US-12626590-B2 - Communication method, device and storage medium

US12626590B2US 12626590 B2US12626590 B2US 12626590B2US-12626590-B2

Abstract

Provided is a communication method, including: acquiring to-be-transmitted target data; acquiring information of parsing conditions required to be satisfied by a node for parsing the target data, wherein the parsing conditions include that a distance between a position of the node for parsing the target data and an initial position is less than or equal to a target distance, the initial position being a position of the first node or an occurrence position of a target event, and the target data indicating the target event; and sending a target message including the information of the parsing conditions and the target data.

Inventors

Youxue WANG

Assignees

Beijing Boe Technology Development Co., Ltd.
BOE TECHNOLOGY GROUP CO., LTD.

Dates

Publication Date: 20260512
Application Date: 20230104
Priority Date: 20220105

Claims (12)

1 . A communication method, being performed by a first node and comprising: acquiring to-be-transmitted target data; acquiring information of parsing conditions required to be satisfied by a node for parsing the target data, wherein the parsing conditions comprise that a distance between a position of the node for parsing the target data and an initial position is less than or equal to a target distance, the initial position being a position of the first node or an occurrence position of a target event, and the target data indicating the target event; and broadcasting a target message, wherein the target message comprises the information of the parsing conditions and the target data; wherein the target message comprises a first sub-message and a second sub-message, the first sub-message comprises the information of the parsing conditions, and the second sub-message comprises the target data; and broadcasting the target message comprises: broadcasting the first sub-message and the second sub-message sequentially, wherein a second node that receives the target message is configured to first receive the first sub-message, and then receive the second sub-message in response to the second node satisfying the parsing conditions; wherein the target message further comprises a sending period for the target message and a sending deadline for the target message, and the communication method further comprises: acquiring the sending period and the sending deadline; and broadcasting the target message repeatedly based on the sending period prior to the sending deadline.
2 . The communication method according to claim 1 , wherein the information of the parsing conditions comprises the initial position and the target distance, and the initial position is the position of the first node.
3 . The communication method according to claim 1 , wherein at least one of following conditions is satisfied: the parsing conditions comprise the node for parsing the target data is disposed at a target orientation of the first node, and the information of the parsing conditions comprises the position of the first node and the target orientation; the parsing conditions further comprise a moving direction of the node for parsing the target data is a target moving direction, and the information of the parsing conditions comprises the target moving direction; the parsing conditions further comprise a frequency of receiving the target data by the node for parsing the target data is less than a frequency threshold, and the information of the parsing conditions comprises an identifier of the target message; or the parsing conditions further comprise an identifier of the node for parsing the target data belongs to a node identifier set, and the information of the parsing conditions comprises the node identifier set.
4 . A communication device, wherein the communication apparatus comprises: a processor and a memory storing programs therein, wherein the processor, when running the programs stored in the memory, is caused to perform the communication method as defined in claim 1 .
5 . A non-transitory computer-readable storage medium storing instructions therein, wherein the instructions, when executed on a computer, cause the computer to perform the communication method as defined in claim 1 .
6 . The communication method according to claim 1 , wherein the first node is a vehicle.
7 . The communication method according to claim 1 , wherein the first node and the second node are both vehicles.
8 . A communication method, being performed by a second node and comprising: receiving information of parsing conditions in a target message, wherein the target message further comprises target data, and the parsing conditions comprise that a distance between a position of a node for parsing the target data and an initial position is less than or equal to a target distance; the initial position being a position of a first node or an occurrence position of a target event, and the target data indicating the target event; judging whether the second node satisfies the parsing conditions or not based on the information of the parsing conditions; and parsing the target data as received in response to the second node satisfying the parsing conditions; wherein the target message comprises a first sub-message and a second sub-message sent by the first node in sequence, the first sub-message comprises the information of the parsing conditions, and the second sub-message comprises the target data; receiving the information of the parsing conditions in the target message comprises: receiving the first sub-message; the method further comprises: receiving the second sub-message in response to the second node satisfying the parsing conditions; and parsing the target data as received comprises: parsing the target data in the second sub-message; wherein the target message further comprises a sending period for the target message and a sending deadline for the target message, and the communication method further comprises: forwarding the target message periodically based on the sending period prior to the sending deadline in a case where a distance between a position of the second node and the initial position is less than the target distance.
9 . The communication method according to claim 8 , wherein the initial position is the position of the first node, and the information of the parsing conditions comprises a preset distance; and judging whether the second node satisfies the parsing conditions or not based on the information of the parsing conditions comprises: determining whether a distance between a position of the second node and a position of a node for sending the information of the parsing conditions is less than or equal to the preset distance in the information of the parsing conditions based on a time of flight (TOF) method; and determining that a distance between the position of the second node and the initial position is less than or equal to the target distance in a case where the distance between the position of the second node and the position of the node for sending the information of the parsing conditions is less than or equal to the preset distance in the information of the parsing conditions.
10 . The communication method according to claim 8 , wherein the initial position is the position of the first node, and the information of the parsing conditions comprises a preset distance; judging whether the second node satisfies the parsing conditions or not based on the information of the parsing conditions comprises: determining whether a distance between the position of the second node and a position of the node for sending the information of the parsing conditions is less than or equal to the preset distance in the information of the parsing conditions based on a time of flight (TOF) method; and determining that the distance between the position of the second node and the initial position is less than or equal to the target distance in a case where the distance between the position of the second node and the position of the node for sending the information of the parsing conditions is less than or equal to the preset distance in the information of the parsing conditions; and prior to forwarding the target message, the method further comprises: modifying the preset distance in the information of the parsing conditions, wherein a difference between the preset distance in the information of the parsing conditions prior to modification and the preset distance in the information of the parsing conditions after modification is equal to a distance between the position of the second node and the position of the first node.
11 . A communication apparatus, wherein the communication apparatus comprises: a processor and a memory storing programs therein, wherein the processor, when running the programs stored in the memory, is caused to perform the communication method as defined in claim 8 .
12 . A non-transitory computer-readable storage medium storing instructions therein, wherein the instructions, when executed on a computer, cause the computer to perform the communication method as defined in claim 8 .

Description

The present disclosure is a U.S. national stage of international application No. PCT/CN2023/070490, filed on Jan. 4, 2023, which claims priority to Chinese Patent Application No. 202210005162.9, filed on Jan. 5, 2022, and entitled “COMMUNICATION METHOD, DEVICE AND SYSTEM”, the disclosures of which are herein incorporated by reference in their entireties. TECHNICAL FIELD The present disclosure relates to communications technologies, and in particular, to a communication method, device, and storage medium. BACKGROUND With the development of science and technology, vehicles (a type of node in a communication system) on roads are more and more, and traffic congestion often occurs on the roads. In some embodiments, after a traffic accident occurs at a certain position on a certain lane, a user of a vehicle in the traffic accident places a warning sign at this position to warn vehicles behind to change lanes in time. However, due to distance and sight line obstruction, the vehicles behind cannot change lanes in time and are concentrated near the warning sign to change lanes. In this way, traffic congestion is prone to forming in the case that the traffic flow is large. Therefore, a method for alleviating traffic congestion is needed. SUMMARY The present disclosure provides a communication method, device, and storage medium. The technical solutions are as follows: According to some embodiments of the present disclosure, a communication method is provided. The method is performed by a first node, and the method includes: acquiring to-be-transmitted target data;acquiring information of parsing conditions required to be satisfied by a node for parsing the target data, wherein the parsing conditions include that a distance between a position of the node for parsing the target data and an initial position is less than or equal to a target distance; the initial position being a position of the first node or an occurrence position of a target event, and the target data indicating the target event; andsending a target message including the information of the parsing conditions and the target data. In some embodiments, the method satisfies any one of the following conditions: the information of the parsing conditions includes the initial position and the target distance; orthe information of the parsing conditions includes the target distance in a case where the initial position is the position of the first node. In some embodiments, the method satisfies at least one of the following conditions: the parsing conditions include the node for parsing the target data is disposed at a target orientation of the first node, and the information of the parsing conditions includes the position of the first node and the target orientation;the parsing conditions further include a moving direction of the node for parsing the target data is a target moving direction, and the information of the parsing conditions includes the target moving direction;the parsing conditions further include a frequency of receiving the target data by the node for parsing the target data is less than a frequency threshold, and the information of the parsing conditions includes an identifier of the target message; orthe parsing conditions further include an identifier of the node for parsing the target data belonging to a node identifier set, and the information of the parsing conditions includes the node identifier set. In some embodiments, the target message includes a first sub-message and a second sub-message, the first sub-message includes the information of the parsing conditions, and the second sub-message includes the target data; and sending the target message including the information of the parsing conditions and the target data includes:sending the first sub-message and the second sub-message sequentially. In some embodiments, the method further includes: sending the target message repeatedly. In some embodiments, the method further includes: acquiring a sending period for the target message and a sending deadline for the target message;sending the target message repeatedly includes:sending the target message repeatedly based on the sending period prior to the sending deadline; andthe target message further includes the sending period and the sending deadline. According to some embodiments of the present disclosure, a communication method is provided. The method is performed by a second node, and the method includes: receiving information of parsing conditions in a target message, wherein the target message further includes target data, and the parsing conditions include that a distance between a position of a node for parsing the target data and an initial position is less than or equal to a target distance, the initial position being a position of a first node, or an occurrence position of a target event, and the target data indicating the target event;judging whether the second node satisfies the parsing conditions or not based on the informatio