Energy management method for a device with a rechargeable battery

• US 10,554,066 B2
• Filed: 07/28/2017
• Issued: 02/04/2020
• Est. Priority Date: 01/30/2015
• 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: Huang, Kangmin, Wang, Pinghua, Huang, Maosheng
• Primary Examiner(s): Tso, Edward
• Application Number:
  US15/662,949
• Publication Number:
  US 20170331301A1
• Time in Patent Office: 921 Days
• Field of Search: 320107, 320112, 320128, 320132, 320149
• CPC Class Codes: H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
• CPC Class Codes: H02J 7/00036 Charger exchanging data with battery
• CPC Class Codes: H02J 7/00047 with provisions for charging different types of batteries
• CPC Class Codes: H02J 7/0048 Detection of remaining charge capacity or state of charge [SOC]
• CPC Class Codes: H02J 7/0063 with circuits adapted for supplying loads from the battery
• CPC Class Codes: H02J 7/007 Regulation of charging or discharging current or voltage

Abstract

The present invention discloses an energy management method for a device including a rechargeable-battery. The energy management method includes: obtaining, by the device including a rechargeable-battery, information that is related to energy availability; analyzing, by the device including a rechargeable-battery according to the information that is related to energy availability, the energy availability of the device including a rechargeable-battery, and determining, according to an analysis result, an energy availability level of the device including a rechargeable-battery; generating, by the device including a rechargeable-battery, an energy management policy according to the energy availability level; and executing, by the device including a rechargeable-battery, the energy management policy. The present invention further discloses a device including a rechargeable-battery. In the foregoing manners, the present invention can effectively improve a battery endurance capability and improve user experience.

Claims

1. An energy management method for a device comprising a rechargeable battery, wherein the energy management method comprises:

obtaining, by the device, first information that relates to energy availability, wherein the first information comprises second information that indicates whether the device is rechargeable, position information of a charging resource, scenario information in which the device is located, or a detection characteristic signal from the charging resource, and wherein the position information of the charging resource comprises a distance between the device and the charging resource;

analyzing, by the device according to the first information, a first energy availability of the device;

determining, according to an analysis result, an energy availability level of the device, wherein the first energy availability is used to measure a probability that the device obtains a charging opportunity, and wherein the energy availability level comprises a first preset level and a second preset level;

generating, by the device, an energy management policy according to the energy availability level, wherein the energy management policy comprises a first preset policy that corresponds to the first preset level and a second preset policy that corresponds to the second preset level; and

executing, by the device using the first preset policy or the second preset policy, the energy management policy so as to permit the device to improve a battery endurance of the rechargeable battery.

2. The energy management method of claim 1, wherein obtaining the first information comprises obtaining, by the device, the first information that is manually entered by a user into the device.

3. The energy management method of claim 2, wherein analyzing the energy availability of the device and determining the energy availability level of the device comprises:

determining whether the device indicates that the device is rechargeable; and

determining, by the device, that the energy availability level of the device is the first preset level in response to an indication the device is rechargeable or that the energy availability level of the device is the second preset level in response to the indication the device is not rechargeable.

4. The energy management method of claim 2, wherein analyzing the first energy availability of the device and determining the energy availability level of the device comprises:

determining, by the device, whether the distance between the device and the charging resource is less than a preset distance value; and

determining, by the device, that the energy availability level of the device is the first preset level in response to the distance being less than the preset distance value or the energy availability level of the device is the second preset level in response to the distance not being less than the preset distance value.

5. The energy management method of claim 2, wherein analyzing the energy availability of the device and determining the energy availability level of the device comprises:

comparing, by the device, a scenario in which the device is located with a preset scenario table, wherein the preset scenario table comprises a first preset scenario and a second preset scenario;

determining, by the device, whether the scenario is from the first preset scenario or the second preset scenario; and

determining, by the device, that the energy availability level of the device is the first preset level in response to the scenario being the first preset scenario or the energy availability level of the device the second preset level in response to the scenario being the second preset scenario.

6. The energy management method of claim 1, wherein obtaining the first information comprises automatically obtaining, by the device, the first information.

7. The energy management method of claim 6, wherein automatically obtaining the first information comprises:

positioning, by the device using a positioning device, the scenario information in which the device is located, wherein the positioning device comprises a GPS device, an indoor positioning sensor, or an environmental sensor;

analyzing, by the device according to the first information, the first energy availability of the device and

determining the energy availability level of the device comprising;

comparing, by the device, a scenario in which the device is located with a preset scenario table, wherein the preset scenario table comprises a first preset scenario and a second preset scenario;

determining, by the device, whether the scenario is from the first preset scenario or the second preset scenario; and

determining, by the device, that the energy availability level of the device is the first preset level in response to the scenario being the first preset scenario or the energy availability level of the device is the second preset level in response to the scenario being the second preset scenario.

8. The energy management method of claim 6, wherein automatically obtaining the first information comprises:

positioning, by the device using a positioning device, third information about an actual position in which the device is located, wherein the positioning device comprises a GPS device, an indoor positioning sensor, or an environmental sensor;

reporting, by the device to a server, the third information to enable the server to query the distance between the device and the charging resource;

receiving, by the device from the server, the position information of the charging resource, wherein the position information of the charging resource comprises the distance between the device and the charging resource;

analyzing, by the device according to the first information, the first energy availability of the device; and

determining the energy availability level of the device comprising;

determining, by the device, whether the distance between the device and the charging resource is less than a preset distance value; and

determining, by the device the energy availability level of the device is the first preset level in response to the distance being less the preset distance value or the energy availability level of the device is the second preset level in response to the distance being not less the preset distance value.

9. The energy management method of claim 6, wherein automatically obtaining the first information comprises:

receiving, by the device, the detection characteristic signal from the charging resource;

analyzing, by the device according to the first information, the first energy availability of the device; and

determining the energy availability level of the device comprising;

determining, by the device, whether a signal strength of the detection characteristic signal is greater than a preset signal strength; and

determining, by the device, the energy availability level of the device is the first preset level in response to the signal strength being greater than the preset signal strength or the energy availability level of the device is the second preset level in response to the signal strength not being greater than the preset signal strength.

10. A device including a rechargeable-battery, comprising:

a transceiver configured to obtain first information that relates to energy availability, wherein the first information comprises second information that indicates whether the device is rechargeable, position information of a charging resource, scenario information in which the device is located, or a detection characteristic signal from the charging resource, and wherein the position information of the charging resource comprises a distance between the device and the charging resource;

a processor coupled to the transceiver and configured to;

analyze, according to the first information, a first energy availability of the device;

determine, according to an analysis result, an energy availability level of the device, wherein the first energy availability is used to measure a probability that the device obtains a charging opportunity, and wherein the energy availability level comprises a first preset level and a second preset level;

generate an energy management policy according to the energy availability level, wherein the energy management policy comprises a first preset policy that corresponds to the first preset level and a second preset policy that corresponds to the second preset level; and

execute, using the first preset policy or the second preset policy, the energy management policy so as to permit the device to improve a battery endurance of the rechargeable battery.

11. The device of claim 10, wherein the transceiver is configured to manually obtain the first information that is manually entered by a user into the device.

12. The device of claim 11, wherein the processor is further configured to:

determine whether the device indicates a rechargeable device or a non-rechargeable device; and

determine that the energy availability level of the device is the first preset level in response to an indication the device is rechargeable or the energy availability level of the device is the second preset level in response to the indication the device is not rechargeable.

13. The device of claim 11, wherein the processor is further configured to:

determine whether the distance between the device and the charging resource is less than a preset distance value; and

determine that the energy availability level of the device is the first preset level in response to the distance being less than the preset distance value or the energy availability level of the device is the second preset level in response to the distance not being less than the preset distance value.

14. The device of claim 11, wherein the processor is further configured to:

compare a scenario in which the device is located with a preset scenario table, wherein the preset scenario table comprises a first preset scenario and a second preset scenario;

determine whether the scenario is from the first preset scenario or the second preset scenario; and

determine that the energy availability level of the device is the first preset level in response to the scenario being the first preset scenario or the energy availability level of the device is the second preset level in response to the scenario being the second preset scenario.

15. The device of claim 10, wherein the transceiver is further configured to automatically obtain the first information.

16. The device of claim 15, further comprising a positioning device coupled to the transceiver and the processor, wherein the positioning device comprises a GPS device, an indoor positioning sensor, or an environmental sensor, and wherein the transceiver is further configured to position, using the positioning device, the scenario information in which the device is located, and wherein the processor is further configured to:

compare the scenario information in which the device is located with a preset scenario table, wherein the preset scenario table comprises a first preset scenario and a second preset scenario;

determine that the energy availability level of the device is the first preset level in response to the scenario information being the first preset scenario or the energy availability level of the device is the second preset level in response to the scenario being the second preset scenario.

17. The device of claim 15, further comprising a positioning device coupled to the transceiver and the processor, wherein the positioning device comprises a GPS device, an indoor positioning sensor, or an environmental sensor, and wherein the transceiver is further configured to:

position, using the positioning device, third information about an actual position in which the device is located;

report, to a server, the third information to enable the server to query the distance between the device and the charging resource; and

receive the position information of the charging resource from the server, wherein the position information of the charging resource comprises the distance between the device and the charging resource, and wherein the processor is further configured to;

determine whether the distance between the device and the charging resource is less than a preset distance value; and

determine that the energy availability level of the device is the first preset level in response to the distance being less the preset distance value or the energy availability level of the device is the second preset level in response to the distance being not less the preset distance value.

18. The device of claim 15, wherein the transceiver is further configured to receive the detection characteristic signal from the charging resource, and wherein the processor is further configured to:

determine whether a signal strength of the detection characteristic signal is greater than a preset signal strength; and

determine that the energy availability level of the device is the first preset level in response to the signal strength being greater than the preset signal strength or that the energy availability level of the device is the second preset level in response to the signal strength not being greater than the preset signal strength.

19. A device comprising a rechargeable-battery, wherein the device comprises:

a transceiver, wherein the transceiver is configured to obtain first information that relates to energy availability, wherein the first information comprises second information that indicates whether the device is rechargeable, position information of a charging resource, scenario information in which the device is located, or a detection characteristic signal from the charging resource, and wherein the position information of the charging resource comprises a distance between the device and the charging resource;

a processor coupled to the transceiver and configured to;

analyze, according to the first information, a first energy availability of the device;

determine, according to an analysis result, an energy availability level of the device, wherein the first energy availability is used to measure a probability that the device obtains a charging opportunity, and wherein the energy availability level comprises a first preset level and a second preset level;

generate an energy management policy according to the energy availability level, wherein the energy management policy comprises a first preset policy that corresponds to the first preset level and a second preset policy that corresponds to the second preset level; and

execute, using the first preset policy or the second preset policy, the energy management policy so as to permit the device to improve a battery endurance of the rechargeable battery.

20. The device of claim 19, wherein the transceiver is configured to obtain the first information that is manually entered by a user into the device.

21. The device of claim 20, wherein the processor is further configured to:

determine whether the device indicates a rechargeable device or a non-rechargeable device; and

determine that the energy availability level of the device is the first preset level in response to an indication the device is rechargeable or the energy availability level of the device is the second preset level in response to the indication the device is not rechargeable.

22. The device of claim 20, wherein the processor is further configured to:

determine whether the distance between the device and the charging resource is less than a preset distance value; and

determine that the energy availability level of the device is the first preset level in response to the distance being less than the preset distance value or the energy availability level of the device is the second preset level in response to the distance not being less than the preset distance value.

23. The device of claim 20, wherein the processor is further configured to:

compare a scenario in which the device is located with a preset scenario table, wherein the preset scenario table comprises a first preset scenario and a second preset scenario;

determine whether the scenario is from the first preset scenario or the second preset scenario; and

determine that the energy availability level of the device is the first preset level in response to the scenario being the first preset scenario or the energy availability level of the device is the second preset level in response to the scenario being the second preset scenario.

24. The device of claim 19, wherein the transceiver is further configured to automatically obtain the first information.

25. The device of claim 24, further comprising a positioning device coupled to the transceiver and the processor, wherein the positioning device comprises a GPS device, an indoor positioning sensor, or an environmental sensor, and wherein the transceiver is further configured to position, using the positioning device, the scenario information in which the device is located, and wherein the processor is further configured to:

compare the scenario information in which the device is located with a preset scenario table, wherein the preset scenario table comprises a first preset scenario and a second preset scenario; and

determine that the energy availability level of the device is the first preset level in response to the scenario information being the first preset scenario or the energy availability level of the device is the second preset level in response to the scenario being the second preset scenario.

26. The device of claim 24, further comprising a positioning device coupled to the transceiver and the processor, wherein the positioning device comprises a GPS device, an indoor positioning sensor, or an environmental sensor, and wherein the transceiver is further configured to:

position, using the positioning device, third information about an actual position in which the device is located;

report, to a server, the third information to enable the server to query the distance between the device and the charging resource; and

receive the position information of the charging resource from the server, wherein the position information of the charging resource comprises the distance between the device and the charging resource, and wherein the processor is further configured to;

determine whether the distance between the device and the charging resource is less than a preset distance value; and

determine that the energy availability level of the device is the first preset level in response to the distance being less than the preset distance value or the energy availability level of the device including a rechargeable-battery is the second preset level in response to the distance being not less than the preset distance value.

27. The device of claim 24, wherein the transceiver is further configured to receive the detection characteristic signal from the charging resource, and wherein the processor is further configured to:

determine whether a signal strength of the detection characteristic signal is greater than a preset signal strength; and

determine that the energy availability level of the device is the first preset level in response to the signal strength being greater than the preset signal strength or that the energy availability level of the device is the second preset level in response to the signal strength not being greater than the preset signal strength.