CN111385823A - Signal processing method and device - Google Patents
Signal processing method and device Download PDFInfo
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- CN111385823A CN111385823A CN201811643606.1A CN201811643606A CN111385823A CN 111385823 A CN111385823 A CN 111385823A CN 201811643606 A CN201811643606 A CN 201811643606A CN 111385823 A CN111385823 A CN 111385823A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H—ELECTRICITY
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- 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
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Abstract
The invention provides a signal processing method and device. Specifically, the signal processing method includes: a home cell of User Equipment (UE) and a cooperative cell of the UE jointly measure a channel measurement reference signal (SRS) sent by the UE; according to the measurement result, the home cell and the cooperative cell jointly calculate a codebook and the home cell schedules the UE to transmit a Physical Uplink Shared Channel (PUSCH) by adopting the codebook; and the home cell and the cooperative cell jointly receive the PUSCH sent by the UE according to the codebook. The invention solves the problems of lower throughput and poorer receiving performance when the UE is positioned at the edge of the cell in the related technology, and achieves the effect of maximizing the performance of the edge UE joint receiving.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a method and an apparatus for processing a signal.
Background
There are two transmission modes for a Physical Uplink Shared Channel (PUSCH for short) in a 5G system, a codebook-based transmission scheme and a non-codebook-based transmission scheme. For a codebook-based transmission scheme, a base station informs a UE of a codebook to be used for sending a PUSCH through Downlink Control Information (DCI), and in a general case, a base station selects a codebook suitable for the UE to send the PUSCH by measuring a Sounding Reference Signal (SRS) sent by the UE. However, if the throughput is low when the UE is at the edge of the cell, the reception performance is poor. However, there is no good solution to the above problems.
Disclosure of Invention
Embodiments of the present invention provide a method and an apparatus for processing a signal, so as to at least solve the problems in the related art that when a UE is located at an edge of a cell, throughput is relatively low and reception performance is relatively poor.
According to an embodiment of the present invention, there is provided a signal processing method including: a home cell of User Equipment (UE) and a cooperative cell of the UE jointly measure a channel measurement reference signal (SRS) sent by the UE; according to the measurement result, the home cell and the cooperative cell jointly calculate a codebook and the home cell schedules the UE to transmit a Physical Uplink Shared Channel (PUSCH) by adopting the codebook; and the home cell and the cooperative cell jointly receive the PUSCH sent by the UE according to the codebook.
Optionally, the cooperative cell of the UE is determined at least by: the home cell determines one or more cooperating cells from signals received by one or more candidate cooperating cells from the UE. Optionally, the determining, by the home cell, one or more cooperative cells according to a signal received by one or more candidate cooperative cells from the UE includes: the home cell judges whether the signal strength corresponding to the signals received by the candidate cooperative cells from the UE is greater than a preset threshold value or not; and the home cell selects one or more candidate cells with the signal strength larger than the preset threshold value as the cooperative cell.
According to another embodiment of the present invention, there is provided a signal transmission method including: user Equipment (UE) sends a channel measurement reference signal (SRS) to a home cell of the UE, wherein the SRS is used for the common measurement of the home cell of the UE and a cooperative cell of the UE; user Equipment (UE) receives a codebook sent by a home cell of the UE, wherein the codebook is obtained by joint calculation of the home cell and the cooperative cell according to an SRS measurement result obtained by common measurement; and the UE sends a Physical Uplink Shared Channel (PUSCH) to the home cell and the cooperative cell according to the codebook.
According to another embodiment of the present invention, there is provided a signal processing apparatus including: the first measurement module and the second measurement module are used for measuring a channel measurement reference signal (SRS) sent by User Equipment (UE); the system comprises a first calculation module and a second measurement module, wherein the first calculation module and the second measurement module are used for jointly calculating a codebook, and the first calculation module is also used for scheduling the UE to adopt the corresponding codebook for transmission; the first receiving module and the second receiving module are used for jointly receiving a Physical Uplink Shared Channel (PUSCH) sent by the UE according to the codebook; the first measurement module, the first calculation module, the first receiving module, the second measurement module, the second calculation module, and the second receiving module are located in a home cell of the UE. Optionally, the apparatus further comprises: a determining module, located in the home cell, configured to determine one or more cooperative cells according to an SRS measurement result uplink by the UE.
Optionally, the determining module includes: a determining unit, located in the home cell, configured to determine whether a signal strength of the UE measured by one or more candidate cooperative cells is greater than a preset strength threshold; a selecting unit, located in the home cell, configured to determine one or more candidate cooperative cells of which the signal strength is greater than the preset strength threshold as the cooperative cell.
According to another embodiment of the present invention, there is provided a signal transmitting apparatus, located in a user equipment UE, including: the third receiving module is used for receiving a codebook sent by a home cell, wherein the codebook is a codebook obtained by joint calculation of the home cell and a cooperative cell; and the sending module is used for sending an uplink shared channel (PUSCH) to the home cell and the cooperative cell according to the codebook. According to a further embodiment of the present invention, there is also provided a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
According to yet another embodiment of the present invention, there is also provided an electronic device, including a memory in which a computer program is stored and a processor configured to execute the computer program to perform the steps in any of the above method embodiments.
According to the invention, the home cell and the cooperative cell selected by the home cell jointly measure the SRS signal of the UE, provide the codebook for the UE, and jointly receive the PUSCH returned by the UE according to the codebook, so that the problems of low throughput ratio and poor receiving performance when the UE is positioned at the edge of the cell in the related art can be solved, and the effect of maximizing the performance of edge UE joint receiving is achieved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a block diagram of a hardware configuration of a mobile terminal according to a signal processing method of an embodiment of the present invention;
FIG. 2 is a flow chart of a method of processing a signal according to an embodiment of the invention;
FIG. 3 is a flowchart based on scenario 1 according to an embodiment of the present invention;
FIG. 4 is a flowchart based on scenario 2 according to an embodiment of the present invention;
fig. 5 is a block diagram of a signal processing apparatus according to an embodiment of the present invention;
fig. 6 is a block diagram of a signal transmission apparatus according to an embodiment of the present invention.
Detailed Description
The invention will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Example 1
The method provided by the first embodiment of the present application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking the mobile terminal as an example, fig. 1 is a block diagram of a hardware structure of the mobile terminal of a signal processing method according to an embodiment of the present invention. As shown in fig. 1, the mobile terminal 10 may include one or more (only one shown in fig. 1) processors 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data, and optionally may also include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration, and does not limit the structure of the mobile terminal. For example, the mobile terminal 10 may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The memory 104 may be used to store computer programs, for example, software programs and modules of application software, such as computer programs corresponding to the signal processing method in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer programs stored in the memory 104, so as to implement the method described above. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some instances, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the mobile terminal 10 via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the mobile terminal 10. In one example, the transmission device 106 includes a Network adapter (NIC), which can be connected to other Network devices through a base station so as to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used for communicating with the internet in a wireless manner.
In this embodiment, a method for processing a signal operating in the mobile terminal or the network architecture is provided, and fig. 2 is a flowchart of a method for processing a signal according to an embodiment of the present invention, as shown in fig. 2, the flowchart includes the following steps:
step S202, a home cell of User Equipment (UE) and a cooperative cell of the UE jointly measure a channel measurement reference signal (SRS) sent by the UE;
step S204, according to the measuring result, the home cell and the cooperative cell jointly calculate a codebook and the home cell schedules the UE to send a physical uplink shared channel PUSCH by adopting the codebook
Step S206, the home cell and the cooperative cell jointly receive the PUSCH sent by the UE according to the codebook.
Optionally, the cooperative cell of the UE is determined at least by: the home cell determines one or more cooperating cells from signals received by one or more candidate cooperating cells from the UE. Optionally, the determining, by the home cell, one or more cooperative cells according to a signal received by one or more candidate cooperative cells from the UE includes: the home cell judges whether the signal strength corresponding to the signals received by the candidate cooperative cells from the UE is greater than a preset threshold value or not; and the home cell selects one or more candidate cells with the signal strength larger than the preset threshold value as the cooperative cell. .
Note that candidate cooperative cells include, but are not limited to: the neighboring cell of the home cell or other cells that can perform signaling with the current UE.
It should be noted that, when selecting the cooperative cell, the signal received from the UE acquired by the home cell may be an SRS signal or other signals. And the purpose of the signal is to achieve normal communication between the cooperating cell and the UE. Therefore, the SRS signal may be the same as or different from the SRS signal used when the codebook is measured.
Specifically, the number of the cooperative cells may be determined according to the signal strength selection of the receiving UE measured by the cooperative cells, and other selection manners.
It should be noted that, in order to save resources and improve the receiving performance of the UE at the cell edge more quickly, when determining the cooperative cell, the candidate cooperative cell with the maximum signal strength may be selected as the current cooperative cell from a plurality of candidate cooperative cells that satisfy the preset strength threshold.
And if in order to more accurately and comprehensively improve the receiving performance of the UE at the cell edge, adopting one or more candidate cooperative cells with the strength greater than the preset strength threshold value.
Other selection ways of the basic idea of the embodiment according to the user requirement are also within the protection scope of the embodiment, and will not be described too much again.
Through the steps, the problems that the throughput ratio is low and the receiving performance is poor when the UE is positioned at the edge of the cell in the related technology are solved, and the effect of maximizing the performance of the edge UE joint receiving is achieved.
In addition, in the present embodiment, the following scenarios are also provided to better understand the technical solutions described in the present embodiment.
Scene 1:
fig. 3 is a flowchart based on scenario 1 according to an embodiment of the present invention. As shown in fig. 3:
step S1: and the home cell judges the cooperative cell of the UE according to the uplink SRS receiving power of the UE, and selects a cell with the maximum SRS receiving intensity of the UE as the cooperative cell of the UE except the home cell.
Step S2: the UE transmits an SRS used for codebook measurement; step S3: the SRS of the UE is measured by the home cell and the cooperative cell together, and the codebook suitable for the PUSCH transmission of the UE is calculated in parallel;
step S4: the home cell schedules the UE, and indicates a codebook to be adopted by the UE in the DCI, wherein the codebook is a codebook obtained by joint calculation of the home cell and the cooperative cell in the step S3;
step S5: the UE transmits the PUSCH by using the codebook indicated by the DCI in step S4;
step S6: and the home cell and the cooperative cell jointly receive the PUSCH of the UE based on the jointly calculated codebook.
Scene 2:
fig. 4 is a flowchart based on scenario 2 according to an embodiment of the present invention. As shown in fig. 4:
step S1: and the home cell judges the cooperative cell of the UE according to the uplink SRS receiving power of the UE, and selects a plurality of candidate cooperative cells with the SRS receiving strength of the UE larger than a preset strength threshold value as the cooperative cells of the UE except the home cell.
Step S2: the UE transmits an SRS used for codebook measurement;
step S3: the method comprises the steps that the SRS of the UE is measured by a home cell and a plurality of cooperative cells together, and a codebook suitable for the PUSCH transmission of the UE is calculated in parallel;
step S4: the home cell schedules the UE, and indicates a codebook to be adopted by the UE in the DCI, wherein the codebook is obtained by joint calculation of the home cell and the plurality of cooperative cells in the step S3;
step S5: the UE transmits the PUSCH by using the codebook indicated by the DCI in step S4;
step S6: and the home cell and the plurality of cooperative cells jointly receive the PUSCH of the UE based on the jointly calculated codebook.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
Example 2
In this embodiment, a signal processing apparatus is further provided, and the apparatus is used to implement the foregoing embodiments and preferred embodiments, and details are not repeated after the description is given. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
Fig. 5 is a block diagram of a signal processing apparatus according to an embodiment of the present invention, as shown in fig. 5, the apparatus including:
a first measurement module 51 and a second measurement module 52, configured to measure a channel sounding reference signal SRS sent by a user equipment UE;
a first calculating module 53 and a second measuring module 54, configured to jointly calculate a codebook, where the first calculating module is further configured to schedule the UE to transmit using the corresponding codebook;
a first receiving module 55 and a second receiving module 56, configured to jointly receive, according to the codebook, a physical uplink shared channel PUSCH transmitted by the UE;
the first measurement module 51, the first calculation module 53, the first receiving module 55 are located in a home cell of the UE, the second measurement module 52, the second calculation module 54, and the second receiving module 56 are located in a cooperative cell of the UE.
Optionally, the apparatus further comprises: a determining module, located in the home cell, configured to determine one or more cooperative cells according to signals received by one or more candidate cooperative cells from the UE.
Optionally, the determining module includes: a determining unit, located in the home cell, configured to determine whether signal strength corresponding to a signal received by one or more candidate cooperative cells from the UE is greater than a preset threshold; a selecting unit, located in the home cell, configured to select, by the home cell, one or more candidate cells with the signal strength greater than the preset threshold as the cooperative cell.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
Example 3
In this embodiment, a signal processing apparatus is further provided, and the apparatus is used to implement the foregoing embodiments and preferred embodiments, and details are not repeated after the description is given.
Fig. 6 is a block diagram of a transmitting apparatus of a signal according to an embodiment of the present invention, as shown in fig. 6, the apparatus including: a third receiving module 62 and a sending module 64.
A third receiving module 62, configured to receive a codebook sent by a home cell, where the codebook is a codebook obtained by joint calculation of the home cell and a cooperating cell;
a sending module 64, configured to send an uplink shared channel PUSCH to the home cell and the cooperative cell according to the codebook. It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
Example 4
Embodiments of the present invention also provide a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
Alternatively, in the present embodiment, the storage medium may be configured to store a computer program for executing the steps of:
s1, a home cell of User Equipment (UE) and a cooperative cell of the UE measure a channel measurement reference signal (SRS) sent by the UE together;
s2, according to the measurement result, the home cell and the cooperative cell jointly calculate a codebook and the home cell schedules the UE to transmit a Physical Uplink Shared Channel (PUSCH) by using the codebook;
s3, the home cell and the cooperative cell jointly receive the PUSCH sent by the UE according to the codebook.
Optionally, in this embodiment, the storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Embodiments of the present invention also provide an electronic device comprising a memory having a computer program stored therein and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, in this embodiment, the processor may be configured to execute the following steps by a computer program:
s1, a home cell of User Equipment (UE) and a cooperative cell of the UE measure a channel measurement reference signal (SRS) sent by the UE together;
s2, according to the measurement result, the home cell and the cooperative cell jointly calculate a codebook and the home cell schedules the UE to transmit a Physical Uplink Shared Channel (PUSCH) by using the codebook;
s3, the home cell and the cooperative cell jointly receive the PUSCH sent by the UE according to the codebook.
Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method of processing a signal, comprising:
a home cell of User Equipment (UE) and a cooperative cell of the UE jointly measure a channel measurement reference signal (SRS) sent by the UE;
according to the measurement result, the home cell and the cooperative cell jointly calculate a codebook and the home cell schedules the UE to transmit a Physical Uplink Shared Channel (PUSCH) by adopting the codebook;
and the home cell and the cooperative cell jointly receive the PUSCH sent by the UE according to the codebook.
2. The method of claim 1, wherein the cooperative cell of the UE is determined at least by:
the home cell determines one or more cooperating cells from signals received by one or more candidate cooperating cells from the UE.
3. The method of claim 2, wherein the home cell determines one or more cooperative cells according to signals received by one or more candidate cooperative cells from the UE, and wherein the determining comprises:
the home cell judges whether the signal strength corresponding to the signals received by the candidate cooperative cells from the UE is greater than a preset threshold value or not; and the home cell selects one or more candidate cells with the signal strength larger than the preset threshold value as the cooperative cell.
4. A method for transmitting a signal, comprising:
user Equipment (UE) sends a channel measurement reference signal (SRS) to a home cell of the UE, wherein the SRS is used for the common measurement of the home cell of the UE and a cooperative cell of the UE;
user Equipment (UE) receives a codebook sent by a home cell of the UE, wherein the codebook is obtained by joint calculation of the home cell and the cooperative cell according to an SRS measurement result obtained by common measurement;
and the UE sends a Physical Uplink Shared Channel (PUSCH) to the home cell and the cooperative cell according to the codebook.
5. An apparatus for processing a signal, comprising:
the first measurement module and the second measurement module are used for measuring a channel measurement reference signal (SRS) sent by User Equipment (UE);
the system comprises a first calculation module and a second measurement module, wherein the first calculation module and the second measurement module are used for jointly calculating a codebook, and the first calculation module is also used for scheduling the UE to adopt the corresponding codebook for transmission;
the first receiving module and the second receiving module are used for jointly receiving a Physical Uplink Shared Channel (PUSCH) sent by the UE according to the codebook;
the first measurement module, the first calculation module, the first receiving module, the second measurement module, the second calculation module, and the second receiving module are located in a home cell of the UE.
6. The apparatus of claim 6, further comprising:
a determining module, located in the home cell, configured to determine one or more cooperative cells according to signals received by one or more candidate cooperative cells from the UE.
7. The apparatus of claim 7, wherein the determining module comprises:
a determining unit, located in the home cell, configured to determine whether signal strength corresponding to a signal received by one or more candidate cooperative cells from the UE is greater than a preset threshold;
a selecting unit, located in the home cell, configured to select, by the home cell, one or more candidate cells with the signal strength greater than the preset threshold as the cooperative cell.
8. An apparatus for transmitting a signal, located in a User Equipment (UE), comprising:
the third receiving module is used for receiving a codebook sent by a home cell, wherein the codebook is a codebook obtained by joint calculation of the home cell and a cooperative cell;
and the sending module is used for sending an uplink shared channel (PUSCH) to the home cell and the cooperative cell according to the codebook.
9. A storage medium having a computer program stored thereon, wherein the computer program is arranged to perform the method of any of claims 1 to 3, 4 when executed.
10. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and the processor is configured to execute the computer program to perform the method of any one of claims 1 to 3, 4.
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| CN201811643606.1A CN111385823B (en) | 2018-12-29 | 2018-12-29 | Signal processing method and device |
| PCT/CN2019/129894 WO2020135868A1 (en) | 2018-12-29 | 2019-12-30 | Signal processing method and device |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039526A (en) * | 2007-04-25 | 2007-09-19 | 北京邮电大学 | Method for selecting user stay and relay node of central control wireless relay network |
| CN101931993A (en) * | 2009-06-22 | 2010-12-29 | 华为技术有限公司 | Cell selection method, auxiliary cell selection method, device and communication system |
| CN102065557A (en) * | 2010-12-31 | 2011-05-18 | 中兴通讯股份有限公司 | Method and system for sending sounding reference signal (SRS) used in coordinated multi-point (CoMP) transmission system |
| US20120275411A1 (en) * | 2009-12-22 | 2012-11-01 | Hyung Tae Kim | Apparatus for performing comp communication using a precoded sounding reference signal, and method for same |
| CN102932797A (en) * | 2011-08-09 | 2013-02-13 | 中兴通讯股份有限公司 | SRS (Sounding Reference Signal) and PUCCH (Physical Uplink Control Channel) coordinate transmission method and system |
| CN102932932A (en) * | 2011-08-12 | 2013-02-13 | 中兴通讯股份有限公司 | Method and system for coordinated transmission of sounding reference signal (SRS) and physical uplink shared channel (PUSCH) |
| CN103326837A (en) * | 2012-03-19 | 2013-09-25 | 上海贝尔股份有限公司 | Method and device used for managing multipoint coordination |
| CN103875292A (en) * | 2013-12-02 | 2014-06-18 | 华为技术有限公司 | Collaborative scheduling method and network equipment |
| US20140348100A1 (en) * | 2011-12-21 | 2014-11-27 | Nokia Solutions And Networks Oy | Method, apparatus and computer program for providing sounding reference signals for coordinated multipoint transmissions |
| CN104717756A (en) * | 2013-12-13 | 2015-06-17 | 中国移动通信集团公司 | CoMP implementation method and system based on baseband pool |
| CN105122679A (en) * | 2013-04-15 | 2015-12-02 | Lg电子株式会社 | Methods and devices for transmitting sounding reference signal in wireless access system |
| CN105376748A (en) * | 2014-08-27 | 2016-03-02 | 中兴通讯股份有限公司 | Construction method of virtual cell, selection method of cooperating node and device |
| WO2018127151A1 (en) * | 2017-01-06 | 2018-07-12 | 华为技术有限公司 | Precoding matrix instruction method, apparatus and system |
| CN108809578A (en) * | 2017-05-05 | 2018-11-13 | 华为技术有限公司 | Method, terminal device and the network equipment of transmission data |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013952A (en) * | 2009-09-07 | 2011-04-13 | 夏普株式会社 | Method for acquiring channel state information, base station and user equipment |
| WO2013048143A2 (en) * | 2011-09-27 | 2013-04-04 | Samsung Electronics Co., Ltd. | A method and appratus for transmission power control for a sounding reference signal |
| CN103220088B (en) * | 2012-01-20 | 2018-06-08 | 中兴通讯股份有限公司 | Method, terminal and the base station that a kind of uplink interference is offset |
| CN104320220B (en) * | 2014-10-31 | 2017-07-11 | 武汉邮电科学研究院 | A kind of method and system of ascending multi-point collaboration |
-
2018
- 2018-12-29 CN CN201811643606.1A patent/CN111385823B/en active Active
-
2019
- 2019-12-30 WO PCT/CN2019/129894 patent/WO2020135868A1/en active Application Filing
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039526A (en) * | 2007-04-25 | 2007-09-19 | 北京邮电大学 | Method for selecting user stay and relay node of central control wireless relay network |
| CN101931993A (en) * | 2009-06-22 | 2010-12-29 | 华为技术有限公司 | Cell selection method, auxiliary cell selection method, device and communication system |
| US20120275411A1 (en) * | 2009-12-22 | 2012-11-01 | Hyung Tae Kim | Apparatus for performing comp communication using a precoded sounding reference signal, and method for same |
| CN102065557A (en) * | 2010-12-31 | 2011-05-18 | 中兴通讯股份有限公司 | Method and system for sending sounding reference signal (SRS) used in coordinated multi-point (CoMP) transmission system |
| CN102932797A (en) * | 2011-08-09 | 2013-02-13 | 中兴通讯股份有限公司 | SRS (Sounding Reference Signal) and PUCCH (Physical Uplink Control Channel) coordinate transmission method and system |
| CN102932932A (en) * | 2011-08-12 | 2013-02-13 | 中兴通讯股份有限公司 | Method and system for coordinated transmission of sounding reference signal (SRS) and physical uplink shared channel (PUSCH) |
| US20140348100A1 (en) * | 2011-12-21 | 2014-11-27 | Nokia Solutions And Networks Oy | Method, apparatus and computer program for providing sounding reference signals for coordinated multipoint transmissions |
| CN103326837A (en) * | 2012-03-19 | 2013-09-25 | 上海贝尔股份有限公司 | Method and device used for managing multipoint coordination |
| CN105122679A (en) * | 2013-04-15 | 2015-12-02 | Lg电子株式会社 | Methods and devices for transmitting sounding reference signal in wireless access system |
| CN103875292A (en) * | 2013-12-02 | 2014-06-18 | 华为技术有限公司 | Collaborative scheduling method and network equipment |
| CN104717756A (en) * | 2013-12-13 | 2015-06-17 | 中国移动通信集团公司 | CoMP implementation method and system based on baseband pool |
| CN105376748A (en) * | 2014-08-27 | 2016-03-02 | 中兴通讯股份有限公司 | Construction method of virtual cell, selection method of cooperating node and device |
| WO2018127151A1 (en) * | 2017-01-06 | 2018-07-12 | 华为技术有限公司 | Precoding matrix instruction method, apparatus and system |
| CN108809578A (en) * | 2017-05-05 | 2018-11-13 | 华为技术有限公司 | Method, terminal device and the network equipment of transmission data |
Non-Patent Citations (1)
| Title |
|---|
| ALCATEL-LUCENT: "Discussion of UL CoMP Performance Requirements", 《3GPP TSG-RAN WG4 MEETING #64BIS R4- 125069》, 12 October 2012 (2012-10-12), pages 1, XP050672798 * |
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| CN111385823B (en) | 2023-08-01 |
| WO2020135868A1 (en) | 2020-07-02 |
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