CN108282307A - Control channel reference signal sending, receiving method and device, base station, terminal - Google Patents
Control channel reference signal sending, receiving method and device, base station, terminal Download PDFInfo
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- CN108282307A CN108282307A CN201710011414.8A CN201710011414A CN108282307A CN 108282307 A CN108282307 A CN 108282307A CN 201710011414 A CN201710011414 A CN 201710011414A CN 108282307 A CN108282307 A CN 108282307A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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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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Abstract
The present invention provides a kind of control channel reference signal sending, receiving method and device, base station, terminals, wherein the sending method, including：First communication node obtains X the first transmission units；First communication node transmission control channel on X the first transmission units gives the second communication node；Wherein, X is the integer more than or equal to 1, and the reference signal of control channel is carried in the first transmission unit, and each first transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.Through the invention, solve the problems, such as that control channel reference signal design needs to meet forward compatibility in the 5th Generation Mobile Communication System, improves the performance of the 5th Generation Mobile Communication System.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of control channel reference signal sending, receiving method and dress
Set, base station, terminal.
Background technology
5G communications in the related technology will meet diversification of the people in the various regions such as inhabitation, work, leisure and traffic
Business demand, even if in residential areas of denseness, office, stadium, outdoor rally, subway, through street, high ferro and wide area covering etc.
With ultra high flux density, superelevation connection number density, the scene of ultrahigh-mobility feature, or user provides ultra high-definition and regards
Frequently, the ultimate attainment business experience such as virtual reality, augmented reality, cloud desktop, game on line.At the same time, 5G will also penetrate into Internet of Things
Net and various industries field are merged with industrial plants, Medical Instruments, vehicles even depth, are effectively met industry, medical treatment, are handed over
The logical diversified business demand for waiting vertical industries, is realized really " all things on earth interconnection ".
In the design of 5G systems, forward compatibility is an important principle.To meet this principle, long term evolution (Long-
Term Evolution, referred to as LTE) it is original based on public reference signal (Common Reference Signal, abbreviation
For CRS) carry out channel estimation Physical Downlink Control Channel due to taking whole system bandwidth, forward compatibility is excessively poor, need
It changes.Equally, Physical Uplink Control Channel terminal can support orthogonal frequency division multiplexing (Orthogonal Frequency in 5G
Division Multiplexing, referred to as OFDM) wavy manner, while supporting long and short two kinds of formats, the object of original LTE
Manage the design of uplink control channel (Physical Uplink Control Channel, referred to as PUCCH) demodulated reference signal
It is also required to modify.
For the above problem present in the relevant technologies, at present it is not yet found that the solution of effect.
Invention content
An embodiment of the present invention provides a kind of control channel reference signal sending, receiving method and device, base station, terminal,
At least to solve the problems, such as that control channel reference signal design needs to meet forward compatibility in the 5th Generation Mobile Communication System.
According to one embodiment of present invention, a kind of control channel reference signal sending method is provided, including：First is logical
Believe that node obtains X the first transmission units；First communication node transmits control channel on the X the first transmission units
To the second communication node；Wherein, X is the integer more than or equal to 1, and the ginseng of the control channel is carried in first transmission unit
Signal is examined, each first transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.
Optionally, in multiple first transmission units, the reference that big first transmission unit of Y values carries is believed
Number density is less than or equal to the reference signal density that small first transmission unit of Y values carries.
Optionally, the value of the Y is that feedback information of first communication node based on second communication node is true
Fixed.
Optionally, the reference signal density is the reference signal density per port.
Optionally, first communication node determines institute based on the feedback information of second communication node or the value of X
State the configured transmission of reference signal.
Optionally, the configured transmission of the reference signal includes at least one of：Pattern, density, sequence, port number,
Transmission mechanism sends wave beam, power contorl parameters.
Optionally, identical and pass in the frequency domain resource that is used there are two second transmission unit when Y is more than or equal to 2
When defeated mode is identical, the reference signal is carried in second transmission unit of selection in time relatively early.
Optionally, first transmission unit includes the optional reference signal density of Z kinds, and Z is the integer more than 1.
Optionally, the currently used frequency domain resource of the second transmission unit in first transmission unit and described the
When one communication node gives the frequency domain resource overlapping used when the second communication node transferring content, the X first transmission is single
Refuse to send refusal in reference signal or the X the first transmission units in member on the first transmission unit of part and sends reference letter
Number.
Optionally, the configured transmission of the reference signal of the first transmission unit of part in multiple first transmission units with
The configured transmission of the reference signal of other first transmission units is different, wherein the configured transmission of the reference signal includes
At least one of：Pattern, density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
Optionally, each second transmission unit carries reference signal, wherein the reference signal includes S kinds can
The reference signal density of choosing, S are the integer more than 1.
Optionally, the content that the reference signal carries is related to the control information format that the control channel carries.
Optionally, first communication node determines that the transmission of the reference signal is joined according at least to one of following parameter
Number：Working frequency, subcarrier spacing, waveform, the transferring content of the control channel.
According to one embodiment of present invention, a kind of control channel reference signal receiving method is provided, including：Second is logical
Letter node receives the control channel that first communication node is sent；Wherein, first communication node is single in X first transmission
The control channel is sent in member, X is the integer more than or equal to 1, and reference signal, Mei Gesuo are carried in first transmission unit
It states the first transmission unit to be made of Y the second transmission units, Y is the integer more than or equal to 1.
Optionally, in multiple first transmission units, the reference that big first transmission unit of Y values carries is believed
Number density is less than or equal to the reference signal density that small first transmission unit of Y values carries.
Optionally, the value of the Y is that feedback information of first communication node based on second communication node is true
Fixed.
Optionally, the reference signal density is the reference signal density per port.
Optionally, first communication node determines institute based on the feedback information of second communication node or the value of X
State the configured transmission of reference signal.
Optionally, the configured transmission of the reference signal includes at least one of：Pattern, density, sequence, port number,
Transmission mechanism sends wave beam, power contorl parameters.
Optionally, identical and pass in the frequency domain resource that is used there are two second transmission unit when Y is more than or equal to 2
When defeated mode is identical, the reference signal is carried in second transmission unit of selection in time relatively early.
Optionally, first transmission unit includes the optional reference signal density of Z kinds, and Z is the integer more than 1.
Optionally, the currently used frequency domain resource of the second transmission unit in first transmission unit and described the
When one communication node gives the frequency domain resource overlapping used when the second communication node transferring content, the X first transmission is single
Refuse to send refusal in reference signal or the X the first transmission units in member on the first transmission unit of part and sends reference letter
Number.
Optionally, the configured transmission of the reference signal of the first transmission unit of part in multiple first transmission units with
The configured transmission of the reference signal of other first transmission units is different, wherein the configured transmission of the reference signal includes
At least one of：Pattern, density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
Optionally, each second transmission unit carries reference signal, wherein the reference signal includes S kinds can
The reference signal density of choosing, S are the integer more than 1.
Optionally, the content that the reference signal carries is related to the control information format that the control channel carries.
Optionally, first communication node determines that the transmission of the reference signal is joined according at least to one of following parameter
Number：Working frequency, subcarrier spacing, waveform, the transferring content of the control channel.
According to another embodiment of the invention, a kind of control channel reference signal sending device is provided, is applied
In one communication node, including：Acquisition module, for obtaining X the first transmission units；Transmission module, at the X first
Control channel is transmitted on transmission unit to the second communication node；Wherein, X is the integer more than or equal to 1, first transmission unit
The middle reference signal for carrying the control channel, each first transmission unit are made of Y the second transmission units, and Y is big
In the integer equal to 1.
Optionally, in multiple first transmission units, the reference that big first transmission unit of Y values carries is believed
Number density is less than or equal to the reference signal density that small first transmission unit of Y values carries.
Optionally, the value of the Y is that feedback information of first communication node based on second communication node is true
Fixed.
Optionally, the reference signal density is the reference signal density per port.
Optionally, first communication node determines institute based on the feedback information of second communication node or the value of X
State the configured transmission of reference signal.
According to another embodiment of the invention, a kind of control channel reference signal reception device is provided, is applied
In two communication nodes, including：Receiving module, for receiving the control that first communication node is sent based on the reference signal
Channel；Wherein, first communication node sends the control channel on X the first transmission units, and X is more than or equal to 1
Integer carries reference signal in first transmission unit, and each first transmission unit is by Y the second transmission unit structures
At Y is the integer more than or equal to 1.
Optionally, in multiple first transmission units, the reference that big first transmission unit of Y values carries is believed
Number density is less than or equal to the reference signal density that small first transmission unit of Y values carries.
Optionally, the value of the Y is that feedback information of first communication node based on second communication node is true
Fixed.
Optionally, the reference signal density is the reference signal density per port.
Optionally, first communication node determines institute based on the feedback information of second communication node or the value of X
State the configured transmission of reference signal.
According to another embodiment of the invention, a kind of base station is provided, including：Processor and it is stored with the processing
The memory of device executable instruction executes following operation when described instruction is executed by processor：It is single to obtain X first transmission
Member；Transmission control channel gives the second communication node on the X the first transmission units；Wherein, X is the integer more than or equal to 1,
The reference signal of the control channel is carried in first transmission unit, each first transmission unit is passed by Y second
Defeated unit is constituted, and Y is the integer more than or equal to 1.
Optionally, in multiple first transmission units, the reference that big first transmission unit of Y values carries is believed
Number density is less than or equal to the reference signal density that small first transmission unit of Y values carries.
According to another embodiment of the invention, terminal is provided, including：Processor and be stored with the processor can
The memory executed instruction executes following operation when described instruction is executed by processor：Receive the transmission of the first communication node
Control channel；Wherein, first communication node sends the control channel on X the first transmission units, X be more than or equal to
1 integer carries the reference signal in first transmission unit, and each first transmission unit is by Y second transmission
Unit is constituted, and Y is the integer more than or equal to 1.
Optionally, in multiple first transmission units, the reference that big first transmission unit of Y values carries is believed
Number density is less than or equal to the reference signal density that small first transmission unit of Y values carries.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses
In the program code for executing following steps：
Obtain X the first transmission units；
Transmission control channel gives the second communication node on the X the first transmission units.
Through the invention, the first communication node obtains X the first transmission units；First communication node is in X first transmission
On unit transmit control channel give the second communication node, overcome in control channel reference signal design in the related technology to it is preceding to
Contradiction between Design of Compatibility criterion and control overhead and defect solve control channel in the 5th Generation Mobile Communication System and join
The problem of Design of Signal needs to meet forward compatibility is examined, the performance of the 5th Generation Mobile Communication System is improved.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of control channel reference signal sending method according to the ... of the embodiment of the present invention；
Fig. 2 is the flow chart of control channel reference signal receiving method according to the ... of the embodiment of the present invention；
Fig. 3 is the structure diagram of control channel reference signal sending device according to the ... of the embodiment of the present invention；
Fig. 4 is the structure diagram of control channel reference signal reception device according to the ... of the embodiment of the present invention；
Fig. 5 is the structure diagram of base station according to the ... of the embodiment of the present invention；
Fig. 6 is the structure diagram of terminal according to the ... of the embodiment of the present invention；
Fig. 7 is the base station operation flow chart of the embodiment of the present invention；
Fig. 8 be the embodiment of the present invention Y values be 1,2,3 when the first transmission unit carry reference signal schematic diagram；
Fig. 9 be the embodiment of the present invention Y be 2 when the first transmission unit carry reference signal schematic diagram；
Figure 10 is the optional reference signal pattern schematic diagram of the first transmission unit of the embodiment of the present invention；
Figure 11 is that the data channel of the embodiment of the present invention is located at the control channel schematic diagram before control channel；
Figure 12 is that the first transmission unit of difference of the embodiment of the present invention uses different reference signal pattern schematic diagrames；
Figure 13 is the optional reference signal pattern schematic diagram of the second transmission unit of the embodiment of the present invention；
Figure 14 is the terminal works flow chart of the embodiment of the present invention.
Specific implementation mode
Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.
Embodiment 1
A kind of control channel reference signal sending method is provided in the present embodiment, and Fig. 1 is according to embodiments of the present invention
Control channel reference signal sending method flow chart, as shown in Figure 1, the flow includes the following steps：
Step S102, the first communication node obtain X the first transmission units；
Step S104, the first communication node transmission control channel on X the first transmission units give the second communication node.
Wherein, X is the integer more than or equal to 1, and the reference signal of the control channel is carried in first transmission unit,
Each first transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.
Through the above steps, the first communication node obtains X the first transmission units；First communication node is passed at X first
Control channel is transmitted on defeated unit to the second communication node, is overcome in control channel reference signal design in the related technology to preceding
To the contradiction and defect between Design of Compatibility criterion and control overhead, solves control channel in the 5th Generation Mobile Communication System
Reference signal design needs the problem of meeting forward compatibility, improves the performance of the 5th Generation Mobile Communication System.
Optionally, the first communication node of executive agent of above-mentioned steps can be communication upper layer network element, network side equipment,
Such as base station, but not limited to this.
In the present embodiment, X the first transmission units can be obtained after the first communication node determines, can also be from
What other network elements acquired.
A kind of control channel reference signal receiving method is additionally provided in the present embodiment, and Fig. 2 is implemented according to the present invention
The flow chart of the control channel reference signal receiving method of example, as shown in Fig. 2, the flow includes the following steps：
Step S202, the second communication node receive the control channel that the first communication node is sent；
Wherein, the first communication node sends control channel on X the first transmission units, and X is the integer more than or equal to 1,
Reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is more than or equal to 1
Integer.
Optionally, the first communication node of executive agent of above-mentioned steps can be the lower network element of communication, such as terminal, but
It is without being limited thereto.
In the present embodiment, the second transmission unit can be specific transfer resource, such as subcarrier.
Optionally, in multiple first transmission units, the reference signal density that the first big transmission unit of Y values carries is small
In the reference signal density that first transmission unit small equal to Y values carries.
Optionally, the value of Y is that the first communication node is determined based on the feedback information of the second communication node.
Optionally, reference signal density is the reference signal density per port.
Optionally, the first communication node determines reference signal based on the feedback information of the second communication node or the value of X
Configured transmission.
Optionally, the configured transmission of reference signal includes at least one of：Pattern, density, sequence, port number, transmission
Mechanism sends wave beam, power contorl parameters.
In the optional embodiment according to the present embodiment, when Y is more than or equal to 2, there are two the second transmission units to make
When frequency domain resource is identical identical with transmission mode, carried in second transmission unit of selection in time relatively early
Reference signal.
Optionally, the first transmission unit includes the optional reference signal density of Z kinds, and Z is the integer more than 1.
In the optional embodiment according to the present embodiment, the second transmission unit in the first transmission unit is currently made
When frequency domain resource and the first communication node give the frequency domain resource used when the second communication node transferring content Chong Die, X a the
Refusal sends refusal in reference signal or X the first transmission units and sends ginseng on the first transmission unit of part in one transmission unit
Examine signal.
Optionally, the configured transmission of the reference signal of the first transmission unit of part in multiple first transmission units with it is other
The configured transmission of the reference signal of first transmission unit is different, wherein the configured transmission of reference signal includes at least one of：
Pattern, density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
Optionally, each second transmission unit carries reference signal, wherein reference signal includes that S kinds optionally refer to
Signal density, S are the integer more than 1.
Optionally, the content that reference signal carries is related to the control information format that control channel carries.
Optionally, the first communication node determines the configured transmission of reference signal according at least to one of following parameter：Work frequency
Rate, subcarrier spacing, waveform, the transferring content of control channel.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical scheme of the present invention is substantially in other words to existing
The part that technology contributes can be expressed in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, calculate
Machine, server or network equipment etc.) method that executes each embodiment of the present invention.
Embodiment 2
A kind of control channel reference signal transmission, reception device, base station, terminal, the dress are additionally provided in the present embodiment
It sets for realizing above-described embodiment and preferred embodiment, had carried out repeating no more for explanation.As used below, art
The combination of the software and/or hardware of predetermined function may be implemented in language " module ".Although device described in following embodiment is preferable
Ground is realized with software, but the realization of the combination of hardware or software and hardware is also that may and be contemplated.
Fig. 3 is the structure diagram of control channel reference signal sending device according to the ... of the embodiment of the present invention, as shown in figure 3,
It applies in the first communication node, which includes：
Acquisition module 30, for obtaining X the first transmission units；
Transmission module 32, for transmitting control channel to the second communication node on X the first transmission units；
Wherein, X is integer more than or equal to 1, carries the reference signal of control channel in the first transmission unit, each first
Transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.
Fig. 4 is the structure diagram of control channel reference signal reception device according to the ... of the embodiment of the present invention, as shown in figure 4,
It applies in the second communication node, which includes：
Receiving module 40, the control channel for receiving the transmission of the first communication node；
Wherein, the first communication node sends control channel on X the first transmission units, and X is the integer more than or equal to 1,
Reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is more than or equal to 1
Integer.
Optionally, in multiple first transmission units, the reference signal density that the first big transmission unit of Y values carries is small
In the reference signal density that first transmission unit small equal to Y values carries.
Optionally, the value of the Y is that feedback information of first communication node based on second communication node is true
Fixed.
Optionally, the reference signal density is the reference signal density per port.
Optionally, first communication node determines institute based on the feedback information of second communication node or the value of X
State the configured transmission of reference signal.
Fig. 5 is the structure diagram of base station according to the ... of the embodiment of the present invention, as shown in figure 5, the base station includes：Processor 50 with
And it is stored with the memory 52 of processor-executable instruction, when instruction is executed by processor, execute following operation：Obtain X
First transmission unit；Transmission control channel gives the second communication node on X the first transmission units；Wherein, X is more than or equal to 1
Integer, the reference signal of control channel is carried in the first transmission unit, each first transmission unit is by Y the second transmission units
It constitutes, Y is the integer more than or equal to 1.
Fig. 6 is the structure diagram of terminal according to the ... of the embodiment of the present invention, as shown in fig. 6, the terminal includes：Processor 60 with
And it is stored with the memory 62 of processor-executable instruction, when instruction is executed by processor, execute following operation：Receive first
The control channel that communication node is sent；Wherein, the first communication node sends control channel on X the first transmission units, and X is big
Reference signal is carried in the integer equal to 1, the first transmission unit, each first transmission unit is by Y the second transmission unit structures
At Y is the integer more than or equal to 1.
Optionally, in multiple first transmission units, the reference signal density that the first big transmission unit of Y values carries is small
In the reference signal density that first transmission unit small equal to Y values carries.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary
The form of combination is located in different processors.
Embodiment 3
A kind of control channel reference signal sending method of present invention proposition and system.
The implementation of 7 pairs of technical solutions is described in further detail below in conjunction with the accompanying drawings, and Fig. 7 is the base of the embodiment of the present invention
It stands work flow diagram, sending side is by taking base station sends control channel to terminal as an example, and equally, terminal sends control channel to base station
Flow is similar therewith.Scheme of the present embodiment in sending side includes multiple examples：
Example 1
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Example 2
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, Fig. 8 be the embodiment of the present invention Y values be 1,2,3 when the first transmission unit carry reference signal show
It is intended to, as shown in figure 8, the reference signal density of big first transmission unit carrying of Y values is less than or equal to the small institute of Y values
The reference signal density of the first transmission unit carrying is stated, the advantage of doing so is that reducing opening for reference signal using channel relevancy
Pin.
Example 3
Terminal feeds back the value information of Y to base station.
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Example 4
Terminal sends feedback information to base station.
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, base station determines the configured transmission of the reference signal, example based on the feedback information of terminal or the value of X
Such as, terminal feeds back the ability information of oneself, channel state information, it is proposed that reference signal transmission parameter, the reference signal of support
Configured transmission value range.
Preferably, the configured transmission of the reference signal includes following one or combinations thereof：Pattern is referred to per antenna port
Signal density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
Example 5
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, it when Y is more than or equal to 2, if there are two the frequency domain resource that second transmission unit uses is identical, passes
Defeated mode (if sent wave beam, is sent using obtaining coded bit stream after same coding mode, multi-antenna transmission mode, such as empty
When block code, space-frequency block codes) it is identical, then only carry the reference signal in forward in time second transmission unit.Fig. 9
The reference signal schematic diagram that first transmission unit carries when the Y for being the embodiment of the present invention is 2, as shown in figure 9, the first transmission unit
Including 2 times upper the second adjacent transmission unit, base station only needs to send reference signal on the second forward transmission unit
Terminal is allowed to carry out channel estimation.
Example 6
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, it is the integer more than 1 that first transmission unit, which has the optional reference signal density of Z kinds, Z,.Figure 10 is
The optional reference signal pattern schematic diagram of the first transmission unit of the embodiment of the present invention, as shown in Figure 10, the first transmission unit has 3
Kind configures optional, different Density and distributions with reference to signal density and is directed to different channel circumstances, and selectivity of channel frequency is bigger, choosing
Select the bigger configuration mode of density.
Example 7
Terminal determines X the first transmission units.
Terminal transmits control channel to base station on the X the first transmission units, wherein X is whole more than or equal to 1
Number, each first transmission unit are made of Y the second transmission units, and Y is the integer more than or equal to 1.
Preferably, if having the second transmission unit in first transmission unit with before terminal to base station transferring content
The frequency domain resource overlapping used does not then send reference signal in the X the first transmission units on the first transmission unit of part, or
Reference signal is not sent in the X the first transmission units.Figure 11 is that the data channel of the embodiment of the present invention is located at control channel
Control channel schematic diagram before, as shown in figure 11, terminal transmits data reference signal in data portion, and terminal is in control unit
There is no need to retransmit reference signal when dividing transmission control channel, the channel that can be estimated based on data reference signal is solved
It adjusts.
Example 8
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, the configured transmission of the reference signal of the first transmission unit of part is different in different first transmission units
In other first transmission units, wherein the configuration information of the reference signal includes following one or combinations thereof：Pattern,
Density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.Figure 12 is the difference first of the embodiment of the present invention
Transmission unit uses different reference signal pattern schematic diagrames, as shown in figure 12, is transmitted by 3 the first transmission units in time domain
The pattern of control channel, the reference signal of different first transmission units is different, the advantage of doing so is that when minizone has interference
When, the effect of interference randomization is can reach, the channel estimation quality of control channel is improved.
Example 9
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, each second transmission unit carries reference signal, wherein the reference signal has S kinds optional
Reference signal density, S is integer more than 1.Figure 13 is the optional reference signal of the second transmission unit of the embodiment of the present invention
Pattern schematic diagram, as shown in figure 13, there are three types of reference signal density, base station determines the reference used according to the channel situation of terminal
Signal density configures.
Example 10
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, the reference signal carries content related with the control information format that the control channel carries.Example
Such as, the control information format information of the pattern carrying control channel used referring to signal or the reference signal use
Sequence carries the control information format information of control channel.
Example 11
Network side (base station or upper layer network element) determines X the first transmission units.
Control channel is transmitted on the X the first transmission units to terminal in base station, wherein X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, and Y is big
In the integer equal to 1.
Preferably, base station determines the configured transmission of reference signal according at least to one of following parameter：Working frequency, subcarrier
Interval, waveform, the transferring content of the control channel.For example, the reference signal that base station operation is used in 6GHz or more frequency bands
Configured transmission set can be different from the reference signal transmission parameter sets for being operated in and being used when 6Hz or less frequency bands.In another example
When subcarrier spacing is larger, the reference signal transmission density used is passed more than reference signal of subcarrier spacing when smaller for base station
(density is that each first transmission unit sends the subcarrier number that reference signal uses divided by each first transmission to defeated density
Total subcarrier number that unit includes obtains).
The implementation of 14 pairs of technical solutions is described in further detail below in conjunction with the accompanying drawings, and Figure 14 is the embodiment of the present invention
Terminal works flow chart, receiving side is by taking terminal receives the control channel that base station is sent as an example, and equally, base station receives what terminal was sent
The flow of control channel is similar therewith.The present embodiment includes following example in the scheme of receiving side：
Example 1
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Example 2
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, as shown in figure 8, the reference signal density of big first transmission unit carrying of Y values is less than or equal to Y
The reference signal density that small first transmission unit of value carries, is joined the advantage of doing so is that being reduced using channel relevancy
Examine the expense of signal.
Example 3
Terminal feeds back the value information of Y to base station.
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Example 4
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, base station determines the configured transmission of the reference signal, example based on the feedback information of terminal or the value of X
Such as, terminal feeds back the ability information of oneself, channel state information, it is proposed that reference signal transmission parameter, the reference signal of support
Configured transmission value range.
Preferably, the configured transmission of the reference signal includes following one or combinations thereof：Pattern is referred to per antenna port
Signal density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
Example 5
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, it when Y is more than or equal to 2, if there are two the frequency domain resource that second transmission unit uses is identical, passes
Defeated mode is identical (as sent wave beam), then carries the reference signal in forward in time second transmission unit.
As shown in figure 9, the first transmission unit includes 2 times upper the second adjacent transmission unit, base station is only needed forward second
Reference signal is sent on transmission unit allows terminal to carry out channel estimation.
Example 6
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, it is the integer more than 1 that first transmission unit, which has the optional reference signal density of Z kinds, Z,.Such as Figure 10
Shown, the first transmission unit has 3 kinds of reference signal densities configurations optional, and different Density and distributions are directed to different channel circumstances,
Selectivity of channel frequency is bigger, the configuration mode for selecting density bigger.
Example 7
Terminal determines X the first transmission units.
Terminal transmits control channel to base station on the X the first transmission units, wherein X is whole more than or equal to 1
Number, each first transmission unit are made of Y the second transmission units, and Y is the integer more than or equal to 1.
Preferably, if having the second transmission unit in first transmission unit with before terminal to base station transferring content
The frequency domain resource overlapping used does not then send reference signal in the X the first transmission units on the first transmission unit of part, or
Reference signal is not sent in the X the first transmission units.As shown in figure 11, terminal transmits data reference letter in data portion
Number, terminal, there is no need to retransmit reference signal, can be estimated when control channel is transmitted in control section based on data reference signal
The channel counted out is demodulated.
Example 8
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, the configured transmission of the reference signal of the first transmission unit of part is different in different first transmission units
In other first transmission units, wherein the configuration information of the reference signal includes following one or combinations thereof：Pattern,
Density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.As shown in figure 12, pass through 3 first in time domain
Transmission unit transmits control channel, and the pattern of the reference signal of different first transmission units is different, the advantage of doing so is that when small
When section has interference, the effect of interference randomization is can reach, the channel estimation quality of control channel is improved.
Example 9
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, each second transmission unit carries reference signal, wherein the reference signal has S kinds optional
Reference signal density, S is integer more than 1.As shown in figure 13, there are three types of reference signal density, base station is according to the letter of terminal
Road situation determines the reference signal Density and distribution used.
Example 10
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, the reference signal carries content related with the control information format that the control channel carries.Example
Such as, the control information format information of the pattern carrying control channel used referring to signal or the reference signal use
Sequence carries the control information format information of control channel.
Example 11
Terminal receives the reference signal for the control channel that base station is sent on X the first transmission units.
Terminal is based on the reference signal and receives the control channel, wherein and X is the integer more than or equal to 1, described first
Reference signal is carried in transmission unit, each first transmission unit is made of Y the second transmission units, and Y is whole more than or equal to 1
Number.
Preferably, base station determines the configured transmission of reference signal according at least to one of following parameter：Working frequency, subcarrier
Interval, waveform, the transferring content of the control channel.For example, the reference signal that base station operation is used in 6GHz or more frequency bands
Configured transmission set can be different from the reference signal transmission parameter sets for being operated in and being used when 6Hz or less frequency bands.In another example
When subcarrier spacing is larger, the reference signal transmission density used is passed more than reference signal of subcarrier spacing when smaller for base station
(density is that each first transmission unit sends the subcarrier number that reference signal uses divided by each first transmission to defeated density
Total subcarrier number that unit includes obtains).
It should be noted that the sending method mentioned in the present embodiment, includes at least following one：Send wave beam, hair
Sending end mouth, sends resource, and reference signal sequence sends pre-coding matrix (simulation, number, hybrid mode).
Optionally, the reception mode mentioned in this patent includes at least following one：Wave beam is received, receiving port receives
Resource, reference signal sequence receive pre-coding matrix (simulation, number, hybrid mode), receiver algorithm.
Optionally, the wave beam can be a kind of resource (such as precoding of starting, receiving end precoding, antenna port reference
Signal, antenna weight vector, antenna weight matrix etc.), wave beam serial number may alternatively be resource index, because wave beam can be with
The binding that some time-frequency code resources are transmitted.Wave beam may be a kind of transmission (transmission/reception) mode；The transmission
Mode may include space division multiplexing, frequency domain/time diversity etc..The reception wave beam refers to the wave of the receiving terminal without instruction
Beam or transmitting terminal can by the reference signal of current reference signal and antenna port reference signal and UE feedback reports (or
Reference signal) and receiving terminal under accurate co-located (QCL) instruction of antenna port reference signal Beam resources.
Optionally, the density that the present invention mentions is per antenna port reference signal density.
In order to overcome in existing control channel reference signal design between forward compatibility design criteria and control overhead
Contradiction and defect, propose a kind of control channel reference signal sending method and system.Using the method for the invention and device
(system) solves control channel reference signal design in the 5th Generation Mobile Communication System and needs to meet compared with prior art
The problem of forward compatibility, improves the performance of the 5th Generation Mobile Communication System.
Embodiment 4
The embodiments of the present invention also provide a kind of storage mediums.Optionally, in the present embodiment, above-mentioned storage medium can
To be arranged to store the program code for executing following steps：
S1 obtains X the first transmission units；
S2, transmission control channel gives the second communication node on X the first transmission units.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or
The various media that can store program code such as CD.
Optionally, in the present embodiment, processor is executed according to stored program code in storage medium obtains X the
One transmission unit；
Optionally, in the present embodiment, processor is executed according to stored program code in storage medium at X first
Control channel is transmitted on transmission unit to the second communication node.
Optionally, the specific example in the present embodiment can refer to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be with different from shown in sequence execution herein
The step of going out or describing, either they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (40)
1. a kind of control channel reference signal sending method, which is characterized in that including：
First communication node obtains X the first transmission units；
First communication node transmission control channel on the X the first transmission units gives the second communication node；
Wherein, X is the integer more than or equal to 1, the reference signal of the control channel is carried in first transmission unit, each
First transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.
2. according to the method described in claim 1, it is characterized in that, in multiple first transmission units, the big institute of Y values
The reference signal density for stating the carrying of the first transmission unit is less than or equal to the reference letter that small first transmission unit of Y values carries
Number density.
3. according to the method described in claim 1, it is characterized in that, the value of the Y, which is first communication node, is based on institute
State the feedback information determination of the second communication node.
4. according to the method described in claim 2, it is characterized in that, the reference signal density is close for the reference signal per port
Degree.
5. according to the method described in claim 1, it is characterized in that, first communication node is based on second communication node
Feedback information or the value of X determine the configured transmission of the reference signal.
6. according to the method described in claim 5, it is characterized in that, the configured transmission of the reference signal include it is following at least it
One：Pattern, density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
7. according to the method described in claim 1, it is characterized in that, when Y be more than or equal to 2 when, there are two it is described second transmission
When the frequency domain resource that unit uses is identical identical with transmission mode, second transmission of selection in time relatively early
The reference signal is carried in unit.
8. according to the method described in claim 1, it is characterized in that, first transmission unit includes Z kinds optionally reference letter
Number density, Z are the integer more than 1.
9. according to the method described in claim 1, it is characterized in that, the second transmission unit in first transmission unit is worked as
The frequency domain that frequency domain resource used in preceding uses when giving the second communication node transferring content with first communication node provides
When source is overlapped, refusal sends reference signal or the X the on the first transmission unit of part in the X the first transmission units
Refusal sends reference signal in one transmission unit.
10. according to the method described in claim 1, it is characterized in that, the part first in multiple first transmission units passes
The configured transmission of the reference signal of defeated unit is different from other configured transmissions of reference signal of first transmission unit,
In, the configured transmission of the reference signal includes at least one of：Pattern, density, sequence, port number, transmission mechanism are sent
Wave beam, power contorl parameters.
11. according to the method described in claim 1, it is characterized in that, each second transmission unit carries reference signal,
Wherein, the reference signal includes the optional reference signal density of S kinds, and S is the integer more than 1.
12. according to the method described in claim 1, it is characterized in that, the content that the reference signal carries is believed with the control
The control information format that road carries is related.
13. according to the method described in claim 1, it is characterized in that, first communication node according at least to following parameter it
One determines the configured transmission of the reference signal：Working frequency, subcarrier spacing, waveform, the transferring content of the control channel.
14. a kind of control channel reference signal receiving method, which is characterized in that including：
Second communication node receives the control channel that the first communication node is sent；
Wherein, first communication node sends the control channel on X the first transmission units, and X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, Y
For the integer more than or equal to 1.
15. according to the method for claim 14, which is characterized in that in multiple first transmission units, Y values are big
The reference signal density that first transmission unit carries is less than or equal to the reference that small first transmission unit of Y values carries
Signal density.
16. according to the method for claim 14, which is characterized in that the value of the Y is that first communication node is based on
What the feedback information of second communication node determined.
17. according to the method for claim 15, which is characterized in that the reference signal density is the reference signal per port
Density.
18. according to the method for claim 16, which is characterized in that first communication node is based on second communication section
The feedback information of point or the value of X determine the configured transmission of the reference signal.
19. according to the method for claim 18, which is characterized in that the configured transmission of the reference signal include it is following at least
One of：Pattern, density, sequence, port number, transmission mechanism send wave beam, power contorl parameters.
20. according to the method for claim 14, which is characterized in that when Y be more than or equal to 2 when, there are two it is described second pass
When the frequency domain resource that defeated unit uses is identical identical with transmission mode, second biography of selection in time relatively early
The reference signal is carried in defeated unit.
21. according to the method for claim 14, which is characterized in that first transmission unit includes that Z kinds optionally refer to
Signal density, Z are the integer more than 1.
22. according to the method for claim 14, which is characterized in that the second transmission unit in first transmission unit
The frequency domain that currently used frequency domain resource uses when giving the second communication node transferring content with first communication node
When resource is overlapped, refusal sends reference signal or the X on the first transmission unit of part in the X the first transmission units
Refusal sends reference signal in first transmission unit.
23. according to the method for claim 14, which is characterized in that the part first in multiple first transmission units passes
The configured transmission of the reference signal of defeated unit is different from other configured transmissions of reference signal of first transmission unit,
In, the configured transmission of the reference signal includes at least one of：Pattern, density, sequence, port number, transmission mechanism are sent
Wave beam, power contorl parameters.
24. according to the method for claim 14, which is characterized in that each second transmission unit is carried with reference to letter
Number, wherein the reference signal includes the optional reference signal density of S kinds, and S is the integer more than 1.
25. according to the method for claim 14, which is characterized in that the content that the reference signal carries is believed with the control
The control information format that road carries is related.
26. according to the method for claim 14, which is characterized in that first communication node according at least to following parameter it
One determines the configured transmission of the reference signal：Working frequency, subcarrier spacing, waveform, the transferring content of the control channel.
27. a kind of control channel reference signal sending device, is applied in the first communication node, which is characterized in that including：
Acquisition module, for obtaining X the first transmission units；
Transmission module, for transmitting control channel to the second communication node on the X the first transmission units；
Wherein, X is the integer more than or equal to 1, the reference signal of the control channel is carried in first transmission unit, each
First transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.
28. device according to claim 27, which is characterized in that in multiple first transmission units, Y values are big
The reference signal density that first transmission unit carries is less than or equal to the reference that small first transmission unit of Y values carries
Signal density.
29. device according to claim 27, which is characterized in that the value of the Y is that first communication node is based on
What the feedback information of second communication node determined.
30. device according to claim 28, which is characterized in that the reference signal density is the reference signal per port
Density.
31. device according to claim 27, which is characterized in that first communication node is based on second communication section
The feedback information of point or the value of X determine the configured transmission of the reference signal.
32. a kind of control channel reference signal reception device, is applied in the second communication node, which is characterized in that including：
Receiving module, the control channel for receiving the transmission of the first communication node；
Wherein, first communication node sends the control channel on X the first transmission units, and X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, Y
For the integer more than or equal to 1.
33. device according to claim 32, which is characterized in that in multiple first transmission units, Y values are big
The reference signal density that first transmission unit carries is less than or equal to the reference that small first transmission unit of Y values carries
Signal density.
34. device according to claim 32, which is characterized in that the value of the Y is that first communication node is based on
What the feedback information of second communication node determined.
35. device according to claim 33, which is characterized in that the reference signal density is the reference signal per port
Density.
36. device according to claim 34, which is characterized in that first communication node is based on second communication section
The feedback information of point or the value of X determine the configured transmission of the reference signal.
37. a kind of base station, which is characterized in that including：
Processor and the memory for being stored with the processor-executable instruction are held when described instruction is executed by processor
The following operation of row：Obtain X the first transmission units；Transmission control channel is to the second communication on the X the first transmission units
Node；
Wherein, X is the integer more than or equal to 1, the reference signal of the control channel is carried in first transmission unit, each
First transmission unit is made of Y the second transmission units, and Y is the integer more than or equal to 1.
38. according to the base station described in claim 37, which is characterized in that in multiple first transmission units, Y values are big
The reference signal density that first transmission unit carries is less than or equal to the reference that small first transmission unit of Y values carries
Signal density.
39. a kind of terminal, which is characterized in that including：
Processor and the memory for being stored with the processor-executable instruction are held when described instruction is executed by processor
The following operation of row：Receive the control channel of the first communication node transmission；
Wherein, first communication node sends the control channel on X the first transmission units, and X is whole more than or equal to 1
It counts, reference signal is carried in first transmission unit, each first transmission unit is made of Y the second transmission units, Y
For the integer more than or equal to 1.
40. terminal according to claim 39, which is characterized in that in multiple first transmission units, Y values are big
The reference signal density that first transmission unit carries is less than or equal to the reference that small first transmission unit of Y values carries
Signal density.
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|---|---|---|---|
| CN201710011414.8A CN108282307B (en) | 2017-01-06 | 2017-01-06 | Control channel reference signal sending and receiving method and device, base station and terminal |
| CN202211457038.2A CN115834010B (en) | 2017-01-06 | 2017-01-06 | Control channel reference signal transmitting and receiving method and device, base station and terminal |
| PCT/CN2017/115962 WO2018126860A1 (en) | 2017-01-06 | 2017-12-13 | Control channel reference signal sending and receiving method and device, base station, and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020143797A1 (en) * | 2019-01-11 | 2020-07-16 | 华为技术有限公司 | Data channel sending method and communication apparatus |
| CN111935836A (en) * | 2020-08-13 | 2020-11-13 | 深圳职业技术学院 | Method for controlling information transmission in Internet of things |
| CN111935838A (en) * | 2020-08-13 | 2020-11-13 | 深圳职业技术学院 | Control information transmission method |
| CN111935838B (en) * | 2020-08-13 | 2021-09-17 | 深圳职业技术学院 | Control information transmission method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115834010A (en) | 2023-03-21 |
| WO2018126860A1 (en) | 2018-07-12 |
| CN108282307B (en) | 2022-12-02 |
| CN115834010B (en) | 2024-09-20 |
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