Electronic apparatus for controlling function of vehicle, and method thereby

A method for an electronic apparatus for controlling a function of a vehicle, the method comprising:

• identifying a state of a communication connection with an external server;
• determining a threshold time based on a speed of the vehicle and a risk of a position of the vehicle;
• determining an analysis accuracy of the external server;
• based on the identified state, determining a target size for data to be transmitted to the external server, wherein the target size is determined by:
• determining whether an expected time regarding transmission of a candidate size is more than the threshold time,
• when the expected time is less than the threshold time, setting the candidate size as the target size,
• when the expected time is more than the threshold time, reducing the candidate size, and setting the reduced size as the target size, and
• when the expected time is less than the threshold time, and an expected time regarding transmission of an increased size from the candidate size is less than the threshold time, setting the increased size as the target size,
• controlling at least one sensor of the vehicle to collect the data such that a total size of the collected data is less than or equal to the determined target size;
• transmitting the data collected by the at least one sensor and the determined analysis accuracy to the external server;
• receiving a control command corresponding to the analysis accuracy from the external server based on the transmitted data, and controlling a function of the vehicle according to the received control command;
• and
• calculating a stability level of an autonomous operation of the vehicle based on the threshold time and outputting the calculated stability level on an output device of the electronic apparatus, wherein the stability level associated with requiring less driver intervention is calculated when the threshold time is lower,
• wherein the expected time comprises a sum of a time for the at least one sensor to collect the data, a time for the data to be transmitted from the at least one sensor to a processor, a time for the processor to convert the data and transmit the data to communication circuitry, a time for the communication circuitry to transmit the data to the external server through the communication connection, a time for the external server to analyze the data and generate the control command according to the analysis accuracy, a time for the external server to transmit the control command to the communication circuitry through the communication connection, a time for the control command to be transmitted from the communication circuitry to the processor, and a time for the electronic apparatus to control the function of the vehicle according to the control command,
• wherein the external server generates the control command using a neural network corresponding to the analysis accuracy among a plurality of neural networks,
• wherein a number of layers of a first neural network among the plurality of neural networks corresponding to a higher analysis accuracy is larger than a number of layers of a second neural network among the plurality of neural networks corresponding to a lower analysis accuracy, and
• wherein when a number of vehicles performing autonomous operation with the external server exceeds a predetermined number, the server transmits, to the electronic apparatus, a request for reducing a size of the data to be analyzed,
• wherein when the vehicle is moving forward, the electronic apparatus turns off a side lidar and a gyro sensor such that the total size of the collected data is less than or equal to the determined target size, and
• wherein when the vehicle is turning right, the electronic apparatus turns on the side lidar and the gyro sensor.

An electronic apparatus for controlling a function of a vehicle, the electronic apparatus comprising:

• a memory storing at least one instruction;
• communication circuitry having a communication connection with an external server;
• and
• a processor operably coupled to the memory,
• wherein at least one instruction is executable by the processor to cause the electronic apparatus to:
• identify a state of the communication connection with the external server,
• determine a threshold time based on a speed of the vehicle and a risk of a position of the vehicle,
• determine an analysis accuracy of the external server,
• based on the identified state, determine a target size for data to be transmitted to the external server, wherein the target size is determined by:
• determining whether an expected time regarding transmission of a candidate size is more than the threshold time,
• when the expected time is less than the threshold time, setting the candidate size as the target size,
• when the expected time is more than the threshold time, reducing the candidate size, and setting the reduced size as the target size, and
• when the expected time is less than the threshold time, and an expected time regarding transmission of an increased size from the candidate size is less than the threshold time, setting the increased size as the target size,
• select, from previously obtained data, a sub-portion of the previously obtained data having a total size less than or equal to the determined target size for transmission to the external server,
• transmit the selected sub-portion and the determined analysis accuracy to the external server,
• receive a control command corresponding to the analysis accuracy from the external server based on the transmitted data, and control a function of the vehicle according to the received control command, and
• calculate a stability level of an autonomous operation of the vehicle based on the threshold time, and output the calculated stability level on an output device of the electronic apparatus, wherein the stability level associated with requiring less driver intervention is calculated when the threshold time is lower,
• wherein the expected time comprises a sum of a time for at least one sensor to collect the data, a time for the data to be transmitted from the at least one sensor to the processor, a time for the processor to convert the data and transmit the data to the communication circuitry, a time for the communication circuitry to transmit the data to the external server through the communication connection, a time for the external server to analyze the data and generate the control command according to the analysis accuracy, a time for the external server to transmit the control command to the communication circuitry through the communication connection, a time for the control command to be transmitted from the communication circuitry to the processor, and a time for the electronic apparatus to control the function of the vehicle according to the control command,
• wherein the external server generates the control command using a neural network corresponding to the analysis accuracy among a plurality of neural networks,
• wherein a number of layers of a first neural network among the plurality of neural networks corresponding to a higher analysis accuracy is larger than a number of layers of a second neural network among the plurality of neural networks corresponding to a lower analysis accuracy, and
• wherein when a number of vehicles performing autonomous operation with the external server exceeds a predetermined number, the server transmits, to the electronic apparatus, a request for reducing a size of the data to be analyzed,
• wherein when the vehicle is moving forward, data of a side lidar and data of a gyro sensor are not selected for transmission to the external server, and
• wherein when the vehicle is turning right, the data of the side lidar and the data of the gyro sensor are selected for transmission to the external server.