JPH07165019A - Remote controlled alarm system for automobile - Google Patents

Abstract

PURPOSE:To provide a remote controlled alarm system for a vehicle, which does not increases the cost, which is desirable in space efficiency, and which can surely and effectively transmit an alarm generated in a parked vehicle to a driver. CONSTITUTION:An alarm information generating means 1b-1 generates alarm information, based on signals from respective detecting means 1c, 1d, while a transmitting/receiving means 1a radiotransmits this alarm information and receives various control information from the outside. Based on the control information received, a load controlling means 1b-2 controls various kinds of loads 1e, 1h, 1i. On the other hand, a transmitting/receiving means 2a receives the alarm information from a car-mounted device and ratio--transmits the control information. Based on the alarm information received, alarming means 2d, 2e generate the alarm. According to operation of the operation keys corresponding to various kinds of loads, an operating means 2c generates the control information to be transmitted from the transmitting/receiving means 2a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular remote control alarm system, and more particularly to a vehicular transmitter / receiver and a portable transmitter / receiver as a remote control device carried by a driver. The present invention relates to a remote control alarm system for a vehicle, in which a mobile device issues an alarm by transmitting an alarm signal to the aircraft.

[0002]

2. Description of the Related Art Conventionally, when a mischief or theft is performed on a parked vehicle, a light is blinked and a horn sound is generated to attract the attention of people around the vehicle.
A vehicle alarm device for restraining mischief or theft is installed in the vehicle. In addition, when the engine and air conditioning of the vehicle are started, the doors are unlocked, and the trunk is unlocked, control signals such as a start signal and a lock / unlock signal are sent from the portable transmitter to the in-vehicle receiver by radio waves. There is also known a vehicle remote control system that remotely controls an in-vehicle load.

[0003]

In the above-mentioned conventional apparatus, if the vehicle alarm device and the vehicle remote control system are provided separately, the cost is increased and the space efficiency is not preferable. Especially, in the conventional alarm device,
Since the vehicle itself is designed to generate an alarm by detecting mischief or theft of a parked vehicle, we cannot expect much effect when there are no people around.
In addition, when the driver is in a remote area, it is impossible to know whether the vehicle that is the subject of mischief or theft is his or her own vehicle, so the alarm should be transmitted to the driver reliably and effectively. There were some things I couldn't do.

Therefore, in view of the above-mentioned conventional problems, the present invention is preferable from the viewpoint of cost increase and space efficiency, and further, an alarm issued in response to detection of mischief or theft of a parked vehicle. It is an object of the present invention to provide a remote control alarm system for a vehicle, which can reliably and effectively notify the driver.

[0005]

In order to achieve the above object, a remote control alarm system for a vehicle according to the present invention comprises:
As shown in the basic configuration diagram of FIG. 1, detecting means 1c and 1d for detecting various states of a vehicle, alarm information generating means 1b-1 for generating alarm information by a signal from the detecting means, and the alarm information are shown. In-vehicle device 1 including transmitting / receiving means 1a for transmitting and receiving various control information from the outside, and load control means 1b-2 for controlling various loads 1e, 1h, 1i based on the control information received by the transmitting / receiving means A transmitting / receiving means 2a for receiving the alarm information transmitted by the transmitting / receiving means of the in-vehicle device and transmitting the control information, and alarm means 2d, 2e for generating an alarm according to the alarm information received by the transmitting / receiving means, and the various types described above. The mobile device 2 is provided with an operation means 2c having an operation key corresponding to a load and generating the control information by operating the operation key. .

Further, the transmitting / receiving means of the in-vehicle device is an automobile telephone, and the transmitting / receiving means of the portable device is a slave unit of a telephone having a transceiver for transmitting / receiving to / from the automobile telephone.

[0007]

In the above structure, the alarm information generating means 1b-1 of the vehicle-mounted device 1 generates alarm information in response to the signals from the various detecting means 1c and 1d, and the transmitting / receiving means 1a transmits this alarm information as well as from the outside. Receives various control information. The load control means 1b-2 is based on the received control information.
Controls various loads 1e, 1h, 1i. On the other hand, the transmitting / receiving means 2a of the mobile device 2 receives the alarm information from the vehicle-mounted device 1 and transmits the control information. Based on the alarm information received by the transmitting / receiving means 2a, the alarm means 2d, 2e
Generates an alarm. The operation means 2c of the portable device 2 has operation keys corresponding to various loads, and the operation of the operation keys generates control information to be transmitted by the transmission / reception means 2a.

Therefore, since the portable device 2 for generating and transmitting the control information for remotely controlling various loads mounted on the vehicle receives the alarm information generated in the in-vehicle device 1, the alarm is generated. The alarm status occurring on the side can be surely known at hand.

Further, since the transmitting / receiving means of the vehicle-mounted device is composed of a car telephone, it is not necessary to provide a transmitting / receiving means separately, so that the system cost can be reduced accordingly. Furthermore,
Since the transmitting / receiving means of the portable device is constituted by a slave unit of a telephone having a transmitter / receiver for transmitting / receiving to / from a car telephone, the system cost can be reduced also from this point.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 2 is a diagram showing an embodiment of a remote control alarm system for a vehicle according to the present invention, in which 1 is an in-vehicle device mounted in a vehicle and 2 is a portable device carried by a driver. The vehicle-mounted device 1 is operated by a vehicle-mounted transceiver device 1a, a predetermined control program, a ROM storing the control program, and a C having a RAM storing various data.
It is composed of a central control unit 1b composed of PU and the like. AT
Reference numeral ₁ is a transmission / reception antenna of the transmission / reception device 1a.

The central control unit 1b is connected to the on-vehicle transmission / reception device 1a, and a door of the vehicle, a door that opens / closes according to the on / off state of the trunk, and a trunk switch 1c.
And a choking detection unit 1d that detects choking performed on a parked vehicle during a parking violation control. The central control unit 1b also includes an engine start control unit 1e that controls engine start, an air conditioning control unit 1f that controls an in-vehicle air conditioner, a horn that controls horn operation and blinking of lights, a light control unit 1g, and a door lock / unlock. A door locking / unlocking unit 1h for controlling the door and a trunk unlocking unit 1i for controlling unlocking of the trunk are connected.

The central control unit 1b inputs the reception data received by the on-vehicle transmission / reception device 1a and outputs the transmission data to be transmitted by the on-vehicle transmission / reception device 1a. In addition, the central control unit 1b turns on the door and the trunk switch 1c.
An OFF signal and a detection signal from the choking detection unit 1d are input, and a start signal for the engine start control unit 1e that controls engine start, an ON / OFF signal for the air conditioning control unit 1f, and a horn and light control unit 1g. An on / off signal, a locking / unlocking signal for the door locking / unlocking unit 1h, and an unlocking signal for the trunk unlocking unit 1i are output. The engine start control unit 1e and the air conditioning control unit 1
The f, the horn, the light control unit 1g, the door locking / unlocking unit 1h, and the trunk unlocking unit 1i are loads attached to the vehicle-mounted apparatus 1.

On the other hand, the portable device 2 includes a portable transceiver 2a,
A ROM that operates according to a predetermined control program and stores the control program, and a RAM that stores various data
And a control unit 2b including a CPU having The control unit 2b has an operation unit 2c having operation keys for operating various loads attached to the in-vehicle apparatus 1, a warning display unit 2d for displaying a warning, and an alarm sound generating unit for generating an alarm sound. 2e is connected. AT ₂ is a transmitting / receiving antenna of the transceiver 2a.

In the above structure, when the unlocking is not performed by the not-shown regular key and the portable device 2, the central control unit 1b opens the door, the trunk is opened, and the ON signal is output from the door and the trunk switch 1c. In response to this, an alarm signal is output to the horn / light control unit 1g in response to this, and the horn / light control unit 1g responds to this by turning on a horn (not shown) to ring and turning on / off a light (not shown). It attracts the attention of people and controls the mischief or theft of parked vehicles. Further, the central control unit 1b outputs coded theft warning data indicating that the door or the trunk has been opened due to mischief or theft to the vehicle-mounted transceiver 1a, and the vehicle-mounted transceiver 1a steals accordingly. The alarm data is transmitted by radio waves via the antenna AT ₁ . This radio wave is received by the antenna AT ₂ of the portable transmitter / receiver 2a of the portable device 2, the control unit 2b decodes the received theft alarm data, and the alarm display unit 2d displays an alarm and an alarm sound is generated. It is generated in the part 2e. Thus, the driver carrying the portable device 2 can be informed that his vehicle is about to be stolen.

Further, specifically, when the central control unit 1b inputs a choking detection signal from a choking detection unit 1d, which will be described later, a coded choking alarm indicating that a parking violation is being controlled is provided to the vehicle-mounted transceiver 1a in response thereto. Data is output and this choking alarm data is transmitted by radio waves via the antenna AT ₁ . This radio wave is transmitted to the antenna AT of the portable transceiver 2a of the portable device 2 carried by the driver.
₂ , the control unit 2b decodes the received choking alarm data, causes the alarm display unit 2d to display an alarm, and causes the alarm sound generation unit 2e to generate an alarm sound. As a result, the driver carrying the portable device 2 can be notified that his / her vehicle has been choked while the parking violation is being controlled. Therefore, the driver who knows this warning can take appropriate measures.

The operating portion 2c of the portable device 2 carried by the driver
When the engine start operation is performed by the key operation of, and the control unit 2b inputs this operation signal, coded engine start control data indicating engine start is output to the portable transceiver 2a in response to this operation signal, and this engine start is performed. Control data is transmitted by radio waves via the antenna AT ₂ . This radio wave is transmitted to the antenna AT of the in-vehicle transceiver 1a of the in-vehicle device 1.
₁ , the central control unit 1b decodes the received engine start control data, outputs an engine start control signal to the engine start control unit 1e, and inputs the engine start control signal to the engine start control unit 1e. Activates a starter (not shown) to start the engine.

The engine start control signal is output on condition that a detection signal is input from a hood close detection switch (not shown) and a parking position detection signal is input from a shift position detection switch of an automatic vehicle. If the condition is not satisfied, the fact is notified to the mobile device 2.

When the engine of the vehicle is started, the central control unit 1b outputs an air conditioning control signal to the air conditioning control unit 1f to control the air conditioning. In addition, during this air conditioning control, it is monitored whether or not an abnormal temperature that is an engine stop condition has been reached based on the cooling water temperature from a temperature sensor (not shown) and the vehicle compartment temperature. And when the engine stop condition is reached,
A communication process for notifying the mobile device 2 of that effect is performed.

The operating portion 2c of the portable device 2 carried by the driver
When the engine start operation is performed by the key operation of, and the control unit 2b inputs this operation signal, coded engine start control data indicating engine start is output to the portable transceiver 2a in response to this operation signal, and this engine start is performed. Control data is transmitted by radio waves via the antenna AT ₂ . This radio wave is transmitted to the antenna AT of the in-vehicle transceiver 1a of the in-vehicle device 1.
₁ , the central control unit 1b decodes the received engine start control data, outputs an engine start control signal to the engine start control unit 1e, and inputs the engine start control signal to the engine start control unit 1e. Activates a starter (not shown) to start the engine.

The engine start control signal is output on condition that a detection signal from a hood close detection switch (not shown) and a parking position detection signal from an automatic vehicle shift position detection switch are input. If the condition is not satisfied, the fact is notified to the mobile device 2.

When the driver operates the door / trunk by the key operation of the operation unit 2c and the control unit 2b inputs this operation signal, the portable transceiver 2a is coded to indicate the locking / unlocking operation. The locked / unlocked control data thus generated is output, and this locked / unlocked control data is transmitted by radio waves via the antenna AT ₂ . This radio wave is received by the antenna AT ₁ of the in-vehicle transmission / reception device 1a of the in-vehicle device 1, and the central control unit 1b decodes the received locking / unlocking control data to unlock / lock the door locking / unlocking unit 1h or the trunk unlocking unit 1i. The door locking / unlocking control section 1h, which outputs a lock control signal or an unlocking control signal and receives the locking / unlocking control signal, operates an electric lock on the door (not shown) to lock / unlock the door and activate an electric lock on the trunk. To unlock the trunk.

By providing the portable device 2 and the in-vehicle device 1 with a transmission / reception function as described above, a control signal is transmitted from the portable device 1 to the in-vehicle device 2, or an alarm state detected by the in-vehicle device 1 side. Is sent to the mobile device 2 side using the transmission function from the on-vehicle device 1 to the mobile device 2 so that the mobile device 1 can issue an alarm. The necessary alarm information can be surely transmitted to the person.

Specifically, the choking detection section 1d is, as shown in FIG. 3, an ultrasonic sensor 1d ₁ and an infrared sensor 1 whose monitoring area K is a predetermined area corresponding to each wheel 3.
One or both of d ₂ or other sensors are provided,
When a hand with a choke enters the above-mentioned monitoring area K during the choking work in which a straight line L continuous to the wheel 3 and the ground 4 is written by chalk, the sensor 1d ₁ or 1d
Either of the _two will generate a detection signal. In the case of an ultrasonic sensor, a detection signal is generated when any object enters the monitoring area K, and in the case of an infrared sensor, when choking with a choke fixed to the tip of the rod instead of the hand, Although it does not output a detection signal, this does not occur in the case of an ultrasonic sensor, and outputs a detection signal when any object including a hand enters the monitoring area.

Therefore, in the case of the above-mentioned example, this detection signal is generated within a predetermined time range, for example, in order to eliminate a malfunction occurring except for choking work and prevent malfunction. Judgment processing is performed. Only when the result of this determination processing is OK, it is assumed that the choking operation is involved, and the choking detection alarm signal is generated. Therefore, since the device carried by the driver can give an alarm for the choking at the time of the enforcement of the parking violation, the parking violation can be appropriately dealt with.

Details of the operation outlined above will be described below with reference to FIG. 4 showing a processing flowchart of the CPU constituting the central control unit 1b. The CPU starts its operation when the power is turned on, and in the first step S1, a signal from the door and the trunk switch 1c causes the door to be unlocked under the condition that it is not unlocked by a regular key or control from the portable device 2. Determine whether the tank is open.
When this determination is YES, the process proceeds to step S2, and the in-vehicle transmission / reception device 2a is made to transmit the theft alarm data to the portable device 1 to make the theft notification. Next, in step S3, the horn is sounded and the tight is blinked to generate an alarm, and then the operation is ended. Step S2 above
The mobile device 2 side displays the warning display portion 2d due to the theft notification of
The alarm display is performed and the alarm sound generation unit 2e generates an alarm sound.

On the other hand, if the determination in step S1 is NO, that is, if the opening of the door or the trunk is not determined, the process proceeds to step S4 and it is determined whether a choking detection signal is input from the choking detection unit 1d. Then
When this determination is YES, the process proceeds to step S5, and the in-vehicle transceiver device 2a is caused to transmit the choking detection alarm data to the portable device 1 to make the butterfly keying notification, and then the operation is ended. On the other hand, the determination in step S4 is NO
When the choking detection signal is not input, the process proceeds to step S6 to determine whether or not the engine start control data has been received via the in-vehicle transmitter / receiver 2a. If the determination is YES, the process proceeds to step S7. .

In step S7, it is determined whether or not an engine starting condition, for example, the hood is closed and the shift position is in the parking position, is satisfied. If this determination is NO, the condition is not satisfied in step S8. After the data indicating that is transmitted to the mobile device 1, the process returns to step S1.

When the determination in step S7 is YES,
That is, when the engine start condition is not satisfied, the process proceeds to step S9. In step S9, a control signal is output to the engine start control unit 1e to turn on the ignition (IGN) line of the vehicle to operate the starter and start the engine. Then, in step S10, the air conditioning control unit 1f is caused to perform air conditioning control, and then in step S11, it is monitored whether the cooling water temperature or the passenger compartment temperature is abnormal, and the engine stop condition is OK. Or not. If this determination is YES, that is, if there is an abnormality in the monitored temperature, step S
In step 12, the data indicating that the engine stop condition is satisfied is transmitted to the portable device 1 to notify that the engine should be stopped, and then the above step S
Return to 1. When the determination in step S11 is NO,
That is, when the engine stop condition is not satisfied, the process immediately returns to step S1.

When the determination in step S6 is NO, that is, when the engine start control data is not input, the process proceeds to step S13 and it is determined whether or not the locking / unlocking data is input via the in-vehicle transmitter / receiver 2a. If the determination is NO, the process returns to step S1. Also,
When the determination in step S13 is YES, step S1
In step 4, it is determined whether the locking / unlocking data is trunk unlocking data. When the determination in step S14 is YES, the process proceeds to step S15 to output a signal to the trunk unlocking unit 1i to unlock the tank, and then
The procedure returns to step S1.

If the determination in step S14 is NO, the process proceeds to step S16 to determine whether or not the data is door unlock data, and if the determination is YES, step S17.
Then, a signal is output to the door locking / unlocking unit 1h to unlock the door, and the process returns to step S1. If the determination in step S16 is NO, a signal is output to the door locking / unlocking unit 1h to lock the door, and then the process returns to step S1.

As is clear from the explanation given with reference to FIG. 4, the central control section 1b comprising a CPU generates alarm information by signals from various detection means such as a door, a trunk switch 1c, a choking detection section 1d. Based on the control information received by the alarm information generating means 1b-1 and the transmitting / receiving means 1a, the engine start control section 1e, the air conditioning control section 1f,
It functions as load control means 1b-2 for controlling various loads such as the door unlocking unit 1h and the trunk unlocking unit 1i.

In the above-described embodiment, the transmitting / receiving device of the vehicle-mounted device 1 is provided only for transmitting alarm data to the mobile device 2 and receiving control data from the mobile device 2. A transmitter / receiver for transmitting alarm data to the portable device 2 may be incorporated in the transmitter / receiver of the above. In addition, the mobile phone is provided with a slave unit, and a function for receiving alarm data from the transceiver device incorporated in the mobile phone is added to the slave unit, or the transceiver device incorporated in the mobile phone as a slave unit of the general subscriber telephone set. The function of receiving the alarm data from may be added.

[0033]

As described above, according to the present invention, the portable device which receives the alarm information generated by the vehicle-mounted device and wirelessly transmitted and issues the alarm transmits various control information. The in-vehicle device that receives the control signal from the device and controls the load transmits the alarm information, so that the driver can surely know at hand the alarm status that is occurring on the vehicle side. As a result, reliable and effective transmission of alarms is possible. Further, since the system configuration is such that the remote control and the alarm are integrated, the cost can be reduced and the space can be saved.

Further, since the remote control and the communication function of the alarm are incorporated in the car telephone or the handset of the telephone, the system cost can be reduced and the space can be saved from this point as well.

[Brief description of drawings]

FIG. 1 is a diagram showing a basic configuration of a vehicle remote control alarm system according to the present invention.

FIG. 2 is a diagram showing an embodiment of a vehicle remote control alarm system according to the present invention.

FIG. 3 is a diagram showing a specific example of a part of FIG.

FIG. 4 is a flowchart showing a process performed by a central control unit in FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 In-vehicle apparatus 1a Transmission / reception means (on-vehicle transmission / reception apparatus) 1b-1 Warning information generation means (central control section) 1b-2 Load control means (central control section) 1c, 1d Various detection means (door, trunk switch, choking detection section) 1e, 1h, 1i Various loads (engine start control unit,
Door locking / unlocking unit, trunk unlocking unit) 2 Portable device 2a Transmission / reception means (portable transceiver) 2c Operation means (operation section) 2d, 2e Alarm means (warning display section, alarm sound generation section)

Claims (3)

[Claims] 1. A detection means for detecting various states of a vehicle,
Alarm information generating means for generating alarm information by a signal from the detecting means, transmitting / receiving means for transmitting the alarm information and receiving various control information from the outside, and various control information received by the transmitting / receiving means An in-vehicle device including a load control unit that controls a load, a transmission / reception unit that receives the alarm information transmitted by the transmission / reception unit of the in-vehicle device and transmits the control information, and an alarm based on the alarm information received by the transmission / reception unit A remote device for a vehicle, comprising: a warning device that is generated and a portable device that is provided with an operation key that corresponds to the various loads and that has an operation part that generates the control information by operating the operation key. Control alarm system. 2. The remote control alarm system for a vehicle according to claim 1, wherein the transmitting / receiving means of the vehicle-mounted device is a car telephone. 3. The remote control alarm system for a vehicle according to claim 2, wherein the transmitting / receiving means of the portable device is a slave unit of a telephone having a transceiver for transmitting / receiving to / from the car telephone.