CN109286981A - A kind of uplink processing method, terminal and base station - Google Patents
A kind of uplink processing method, terminal and base station Download PDFInfo
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- CN109286981A CN109286981A CN201710592480.9A CN201710592480A CN109286981A CN 109286981 A CN109286981 A CN 109286981A CN 201710592480 A CN201710592480 A CN 201710592480A CN 109286981 A CN109286981 A CN 109286981A
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- uplink
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the present invention provides a kind of uplink processing method, terminal and base station.The described method includes: receiving the default RRC signaling message that base station is sent, the default RRC signaling message carries the first instruction information, and the first instruction information is used to indicate the position the target uplink DMRS configuration format called before receiving next default RRC signaling message；The upstream dispatching instructions that base station is sent are received, the upstream dispatching instructions carry the information of scheduled uplink sTTI；According to the information of the target uplink DMRS position configuration format and the scheduled uplink sTTI, the target allocation position of uplink DMRS is determined；According to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information, uplink is carried out.The terminal and base station are for executing the above method.Method, terminal and base station provided by the invention reduce the expense of uplink DMRS configuration information.
Description
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of uplink processing methods, terminal and base station.
Background technique
In recent years, wireless communication technique develops rapidly, and modern society enters the information age.The various communication technologys none be not
Target towards " high-speed, low time delay " is advanced, and the more stringent requirement of time delay is also communicated by clearly write-in items
In the design standard of technology.3GPP has set up the project about " reducing time delay technology ", and in order to be different from legacy TTI, the project is fixed
Justice " short transmission time interval " (short Transmission Time Interval, sTTI), for carrying low time delay industry
Business.Uplink defines the sTTI of two kinds of different lengths, respectively 7 symbol sTTI and 2 (3) symbol sTTI.For 7 symbol sTTI,
Uplink demodulation reference signal (Demodulation Reference Signal, DMRS) scheme of legacy TTI can be continued to use,
For 2 (3) symbol sTTI uplink DMRS scheme more and more attention has been paid to.
Fig. 1 is uplink 2 (3) symbol sTTI frame structure schematic diagram, as shown in Figure 1, the knot of uplink 2 (3) symbol uplink sTTI
The fixed format using { 3,2,2,2,2,3 } of structure.Under the conditions of the prior art, Physical Uplink Shared Channel in legacy TTI
Fixed the 4th symbol for occupying each time slot of the uplink DMRS of (Physical Uplink Shared Channel, PUSCH),
If short Physical Uplink Shared Channel (the short Physical Uplink Shared of uplink 2 (3) the symbol sTTI
Channel, sPUSCH), transmission is used configures matching for scheduled uplink sTTI and uplink DMRS simultaneously in upstream dispatching instructions
Seated position, and carry out requiring the configuration for carrying out the position uplink DMRS by configuration information when uplink each time, cause
The configuration information expense of row DMRS is larger.
It is therefore proposed that a kind of uplink processing method with the expense for reducing uplink DMRS configuration information be current industry urgently
Important topic to be solved.
Summary of the invention
For the defects in the prior art, the embodiment of the present invention provides a kind of uplink processing method, terminal and base station.
In a first aspect, the embodiment of the present invention provides a kind of uplink processing method, comprising:
The default RRC signaling message that base station is sent is received, the default RRC signaling message carries the first instruction information, institute
It states the first instruction information and is used to indicate target uplink DMRS called before receiving next default RRC signaling message
Set configuration format；
The upstream dispatching instructions that base station is sent are received, the upstream dispatching instructions carry the information of scheduled uplink sTTI；
According to the information of the target uplink DMRS position configuration format and the scheduled uplink sTTI, uplink is determined
The target allocation position of DMRS；
According to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information, uplink is carried out.
Second aspect, the embodiment of the present invention provide a kind of uplink processing method, comprising:
Default RRC signaling message is sent to terminal, the first instruction information is carried in the default RRC signaling message, it is described
First instruction information is used to indicate the target that the terminal is called before receiving next default RRC signaling message
The position uplink DMRS configuration format；
Upstream dispatching instructions are sent to terminal, the information of scheduled uplink sTTI is carried in the upstream dispatching instructions, with
So that information and target uplink DMRS position configuration format of the terminal according to the scheduled uplink sTTI, in determination
The target allocation position of row DMRS, and believed according to the target allocation position of the uplink DMRS and the scheduled uplink sTTI
Breath carries out uplink.
The third aspect, the embodiment of the present invention provide a kind of terminal, including processor and transceiver, in which:
The processor is used for according to the target uplink DMRS position configuration format and the scheduled uplink sTTI
Information determines the target allocation position of uplink DMRS；According to the target allocation position of the uplink DMRS and described it is scheduled
Row sTTI information carries out uplink；
The transceiver is used to receive the default RRC signaling message of base station transmission, and the default RRC signaling message carries the
One instruction information, the first instruction information is used to indicate to be adjusted before receiving next default RRC signaling message
The position target uplink DMRS configuration format；Receive the upstream dispatching instructions that the base station is sent, the upstream dispatching instructions
Carry the information of scheduled uplink sTTI.
Fourth aspect, the embodiment of the present invention provide a kind of electronic equipment, including processor, memory and bus, in which:
The processor, the memory complete mutual communication by bus；
The processor can call the computer program in memory, the step of to execute first aspect the method.
5th aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer program,
The step of first aspect the method is realized when the program is executed by processor.
6th aspect, the embodiment of the present invention provide a kind of base station, including processor and transceiver, in which:
The processor is for generating default RRC signaling message and upstream dispatching instructions；In the default RRC signaling message
The first instruction information is carried, the first instruction information is used to indicate terminal and disappears receiving next default RRC signaling
The position the target uplink DMRS configuration format called before breath；Carry scheduled uplink sTTI's in the upstream dispatching instructions
Information；
The transceiver is used to send the default RRC signaling message and the upstream dispatching instructions to the terminal.
7th aspect, the embodiment of the present invention provide a kind of electronic equipment, including processor, memory and bus, in which:
The processor, the memory complete mutual communication by bus；
The processor can call the computer program in memory, the step of to execute second aspect the method.
Eighth aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer program,
The step of second aspect the method is realized when the program is executed by processor.
Uplink processing method, terminal and base station provided in an embodiment of the present invention, by being sent out according to receive, base station
Target uplink DMRS position configuration format and uplink indicated by the first instruction information carried in the default RRC signaling message sent
The scheduled uplink sTTI information carried in dispatch command, determines the target allocation position of uplink DMRS, and according to the uplink
The target allocation position of DMRS and the scheduled uplink sTTI information carry out uplink, reduce uplink DMRS with confidence
The expense of breath.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is uplink 2 (3) symbol sTTI frame structure schematic diagram；
Fig. 2 is the flow diagram for the uplink processing method that one embodiment of the invention provides；
Fig. 3 is the provided in an embodiment of the present invention first position default uplink DMRS configuration format schematic diagram；
Fig. 4 is the provided in an embodiment of the present invention second position default uplink DMRS configuration format schematic diagram；
Fig. 5 be another embodiment of the present invention provides uplink processing method flow diagram；
Fig. 6 is the structural schematic diagram of terminal provided in an embodiment of the present invention；
Fig. 7 is the electronic equipment entity apparatus structural schematic diagram that one embodiment of the invention provides；
Fig. 8 is the structural schematic diagram of base station provided in an embodiment of the present invention；
Fig. 9 be another embodiment of the present invention provides electronic equipment entity apparatus structural schematic diagram.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention is explicitly described, it is clear that described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Fig. 2 is the flow diagram for the uplink processing method that one embodiment of the invention provides, as shown in Fig. 2, this reality
It applies example and a kind of uplink processing method is provided, comprising:
S101, the default RRC signaling message that base station is sent is received, the default RRC signaling message carries the first instruction letter
Breath, the first instruction information are used to indicate the target uplink called before receiving next default RRC signaling message
The position DMRS configuration format；
Specifically, the base station sends default RRC signaling message to the terminal, takes in the default RRC signaling message
With the first instruction information, the first instruction information is used to indicate the terminal and is receiving next default RRC letter
Enable the position the target uplink DMRS configuration format called before message；The terminal receives the default RRC signaling message.It answers
When explanation, the first instruction information can be set to 1 bit, specifically can be configured and adjust according to the actual situation
It is whole, it is not specifically limited herein；The default RRC signaling message can be to be sent once every predetermined period, and the terminal exists
It receives and is all made of in a cycle after the default RRC signaling message in target indicated by the first instruction information
The position row DMRS configuration format, wherein the period can be set to multiple radio frames；Certainly, the default RRC signaling message
It can also be sent according to other sending methods, specifically can be adjusted according to the actual situation, be not specifically limited herein.
For example, the base station 0:00 sends the default RRC signaling message to the terminal for the first time, the first instruction letter carried
Breath, then the terminal is after receiving the default RRC signaling message that the base station is sent for the first time, and is receiving the base
In this period of time before the default RRC signaling message that second sends of standing, it is all made of the first instruction information and refers to
The position the target uplink DMRS configuration format shown.
S102, the upstream dispatching instructions that base station is sent are received, the upstream dispatching instructions carry scheduled uplink sTTI's
Information；
Specifically, terminal receives the upstream dispatching instructions that the base station is sent, and the upstream dispatching instructions carry the quilt
The information of dispatching uplink sTTI, the upstream dispatching instructions can also carry other information, specifically can according to the actual situation into
Row adjustment, is not specifically limited herein.
S103, according to the information of the target uplink DMRS position configuration format and the scheduled uplink sTTI, determine
The target allocation position of uplink DMRS；
Specifically, the terminal determines that the position target uplink DMRS configures lattice according to the first instruction information first
Formula, then according to the scheduled uplink sTTI information and the target uplink DMRS position configuration format and the target
The corresponding uplink DMRS predetermined configuration position each sTTI of the position uplink DMRS configuration format, by the scheduled uplink sTTI
Corresponding uplink DMRS predetermined configuration position is as the uplink DMRS in the configuration format of the position target uplink DMRS
Target allocation position.
S104, the target allocation position according to the uplink DMRS and the scheduled uplink sTTI information carry out uplink
Transmission.
Specifically, the terminal carries out uplink DMRS transmission, while root according to the target allocation position of the uplink DMRS
Transmitting uplink data is carried out according to the scheduled uplink sTTI information.
For example, defining DMRS positional format for each sTTI in the prior art, as shown in table 1.For 2 (3) symbols
STTI, data symbol and DMRS symbol conflict in order to avoid the SPUSCH of different sTTI are solid at each sTTI predefined one
Fixed character position, the character position can be configured to DMRS symbol；And when the character position is not configured as DMRS symbol
When, it may be used as data symbol, other do not have predefined symbol that can only fix as data symbol.Therefore, table 1 can be based on
Defined in uplink DMRS positional format, existing DMRS positional format is divided into preset two groups of positions DMRS configuration format:
It is a kind of for the first position default uplink DMRS configuration format (Set0) as shown in Figure 3, hatched mark in Fig. 3
Character position be the predefined position DMRS, the predefined position uplink DMRS of sTTI#0~5 be respectively Symbol#0,
Symbol#3, Symbol#5, Symbol#7, Symbol#9, Symbol#11, wherein Symbol#0, Symbol#3, Symbol#5,
Symbol#7, Symbol#9, Symbol#11 can be used as the uplink DMRS allocation position, DMRS symbol are configured as, when not
When being configured as DMRS symbol, may serve as data symbol, and Symbol#1, Symbol#2, Symbol#4, Symbol#6,
Symbol#8, Symbol#10, Symbol#12, Symbol#13 can only then be fixed as data symbol.
Another kind is the second position default uplink DMRS configuration format (Set1) as shown in Figure 4, hatched mark in Fig. 4
The character position of knowledge is uplink DMRS predetermined configuration position, and the uplink DMRS predetermined configuration position of sTTI#0~5 is respectively
Symbol#2、
Symbol#4, Symbol#6, Symbol#8, Symbol#10, Symbol#11, wherein Symbol#2, Symbol#4,
Symbol#6, Symbol#8, Symbol#10, Symbol#11 can be used as the uplink DMRS allocation position, be configured as
DMRS symbol may serve as data symbol when being not configured as DMRS symbol, and Symbol#0, Symbol#1,
Symbol#3, Symbol#5, Symbol#7, Symbol#9, Symbol#12, Symbol#13 can only then be fixed as data symbols
Number.
Information, target uplink DMRS position configuration format and the uplink DMRS's that table 2 is the scheduled uplink sTTI matches
Corresponding relationship between seated position, as shown in table 2, the first instruction information carry out instruction uplink with the indication bit of 1 bit
The position DMRS configuration format.The the first instruction information carried in the received default RRC signaling message of terminal is " 0 ", described
Terminal determines that the target uplink DMRS position configuration format is " Set0 " (as shown in Figure 3) according to the first instruction information,
The terminal receives the upstream dispatching instructions that the base station is sent, the scheduled uplink carried according to the upstream dispatching instructions
The information of sTTI determines that scheduled sTTI is sTTI#0；Then the terminal according to first instruction information (0) and described is adjusted
It spends uplink sTTI (sTTI#0), look-up table 2 determines that the corresponding uplink DMRS target of the scheduled uplink sTTI (sTTI#0) is matched
Set is set to Symbol#0.
Table 1
Table 2
Uplink processing method provided in an embodiment of the present invention passes through the default RRC sent according to receive, base station
In target uplink DMRS position configuration format and upstream dispatching instructions indicated by the first instruction information carried in signaling message
The scheduled uplink sTTI information carried, determines the target allocation position of uplink DMRS, and match according to the uplink DMRS target
Seated position and the scheduled uplink sTTI information carry out uplink, reduce the expense of uplink DMRS configuration information.
On the basis of the above embodiments, further, the scheduled uplink sTTI is target uplink DMRS
Set the corresponding on-fixed sTTI of configuration format；
Correspondingly, the upstream dispatching instructions also carry second indication information, and the second indication information is used to indicate
The position Configuration Type of the uplink DMRS of the on-fixed sTTI；
Correspondingly, the method also includes:
According to the information of the scheduled uplink sTTI, the position target uplink DMRS configuration format, the uplink
The position Configuration Type of DMRS determines the target allocation position of the uplink DMRS.
Specifically, when the base station is according to the first instruction information carried in the default RRC signaling message and the quilt
The information of dispatching uplink sTTI judges to know the scheduled uplink sTTI as the position target uplink DMRS configuration format pair
When the on-fixed sTTI answered, then second indication information, the second instruction letter can also be carried in the upstream dispatching instructions
Breath is used to indicate the position Configuration Type of uplink DMRS, wherein as shown in table 3, the position Configuration Type packet of the uplink DMRS
It includes: using uplink DMRS predetermined configuration position corresponding with the adjacent the latter sTTI of the scheduled uplink sTTI as described in
The target allocation position (Mode0) of uplink DMRS, and will be corresponding with the adjacent previous sTTI of the scheduled uplink sTTI
Target allocation position (Mode1) of the uplink DMRS predetermined configuration position as the uplink DMRS, the second instruction letter
Breath may be set to be 1 bit.It should be noted that when the target uplink DMRS position configuration format is described first default
When configuration format (Set0) of the position uplink DMRS, the position Configuration Type of the uplink DMRS is Mode0；When the target uplink
When the position DMRS configuration format is the described second position default uplink DMRS configuration format (Set1), the position of the uplink DMRS
Configuration Type is Mode1.
For example, referring to Fig. 3, when the target uplink DMRS position configuration format is the first predeterminated position configuration format
When, and the scheduled sTTI be sTTI#0, sTTI#2 or sTTI#5 when, corresponding uplink DMRS target allocation position can only
Using the predefined position corresponding DMRS, i.e. respectively Symbol#0, Symbol#5, Symbol#11, therefore by sTTI#
0, sTTI#2 and sTTI#5 as the first predeterminated position configuration format fixation sTTI, remaining sTTI#1, sTTI#3 and
STTI#4 is the on-fixed sTTI of the first predeterminated position configuration format.Further more, referring to Fig. 4, as the target uplink DMRS
Position configuration format be the second predeterminated position configuration format when, and the scheduled sTTI be sTTI#0, sTTI#3 or
When sTTI#5, corresponding uplink DMRS target allocation position can only use corresponding uplink DMRS predetermined configuration position
It sets, i.e. respectively Symbol#0, Symbol#5, Symbol#11, therefore using sTTI#0, sTTI#3 and sTTI#5 as described
The fixation sTTI, remaining sTTI#1, sTTI#2 and sTTI#4 of two predeterminated position configuration formats are that second predeterminated position is matched
Set the on-fixed sTTI of format.For on-fixed sTTI, the position target uplink DMRS can be indicated with the first instruction information
Configuration format, and the position its uplink DMRS Configuration Type is indicated with second indication information, according to the scheduled uplink
The information of sTTI, the position the target uplink DMRS configuration format of the first instruction information instruction, second indication information institute
The position the uplink DMRS Configuration Type of instruction, determines the target allocation position of the uplink DMRS.
The the first instruction information carried in the received default RRC signaling message of terminal is " 0 ", and the terminal is according to institute
It states the first instruction information and determines that the default uplink DMRS position configuration format is " Set0 " (as shown in Figure 3), the terminal connects
The upstream dispatching instructions that the base station is sent are received, the information according to the scheduled uplink sTTI of upstream dispatching instructions carrying is true
Surely scheduled sTTI is sTTI#1, second indication information 0；Then the terminal is searched adjacent with the sTTI#1 in Fig. 3
Target allocation position of the corresponding uplink DMRS predetermined configuration position " Symbol#5 " of sTTI#2 as the uplink DMRS, then
The terminal transmits upstream data in the data symbol positions " Symbol#3 " of the sTTI#1 and " Symbol#4 ", described
Transmit uplink DMRS in the uplink DMRS predetermined configuration position " Symbol#5 " of sTTI#2.The sTTI#1 can be used as at this time
Data symbol positions are used to transmit data, and sTTI#1 and sTTI#2 share " Symbol#5 " to transmit uplink DMRS, reduce
Row DMRS expense.
Table 3
| Second indication information | The position uplink DMRS Configuration Type |
| 0 | Mode0 |
| 1 | Mode1 |
Uplink processing method provided in an embodiment of the present invention passes through the default RRC sent according to receive, base station
Target uplink DMRS position configuration format and upstream dispatching instructions indicated by the first instruction information carried in signaling message
The position uplink DMRS Configuration Type, determines uplink indicated by the scheduled uplink sTTI information and second indication information of middle carrying
The target allocation position of DMRS, and according to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information,
Uplink is carried out, the expense of uplink DMRS configuration information is reduced, while improving the configuration flexibility of uplink DMRS, is reduced
Uplink DMRS expense.
Fig. 5 be another embodiment of the present invention provides uplink processing method flow diagram, as shown in figure 5, this
Embodiment provides a kind of uplink processing method, comprising:
S201, default RRC signaling message is sent to terminal, the first instruction information is carried in the default RRC signaling message,
The first instruction information is used to indicate what the terminal was called before receiving next default RRC signaling message
The position target uplink DMRS configuration format；
Specifically, base station sends default RRC signaling message to the terminal, carries in the default RRC signaling message
The first instruction information, the first instruction information are used to indicate the terminal and are receiving next default RRC letter
Enable the position the target uplink DMRS configuration format called before message.It should be noted that the first instruction information can be with
It is set as 1 bit, specifically can be configured and adjust according to the actual situation, be not specifically limited herein；The default RRC letter
Enable message can be sent every predetermined period it is primary, the terminal after receiving the default RRC signaling message one
The position target uplink DMRS configuration format indicated by the first instruction information is all made of in a period, wherein the period
It can be set to multiple radio frames；Certainly, the default RRC signaling message can also be sent according to other sending methods,
It specifically can be adjusted according to the actual situation, be not specifically limited herein.For example, the base station 0:00 is to the terminal first
The first instruction information that is secondary to send the default RRC signaling message, carrying, then the terminal is receiving the base station first
After the default RRC signaling message of secondary transmission, and receiving second of the base station default RRC signaling sent
In this period of time before message, it is all made of the position the target uplink DMRS configuration format of the first instruction information instruction.
S202, upstream dispatching instructions are sent to terminal, the letter of scheduled uplink sTTI is carried in the upstream dispatching instructions
Breath, so that information and target uplink DMRS position configuration format of the terminal according to the scheduled uplink sTTI,
Determine the target allocation position of uplink DMRS, and according to the target allocation position of the uplink DMRS and the scheduled uplink
STTI information carries out uplink.
Specifically, the base station sends the upstream dispatching instructions to the terminal, and the upstream dispatching instructions carry institute
The information of scheduled uplink sTTI is stated, the upstream dispatching instructions can also carry other information, specifically can be according to practical feelings
Condition is adjusted, and is not specifically limited herein.The terminal receives the default RRC signaling message and the uplink scheduling respectively
Instruction determines target uplink DMRS according to the first instruction information that the default RRC signaling message carries first
Configuration format is set, then according to the information of the scheduled uplink sTTI and the position target uplink DMRS configuration format, with
And the corresponding uplink DMRS predetermined configuration position each sTTI of the position target uplink DMRS configuration format, it is adjusted described
Spend uplink sTTI in the configuration format of the position target uplink DMRS corresponding uplink DMRS predetermined configuration position as institute
The target allocation position of uplink DMRS is stated, and uplink DMRS transmission is carried out according to the target allocation position of the uplink DMRS, together
When according to the information of the scheduled uplink sTTI carry out transmitting uplink data.
Uplink processing method provided in an embodiment of the present invention is taken by sending in default RRC signaling message to terminal
Band first indicates information, and the information of scheduled uplink sTTI is carried in the upstream dispatching instructions sent to terminal, so that
Terminal target uplink DMRS position configuration format and scheduled uplink according to indicated by the first instruction information
The information of sTTI determines the target allocation position of uplink DMRS, and according to the target allocation position and the quilt of the uplink DMRS
The information of dispatching uplink sTTI carries out uplink, reduces the expense of uplink DMRS configuration information.
On the basis of the above embodiments, further, the method also includes:
If judging to know that the scheduled uplink sTTI is corresponding non-solid as the position target uplink DMRS configuration format
Determine sTTI, then also carries second indication information in the upstream dispatching instructions, the second indication information is used to indicate described
The position Configuration Type of the uplink DMRS of on-fixed sTTI, so that letter of the terminal according to the scheduled uplink sTTI
The position Configuration Type of breath, the target uplink DMRS position configuration format and the uplink DMRS, determines the uplink DMRS
Target allocation position.
Specifically, referring to Fig. 3 and Fig. 4, the corresponding on-fixed sTTI of the first predeterminated position configuration format be sTTI#1,
STTI#3 and sTTI#4, the corresponding on-fixed sTTI of the second predeterminated position configuration format are sTTI#1, sTTI#2 and sTTI#
4.The base station according to it is described it is default when the base station according to the first instruction information carried in the default RRC signaling message and
The information of the scheduled uplink sTTI judges to know that the scheduled uplink sTTI configures as the position target uplink DMRS
When the corresponding on-fixed sTTI of format, then second indication information can be carried in the upstream dispatching instructions, described second refers to
Show that information is used to indicate the position Configuration Type of uplink DMRS, wherein as shown in table 3, the position of the uplink DMRS configures class
Type include: using uplink DMRS predetermined configuration position corresponding with the adjacent the latter sTTI of the scheduled uplink sTTI as
The target allocation position (Mode0) of the uplink DMRS, and by the previous sTTI adjacent with the scheduled uplink sTTI
Target allocation position (Mode1) of the corresponding uplink DMRS predetermined configuration position as the uplink DMRS, described second refers to
Show that information may be set to be 1 bit.It should be noted that when the target uplink DMRS position configuration format is described first
When the default position uplink DMRS configuration format (Set0), the position Configuration Type of the uplink DMRS is Mode0；When the target
When uplink DMRS position configuration format is the described second position default uplink DMRS configuration format (Set1), the uplink DMRS's
Position Configuration Type is Mode1.
Uplink processing method provided in an embodiment of the present invention is taken by sending in default RRC signaling message to terminal
Band first indicates information, and carries the information of scheduled uplink sTTI and second in the upstream dispatching instructions sent to terminal and refer to
Show information, so that the position configuration format of terminal target uplink DMRS according to indicated by the first instruction information,
The information of the position Configuration Type of uplink DMRS indicated by second indication information and the scheduled uplink sTTI determine uplink
The target allocation position of DMRS, and according to the letter of the target allocation position of the uplink DMRS and the scheduled uplink sTTI
Breath carries out uplink, reduces the expense of uplink DMRS configuration information, while improving the configuration flexibility of uplink DMRS, drops
Low uplink DMRS expense.
Fig. 6 is the structural schematic diagram of terminal provided in an embodiment of the present invention, as shown in fig. 6, the embodiment of the present invention provides one
Kind terminal, comprising: processor 601 and transceiver 602, in which:
The processor is used for according to the position Configuration Type of the uplink DMRS and the letter of the scheduled uplink sTTI
Breath, determines the target allocation position of uplink DMRS；According to the target allocation position of the uplink DMRS and the scheduled uplink
STTI information carries out uplink；
The transceiver is used to receive the default RRC signaling message of base station transmission, and the default RRC signaling message carries the
One instruction information, the first instruction information, which is used to indicate, to be called before receiving next default RRC signaling message
The position target uplink DMRS configuration format；The upstream dispatching instructions that the base station is sent are received, the upstream dispatching instructions carry
The information of scheduled uplink sTTI.
Terminal provided in an embodiment of the present invention, by being taken according in default RRC signaling message receive, base station transmission
It is carried in target uplink DMRS position configuration format indicated by first instruction information of band and upstream dispatching instructions scheduled
Uplink sTTI information determines the target allocation position of uplink DMRS, and according to the target allocation position of the uplink DMRS and institute
Scheduled uplink sTTI information is stated, uplink is carried out, reduces the expense of uplink DMRS configuration information.
Optionally, the processor is also used to the information according to the scheduled uplink sTTI, the target uplink DMRS
The position Configuration Type of position configuration format, the uplink DMRS determines the target allocation position of the uplink DMRS.
Uplink processing method provided in an embodiment of the present invention passes through the default RRC sent according to receive, base station
Target uplink DMRS position configuration format and upstream dispatching instructions indicated by the first instruction information carried in signaling message
The position uplink DMRS Configuration Type, determines uplink indicated by the scheduled uplink sTTI information and second indication information of middle carrying
The target allocation position of DMRS, and according to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information,
Uplink is carried out, the expense of uplink DMRS configuration information is reduced, while improving the configuration flexibility of uplink DMRS, is reduced
Uplink DMRS expense.
Fig. 7 is the electronic equipment entity apparatus structural schematic diagram that one embodiment of the invention provides, as shown in fig. 7, the electronics
Equipment may include: processor (processor) 701, memory (memory) 702 and bus 703, wherein processor 701,
Memory 702 completes mutual communication by bus 703.Processor 701 can call the computer journey in memory 702
Sequence, to execute method provided by above-mentioned each method embodiment, for example, the default RRC signaling message that base station is sent is received,
The default RRC signaling message carries the first instruction information, the first instruction information be used to indicate receive it is next pre-
If the position the target uplink DMRS configuration format called before RRC signaling message；The upstream dispatching instructions that base station is sent are received,
The upstream dispatching instructions carry the information of scheduled uplink sTTI；According to the target uplink DMRS position configuration format and institute
The information for stating scheduled uplink sTTI determines the target allocation position of uplink DMRS；It is configured according to the target of the uplink DMRS
Position and the scheduled uplink sTTI information carry out uplink.
The embodiment of the present invention provides a kind of non-transient computer readable storage medium, the non-transient computer readable storage
Medium storing computer program, the computer program make the computer execute side provided by above-mentioned each method embodiment
Method, for example, receive the default RRC signaling message that base station is sent, the default RRC signaling message carries the first instruction letter
Breath, the first instruction information are used to indicate the target uplink called before receiving next default RRC signaling message
The position DMRS configuration format；The upstream dispatching instructions that base station is sent are received, the upstream dispatching instructions carry scheduled uplink
The information of sTTI；According to the information of the target uplink DMRS position configuration format and the scheduled uplink sTTI, in determination
The target allocation position of row DMRS；According to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information,
Carry out uplink.
Fig. 8 is the structural schematic diagram of base station provided in an embodiment of the present invention, as shown in figure 8, the embodiment of the present invention provides one
Kind terminal, comprising: processor 801 and transceiver 802, in which:
Processor 801 is for generating default RRC signaling message and upstream dispatching instructions；In the default RRC signaling message
Carry first instruction information, it is described first instruction information be used to indicate terminal receive next default RRC signaling message it
Preceding the called position target uplink DMRS configuration format；The letter of scheduled uplink sTTI is carried in the upstream dispatching instructions
Breath；
Transceiver 802 is used to send the default RRC signaling message and the upstream dispatching instructions to the terminal.
Base station provided in an embodiment of the present invention carries the first instruction letter by sending to terminal in default RRC signaling message
The information of scheduled uplink sTTI is carried in breath, and the upstream dispatching instructions that send to terminal so that the terminal according to
Target uplink DMRS position configuration format indicated by the first instruction information and the information of the scheduled uplink sTTI are true
Determine the target allocation position of uplink DMRS, and according to the target allocation position of the uplink DMRS and the scheduled uplink sTTI
Information, carry out uplink, reduce the expense of uplink DMRS configuration information.
Optionally, if processor 801 is also used to judge to know the scheduled uplink sTTI as the target uplink DMRS
Configuration format corresponding on-fixed sTTI in position then also carries second indication information in the upstream dispatching instructions, and described
Two instruction information are used to indicate the position Configuration Type of the uplink DMRS of the on-fixed sTTI, so that the terminal is according to institute
State the information of scheduled uplink sTTI, the position configuration class of the target uplink DMRS position configuration format and the uplink DMRS
Type determines the target allocation position of the uplink DMRS.
Base station provided in an embodiment of the present invention carries the first instruction letter by sending to terminal in default RRC signaling message
It ceases, and carries the information and second indication information of scheduled uplink sTTI in the upstream dispatching instructions sent to terminal, so that
Obtain position configuration format, the second indication information of terminal target uplink DMRS according to indicated by the first instruction information
The information of the position Configuration Type of indicated uplink DMRS and the scheduled uplink sTTI determine that the target of uplink DMRS is matched
Seated position, and according to the information of the target allocation position of the uplink DMRS and the scheduled uplink sTTI, carry out uplink biography
It is defeated, the expense of uplink DMRS configuration information is reduced, while improving the configuration flexibility of uplink DMRS, reduces uplink DMRS and open
Pin.
Fig. 9 be another embodiment of the present invention provides electronic equipment entity apparatus structural schematic diagram, as shown in figure 9, the electricity
Sub- equipment may include: processor (processor) 901, memory (memory) 902 and bus 903, wherein processor
901, memory 902 completes mutual communication by bus 903.Processor 901 can call the computer in memory 902
Program, to execute method provided by above-mentioned each method embodiment, for example, send default RRC signaling message, institute to terminal
It states and carries the first instruction information in default RRC signaling message, the first instruction information is used to indicate the terminal and is receiving
The position the target uplink DMRS configuration format called before next default RRC signaling message；Uplink is sent to terminal
Dispatch command carries the information of scheduled uplink sTTI in the upstream dispatching instructions；So that the terminal is according to the quilt
The information of dispatching uplink sTTI and the position target uplink DMRS configuration format, determine the target allocation position of uplink DMRS,
And according to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information, uplink is carried out.
The embodiment of the present invention provides a kind of non-transient computer readable storage medium, the non-transient computer readable storage
Medium storing computer program, the computer program make the computer execute side provided by above-mentioned each method embodiment
Method, for example, default RRC signaling message is sent to terminal, the first instruction information is carried in the default RRC signaling message,
The first instruction information is used to indicate what the terminal was called before receiving next default RRC signaling message
The position target uplink DMRS configuration format；Upstream dispatching instructions are sent to terminal, are carried in the upstream dispatching instructions scheduled
The information of uplink sTTI, so that information and target uplink DMRS of the terminal according to the scheduled uplink sTTI
Configuration format is set, determines the target allocation position of uplink DMRS, and according to the target allocation position of the uplink DMRS and described
Scheduled uplink sTTI information, carries out uplink.
Terminal provided by the invention and the embodiment of base station specifically can be used for executing the processing of above-mentioned each method embodiment
Process, details are not described herein for function, is referred to the detailed description of above method embodiment.
In addition, the logical order in above-mentioned memory 702 and memory 902 can be by way of SFU software functional unit
Realize and when sold or used as an independent product, can store in a computer readable storage medium.Based on this
The understanding of sample, technical solution of the present invention substantially the part that contributes to existing technology or the technical solution in other words
Part can be embodied in the form of software products, which is stored in a storage medium, if including
Dry instruction is used so that a computer equipment (can be personal computer, server or the network equipment etc.) executes this hair
The all or part of the steps of bright each embodiment the method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only deposits
Reservoir (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or
The various media that can store program code such as CD.
The embodiment of base station and terminal described above is only schematical, wherein described be used as separate part description
Unit may or may not be physically separated, component shown as a unit may or may not be
Physical unit, it can it is in one place, or may be distributed over multiple network units.It can be according to the actual needs
Some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying
In the case where creative labor, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of uplink processing method characterized by comprising
Receiving the default RRC signaling message that base station is sent, the default RRC signaling message carries the first instruction information, and described the
One instruction information is used to indicate the position target uplink DMRS called before receiving next default RRC signaling message and matches
Set format；
The upstream dispatching instructions that base station is sent are received, the upstream dispatching instructions carry the information of scheduled uplink sTTI；
According to the information of the target uplink DMRS position configuration format and the scheduled uplink sTTI, determine uplink DMRS's
Target allocation position；
According to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information, uplink is carried out.
2. the method according to claim 1, wherein the scheduled uplink sTTI is the target uplink DMRS
The corresponding on-fixed sTTI of position configuration format；
Correspondingly, the upstream dispatching instructions also carry second indication information, and the second indication information is used to indicate described
The position Configuration Type of the uplink DMRS of on-fixed sTTI；
Correspondingly, the method also includes:
According to the information of the scheduled uplink sTTI, the position target uplink DMRS configuration format, the uplink DMRS
Position Configuration Type determines the target allocation position of the uplink DMRS.
3. a kind of uplink processing method characterized by comprising
Default RRC signaling message is sent to terminal, the first instruction of carrying information in the default RRC signaling message, described first
Instruction information is used to indicate the target uplink that the terminal is called before receiving next default RRC signaling message
The position DMRS configuration format；
Upstream dispatching instructions are sent to terminal, the information of scheduled uplink sTTI is carried in the upstream dispatching instructions, so that
The terminal determines uplink according to the information and the position target uplink DMRS configuration format of the scheduled uplink sTTI
The target allocation position of DMRS, and according to the target allocation position of the uplink DMRS and the scheduled uplink sTTI information,
Carry out uplink.
4. according to the method described in claim 3, it is characterized in that, the method also includes:
If judging to know the scheduled uplink sTTI as the corresponding on-fixed of the position target uplink DMRS configuration format
STTI then also carries second indication information in the upstream dispatching instructions, and the second indication information is used to indicate described non-
The position Configuration Type of the uplink DMRS of fixed sTTI so that the terminal according to the information of the scheduled uplink sTTI,
The position Configuration Type of the position target uplink DMRS configuration format, the uplink DMRS, determines the mesh of the uplink DMRS
Standard configuration seated position.
5. a kind of terminal, which is characterized in that including processor and transceiver, in which:
The processor is used for the information according to target uplink DMRS position configuration format and the scheduled uplink sTTI, determines
The target allocation position of uplink DMRS；According to the target allocation position of the uplink DMRS and the scheduled uplink sTTI letter
Breath carries out uplink；
The transceiver is used to receive the default RRC signaling message of base station transmission, and the default RRC signaling message carries first and refers to
Show information, the first instruction information is used to indicate to be called before receiving next default RRC signaling message
The position target uplink DMRS configuration format；Receive the upstream dispatching instructions that the base station is sent, the upstream dispatching instructions
Carry the information of scheduled uplink sTTI.
6. a kind of electronic equipment, which is characterized in that including processor, memory and bus, in which:
The processor, the memory complete mutual communication by bus；
The processor can call the computer program in memory, to execute as described in claim 1-2 any one
The step of method.
7. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is held by processor
It realizes when row such as the step of claim 1-2 any one the method.
8. a kind of base station, which is characterized in that including processor and transceiver, in which:
The processor is for generating default RRC signaling message and upstream dispatching instructions；It is carried in the default RRC signaling message
First instruction information, the first instruction information are used to indicate the terminal and disappear receiving next default RRC signaling
The position the target uplink DMRS configuration format called before breath；Carry scheduled uplink sTTI's in the upstream dispatching instructions
Information；
The transceiver is used to send the default RRC signaling message and the upstream dispatching instructions to terminal.
9. a kind of electronic equipment, which is characterized in that including processor, memory and bus, in which:
The processor, the memory complete mutual communication by bus；
The processor can call the computer program in memory, to execute as claimed in any one of claims 3 to 4
The step of method.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
It realizes when execution such as the step of claim 3-4 any one the method.
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| CN201710592480.9A CN109286981B (en) | 2017-07-19 | 2017-07-19 | Uplink transmission processing method, terminal and base station |
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