Switching method and portable electronic device

• US 10,598,797 B2
• Filed: 12/29/2015
• Issued: 03/24/2020
• Est. Priority Date: 12/29/2015
• 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: Zhang, Yajun
• Primary Examiner(s): Taylor, Nathan S
• Application Number:
  US16/066,616
• Publication Number:
  US 20190331802A1
• Time in Patent Office: 1,547 Days
• CPC Class Codes: G01C 21/3423 Multimodal routing, i.e. combining two or more modes of transportation, where the modes can be any of, e.g. driving, walking, cycling, public transport
• CPC Class Codes: G01C 5/06 by using barometric means
• CPC Class Codes: G01S 19/46 the supplementary measurement being of a radio-wave signal type
• CPC Class Codes: H04M 1/00 Substation equipment, e.g. for use by subscribers subscriber services or facilities provided at exchanges H04M3/00; prepayment telephone coin boxes H04M17/00; current supply arrangements H04M19/08
• CPC Class Codes: H04W 4/02 Services making use of location information
• CPC Class Codes: H04W 4/029 Location-based management or tracking services
• CPC Class Codes: H04W 4/40 for vehicles, e.g. vehicle-to-pedestrians [V2P]
• CPC Class Codes: H04W 64/006 with additional information processing, e.g. for direction or speed determination

Abstract

A method includes obtaining barometric data collected by the barometer in preset duration and sound intensity data collected by the sound sensor in the preset duration, where the barometric data includes n groups of collection moments and barometric values, the sound intensity data includes n groups of collection moments and sound intensity values, the barometer and the sound sensor perform collection synchronously, and n is an integer greater than 1, determining that the barometric data and the sound intensity data meet a preset condition, and switching a first positioning algorithm to a second positioning algorithm or switching a first positioning technology to a second positioning technology.

Claims

1. A switching method, applied to a portable electronic device comprising a barometer and a sound sensor, comprising:

obtaining barometric data collected by the barometer in a preset duration and sound intensity data collected by the sound sensor in the preset duration, wherein the barometric data comprises barometric values collected in a series of moments in the preset duration, wherein the sound intensity data comprises sound intensity data collected in the series of moments in the preset duration, and wherein the barometer and the sound sensor perform collection synchronously;

determining that the barometric data and the sound intensity data meet a preset condition, wherein the preset condition corresponds to the portable electronic device entering a vehicle; and

switching a first positioning algorithm to a second positioning algorithm or switching a first positioning technology to a second positioning technology based on a determination that the portable electronic device enters the vehicle, wherein the preset condition comprises at least one of;

at least one barometric value in the barometric data is greater than a first threshold and at least one sound intensity value in the sound intensity data is greater than a second threshold;

the at least one barometric value in the barometric data increases at least once and the at least one sound intensity value in the sound intensity data increases at least once;

an average value of all the barometric values in the barometric data is greater than a third threshold and an average value of all the sound intensity values in the sound intensity data is greater than a fourth threshold;

an absolute value of a difference between a first time when a sound intensity value in the sound intensity data is greater than the second threshold and a second time when a barometric value in the barometric data is greater than the first threshold is less than a fifth threshold;

an absolute value of a difference between a third time when a sound intensity value in the sound intensity data increases and a fourth time when a barometric value in the barometric data increases is less than a sixth threshold;

or

an absolute value of a difference between a fifth time when the average value of all the sound intensity values in the sound intensity data is greater than the fourth threshold and a sixth time when the average value of all the barometric values in the barometric data is greater than the third threshold is less than a seventh threshold.

2. The switching method of claim 1, wherein before obtaining the barometric data and the sound intensity data, the switching method further comprises:

determining that the portable electronic device approaches the vehicle; and

triggering to obtain the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

3. The switching method of claim 2, wherein after switching the first positioning algorithm to the second positioning algorithm, the switching method further comprises:

determining that the portable electronic device leaves the vehicle; and

switching the second positioning algorithm to the first positioning algorithm.

4. The switching method of claim 2, wherein after switching the first positioning technology to the second positioning technology, the switching method further comprises:

determining that the portable electronic device leaves the vehicle; and

switching the second positioning technology to the first positioning technology.

5. The switching method of claim 2, wherein after switching the first positioning algorithm to the second positioning algorithm or switching the first positioning technology to the second positioning technology, the switching method further comprises stop obtaining the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

6. The switching method of claim 1, wherein after switching the first positioning algorithm to the second positioning algorithm or switching the first positioning technology to the second positioning technology, the switching method further comprises stop obtaining the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

7. An electronic device, comprising:

a non-transitory computer-readable storage medium storing programming instructions;

a barometer coupled to the non-transitory computer-readable storage medium and configured to collect barometric data in a preset duration;

a sound sensor coupled to the non-transitory computer-readable storage medium and configured to collect sound intensity data in the preset duration; and

at least one processor coupled to the non-transitory computer-readable storage medium, the barometer, and the sound sensor, wherein the programming instructions cause the at least one processor to be configured to;

obtain the barometric data and the sound intensity data, wherein the barometric data comprises barometric values collected in a series of moments in the preset duration, wherein the sound intensity data comprises sound intensity data collected in the series of moments in the preset duration, and wherein the barometer and the sound sensor perform collection synchronously;

determine that the barometric data and the sound intensity data meet a preset condition, wherein the preset condition corresponds to the electronic device entering a vehicle; and

switch a first positioning algorithm to a second positioning algorithm or switch a first positioning technology to a second positioning technology based on a determination that the electronic device enters the vehicle, wherein the preset condition comprises at least one of;

at least one barometric value in the barometric data is greater than a first threshold and at least one sound intensity value in the sound intensity data is greater than a second threshold;

the at least one barometric value in the barometric data increases at least once and the at least one sound intensity value in the sound intensity data increases at least once;

an average value of all the barometric values in the barometric data is greater than a third threshold and an average value of all the sound intensity values in the sound intensity data is greater than a fourth threshold;

an absolute value of a difference between a first time when a sound intensity value in the sound intensity data is greater than the second threshold and a second time when a barometric value in the barometric data is greater than the first threshold is less than a fifth threshold;

an absolute value of a difference between a third time when a sound intensity value in the sound intensity data increases and a fourth time when a barometric value in the barometric data increases is less than a sixth threshold;

or

an absolute value of a fifth time when the average value of all the sound intensity values in the sound intensity data is greater than the fourth threshold and a sixth time when the average value of all the barometric values in the barometric data is greater than the third threshold is less than a seventh threshold.

8. The electronic device of claim 7, wherein before obtaining the barometric data and the sound intensity data, the programming instructions further cause the at least one processor to be configured to:

determine that the electronic device approaches the vehicle; and

trigger to obtain the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

9. The electronic device of claim 8, wherein after switching the first positioning algorithm to the second positioning algorithm, the programming instructions further cause the at least one processor to be configured to:

determine that the electronic device leaves the vehicle; and

switch the second positioning algorithm to the first positioning algorithm.

10. The electronic device of claim 8, wherein after switching the first positioning technology to the second positioning technology, the programming instructions further cause the at least one processor to be configured to:

determine that the electronic device leaves the vehicle; and

switch the second positioning technology to the first positioning technology.

11. The electronic device of claim 8, wherein after switching the first positioning algorithm to the second positioning algorithm or switching the first positioning technology to the second positioning technology, the programming instructions further cause the at least one processor to be configured to stop obtaining the barometric data and the sound intensity data.

12. The electronic device of claim 7, wherein after switching the first positioning algorithm to the second positioning algorithm or switching the first positioning technology to the second positioning technology, the programming instructions further cause the at least one processor to be configured to stop obtaining the barometric data and the sound intensity data.

13. A non-transitory computer readable storage medium storing one or more programs comprising programming instructions, and when executed by an electronic device comprising a barometer and a sound sensor, the programming instructions cause the electronic device to be configured to:

obtain barometric data collected by the barometer in a preset duration and sound intensity data collected by the sound sensor in the preset duration, wherein the barometric data comprises barometric values collected in a series of moments in the preset duration, wherein the sound intensity data comprises sound intensity data collected in the series of moments in the preset duration, and wherein the barometer and the sound sensor perform collection synchronously;

determine that the barometric data and the sound intensity data meet a preset condition, wherein the preset condition corresponds to the electronic device entering a vehicle; and

switch a first positioning algorithm to a second positioning algorithm or switch a first positioning technology to a second positioning technology based on a determination that the electronic device enters the vehicle, wherein the preset condition comprises at least one of;

at least one barometric value in the barometric data is greater than a first threshold and at least one sound intensity value in the sound intensity data is greater than a second threshold;

the at least one barometric value in the barometric data increases at least once and the at least one sound intensity value in the sound intensity data increases at least once;

an average value of all the barometric values in the barometric data is greater than a third threshold and an average value of all the sound intensity values in the sound intensity data is greater than a fourth threshold;

an absolute value of a difference between a first time when a sound intensity value in the sound intensity data is greater than the second threshold and a second time when a barometric value in the barometric data is greater than the first threshold is less than a fifth threshold;

an absolute value of a difference between a third time when a sound intensity value in the sound intensity data increases and a fourth time when a barometric value in the barometric data increases is less than a sixth threshold;

or

an absolute value of a fifth time when the average value of all the sound intensity values in the sound intensity data is greater than the fourth threshold and a sixth time when the average value of all the barometric values in the barometric data is greater than the third threshold is less than a seventh threshold.

14. The non-transitory computer readable storage medium of claim 13, wherein before obtaining the barometric data and the sound intensity data, the programming instructions further cause the electronic device to be configured to:

determine that the electronic device approaches the vehicle; and

trigger to obtain the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

15. The non-transitory computer readable storage medium of claim 14, wherein after switching the first positioning algorithm to the second positioning algorithm, the programming instructions further cause the electronic device to be configured to:

determine that the electronic device leaves the vehicle; and

switch the second positioning algorithm to the first positioning algorithm.

16. The non-transitory computer readable storage medium of claim 14, wherein after switching the first positioning technology to the second positioning technology, the programming instructions further cause the electronic device to be configured to:

determine that the electronic device leaves the vehicle; and

switch the second positioning technology to the first positioning technology.

17. The non-transitory computer readable storage medium of claim 14, wherein after switching the first positioning algorithm to the second positioning algorithm, the programming instructions further cause the electronic device to be configured to stop obtaining the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

18. The non-transitory computer readable storage medium of claim 14, wherein after switching the first positioning technology to the second positioning technology, the programming instructions further cause the electronic device to be configured to stop obtaining the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

19. The non-transitory computer readable storage medium of claim 13, wherein after switching the first positioning algorithm to the second positioning algorithm, the programming instructions further cause the electronic device to be configured to stop obtaining the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.

20. The non-transitory computer readable storage medium of claim 13, wherein after switching the first positioning technology to the second positioning technology, the programming instructions further cause the electronic device to be configured to stop obtaining the barometric data collected by the barometer in the preset duration and the sound intensity data collected by the sound sensor in the preset duration.