CN111547003A - Child passenger protection system - Google Patents
Child passenger protection system Download PDFInfo
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- CN111547003A CN111547003A CN202010302314.2A CN202010302314A CN111547003A CN 111547003 A CN111547003 A CN 111547003A CN 202010302314 A CN202010302314 A CN 202010302314A CN 111547003 A CN111547003 A CN 111547003A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
- B60R21/01512—Passenger detection systems
- B60R21/0153—Passenger detection systems using field detection presence sensors
- B60R21/01538—Passenger detection systems using field detection presence sensors for image processing, e.g. cameras or sensor arrays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
- G08B21/0205—Specific application combined with child monitoring using a transmitter-receiver system
- G08B21/0208—Combination with audio or video communication, e.g. combination with "baby phone" function
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Alarm Devices (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a child passenger protection system, which comprises an MCU (microprogrammed control unit), and is characterized in that: the automobile seat comprises an image acquisition module, a signal identification module, a signal judgment module, an automobile lock control module, an alarm module and a window control module, wherein the image acquisition module is used for acquiring image signals on the upper side of a rear seat of an automobile, particularly image signals on the upper side of a child seat, the signal output end of the image acquisition module is electrically connected to the image identification module, and the image acquisition module transmits the acquired signals to the image identification module; the signal identification module comprises a temperature identification module and an image identification module, wherein the temperature identification module is used for measuring the real-time temperature outside the automobile; otherwise, the vehicle can be locked normally.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a child passenger protection system.
Background
With the continuous promotion of national economy and the rapid development of passenger car industry, automobiles become the most important daily transportation means in people's life. The automobile brings convenience to life, and meanwhile, a part of careless parents can forget children sitting on the back row in the automobile after getting off the automobile, and under the condition of sun irradiation, the temperature in the closed automobile is quickly raised, so that the children are suffocated and die due to heatstroke. The data from the united states research institute show that: when the air temperature reaches 35 ℃, the temperature in the closed compartment may rise to 65 ℃ by the irradiation of sunlight for 15 minutes; during the period of 1998 to 2016, 700 children die locally in the United states of America due to high temperature asphyxia in the vehicle, and about 37 deaths per year on average. The accidents in China are all similar to the accidents in China.
When a car owner gets off the car, children are left in the car due to forgetting at certain probability, and partial cars cannot effectively remind the car owner under the condition, so that the life health of the children in the car is threatened, some cars can remind the car owner, but under the condition that the cars are not threatened by high temperature, or the car owner only goes out for a short time to handle things to lock the car, at the moment, the cars are still repeatedly reminded, even the car owner is prevented from locking the car, inconvenience can also be caused, and therefore the child passenger protection system capable of automatically judging danger is provided.
Disclosure of Invention
The invention aims to provide a child passenger protection system, which is characterized in that whether a child passenger is left in a vehicle during locking is judged in an auxiliary manner by means of an image device, if the child is left in the vehicle, the vehicle cannot be locked within a certain time, and warning operations such as alarm sound prompt are given; on the contrary, the vehicle can be normally locked to solve the problem that the prior art cannot automatically judge the danger in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a child occupant protection system comprising an MCU, characterized in that: the image acquisition module, the signal identification module, the signal judgment module, the car lock control module, the alarm module and the car window control module,
the image acquisition module is used for acquiring image signals on the upper side of a rear seat of the automobile, particularly image signals on the upper side of a child seat, the signal output end of the image acquisition module is electrically connected to the image recognition module, and the image acquisition module transmits the acquired signals to the image recognition module;
the signal identification module comprises a temperature identification module and an image identification module, the temperature identification module is used for measuring the real-time temperature outside the automobile, the image identification module identifies the picture acquired by the image acquisition module, and the signal identification module is electrically connected to the signal judgment module;
the signal output end of the signal judgment module is electrically connected with the MCU, the signal judgment module is used for judging whether the children in the car are in dangerous working conditions, if the children are in dangerous working conditions, an action instruction is sent to the MCU, and if the children are not in dangerous working conditions, the operation is terminated;
the vehicle lock control module comprises a timing module, the signal input end of the vehicle lock control module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the vehicle lock control module not to allow the vehicle door to be locked within a certain time;
the signal input end of the alarm module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the alarm module to give out an alarm sound to remind a vehicle owner to observe the conditions of rear children;
the signal input end of the car window control module is electrically connected to the MCU, and if the locking forbidding time is passed, the car owner still sends a locking instruction, and then the MCU controls the car window control module to enable the car window to fall by 100 mm.
Preferably, the image acquisition module is set as an infrared camera, and the infrared camera is installed on the lower side of the automobile ceiling.
Preferably, the image acquisition module, the signal identification module and the signal judgment module are integrated on one side of the rear row reading lamp.
Preferably, the vehicle-mounted display device further comprises an external wire, wherein the external wire is electrically connected to the vehicle-mounted power supply and is used for providing power for the image acquisition module and the signal identification module; and the external connection wire is used for transmitting a temperature signal and transmitting an instruction to the MCU.
Preferably, the alarm module comprises a car light and a loudspeaker, and when the alarm module gives an alarm, the car light flickers and the loudspeaker whistles to remind a car owner.
Preferably, the alarm module is arranged as an electronic sounder which is arranged as a Corson KS6V12V24V electronic sounder.
Preferably, the temperature detection device is a thermometer which is arranged on the top side of the vehicle roof.
The invention also provides a child occupant protection method, which comprises the following steps:
s1, after the engine is shut down, activating the system;
s2, the image acquisition module acquires images every 2 seconds, the signal identification module identifies image information, the signal judgment module judges whether children passengers exist in the vehicle, and if the children passengers do not exist in the vehicle, the vehicle can be locked normally;
s3, judging that a child passenger is in the vehicle by the signal judgment module, measuring the external temperature of the vehicle by the temperature identification module, if the external temperature of the vehicle is more than 20 ℃, and if the external temperature of the vehicle is a dangerous working condition, sending an instruction to the MCU, controlling the vehicle lock control module by the MCU to not allow the vehicle door to be locked within 20 seconds, giving an alarm sound prompt, and controlling the alarm module by the MCU to give an alarm sound to remind the vehicle owner to observe the situation of the rear row child;
and after S4 and 20 seconds, if the child passengers are still left in the automobile and the parents still send out an automobile door locking instruction, the MCU controls the automobile window control module to enable all automobile windows to fall by 100mm from a closed state, so that the ventilation in the automobile is kept, and the automobile doors can be locked.
The invention has the technical effects and advantages that: compared with the prior art, the child occupant protection system provided by the invention has the following advantages:
1. the invention uses the objective information of the image to automatically judge danger and prompt the car owner, so as to prevent children from being left in the car independently, and if the car owner stops temporarily only in a short time, the invention can not repeatedly remind the car owner, even prevent the car owner from locking the car, comprehensively consider artificial active factors and assist in making action instructions;
2. the method comprises the following steps that a lock control module and an alarm module are arranged, if the signal judgment module judges that the inside of a vehicle is a dangerous working condition, a door cannot be locked, and an alarm message is sent; if the car owner continuously sends out the door lock-down instruction, the car window can not be completely closed, and the ventilation is facilitated.
Drawings
FIG. 1 is a block diagram of a system for a child restraint system according to the present invention;
FIG. 2 is a flow chart of the present invention;
FIG. 3 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A child occupant protection system comprising an MCU, characterized in that: the image acquisition module, the signal identification module, the signal judgment module, the car lock control module, the alarm module and the car window control module,
the image acquisition module is used for acquiring image signals on the upper side of a rear seat of the automobile and comprises image signals on the upper side of a child seat, the signal output end of the image acquisition module is electrically connected to the image recognition module, and the image acquisition module transmits the acquired signals to the image recognition module;
the signal identification module comprises a temperature identification module and an image identification module, the temperature identification module is used for measuring the real-time temperature outside the automobile, the image identification module identifies the picture acquired by the image acquisition module, and the signal identification module is electrically connected to the signal judgment module;
the signal output end of the signal judgment module is electrically connected with the MCU, the signal judgment module is used for judging whether the children in the car are in dangerous working conditions, if the children are in dangerous working conditions, an action instruction is sent to the MCU, and if the children are not in dangerous working conditions, the operation is terminated;
the vehicle lock control module comprises a timing module, the signal input end of the vehicle lock control module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the vehicle lock control module not to allow the vehicle door to be locked within a certain time;
the signal input end of the alarm module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the alarm module to give out an alarm sound to remind a vehicle owner to observe the conditions of rear children;
the signal input end of the car window control module is electrically connected to the MCU, and if the locking forbidding time is passed, the car owner still sends a locking instruction, and then the MCU controls the car window control module to enable the car window to fall by 100 mm.
The image acquisition module is set as an infrared camera, and the infrared camera is installed on the lower side of the automobile roof.
The image acquisition module, the signal identification module and the signal judgment module are integrated on one side of the rear row reading lamp.
The vehicle-mounted power supply is electrically connected with the vehicle-mounted power supply, and the external wire is used for supplying power to the image acquisition module and the signal identification module; and the external connection wire is used for transmitting a temperature signal and transmitting an instruction to the MCU.
The alarm module comprises a car light and a loudspeaker, when the car light is in alarm, the car light flickers, and the loudspeaker whistles to remind a car owner.
The temperature identification device is a thermometer which is arranged on the upper side of the vehicle roof.
The child occupant protection method of the present invention includes the steps of:
s1, after the engine is shut down, activating the system;
s2, the image acquisition module acquires images every 2 seconds, the signal identification module identifies image information, the signal judgment module judges whether children passengers exist in the vehicle, and if the children passengers do not exist in the vehicle, the vehicle can be locked normally;
s3, judging that a child passenger is in the vehicle by the signal judgment module, measuring the external temperature of the vehicle by the temperature identification module, if the external temperature of the vehicle is more than 20 ℃, and if the external temperature of the vehicle is a dangerous working condition, sending an instruction to the MCU, controlling the vehicle lock control module by the MCU to not allow the vehicle door to be locked within 20 seconds, giving an alarm sound prompt, and controlling the alarm module by the MCU to give an alarm sound to remind the vehicle owner to observe the situation of the rear row child;
and after S4 and 20 seconds, if the child passengers are still left in the automobile and the parents still send out an automobile door locking instruction, the MCU controls the automobile window control module to enable all automobile windows to fall by 100mm from a closed state, so that the ventilation in the automobile is kept, and the automobile doors can be locked.
Example 2
A child occupant protection system comprising an MCU, characterized in that: the image acquisition module, the signal identification module, the signal judgment module, the car lock control module, the alarm module and the car window control module,
the image acquisition module is used for acquiring image signals on the upper side of a rear seat of the automobile and comprises image signals on the upper side of a child seat, the signal output end of the image acquisition module is electrically connected to the image recognition module, and the image acquisition module transmits the acquired signals to the image recognition module;
the signal identification module comprises a temperature identification module and an image identification module, the temperature identification module is used for measuring the real-time temperature outside the automobile, the image identification module identifies the picture acquired by the image acquisition module, and the signal identification module is electrically connected to the signal judgment module;
the signal output end of the signal judgment module is electrically connected with the MCU, the signal judgment module is used for judging whether the children in the car are in dangerous working conditions, if the children are in dangerous working conditions, an action instruction is sent to the MCU, and if the children are not in dangerous working conditions, the operation is terminated;
the vehicle lock control module comprises a timing module, the signal input end of the vehicle lock control module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the vehicle lock control module not to allow the vehicle door to be locked within a certain time;
the signal input end of the alarm module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the alarm module to give out an alarm sound to remind a vehicle owner to observe the conditions of rear children;
the signal input end of the car window control module is electrically connected to the MCU, and if the locking forbidding time is passed, the car owner still sends a locking instruction, and then the MCU controls the car window control module to enable the car window to fall by 100 mm.
The image acquisition module is set as an infrared camera, and the infrared camera is installed on the lower side of the automobile roof.
The image acquisition module, the signal identification module and the signal judgment module are integrated on one side of the rear row reading lamp.
The vehicle-mounted power supply is electrically connected with the vehicle-mounted power supply, and the external wire is used for supplying power to the image acquisition module and the signal identification module; and the external connection wire is used for transmitting a temperature signal and transmitting an instruction to the MCU.
The alarm module is arranged as an electronic sounder which is arranged as a Kesen KS6V12V24V electronic sounder.
The temperature identification device is a thermometer which is arranged on the upper side of the vehicle roof.
The child occupant protection method of the present invention is characterized in that: the method comprises the following steps:
s1, after the engine is shut down, activating the system;
s2, the image acquisition module acquires images every 2 seconds, the signal identification module identifies image information, the signal judgment module judges whether children passengers exist in the vehicle, and if the children passengers do not exist in the vehicle, the vehicle can be locked normally;
s3, judging that a child passenger is in the vehicle by the signal judgment module, measuring the external temperature of the vehicle by the temperature identification module, if the external temperature of the vehicle is more than 20 ℃, and if the external temperature of the vehicle is a dangerous working condition, sending an instruction to the MCU, controlling the vehicle lock control module by the MCU to not allow the vehicle door to be locked within 20 seconds, giving an alarm sound prompt, and controlling the alarm module by the MCU to give an alarm sound to remind the vehicle owner to observe the situation of the rear row child;
and after S4 and 20 seconds, if the child passengers are still left in the automobile and the parents still send out an automobile door locking instruction, the MCU controls the automobile window control module to enable all automobile windows to fall by 100mm from a closed state, so that the ventilation in the automobile is kept, and the automobile doors can be locked.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A child occupant protection system comprising an MCU, characterized in that: the image acquisition module, the signal identification module, the signal judgment module, the car lock control module, the alarm module and the car window control module,
the image acquisition module is used for acquiring image signals on the upper side of a rear seat of the automobile and comprises image signals on the upper side of a child seat, the signal output end of the image acquisition module is electrically connected to the image recognition module, and the image acquisition module transmits the acquired signals to the image recognition module;
the signal identification module comprises a temperature identification module and an image identification module, the temperature identification module is used for measuring the real-time temperature outside the automobile, the image identification module identifies the picture acquired by the image acquisition module, and the signal identification module is electrically connected to the signal judgment module;
the signal output end of the signal judgment module is electrically connected with the MCU, the signal judgment module is used for judging whether the children in the car are in dangerous working conditions, if the children are in dangerous working conditions, an action instruction is sent to the MCU, and if the children are not in dangerous working conditions, the operation is terminated;
the vehicle lock control module comprises a timing module, the signal input end of the vehicle lock control module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the vehicle lock control module not to allow the vehicle door to be locked within a certain time;
the signal input end of the alarm module is electrically connected with the MCU, if the signal judgment module judges that dangerous working conditions exist in the vehicle, an instruction is sent to the MCU, and the MCU controls the alarm module to give out an alarm sound to remind a vehicle owner to observe the conditions of rear children;
the signal input end of the car window control module is electrically connected to the MCU, and if the locking forbidding time is passed, the car owner still sends a locking instruction, and then the MCU controls the car window control module to enable the car window to fall by 100 mm.
2. A child restraint system according to claim 1, wherein: the image acquisition module is set as an infrared camera, and the infrared camera is installed on the lower side of the automobile roof.
3. A child restraint system according to claim 1, wherein: the image acquisition module, the signal identification module and the signal judgment module are integrated on one side of the rear row reading lamp.
4. A child restraint system according to claim 1, wherein: the vehicle-mounted power supply is electrically connected with the vehicle-mounted power supply, and the external wire is used for supplying power to the image acquisition module and the signal identification module; and the external connection wire is used for transmitting a temperature signal and transmitting an instruction to the MCU.
5. A child restraint system according to claim 1, wherein: the alarm module comprises a car light and a loudspeaker, when the car light is in alarm, the car light flickers, and the loudspeaker whistles to remind a car owner.
6. A child restraint system according to claim 1, wherein: the alarm module is arranged as an electronic sounder which is arranged as a Kesen KS6V12V24V electronic sounder.
7. A child restraint system according to claim 1, wherein: the temperature identification device is a thermometer which is arranged on the upper side of the vehicle roof.
8. A child occupant protection method according to claim 1, characterized in that: the method comprises the following steps:
s1, after the engine is shut down, activating the system;
s2, the image acquisition module acquires images every 2 seconds, the signal identification module identifies image information, the signal judgment module judges whether children passengers exist in the vehicle, and if the children passengers do not exist in the vehicle, the vehicle can be locked normally;
s3, judging that a child passenger is in the vehicle by the signal judgment module, measuring the external temperature of the vehicle by the temperature identification module, if the external temperature of the vehicle is more than 20 ℃, and if the external temperature of the vehicle is a dangerous working condition, sending an instruction to the MCU, controlling the vehicle lock control module by the MCU to not allow the vehicle door to be locked within 20 seconds, giving an alarm sound prompt, and controlling the alarm module by the MCU to give an alarm sound to remind the vehicle owner to observe the situation of the rear row child;
and after S4 and 20 seconds, if the child passengers are still left in the automobile and the parents still send out an automobile door locking instruction, the MCU controls the automobile window control module to enable all automobile windows to fall by 100mm from a closed state, so that the ventilation in the automobile is kept, and the automobile doors can be locked.
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| CN202010302314.2A CN111547003A (en) | 2020-04-16 | 2020-04-16 | Child passenger protection system |
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| CN202010302314.2A CN111547003A (en) | 2020-04-16 | 2020-04-16 | Child passenger protection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192289A (en) * | 2021-04-14 | 2021-07-30 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Monitoring and alarming system and method for personnel in vehicle |
| CN114684066A (en) * | 2022-03-25 | 2022-07-01 | 岚图汽车科技有限公司 | Vehicle door locking control method and related equipment |
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| CN113192289A (en) * | 2021-04-14 | 2021-07-30 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Monitoring and alarming system and method for personnel in vehicle |
| CN114684066A (en) * | 2022-03-25 | 2022-07-01 | 岚图汽车科技有限公司 | Vehicle door locking control method and related equipment |
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Application publication date: 20200818 |