CN111343702A

CN111343702A - 5G system energy-saving control method and system and computer readable storage medium

Info

Publication number: CN111343702A
Application number: CN202010099071.7A
Authority: CN
Inventors: 林衡华; 熊尚坤; 何志强; 张光辉; 魏垚; 陆立; 尹珂
Original assignee: China Telecom Corp Ltd
Current assignee: China Telecom Corp Ltd
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-06-26
Anticipated expiration: 2040-02-18
Also published as: CN111343702B

Abstract

The disclosure relates to a 5G system energy-saving control method and system, and a computer readable storage medium. The energy-saving control method of the 5G system comprises the following steps: determining 4G system load from a physical downlink control channel through detection; and judging whether to turn on the 5G active system or not by using the 4G system load. The method can utilize the 4G load and combine the statistics of the telephone traffic model, and close the 5G system to realize energy conservation in idle time.

Description

5G system energy-saving control method and system and computer readable storage medium

Technical Field

The present disclosure relates to the wireless field, and in particular, to a method and a system for controlling energy saving of a 5G system, and a computer-readable storage medium.

Background

Due to the fact that the loss of devices in a 3.5GHz frequency band is high and the transmission capacity is poor, the active distribution system is a trend of 5G indoor distribution, the active distribution system has the important defect of high energy consumption, and particularly, the energy consumption of the active distribution system under the no-load condition is considerable.

Disclosure of Invention

The inventor finds out through research that: power can be saved by turning off the 5G active system in the absence of a user or a light load on the network (e.g., the 4G network is already able to carry the user's needs). One way of the related art is to transmit network load information to a 5G system through a 4G system as judgment of energy saving, but data interaction between systems is needed, and data extraction is difficult in scenes such as repeaters or different manufacturers.

In view of at least one of the above technical problems, the present disclosure provides a method and a system for controlling power saving of a 5G system, and a computer-readable storage medium, which can implement power saving by turning off the 5G system at idle time by using 4G load in combination with statistics of a traffic model.

According to one aspect of the present disclosure, there is provided a 5G system energy saving control method, including:

determining 4G system load from a physical downlink control channel through detection;

and judging whether to turn on the 5G active system or not by using the 4G system load.

In some embodiments of the present disclosure, the determining the 4G system load from the physical downlink control channel by detecting includes:

demodulating a physical control format indication channel to obtain the number of symbols of a physical downlink control channel;

performing power integration on the position of a physical downlink control channel;

and taking the power integral value of the physical downlink control channel as an approximate value of the 4G system load.

In some embodiments of the present disclosure, the determining whether to turn on the 5G active system using the 4G system load includes:

and in the case that the load of the 4G system is higher than the first threshold value, the 5G active system is turned on.

In some embodiments of the present disclosure, the determining whether to turn on the 5G active system using the 4G system load further comprises:

and turning off the 5G active system under the condition that the current system is idle and the load of the 4G system is lower than a second threshold value, wherein the second threshold value is lower than the first threshold value.

carrying out statistical analysis on the 4G system load according to a preset statistical period;

judging a table in busy and idle time according to the statistical analysis result of the 4G system load and the 5G channel feedback result;

and judging whether the current system is in idle according to the busy hour and idle hour judgment table, and under the condition that the current system is in idle hour, executing the step of closing the 5G active system under the conditions that the current system is in idle hour and the load of the 4G system is lower than a second threshold value.

According to another aspect of the present disclosure, there is provided a 5G system energy saving control system, including:

a 4G user detection unit, configured to determine a 4G system load from a physical downlink control channel by detection;

and the 5G system control unit is used for judging whether the 5G active system is to be opened or not by utilizing the 4G system load.

In some embodiments of the present disclosure, the 4G user detection unit is configured to demodulate a physical control format indicator channel to obtain a symbol number of a physical downlink control channel; performing power integration on the position of a physical downlink control channel; and taking the power integral value of the physical downlink control channel as an approximate value of the 4G system load.

In some embodiments of the present disclosure, the 5G system control unit includes:

and the 5G system opening judgment module is used for opening the 5G active system under the condition that the load of the 4G system is higher than the first threshold value.

In some embodiments of the present disclosure, the 5G system control unit further comprises:

and the 5G system closing judgment module is used for closing the 5G active system under the condition that the current system is idle and the load of the 4G system is lower than a second threshold value, wherein the second threshold value is lower than the first threshold value.

the telephone traffic statistic/learning module is used for carrying out statistic analysis on the 4G system load according to a preset statistic period; judging a table in busy and idle time according to the statistical analysis result of the 4G system load and the 5G channel feedback result; and judging whether the current system is idle according to the busy hour and idle hour judgment table, and under the condition that the current system is idle, instructing the 5G system closing judgment module to close the 5G active system under the conditions that the current system is idle and the load of the 4G system is lower than a second threshold value.

According to another aspect of the present disclosure, there is provided a 5G system energy saving control system, comprising a memory and a processor, wherein:

a memory to store instructions;

and a processor, configured to execute the instructions, so that the 5G system energy saving control system performs operations to implement the 5G system energy saving control method according to any of the above embodiments.

According to another aspect of the present disclosure, a computer-readable storage medium is provided, wherein the computer-readable storage medium stores computer instructions, and the instructions, when executed by a processor, implement the 5G system energy saving control method according to any one of the above embodiments.

The method can utilize the 4G load and combine the statistics of the telephone traffic model, and close the 5G system to realize energy conservation in idle time.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic diagram of some embodiments of an energy saving control method of a 5G system according to the present disclosure.

Fig. 2 is a schematic diagram of some embodiments of an energy-saving control system of the 5G system of the present disclosure.

Fig. 3 is a schematic diagram of another embodiment of the energy-saving control system of the 5G system of the present disclosure.

Fig. 4 is a schematic diagram of some embodiments of an energy saving control system of the 5G system of the present disclosure.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the disclosure, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present disclosure unless specifically stated otherwise.

Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Fig. 1 is a schematic diagram of some embodiments of an energy saving control method of a 5G system according to the present disclosure. Preferably, the embodiment can be executed by the energy-saving control system of the 5G system of the present disclosure. The method comprises the

following steps

11 and 12, wherein:

and step 11, determining the 4G system load from the physical downlink control channel through detection.

In some embodiments of the present disclosure, step 11 may include steps 111-113, wherein:

step 111, demodulating a Physical Control Format Indicator Channel (PCFICH) to obtain a symbol number of a Physical Downlink Control Channel (PDCCH).

Step 112, performing power integration on the physical downlink control channel position.

And step 113, taking the power integral value of the physical downlink control channel as an approximate value of the 4G system load.

And step 12, judging whether to open the 5G active system or not by using the 4G system load.

In some embodiments of the present disclosure, the 5G active system may be a 5G active room subsystem or a room subsystem active overlay module of a 5G system.

In some embodiments of the present disclosure, step 12 may include steps 121-123, wherein:

and step 121, turning on the 5G active system when the load of the 4G system is higher than the first threshold value.

And step 122, carrying out statistical analysis on the 4G system load according to a preset statistical period so as to distinguish working days and rest days.

In some embodiments of the present disclosure, the predetermined statistical period may be days.

And step 123, judging a table in busy and idle time according to the statistical analysis result of the 4G system load and the 5G channel feedback result.

In some embodiments of the present disclosure, the busy hour idle time determination table may be a load prediction model.

Step 124, determine whether the current system is in idle according to the busy hour and idle hour determination table.

And step 125, turning off the 5G active system under the condition that the current system is idle and the load of the 4G system is lower than a second threshold value, wherein the second threshold value is lower than the first threshold value.

In some embodiments of the present disclosure, the determination of the second threshold and the first threshold in steps 121 and 125 employs a hysteresis comparator to avoid ping-pong switching, wherein the hysteresis comparator has two threshold voltages; when the input changes in a single direction, the output jumps once; when the input is changed from big to small, the corresponding threshold voltage is small; when the input is changed from small to big, the corresponding threshold voltage is big; between the two threshold voltages, the output remains the original output.

and executing the step of turning off the 5G active system under the condition that the current system is idle and the load of the 4G system is lower than a second threshold value.

Based on the 5G system energy-saving control method provided by the embodiment of the disclosure, the method for controlling the 5G active system can be efficiently and reasonably carried out, and the 5G active room subsystem can be closed in a reasonable scene.

In the above embodiments of the present disclosure, the extraction of the control information must be obtained through a public air interface, and is simple and easy to implement.

The embodiment of the disclosure can utilize 4G load and combine with statistics of a traffic model, and close the 5G system to realize energy saving in idle time.

Compared with the implementation manner of the related art, the above embodiments of the present disclosure propose to estimate the load of the 4G network by measuring the power of the 4G PDCCH without the need for the 4G system to extract load data.

The embodiment of the disclosure only needs to demodulate the public information (PCFICH) and measure the PDCCH power, does not need to demodulate the user characteristic information (PDCCH), obviously reduces the demodulation difficulty, and is suitable for equipment which is similar to a 5G repeater and the like and does not need to demodulate complex information capacity.

Fig. 2 is a schematic diagram of some embodiments of an energy-saving control system of the 5G system of the present disclosure. As shown in fig. 2, the 5G system energy saving control system may include a 4G user detection unit 21 and a 5G system control unit 22, wherein:

a 4G user detection unit 21, configured to determine a 4G system load from a physical downlink control channel through detection, where the 4G load is obtained through PDCCH demodulation for the 4G system.

In some embodiments of the present disclosure, the 4G user detection unit 21 may be configured to demodulate a physical control format indicator channel to obtain a symbol number of a physical downlink control channel; performing power integration on the position of a physical downlink control channel; and taking the power integral value of the physical downlink control channel as an approximate value of the 4G system load.

In some embodiments of the present disclosure, the 4G user detecting unit 21 may be configured to analyze the activity level of the users in the area by analyzing the condition of the 4G network load.

And a 5G system control unit 22 for judging whether to turn on the 5G active system by using the 4G system load.

Fig. 3 is a schematic diagram of another embodiment of the energy-saving control system of the 5G system of the present disclosure. As shown in fig. 3, the 5G system energy saving control system may include a 4G user detection unit 21 and a 5G system control unit (e.g., the 5G system control unit 22 shown in fig. 2), wherein:

in some embodiments of the present disclosure, the 5G system control unit 22 shown in fig. 2 may include a 5G system on decision module 221, a 5G system off decision module 222, and a traffic statistics/learning module 223, wherein:

the traffic statistic/learning module 223 is used for carrying out statistic analysis on the 4G system load according to a preset statistic period; judging a table in busy and idle time according to the statistical analysis result of the 4G system load and the 5G channel feedback result; and judging whether the current system is idle according to the busy hour and idle hour judgment table, and under the condition that the current system is idle, instructing the 5G system closing judgment module to close the 5G active system under the conditions that the current system is idle and the load of the 4G system is lower than a second threshold value.

In some embodiments of the present disclosure, the traffic statistics/learning module 223 may be used to generate a model of load prediction (generate a busy-time and idle-time decision table) by day through statistical analysis of 4G load (may distinguish working days from rest days), and feedback of 5G channel.

And the 5G system opening judgment module 221 is used for opening the 5G active system under the condition that the load of the 4G system is higher than the first threshold.

And a 5G system shutdown decision module 222, configured to shutdown the 5G active system when the current system is idle and the load of the 4G system is lower than a second threshold, where the second threshold is lower than the first threshold.

In some embodiments of the present disclosure, the 5G system shutdown decision module 222 may be configured to shut down the 5G active system when idle (determined according to the busy hour/idle table generated by the traffic statistics/learning module) and the 4G load is below a certain threshold (with a hysteresis counter to avoid ping-pong switching).

Fig. 4 is a schematic diagram of some embodiments of an energy saving control system of the 5G system of the present disclosure. As shown in fig. 2, the 5G system energy saving control system may include a memory 41 and a processor 42, wherein:

a memory 41 for storing instructions.

A processor 42, configured to execute the instructions, so that the 5G system energy saving control system performs operations to implement the 5G system energy saving control method according to any of the above embodiments (for example, the embodiment in fig. 1).

According to another aspect of the present disclosure, a computer-readable storage medium is provided, wherein the computer-readable storage medium stores computer instructions, and the instructions, when executed by a processor, implement the 5G system energy saving control method according to any one of the embodiments (for example, the embodiment in fig. 1) above.

Based on the computer readable storage medium provided by the above embodiments of the present disclosure, the control of the 5G active system can be efficiently and reasonably performed, and the 5G active room distribution system can be turned off in a reasonable scene.

The 5G system energy saving control system described above may be implemented as a general purpose processor, a Programmable Logic Controller (PLC), a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or any suitable combination thereof, for performing the functions described herein.

Thus far, the present disclosure has been described in detail. Some details that are well known in the art have not been described in order to avoid obscuring the concepts of the present disclosure. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.

It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware to implement the above embodiments, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk, an optical disk, or the like.

The description of the present disclosure has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the disclosure in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the disclosure and the practical application, and to enable others of ordinary skill in the art to understand the disclosure for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A5G system energy-saving control method is characterized by comprising the following steps:

2. The 5G system energy-saving control method according to claim 1, wherein the determining the 4G system load from the physical downlink control channel by detecting comprises:

3. The 5G system energy-saving control method according to claim 1 or 2, wherein the judging whether to turn on the 5G active system by using the 4G system load comprises:

4. The 5G system energy-saving control method according to claim 3, wherein the determining whether to turn on the 5G active system by using the 4G system load further comprises:

5. The 5G system energy-saving control method according to claim 4, wherein the determining whether to turn on the 5G active system by using the 4G system load further comprises:

6. A5G system energy-saving control system is characterized by comprising:

7. The 5G system energy saving control system according to claim 6,

the 4G user detection unit is used for demodulating the physical control format indicator channel to obtain the symbol number of the physical downlink control channel; performing power integration on the position of a physical downlink control channel; and taking the power integral value of the physical downlink control channel as an approximate value of the 4G system load.

8. The 5G system energy saving control system according to claim 6 or 7, wherein the 5G system control unit comprises:

9. The 5G system energy saving control system of claim 8, wherein the 5G system control unit further comprises:

10. The 5G system energy saving control system of claim 9, wherein the 5G system control unit further comprises:

11. A 5G system energy saving control system, comprising a memory and a processor, wherein:

a memory to store instructions;

a processor configured to execute the instructions to cause the 5G system energy saving control system to perform operations to implement the 5G system energy saving control method of any one of claims 1-5.

12. A computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, which when executed by a processor, implement the 5G system energy saving control method according to any one of claims 1 to 6.