0}}}}}。
Step 308:MG, according to MGC signaling adjustment user gain, if user needs to continue to reduce volume, then can repeat step 306.After this, user can iterate through " 2# " and " 3# " adjusts volume.
Step 309, this flow process terminates.
It should be noted that, when not conflicting, Megaco agreement in above-described embodiment can by the gateway control protocol with it with identical function, as SIP(Session Initiation Protocol, Session initiation Protocol) and MGCP(Media Gateway Control Protocol, MGCP) agreement replacement.Such as, when adopting Session Initiation Protocol, the state of RTP media controls by SDP; When adopting MGCP agreement, LocalConnectionOptions(local connection option can be used) in gain control parameter gc to adjust volume, use Connection Mode(connection mode) carry out the reiving/transmitting state of control terminal user, etc.
In addition, embody rule of the present invention is not limited in conference telephone, is suitable for too for situations such as Three-Way Callings; And the implementation of conference telephone of the present invention is also not limited only to media server (MS).
In addition, additionally providing in the embodiment of the present invention a kind ofly provides the system of conference telephone capabilities for ordinary terminal, and this system mainly comprises the function selection unit in terminal, and the control unit in Media Gateway Controller, wherein,
Described function selection unit is used for, and according to the controlling functions key in the terminal selected, sends corresponding control information; Wherein, described control information comprises mic mute control information, and/or volume adjusting control information;
Described control unit is used for, in conference telephone process, according to the control information receiving terminal transmission, for described terminal provides the respective control function of conference telephone.
Further, described system also comprises the performance element in media gateway, and described controlling functions key comprises the combination of specific number code key in described terminal and " # " key;
Described control unit also for, when described conference telephone is initiated, notify that described media gateway reports the number received one by one;
Described performance element is used for, and according to the notice reporting number of described control unit, the number button select the described terminal received and " # " key report described Media Gateway Controller one by one.
Further, described mic mute control information comprises further: open quiet and close quiet;
Described control unit is used for, and receives after opening quiet control information, notifies described media gateway by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state; Receive after closing quiet control information, notify that the status modifier of the state of the RTP of described conference telephone or described terminal use is transmission and reception state by described media gateway;
Described performance element also for, according to the amendment state notifying of described control unit, by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state, or be revised as transmission and reception state.
Further, described volume adjusting control information comprises further: increase volume and reduce volume;
Described control unit is used for, and after receiving the control information increasing volume, notifies that described media gateway increases the gain of described terminal use; After receiving the control information reducing volume, notify that described media gateway reduces the gain of described terminal use;
Described performance element also for, the gain modifications according to described control unit notifies, increases or reduce the gain of described terminal use.
These are only preferred case study on implementation of the present invention; be not limited to the present invention; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the present invention.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, and in some cases, step shown or described by can performing with the order be different from herein, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.

Claims (12)

1., for ordinary terminal provides a method for conference telephone capabilities, it is characterized in that, comprising:
In conference telephone process, the control information that Media Gateway Controller sends according to terminal, for described terminal itself provides the respective control function of conference telephone;
Described control information comprises: to mic mute control information and the volume adjusting control information of described terminal.
2. the method for claim 1, is characterized in that,
By selecting the respective control function key in described terminal, send described control information.
3. method as claimed in claim 2, is characterized in that,
Described controlling functions key comprises the combination of specific number code key in described terminal and " # " key;
Described Media Gateway Controller, when described conference telephone is initiated, notifies that described media gateway reports the number received one by one, and the number button that the described terminal received is selected by described media gateway and " # " key report described Media Gateway Controller one by one.
4. the method as described in claim 1,2 or 3, is characterized in that,
After described Media Gateway Controller receives described control information, by the state of the state or described terminal use of revising the realtime transmission protocol RTP media of described conference telephone, realize the mic mute controlling functions to described terminal.
5. method as claimed in claim 4, it is characterized in that, described mic mute control information comprises further: open quiet and close quiet;
After described Media Gateway Controller receives and opens quiet control information, notify described media gateway by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state;
Described Media Gateway Controller notifies that the status modifier of the state of the RTP of described conference telephone or described terminal use is transmission and reception state by described media gateway after receiving and closing quiet control information.
6. the method as described in claim 1,2 or 3, is characterized in that,
After described Media Gateway Controller receives described control information, by regulating the gain of described terminal use, realize the volume adjusting controlling functions to described terminal.
7. method as claimed in claim 6, it is characterized in that, described volume adjusting control information comprises further: increase volume and reduce volume;
Described Media Gateway Controller notifies that described media gateway increases the gain of described terminal use after receiving the control information increasing volume;
Described Media Gateway Controller notifies that described media gateway reduces the gain of described terminal use after receiving the control information reducing volume.
8. method as claimed in claim 7, is characterized in that,
Described Media Gateway Controller, by the particular value of the tdmc/gain in the amendment MODIFY message of transmission, notifies that described media gateway increases or reduces the gain of described terminal use.
9. for ordinary terminal provides a system for conference telephone capabilities, it is characterized in that, described system comprises the function selection unit in terminal, and the control unit in Media Gateway Controller,
Described function selection unit is used for, and according to the controlling functions key in the terminal selected, sends corresponding control information; Wherein, described control information comprises mic mute control information to described terminal and volume adjusting control information;
Described control unit is used for, in conference telephone process, according to the control information receiving terminal transmission, for described terminal itself provides the respective control function of conference telephone.
10. system as claimed in claim 9, it is characterized in that, described system also comprises the performance element in media gateway, and described controlling functions key comprises the combination of specific number code key in described terminal and " # " key;
Described control unit also for, when described conference telephone is initiated, notify that described media gateway reports the number received one by one;
Described performance element is used for, and according to the notice reporting number of described control unit, the number button select the described terminal received and " # " key report described Media Gateway Controller one by one.
11. systems as claimed in claim 10, is characterized in that,
Described mic mute control information comprises further: open quiet and close quiet;
Described control unit is used for, and receives after opening quiet control information, notifies described media gateway by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state; Receive after closing quiet control information, notify that the status modifier of the state of the RTP of described conference telephone or described terminal use is transmission and reception state by described media gateway;
Described performance element also for, according to the amendment state notifying of described control unit, by the status modifier of the state of the RTP of described conference telephone or described terminal use for receiving only state, or be revised as transmission and reception state.
12. systems as claimed in claim 10, is characterized in that,
Described volume adjusting control information comprises further: increase volume and reduce volume;
Described control unit is used for, and after receiving the control information increasing volume, notifies that described media gateway increases the gain of described terminal use; After receiving the control information reducing volume, notify that described media gateway reduces the gain of described terminal use;
Described performance element also for, the gain modifications according to described control unit notifies, increases or reduce the gain of described terminal use.
CN201110065439.9A 2011-03-18 2011-03-18 For ordinary terminal provides the method and system of conference telephone capabilities Expired - Fee Related CN102123212B (en)

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Application Number Priority Date Filing Date Title
CN201110065439.9A CN102123212B (en) 2011-03-18 2011-03-18 For ordinary terminal provides the method and system of conference telephone capabilities
PCT/CN2012/072461 WO2012126336A1 (en) 2011-03-18 2012-03-16 Method and system for providing conference call function for common terminal

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CN201110065439.9A CN102123212B (en) 2011-03-18 2011-03-18 For ordinary terminal provides the method and system of conference telephone capabilities

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CN102123212B (en) * 2011-03-18 2015-08-12 中兴通讯股份有限公司 For ordinary terminal provides the method and system of conference telephone capabilities
CN107306189A (en) * 2016-04-21 2017-10-31 大唐移动通信设备有限公司 A kind of audio control method and media services controller, media server
CN109246626B (en) * 2018-09-14 2021-12-28 青岛海信移动通信技术股份有限公司 Voice talkback method, system and terminal
CN114363458A (en) * 2022-01-04 2022-04-15 北京金山云网络技术有限公司 Device control method, device, storage medium, and electronic device

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