JP2001307261A - Vehicle onboard emergency signal transmitting system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vehicle onboard emergency signal transmitting system which detects that an emergency condition occurs on a vehicle on the basis of various signal of sensors and transmits the emergency signal. SOLUTION: The vehicle onboard emergency signal transmitting system comprises a sensor means 2, an auxiliary detecting sensor means 8, an emergency decision means 3 which selectively inputs a plurality of detecting signal and detects that the detecting signals are over a level of the emergency condition, an emergency signal generating means 4 for generating the emergency signal, an emergency signal outputting means 5, an emergency control 6 for directing each section to control, a secondary battery 7 to prepare for a cutoff of an external electric power supply, and a black box 1 consisting of a durable container 1A, which have a heat resistance, waterproof, and shock resistance, contains those of means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an emergency signal generation system mounted on a vehicle, and more particularly, to an on-vehicle emergency signal for determining the occurrence of an emergency in a vehicle based on various sensor signals and transmitting an emergency signal. Related to transmission system.

[0002]

2. Description of the Related Art In recent years, car traffic accidents, fatal accidents due to heatstroke caused by leaving a child in a car, CO poisoning during naps, and theft of vehicles and their parts have frequently occurred.
The prevention of these accidents and incidents relies on the attention of the driver and passengers, and many accidents and incidents have occurred beyond their limits. In elucidating the cause and investigating a theft case, the process of occurrence of the accident and the elucidation of the case rely on the memories and speculations of the parties involved. For aircraft, voice recorders, flight recorders, and the like, the conversation between the pilot and the controller in chronological order, flight data of the aircraft, and the like are effective means for investigating accidents. Applicable devices or systems for vehicles are merely collections of necessary data by vehicle manufacturers and test organizations by combining existing measuring instruments. Even so, there is no device or system that can be used for both abnormal situations such as accidents and theft. Under such circumstances, there is a need for a vehicle-mounted emergency signal generation system that is useful for preventing accidents, elucidating the process of occurrence of accidents, and elucidating incidents.

[0003]

SUMMARY OF THE INVENTION In view of the above-described problems and problems, the present invention is directed to a vehicle-mounted emergency signal transmission system that determines the occurrence of a vehicle emergency based on various sensor signals and transmits an emergency signal. Aim for the proposal.

[0004]

SUMMARY OF THE INVENTION In preparation for occurrence of an emergency in a vehicle, sensor means having an impact sensor for detecting the impact of a vehicle accident, auxiliary detection sensor means for detecting an auxiliary emergency, and a plurality of detection means A sensor selection unit for selectively inputting a signal, an input selection unit for selectively inputting an auxiliary sensor, an emergency judgment unit for judging whether the selectively input detection signal exceeds an emergency level, and judgment conditions of the emergency judgment unit are stored. An emergency signal generator having an emergency signal generating unit for generating an emergency signal when the emergency determining means determines an emergency, and an ID memory storing an ID of the device. Means, emergency signal output means having a flash generator for emitting a flash in an emergency, and an audio signal output unit for outputting an audio signal to an external device, and a secondary battery for shutting off an external power supply. Heat resistance for accommodating respective means, water resistance, is composed of a black box made of durable container having impact resistance.

[0005] A temperature sensor for detecting the temperature in the vehicle compartment is additionally installed in the sensor means, a gas detection sensor for detecting the air composition in the vehicle compartment is additionally installed, and an inundation detection sensor for detecting inundation in the vehicle compartment is added. Install or add a fire detection sensor to detect vehicle fire.

[0006] In the auxiliary sensor means, a damage detection sensor for detecting a vehicle damage caused by a vehicle accident is additionally installed, and an illegal intruder detection sensor for detecting an intruder who does not use a vehicle key to the vehicle is additionally installed. A lane departure detection unit for detecting departure from the prescribed traveling path is additionally installed, or a GPS input unit for inputting a GPS signal for detecting the current position of the vehicle is additionally installed.

[0007] The judgment condition stored in the judgment condition memory is
The vehicle impact value condition specified by the impact value applied to the vehicle,
The in-vehicle C, which is a combination of the room temperature in the vehicle and the manned state in the vehicle, is detected, and is used as a heat stroke determination condition for determining the possibility of heat stroke
Detecting O concentration and determining CO poisoning to determine the possibility of CO poisoning. Detecting inundation in the vehicle and determining the possibility of submersion of the vehicle. Detecting vehicle fires by detecting vehicle fires, determining vehicle damage due to vehicle accidents, determining vehicle damage, detecting suspicious persons entering the vehicle, or starting the engine without an engine key A vehicle crime judgment condition to judge the possibility of vehicle crime, a drowsiness judgment condition to judge the possibility of a drowsy driving such as a loss or straying of the vehicle from the regular running path, or a burial of the vehicle by debris The condition for judging the burial of earth and sand is used to judge the possibility of burial.

[0008] An automobile radio, in which an emergency sound output unit for outputting a sound wave such as an impact sound, a siren sound, and a striking sound is additionally installed in an emergency signal output unit, and an electromagnetic wave output unit using an extremely long wave electromagnetic wave communication unit is additionally installed. Additional installation, additional installation of an automobile telephone, additional installation of a PHS telephone, or additional installation of an ITS communication device.

In the black box, a circulating recorder that cyclically stores various types of sensor data of the vehicle in a time series is additionally installed, or a traveling road recorder that cyclically stores traveling data of the vehicle is additionally installed. I do.

In the emergency signal generating means, an emergency data generation unit for generating message data in an emergency state is additionally installed, a cyclic generation control unit for cyclically reproducing the cyclic recorder is additionally installed, or an emergency signal is received from an external device. An emergency response unit for transmitting reproduction data of the circulating recorder or the traveling road recorder in response to a search control signal is additionally installed.

[0011]

FIG. 1 is a system configuration diagram of a first embodiment of a vehicle-mounted emergency signal transmission system according to the present invention. FIG. 2 is a block diagram of a main part of a second embodiment of the vehicle-mounted emergency signal transmission system according to the present invention. First, the configuration and operation of the vehicle-mounted emergency signal transmission system will be schematically described. The vehicle-mounted emergency signal transmission system according to the embodiment selects a sensor unit 2 having an impact sensor 2a for detecting an impact of a vehicle accident, an auxiliary detection sensor unit 8, and a plurality of detection signals in preparation for occurrence of an emergency in the vehicle. An input sensor selection unit 3a, an input selection unit 3b for selecting and inputting an auxiliary sensor, an emergency judgment unit 3c for judging that the selectively input detection signal exceeds the emergency level, and judgment conditions of the emergency judgment unit are stored. An emergency determination means 3 having a determination condition memory 3d, an emergency signal generation unit 4a for generating an emergency signal when the emergency determination means determines an emergency, and an ID memory 4c storing the ID of the device. Emergency signal generating means 4
An emergency signal output unit 5 having a flash generator 5a for emitting a flash in an emergency and an audio signal output unit 5b for outputting an audio signal to an external device; a calendar 11 for generating calendar data; A system memory 12 storing the sequence program, an emergency control unit 6 for issuing a control command to each unit according to the sequence program, a secondary battery 7 for shutting off the external power supply, and a heat-resistant And a black box 1 made of a durable container 1A having water resistance, water resistance and impact resistance.

The sensor means 2 constantly detects an accident of the vehicle and the environment inside the vehicle, and inputs the detected information to the emergency judgment means 3. The emergency judging means 3 judges whether the detection signal exceeds the emergency level based on the judgment conditions stored in the judgment condition memory 3d. When an emergency is determined, the emergency signal generating means 4 generates an emergency signal, and the emergency signal output means 5 outputs the emergency signal to the outside by means of light or sound.

A detailed description will be given with reference to FIG. The sensor means 2 of the vehicle-mounted emergency signal transmission system of the second embodiment includes a temperature sensor 2b for detecting the temperature in the vehicle compartment, a gas detection sensor 2c for detecting the air composition in the vehicle compartment, and detecting inundation in the vehicle compartment. And a fire detection sensor 2e for detecting a vehicle fire.

Similarly, the auxiliary sensor means 8 includes a damage detection sensor 8a for detecting vehicle damage caused by a vehicle accident, an unauthorized intruder detection sensor 8c for detecting an intruder who does not use a vehicle key to the vehicle, and a prescribed traveling of the vehicle. A roadway departure detection unit 8d for detecting departure from the road, a GPS input unit 8b for receiving radio waves from a plurality of GPS satellites GS1 and GS2 and inputting a GPS signal for detecting the current position of the vehicle are added. I have.

Further, the emergency signal output unit 5 includes a sound wave output unit 5c that outputs sound waves such as an impact sound, a siren sound, and a hitting sound, and an electromagnetic wave output unit 5 that uses a very long wave electromagnetic wave communication unit.
e, and an automobile radio, an automobile telephone, a PHS telephone, an ITS communication apparatus, and the like, which are illustrated as the wireless transmission / reception unit 5f, are additionally installed.

The black box 1 further includes a circulating recorder 10a that cyclically stores various time-series sensor data of the vehicle, a traveling road recorder 10b that cyclically stores traveling data of the vehicle, and the like. is set up. In these recorders, data on the travel route of the installed vehicle and the progress of the vehicle to an emergency is stored cyclically, and can be used for analyzing accidents and vehicle crimes.

Further, the emergency signal generator 4 includes an emergency data generator 4 for generating message data in an emergency state.
b, a cyclic generation control unit 4 for cyclically reproducing the cyclic recorder
d, an emergency response unit 4e for transmitting reproduction data of the circulating recorder 10a or the traveling road recorder 10b in response to a search control signal received from an external device is additionally provided.

Before describing the details of the operation, the black box 1 according to the present invention will be described. Each functional part of the black box of the present application is housed in a durable container 1A in order to protect it from a vehicle collision accident, a vehicle submergence accident, a burial accident caused by a collapse of a tunnel, a vehicle fire accident, and the like, similarly to those mounted on an aircraft or the like. ing. Further, on the premise that the external power supply is cut off, a secondary battery 7 is built in, and about 4
8 hours internal operation guaranteed.

The sensor detection signal from the sensor means 2 is selected and input by the sensor selection unit 3a, and the input signal from the auxiliary sensor 8 is selectively input by the input selection unit 3b. The above-mentioned sensor detection signal and the input signal determine whether or not the emergency determination unit 3c is in an emergency state based on the determination conditions stored in the determination condition memory 3d. The judgment condition of the emergency judgment is a vehicle shock value condition defined by an impact value applied to the vehicle, a heat stroke judgment condition for detecting a combination of a room temperature in the car and a manned state in the car, and judging a possibility of heat stroke, CO poisoning judging conditions for detecting the CO concentration in the car and judging the possibility of CO poisoning, vehicle inundation judging conditions for detecting inundation in the car and judging the possibility of submersion of the vehicle,
Vehicle fire judgment conditions to judge the occurrence of a vehicle fire by detecting the temperature and smoke emission in the vehicle, vehicle damage judgment conditions to judge the vehicle damage due to the occurrence of a vehicle accident, an engine without a suspicious person entering the vehicle or an engine key Crime criteria for judging the likelihood of a vehicle crime such as starting, dormancy criteria for judging the possibility of dozing, such as loss or straying from the regular driving path in the car, or the possibility of burial by debris in the car Are selected in combination.

The main judgment conditions will be described in detail. The vehicle impact value condition is determined based on an upper limit value of impact acceleration due to a vehicle collision, a debris or a crash from a bridge, or the like. The heat stroke judgment condition is
When the room temperature in the stopped vehicle is 45 ° C. or higher, and a person or an animal is in the vehicle and this state continues for a set time or more (for example, 10 minutes or more), it is determined that an emergency has occurred.

The condition for determining CO poisoning is as follows: when the vehicle is napping inside the vehicle without stopping the engine, C leaked from an exhaust pipe or the like.
When the O gas is detected and the value becomes equal to or higher than the set concentration, it is determined that an emergency has occurred. The conditions for judging vehicle inundation are based on the assumption that the vehicle has fallen into a river or the sea and water has entered the interior of the vehicle. It is.

Vehicle crime judgment conditions include damage to window glass,
When the opening / closing of the door, the trunk room and the engine room without the door key, or the start of the engine without the engine key is detected, it is determined that an emergency has occurred. Specifically, it includes a door knob sensor 2f, a trunk room sensor 2g, and the like, and an opening / closing detection unit (not shown) for a door, a trunk room, an engine room, and the like. When it is determined that an emergency has occurred, a loud warning sound is continuously transmitted from the sound wave output unit 5c, and the continuation of the vehicle criminal act can be suppressed.

The drowsiness determination condition is that when the meandering of the running vehicle or the departure from the regular runway is taken in from a peripheral device of the car navigation device, and when the meandering or departure from the runway is performed for a certain time or more than a set distance. , And judge it as an emergency. The track departure detection unit 8d detects the I
Using the TS system, the position of the vehicle with respect to the travel path is accurately detected.

When the emergency determination unit 3c determines that an emergency has occurred, the emergency signal generation unit 4a generates an emergency control signal such as voice or light, and the emergency data generation unit 4b uses the device ID stored in the ID memory 4c. Generate emergency data in the attached document format. When the emergency control signal and the emergency data are generated, the emergency signal output means 4e outputs the information by a plurality of methods.

The flash generator 5a continuously emits flash-like flash. Audio signal output unit 5b
After the emergency data generated by the emergency data generation unit 4b is converted into a voice signal using a voice synthesis unit (not shown), the voice signal is input to an audio device of the vehicle via a voice output terminal. Warns drivers and passengers of emergencies. The sound wave output unit 5c outputs sound waves such as an impact sound, a siren sound, and a hitting sound, and can display a buried place when the corresponding vehicle is buried in earth or sand or submerged.

The display signal output unit 5e converts the emergency data generated by the emergency data generation unit 4b into an image signal using an image generation unit (not shown), and then converts the emergency data into a corresponding vehicle via a video output terminal. Is displayed on the display device 31 to warn the driver or passenger of an emergency.

The electromagnetic wave transmission / reception unit 5e using an ultra-long wave electromagnetic wave transmission means is an effective communication means that enables communication with the black box 1 when the vehicle is buried in earth or sand.

The wireless transmission / reception unit 5f includes a mobile phone or a PHS
By dialing up to a reporting center registered in advance in the center registration memory 10c via the public line NET by means of, for example, an emergency is automatically reported.

The emergency response unit 4e, based on the current position confirmation command received by the wireless transmission / reception unit 5f, receives the GPS input unit 8
The GPS data of the vehicle input from b is transmitted from the wireless transmission / reception unit 5f. Effective information for investigating a stolen vehicle can be obtained. Further, the stored data of the circulating recorder 10a or the traveling road recorder can be read cyclically via the cyclic reproduction control unit 4d and the recorder control unit 10d.

[0030]

The present invention is embodied as described above, and has the following effects. The sensor means constantly detects an accident or an in-vehicle environment of the corresponding vehicle, and the emergency determination means determines that the detection signal exceeds the emergency level, the emergency signal generation means generates an emergency signal, and the emergency signal output means By outputting the emergency signal to the outside by means such as light or sound, a vehicle-mounted emergency signal transmission system that determines the occurrence of an emergency of the vehicle based on various sensor signals and transmits the emergency signal has been proposed. .

[Brief description of the drawings]

FIG. 1 is a system configuration diagram of a first embodiment of a vehicle-mounted emergency signal transmission system according to the present invention.

FIG. 2 is a main part block diagram of a second embodiment of a vehicle-mounted emergency signal transmission system according to the present invention.

[Explanation of symbols]

 GS1, GS2 GPS satellite NET public line 1 Black box 1A Durable container 2 Sensor means 2a Impact sensor 2b Temperature sensor 2c Gas detection sensor 2d Water detection sensor 2e Fire detection sensor 2f Door knob sensor 2g Trunk room sensor 3 Emergency judgment means 3a Sensor selection unit 3b Input selection unit 3c Emergency judgment unit 3d Judgment condition memory 4 Emergency signal generation unit 4a Emergency signal generation unit 4b Emergency data generation unit 4c ID memory 4d Cyclic reproduction control unit 4e Emergency response unit 5 Emergency signal output unit 5a Flash generation unit 5b Voice Signal output unit 5c Sound wave output unit 5d Display signal output unit 5e Electromagnetic wave output unit 5f Wireless transmission / reception unit 6 Emergency control unit 7 Secondary battery 8 Auxiliary detection sensor means 8a Damage detection sensor 8b GPS input unit 8c Illegal intruder detection sensor 8d De-detection unit 0 traveling storage unit 10a circulates recorder 10b roadway recorder 10c Center registration memory 10d recorder control unit 11 calendar 12 system memory

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) G08B 21/00 G08B 21/00 21/06 21/06 25/10 25/10 D G08G 1/13 G08G 1/13 F Terms (reference) 3K039 AA08 LC06 MA00 MB00 QA00 QA05 QA06 QA07 5C084 AA04 AA07 AA09 BB33 CC02 CC03 CC07 CC08 DD02 DD79 DD80 DD84 EE06 FF02 GG07 GG17 GG57 HH02 HH07 HH12 5C086 AA01 AA02 A23 A02 A23 A02 A23 A08 AB23 A23 AA03 AA08 AA19 AA32 AA37 AA42 AA44 AA46 BB12 BB18 BB22 BB65 BB74 DD02 DD03 DD04 DD05 DD07 DD08 DD14 EE05 EE08 FF14 FF16 GG08 GG12 GG18 GG19 GG32 GG66 GG83 5H180 BB05 EE08EE15EE08

Claims (29)

[Claims] 1. A sensor means having an impact sensor for detecting an impact of a vehicle accident in preparation for occurrence of an emergency in a vehicle; an auxiliary detection sensor means for detecting an auxiliary emergency; and selecting a plurality of the detection signals. A sensor selection unit to be input, an input selection unit to select and input the auxiliary sensor, an emergency determination unit to determine whether the input detection signal exceeds an emergency level, and determination conditions of the emergency determination unit are stored. Emergency determination means having a determination condition memory, an emergency signal generation unit for generating an emergency signal when the emergency determination means determines an emergency, and an ID storing the ID (number) of the device.
Emergency signal generating means having a memory, emergency signal output means having a flash generating section for emitting a flash in an emergency, and an audio signal output section for outputting an audio signal to an external device, and a secondary battery for shutting off an external power supply And a black box having a heat-resistant, water-resistant, and impact-resistant durable container for accommodating each of these means, wherein the sensor means constantly detects an accident or an in-vehicle environment of the corresponding vehicle and performs the emergency judgment. When the means determines that the detection signal exceeds the emergency level, the emergency signal generating means generates an emergency signal, and the emergency signal output means outputs the emergency signal to the outside by means such as light or sound. A vehicle-mounted emergency signal transmission system characterized by outputting. 2. The on-vehicle emergency signal transmission system according to claim 1, wherein a temperature sensor for detecting a temperature in a vehicle compartment is additionally installed in the sensor unit. 3. The on-board emergency signal transmission system according to claim 1, wherein a gas detection sensor for detecting an air composition in a vehicle compartment is additionally installed in the sensor means. 4. The vehicle-mounted emergency signal transmission system according to claim 1, wherein an inundation detection sensor for detecting inundation in a vehicle interior is additionally provided in said sensor means. 5. The on-vehicle emergency signal transmission system according to claim 1, wherein a fire detection sensor for detecting a vehicle fire is additionally installed in the sensor means. 6. The on-vehicle emergency signal transmission system according to claim 1, wherein a damage detection sensor for detecting a vehicle damage due to a vehicle accident is additionally installed in the auxiliary sensor means. 7. The on-vehicle emergency signal transmission system according to claim 1, wherein an illegal intruder detection sensor for detecting an intruder who does not use a vehicle key to the vehicle is additionally installed in the auxiliary sensor means. . 8. The vehicle-mounted emergency signal transmission system according to claim 1, wherein a runway lost detecting unit for detecting a lost of the vehicle from a prescribed running path is additionally installed in the auxiliary sensor means. 9. The on-vehicle emergency signal transmission system according to claim 1, wherein a GPS input unit for inputting a GPS signal for detecting a current position of the vehicle is additionally installed in the auxiliary sensor unit. 10. The on-vehicle emergency signal transmission system according to claim 1, wherein the determination condition stored in the determination condition memory is a vehicle impact value condition defined by an impact value applied to the vehicle. 11. A heat stroke determining condition for detecting a possibility of heat stroke by detecting a combination of a room temperature in the vehicle and a manned state in the vehicle, wherein the determination condition stored in the determination condition memory is determined. The vehicle-mounted emergency signal transmission system according to claim 1. 12. A judgment condition stored in the judgment condition memory, wherein a CO (carbon monoxide gas) concentration in the vehicle is detected and C
The vehicle-mounted emergency signal transmission system according to claim 1, wherein a CO poisoning determination condition for determining a possibility of O poisoning is used. 13. The vehicle immersion determination condition according to claim 1, wherein the criterion stored in the criterion memory is a vehicle immersion determination condition for detecting inundation in the vehicle and determining the possibility of the vehicle being submerged. Vehicle-mounted emergency signal transmission system. 14. The vehicle according to claim 1, wherein the judgment condition stored in the judgment condition memory is a vehicle fire judgment condition for judging the occurrence of a fire in the vehicle by detecting a temperature inside the vehicle, smoking, and the like. Vehicle-mounted emergency signal transmission system. 15. The vehicle-mounted emergency signal transmission system according to claim 1, wherein the judgment condition stored in the judgment condition memory is a vehicle damage judgment condition for judging vehicle damage due to a vehicle accident. 16. The vehicle according to claim 1, wherein the judgment condition stored in the judgment condition memory is a vehicle crime judgment condition for judging a possibility of a vehicle crime such as entry of a suspicious person into a vehicle or starting of an engine without an engine key. The vehicle-mounted emergency signal transmission system according to claim 1. 17. The drowsiness determination condition stored in the determination condition memory is a drowsiness determination condition for determining a possibility of a drowsy driving such as departure or straying of a vehicle from a regular traveling road. The emergency signal transmission system mounted on a vehicle according to claim 1. 18. The vehicle-mounted emergency signal transmission system according to claim 1, wherein the judgment condition stored in the judgment condition memory is a sediment burial judgment condition for judging a possibility of burial of the vehicle by earth and stone. . 19. The vehicle-mounted emergency signal transmission system according to claim 1, wherein a sound wave output unit that outputs sound waves such as an impact sound, a siren sound, and a striking sound is additionally installed in the emergency signal output means. . 20. The vehicle-mounted emergency signal transmission system according to claim 1, wherein an electromagnetic wave output unit using a very long wave electromagnetic wave communication means is additionally installed in the emergency signal output means. 21. The vehicle-mounted emergency signal transmission system according to claim 1, wherein an automobile radio is additionally installed in said emergency signal output means. 22. The on-vehicle emergency signal transmission system according to claim 1, wherein a mobile telephone is additionally installed in said emergency signal output means. 23. The vehicle-mounted emergency signal transmission system according to claim 1, wherein a PHS telephone is additionally installed in said emergency signal output means. 24. The vehicle-mounted emergency signal transmission system according to claim 1, wherein an ITS communication device is additionally installed in the emergency signal output means. 25. The vehicle-mounted emergency signal transmission system according to claim 1, further comprising a circulation recorder that cyclically stores various time-series sensor data of the vehicle in the black box. 26. The vehicle-mounted emergency signal transmission system according to claim 1, wherein a traveling road recorder that cyclically stores traveling data of the vehicle is additionally installed in the black box. 27. The vehicle-mounted emergency signal transmission system according to claim 1, wherein an emergency data generation unit for generating emergency data in an emergency state is additionally provided in said emergency signal generation means. 28. The on-vehicle emergency signal transmission system according to claim 25, wherein the emergency signal generation means further includes a cyclic generation control unit for cyclically reproducing the cyclic recorder. 29. An emergency response unit for transmitting reproduction data of the circulating recorder or the traveling road recorder in response to a search control signal received from an external device, is further provided in the emergency signal generating means. Item 27. The vehicle-mounted emergency signal transmission system according to item 25 or 26.