CN107277783A - A kind of uplink signal transmission method, base station, user equipment and system - Google Patents
A kind of uplink signal transmission method, base station, user equipment and system Download PDFInfo
- Publication number
- CN107277783A CN107277783A CN201610214581.8A CN201610214581A CN107277783A CN 107277783 A CN107277783 A CN 107277783A CN 201610214581 A CN201610214581 A CN 201610214581A CN 107277783 A CN107277783 A CN 107277783A
- Authority
- CN
- China
- Prior art keywords
- user equipment
- resource allocation
- base station
- allocation information
- packet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000008054 signal transmission Effects 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000013468 resource allocation Methods 0.000 claims abstract description 108
- 230000005540 biological transmission Effects 0.000 claims description 44
- 230000008859 change Effects 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 description 10
- 238000001228 spectrum Methods 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000631 nonopiate Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/08—User group management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of uplink signal transmission method, base station, user equipment and system, wherein method includes：Detect the access of at least one user equipment；The group character that packet determines each user equipment is carried out at least one described user equipment, and the resource allocation information of the user equipment in each packet is determined according to different packets, wherein, the running time-frequency resource used during the user equipment progress uplink signal transmissions, the user equipment are at least included in the resource allocation information and carries out access code book and the pilot resources information that uplink signal transmissions are used；The resource allocation information of packet where sending group character at least one described user equipment and sending it at least one described user equipment.
Description
Technical field
The present invention relates to the signal processing technology in the communications field, more particularly to a kind of uplink signal transmission method, base station,
User equipment and system.
Background technology
In existing LTE system, user equipment (UE, User Equipment) connect during uplink using orthogonal manner
Enter, transmitted between UE using frequency division manner, when UE initiates transmitting uplink data every time, it is necessary to carry out uplink scheduling request operation,
And the transmission of data could be initiated after the uplink authorization of base station is received.This method causes access efficiency to reduce and in parcel
During data transfer, larger signaling consumption is brought.Recently, nonopiate access is widely paid close attention to, it is considered to be 5G communication systems
Key technology in system.But, the code word and pilot resources of UE sides are randomly selected by UE in current technology scheme, are thus had
It may result in higher user's collision to occur, base station side is by the way of blind Detecting, its correct detection efficiency reduction.
The content of the invention
In view of this, it is an object of the invention to provide a kind of method for transmitting signals, base station, user equipment and system, energy
At least solve the above-mentioned problems in the prior art.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
The embodiment of the present invention provides a kind of uplink signal transmission method, and applied to base station, methods described includes：
Detect the access of at least one user equipment；
The group character that packet determines each user equipment is carried out at least one described user equipment, and according to difference
Packet determine each packet in user equipment resource allocation information, wherein, at least wrapped in the resource allocation information
Include running time-frequency resource, user equipment progress uplink signal transmissions that the user equipment used during uplink signal transmissions
The access code book and pilot resources information used；
Group character is sent at least one described user equipment and sends its institute at least one described user equipment
In the resource allocation information of packet.
The embodiment of the present invention provides a kind of uplink signal transmission method, and applied to user equipment, methods described includes：
The group character that base station is sent, and the resource allocation information that the base station is sent are received, wherein, the resource
At least include running time-frequency resource, the user equipment that the user equipment used during uplink signal transmissions in distribution information
Carry out access code book and pilot resources information that uplink signal transmissions are used；
Based on the group character and the resource allocation information, uplink information is sent to the base station.
The embodiment of the present invention provides a kind of base station, and the base station includes：
Detection unit, for detecting the access of at least one user equipment；
Grouped element, for carrying out the packet mark that packet determines each user equipment at least one described user equipment
Know, and the resource allocation information of the user equipment in each packet is determined according to different packets, wherein, the resource allocation
At least include running time-frequency resource, user equipment progress that the user equipment used during uplink signal transmissions in information
Access code book and pilot resources information that uplink signal transmissions are used；
Communication unit, at least one described user equipment send group character and to it is described at least one use
Family equipment sends the resource allocation information of packet where it.
The embodiment of the present invention provides a kind of user equipment, including：
Information receiving unit, for receiving the group character that base station is sent, and the resource allocation that the base station is sent
Information, wherein, at least include that the user equipment used during uplink signal transmissions in the resource allocation information when
Frequency resource, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；
Information transmitting unit, for based on the group character and the resource allocation information, being sent to the base station
Uplink information.
The embodiment of the present invention provides a kind of uplink signal transmissions system, and the system includes：Base station and at least one use
Family equipment, wherein,
Base station, for detecting the access of at least one user equipment；At least one described user equipment is carried out to be grouped really
The group character of each fixed user equipment, and determine that the resource of the user equipment in each packet is divided according to different packets
With information, wherein, the user equipment is at least included in the resource allocation information and carries out what is used during uplink signal transmissions
Running time-frequency resource, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；To it is described extremely
The resource allocation of packet where a few user equipment sends group character and sends it at least one described user equipment
Information；
User equipment, for receiving the group character that base station is sent, and the resource allocation information that the base station is sent,
Wherein, the time-frequency money that the user equipment used during uplink signal transmissions is at least included in the resource allocation information
Source, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；Based on the packet mark
Know and the resource allocation information, upward signal is sent to the base station.
Can be user equipment the embodiments of the invention provide uplink signal transmission method, base station, user equipment and system
It is grouped, and determines the corresponding resource allocation information of user equipment after grouping, can at least includes different packets
Corresponding codebook information and pilot resources information, and then resource allocation information and group character are sent to user equipment, with
User equipment is set to carry out multi-upstream access using different code books and pilot tone.It so, it is possible to reduce touching between user equipment as far as possible
Hit, improve the spectrum efficiency of access efficiency and system；And also further improve the efficiency of access and reduce blind Detecting
Complexity.
Brief description of the drawings
Fig. 1 is uplink signal transmission method of embodiment of the present invention schematic flow sheet one；
Fig. 2 is uplink signal transmission method of embodiment of the present invention schematic flow sheet two；
Fig. 3 is uplink signal transmission method of embodiment of the present invention schematic flow sheet three；
Fig. 4 is uplink signal transmission method of embodiment of the present invention schematic flow sheet four；
Fig. 5 is uplink signal transmission method of embodiment of the present invention schematic flow sheet five；
Fig. 6 is that base station provided in an embodiment of the present invention constitutes structural representation；
Fig. 7 is that user equipment provided in an embodiment of the present invention constitutes structural representation；
Fig. 8 is uplink signal transmissions system composition schematic diagram of the embodiment of the present invention；
Fig. 9 is system architecture scene graph of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further described in more detail.
Embodiment one,
The embodiments of the invention provide a kind of uplink signal transmission method, applied to base station, as shown in figure 1, methods described
Including：
Step 101：Detect the access of at least one user equipment；
Step 102：The group character that packet determines each user equipment is carried out at least one described user equipment, and
The resource allocation information of the user equipment in each packet is determined according to different packets, wherein, the resource allocation information
In at least include running time-frequency resource, the user equipment that the user equipment used during uplink signal transmissions carry out it is up
Access code book and pilot resources information that signal transmission is used；
Step 103：Group character is sent at least one described user equipment and at least one described user equipment
The resource allocation information of packet where sending it.
In the scheme that the present embodiment is provided, it is considered to which user is in access base station, and base station can inform that the competition of exempting from of user connects
The running time-frequency resource entered, and corresponding access code book and pilot resources, by the coordination of base station side, can as far as possible reduce user
Between collision, meanwhile, user can carry out on the running time-frequency resource of the user's group exempting from competing using the code book and pilot resources of oneself
The access striven, further improves the efficiency of access.
Wherein, it is described that at least one described user equipment is grouped, it can include：
Get the configured transmission of at least one user equipment；
The user equipment that will be provided with identical traffic parameter is divided into same packets.
Preferably, base station described in the present embodiment is being informed outside the group mark that user is grouped where it, can also be to use
Family equipment distribution numbering, to distinguish different numberings of the user equipment in different grouping, that is to say, that sending group character
At the same time it can also send its numbering in this set for user equipment.Specifically, can be accused in access confirmation is replied message
Inform or informed later using user's mark in control channel together when knowing user's mark.
It is determined that in the processing of user uplink transmission signal, the base station of at least one user equipment access is first
Default criterion is first needed to be grouped at least one user equipment in current system, it is wireless to make user obtain group
User equipment in Network Temporary Identifier (G-RNTI, group-Radio Network Tempory Identity) and group
Identification information (G-UE-ID, Group UE Identity).
Above-mentioned default criterion and it is grouped for the configured transmission based at least one user equipment, such as, with phase
Same configured transmission, is specifically as follows sparse code word, MCS grades, position instruction of uplink time/frequency source block etc., user set
Standby to divide a group (having identical G-RNTI), the user point of different transmission parameter (has different G- at different groups
RNTI)。
Further, for whether being that user equipment progress packet can also set the decision gate of a number of user equipment
Limit value is judged, specifically, methods described also includes：
Detect the quantity of the whole user equipmenies currently managed；
Whether the quantity of whole user equipmenies is judged higher than default judging threshold, if higher than the default decision threshold
Value, it is determined that perform the operation being grouped at least one described user equipment.
Set that is, in base station Mobile state can be entered based on number of users total in system for specific number of packet
Put, such as number of users N total in systemu＜ Nth, when, system uses non-grouping transmission, otherwise, and system is carried out based on packet
Transmission, wherein NthIt is judging threshold.
Preferably, in the specific implementation, user equipment may be due to accessing new base station, or configured transmission again
Change, the packet transmission of user equipment can be caused to change, therefore, methods described also includes；
The packet for detecting user equipment changes, then the packet after being changed according to the user equipment updates packet mark
The corresponding resource allocation information of packet known, distributed again for the user equipment after updating；
The user that group character and its corresponding resource allocation information to packet transmission after transmission renewal change sets
It is standby.
In addition, update after the corresponding resource allocation information of packet in, can be codebook information, pilot resources information in
At least one is different from the resource allocation information before renewal.
Base station side provides one group of transmission code book, and each code book can be made up of multiple code words, and these code words can be orthogonal
Code word can also be non-orthogonal code.Meanwhile, (pilot tone includes its specific pattern and sequence to base station side regulation pilot set P
Row), each pilot resources in pilot set P can be orthogonal either semi-perpendicular.Entered using a code word in code book
A variety of pilot tones can be used during row data transfer.For example：When different user uses the same code word in code book, these users can use
Different pilot tones.
Code book C and pilot set are as follows for P example：
Each in wherein C is classified as a code word.
Each pilot tone pattern in P can use the up DMRS modes in LTE, but can define multiple orthogonal
Sequence, to realize different pilot tones, can such as define length for 4 following orthogonal sequences, to realize 4 kinds of orthogonal pilot resources.
| [+1 +1 +1 +1] |
| [+1 -1 +1 -1] |
| [+1 +1 -1 -1] |
| [+1 -1 -1 +1] |
In addition, it is necessary to which explanation, base station sends group character and resource by the different periods to user equipment
Information is distributed, it is specific as follows：
It is described to send group character at least one described user equipment and sent at least one described user equipment
The resource allocation information of packet where it, including：
Group character is sent by down control channel respectively at least one described user equipment；
The resource allocation information of at least one user equipment is encoded respectively using the group character；
Resource allocation information after coding is sent to the user equipment by the down control channel.
Such as, user equipment can be controlled in the current frame, user listens to the packet hair of oneself in control channel
Changing, then user need listened in the control channel of next time change after group resource allocation information after,
Uplink can be initiated.
That is, the specific implementation method that the present embodiment is provided can completely be described as：
After user's access base station, the group mark and numbering in this set of its place packet of user are informed in base station, when not
During to user grouping, group mark can be empty mark；
The resource allocation information of the packet is informed in control channel using group mark in base station；
When user grouping changes, base station using user identify informed in control channel the user group identify with
And the numbering in group, and inform that the resource allocation of the group after change is believed using group mark in the control channel of next time
Breath；
The group mark that user informs according to base station monitors the resource allocation information of the group in control channel, and according to oneself
Numbering in group determines oneself corresponding access code word and pilot tone with the access code book used in user's transmission in group；
When user has uplink information to need transmission, adopted in the corresponding distribution time/frequency source block of group directly informed in base station
Carried out data transmission with oneself corresponding code word and pilot tone.
It can be seen that, by using such scheme, it becomes possible to be grouped for user equipment, and determine that user sets after grouping
Standby corresponding resource allocation information, can at least include the corresponding codebook information of different packets and pilot resources information,
And then resource allocation information and group character are sent to user equipment, so that user equipment uses different code book and pilot tone
Carry out multi-upstream access.It so, it is possible to reduce the collision between user equipment as far as possible, improve the frequency spectrum effect of access efficiency and system
Rate；And also further improve the efficiency of access and reduce the complexity of blind Detecting.
Embodiment two,
Referring to Fig. 2, the present embodiment provides the operation stream that another user equipment uses traditional access process access base station
Journey：
Step 201：Multiple user equipmenies use traditional random access procedure access base station；
Step 202：Base station is in accidental access response (random access response, RAR) or contention resolved
The group character of user is carried in message, for example, can define group numbering G- of mark G-RNTI and each user in this set
UE-ID, is sent to each user；
Step 203：Base station utilizes downlink transfer time/frequency source block and code book of the group identification information G-RNTI to this group of user
Information is encoded, and in the downlink transfer time/frequency source block and code of the middle transmission each group user of down control channel (such as PDCCH)
This information；
Step 204：The group mark G-RNTI that user informs according to base station monitors the resource allocation of the group in control channel
Information, and access code book according to used in oneself numbering G-UE-ID and group in group determine oneself corresponding access code word and
Pilot tone.
Step 205：When user has uplink information to need transmission, the corresponding distribution time-frequency money of group directly informed in base station
Carried out data transmission in source block using oneself corresponding code word and pilot tone.
Referring to Fig. 3, the present embodiment includes following handling process：
Step 301：Base station is either semi-statically configured use by down control channel, such as PDCCH channels by RRC signaling
The group character at family, for example, can define group numbering G-UE-ID of mark G-RNTI and each user in this set, be sent to
Each user；
Step 302：Base station utilizes downlink transfer time/frequency source block and code book of the group identification information G-RNTI to this group of user
Information is encoded, and in the downlink transfer time/frequency source block and code of the middle transmission each group user of down control channel (such as PDCCH)
This information；
Step 303：The group mark G-RNTI that user informs according to base station monitors the resource allocation of the group in control channel
Information, and access code book according to used in oneself numbering G-UE-ID and group in group determine oneself corresponding access code word and
Pilot tone；
Step 304：When user has uplink information to need transmission, the corresponding distribution time-frequency money of group directly informed in base station
Carried out data transmission in source block using oneself corresponding code word and pilot tone.
Referring to Fig. 4, the present embodiment is grouped the handling process changed for user equipment：
Step 401：Multiple users use traditional random access procedure access base station；
Step 402：Base station is in accidental access response (random access response, RAR) or contention resolved
The group character of user is carried in message, for example, can define the numbering of group character G-RNTI and each user in this set
G-UE-ID, is sent to each user；
Step 403：When user grouping changes, base station is identified using user, such as C-RNTI, in down control channel
In inform the user group mark and the numbering in group；
Step 404：In the control channel of next time quantum (such as one subframe lengths) change is informed using a group mark
The resource allocation information of group after change, specific resource allocation information is included：This group of downlink transfer time/frequency source block and code book letter
Breath；
Step 405：Base station utilizes downlink transfer time/frequency source block and code book of the group identification information G-RNTI to this group of user
Information is encoded, and is believed in the downlink transfer time/frequency source block and code book of the defeated each group user of down control channel (in PDCCH)
Breath；
Step 406：The group mark G-RNTI that user informs according to base station monitors the resource allocation of the group in control channel
Information, and access code book according to used in oneself numbering G-UE-ID and group in group determine oneself corresponding access code word and
Pilot tone.
Step 407：When user has uplink information to need transmission, the corresponding distribution time-frequency money of group directly informed in base station
Carried out data transmission in source block using oneself corresponding code word and pilot tone.
Embodiment three,
The embodiments of the invention provide a kind of uplink signal transmission method, applied to user equipment, as shown in figure 5, described
Method includes：
Step 501：The group character that base station is sent, and the resource allocation information that the base station is sent are received, wherein,
At least include running time-frequency resource that the user equipment used during uplink signal transmissions in the resource allocation information, it is described
User equipment carries out access code book and the pilot resources information that uplink signal transmissions are used；
Step 502：Based on the group character and the resource allocation information, uplink information is sent to the base station.
It is determined that in the processing of user uplink transmission signal, the base station of at least one user equipment access is first
Default criterion is first needed to be grouped at least one user equipment in current system, it is wireless to make user obtain group
User equipment in Network Temporary Identifier (G-RNTI, group-Radio Network Tempory Identity) and group
Identification information (G-UE-ID, Group UE Identity).
Preferably, it is described to receive the group character that base station is sent, and the resource allocation information that the base station is sent, bag
Include：
Receive the group character that the base station is sent；
The resource allocation information of the corresponding packet of the group character is monitored from down channel based on the group character.
The wherein described subframe for receiving group character is different from the subframe of receiving resource allocation information, two sons
Frame can be two subframes adjacent in time domain.
Corresponding, methods described also includes：
In very first time unit, the group character after the renewal that base station is sent is detected；
In the second time quantum, the corresponding resource allocation information of packet after the renewal that the base station is sent is monitored.
Two of which time quantum can be different for subframe, and two subframes can be two sons adjacent in time domain
Frame.
It can be seen that, by using such scheme, it becomes possible to be grouped for user equipment, and determine that user sets after grouping
Standby corresponding resource allocation information, can at least include the corresponding codebook information of different packets and pilot resources information,
And then resource allocation information and group character are sent to user equipment, so that user equipment uses different code book and pilot tone
Carry out multi-upstream access.It so, it is possible to reduce the collision between user equipment as far as possible, improve the frequency spectrum effect of access efficiency and system
Rate；And also further improve the efficiency of access and reduce the complexity of blind Detecting.
Example IV,
The embodiments of the invention provide a kind of base station, as shown in fig. 6, the base station includes：
Detection unit 61, for detecting the access of at least one user equipment；
Grouped element 62, for carrying out the packet that packet determines each user equipment at least one described user equipment
Identify, and the resource allocation information of the user equipment in each packet is determined according to different packets, wherein, the resource point
Enter with running time-frequency resource, the user equipment used when at least including the user equipment progress uplink signal transmissions in information
Access code book and pilot resources information that row uplink signal transmissions are used；
Communication unit 63, at least one described user equipment send group character and to it is described at least one
User equipment sends the resource allocation information of packet where it.
In the scheme that the present embodiment is provided, it is considered to which user is in access base station, and base station can inform that the competition of exempting from of user connects
The running time-frequency resource entered, and corresponding access code book and pilot resources, by the coordination of base station side, can as far as possible reduce user
Between collision, meanwhile, user can carry out on the running time-frequency resource of the user's group exempting from competing using the code book and pilot resources of oneself
The access striven, further improves the efficiency of access.
Wherein, the grouped element 62, the configured transmission for getting at least one user equipment；It will be provided with phase
User equipment with configured transmission is divided into same packets.
Preferably, base station described in the present embodiment is being informed outside the group mark that user is grouped where it, can also be to use
Family equipment distribution numbering, to distinguish different numberings of the user equipment in different grouping, that is to say, that sending group character
At the same time it can also send its numbering in this set for user equipment.Specifically, can be accused in access confirmation is replied message
Inform or informed later using user's mark in control channel together when knowing user's mark.
It is determined that in the processing of user uplink transmission signal, the base station of at least one user equipment access is first
Default criterion is first needed to be grouped at least one user equipment in current system, it is wireless to make user obtain group
User equipment in Network Temporary Identifier (G-RNTI, group-Radio Network Tempory Identity) and group
Identification information (G-UE-ID, Group UE Identity).
Above-mentioned default criterion and it is grouped for the configured transmission based at least one user equipment, such as, with phase
Same configured transmission, is specifically as follows sparse code word, MCS grades, position instruction of uplink time/frequency source block etc., user set
Standby to divide a group (having identical G-RNTI), the user point of different transmission parameter (has different G- at different groups
RNTI)。
Further, for whether being that user equipment progress packet can also set the decision gate of a number of user equipment
Limit value is judged, specifically, grouped element 62, the quantity of the whole user equipmenies currently managed for detecting；Judge all
Whether the quantity of user equipment is higher than default judging threshold, if higher than the default judging threshold, it is determined that perform to institute
State the operation that at least one user equipment is grouped.
Set that is, in base station Mobile state can be entered based on number of users total in system for specific number of packet
Put, such as number of users N total in systemu＜ Nth, when, system uses non-grouping transmission, otherwise, and system is carried out based on packet
Transmission, wherein NthIt is judging threshold.
Preferably, in the specific implementation, user equipment may be due to accessing new base station, or configured transmission again
Change, the packet transmission of user equipment can be caused to change, therefore, the grouped element 62, for detecting user equipment
Packet change, then according to the user equipment change after packet update group character, again be the user equipment
The corresponding resource allocation information of packet after distribution renewal；The communication unit 63, for send update after group character and
The user equipment that its corresponding resource allocation information to packet transmission changes.
In addition, update after the corresponding resource allocation information of packet in, can be codebook information, pilot resources information in
At least one is different from the resource allocation information before renewal.
Base station side provides one group of transmission code book, and each code book can be made up of multiple code words, and these code words can be orthogonal
Code word can also be non-orthogonal code.Meanwhile, (pilot tone includes its specific pattern and sequence to base station side regulation pilot set P
Row), each pilot resources in pilot set P can be orthogonal either semi-perpendicular.Entered using a code word in code book
A variety of pilot tones can be used during row data transfer.For example：When different user uses the same code word in code book, these users can use
Different pilot tones.
In addition, it is necessary to explanation, the communication unit, for by down control channel at least one described user
Equipment sends group character respectively；Utilize the resource allocation information of the group character respectively at least one user equipment
Encoded；
Resource allocation information after coding is sent to the user equipment by the down control channel.
Such as, user equipment can be controlled in the current frame, user listens to the packet hair of oneself in control channel
Changing, then user need listened in the control channel of next time change after group resource allocation information after,
Uplink can be initiated.
It can be seen that, by using such scheme, it becomes possible to be grouped for user equipment, and determine that user sets after grouping
Standby corresponding resource allocation information, can at least include the corresponding codebook information of different packets and pilot resources information,
And then resource allocation information and group character are sent to user equipment, so that user equipment uses different code book and pilot tone
Carry out multi-upstream access.It so, it is possible to reduce the collision between user equipment as far as possible, improve the frequency spectrum effect of access efficiency and system
Rate；And also further improve the efficiency of access and reduce the complexity of blind Detecting.
Embodiment five,
The embodiments of the invention provide a kind of user equipment, as shown in fig. 7, comprises：
Information receiving unit 71, for receiving the group character that base station is sent, and the resource point that the base station is sent
With information, wherein, the user equipment is at least included in the resource allocation information and carries out what is used during uplink signal transmissions
Running time-frequency resource, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；
Information transmitting unit 72, for based on the group character and the resource allocation information, being sent out to the base station
Serve row information.
It is determined that in the processing of user uplink transmission signal, the base station of at least one user equipment access is first
Default criterion is first needed to be grouped at least one user equipment in current system, it is wireless to make user obtain group
User equipment in Network Temporary Identifier (G-RNTI, group-Radio Network Tempory Identity) and group
Identification information (G-UE-ID, Group UE Identity).
Preferably, it is described to receive the group character that base station is sent, and the resource allocation information that the base station is sent, bag
Include：
Receive the group character that the base station is sent；
The resource allocation information of the corresponding packet of the group character is monitored from down channel based on the group character.
The wherein described subframe for receiving group character is different from the subframe of receiving resource allocation information, two sons
Frame can be two subframes adjacent in time domain.
Corresponding, methods described also includes：
In very first time unit, the group character after the renewal that base station is sent is detected；
In the second time quantum, the corresponding resource allocation information of packet after the renewal that the base station is sent is monitored.
Two of which time quantum can be different for subframe, and two subframes can be two sons adjacent in time domain
Frame.
It can be seen that, by using such scheme, it becomes possible to be grouped for user equipment, and determine that user sets after grouping
Standby corresponding resource allocation information, can at least include the corresponding codebook information of different packets and pilot resources information,
And then resource allocation information and group character are sent to user equipment, so that user equipment uses different code book and pilot tone
Carry out multi-upstream access.It so, it is possible to reduce the collision between user equipment as far as possible, improve the frequency spectrum effect of access efficiency and system
Rate；And also further improve the efficiency of access and reduce the complexity of blind Detecting.
Embodiment six,
A kind of uplink signal transmissions system is present embodiments provided, as shown in figure 8, the system includes：Base station and extremely
A few user equipment, wherein,
Base station 81, for detecting the access of at least one user equipment；At least one described user equipment is grouped
Determine the group character of each user equipment, and determine according to different packets the resource of the user equipment in each packet
Information is distributed, wherein, the user equipment is at least included in the resource allocation information and used during uplink signal transmissions
Running time-frequency resource, the user equipment carry out the access code book that uses of uplink signal transmissions and pilot resources information；To described
The resource point of packet where at least one user equipment sends group character and sends it at least one described user equipment
With information；
User equipment 82, for receiving the group character that base station is sent, and the resource allocation letter that the base station is sent
Breath, wherein, the time-frequency that the user equipment used during uplink signal transmissions is at least included in the resource allocation information
Resource, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；Based on the packet
Mark and the resource allocation information, upward signal is sent to the base station.
The scene that the present embodiment is used may refer to Fig. 9,5 UE of BTS management, respectively UE1, UE2, UE3, UE4 and
UE5, base station is grouped according to each UE configured transmission, finally gives UE1, UE2 and UE3 in a group,
UE4 and UE5 is in same group, and base station is respectively that different groups set different group characters, and is each group
In each UE settings group in numbering；Further, it is that each group is sent in resource allocation information, different groups
UE is handled when carrying out signal transmission using up channel using different code books and/or different pilot tones.
It can be seen that, by using such scheme, it becomes possible to be grouped for user equipment, and determine that user sets after grouping
Standby corresponding resource allocation information, can at least include the corresponding codebook information of different packets and pilot resources information,
And then resource allocation information and group character are sent to user equipment, so that user equipment uses different code book and pilot tone
Carry out multi-upstream access.It so, it is possible to reduce the collision between user equipment as far as possible, improve the frequency spectrum effect of access efficiency and system
Rate；And also further improve the efficiency of access and reduce the complexity of blind Detecting.
If integrated module described in the embodiment of the present invention is realized using in the form of software function module and is used as independent production
Product are sold or in use, can also be stored in a computer read/write memory medium.Understood based on such, the present invention is real
The part that the technical scheme of example substantially in other words contributes to prior art is applied to embody in the form of software product
Come, the computer software product is stored in a storage medium, including some instructions are make it that a computer equipment (can
To be personal computer, the network equipment or network equipment etc.) perform whole or the portion of each embodiment methods described of the invention
Point.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), deposit at random
Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
So, the embodiment of the present invention is not restricted to any specific hardware and software combination.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (17)
1. a kind of uplink signal transmission method, applied to base station, it is characterised in that methods described includes：
Detect the access of at least one user equipment；
The group character that packet determines each user equipment is carried out at least one described user equipment, and according to different points
Group determines the resource allocation information of the user equipment in each packet, wherein, at least include in the resource allocation information
Running time-frequency resource, the user equipment used during the user equipment progress uplink signal transmissions carries out uplink signal transmissions and used
Access code book and pilot resources information；
Group character is sent at least one described user equipment and is divided where sending it at least one described user equipment
The resource allocation information of group.
2. according to the method described in claim 1, it is characterised in that described that at least one described user equipment is grouped,
Including：
Get the configured transmission of at least one user equipment；
The user equipment that will be provided with identical traffic parameter is divided into same packets.
3. method according to claim 2, it is characterised in that methods described also includes：
Detect the quantity of the whole user equipmenies currently managed；
Whether the quantity of whole user equipmenies is judged higher than default judging threshold, if higher than the default judging threshold,
It is determined that performing the operation being grouped at least one described user equipment.
4. according to the method described in claim 1, it is characterised in that methods described also includes；
The packet for detecting user equipment changes, then according to the user equipment change after packet update group character,
Again the corresponding resource allocation information of packet distributed for the user equipment after updating；
Send the user equipment that group character and its corresponding resource allocation information to packet transmission after updating change.
5. according to the method described in claim 1, it is characterised in that described to send packet mark at least one described user equipment
The resource allocation information of packet where knowing and sending it at least one described user equipment, including：
Group character is sent by down control channel respectively at least one described user equipment；
The resource allocation information of at least one user equipment is encoded respectively using the group character；
Resource allocation information after coding is sent to the user equipment by the down control channel.
6. a kind of uplink signal transmission method, applied to user equipment, it is characterised in that methods described includes：
The group character that base station is sent, and the resource allocation information that the base station is sent are received, wherein, the resource allocation
At least include running time-frequency resource, user equipment progress that the user equipment used during uplink signal transmissions in information
Access code book and pilot resources information that uplink signal transmissions are used；
Based on the group character and the resource allocation information, uplink information is sent to the base station.
7. method according to claim 6, it is characterised in that described to receive the group character that base station is sent, Yi Jisuo
The resource allocation information that base station is sent is stated, including：
Receive the group character that the base station is sent；
The resource allocation information of the corresponding packet of the group character is monitored from down channel based on the group character.
8. the method according to claim 6 or 7, it is characterised in that methods described also includes：
In very first time unit, the group character after the renewal that base station is sent is detected；
In the second time quantum, the corresponding resource allocation information of packet after the renewal that the base station is sent is monitored.
9. a kind of base station, it is characterised in that the base station includes：
Detection unit, for detecting the access of at least one user equipment；
Grouped element, for carrying out the group character that packet determines each user equipment at least one described user equipment,
And the resource allocation information of the user equipment in each packet is determined according to different packets, wherein, the resource allocation letter
At least include the running time-frequency resource used during the user equipment progress uplink signal transmissions, the user equipment in breath to carry out
Access code book and pilot resources information that the transmission of row signal is used；
Communication unit, for sending group character at least one described user equipment and being set at least one described user
Preparation gives the resource allocation information of packet where it.
10. base station according to claim 9, it is characterised in that the grouped element, for get it is described at least one
The configured transmission of user equipment；The user equipment that will be provided with identical traffic parameter is divided into same packets.
11. base station according to claim 10, it is characterised in that the grouped element, what is currently managed for detecting is complete
The quantity of portion's user equipment；Whether the quantity of whole user equipmenies is judged higher than default judging threshold, if default higher than described
Judging threshold, it is determined that perform the operation being grouped at least one described user equipment.
12. base station according to claim 9, it is characterised in that the grouped element, point for detecting user equipment
Group changes, then the packet after being changed according to the user equipment updates group character, is again user equipment distribution
The corresponding resource allocation information of packet after renewal；
The communication unit, changes for sending the group character after updating and its corresponding resource allocation information to packet transmission
The user equipment.
13. base station according to claim 9, it is characterised in that the communication unit, for by down control channel to
At least one described user equipment sends group character respectively；At least one described user is set respectively using the group character
Standby resource allocation information is encoded；Resource point after coding is sent to the user equipment by the down control channel
With information.
14. a kind of user equipment, it is characterised in that including：
Information receiving unit, for receiving the group character that base station is sent, and the resource allocation information that the base station is sent,
Wherein, the time-frequency money that the user equipment used during uplink signal transmissions is at least included in the resource allocation information
Source, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；
Information transmitting unit, for based on the group character and the resource allocation information, sending up to the base station
Information.
15. user equipment according to claim 14, it is characterised in that described information receiving unit, for receiving
State the group character that base station is sent；The corresponding packet of the group character is monitored from down channel based on the group character
Resource allocation information.
16. the user equipment according to claims 14 or 15, it is characterised in that described information receiving unit, for
In one time quantum, the group character after the renewal that base station is sent is detected；In the second time quantum, the base station hair is monitored
The corresponding resource allocation information of packet after the renewal come.
17. a kind of uplink signal transmissions system, it is characterised in that the system includes：Base station and at least one user equipment,
Wherein,
Base station, for detecting the access of at least one user equipment；Packet is carried out at least one described user equipment to determine often
The group character of one user equipment, and determine that the resource allocation of the user equipment in each packet is believed according to different packets
Breath, wherein, the time-frequency that the user equipment used during uplink signal transmissions is at least included in the resource allocation information
Resource, the user equipment carry out access code book and the pilot resources information that uplink signal transmissions are used；To described at least one
The resource allocation of packet is believed where individual user equipment sends group character and sends it at least one described user equipment
Breath；
User equipment, for receiving the group character that base station is sent, and the resource allocation information that the base station is sent, its
In, at least include in the resource allocation information running time-frequency resource that the user equipment used during uplink signal transmissions,
The user equipment carries out access code book and the pilot resources information that uplink signal transmissions are used；Based on the group character with
And the resource allocation information, send upward signal to the base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610214581.8A CN107277783A (en) | 2016-04-07 | 2016-04-07 | A kind of uplink signal transmission method, base station, user equipment and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610214581.8A CN107277783A (en) | 2016-04-07 | 2016-04-07 | A kind of uplink signal transmission method, base station, user equipment and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107277783A true CN107277783A (en) | 2017-10-20 |
Family
ID=60052461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610214581.8A Pending CN107277783A (en) | 2016-04-07 | 2016-04-07 | A kind of uplink signal transmission method, base station, user equipment and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107277783A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111278099A (en) * | 2019-01-18 | 2020-06-12 | 维沃移动通信有限公司 | Power control method, terminal and network side equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103458420A (en) * | 2012-05-31 | 2013-12-18 | 华为技术有限公司 | Wireless communication method, base station and user equipment |
| CN104735792A (en) * | 2013-12-23 | 2015-06-24 | 华为技术有限公司 | Method and device for distributing pilot frequency resources |
| CN105188151A (en) * | 2015-06-12 | 2015-12-23 | 北京邮电大学 | Non-orthogonal multi-address random access method, device and system |
| WO2015197142A1 (en) * | 2014-06-24 | 2015-12-30 | Huawei Technologies Co., Ltd. | Method and node in a wireless communication network |
-
2016
- 2016-04-07 CN CN201610214581.8A patent/CN107277783A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103458420A (en) * | 2012-05-31 | 2013-12-18 | 华为技术有限公司 | Wireless communication method, base station and user equipment |
| CN104735792A (en) * | 2013-12-23 | 2015-06-24 | 华为技术有限公司 | Method and device for distributing pilot frequency resources |
| WO2015197142A1 (en) * | 2014-06-24 | 2015-12-30 | Huawei Technologies Co., Ltd. | Method and node in a wireless communication network |
| CN105188151A (en) * | 2015-06-12 | 2015-12-23 | 北京邮电大学 | Non-orthogonal multi-address random access method, device and system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111278099A (en) * | 2019-01-18 | 2020-06-12 | 维沃移动通信有限公司 | Power control method, terminal and network side equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106686691B (en) | A kind of random access response RAR transmission method and relevant device | |
| JP6501776B2 (en) | Method and apparatus for transmitting and receiving resource allocation information in a wireless communication system | |
| TWI665926B (en) | Telecommunications apparatus and methods | |
| CN103748942B (en) | Accidental access method, base station and terminal | |
| CN103141144B (en) | Base station, wireless communications method, wireless communication system and wireless terminal | |
| CN102740473B (en) | A kind of processing method and system of Downlink Control Information | |
| US20160366717A1 (en) | Signal Processing Method and Device | |
| CN102882644B (en) | The check processing of Downlink Control Information, detection method and device | |
| CN103188811B (en) | The transmission method of sub-frame information, subscriber equipment and base station | |
| CN103248468A (en) | Demodulation pilot signal processing method, base station and user equipment | |
| CN108141811A (en) | For the paging of low complex degree user equipment and/or the user equipment of coverage enhancement pattern | |
| CN108668367A (en) | A kind of data transmission method, the network equipment and terminal | |
| CN106998582A (en) | Consult method, access point and the website of target wakeup time | |
| CN106941730A (en) | The control method and device of Stochastic accessing | |
| CN107872860A (en) | A kind of uplink signal transmission method, device and system | |
| CN106060948A (en) | Method and device for sending uplink information, method and device for sending downlink information, method and device for receiving downlink information and method and device for system scheduling | |
| CN103634912B (en) | Uplink resource allocating method, evolution base station and user equipment and communication system | |
| CN103298130B (en) | Uplink data transmission method, terminal and communication system | |
| CN107006032A (en) | A kind of transmission method of information and base station and user equipment | |
| CN105379381B (en) | A kind of data dispatching method, device and equipment using unlicensed spectrum | |
| CN104104468A (en) | Transmission method and device for uplink downlink configuration information | |
| CN101378289A (en) | Method and apparatus for denoting physical resource | |
| CN107734710A (en) | A kind of method and device of data transfer | |
| CN106455093A (en) | Data transmission method and apparatus | |
| CN110140399A (en) | System and method for customer equipment identification configuration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |
|
| RJ01 | Rejection of invention patent application after publication |