Low power consumption communication method and apparatus

• US 10,327,210 B2
• Filed: 04/15/2018
• Issued: 06/18/2019
• Est. Priority Date: 10/16/2015
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: Yang, Hui
• Primary Examiner(s): Nguyen, Brian D
• Application Number:
  US15/953,491
• Publication Number:
  US 20180242257A1
• Time in Patent Office: 429 Days
• CPC Class Codes: H04W 52/0216 using a pre-established activity schedule, e.g. traffic indication frame
• CPC Class Codes: H04W 52/0261 managing power supply demand, e.g. depending on battery level
• CPC Class Codes: H04W 52/42 in systems with time, space, frequency or polarisation diversity
• CPC Class Codes: H04W 72/0446 Resources in time domain, e.g. slots or frames
• CPC Class Codes: H04W 72/53 based on regulatory allocation policies
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

The present invention discloses a low power consumption communication method. The method includes: obtaining, by a first network device, a data interval policy, where the data interval policy is determined according to a task status of the first network device, and the data interval policy includes a data segment length and a time interval between data segments; sending, by the first network device, the data interval policy to a second network device; and sending, by the first network device, data to the second network device according to the data interval policy or receiving data that is sent by the second network device according to the data interval policy. an electric quantity can be recovered in a time interval between data segments by using a battery recovery effect, thereby reducing electricity consumption during communication, and prolonging a usage time of a battery of a network device.

Claims

1. A low power consumption communication method, wherein the method comprises:

obtaining, by a first network device, a data interval policy, wherein the data interval policy is determined according to a task status of the first network device, so that the first network device can communicate, in the task status, with a second network device according to the data interval policy; and

the data interval policy comprises a data segment length and a time interval between data segments, wherein the time interval between data segments is used for recovering an electric quantity of a battery of the second network device;

sending, by the first network device, the data interval policy to the second network device; and

sending, by the first network device, data to the second network device according to the data interval policy or receiving data that is sent by the second network device according to the data interval policy.

2. The method according to claim 1, wherein the obtaining, by a first network device, a data interval policy comprises:

receiving, by the first network device, battery recovery information of the battery of the second network device that is sent by the second network device; and

determining, by the first network device, the data interval policy according to the task status and the battery recovery information.

3. The method according to claim 2, wherein the determining, by the first network device, the data interval policy according to the task status and the battery recovery information comprises:

determining, by the first network device, a value range of the data segment length and a value range of the time interval between data segments according to the task status; and

determining, in the value range of the data segment length and the value range of the time interval between data segments, a value of the data segment length and a value of the time interval between data segments according to the battery recovery information.

4. The method according to claim 3, wherein the battery recovery information comprises information about a current status of the battery of the second network device and type information of the battery.

5. The method according to claim 4, wherein the determining, in the value range of the data segment length and the value range of the time interval between data segments, a value of the data segment length and a value of the time interval between data segments according to the battery recovery information comprises:

querying a preset corresponding battery type-based recovery effect model according to information about a battery status and information indicating a battery type, to obtain a correspondence that is between a recovery effect and a recovery time and that is of the battery type in the battery status; and

selecting, according to the correspondence from the value range of the data segment length and the time interval between data segments, a data segment length and a time interval between data segments that are most favorable for battery recovery of the second network device.

6. The method according to claim 1, wherein before the obtaining a data interval policy, the method further comprises:

determining, by the first network device according to information about the task status, whether to perform low power consumption communication; and

the obtaining, by a first network device, a data interval policy comprises;

if determining to perform low power consumption communication, obtaining, by the first network device, the data interval policy.

7. The method according to claim 1, wherein the obtaining, by a first network device, a data interval policy comprises:

receiving, by the first network device, initial data interval information sent by the second network device, wherein the initial data interval information comprises a value range of the data segment length and a value range of the time interval between data segments that can be used by the second network device to effectively perform battery recovery; and

determining, by the first network device, the data interval policy in the initial data interval information according to the task status, wherein the data interval policy is favorable for the first network device to process in parallel multiple communication tasks.

8. The method according to claim 1, wherein the obtaining, by a first network device, a data interval policy comprises:

receiving, by the first network device, a battery recovery indication message sent by the second network device, wherein the battery recovery indication message is used to instruct the first network device to perform low power consumption communication; and

determining, by the first network device, the data interval policy according to the task status.

9. The method according to claim 8, wherein the determining, by the first network device, the data interval policy according to the task status comprises:

determining, by the first network device, an allocatable range of the data segment length and an allocatable range of the time interval between data segments according to the task status; and

determining the data interval policy in the allocatable range of the data segment length and the allocatable range of the time interval between data segments, wherein the data interval policy is favorable for the first network device to process in parallel multiple communication tasks.

10. A low power consumption communication method, wherein the method comprises:

receiving, by a second network device, a data interval policy sent by a first network device, wherein the data interval policy is determined according to a task status of the first network device, so that the first network device can communicate, in the task status, with the second network device according to the data interval policy; and

the data interval policy comprises a data segment length and a time interval between data segments, wherein the time interval between data segments is used for recovering an electric quantity of a battery of the second network device; and

sending, by the second network device, data to the first network device according to the data interval policy or receiving data that is sent by the first network device according to the data interval policy.

11. The method according to claim 10, wherein before the receiving, by a second network device, a data interval policy sent by a first network device, the method further comprises:

sending, by the second network device, battery recovery information to the first network device, wherein the battery recovery information is used by the first network device to determine the data interval policy according to the task status and the battery recovery information.

12. The method according to claim 11, wherein the battery recovery information comprises information about a current status of the battery of the second network device and type information of the battery.

13. The method according to claim 10, wherein before the receiving, by a second network device, a data interval policy sent by a first network device, the method further comprises:

sending, by the second network device, initial data interval information to the first network device, wherein the initial data interval information comprises a value range of the data segment length and a value range of the time interval between data segments that can be used by the second network device to effectively perform battery recovery, and the initial data interval information is used by the first network device to determine the data interval policy according to the initial data interval information and the task status.

14. The method according to claim 10, wherein before the receiving, by a second network device, a data interval policy sent by a first network device, the method further comprises:

sending, by the second network device, a battery recovery indication message to the first network device, wherein the battery recovery indication message is used to instruct the first network device to perform low power consumption communication.

15. A network device, wherein the network device comprises:

at least one processor, configured to obtain a data interval policy, wherein the data interval policy is determined according to a task status of the network device, so that the network device can communicate, in the task status, with a second network device according to the data interval policy; and

the data interval policy comprises a data segment length and a time interval between data segments, wherein the time interval between data segments is used for recovering an electric quantity of a battery of the second network device; and

a receiver and a transmitter, configured to;

send the data interval policy to the second network device, and send data to the second network device according to the data interval policy or receive data that is sent by the second network device according to the data interval policy.

16. The network device according to claim 15, wherein the receiver is further configured to receive battery recovery information sent by the second network device;

and

the processor is specifically configured to;

when determining the data interval policy, formulate the data interval policy according to the task status and the battery recovery information.

17. The network device according to claim 15, wherein

the receiver is further configured to receive a battery recovery indication message sent by the second network device, wherein the battery recovery indication message is used to instruct the network device to perform low power consumption communication;

and

the processor is specifically configured to;

when determining the data interval policy, formulate the data interval policy according to the task status.

18. The network device according to claim 15, wherein

the receiver is further configured to receive initial data interval information sent by the second network device, wherein the initial data interval information comprises a value range of the data segment length and a value range of the time interval between data segments that can be used by the second network device to effectively perform battery recovery;

and

the processor is specifically configured to;

when determining the data interval policy, determine the data interval policy in the initial data interval information according to the task status, wherein the data interval policy is favorable for the network device to process in parallel multiple communication tasks.

19. The network device according to claim 15, wherein

the processor is further configured to:

before determining the data interval policy, determine whether to perform low power consumption communication; and

if determining to perform low power consumption communication, obtain the data interval policy.

20. A network device, wherein the network device comprises:

a receiver and a transmitter, configured to;

receive a data interval policy sent by a first network device, wherein the data interval policy is determined according to a task status of the first network device, so that the first network device can communicate, in the task status, with the network device according to the data interval policy; and

the data interval policy comprises a data segment length and a time interval between data segments, wherein the time interval between data segments is used for recovering an electric quantity of a battery of the network device; and

send data to the first network device according to the data interval policy or receive data that is sent by the first network device according to the data interval policy.

21. The network device according to claim 20, wherein the network device further comprises:

a processor, configured to obtain battery recovery information of the network device, wherein the battery recovery information is used by the first network device to determine the data interval policy according to the task status and the battery recovery information; and

the transmitter is further configured to send the battery recovery information to the first network device.

22. The network device according to claim 20, wherein the network device further comprises:

a processor, configured to obtain initial data interval information, wherein the initial data interval information comprises a value range of the data segment length and a value range of the time interval between data segments that can be used by the network device to effectively perform battery recovery, and the initial data interval information is used by the first network device to determine the data interval policy according to the initial data interval information and the task status; and

the transmitter is further configured to send the initial data interval information to the first network device.

23. The network device according to claim 20, wherein

the transmitter is further configured to send a battery recovery indication message to the first network device, wherein the battery recovery indication message is used to instruct the first network device to perform low power consumption communication.