IP Library › Granted Patent US 12684641

Granted Patent B2

US 12684641 · App. 18/278,381 · Granted Jul 14, 2026

Method and system for retrieving lost-of-contact mobile terminal, device, and storage medium

Inventors: Qianwen Jiang (Beijing, CN); Yongzhong Zhang (Beijing, CN); Hao Zhang (Beijing, CN); Lili Chen (Beijing, CN); Peng Han (Beijing, CN); Huidong He (Beijing, CN); Juanjuan Shi (Beijing, CN); Weihua Du (Beijing, CN)

Assignee: BOE Technology Group Co., Ltd.

H04W76/18 G01S19/14

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Quick Facts

Patent No.: US 12684641
App. No.: 18/278,381
Granted: Jul 14, 2026
Kind: B2

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Abstract

Provided is a method for retrieving a lost-of-contact mobile terminal. The method is applied to a first control terminal, and includes: receiving a first lost-of-contact distress signal a first mobile terminal forwarded by a server; displaying a help seeking interface; sending, in response to a help-retrieving instruction, a first help-retrieving request to the server; and receiving a first confirmation help message from a second control terminal from the server, wherein the first confirmation help message indicates that the second control terminal agrees to help retrieve the first mobile terminal.

Claims (82)

1 . A method for retrieving a lost-of-contact mobile terminal, applied to a first control terminal, comprising:

receiving a first lost-of-contact distress signal from a first mobile terminal forwarded by a server, wherein the first lost-of-contact distress signal indicates that the first mobile terminal is disconnected from the first control terminal, and the first lost-of-contact distress signal at least comprises an identity identifier of the first mobile terminal, an identity identifier of the first control terminal, and current positioning information of the first mobile terminal;

displaying a help seeking interface, wherein the help seeking interface is configured to determine whether the first control terminal chooses to retrieve the first mobile terminal by itself or request other control terminals to help retrieve the first mobile terminal;

sending, in response to a help-retrieving instruction, a first help-retrieving request to the server, wherein the first help-retrieving request at least comprises first authorization information, channel information of a first channel, and current positioning information of the first control terminal, wherein the first authorization information is information of the first mobile terminal authorizing the first control terminal to control the first mobile terminal, and the first channel is a communication channel between the first mobile terminal and the first control terminal; and

receiving a first confirmation help message from a second control terminal from the server, wherein the first confirmation help message indicates that the second control terminal agrees to help retrieve the first mobile terminal.

2 . The method according to claim 1 , further comprising:

receiving a second help-retrieving request from the server, wherein the second help-retrieving request indicates that a second control terminal requests to help retrieve a disconnected second mobile terminal;

displaying a request help interface, wherein the request help interface is configured to determine whether the first control terminal agrees to help retrieve the second mobile terminal;

sending, in response to a confirmation help instruction, a second confirmation help message to the server, wherein the second confirmation help message indicates that the first control terminal agrees to help retrieve the second mobile terminal; and

controlling the second mobile terminal to move to a current position of the second control terminal.

3 . The method according to claim 1 , wherein the first control terminal interacts with the first mobile terminal by means of radio communication, and the method further comprises:

sending a control signal to the first mobile terminal via a first channel to control the first mobile terminal, wherein the first channel is a communication channel between the first mobile terminal and the first control terminal;

receiving image-transmitting data from the first mobile terminal via the first channel, wherein the image-transmitting data comprises video data and sensor data, the video data being data acquired by a first person main view FPV camera on the first mobile terminal, and the sensor data being data acquired by a sensor on the first mobile terminal; and

displaying the video data and the sensor data.

4 . The method according to claim 3 , wherein prior to sending the control signal to the first mobile terminal via the first channel, the method further comprises:

receiving a pairing message broadcast by the first mobile terminal, wherein the pairing message comprises an identity identifier of the first mobile terminal and channel information of the first channel;

displaying a pairing interface, wherein the pairing interface comprises the identity identifier of the first mobile terminal and the channel information of the first channel;

sending, in response to a pairing instruction, a pairing request to the first mobile terminal, wherein the pairing request comprises an identity identifier of the first control terminal, a control mode expected by the first control terminal, the channel information of the first channel, and the identity identifier of the first mobile terminal; and

receiving a pairing success response from the first mobile terminal, wherein the pairing success response indicates that the first mobile terminal has authorized the first control terminal to use the control mode for control.

5 . A computer device, comprising a memory and a processor, wherein the memory is configured to store a computer program, and the processor is configured to execute the computer program stored in the memory, to perform the method as defined in claim 1 .

6 . The computer device according to claim 5 , wherein the method further comprises:

displaying a request help interface, wherein the request help interface is configured to determine whether the first control terminal agrees to help retrieve the second mobile terminal;

controlling the second mobile terminal to move to a current position of the second control terminal.

7 . The computer device according to claim 5 , wherein the first control terminal interacts with the first mobile terminal by means of radio communication, and the method further comprises:

displaying the video data and the sensor data.

8 . The computer device according to claim 7 , wherein prior to sending the control signal to the first mobile terminal via the first channel, the method further comprises:

displaying a pairing interface, wherein the pairing interface comprises the identity identifier of the first mobile terminal and the channel information of the first channel;

9 . A non-transitory computer-readable storage medium storing a computer program, wherein the computer program, when executed by a processor, causes the processor to perform the method as defined in claim 1 .

10 . The non-transitory computer-readable storage medium according to claim 9 , wherein the method further comprises:

displaying a request help interface, wherein the request help interface is configured to determine whether the first control terminal agrees to help retrieve the second mobile terminal;

controlling the second mobile terminal to move to a current position of the second control terminal.

11 . The non-transitory computer-readable storage medium according to claim 9 , wherein the first control terminal interacts with the first mobile terminal by means of radio communication, and the method further comprises:

displaying the video data and the sensor data.

12 . The non-transitory computer-readable storage medium according to claim 11 , wherein prior to sending the control signal to the first mobile terminal via the first channel, the method further comprises:

displaying a pairing interface, wherein the pairing interface comprises the identity identifier of the first mobile terminal and the channel information of the first channel;

13 . The method according to claim 1 , wherein the first control terminal interacts with the first mobile terminal by means of radio communication, and the method further comprises:

displaying the video data and the sensor data.

14 . The method according to claim 13 , wherein prior to sending the control signal to the first mobile terminal via the first channel, the method further comprises:

displaying a pairing interface, wherein the pairing interface comprises the identity identifier of the first mobile terminal and the channel information of the first channel;

15 . A method for retrieving a lost-of-contact mobile terminal, applied to a server, comprising:

receiving a first lost-of-contact distress signal from a first mobile terminal, wherein the first lost-of-contact distress signal indicates that the first mobile terminal is disconnected from a first control terminal, and the first lost-of-contact distress signal at least comprises an identity identifier of the first mobile terminal, an identity identifier of the first control terminal, and current positioning information of the first mobile terminal;

broadcasting a first help-retrieving request based on the first lost-of-contact distress signal, wherein the first help-retrieving request is configured to request other control terminals to help retrieve the first mobile terminal, wherein the first help-retrieving request at least comprises first authorization information, channel information of a first channel, and current positioning information of the first control terminal, wherein the first authorization information is information of the first mobile terminal authorizing the first control terminal to control the first mobile terminal, and the first channel is a communication channel between the first mobile terminal and the first control terminal;

receiving a first confirmation help message from a second control terminal, wherein the first confirmation help message indicates that the second control terminal agrees to help retrieve the first mobile terminal; and

sending the first confirmation help message to the first control terminal.

16 . The method according to claim 15 , wherein broadcasting the first help-retrieving request based on the first lost-of-contact distress signal comprises:

broadcasting the first lost-of-contact distress signal, or sending the first lost-of-contact distress signal to the first control terminal, wherein the first lost-of-contact distress signal is configured to determine whether the first control terminal chooses to retrieve the first mobile terminal by itself or request other control terminals to help retrieve the first mobile terminal;

receiving and broadcasting the first help-retrieving request from the first control terminal.

17 . The method according to claim 16 , wherein the first lost-of-contact distress signal at least comprises an identity identifier of the first mobile terminal, an identity identifier of the first control terminal, and current positioning information of the first mobile terminal; and

the first help-retrieving request at least comprises first authorization information, channel information of a first channel, and current positioning information of the first control terminal, wherein the first authorization information is information of the first mobile terminal authorizing the first control terminal to control the first mobile terminal, and the first channel is a communication channel between the first mobile terminal and the first control terminal.

18 . The method according to claim 15 , wherein the first lost-of-contact distress signal at least comprises an identity identifier of the first mobile terminal, an identity identifier of the first control terminal, and current positioning information of the first mobile terminal; and

19 . A system for retrieving a lost-of-contact mobile terminal, comprising a first mobile terminal, a first control terminal, and a server, wherein

the first mobile terminal sends a first lost-of-contact distress signal to the server, wherein the first lost-of-contact distress signal indicates that the first mobile terminal is disconnected from the first control terminal, and the first lost-of-contact distress signal at least comprises an identity identifier of the first mobile terminal, an identity identifier of the first control terminal, and current positioning information of the first mobile terminal;

the server receives the first lost-of-contact distress signal, and sends the first lost-of-contact distress signal to the first control terminal;

the first control terminal receives the first lost-of-contact distress signal, and displays a help seeking interface, wherein the help seeking interface is configured to determine whether the first control terminal chooses to retrieve the first mobile terminal by itself or request other control terminals to help retrieve the first mobile terminal;

the first control terminal sends, in response to a help-retrieving instruction, a first help-retrieving request to the server, wherein the first help-retrieving request is configured to request other control terminals to help retrieve the first mobile terminal, wherein the first help-retrieving request at least comprises first authorization information, channel information of a first channel, and current positioning information of the first control terminal, wherein the first authorization information is information of the first mobile terminal authorizing the first control terminal to control the first mobile terminal, and the first channel is a communication channel between the first mobile terminal and the first control terminal;

the server receives and broadcasts the first help-retrieving request; and

the server receives a first confirmation help message from a second control terminal, and sends the first confirmation help message to the first control terminal, wherein the first confirmation help message indicates that the second control terminal agrees to help retrieve the first mobile terminal.

20 . The system according to claim 19 , wherein the first control terminal interacts with the first mobile terminal by means of radio communication;

the first control terminal sends a control signal to the first mobile terminal via a first channel, wherein the first channel is a communication channel between the first mobile terminal and the first control terminal;

the first mobile terminal receives the control signal via the first channel, and executes a corresponding action according to the control signal;

the first mobile terminal sends image-transmitting data to the first control terminal via the first channel, wherein the image-transmitting data comprises video data and sensor data, the video data being data acquired by a first person main view FPV camera on the first mobile terminal, and the sensor data being data acquired by a sensor on the first mobile terminal; and

the first control terminal receives the image-transmitting data via the first channel, and displays the video data and the sensor data.