阅读说明：本技术 车内阅读灯的控制系统、系统及车辆 (Control system and system of reading lamp in vehicle and vehicle ) 是由 孙丙卫 张红涛 张景光 吴巍 于 2021-08-23 设计创作，主要内容包括：本发明公开了一种车内阅读灯的控制系统、系统及车辆,包括：通过摄像头采集车内图像信号并发送到车载信息娱乐终端总成；通过光敏传感器检测车内环境亮度信号并发送到车身控制器；通过麦克风采集车内声音信号,并将采集到的声音信号发送到车载信息娱乐终端总成；车载信息娱乐终端总成对图像信号和声音信号进行识别,并将识别结果转化为CAN信号发送给车身控制器；车身控制器基于车内环境亮度信息和/或车载信息娱乐终端总成所识别的结果控制阅读灯的点亮或熄灭。本发明根据车内环境及用户需求,实现阅读灯自动照明控制,增加了车辆科技感、行车安全性,提升了用户体验感。(The invention discloses a control system and a system of a reading lamp in a vehicle and the vehicle, comprising: the camera is used for collecting image signals in the vehicle and sending the image signals to the vehicle-mounted information entertainment terminal assembly; detecting an ambient brightness signal in the vehicle through a photosensitive sensor and sending the ambient brightness signal to a vehicle body controller; collecting sound signals in the vehicle through a microphone, and sending the collected sound signals to a vehicle-mounted information entertainment terminal assembly; the vehicle-mounted information entertainment terminal assembly identifies the image signal and the sound signal, converts the identification result into a CAN signal and sends the CAN signal to the vehicle body controller; the vehicle body controller controls the turning on or off of the reading lamp based on the ambient brightness information in the vehicle and/or the result identified by the vehicle-mounted infotainment terminal assembly. According to the invention, the automatic illumination control of the reading lamp is realized according to the environment in the vehicle and the user requirements, the scientific and technological sense and the driving safety of the vehicle are improved, and the user experience sense is improved.)

1. A control system of reading lamp in car which characterized in that: the system comprises a camera (1), a microphone (2), a reading lamp (3), a photosensitive sensor (4), a vehicle body controller (5) and a vehicle-mounted information entertainment terminal assembly (6);

the camera (1) and the microphone (2) are respectively connected with a vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) is connected with the vehicle body controller (5);

the automobile body controller (5) is respectively connected with the reading lamp (3) and the photosensitive sensor (4);

the camera (1) is used for periodically collecting image signals in the vehicle and sending the image signals to the vehicle-mounted information entertainment terminal assembly (6);

the photosensitive sensor (4) is used for detecting an ambient brightness signal in the vehicle and sending the ambient brightness signal to the vehicle body controller (5);

the microphone (2) is used for collecting sound signals in the vehicle and sending the collected sound signals to the vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) is used for identifying the image signal and the sound signal, converting the identification result into a CAN signal and sending the CAN signal to the vehicle body controller (5);

the vehicle body controller (5) controls the turning-on or turning-off of the reading lamp (3) based on the environment brightness information in the vehicle and/or the result identified by the vehicle-mounted information entertainment terminal assembly (6).

2. The control system for the in-vehicle reading lamp of claim 1, wherein: the vehicle-mounted information entertainment terminal assembly (6) comprises an image signal analysis module (6.1), an image signal storage module (6.2) and an image signal conversion output module (6.3); the image signal analysis module (6.1) is connected with the image signal storage module (6.2), and the image signal storage module (6.2) is connected with the image signal conversion output module (6.3);

the image signal analysis module (6.1) is used for identifying images, extracting the characteristic information of the image signals collected by the camera (1) and sending the extracted characteristic information to the image signal storage module (6.2);

the image signal storage module (6.2) is internally pre-stored with characteristic information of image signals, each image characteristic information has a corresponding signal instruction, and the image signal storage module is used for comparing the extracted characteristic information with the pre-stored characteristic information and sending an identification result to the image signal conversion output module (6.3);

and the image signal conversion output module (6.3) is used for converting the identification result into a CAN signal and sending the CAN signal to the vehicle body controller (5).

3. The control system for the in-vehicle reading lamp according to claim 1 or 2, wherein: the vehicle-mounted information entertainment terminal assembly (6) further comprises a sound signal analysis module (6.4), a sound signal storage module (6.5) and a sound signal conversion output module (6.6);

the sound signal analysis module (6.4) is connected with the sound signal storage module (6.5);

the sound signal storage module (6.5) is connected with the sound signal conversion output module (6.6);

the sound signal analysis module (6.4) is used for identifying the sound instruction and sending the identified sound instruction information to the sound signal storage module (6.5);

the voice signal storage module (6.5) is internally pre-stored with voice signal instruction information and used for comparing the recognized voice signal with a pre-stored voice signal and sending the recognition result to the voice signal conversion output module (6.6);

and the sound signal conversion output module (6.6) is used for converting the identification result into a CAN signal and sending the CAN signal to the automobile body controller (5).

4. The control system for the in-vehicle reading lamp of claim 3, wherein: the camera (1), the microphone (2) and the photosensitive sensor (4) are integrally arranged on the reading lamp (3).

5. A control method of a reading lamp in a vehicle is characterized in that: a control system using the in-vehicle reading lamp of claim 3 or 4, wherein the method comprises:

the camera (1) is used for collecting image signals in the vehicle and sending the image signals to the vehicle-mounted information entertainment terminal assembly (6);

detecting an ambient brightness signal in the vehicle through a photosensitive sensor (4) and sending the ambient brightness signal to a vehicle body controller (5);

the method comprises the steps that sound signals in a vehicle are collected through a microphone (2), and the collected sound signals are sent to a vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) identifies the image signal and the sound signal, converts the identification result into a CAN signal and sends the CAN signal to the vehicle body controller (5);

the vehicle body controller (5) controls the turning on or off of the reading lamp (3) based on the environment brightness information in the vehicle and/or the result identified by the vehicle-mounted infotainment terminal assembly (6).

6. The method of claim 5, wherein:

when the reading lamp (3) in the vehicle is in a lighting state, the camera (1) periodically collects image signals in the vehicle, and the camera (1) sends the collected image signals to the vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) identifies the image signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly (6) is unmanned, the vehicle body controller (5) controls the reading lamp (3) to be turned off through a hard-wire signal;

and when the recognition result of the vehicle-mounted information entertainment terminal assembly (6) is that a person is present, the vehicle body controller (5) controls the reading lamp (3) to continuously keep the lighting state through a hard-wire signal.

7. The method of claim 6, wherein:

the photosensitive sensor (4) collects the ambient brightness signal in the vehicle and sends the ambient brightness signal to the vehicle body controller (5);

if the ambient brightness is higher than the preset brightness value in the automobile body controller (5), the reading lamp (3) is not lightened;

if the ambient brightness is lower than the preset brightness value, periodically acquiring an image signal of a user in the vehicle through the camera (1) and sending the image signal to the vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) identifies the image signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly (6) is that the user is at rest, the vehicle body controller (5) controls the reading lamp (3) to be turned on through a hard wire signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly (6) is that a user is reading or searching for an article, the vehicle body controller (5) controls the reading lamp (3) to be turned on through a hard-wire signal.

8. The method of claim 7, wherein:

the microphone (2) collects sound signals in the vehicle in real time and sends the sound signals to the vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) identifies the sound signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly (6) is a light-off instruction, the vehicle body controller (5) controls the reading lamp (3) to be turned off through a hard-wire signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly (6) is a light-up instruction, the vehicle body controller (5) controls the reading lamp (3) to be turned on through a hard-wired signal.

9. The method of claim 8, wherein:

the microphone (2) collects sound signals in the vehicle in real time and sends the sound signals to the vehicle-mounted information entertainment terminal assembly (6);

the camera (1) periodically collects image signals in the vehicle and sends the image signals to the vehicle-mounted information entertainment terminal assembly (6);

the vehicle-mounted information entertainment terminal assembly (6) identifies the sound signal and the image signal;

when the automobile body controller (5) receives the sound signal of the user in the automobile and the face emotion recognition signal at the same time, and the recognition result is that the user in the automobile is quarreling or other behaviors harmful to personal safety exist, the automobile body controller (5) controls the reading lamp (3) to light up and illuminate, and meanwhile, the camera (1) is started to record a video.

10. A vehicle, characterized in that: a control system using the in-vehicle reading lamp as claimed in any one of claims 1 to 4.

Technical Field

The invention belongs to the technical field of vehicle lamp control, and particularly relates to a control system and system of a reading lamp in a vehicle and the vehicle.

Background

The existing control methods of the reading lamp in the car mainly comprise two methods, wherein firstly, the control is carried out through a switch key arranged on the lamp, secondly, part of car type indoor reading lamps also have car door signal lamp switch control logic, and after the function is started, when a car door is opened, the reading lamp is lightened; when the door is closed, the reading lamp is turned off. Therefore, the control logic of the existing reading lamp in the vehicle is single, and the intelligent and automatic degrees are insufficient.

Therefore, there is a need to develop a new control system and system for reading lamp in vehicle and a vehicle.

Disclosure of Invention

The invention aims to provide a control system and a control system of a reading lamp in a vehicle and the vehicle, which can realize automatic illumination control of the reading lamp according to the environment in the vehicle and user requirements.

In a first aspect, the invention provides a control system for a reading lamp in a vehicle, which comprises a camera, a microphone, the reading lamp, a photosensitive sensor, a vehicle body controller and a vehicle-mounted information entertainment terminal assembly;

the camera and the microphone are respectively connected with the vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly is connected with the vehicle body controller;

the vehicle body controller is respectively connected with the reading lamp and the photosensitive sensor;

the camera is used for periodically collecting image signals in the vehicle and sending the image signals to the vehicle-mounted information entertainment terminal assembly;

the photosensitive sensor is used for detecting an ambient brightness signal in the vehicle and sending the ambient brightness signal to the vehicle body controller;

the microphone is used for collecting sound signals in the vehicle and sending the collected sound signals to the vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly is used for identifying the image signal and the sound signal, converting the identification result into a CAN signal and sending the CAN signal to the vehicle body controller;

and the vehicle body controller controls the turning on or off of the reading lamp based on the ambient brightness information in the vehicle and/or the result identified by the vehicle-mounted information entertainment terminal assembly.

Optionally, the vehicle-mounted infotainment terminal assembly comprises an image signal analysis module, an image signal storage module and an image signal conversion output module; the image signal analysis module is connected with the image signal storage module, and the image signal storage module is connected with the image signal conversion output module;

the image signal analysis module is used for identifying an image, extracting characteristic information of an image signal acquired by the camera and sending the extracted characteristic information to the image signal storage module;

the image signal storage module is internally pre-stored with characteristic information of image signals, each image characteristic information has a corresponding signal instruction, and the image signal storage module is used for comparing the extracted characteristic information with the pre-stored characteristic information and sending an identification result to the image signal conversion output module;

and the image signal conversion output module is used for converting the identification result into a CAN signal and sending the CAN signal to the vehicle body controller.

Optionally, the vehicle-mounted information entertainment terminal assembly further comprises a sound signal analysis module, a sound signal storage module and a sound signal conversion and output module;

the sound signal analysis module is connected with the sound signal storage module;

the sound signal storage module is connected with the sound signal conversion output module;

the voice signal analysis module is used for identifying voice commands and sending the identified voice command information to the voice signal storage module;

the voice signal storage module is internally pre-stored with voice signal instruction information and used for comparing the recognized voice signal with a pre-stored voice signal and sending the recognition result to the voice signal conversion output module;

and the sound signal conversion output module is used for converting the identification result into a CAN signal and sending the CAN signal to the vehicle body controller.

Optionally, the camera, the microphone and the photosensitive sensor are integrally arranged on the reading lamp.

In a second aspect, the present invention provides a method for controlling an in-vehicle reading lamp, which employs a system for controlling an in-vehicle reading lamp according to the present invention, and the method includes:

the camera is used for collecting image signals in the vehicle and sending the image signals to the vehicle-mounted information entertainment terminal assembly;

detecting an ambient brightness signal in the vehicle through a photosensitive sensor and sending the ambient brightness signal to a vehicle body controller;

collecting sound signals in the vehicle through a microphone, and sending the collected sound signals to a vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly identifies the image signal and the sound signal, converts the identification result into a CAN signal and sends the CAN signal to the vehicle body controller;

the vehicle body controller controls the turning on or off of the reading lamp based on the ambient brightness information in the vehicle and/or the result identified by the vehicle-mounted infotainment terminal assembly.

Optionally, when the reading lamp in the vehicle is in an on state, the camera periodically collects image signals in the vehicle, and the camera sends the collected image signals to the vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly identifies the image signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly is unmanned, the vehicle body controller controls the reading lamp to be turned off through a hard wire signal;

and when the recognition result of the vehicle-mounted information entertainment terminal assembly is that a person is present, the vehicle body controller controls the reading lamp to keep on the lighting state through the hard wire signal.

Optionally, the photosensitive sensor collects an ambient brightness signal in the vehicle and sends the ambient brightness signal to the vehicle body controller;

if the ambient brightness is higher than the preset brightness value in the automobile body controller, the reading lamp is not lightened;

if the ambient brightness is lower than the preset brightness value, periodically acquiring an image signal of a user in the vehicle through a camera and sending the image signal to the vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly identifies the image signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly indicates that the user is at rest, the vehicle body controller controls the reading lamp to be turned on through a hard wire signal;

when the recognition result of the vehicle-mounted information entertainment terminal assembly indicates that the user is reading or searching for articles, the vehicle body controller controls the reading lamp to be turned on through a hard wire signal.

Optionally, the microphone collects sound signals in the vehicle in real time and sends the sound signals to the vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly identifies the sound signal;

when the identification result of the vehicle-mounted information entertainment terminal assembly is a light-off instruction, the vehicle body controller controls the reading lamp to be turned off through a hard-wired signal;

and when the identification result of the vehicle-mounted information entertainment terminal assembly is a light-up instruction, the vehicle body controller controls the reading lamp to light up through a hard-wired signal.

Optionally, the microphone collects sound signals in the vehicle in real time and sends the sound signals to the vehicle-mounted information entertainment terminal assembly;

the camera periodically collects image signals in the vehicle and sends the image signals to the vehicle-mounted information entertainment terminal assembly;

the vehicle-mounted information entertainment terminal assembly identifies the sound signal and the image signal;

when the automobile body controller receives the sound signal of the user in the automobile and the face emotion recognition signal at the same time, and the recognition result is that the user in the automobile is quarreling or has other behaviors harmful to personal safety, the automobile body controller controls the reading lamp to light up for illumination, and the camera is started to record a video function.

In a third aspect, the invention provides a vehicle, which adopts the control system of the reading lamp in the vehicle.

The invention has the following advantages:

(1) the reading lamp is automatically controlled to be turned on and off through image recognition, so that the user experience feeling can be increased, the driver is prevented from dispersing energy to control the light, and the driving safety is improved.

(2) Through user action discernment in the car, the automatic control reading lamp is lighted and is extinguished, has increased the vehicle science and technology and has felt, has promoted user satisfaction.

(3) When the user in the car is quarreling or other behaviors damaging personal safety, the reading lamp is controlled to be automatically turned on through the recognition of the sound signal and the face emotion, the camera is convenient to record a video, clear evidence is obtained, and the riding safety is improved.

(4) The microphone, the camera and the photosensitive sensor are integrally arranged on the reading lamp, so that the reading lamp is compact in structure, and the problem of space complexity caused by scattered arrangement is solved.

Drawings

FIG. 1 is a schematic block diagram of the present embodiment;

FIG. 2 is a flow chart of a first usage scenario in the present embodiment;

FIG. 3 is a flowchart of the second usage scenario in the present embodiment;

FIG. 4 is a flowchart of the third use case in the present embodiment;

FIG. 5 is a flowchart of the fourth usage scenario in the present embodiment;

in the figure, the device comprises a camera 1, a microphone 2, a reading lamp 3, a photosensitive sensor 4, a vehicle body controller 5, a vehicle-mounted infotainment terminal assembly 6, an image signal analysis module 6.1, an image signal storage module 6.2, an image signal conversion output module 6.3, a sound signal analysis module 6.4, a sound signal storage module 6.5 and a sound signal conversion output module 6.6.

Detailed Description

The invention will be further explained with reference to the drawings.

As shown in fig. 1, in the present embodiment, a control system for a reading lamp in a vehicle includes a camera 1, a microphone 2, a reading lamp 3, a photosensor 4, a vehicle body controller 5, and a vehicle-mounted infotainment terminal assembly 6. The camera 1 and the microphone 2 are respectively connected with a vehicle-mounted information entertainment terminal assembly 6, the vehicle-mounted information entertainment terminal assembly 6 is connected with a vehicle body controller 5, and the vehicle body controller 5 is respectively connected with the reading lamp 3 and the photosensitive sensor 4. The camera 1 is used for periodically acquiring image signals in the vehicle and sending the image signals to the vehicle-mounted information entertainment terminal assembly 6. The photosensitive sensor 4 is used for detecting the ambient brightness signal in the vehicle and sending the ambient brightness signal to the vehicle body controller 5. The microphone 2 is used for collecting sound signals in the vehicle and sending the collected sound signals to the vehicle-mounted information entertainment terminal assembly 6. The vehicle-mounted information entertainment terminal assembly 6 is used for identifying the image signal and the sound signal, converting the identification result into a CAN signal and sending the CAN signal to the vehicle body controller 5. The vehicle body controller 5 controls the turning on or off of the reading lamp 3 based on the ambient brightness information in the vehicle and/or the result recognized by the vehicle-mounted infotainment terminal assembly 6.

In the present embodiment, the camera 1, the microphone 2, and the photosensor 4 are integrally arranged on the reading lamp 3. The frequency of the image signal collected by the camera 1 can be set in the vehicle-mounted information entertainment terminal assembly 6, and the interval time of the collected image signal can be set by user.

As shown in fig. 2, in the present embodiment, the in-vehicle infotainment terminal assembly 6 includes an image signal analyzing module 6.1, an image signal storage module 6.2 and an image signal converting and outputting module 6.3. The image signal analysis module 6.1 is connected with the image signal storage module 6.2, and the image signal storage module 6.2 is connected with the image signal conversion output module 6.3. The image signal analysis module 6.1 extracts the characteristic information of the image signal acquired by the camera 1 through image recognition, and the extracted characteristic information is sent to the image signal storage module 6.2; the image signal storage module 6.2 prestores a large amount of characteristic information of the image signal, each image characteristic information has a corresponding signal instruction, the extracted characteristic information is compared with the prestored characteristic information, and the characteristics with consistent or similar comparison results are identified and sent to the image signal conversion output module 6.3; the image signal conversion output module 6.3 converts the identification result into a CAN signal and sends the CAN signal to the vehicle body controller 5.

As shown in fig. 4, in this embodiment, the in-vehicle infotainment terminal assembly 6 further includes a sound signal analyzing module 6.4, a sound signal storage module 6.5, and a sound signal converting and outputting module 6.6, where the sound signal analyzing module 6.4 is connected to the sound signal storage module 6.5, and the sound signal storage module 6.5 is connected to the sound signal converting and outputting module 6.6. The sound signal analysis module 6.4 identifies through the sound instruction, the identified sound instruction information is sent to the sound signal storage module 6.5, a large amount of sound signal instruction information is prestored in the sound signal storage module 6.5, the identified sound signal is compared with the prestored sound signal, the sound signal instruction with the same or similar comparison result is identified, the identified sound signal instruction CAN be sent to the sound signal conversion output module 6.6, and the sound signal conversion output module 6.6 converts the identification result into the CAN signal and sends the CAN signal to the vehicle body controller 5.

In this embodiment, an automobile indoor reading lamp control method includes:

the camera 1 is used for acquiring an in-vehicle image signal and sending the in-vehicle image signal to the vehicle-mounted information entertainment terminal assembly 6;

detecting an ambient brightness signal in the vehicle through the photosensitive sensor 4 and sending the ambient brightness signal to the vehicle body controller 5;

the method comprises the steps that sound signals in a vehicle are collected through a microphone 2, and the collected sound signals are sent to a vehicle-mounted information entertainment terminal assembly 6;

the vehicle-mounted information entertainment terminal assembly 6 identifies the image signal and the sound signal, converts the identification result into a CAN signal and sends the CAN signal to the vehicle body controller 5;

the vehicle body controller 5 controls the turning on or off of the reading lamp 3 based on the ambient brightness information in the vehicle and/or the result recognized by the vehicle-mounted infotainment terminal assembly 6.

In this embodiment, the following four control logics are specifically included, which greatly enriches the automatic control function of the reading lamp.

1. Automatic turn-off reading lamp when nobody is in use

As shown in fig. 2, when the in-vehicle reading lamp 3 is in a lighting state, the camera 1 periodically collects in-vehicle image signals, the image signals collected by the camera 1 are sent to the image signal analyzing module 6.1 in the in-vehicle infotainment terminal assembly 6, the image signal analyzing module 6.1 extracts feature information of the image signals collected by the camera 1 through image recognition, the extracted feature information is sent to the image signal storage module 6.2, the image signal storage module 6.2 pre-stores a large amount of feature information of the image signals, each image feature information has a corresponding signal instruction, the extracted feature information is compared with the pre-stored feature information, the feature with a consistent or similar comparison result is identified and sent to the image signal conversion output module 6.3, the image signal conversion output module 6.3 converts the identification result into a CAN signal and sends the CAN signal to the vehicle body controller 5, when the recognition result is that no person exists, the vehicle body controller 5 controls the reading lamp 3 to be turned off through a hard wire signal, so that the problem that a user forgets to turn off the reading lamp 3 when getting off is solved, a driver is prevented from dispersing energy to turn off the reading lamp 3, and driving safety is improved; when the recognition result is that the person is present, the automobile body controller 5 controls the reading lamp 3 to keep on the lighting state through the hard wire signal.

2. Control of on-off of reading lamp through action recognition

As shown in fig. 3, the photosensor 4 sends an ambient brightness signal to the body controller 5, and the reading lamp 3 is not turned on if the ambient brightness is higher than a preset brightness value in the body controller 5. If the environmental brightness is lower than the preset brightness value, at this time, the camera 1 periodically collects the image signal of the user in the vehicle, the image signal collected by the camera 1 is sent to the image signal analyzing module 6.1 in the vehicle-mounted information entertainment terminal assembly 6, the image signal analyzing module 6.2 extracts the feature information of the collected image signal through image recognition, the extracted feature information is sent to the image signal storage module 6.2, the image signal storage module 6.2 prestores a large amount of feature information of the image signal, each image feature information has a corresponding signal instruction, the extracted feature information is compared with the prestored feature information, the feature information with the same or similar comparison result is recognized and sent to the image signal conversion output module 6.3, the image signal conversion output module 6.3 converts the recognition result into a CAN signal and sends the CAN signal to the vehicle body controller 5, when the recognition result is that the user is at rest, the automobile body controller 5 controls the reading lamp 3 to be turned off through the hard wire signal so as to save energy. When the identification result is that the user is reading or searching for objects, the automobile body controller 5 controls the reading lamp 3 to be lightened through a hard wire signal, so that the user can use the lamp light conveniently.

3. Voice-controlled on-off of reading lamp

As shown in fig. 4, the voice-controlled lighting function of the microphone 2 can be activated by a preset voice command, and the preset voice command can be set to be a voice signal such as "good security, hello", and the like.

When the voice control light function of the microphone 2 is activated, the microphone 2 collects sound signals in a vehicle in real time, the sound signals collected by the microphone 2 are sent to a sound signal analysis module 6.4 in a vehicle-mounted information entertainment terminal assembly 6, the sound signal analysis module 6.4 identifies through sound commands and sends the identified sound command information to a sound signal storage module 6.5, the sound signal storage module 6.5 pre-stores a large amount of sound signal command information, the identified sound signals are compared with the pre-stored sound signals, the sound signal commands with consistent or similar comparison results are identified, the identified sound signal commands are sent to a sound signal conversion output module 6.6, the sound signal conversion output module 6.6 converts the identification results into CAN signals and sends the CAN signals to a vehicle body controller 5, when the identification results are light-off commands, the vehicle body controller 5 controls the reading lamp 3 to be turned off through a hard wire signal, the problem that the user forgets to turn off the reading lamp 3 after getting off the bus can be solved. And when the identification result is a light-on instruction, the automobile body controller 5 controls the reading lamp 3 to be turned on through a hard wire signal so as to meet the light using requirement of a user.

4. Control of on-off of reading lamp through voice recognition and facial emotion recognition

As shown in fig. 5, the microphone 2 collects sound signals in the vehicle in real time, the sound signals collected by the microphone 2 are sent to the sound signal analysis module 6.4 in the vehicle-mounted information entertainment terminal assembly 6, the sound signal analysis module 6.4 identifies through sound commands and sends the identified sound command information to the sound signal storage module 6.5, the sound signal storage module 6.5 prestores a large amount of sound signal command information, the extracted sound signals are compared with the prestored sound signals, the sound signal commands with the same or similar comparison results are identified, the identified sound signal commands are sent to the sound signal conversion output module 6.6, and the sound signal conversion output module 6.6 converts the identification results into CAN signals and sends the CAN signals to the vehicle body controller 5.

Meanwhile, the camera 1 periodically collects image signals in the vehicle, the image signals collected by the camera 1 are sent to an image signal analysis module 6.1 in the vehicle-mounted information entertainment terminal assembly 6, the image signal analysis module 6.1 extracts feature information of the image signals collected by the camera 1 through image recognition, the extracted feature information is sent to an image signal storage module 6.2, a large amount of feature information of the image signals is prestored in the image signal storage module 6.2, each image feature information has a corresponding signal instruction, the extracted feature information is compared with the prestored feature information, features with consistent or similar comparison results are identified and sent to an image signal conversion output module 6.3, and the image signal conversion output module 6.3 converts the identification results into CAN signals and sends the CAN signals to the vehicle body controller 5.

The automobile body controller 5 receives the sound signal of the user in the automobile and the face emotion recognition signal at the same time, and when the recognition result is that the user in the automobile is quarreling or other behaviors harmful to personal safety exist, the automobile body controller 5 controls the reading lamp 3 to light up the illumination and the camera 1 to start the video recording function.