CN113795047B - Downlink energy saving method, system, computer equipment and storage medium - Google Patents
Downlink energy saving method, system, computer equipment and storage medium Download PDFInfo
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- CN113795047B CN113795047B CN202111083191.9A CN202111083191A CN113795047B CN 113795047 B CN113795047 B CN 113795047B CN 202111083191 A CN202111083191 A CN 202111083191A CN 113795047 B CN113795047 B CN 113795047B
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000004590 computer program Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000003491 array Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The application relates to the technical field of communication, in order to reduce the downlink energy consumption of a 5G options 6 small base station. Specifically discloses a downlink energy saving method, a system, equipment and a storage medium, wherein the method comprises the following steps: the BBU cascades a plurality of RU scenes, and maintains RU service states, wherein the RU service states comprise 'in service' and 'idle'; when BBU is in downlink transmission, if the BBU is in cell-level information, all RUs broadcast, if the BBU is in UE-level information, the BBU only configures the RU service state as the RU sending information being serviced; RU sends downlink message according to BBU configuration.
Description
Technical Field
The present application relates to the field of communications technologies, and in particular, to a downlink energy saving method, a system, a computer device, and a storage medium.
Background
The separation of communication using nFAPI interface between DU and RU in 5G O-RAN is called option6, where DU contains RLC and MAC and RU contains PHY, RF and antenna. One DU may connect multiple RUs through the EU. On the other hand, GPON is a broadband access technology commonly adopted by large operators at present, and if the 5 goltion 6 base station uses the existing GPON transmission network for forwarding, the 5G networking cost can be greatly saved.
When the 5G options 6 uses the downlink transmission link of the GPon, the downlink adopts a broadcast mode, the BBU can cascade a plurality of RUs, and some RUs may not have the UE and broadcast the RUs, so that extra power consumption is caused in the downlink.
Disclosure of Invention
The application provides a downlink energy saving method, a system, computer equipment and a storage medium, so as to save downlink energy consumption.
In a first aspect, the present application provides a downlink energy saving method, for GPON and option6 scenarios, where the method includes:
the BBU cascades a plurality of RU scenes, and maintains RU service states, wherein the RU service states comprise an 'in-service state' and an 'idle' state;
when BBU is in downlink transmission, if the BBU is in cell-level information, all RUs broadcast, if the BBU is in UE-level information, the BBU only configures the RU service state as the RU sending information being serviced;
RU sends downlink message according to BBU configuration.
In a second aspect, the present application further provides a GPON and option6 scenario downlink energy saving system, where the system includes:
the BBU is used for cascading a plurality of RU scenes, and maintaining RU service states which comprise an 'in-service state' and an 'idle' state;
the BBU downlink transmission unit is used for broadcasting all RUs if the cell-level information is transmitted by the BBU in downlink, and only configuring the RU service state as the serving RU sending information if the cell-level information is transmitted by the BBU in downlink;
and the RU downlink transmission unit is used for RU transmitting downlink messages according to the configuration of the BBU.
In a third aspect, the present application also 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 implement the downlink energy saving method as described above when the computer program is executed.
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 a downstream power saving method as described above.
The application discloses a downlink energy-saving method, a system, computer equipment and a storage medium, wherein a plurality of RU scenes are cascaded through a BBU, the BBU maintains RU service states, and the RU service states comprise 'in service' and 'idle'; when BBU is in downlink transmission, if the BBU is in cell-level information, all RUs broadcast, if the BBU is in UE-level information, the BBU only configures the RU service state as the RU sending information being serviced; RU sends downlink message according to BBU configuration. The BBU maintains the service state of RU, and issues cell-level information and UE-level information in a reclassification manner, so that the RU energy consumption of the 5G small station can be saved under the condition of not influencing downlink service.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a downlink energy saving method provided by an embodiment of the present application;
FIG. 2 is a schematic block diagram of a system for improving performance of an option6 mobility scenario system provided by an embodiment of the present application;
fig. 3 is a schematic block diagram of a computer device according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The flow diagrams depicted in the figures are merely illustrative and not necessarily all of the elements and operations/steps are included or performed in the order described. For example, some operations/steps may be further divided, combined, or partially combined, so that the order of actual execution may be changed according to actual situations.
Some terms are explained first below. The nFAPI is an interface communication mode, the UE is user equipment or a terminal, the DU is a distribution unit, the EU is an expansion unit, the RU is an EU expanded remote unit, the SSB is a synchronous broadcast channel block, the SIB is a system message, the PDC is a downlink control channel, the PDS is a downlink service channel, the CSI-RS is a channel state indication reference signal, the DCI is downlink control information, the bitmap is a bit map, the BBU is a baseband processing unit, the OAM is an operation maintenance management system of the network, the GPON is a gigabit passive optical network or a gigabit passive optical network, and the GPON technology is a latest generation broadband passive optical comprehensive access standard based on the ITU-TG.984.X standard and has the advantages of high bandwidth, high efficiency, large coverage, rich user interfaces and the like.
The embodiment of the application provides a downlink energy saving method, a system, computer equipment and a storage medium. The downlink energy saving method can be applied to a terminal or a server to save the downlink energy consumption of the 5G substation RU. The application is applied to the 5G options 6+GPon scene, and the DU and the RU are communicated through the nFAPI interface and are transmitted by using the existing GPON transmission network.
Some embodiments of the present application are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
Referring to fig. 1, fig. 1 is a schematic flow chart of a downlink energy saving method according to an embodiment of the application. The identification method includes steps S1 to S3.
S1, cascading a plurality of RU scenes by a BBU, wherein the BBU maintains RU service states, and the RU service states comprise 'in service' and 'idle';
s2, when the BBU transmits in the downlink, if the BBU is in a cell-level message, all RUs broadcast, and if the BBU is in a UE-level message, only configuring the RU service state as the RU sending message being serviced;
s3, the RU sends downlink messages according to the BBU configuration.
According to the baseband combining method provided by the embodiment, a plurality of RU scenes are cascaded through the BBU, and the BBU maintains RU service states, wherein the RU service states comprise 'in service' and 'idle'; when BBU is in downlink transmission, if the BBU is in cell-level information, all RUs broadcast, if the BBU is in UE-level information, the BBU only configures the RU service state as the RU sending information being serviced; RU sends downlink message according to BBU configuration. The application promotes the maintenance of the service state of the RU through the BBU, sets the service state of the RU as two states of 'in service' and 'idle', and then issues the cell-level message and the UE-level message in a distinguished manner, thereby saving the energy consumption of the RU of the 5G small station under the condition of not influencing the downlink service.
In this embodiment, assuming that the maximum number of cascaded RUs of the BBU is 128, a one-to-one mapping of the bitmap of 128 bits (16 bytes) and RU IDs is required. When public messages such as SSB, SIB (PDC, PDS), paging (PDC, PDS), CSI-RS group, DCI and the like are required to be sent, the BBU carries a bitmap with 128bit length, wherein bit corresponding to RUID is set to 1, and unused bit is set to 1. When the UE-level message needs to be sent, the BBU carries a bitmap with 128bit length, wherein bit corresponding to RU ID in the service state is set to 1, bit corresponding to idle RU ID is set to 0, and unused bit is set to 0.
Step four: when the RU sends the message data packet, checking the value of the bit corresponding to the self ID in the bitmap, if the value is equal to 0, not sending, and if the value is equal to 1, sending.
In an alternative embodiment, in cascading multiple RU scenarios at a BBU, the BBU maintains RU service states, including in a serving state and an idle state, the BBU maintains service states comprising:
the BBU maintains a neighbor list of RUs, and when a downlink UE message is sent, each scheduled UE is traversed in sequence, and the home RU set of the UE and all RU neighbors in the RU set are set to be 'serving'.
In an alternative embodiment, in cascading multiple RU scenarios at the BBU, the BBU maintains RU service states, including in a serving state and an idle state, the BBU maintains service states comprising:
when the UE is accessed, RU and RU neighbor cells thereof are set as 'in service'; and setting the RU as idle when no UE exists in the RU and the neighbor cells thereof.
Referring to fig. 2, fig. 2 is a schematic block diagram of a GPON and option6 scenario downlink energy saving system according to an embodiment of the present application, where the system may be configured in a server to perform the foregoing downlink energy saving method.
As shown in fig. 2, the system includes 200, including: a state maintenance unit 201, a BBU downlink transmission unit 202, and an RU downlink transmission unit 203.
A state maintenance unit 201, configured to cascade a plurality of RU scenarios by the BBU, where the BBU maintains RU service states, and the RU service states include "in-service state" and "idle";
the BBU downlink transmission unit 202 is configured to, when the BBU is transmitting downlink, broadcast all RUs if the BBU is a cell-level message, and configure only the RU service state to be the RU sending message being served if the BBU is a UE-level message 203;
and the RU downlink transmission unit is used for RU transmitting downlink messages according to the configuration of the BBU.
It should be noted that, for convenience and brevity of description, the specific working process of the above-described system and each unit may refer to the corresponding process in the foregoing method embodiment, which is not described herein again.
The system described above may be implemented in the form of a computer program which is executable on a computer device as shown in fig. 3.
Referring to fig. 3, fig. 3 is a schematic block diagram of a computer device according to an embodiment of the present application. The computer device may be a server or a terminal.
With reference to FIG. 3, the computer device includes a processor, memory, and a network interface connected by a system bus, where the memory may include a non-volatile storage medium and an internal memory.
The non-volatile storage medium may store an operating system and a computer program. The computer program comprises program instructions that, when executed, cause the processor to perform any one of a number of downstream power saving methods.
The processor is used to provide computing and control capabilities to support the operation of the entire computer device.
The internal memory provides an environment for the execution of a computer program in a non-volatile storage medium that, when executed by a processor, causes the processor to perform any one of a number of downstream power saving methods.
The network interface is used for network communication such as transmitting assigned tasks and the like. It will be appreciated by those skilled in the art that the structure shown in FIG. 3 is merely a block diagram of some of the structures associated with the present inventive arrangements and is not limiting of the computer device to which the present inventive arrangements may be applied, and that a particular computer device may include more or fewer components than shown, or may combine some of the components, or have a different arrangement of components.
It should be appreciated that the processor may be a central processing unit (Central Processing Unit, CPU), but may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. Wherein the 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 run a computer program stored in the memory to implement the steps of:
the BBU cascades a plurality of RU scenes, and maintains RU service states, wherein the RU service states comprise 'in service' and 'idle'; when BBU is in downlink transmission, if the BBU is in cell-level information, all RUs broadcast, if the BBU is in UE-level information, the BBU only configures the RU service state as the RU sending information being serviced; RU sends downlink message according to BBU configuration.
The embodiment of the application also provides a computer readable storage medium, wherein the computer readable storage medium stores a computer program, the computer program comprises program instructions, and the processor executes the program instructions to realize any one of the downlink energy saving methods provided by the embodiment of the application.
The computer readable storage medium may be an internal storage unit of the computer device according to 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), or the like, which are provided on the computer device.
While the application has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the application. Therefore, the protection scope of the application is subject to the protection scope of the claims.
Claims (7)
1. The downlink energy saving method is used for GPON and option6 scenes and is characterized by comprising the following steps:
the BBU cascades a plurality of RU scenes, and maintains RU service states, wherein the RU service states comprise 'in service' and 'idle';
when BBU is in downlink transmission, if the BBU is in cell-level information, all RUs broadcast, if the BBU is in UE-level information, the BBU only configures the RU service state as the RU sending information being serviced;
RU sends downlink message according to BBU configuration.
2. The downlink power saving method of claim 1, wherein in the BBU cascading a plurality of RU scenarios, the BBU maintains RU service states including in-service states and idle states, the BBU maintains service states comprising:
the BBU maintains a neighbor list of RUs, and when a downlink UE message is sent, each scheduled UE is traversed in sequence, and the home RU set of the UE and all RU neighbors in the RU set are set to be 'serving'.
3. The downlink power saving method of claim 1, wherein in the BBU cascading a plurality of RU scenarios, the BBU maintains RU service states including in-service states and idle states, the BBU maintains service states comprising:
when the UE is accessed, RU and RU neighbor cells thereof are set as 'in service'; and setting the RU as idle when no UE exists in the RU and the neighbor cells thereof.
4. The downlink power saving method of claim 1, the cell-level message comprising any one of SSB, SIB, paging, CSI-RS.
5. The utility model provides a GPON and option6 scene descending economizer system which characterized in that includes:
the BBU is used for cascading a plurality of RU scenes, and maintaining RU service states which comprise an 'in-service state' and an 'idle' state;
the BBU downlink transmission unit is used for broadcasting all RUs if the cell-level information is transmitted by the BBU in downlink, and only configuring the RU service state as the serving RU sending information if the cell-level information is transmitted by the BBU in downlink;
and the RU downlink transmission unit is used for RU transmitting downlink messages according to the configuration of the BBU.
6. A computer device, the computer device comprising a memory and a processor;
the memory is used for storing a computer program;
the processor being configured to execute the computer program and to implement the downstream power saving method according to any one of claims 1 to 4 when the computer program is executed.
7. 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 downstream energy saving method according to any one of claims 1 to 4.
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Address after: 518103 Room 101, building C4, Zone C, Fuhai international science and Technology Park, Zhancheng community, Fuhai street, Bao'an District, Shenzhen, Guangdong Province Patentee after: Shenzhen Jiaxian Communication Technology Co.,Ltd. Address before: 518100 4th floor, building 41a, zone 5, Huaide Cuigang Industrial Park, Fuyong street, Bao'an District, Shenzhen, Guangdong Patentee before: Shenzhen Jiaxian communication equipment Co.,Ltd. |