CN103391148B - Sending method, method of reseptance and the website of data - Google Patents
Sending method, method of reseptance and the website of data Download PDFInfo
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- CN103391148B CN103391148B CN201210138347.3A CN201210138347A CN103391148B CN 103391148 B CN103391148 B CN 103391148B CN 201210138347 A CN201210138347 A CN 201210138347A CN 103391148 B CN103391148 B CN 103391148B
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- 230000011664 signaling Effects 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 238000012163 sequencing technique Methods 0.000 claims abstract description 10
- 230000008685 targeting Effects 0.000 claims abstract description 10
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Abstract
The invention provides a kind of sending method of data, method of reseptance and website, wherein, the sending method of data includes：Transmitting station sends the Part I content of the present physical frame in whole bandwidth that present physical frame takes to multiple receiving stations；The transmitting station is sending the second part of the present physical frame to the multiple receiving station in exclusive frequency resource corresponding to each receiving station；Wherein, the Part I content include targeting sequencing, the multiple receiving station common signaling and each receiving station the exclusive signaling in part, the second part includes each receiving station remaining exclusive signaling and data in addition to the exclusive signaling in the part.Technical scheme can support the multiuser transmission of frequency division multiplexing in IEEE 802.11ah systems, smaller to existing system change, can reduce the expense ratio of physical frame header；In addition, user's quality of reception and the availability of frequency spectrum can be effectively improved.
Description
Technical field
The present invention relates to wireless communication field, more particularly to a kind of sending method of data, method of reseptance and website.
Background technology
The typical case scene of American Institute of Electrical and Electronics Engineers (IEEE) 802.11ah systems be Internet of Things application,
The coverage enhancement of medical monitoring or 1GHz.It is terminal long-time sleeping the characteristics of the business for Internet of Things application scenarios, only
Required information need to be reported or receive in a certain time interval, the size of most of information is about 250byte, and majority is decimal
According to business packet.
IEEE 802.11ah systems support closed loop multiple-input, multiple-output (MIMO) sending method, and the transmission form of its physical frame is such as
Shown in Fig. 1 and Fig. 2, physical frame header will account for 6~11 symbols in a physical frame is sent, and for the less Internet of Things of data volume
Network service may only need 2~5 symbols to be just sent completely when big bandwidth is sent.One physical frame is sent to multiple users,
OFDM (OFDM) symbolic number that physical frame header takes is held essentially constant, and the data message that user totally sends will be big
Big increase, therefore the expense of physical frame header can be reduced.
It is most of all to be configured using single antenna in order to reduce cost for internet-of-things terminal, be difficult for such terminal
Detection process is intricately received using the multiuser transmission eliminated based on spatial domain interference.
The content of signaling A (SIGA) notices of multi-user's physical frame (MU-PPDU) is as shown in table 1 at present.
The SIGA of table 1 indicates content
| Title | MU |
| Physics frame length/duration | 9 |
| Bandwidth | 2 |
| STBC | 1 |
| The encoding scheme of multi-user | 5 |
| Short protection interval | 1 |
| GroupID group indexes | 6 |
| Spatial stream number | 8 |
| ACK is indicated | 2 |
| Reserved bit | 4 |
| CRC check | 4 |
| Tail bit | 6 |
| Altogether | 48 |
The content of the invention
The embodiments of the invention provide a kind of sending method of data, method of reseptance and website, to solve reduction physical frame
The problem of expense ratio of head.
The embodiments of the invention provide a kind of sending method of data, this method includes：
Transmitting station sends the present physical frame in whole bandwidth that present physical frame takes to multiple receiving stations
Part I content；
The transmitting station is sending institute in exclusive frequency resource corresponding to each receiving station to the multiple receiving station
State the second part of present physical frame；
Wherein, the Part I content includes targeting sequencing, the common signaling of the multiple receiving station and each reception
The exclusive signaling in part of website, the second part include residue of each receiving station in addition to the exclusive signaling in the part specially
Belong to signaling and data.
Preferably, exclusive frequency resource corresponding to each receiving station is whole bandwidth that the present physical frame takes
On part resource.
Preferably, the exclusive signaling in the part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency
Rate resource information includes grouping information and frequency domain configured information.
Preferably, the exclusive signaling of the common signaling or the part indicates the class of the multiple receiving station physical frame
Type, it is frequency division multiplexing or space division multiplexing that the type, which is used to distinguish the physical frame,.
Preferably, the size of the fundamental frequency unit of the exclusive frequency resource information is K megahertzs, the frequency domain instruction letter
Breath represents the number for the fundamental frequency unit that the receiving station takes, and wherein K is positive integer.
Preferably, the K is preferably 1 or 2.
Preferably, the transmitting station in whole bandwidth that present physical frame takes to multiple receiving stations send described in
During the Part I content of present physical frame, the transmitting station is according to the packet indicated in the Part I content
Corresponding receiving station packet positions information is indexed to determine that each receiving station takes the fundamental frequency unit successively
Position.
Preferably, the frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value.
Preferably, the fixed value is the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
The embodiment of the present invention additionally provides a kind of method of reseptance of data, and this method includes：
Receiving station receives the present physical frame of transmitting station transmission in whole bandwidth that present physical frame takes
Part I content；
The receiving station is receiving what the transmitting station was sent in exclusive frequency resource corresponding to current receiving station
The second part of the present physical frame；
Wherein, the Part I content includes targeting sequencing, the common signaling of multiple receiving stations and each receiving station
The exclusive signaling in part, the second part includes each receiving station the remaining exclusive letter in addition to the exclusive signaling in the part
Order and data.
Preferably, the exclusive signaling in the part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency
Rate resource information includes grouping information and frequency domain configured information.
Preferably, the frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value.
Preferably, the fixed value is the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
The embodiment of the present invention additionally provides a kind of website, and the website includes：
Sending module, during for the website as transmitting station, to multiple in whole bandwidth that present physical frame takes
Receiving station sends the Part I content of the present physical frame, corresponding to each receiving station in exclusive frequency resource to institute
State the second part that multiple receiving stations send the present physical frame；
Receiving module, for when the website is as receiving station, being connect in whole bandwidth that present physical frame takes
Transmit and receive the Part I content of the present physical frame of website transmission；In exclusive frequency resource corresponding to current receiving station
The upper the second part for receiving the present physical frame that the transmitting station is sent；
Wherein, the Part I content includes targeting sequencing, the common signaling of multiple receiving stations and each receiving station
The exclusive signaling in part, the second part includes each receiving station the remaining exclusive letter in addition to the exclusive signaling in the part
Order and data.
Preferably, exclusive frequency resource corresponding to each receiving station is whole bandwidth that the present physical frame takes
On part resource.
Preferably, the exclusive signaling in the part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency
Rate resource information includes grouping information and frequency domain configured information.
Preferably, the exclusive signaling of the common signaling or the part indicates the class of the multiple receiving station physical frame
Type, it is frequency division multiplexing or space division multiplexing that the type, which is used to distinguish the physical frame,.
Preferably, the size of the fundamental frequency unit of the exclusive frequency resource information is K megahertzs, the frequency domain instruction letter
Breath represents the number for the fundamental frequency unit that the receiving station takes, and wherein K is positive integer.
Preferably, the K is preferably 1 or 2.
Preferably, the sending module, specifically for right according to the packet index institute indicated in the Part I content
The receiving station packet positions information answered determines that each receiving station takes the position of the fundamental frequency unit successively.
Preferably, the frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value.
Preferably, the fixed value is the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
Using technical solution of the present invention, solves multi-user's hair that frequency division multiplexing is supported in IEEE 802.11ah systems
Send, it is smaller to existing system change, and the expense ratio of physical frame header can be reduced.Compared to aggregated data bag (aggregate
MAC protocol data unit, A-MPDU) sending method, multiple users can be made to use different modulating-coding speed
(MCS) user's quality of reception and the availability of frequency spectrum, are effectively improved.
Brief description of the drawings
Fig. 1 is the physical frame formats schematic diagram of existing Wave beam forming frame head；
Fig. 2 is the physical frame formats schematic diagram that existing omnidirectional sends frame head；
Fig. 3 is the flow chart of the sending method embodiment of data of the present invention；
Fig. 4 is the flow chart of the method for reseptance embodiment of data of the present invention；
Fig. 5 is the schematic diagram for the transmission bandwidth embodiment one that the present invention distributes；
Fig. 6 is the schematic diagram for the transmission bandwidth embodiment two that the present invention distributes；
Fig. 7 is the schematic diagram for the transmission bandwidth embodiment three that the present invention distributes；
Fig. 8 is the schematic diagram for the transmission bandwidth example IV that the present invention distributes.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
Difficulty is realized in order to reduce, the embodiment of the present invention will design multi-purpose using IEEE 11ac and IEEE 11ah
Family-multiple-input, multiple-output (MU-MIMO) technology, realize that a website can send data to multiple websites simultaneously.
The embodiments of the invention provide a kind of sending method of data, the embodiment is retouched from the angle of transmitting station
State, as shown in figure 3, this method includes：
Step 101, transmitting station send described work as in whole bandwidth that present physical frame takes to multiple receiving stations
The Part I content of preceding physical frame；
Wherein, the Part I content includes targeting sequencing, the common signaling of multiple receiving stations and each receiving station
The exclusive signaling in part；The exclusive signaling in the part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency
Resource information includes grouping information and frequency domain configured information；The common signaling is by using the feedback information shown in table 1.In addition, institute
The type that the exclusive signaling of common signaling or the part indicates the multiple receiving station physical frame is stated, the type is used to distinguish this
Physical frame is frequency division multiplexing or space division multiplexing；Further, the frequency domain configured information can be multiplexed space-time basin, the space-time
The value in basin is fixed value, the smaller value in for example, 1, reception antenna number or reception antenna and transmission antenna number；
Step 102, transmitting station are being sent out corresponding to each receiving station in exclusive frequency resource to the multiple receiving station
Send the second part of the present physical frame.
Wherein, the second part includes each receiving station the remaining exclusive signaling in addition to the exclusive signaling in the part
And data；Exclusive frequency resource corresponding to each receiving station is the part in whole bandwidth that the present physical frame takes
Resource.
The sending method of above-mentioned data, support the multi-site of frequency division multiplexing to send, existing system is changed it is smaller, and can be with
Reduce the expense ratio of physical frame header.
The embodiments of the invention provide a kind of method of reseptance of data, the embodiment is retouched from the angle of receiving station
State, as shown in figure 4, this method includes：
Step 201, receiving station receive in whole bandwidth that present physical frame takes works as described in transmitting station transmission
The Part I content of preceding physical frame；
Wherein, the Part I content includes targeting sequencing, the common signaling of multi-receiver station point and each receiving station
The exclusive signaling in part, the exclusive signaling in part indicate the exclusive frequency resource information of each receiving station, the exclusive frequency
Resource information includes grouping information and frequency domain configured information；The frequency domain configured information can be multiplexed space-time basin, the space-time
The value in basin is fixed value, the smaller value in for example, 1, reception antenna number or reception antenna and transmission antenna number；
Step 202, receiving station are receiving the transmitting station hair in exclusive frequency resource corresponding to current receiving station
The second part of the present physical frame sent.
Wherein, the second part includes each receiving station the remaining exclusive signaling in addition to the exclusive signaling in the part
And data.
The method of above-mentioned reception data, the data that the multi-site sending method of support frequency division multiplexing can be sent, effectively
Ground improves user's quality of reception and the availability of frequency spectrum.
Technical scheme is described in detail the angle interacted below from transmitting station and receiving station：
Embodiment one
In a wireless communication system, it is 8MHz that the physical frame that transmitting terminal obtains, which sends channel width, then before the physical frame
Leading sequence (preamble) includes the space-time basin short training sequence (STF) in Fig. 2, long training sequence (LTF), SIGA, uses
Head of a household's training sequence (MU-LTF), sent in whole 8MHz bandwidth, the data of signaling B (SIGB) and multi-user are each being divided
Sent in the bandwidth matched somebody with somebody, as shown in Figure 5.
During the physical frame is sent, SIGA carry multi-user physics send information, specific transmission content and
Form is sent as defined in IEEE 802.11ah.
Use the reservation bit in SIGA domains to indicate that the physical frame sends frame for space division/frequency division multiuser MIMO, such as adopt
Space division multiplexing is expressed as with 1 bit " 0 ", frequency division multiplexing is expressed as using 1 bit " 1 ".
Space-time basin is multiplexed in the present embodiment to indicate frequency resource allocation information.Wherein, it is empty in this sending method
When fluxion be arranged to fixed value, such as it is 1 to be either the reception antenna number of receiving terminal or be dual-mode antenna that space-time fluxion is constant
Smaller value.Now, the space-time stream information of multi-user no longer represents the empty time stream number of user, and represents every in multiuser transmission
The frequency resource of individual user occupancy.Specially multiuser transmission when, by the multi-user sent according to multi-user in SIGA be grouped
The position of each website determines frequency band information that website is sent in index (GroupID) and corresponding GroupID, such as
Corresponding 8MHz whole bandwidth, first user occupancy, first 2MHz in each user occupancy 2MHz, GroupID,
The 2nd 2MHz of second user occupancy in GroupID, the rest may be inferred.If some website no data hair in the GroupID
Send, then its empty time stream is designated as 0, and corresponding frequency resource does not send data and SIGB, then its empty time stream in this transmission
Instruction it is as shown in table 2：
The empty time stream indicating means one of table 2
| Website 1 | Website 2 | Website 3 | Website 4 | |
| Space-time fluxion | 1 | 1 | 1 | 1 |
Real-time example two
In a wireless communication system, it is 8MHz that the physical frame that transmitting terminal obtains, which sends channel width, then the physical frame
Preamble includes the STF, LTF, SIGA in Fig. 2, and MU-LTF is sent in whole 8MHz bandwidth, the number of SIGB and multi-user
Sent according in the bandwidth each distributed, as shown in Figure 6.
SIGA carries the physics transmission information of multi-user, specific transmission content and transmission lattice in the transmission of the physical frame
Formula is as defined in IEEE 802.11ah.
Indicate that the physical frame sends frame for space division/frequency division multiuser MIMO using the information bit in SIGA domains, such as adopt
Space division multiplexing is expressed as with 1 bit " 0 ", frequency division multiplexing is expressed as using 1 bit " 1 ".
Wherein, in this sending method, space-time fluxion is arranged to fixed value, such as empty time stream is constant is 1 or is reception
The reception antenna number at end or the smaller value for dual-mode antenna.Therefore the space-time stream information of multi-user no longer represents the space-time of user
Number is flowed, and represents the frequency resource of each user occupancy in multiuser transmission.Space-time basin is multiplexed in the present embodiment to refer to
Show frequency resource allocation information.
The specific method of multiuser transmission frequency resource is：During multiuser transmission, it will be sent according to multi-user in SIGA
GroupID (multi-user's packet index) and corresponding GroupID in the position of each website determine frequency band that website is sent
Frequency information, the whole bandwidth that corresponding competition obtains, 2MHz be an elementary cell, when the space-time fluxion for indicating the user is 1,
Then user occupancy 2MHz, if the space-time fluxion for indicating the user is 2, user occupancy 4MHz, the rest may be inferred.The user's
Position of the frequency resource of occupancy also with the user in GroupID is relevant, if space-time fluxion is designated as 2, the user is the 2nd
User, then the starting point of the frequency resource of the user occupancy is the high frequency points of frequency resource shared by first user, is accounted for from low past height
Use 4MHz.If some website no data in the GroupID is sent, its empty time stream is designated as 0, corresponding frequency resource
Do not send data and SIGB.Then the instruction of its empty time stream is as shown in table 3 in this transmission：
The empty time stream indicating means two of table 3
| Website 1 | Website 2 | Website 3 | Website 4 | |
| Space-time fluxion | 4 | 3 | 0 | 1 |
Real-time example three
In a wireless communication system, the channel width that transmitting terminal obtains that physical frame is sent is 8MHz, then the physical frame
Preamble includes the STF, LTF, SIGA in Fig. 2, and MU-LTF is sent in whole 8MHz bandwidth, using every 2MHz as a frequency
Unit, sent in a repetitive fashion on each subband, the STF of transmission, LTF, SIGA, MU-LTF information is identical.Each user is corresponding
SIGB and the data of multi-user sent in the bandwidth each distributed, the SIGB sent in frequency resource, data message is not
Together, as shown in Figure 7.
During the physical frame is sent, SIGA carry multi-user physics send information, specific transmission content and
Form is sent as defined in IEEE 802.11ah.
Indicate that the physical frame sends frame for space division/frequency division multiuser MIMO using the information bit in SIGA domains, such as adopt
Space division multiplexing is expressed as with 1 bit " 0 ", frequency division multiplexing is expressed as using 1 bit " 1 ".
Frequency domain resource distribution information instructions field is designed in the present embodiment, as shown in table 4：
The empty time stream indicating means three of table 4
Each user distributes 2 bits in frequency resource allocation information field, totally 8 bit, wherein " 00 " of each user represents
The physical frame does not send the data message of the user, and " 01 " represents that the data message of this user in the physical frame will take 2MHz bands
Width is sent, and " 10 " represent that the data message of this user in the physical frame will take 4MHz bandwidth and send, and " 11 " represent the physical frame
In the data message of this user will take 8MHz bandwidth and send.
Further, the GroupID (multi-user's packet index) sent during multiuser transmission according to multi-user in SIGA
And the position of each website determines the positional information of frequency resource that website is sent, specially basis in corresponding GroupID
The position of the website is sequentially allocated the frequency resource of each user in GroupID.First user in the present embodiment be
First website (STA) of the corresponding group notices of GroupID, second user are second of the corresponding group notices of GroupID
STA, the rest may be inferred.The frequency resource of each user can be mapped by low frequency tremendously high frequency, can also be mapped by high frequency tremendously low frequency, also can be by
Main channel to the first auxiliary channel and the second auxiliary channel maps successively.
Real-time example four
In a wireless communication system, the channel width that transmitting terminal obtains that physical frame is sent is 4MHz, then the physical frame
Preamble includes the STF, LTF, SIGA in Fig. 2, and MU-LTF is sent in whole 8MHz bandwidth, using every 1MHz as a frequency
Unit, sent in a repetitive fashion on each subband, the STF of transmission, LTF, SIGA, MU-LTF information is identical.Each user is corresponding
SIGB and the data of multi-user sent in the bandwidth each distributed, the SIGB sent in frequency resource, data message is not
Together, as shown in Figure 8.
During the physical frame is sent, SIGA carry multi-user physics send information, specific transmission content and
Form is sent as defined in IEEE 802.11ah.
Indicate that the physical frame sends frame for space division/frequency division multiuser MIMO using the information bit in SIGA domains, such as adopt
Space division multiplexing is expressed as with 1 bit " 0 ", frequency division multiplexing is expressed as using 1 bit " 1 ".
Frequency domain resource distribution information instructions field is designed in the present embodiment, as shown in table 5：
The empty time stream indicating means four of table 5
Each user distributes 2 bits in frequency resource allocation information field, totally 8 bit, wherein " 00 " of each user represents
The physical frame does not send the data message of the user, and " 01 " represents that the data message of this user in the physical frame will take 1MHz bands
Width is sent, and " 10 " represent that the data message of this user in the physical frame will take 2MHz bandwidth and send, and " 11 " represent the physical frame
In the data message of this user will take 4MHz bandwidth and send.
Further, the GroupID (multi-user's packet index) sent during multiuser transmission according to multi-user in SIGA
And the position of each website determines the positional information of frequency resource that website is sent, specially basis in corresponding GroupID
The position of the website is sequentially allocated the frequency resource of a user in GroupID.First user in the present embodiment be
First STA of the corresponding group notices of GroupID, second user are second STA of the corresponding group notices of GroupID, according to this
Analogize.The frequency resource of each user can be mapped by low frequency tremendously high frequency, can also be mapped by high frequency tremendously low frequency, also can be by main channel extremely
First auxiliary channel and the second auxiliary channel map successively.
The embodiment of the present invention additionally provides a kind of website, and the website includes sending module and receiving module, wherein：
Sending module, during for the website as transmitting station, to multiple in whole bandwidth that present physical frame takes
Receiving station sends the Part I content of the present physical frame, corresponding to each receiving station in exclusive frequency resource to institute
State the second part that multiple receiving stations send the present physical frame；
Receiving module, for when the website is as receiving station, being connect in whole bandwidth that present physical frame takes
Transmit and receive the Part I content of the present physical frame of website transmission；In exclusive frequency resource corresponding to current receiving station
The upper the second part for receiving the present physical frame that the transmitting station is sent；
Wherein, the Part I content includes targeting sequencing, the common signaling of multiple receiving stations and each receiving station
The exclusive signaling in part, the second part includes each receiving station the remaining exclusive letter in addition to the exclusive signaling in the part
Order and data.
Specifically, exclusive frequency resource corresponding to each receiving station is whole bandwidth that the present physical frame takes
On part resource.The exclusive signaling of the common signaling or the part indicates the type of the multiple receiving station physical frame,
It is frequency division multiplexing or space division multiplexing that the type, which is used to distinguish the physical frame,.
In addition, the exclusive signaling in part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency
Resource information includes grouping information and frequency domain configured information.The size of the fundamental frequency unit of the exclusive frequency resource information is
KMHz, the frequency domain configured information represent the number for the fundamental frequency unit that the receiving station takes, and wherein K is just whole
Number, preferably 1 or 2.The frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value, such as can
Think the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
Further, the sending module, specifically for according to the packet index institute indicated in the Part I content
Corresponding receiving station packet positions information determines that each receiving station takes the position of the fundamental frequency unit successively.
Above-mentioned website, the multiuser transmission of frequency division multiplexing is supported, it is smaller to existing system change, and physical frame can be reduced
The expense ratio of head；User's quality of reception and the availability of frequency spectrum can be effectively improved in addition.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be instructed by program
Related hardware is completed, and said procedure can be stored in computer-readable recording medium, such as read-only storage, disk or CD
Deng.Alternatively, all or part of step of above-described embodiment can also be realized using one or more integrated circuits.Accordingly
Ground, each module/unit in above-described embodiment can be realized in the form of hardware, can also use the shape of software function module
Formula is realized.The present invention is not restricted to the combination of the hardware and software of any particular form.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, reference only to preferred embodiment to this hair
It is bright to be described in detail.It will be understood by those within the art that technical scheme can be modified
Or equivalent substitution, without departing from the spirit and scope of technical solution of the present invention, the claim model in the present invention all should be covered
Among enclosing.
Claims (22)
1. a kind of sending method of data, it is characterised in that this method includes：
Transmitting station sends the of the present physical frame in whole bandwidth that present physical frame takes to multiple receiving stations
A part of content；
The transmitting station is sending described work as in exclusive frequency resource corresponding to each receiving station to the multiple receiving station
The second part of preceding physical frame；
Wherein, the Part I content includes targeting sequencing, the common signaling of the multiple receiving station and each receiving station
The exclusive signaling in part, the second part includes each receiving station the remaining exclusive letter in addition to the exclusive signaling in the part
Order and data.
2. according to the method for claim 1, it is characterised in that：
Exclusive frequency resource corresponding to each receiving station is the part money in whole bandwidth that the present physical frame takes
Source.
3. according to the method for claim 1, it is characterised in that：
The exclusive signaling in part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency resource information bag
Containing grouping information and frequency domain configured information.
4. according to the method for claim 1, it is characterised in that：
The exclusive signaling of the common signaling or the part indicates the type of the multiple receiving station physical frame, and the type is used for
It is frequency division multiplexing or space division multiplexing to distinguish the physical frame.
5. according to the method for claim 3, it is characterised in that：
The size of the fundamental frequency unit of the exclusive frequency resource information is K megahertzs, described in the frequency domain configured information expression
The number for the fundamental frequency unit that receiving station takes, wherein K is positive integer.
6. according to the method for claim 5, it is characterised in that：
The K is preferably 1 or 2.
7. according to the method for claim 5, it is characterised in that：
The transmitting station sends the present physical frame in whole bandwidth that present physical frame takes to multiple receiving stations
Part I content during,
Receiving station packet positions of the transmitting station according to corresponding to the packet index indicated in the Part I content
Information determines that each receiving station takes the position of the fundamental frequency unit successively.
8. according to the method described in claim 3,5,6 or 7, it is characterised in that：
The frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value.
9. according to the method for claim 8, it is characterised in that：
The fixed value is the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
10. a kind of method of reseptance of data, it is characterised in that this method includes：
Receiving station receives the of the present physical frame of transmitting station transmission in whole bandwidth that present physical frame takes
A part of content；
The receiving station is receiving corresponding to current receiving station in exclusive frequency resource described in the transmitting station transmission
The second part of present physical frame；
Wherein, the Part I content includes the portion of targeting sequencing, the common signaling of multiple receiving stations and each receiving station
Point exclusive signaling, the second part include remaining exclusive signaling of each receiving station in addition to the exclusive signaling in the part with
Data.
11. according to the method for claim 10, it is characterised in that：
The exclusive signaling in part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency resource information bag
Containing grouping information and frequency domain configured information.
12. according to the method for claim 11, it is characterised in that：
The frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value.
13. according to the method for claim 12, it is characterised in that：
The fixed value is the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
14. a kind of website, it is characterised in that the website includes：
Sending module, during for the website as transmitting station, to multiple receptions in whole bandwidth that present physical frame takes
Website sends the Part I content of the present physical frame, corresponding to each receiving station in exclusive frequency resource to described more
Individual receiving station sends the second part of the present physical frame；
Receiving module, for when the website is as receiving station, hair to be received in whole bandwidth that present physical frame takes
See off a Part I content for the present physical frame sent；Connect corresponding to current receiving station in exclusive frequency resource
Receive the second part for the present physical frame that the transmitting station is sent；
Wherein, the Part I content includes the portion of targeting sequencing, the common signaling of multiple receiving stations and each receiving station
Point exclusive signaling, the second part include remaining exclusive signaling of each receiving station in addition to the exclusive signaling in the part with
Data.
15. website according to claim 14, it is characterised in that：
Exclusive frequency resource corresponding to each receiving station is the part money in whole bandwidth that the present physical frame takes
Source.
16. website according to claim 14, it is characterised in that：
The exclusive signaling in part indicates the exclusive frequency resource information of each receiving station, the exclusive frequency resource information bag
Containing grouping information and frequency domain configured information.
17. website according to claim 14, it is characterised in that：
The exclusive signaling of the common signaling or the part indicates the type of the multiple receiving station physical frame, and the type is used for
It is frequency division multiplexing or space division multiplexing to distinguish the physical frame.
18. website according to claim 16, it is characterised in that：
The size of the fundamental frequency unit of the exclusive frequency resource information is K megahertzs, described in the frequency domain configured information expression
The number for the fundamental frequency unit that receiving station takes, wherein K is positive integer.
19. website according to claim 18, it is characterised in that：
The K is preferably 1 or 2.
20. website according to claim 18, it is characterised in that：
The sending module, specifically for the receiving station according to corresponding to the packet index indicated in the Part I content
Packet positions information determines that each receiving station takes the position of the fundamental frequency unit successively.
21. according to the website described in claim 16,18,19 or 20, it is characterised in that：
The frequency domain configured information multiplexing space-time basin, the value in the space-time basin is fixed value.
22. website according to claim 21, it is characterised in that：
The fixed value is the smaller value in 1, reception antenna number or reception antenna and transmission antenna number.
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| CN104683058B (en) * | 2013-11-28 | 2019-11-29 | 中兴通讯股份有限公司 | Wireless frame sending method, device and base station |
| CN106162906B (en) | 2015-03-31 | 2019-01-15 | 中兴通讯股份有限公司 | Scheduling information sending, receiving method and device |
| CN106465405B (en) * | 2015-05-08 | 2019-12-06 | 华为技术有限公司 | Channel allocation method, device and system for OFDMA system |
| CN106685618B (en) * | 2015-11-06 | 2020-02-21 | 华为技术有限公司 | A method for sending data frame and related equipment |
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| CN101669303A (en) * | 2006-09-26 | 2010-03-10 | 诺基亚公司 | Method for providing multiplexing for data-independent control channels |
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| Title |
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| Physical layer aspects for evolved Universal Terrestrial Radio Access (UTRA);3rd Generation Partnership Project;《3GPP TR 25.814》;20060930;第9.1.1.2.3节，附图9.1.1.2.3-2 * |
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