CN113795044A - UE baseband combination method, system, computer equipment and storage medium - Google Patents
UE baseband combination method, system, computer equipment and storage medium Download PDFInfo
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- CN113795044A CN113795044A CN202111083185.3A CN202111083185A CN113795044A CN 113795044 A CN113795044 A CN 113795044A CN 202111083185 A CN202111083185 A CN 202111083185A CN 113795044 A CN113795044 A CN 113795044A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/20—Selecting an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/002—Transmission of channel access control information
- H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/002—Transmission of channel access control information
- H04W74/008—Transmission of channel access control information with additional processing of random access related information at receiving side
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
- H04Q2011/0083—Testing; Monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0084—Quality of service aspects
Abstract
The application relates to the technical field of communication, and aims to solve the problem of uplink congestion. Specifically disclosed are a UE baseband combination method, a system, a computer device and a storage medium, wherein the method comprises the following steps: collecting channel quality of UE in different RUs; ordering the plurality of RUs according to channel quality; and selecting the RU combination with the best channel quality, and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE.
Description
Technical Field
The present application relates to the field of communications technologies, and in particular, to a UE baseband combining method and apparatus, a computer device, and a storage medium.
Background
The separation between the use of the nFAPI interface for communication between the DU and RU in the 5G O-RAN is called option6, when the DU contains the RLC and MAC and the RU contains the PHY, RF and antenna. Wherein one DU can connect multiple RUs through EU. On the other hand, GPON is a broadband access technology commonly adopted by large-scale operators at present, and if a 5G GPON 6 base station forwards by using the existing GPON transmission network, 5G network construction cost can be greatly saved.
In this scenario, 5G base stations need to share bandwidth with existing GPon services. The limit of the common Gpon uplink bandwidth is 1.25Gbps, the theoretical peak rate of the nAPI of a single RU uplink can reach 400Mbps, and if a plurality of RUs cascaded under one BBU can receive uplink data of UE and transmit the uplink data to a DU through GPON, the uplink of the GPON can be congested.
Existing services of GPON:
each operator 5G small station uplink traffic demand example:
disclosure of Invention
The application provides a UE baseband combination method, a system, a computer device and a storage medium, which are used for solving the problems.
In a first aspect, the present application provides a UE baseband combining method, where the method includes:
step one, collecting the channel quality of UE in different RUs;
step two, sequencing the RUs according to the channel quality;
and step three, selecting the RU combination with the optimal channel quality, and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE.
In a second aspect, the present application further provides a UE baseband combining system, including:
a channel quality collecting unit, configured to collect channel qualities of UEs in different RUs;
an RU ordering unit for ordering the RUs according to channel quality;
and the RU configuration unit is used for selecting the RU combination with the optimal channel quality and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE.
In a third aspect, the present application further provides a computer device comprising a memory and a processor; the memory is used for storing a computer program; the processor is configured to execute the computer program and to implement the UE baseband combining method as described above when executing the computer program.
In a fourth aspect, the present application also provides a computer-readable storage medium storing a computer program, which when executed by a processor causes the processor to implement the UE baseband combining method as described above.
The application discloses a UE baseband combination method, a system, equipment and a storage medium, which are characterized in that the channel quality of UE in different RUs is collected; ordering the plurality of RUs according to channel quality; and selecting the RU combination with the best channel quality, and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE. The method and the device configure at least one RU with the best communication quality to upload the uplink channel data of the UE, so that the problem of uplink congestion of the GPON is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic flowchart of a UE baseband combining method provided in an embodiment of the present application;
fig. 2 is a schematic block diagram of a UE baseband combining system according to an embodiment of the present disclosure;
fig. 3 is a schematic block diagram of a computer device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The flow diagrams depicted in the figures are merely illustrative and do not necessarily include all of the elements and operations/steps, nor do they necessarily have to be performed in the order depicted. For example, some operations/steps may be decomposed, combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.
Some nouns are explained first below. The nAPI is an interface communication mode, UE is user equipment, DU is a distribution unit, EU is an extension unit, RU is a remote unit extended by EU, SINR is a signal to interference plus noise ratio, PUCCH is a physical uplink control channel, PUSCH is a physical uplink shared channel, SRS is a signal detection reference signal, RSSI is a received signal strength indication, BBU is a baseband processing unit, OAM is an operation maintenance management system of a network, GPON is a gigabit passive optical network or a gigabit passive optical network, GPON technology is a latest generation broadband passive optical integrated access standard based on ITU-TG.984.x standard, and the system has the advantages of high bandwidth, high efficiency, large coverage range, rich user interfaces and the like.
The embodiment of the application provides a UE baseband combination method, a system, computer equipment and a storage medium. The UE baseband combination method can be applied to a terminal or a server to solve the problem of uplink congestion of GPON. The method is applied to a scene of 5Goption6+ GPon, the DU and the RU communicate through an nAPI interface, and are transmitted by using the existing GPON transmission network.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1, fig. 1 is a schematic flowchart illustrating a UE baseband combining method according to an embodiment of the present application. The identification method includes steps S101 to S103.
S101, collecting channel quality of the UE in different RUs.
And S102, sequencing the RUs according to the channel quality.
S103, selecting at least one RU with the best channel quality, and configuring the at least one RU with the best channel quality to upload the uplink channel data of the UE.
The baseband combining method provided by the foregoing embodiment collects channel qualities of UEs in different RUs; ordering the plurality of RUs according to channel quality; and selecting the RU combination with the best channel quality, and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE. The method and the device sort the channel quality of the RUs, select one or more RUs with good channel quality to receive the uplink data of the UE, and solve the problem of uplink congestion of a GPON.
In an optional embodiment, the number of RUs in an RU combination is 1-M, and M is less than or equal to the upper limit of the maximum bearer 5GRU number of GPON.
In an optional embodiment, the baseband combining method of the present application is applied to an initial access scenario or a global information acquisition scenario. When applied to an initial access scenario, the RUs receive MSG1, and all RUs report the detected MSG1 and corresponding SINR. Subsequently, the BBU selects an RU combination with good channel quality for the same preambleID by collecting global information of all MSGs 1, denoted as RU _ select, and the channel quality depends on SINR. Finally, RU _ select is only configured to demodulate MSG3 messages corresponding to preambleID. And after the BBU successfully receives the MSG3, starting to acquire global information. Thereby establishing a connection with the cell. Only the configured RU can demodulate the information of the corresponding MSG3, and the problem of GPON uplink congestion is solved.
In an optional embodiment, the baseband combination method of the present application is applied to a global information acquisition scenario. When the method is applied to a global information acquisition scene, the global information is acquired through a PUCCH channel or the global information is acquired through a PUSCH channel.
In an optional embodiment, the baseband combination of the global information is obtained through a PUCCH channel, and after the global information acquisition is started, all RUs are forwarded to the DU each time the PUCCH measurement report of the UE is performed. The DU updates the optimal RU _ select of the channel for the terminal in real time according to the quality measured by all the RU PUCCH channels. The measured quality includes, but is not limited to, RSSI and SINR.
In this embodiment, the one-out-of-N or the multiple-out-of-N baseband combining for obtaining the global information through the PUSCH channel includes the following steps.
Step one, after the global information is started to be obtained, whether the channel quality of the PUSCH (including MSG3) of the UE is smaller than a Threshold1 or not is judged.
Step two, each time of PUSCH scheduling of the UE, except configuring the current RU _ select to transmit the PUSCH, additionally configuring 1-P-1 RUs, wherein P is the maximum RU transmission upper limit allocated to 5G by GPON, and the DU finishes the global information of all related RUs by configuring the additional RU transmission of the PUSCH for a plurality of times.
Step three: the DU updates the channel-optimized RU _ select for the terminal in real time according to the measured quality of all RUs PUSCH channels, including but not limited to RSSI and SINR.
In an optional embodiment, when the global information is obtained through the PUSCH channel, the historical channel information of the UE may be used to optimize the order of PUSCH configuration extra RUs. The historical channel information of the UE includes MSG1, SRS, PUCCH channel, etc. When global information acquisition is started, the user does not need to wait until all information is collected, finds that other RUs are higher than the current RU _ select channel SINR or RSSI by a Threshold1, and updates the RU _ select, wherein the acquired channel information continues to be effective.
In an alternative embodiment, the baseband combining of the global information is obtained through the SRS channel.
Specifically, after the global information is started to be acquired, all RUs are forwarded to the DU each time the SRS of the UE is measured and reported. The DUs update the channel-optimal RU _ select for the terminal in real time according to the measured quality of the SRS channels of all DUs, including but not limited to RSSI and SINR.
Referring to fig. 2, fig. 2 is a schematic block diagram of an Option6 network element identification system based on an nFAPI interface according to an embodiment of the present application, which can be configured in a server for executing the aforementioned UE baseband combination method.
As shown in fig. 2, the UE baseband combining includes 200, including: channel quality collection unit 201, RU sorting unit 202, and RU configuration unit 203.
A channel quality collecting unit 201, configured to collect channel qualities of UEs in different RUs;
an RU ordering unit 202 configured to order the plurality of RUs according to channel quality;
an RU configuring unit 203, configured to select an RU combination with the best channel quality, and configure at least one RU with the best channel quality to upload uplink channel data of the UE.
It should be noted that, as will be clear to those skilled in the art, for convenience and brevity of description, the specific working processes of the system and the units described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The system described above may be implemented in the form of a computer program which may be run on a computer device as shown in figure 3.
Referring to fig. 3, fig. 3 is a schematic block diagram of a computer device according to an embodiment of the present disclosure. The computer device may be a server or a terminal.
Referring to fig. 3, the computer device includes a processor, a memory, and a network interface connected through a system bus, wherein the memory may include a nonvolatile storage medium and an internal memory.
The non-volatile storage medium may store an operating system and a computer program. The computer program includes program instructions that, when executed, cause a processor to perform any one of the UE baseband combining methods.
The processor is used for providing calculation and control capability and supporting the operation of the whole computer equipment.
The internal memory provides an environment for the execution of a computer program on a non-volatile storage medium, which when executed by the processor, causes the processor to perform any one of the UE baseband combining methods.
The network interface is used for network communication, such as sending assigned tasks and the like. Those skilled in the art will appreciate that the architecture shown in fig. 3 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
It should be understood that the Processor may be a Central Processing Unit (CPU), and the Processor may be other general purpose processors, Digital Signal Processors (DSPs), Application Specific Integrated Circuits (ASICs), Field Programmable Gate Arrays (FPGAs) or other Programmable logic devices, discrete Gate or transistor logic devices, discrete hardware components, etc. Wherein a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
Wherein, in one embodiment, the processor is configured to execute a computer program stored in the memory to implement the steps of:
collecting channel quality of UE in different RUs; ordering the plurality of RUs according to channel quality; and selecting the RU combination with the best channel quality, and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE.
The embodiment of the present application further provides a computer-readable storage medium, where a computer program is stored in the computer-readable storage medium, where the computer program includes program instructions, and the processor executes the program instructions to implement any UE baseband combining method provided in the embodiment of the present application.
The computer-readable storage medium may be an internal storage unit of the computer device described in the foregoing embodiment, for example, a hard disk or a memory of the computer device. The computer readable storage medium may also be an external storage device of the computer device, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like provided on the computer device.
While the invention has been described with reference to specific embodiments, the scope of the invention is not limited thereto, and those skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the invention. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. A UE baseband combining method is characterized by comprising the following steps:
step one, collecting the channel quality of UE in different RUs;
step two, sequencing the RUs according to the channel quality;
and step three, selecting the RU combination with the optimal channel quality, and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE.
2. The UE baseband combining method of claim 1, wherein the UE baseband combining method is applied to an initial access scenario or a global information acquisition scenario.
3. The UE baseband combining method of claim 2, wherein when the UE baseband combining method is applied to an initial access scenario, RUs receive MSG1, and all RUs report detected MSG1 and corresponding SINR.
4. The UE baseband combining method according to claim 2, wherein said UE baseband combining method is applied in a global information acquisition scenario, and acquires global information through a PUCCH channel, a PUSCH channel, or an SRS channel.
5. The UE baseband combining method of claim 1, wherein the number of RUs in the RU combination is 1-M, and M is less than or equal to the upper limit of the maximum bearer 5GRU number of GPON.
6. The UE baseband combination method according to claim 1, wherein said step three, selecting an RU combination with the best channel quality, configuring at least one RU with the best channel quality to upload uplink channel data of the UE, where the RU for the current baseband combination of the terminal is denoted as RU _ old, and the RU for combining the terminal baseband into a new RU is denoted as RU _ new; the condition for combining is that the channel quality of RU _ new is higher than the channel quality of RU _ old plus a hysteresis.
7. A UE baseband combining system, comprising:
a channel quality collecting unit, configured to collect channel qualities of UEs in different RUs;
an RU ordering unit for ordering the RUs according to channel quality;
and the RU configuration unit is used for selecting the RU combination with the optimal channel quality and configuring at least one RU with the best channel quality to upload the uplink channel data of the UE.
8. A computer device, wherein the computer device comprises a memory and a processor;
the memory is used for storing a computer program;
the processor for executing the computer program and implementing the UE baseband combining method according to any of claims 1 to 6 when executing the computer program.
9. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program which, when executed by a processor, causes the processor to implement the UE baseband combining method according to any one of claims 1 to 6.
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| CN202111083185.3A CN113795044A (en) | 2021-09-15 | 2021-09-15 | UE baseband combination method, system, computer equipment and storage medium |
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