# US 11,999,371 B2 · Driving assistance processing method and apparatus, computer-readable medium, and electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,999,371 B2 - Document ID: US11999371B2 - Status: Granted - Kind: B2 - Application number: 17/991,774 - Filed: 2022-11-21 - Published: 2023-03-23 - Granted: 2024-06-04 - Earliest claimed: 2021-05-17 - Assignees: Tencent Technology (Shenzhen) Company Limited - Applicants: Tencent Technology (Shenzhen) Company Limited - Inventors: Yixue Lei - Web page: https://patentgrep.com/patent/US11999371B2 ## CPC - B60W 50/14: Means for informing the driver, warning the driver or prompting a driver intervention - B60W 40/06: Road conditions - B60W 40/076: Slope angle of the road - G08G 1/096716: {where the received information does not generate an automatic action on the vehicle control} - G08G 1/096741: {where the source of the transmitted information selects which information to transmit to each vehicle} - G08G 1/096775: {where the origin of the information is a central station} - G08G 1/167: {Driving aids for lane monitoring, lane changing, e.g. blind spot detection} - H04W 4/025: {using location based information parameters} - H04W 4/44: for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H] - B60W 2050/146: {Display means} - B60W 2554/00: Input parameters relating to objects - B60W 2556/10: Historical data - B60W: CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - G08G: TRAFFIC CONTROL SYSTEMS (guiding railway traffic, ensuring the safety of railway traffic B61L; arrangement of road signs or traffic signals E01F9/00; radar or analogous systems, sonar systems, lidar systems specially adapted for traffic control G01S13/91, G01S15/88, G01S17/88; {radar or analogous systems, sonar systems, lidar systems specially adapted for anti-collision purposes G01S13/93, G01S15/93, G01S17/93}) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract An electronic device obtains location information and traveling status information of a vehicle terminal and road condition information of a road section on which the vehicle terminal travels. The electronic device obtains blind spot detection capability information of the vehicle terminal. The electronic device determines a potential blind spot of the vehicle terminal in a traveling process according to the location information and the traveling status information of the vehicle terminal and the road condition information to obtain a blind spot detection result. The electronic device generates a blind spot supplementary reminder message according to the blind spot detection result and the blind spot detection capability information of the vehicle terminal, and sends the blind spot supplementary reminder message to the vehicle terminal. ## Claims ### Claim 1 A driving assistance processing method, performed by an electronic device, the method comprising: obtaining location information and traveling status information of a vehicle terminal and road condition information of a road section on which the vehicle terminal travels, and obtaining blind spot detection capability information of the vehicle terminal; determining a potential blind spot of the vehicle terminal in a traveling process according to the location information and the traveling status information of the vehicle terminal and the road condition information to obtain a blind spot detection result; generating a blind spot supplementary reminder message according to the blind spot detection result and the blind spot detection capability information of the vehicle terminal; and sending the blind spot supplementary reminder message to the vehicle terminal. ### Claim 2 (depends on 1) The driving assistance processing method according to claim 1, wherein determining the potential blind spot of the vehicle terminal comprises: determining that a visual obstacle exists at a location of the vehicle terminal according to the location information and the traveling status information of the vehicle terminal and the road condition information; and in response to determining that a visual obstacle exists at the location of the vehicle terminal, generating the potential blind spot of the vehicle terminal based on the location at which the visual obstacle exists. ### Claim 3 (depends on 2) The driving assistance processing method according to claim 2, further comprising determining that the visual obstacle exists at the location of the vehicle terminal according to one or more of: the location of the vehicle terminal corresponds to a bend area; the vehicle terminal is in a tunnel; the vehicle terminal is in an uphill state; and an obstacle blockage exists at a nearby location of the vehicle terminal. ### Claim 4 (depends on 1) The driving assistance processing method according to claim 1, wherein obtaining the blind spot detection capability information of the vehicle terminal comprises: obtaining advanced driving assistance system (ADAS) capability information sent by the vehicle terminal, the ADAS capability information comprising identifier information of the vehicle terminal and at least one piece of the following information of the vehicle terminal: information about support for a plurality of ADAS functions of the vehicle terminal and information about a sensor equipped on the vehicle terminal; and determining the blind spot detection capability information of the vehicle terminal according to the ADAS capability information. ### Claim 5 (depends on 1) The driving assistance processing method according to claim 1, wherein obtaining the blind spot detection capability information of the vehicle terminal comprises: obtaining a blind spot detection history record reported by the vehicle terminal; and determining the blind spot detection capability information of the vehicle terminal according to the blind spot detection history record. ### Claim 6 (depends on 1) The driving assistance processing method according to claim 1, wherein obtaining the blind spot detection capability information of the vehicle terminal comprises: obtaining a blind spot detection history record reported by the vehicle terminal and feedback information of a driver of the vehicle terminal to blind spot warning; and determining the blind spot detection capability information of the vehicle terminal according to the blind spot detection history record and the feedback information of the driver to blind spot warning. ### Claim 7 (depends on 1) The driving assistance processing method according to claim 1, further comprising: synchronizing time with the vehicle terminal to allow the vehicle terminal to process the blind spot supplementary reminder message based on the synchronized time. ### Claim 8 (depends on 7) The driving assistance processing method according to claim 7, wherein the synchronizing time with the vehicle terminal comprises one or more of: adding explicit timestamp information to the blind spot supplementary reminder message to synchronize the time with the vehicle terminal; and synchronizing the time with the vehicle terminal in an implicit indication mode, the implicit indication mode comprising implicitly indicating, based on explicit timestamp information of some data packets in data packets transmitted through the same transmission channel, timestamp information of other data packets. ### Claim 9 (depends on 1) The driving assistance processing method according to claim 1, further comprising: when it is difficult to determine a potential blind spot of the vehicle terminal in the traveling process according to the location information and the traveling status information of the vehicle terminal and the road condition information, sending a blind spot reminder message to all vehicle terminals on the road section on which the vehicle terminal travels. ### Claim 10 (depends on 1) The driving assistance processing method according to claim 1, further comprising: predicting, according to the location information and the traveling status information of the vehicle terminal and the road condition information of the road section on which the vehicle terminal travels, that a network status of an area that the vehicle terminal is about to enter is inadequate to support blind spot warning; and in response to the predicting, sending warning information to the vehicle terminal before the vehicle terminal enters the area, wherein the warning information comprises at least one of the following: information about a potential blind spot in the area, and information prompting that blind spot warning cannot be provided in the area. ### Claim 11 (depends on 10) The driving assistance processing method according to claim 10, further comprising: when the area is not within a network coverage area or network quality in the area is less than a set value, determining that the network status of the area is inadequate to support blind spot warning. ### Claim 12 (depends on 1) The driving assistance processing method according to claim 1, further comprising: before generating the blind spot supplementary reminder message: determining, according to the blind spot detection result and the blind spot detection capability information of the vehicle terminal, whether it is necessary to send the blind spot supplementary reminder message to the vehicle terminal; and generating the blind spot supplementary reminder message in response to determining, according to the blind spot detection result and the blind spot detection capability information of the vehicle terminal, that it is necessary to send the blind spot supplementary reminder message to the vehicle terminal. ### Claim 13 An electronic device, comprising: one or more processors; and memory storing one or more programs, the one or more programs comprising instructions that, when executed by the one or more processors, cause the one or more processors to perform operations comprising: obtaining location information and traveling status information of a vehicle terminal and road condition information of a road section on which the vehicle terminal travels, and obtaining blind spot detection capability information of the vehicle terminal; determining a potential blind spot of the vehicle terminal in a traveling process according to the location information and the traveling status information of the vehicle terminal and the road condition information to obtain a blind spot detection result; generating a blind spot supplementary reminder message according to the blind spot detection result and the blind spot detection capability information of the vehicle terminal; and sending the blind spot supplementary reminder message to the vehicle terminal. ### Claim 14 (depends on 13) The electronic device according to claim 13, wherein determining the potential blind spot of the vehicle terminal comprises: determining that a visual obstacle exists at a location of the vehicle terminal according to the location information and the traveling status information of the vehicle terminal and the road condition information; and in response to determining that a visual obstacle exists at the location of the vehicle terminal, generating the potential blind spot of the vehicle terminal based on the location at which the visual obstacle exists. ### Claim 15 (depends on 14) The electronic device according to claim 14, further comprising determining that the visual obstacle exists at the location of the vehicle terminal according to one or more of: the location of the vehicle terminal corresponds to a bend area; the vehicle terminal is in a tunnel; the vehicle terminal is in an uphill state; and an obstacle blockage exists at a nearby location of the vehicle terminal. ### Claim 16 (depends on 13) The electronic device according to claim 13, wherein obtaining the blind spot detection capability information of the vehicle terminal comprises: obtaining advanced driving assistance system (ADAS) capability information sent by the vehicle terminal, the ADAS capability information comprising identifier information of the vehicle terminal and at least one piece of the following information of the vehicle terminal: information about support for a plurality of ADAS functions of the vehicle terminal and information about a sensor equipped on the vehicle terminal; and determining the blind spot detection capability information of the vehicle terminal according to the ADAS capability information. ### Claim 17 (depends on 13) The electronic device according to claim 13, wherein obtaining the blind spot detection capability information of the vehicle terminal comprises: obtaining a blind spot detection history record reported by the vehicle terminal; and determining the blind spot detection capability information of the vehicle terminal according to the blind spot detection history record. ### Claim 18 A non-transitory computer-readable storage medium, storing one or more instructions, the one or more instructions, when executed by one or more processors of an electronic device, cause the electronic device to perform operations comprising: obtaining location information and traveling status information of a vehicle terminal and road condition information of a road section on which the vehicle terminal travels, and obtaining blind spot detection capability information of the vehicle terminal; determining a potential blind spot of the vehicle terminal in a traveling process according to the location information and the traveling status information of the vehicle terminal and the road condition information to obtain a blind spot detection result; generating a blind spot supplementary reminder message according to the blind spot detection result and the blind spot detection capability information of the vehicle terminal; and sending the blind spot supplementary reminder message to the vehicle terminal. ### Claim 19 (depends on 18) The non-transitory computer-readable storage medium according to claim 18, wherein obtaining the blind spot detection capability information of the vehicle terminal comprises: obtaining a blind spot detection history record reported by the vehicle terminal and feedback information of a driver of the vehicle terminal to blind spot warning; and determining the blind spot detection capability information of the vehicle terminal according to the blind spot detection history record and the feedback information of the driver to blind spot warning. ### Claim 20 (depends on 18) The non-transitory computer-readable storage medium according to claim 18, the operations further comprising: synchronizing time with the vehicle terminal to allow the vehicle terminal to process the blind spot supplementary reminder message based on the synchronized time.