Method and device for triggering specified operation

• US 9,991,975 B2
• Filed: 03/03/2016
• Issued: 06/05/2018
• Est. Priority Date: 07/31/2015
• Status: Active Grant

• Current Assignee: Xiaomi Inc. (Xiaomi Corp.)
• Original Assignee: Xiaomi Inc. (Xiaomi Corp.)
• Inventors: Chen, Hong, Gao, Ziguang, Hou, Enxing
• Primary Examiner(s): Miah, Liton
• Application Number:
  US15/059,986
• Publication Number:
  US 20170033877A1
• Time in Patent Office: 824 Days
• CPC Class Codes: G05B 11/00 Automatic controllers G05B13/00 takes precedence
• CPC Class Codes: G05B 15/02 electric
• CPC Class Codes: G05B 2219/2642 Domotique, domestic, home control, automation, smart house
• CPC Class Codes: H04B 1/1027 assessing signal quality or detecting noise/interference for the received signal
• CPC Class Codes: H04B 17/309 Measuring or estimating channel quality parameters
• CPC Class Codes: H04B 17/318 Received signal strength
• CPC Class Codes: H04L 12/2803 Home automation networks
• CPC Class Codes: H04W 24/10 Scheduling measurement reports ; Arrangements for measurement reports
• CPC Class Codes: H04W 4/80 Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Abstract

The present disclosure relates to a method and a device for triggering a specified operation, and belongs to the field of smart home technologies. The method includes obtaining a wireless signal received by a receiving device and sent by a specified signal source, determining whether a disturbance occurs in the first wireless signal, obtaining a signal quality characteristic of the wireless signal if it is determined that a disturbance occurs in the wireless signal; determining whether the signal quality characteristic matches with predetermined characteristic sample; and triggering the intelligent device to perform the specified operation if the signal quality characteristic matches with the predetermined characteristic sample.

Claims

1. A method, comprising:

obtaining a first wireless signal received by a receiving device and sent by a signal source, the first wireless signal being transmitted by the signal source via a wireless signal field and in a form of a broadcast message or a point-to-point message that carries an identification including media access control address of the signal source;

calculating a first signal quality of the first wireless signal;

determining whether the first signal quality of the first wireless signal is within a predetermined signal quality range during a certain period;

obtaining a signal quality characteristic of the first wireless signal if it is determined that the first signal quality of the first wireless signal is within the predetermined signal quality range during the certain period;

determining whether the signal quality characteristic matches with a predetermined characteristic sample; and

triggering an intelligent device to perform a specified operation if the signal quality characteristic matches with the predetermined characteristic sample based on a correspondence relationship between the predetermined characteristic sample and a combination of the specified operation and the identification that identifies the intelligent device.

2. The method according to claim 1, wherein before obtaining a first wireless signal received by a receiving device and sent by a specified signal source, the method further comprises:

obtaining a second wireless signal sent by the signal source and received by the receiving device during a sample setting period;

generating a signal quality characteristic spectrum based on the second wireless signal during the sample setting period, wherein the signal quality characteristic spectrum is configured to indicate a signal quality of the second wireless signal during the sample setting period; and

setting the predetermined characteristic sample based on the signal quality characteristic spectrum.

3. The method according to claim 2,

wherein the sample setting period is a period of time with a first time as a start time and a predetermined length, and the first time is a time of receiving an operation for starting to set the predetermined characteristic sample.

4. The method of according to claim 2,

wherein the sample setting period is a period of time with a first time as a start time and a second time as an end time;

and

wherein the first time is a time of receiving an operation for starting to set the predetermined characteristic sample, and the second time is a time of receiving an operation for stopping setting the predetermined characteristic sample.

5. The method according to claim 1, wherein triggering the intelligent device to perform the specified operation comprises:

searching for the specified operation and the intelligent device for performing the specified operation based on the predetermined characteristic sample; and

sending a triggering signal for the intelligent device to perform the specified operation.

6. The method according to claim 1, wherein triggering the intelligent device to perform the specified operations comprises:

sending a wireless triggering signal for the intelligent device to perform the specified operation.

7. The method according to claim 1, wherein the signal source comprises two or more signal sources disposed adjacent to each other and obtaining a signal quality characteristic of the first wireless signal comprises:

obtaining signal quality characteristics of wireless signals received by the receiving device and sent by the two or more signal sources if it is determined that disturbances occur simultaneously in the wireless signals received by the receiving device and sent by the two or more signal sources.

8. The method according to claim 1, wherein the signal quality characteristic includes at least one of a minimum signal quality, an average signal quality and a disturbance duration.

9. The method according to claim 1, wherein determining whether a disturbance occurs in the first wireless signal comprises:

determining whether the first wireless signal is within a predetermined signal quality range during a certain period.

10. The method according to claim 1, wherein the receiving device comprises two or more signal receivers and triggering the intelligent device to perform the specified operation comprises:

determining an order of disturbances occurring in wireless signals received by the two or more signal receivers;

searching for the specified operation and the intelligent device for performing the specified operation based on the order and the predetermined characteristic sample; and

sending a triggering signal for the intelligent device to perform the specified operation.

11. The method according to claim 1, wherein the method is performed by an intelligent household device or a server, and the intelligent household device comprises the receiving device and has wireless communication function;

the signal source is an electronic device having functions same with that of the intelligent household device, and the first wireless signal has functions of completing information transmission with the intelligent household device.

12. An apparatus, comprising:

a processor;

a memory for storing instructions that cause the processor to perform actions including;

obtaining a first signal quality of a first wireless signal received by a receiving device and sent by a signal source, the first wireless signal being transmitted by the signal source via a wireless signal field and in a form of a broadcast message or a point-to-point message that carries an identification including media access control address of the signal source;

calculating a first signal quality of the first wireless signal;

determining whether the first signal quality of the first wireless signal is within a predetermined signal quality range during a certain period;

obtaining a signal quality characteristic of the first signal quality if it is determined that the first signal quality of the first wireless signal is within the predetermined signal quality range during the certain period;

determining whether the signal quality characteristic matches with a predetermined characteristic sample; and

triggering an intelligent device to perform a specified operation if the signal quality characteristic matches with the predetermined characteristic sample based on a correspondence relationship between the predetermined characteristic sample and a combination of the specified operation and the identification that identifies the target device.

13. The apparatus according to claim 12, wherein to the actions further comprise:

obtaining a second signal quality of a second wireless signal sent by the signal source and received by the receiving device during a sample setting period before the first obtaining module obtains the first signal quality of the first wireless signal, wherein the sample setting period is a period of time specified to set the predetermined characteristic sample;

generating a signal quality characteristic spectrum based on the second signal quality of the second wireless signal, wherein the signal quality characteristic spectrum is configured to indicate a signal quality corresponding to each time during the sample setting period; and

setting the predetermined characteristic sample based on the signal quality characteristic spectrum.

14. The apparatus according to claim 13,

wherein the sample setting period is a period of time with a first time as a start time and a predetermined length;

or the sample setting period is a period of time with a first time as a start time and a second time as an end time, and

wherein the first time is a time of receiving an operation for starting to set the predetermined characteristic sample, and the second time is a time of receiving an operation for stopping setting the predetermined characteristic sample.

15. The apparatus according to claim 12, wherein the actions further comprise:

searching for the specified operation and a target device for performing the specified operation based on the predetermined characteristic sample; and

triggering the target device to perform the specified operation.

16. The apparatus according to claim 12, wherein the specified signal source comprises two or more signal sources disposed adjacent to each other, and the actions further comprise:

obtaining the signal quality characteristics of the first signal quality of wireless signals received by the receiving device and sent by the two or more signal sources if it is determined that disturbances occur simultaneously in the first signal quality of the wireless signals.

17. The apparatus according to claim 12, wherein the receiving device comprises two or more signal receivers and the actions further comprise:

determining an order of disturbances occurring in the first signal quality of wireless signals received by the two or more signal receivers;

for the specified operation and a target device for performing the specified operation based on the order and the predetermined characteristic sample; and

triggering the target device to perform the specified operation.

18. The apparatus according to claim 12, wherein the apparatus further comprises the receiving device and has wireless communication function;

the signal source is an electronic device having functions same with that of the intelligent household device, and the first wireless signal has functions of completing information transmission with the intelligent household device.

19. A system, comprising:

a receiving device;

a signal source; and

a device for triggering a specified operation;

wherein the device comprises;

a processor; and

a memory for storing instructions executable by the processor,

wherein the processor is configured to cause the device to perform;

obtaining a first signal quality of a first wireless signal received by the receiving device and sent by a specified signal source, the first wireless signal being transmitted by the signal source via a wireless signal field and in a form of a broadcast message or a point-to-point message that carries an identification including media access control address of the signal source;

calculating a first signal quality of the first wireless signal;

determining whether the first signal quality of the first wireless signal is within a predetermined signal quality range during a certain period;

obtaining a signal quality characteristic of the first signal quality if it is determined that the first signal quality of the first wireless signal is within the predetermined signal quality range during the certain period;

determining whether the signal quality characteristic matches with a predetermined characteristic sample; and

triggering a target device to perform the specified operation if the signal quality characteristic matches with the predetermined characteristic sample based on a correspondence relationship between the predetermined characteristic sample and a combination of the specified operation and the identification that identifies the target device.

20. The system of claim 19, wherein the device for triggering a specified operation is a part of the receiving device.

21. The system of claim 19, wherein the device for triggering a specified operation is a device separate from the receiving device.