JPH05235854A - On-vehicle communication equipment - Google Patents

Abstract

PURPOSE:To attain quick rescue when a passenger is confined in a vehicle body due to collision in front of the vehicle by providing an auxiliary power supply to the rear part of the vehicle body for a power supply to radio equipment and a communication control section. CONSTITUTION:Should collision in front of a vehicle take place and a battery 4 mounted in an engine room be damaged, power is supplied to radio equipment 2 or the like by a rear part mount battery 5 and the normal function is maintained for an automobile telephone system 10. Thus, even when a door will not open because of the collision and a passenger is confined in the vehicle body, a phone contact to an external rescue destination is made and quick rescue is attained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular communication device, and more particularly to a vehicular communication device provided with an auxiliary power source in an emergency.

[0002]

2. Description of the Related Art Conventionally, most of vehicle communication devices are automobile radios, but in recent years, automobile telephone systems have become the mainstream due to the decrease in price. FIG. 6 shows the structure of this car telephone system in a very simplified manner. The car telephone system in this figure includes an in-car telephone terminal 51 and a transceiver 52 for transmission and reception.
And a telephone computer 53 as a communication control unit which is installed between the two and performs transmission / reception with the outside via the wireless device 52 and other control. This telephone computer 53 has an audio volume adjustment by an audio amplifier 54 and a multi-display screen 5
5, input / output control and communication with devices related to telephone functions such as voice input by the microphone 56 are possible. In this figure, reference numeral 54 indicates an antenna.

[0003]

However, in the above-described conventional vehicular communication device, the battery, which is the power source for the wireless device, etc., is mounted only in one place in the engine room at the front of the vehicle body. Therefore, if the battery is damaged during a frontal collision of the vehicle, communication becomes impossible, and particularly when the door is not opened and the occupant is trapped inside the vehicle due to the collision, despite the fact that the vehicle communication device is mounted, There was an inconvenience that the rescue was delayed.

[0004]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a vehicular communication device which solves the disadvantages of the prior art and enables quick rescue even when an occupant is trapped inside the vehicle due to a vehicle front collision. Especially.

[0005]

In order to achieve the above-mentioned object, a vehicle communication device according to the invention of claim 1 has a vehicle-mounted telephone terminal, a transceiver for transmission and reception, and a transceiver provided between them. A communication control unit for performing transmission / reception and other control with the outside via
It is characterized in that an auxiliary power source is provided at the rear of the vehicle body.

A vehicle communication device according to a second aspect of the invention is
In addition to the above configuration, an airbag controller is connected to the communication control unit, and when the communication control unit receives an airbag operation signal output from the airbag controller and an off-hook signal from the in-vehicle telephone terminal, It has a feature of having an automatic emergency emergency call function for automatically making a call to a call destination whose telephone number is registered in advance in the memory.

A vehicle communication device according to a third aspect of the invention is
In the configuration of the invention of claim 1, the communication control unit constitutes a part of the facsimile main body, the airbag controller and the navigation controller are connected to the communication control unit, and the communication control unit outputs from the airbag controller. When an airbag operation signal is received, the current position display image data in the navigation is read from the navigation controller, converted to facsimile image data, and then the facsimile is sent to the destination whose telephone number is registered in the memory in advance. It is configured to have an emergency automatic transmission function for starting the transmission processing of the image data for use.

[0008]

According to the first aspect of the present invention, when the main power source in the engine room is damaged due to the front collision of the vehicle, the auxiliary power source in the rear part of the vehicle body supplies the power to the wireless device and the like.

According to the second aspect of the present invention, when the main power source in the engine room is damaged due to the front collision of the vehicle, the auxiliary power source at the rear of the vehicle body supplies power to the wireless device and the like, and the airbag controller outputs the airbag operation signal. Is output to the communication control unit, and when the occupant lifts the handset of the vehicle-mounted telephone terminal, an off-hook signal is output from the vehicle-mounted telephone terminal to the communication control unit, whereby the telephone number is registered in the memory in advance. The call is automatically sent to the recipient.

According to the third aspect of the present invention, when the main power source in the engine room is damaged due to the front collision of the vehicle, the auxiliary power source at the rear of the vehicle body supplies power to the wireless device and the like, and the airbag controller outputs the airbag operation signal. Is output to the communication control unit, and in the communication control unit, the current position display image data in the navigation is read from the navigation controller, the image data is converted into the image data for facsimile, and then the data is sent to the destination whose telephone number is registered in the memory in advance. The transmission process of the facsimile image data is started.

[0011]

[First Embodiment] A first embodiment of the present invention will be described below with reference to FIG.

The embodiment shown in FIG. 1 includes an in-vehicle telephone terminal 1,
A transceiver 2 for transmission and reception, and a communication controller 3 (which is actually a telephone computer) interposed between the transceiver 2 and transmitting and receiving to and from the outside via the transceiver 2 and other controls. A car telephone system 10 provided with, a battery 4 in an engine room mounted in an engine room in the front of the vehicle body (not shown) as a main power supply for supplying power to the radio 2 and the communication control unit 3, and a trunk room in the rear of the vehicle body. It has a rear mounted battery 5 as an auxiliary power source mounted therein. Here, the in-engine battery 4 and the rear-mounted battery 5 are connected in parallel to the transformer 6 as shown in the drawing, and the wireless device 2 is connected via the transformer 6.
Also, power is supplied to the communication control unit 3.
In FIG. 1, reference numeral 7 is an antenna.

According to the present embodiment thus constructed, the rear mounted battery 5 is hardly damaged even if the vehicle front collision occurs and the engine room mounted battery 4 is damaged. The rear mounted battery 5 supplies power to the wireless device 2 and the like to maintain the normal function of the car telephone system 10.

Therefore, in this embodiment, even if the door cannot be opened due to a collision and the occupant is trapped inside the vehicle, the occupant can use the in-vehicle telephone terminal 1 to save an external rescue destination.
For example, a rescue request can be contacted to JAF ([Company] Japan Automobile Federation) and the like, which has the effect that a rescuer such as JAF can rush to the scene quickly, which enables quick rescue. ..

[0015]

[Second Embodiment] Next, a second embodiment of the present invention will be described with reference to FIGS. Here, the same or equivalent components as those in the first embodiment described above are designated by the same reference numerals, and the description thereof will be simplified or omitted.

As shown in FIG. 2, this embodiment is characterized in that the airbag controller 8 is connected to the communication control unit 3 in the first embodiment described above. The airbag controller 8 receives a signal from a collision sensor (not shown) that detects the collision at the time of a frontal collision of the vehicle, and deploys a not-shown shock absorbing bag (airbag) to generate a gas generator (not shown). It is a controller that ignites the ignition device (squib) of the inflator. Then, the ignition signal is output from the airbag controller 8 to the communication control unit 3 as an airbag operation signal. On the other hand, when the communication control unit 3 receives the airbag operation signal output from the airbag controller 8 and the off-hook signal from the vehicle-mounted telephone terminal 1, the telephone number is registered in the memory in advance. It also has an automatic emergency call function that automatically calls the destination, for example, the JAF. The configuration of the other parts is the same as that of the first embodiment described above.

Next, the overall operation of the second embodiment will be described with reference to the flowchart of FIG.

When a frontal collision of the vehicle occurs, the airbag is operated and the airbag operation signal is transmitted to the airbag controller 8
Is output to the communication control unit 3, the telephone call waiting state is set. In this case, even if the engine room battery 4 is damaged, power is supplied to the wireless device 2 etc. by the rear battery 5 and the normal function of the car telephone system 10 is maintained. It is the same.

When the occupant picks up the handset of the in-vehicle telephone terminal 1, the communication control unit 3 inputs an off-hook signal from the in-vehicle telephone terminal 1, and the JAF whose telephone number is registered in the memory in advance. Automatic dialing is started to the destination such as to make a telephone call.

Therefore, in this embodiment, the same effect as that of the above-described first embodiment can be obtained, and even if the passenger cannot easily remember the telephone number such as JAF due to the shock of a collision,
Since it is automatically sent to JAF etc., it will be very convenient and quicker rescue will be possible.

[0021]

[Third Embodiment] A third embodiment of the present invention will now be described with reference to FIGS. Here, the same or equivalent components as those of the first and second embodiments described above are designated by the same reference numerals, and the description thereof will be simplified or omitted.

In this embodiment, as shown in FIG. 4, the communication control unit 3 constitutes a part of the facsimile main body 20, and the air bag controller 8 and the navigation controller 9 are connected to the communication control unit 3. It is characterized by the fact that

The facsimile main body 20 is configured as an in-vehicle facsimile together with the wireless device 2, and receives a calling signal from the wireless device 2 at the time of facsimile reception, performs connection processing with the facsimile on the other side, demodulates the received signal, and transmits at the time of facsimile transmission. The modem 11 which modulates the signal data stored in the buffer 15 and outputs it after the connection processing to the wireless device 2
The printing section 12 prints the facsimile data sent from the modem 11 on the thermal paper 13 by the print head 12a at the time of reception and outputs it as a recording paper, and the original is read by the reading sensor 14a at the time of transmission and coded in the transmission buffer 15. Document reading section 14 for sending, and this document reading section 14
Buffer 15 for temporarily storing signal data from the
And a communication control unit 3 provided side by side with the modem 11 and the printing unit 13.

The communication control unit 3 is actually composed of a microcomputer and controls communication with the facsimile of the other party via the wireless device 2. In this embodiment, the communication control unit 3 is When the airbag operation signal output from the airbag controller 8 is received, the current position display image data in the navigation is read from the navigation controller 9, the image data for facsimile is converted, and the telephone number is previously stored in the memory. It has an emergency transmission function for starting transmission processing of the facsimile image data to a registered transmission destination, for example, a company.

The navigation controller 9 forms the heart of the navigation system, and outputs a pulse signal in proportion to the number of rotations of the tire to generate a signal corresponding to the distance traveled by the vehicle (not shown). No.) and the absolute azimuth and outputs a signal corresponding to the traveling direction. A predetermined calculation is performed according to the detection signal of the direction detection means (not shown) to obtain the position of the own vehicle and the obtained momentary change. It is a controller that sequentially stores the data of the position to be stored in the internal memory, holds it as finite continuous position information corresponding to the current position of the vehicle, and performs centralized control of the entire navigation system.

The structure of other parts is the same as the first and second parts described above.
Same as the embodiment. In FIG. 4, the in-vehicle telephone terminal 1
Are omitted in order to avoid complication of the drawing.

Next, the overall operation of the third embodiment will be described with reference to the flowchart of FIG.

When a frontal collision of the vehicle occurs, the airbag is operated and the airbag operation signal is sent to the airbag controller 8.
When output from the communication control unit 3 to the communication control unit 3,
The current position display image data for navigation is read from the navigation controller 9. This allows
The current position display image data in the navigation is transferred to the communication control unit 3. At this time, even if the engine room mounted battery 4 is damaged, the rear mounted battery 5 supplies power to the wireless device 2 and the like, and is maintained in a state where transmission to the outside is possible via the wireless device 2.

Next, the communication control section 3 converts the read current position display image data into facsimile image data, sends the image data to the transmission buffer, enters the fax mode (transmission mode), and stores the telephone in advance in the memory. Automatic dialing is started to the destination to which the number is registered, and the transmission processing of the facsimile image data is started via the modem 11.
As a result, the image data is transferred to the facsimile of the other party.

Therefore, in the present embodiment, even if the door cannot be opened due to a collision and the occupant is trapped inside the vehicle, the map of the present location is automatically transferred to an external rescue destination, for example, a company. Therefore, the company staff can quickly come to the scene, and in this case, the map of the current location is automatically transferred to the company side even if the passengers lose their consciousness due to the shock of the collision. Therefore, there is an effect that rescue is possible even in such a case.

If the rescue request message is added to the contents of the facsimile transmission, the JAF will be the rescue destination.
In this case, by registering a telephone number such as JAF in the memory of the communication control unit 3 in advance, a map of the current location with a rescue request message is automatically transferred to JAF or the like. This is convenient because rescue workers such as JAF can quickly come to the scene.

[0032]

As described above, according to the present invention,
Even if the main power supply in the engine room is damaged due to a vehicle front collision, the auxiliary power supply at the rear of the vehicle body secures power to the wireless device, so even if the occupant is trapped inside the vehicle due to the vehicle front collision, Since it is possible to contact an external rescue destination such as the JAF, quick rescue is possible. Especially, in the case of a vehicle equipped with an airbag, the airbag operation signal is sent to the communication control unit by the operation of the airbag. Automatically calls out to the rescue destination just by lifting the handset of the in-vehicle telephone terminal, which enables even quicker rescue.In addition, in the case of a vehicle equipped with a navigation system and a facsimile in addition to the airbag, When the airbag operation signal is input, the communication control unit reads the current location display image data for navigation and automatically sends the map of the current location to the rescue destination. Therefore, even if the passenger becomes faint due to the shock of a collision, the map of the current location is automatically transferred to the rescue destination of the company, etc. A communication device can be provided.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a first exemplary embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a second exemplary embodiment of the present invention.

FIG. 3 is a flowchart showing the operation of the second embodiment.

FIG. 4 is a block diagram showing a configuration of a third exemplary embodiment of the present invention.

FIG. 5 is a flowchart showing the operation of the third embodiment.

FIG. 6 is a block diagram showing a configuration of a conventional car telephone system.

[Explanation of symbols]

 1 In-vehicle telephone terminal 2 Radio device 3 Communication control unit 4 Battery mounted in engine room as main power source 5 Rear mounted battery as auxiliary power source 8 Airbag controller 9 Navigation controller 20 Facsimile body

Claims (3)

[Claims] 1. An in-vehicle telephone terminal, a transceiver for transmitting and receiving,
A communication control unit that is interposed between the two and controls transmission / reception with the outside through the wireless device and other controls, and is used as a main power source for supplying power to the wireless device and the communication control unit in the engine room at the front of the vehicle body. In addition to the power supply, a vehicle communication device is characterized in that an auxiliary power supply is provided at the rear of the vehicle body. 2. An airbag controller is connected to the communication control section, and the communication control section receives an airbag operation signal output from the airbag controller and an off-hook signal from the vehicle-mounted telephone terminal. 2. The vehicle communication device according to claim 1, further comprising an emergency automatic transmission function of automatically transmitting to a destination whose telephone number is registered in advance in the memory. 3. The communication control unit constitutes a part of a facsimile main body, an airbag controller and a navigation controller are connected to the communication control unit, and the communication control unit outputs from the airbag controller. When an airbag operation signal is received, the current position display image data in the navigation is read from the navigation controller, converted to facsimile image data, and then the facsimile is sent to the destination whose telephone number is registered in the memory in advance. 2. The vehicular communication device according to claim 1, further comprising an emergency automatic transmission function for starting transmission processing of the image data for use.