Method and system for synchronization of sensing operations performed by a plurality of devices

• US 10,383,072 B2
• Filed: 06/28/2017
• Issued: 08/13/2019
• Est. Priority Date: 06/28/2017
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Do, Ju-Yong, Venkatraman, Sai Pradeep, Gao, Weihua, Zhang, Gengsheng, Pon, Rayman
• Primary Examiner(s): Duong, Frank
• Application Number:
  US15/635,830
• Publication Number:
  US 20190007912A1
• Time in Patent Office: 776 Days
• CPC Class Codes: H04W 56/001 Synchronization between nodes
• CPC Class Codes: H04W 64/003 locating network equipment

Abstract

Disclosed is an apparatus and method for synchronization of sensing operations performed by a plurality of devices. The method may include collecting sensing capabilities of one or more connected devices that are communicably coupled with a central device. Each connected device may include one or more sensors, and the sensing capabilities may include at least sensor type and sensing interval for each sensor. The method may also include coordinating sensing operations performed by the central device and the one or more connected devices.

Claims

1. A method for synchronization of sensing operations performed by a plurality of devices, the method comprising:

collecting, by a central device, sensing capabilities of one or more connected devices that are communicably coupled with the central device, wherein each connected device has one or more sensors, and wherein the sensing capabilities comprise at least sensor type and sensing interval for each sensor; and

coordinating, by the central device, sensing operations performed by sensors of the central device and the one or more connected devices.

2. The method of claim 1, wherein coordinating sensing operations further comprises:

generating a schedule that coordinates sensing operations performed by sensors of the central device and the one or more connected devices; and

distributing the schedule to the one or more connected devices causing the central device and the one or more connected devices to perform coordinated sensing operations according to the schedule.

3. The method of claim 1, wherein coordinating sensing operations performed by sensors of the central device and the one or more connected devices comprises, based at least on the collected sensing intervals, causing one or more sensors of the central device to start data collection at the same time as one or more sensors of the one or more connected devices.

4. The method of claim 1, wherein coordinating sensing operations performed by sensors of the central device and the one or more connected devices comprises, based at least on the collected sensing intervals, causing one or more sensors of the central device to perform data collection at intervals that overlap with data collection intervals of one or more sensors of the one or more connected devices.

5. The method of claim 1, wherein coordinating sensing operations performed by sensors of the central device and the one or more connected devices comprises, based at least on the collected sensor types:

causing each of a plurality of sensors of a same sensor type at different connected devices to start data collection at a different time than others of the plurality of sensors of the same sensor type, and

causing each of the plurality of sensors of the same sensor type to perform data collection at intervals which are temporally staggered with respect to data collection performed by others of the plurality of sensors of the same sensor type.

6. The method of claim 1, further comprising:

collecting data from the coordinated sensing operations performed by the one or more connected devices and the central device; and

performing a positioning process by the central device based, at least in part, on the data collected from the coordinated sensing operations.

7. The method of claim 1, further comprising:

collecting data from the coordinated sensing operations performed by the one or more connected devices and the central device; and

providing a location of the central device and the collected data from the coordinated sensing operations associated with the location to a crowdsourcing server.

8. The method of claim 7, wherein the coordinated sensing operations comprises sensing by the one or more connected devices temporally aligned with an interval of crowdsourcing sensing performed by the central device.

9. The method of claim 7, further comprising:

receiving a request to perform on-demand crowdsourcing sensing;

delaying sensing performed by the central device based on sensing intervals of the one or more connected devices; and

initiating sensing operations by the central device with the sensing operations performed by the one or more connected devices.

10. The method of claim 1, wherein the central device is one of a smartphone, a tablet computer, a controller of a motor vehicle, an access point, or a home controller.

11. The method of claim 1, wherein the one or more connected devices comprise one or more of a smart watch, fitness tracker, smart glasses, smart garment, medical device, gaming device, or a combination thereof.

12. The method of claim 1, wherein the central device is communicatively coupled with the one or more connected devices over a personal area network, a wireless local area network, or a combination thereof.

13. An apparatus for synchronization of sensing operations performed by a plurality of devices, the apparatus comprising:

a memory; and

a processor coupled with the memory, wherein the processor configured to;

collect sensing capabilities of one or more connected devices that are communicably coupled with a central device, wherein each connected device has one or more sensors, and wherein the sensing capabilities comprise at least sensor type and sensing interval for each sensor, and

coordinate sensing operations performed by sensors of the central device and the one or more connected devices.

14. The apparatus of claim 13, wherein the processor configured to coordinate sensing operations further comprises the processor configured to:

generate a schedule that coordinates sensing operations performed by sensors of the central device and the one or more connected devices, and

distribute the schedule to the one or more connected devices causing the central device and the one or more connected devices to perform coordinated sensing operations according to the schedule.

15. The apparatus of claim 13, wherein the processor configured to coordinate sensing operations performed by sensors of the central device and the one or more connected devices further comprises the processor configured to:

cause one or more sensors of the central device to start data collection at the same time as one or more sensors of the one or more connected devices, based at least on the collected sensing intervals.

16. The apparatus of claim 13, wherein the processor configured to coordinate sensing operations performed by sensors of the central device and the one or more connected devices further comprises the processor configured to:

cause one or more sensors of the central device to perform data collection at intervals that overlap with data collection intervals of one or more sensors of the one or more connected devices, based at least on the collected sensing intervals.

17. The apparatus of claim 13, wherein the processor configured to coordinate sensing operations performed by sensors of the central device and the one or more connected devices further comprises the processor configured to, based at least on the collected sensor types:

cause each of a plurality of sensors of a same sensor type at different connected devices to start data collection at a different time than others of the plurality of sensors of the same sensor type, and

cause each of the plurality of sensors of the same sensor type to perform data collection at intervals which are temporally staggered with respect to data collection performed by others of the plurality of sensors of the same sensor type.

18. The apparatus of claim 13, further comprising the processor configured to:

collect data from the coordinated sensing operations performed by the one or more connected devices and the central device; and

perform a positioning process by the central device based, at least in part, on the data collected from the coordinated sensing operations.

19. The apparatus of claim 13, further comprising the processor configured to:

collect data from the coordinated sensing operations performed by the one or more connected devices and the central device; and

provide a location of the central device and the data collected from the coordinated sensing operations associated with the location to a crowdsourcing server.

20. The apparatus of claim 19, wherein the coordinated sensing operations comprises sensing by the one or more connected devices temporally aligned with an interval of crowdsourcing sensing performed by the central device.

21. The apparatus of claim 19, further comprising the processor configured to:

receive a request to perform on-demand crowdsourcing sensing;

delay sensing performed by the central device based on sensing intervals of the one or more connected devices; and

initiate sensing operations by the central device with the sensing operations performed by the one or more connected devices.

22. The apparatus of claim 13, wherein the apparatus is the central device, and wherein the central device comprises a smartphone, a controller of a motor vehicle, an access point, or a home controller.

23. The apparatus of claim 13, wherein the one or more connected devices comprise one or more of a smart watch, fitness tracker, smart glasses, smart garment, medical device, gaming device, or a combination thereof.

24. The apparatus of claim 13, wherein the apparatus is communicatively coupled with the one or more connected devices over a personal area network, a wireless local area network, or a combination thereof.

25. A system, comprising:

means for collecting sensing capabilities of one or more connected devices that are communicably coupled with a central device, wherein each connected device has one or more sensors, and wherein the sensing capabilities comprise at least sensor type and sensing interval for each sensor; and

means for coordinating sensing operations performed by sensors of the central device and the one or more connected devices.

26. The system of claim 25, wherein the means for coordinating sensing operations further comprises:

means for generating a schedule that coordinates sensing performed by sensors of the central device and the one or more connected devices; and

means for distributing the schedule to the one or more connected devices causing the central device and the one or more connected devices to perform coordinated sensing according to the schedule.

27. The system of claim 25, further comprising:

means for collecting data from the coordinated sensing operations performed by the one or more connected devices and the central device; and

means for performing a positioning process by the central device based, at least in part, on the data collected from the coordinated sensing.

28. The system of claim 25, further comprising:

means for collecting data from the coordinated sensing operations performed by the one or more connected devices and the central device; and

means for providing a location of the central device and the data collected from the coordinated sensing operations associated with the location to a crowdsourcing server.

29. The system of claim 25, wherein the system is the central device, and wherein the central device comprises a smartphone, a controller of a motor vehicle, an access point, or a home controller,

wherein the one or more connected devices comprise one or more of a smart watch, fitness tracker, smart glasses, smart garment, medical device, gaming device, or a combination thereof, and

wherein the central device is communicatively coupled with the one or more connected devices over a personal area network, a wireless local area network, or a combination thereof.

30. A non-transitory computer readable storage medium including instructions that, when executed by a processor, cause the processor to perform a method for synchronization of sensing operations performed by a plurality of devices, the method comprising:

collecting sensing capabilities of one or more connected devices that are communicably coupled with a central device, wherein each connected device has one or more sensors, and wherein the sensing capabilities comprise at least sensor type and sensing interval for each sensor; and

coordinating, by the central device, sensing operations performed by sensors of the central device and the one or more connected devices.