Power supply manageable wearable device and power supply management method for a wearable device

Patent metadata

Field	Value
Publication number	US-10185383-B2
Application number	US-201715695667-A
Country	US
Kind code	B2
Filing date	Sep 5, 2017
Priority date	Jul 12, 2016
Publication date	Jan 22, 2019
Grant date	Jan 22, 2019

Abstract

A power supply manageable wearable device includes: a power management module connected to the microphone interface, a control module and a function module that are connected to the power management module respectively; wherein the control module monitors whether a user instruction includes a voice communication instruction; if the user instruction includes the voice communication instruction, the power management module is enabled to supply power to a microphone and output a first voltage to supply power to the control module; or otherwise, the power management module is enabled to cut off power supply to the microphone and output a second voltage to supply power to the control module and the function module, or output a first voltage to supply power to the control module and output a second voltage to supply power to the function module. The wearable device has the advantages of convenient use and low cost.

First claim

What is claimed is:

1. A power supply manageable wearable device, wherein a smart device supplies power to the wearable device via a microphone interface, wherein the wearable device comprises:
a power management module connected to the microphone interface;
a function module connected to the power management module; and
a control module connected to the power management module and configured to monitor whether a user instruction comprises a voice communication instruction; wherein
if the user instruction comprises the voice communication instruction, the power management module is enabled to supply power to a microphone and output a first voltage to supply power to the control module;
otherwise, the power management module is enabled to cut off power supply to the microphone and output a second voltage to supply power to the control module and the function module, or output the first voltage to supply power to the control module and output the second voltage to supply power to the function module,
wherein the first voltage is lower than the second voltage, and
the function module is configured to perform user biological feature detection.

2. The power supply manageable wearable device according to claim 1 , wherein the control module and the function module are integrated as a first function unit.

3. The power supply manageable wearable device according to claim 2 , further comprising a second function unit; wherein
if the power management module outputs the first voltage, the control module is configured to enable the second function unit to stop operating; or
if the power management module outputs the second voltage, the control module is configured to enable the second function unit to operate.

4. The power supply manageable wearable device according to claim 3 , wherein the second function unit is configured to perform user biological feature detection.

5. The power supply manageable wearable device according to claim 3 , further comprising:
a fourth switch module, wherein the fourth switch module is configured to control the power management module to cut off power supply to the second function unit if the control module monitors that the user instruction comprises the voice communication instruction, otherwise, the fourth switch module is configured to control the power managementre module to output the second voltage to supply power to the second function unit.

6. The power supply manageable wearable device according to claim 1 , wherein the power management module further comprises:
a first switch module, wherein the first switch module is configured to control the power management module to supply power to the microphone if the control module monitors that the user instruction comprises the voice communication instruction, otherwise, the first switch is configured to control the power management module to cut off power supply to the microphone.

7. The power supply manageable wearable device according to claim 1 , wherein the power management module further comprises:
a second switch module, wherein the second switch module is configured to conduct a first voltage output terminal such that the power management module outputs the first voltage to supply power to the control module if the control module monitors that the user instruction comprises the voice communication instruction, otherwise, the second switch module is configured to conduct a second voltage output terminal such that the power management module outputs a second voltage to supply power to the control module and the function module.

8. The power supply manageable wearable device according to claim 1 , wherein the power management module further comprises:
a third switch module, wherein the third switch module is configured to control the power management module to cut off power supply to the function module if the control module monitors that the user instruction comprises the voice communication instruction, otherwise, the third switch module is configured to control the power management module to output the second voltage to supply power to the function module.

9. The power supply manageable wearable device according to claim 1 , wherein the power management module comprises an isolating unit, the isolating unit is enabled to perform an isolation operation if the control module monitors that the user instruction comprises the voice communication instruction, otherwise, the isolating unit is short-circuited.

10. The power supply manageable wearable device according to claim 9 , further comprising:
a fifth switch module, wherein the fifth switch module is configured to control the isolating unit to perform the isolation operation if the control module monitors that the user instruction comprises the voice communication instruction, otherwise, the fifth switch module is configured to control the isolating unit to be short-circuited.

11. A power supply management method for a wearable device, wherein a smart device supplies power to the wearable device via a microphone interface, wherein the wearable device comprises a power management module connected to the microphone interface, a control module connected to the power management module and configured to monitor whether a user instruction comprises a voice communication instruction and a function module that are connected to the power management module and configured to perform user biological feature detection respectively; the method comprising:
S 100 : monitoring whether a user instruction comprises a voice communication instruction, performing step S 200 if the user instruction comprises the voice communication instruction, otherwise, performing step S 300 ;
S 200 : supplying power to a microphone, and outputting a first voltage to supply power to the control module;
S 300 : cutting off power supply to the microphone; and
outputting a second voltage to supply power to the control module and the function module; or
outputting the first voltage to supply power to the control module and outputting the second voltage to supply power to the function module,
wherein the first voltage is less than the second voltage.

12. The power supply management method for a wearable device according to claim 11 , wherein
step S 200 comprises enabling a second function unit to stop operating; and
step S 300 comprises outputting the second voltage to supply power to the second function unit.

13. The power supply management method for a wearable device according to claim 11 , wherein
step S 200 comprises enabling an isolating unit to perform an isolation operation; and
step S 300 comprises causing the isolating unit to be short-circuited.

14. The power supply management method for a wearable device according to claim 12 , wherein
step S 200 comprises enabling an isolating unit to perform an isolation operation; and
step S 300 comprises causing the isolating unit to be short-circuited.

Assignees

• Shenzhen Goodix Tech Co Ltd

Inventors

• Liu Chang
• Yang Wangwang
• Wang Haixiang

Classifications

• G10L25/87

  Detection of discrete points within a voice signal · CPC title

• A61B5/0022 Primary

  Monitoring a patient using a global network, e.g. telephone networks, internet · CPC title

• A61B5/6801

  specially adapted to be attached to or worn on the body surface · CPC title

• G10L25/21

  the extracted parameters being power information · CPC title

• A61B2560/0204

  of power management · CPC title