JP2000025573A - Remote control system for automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a remote control system for automobile capable of safely and remotely controlling the start of an engine. SOLUTION: When a command signal 10 is confirmed in a condition where a vehicle detecting means 51 detects a condition free from possibility that a vehicle is stolen, a reporting means 52 transmits the integrity signal 7 containing the normal information, the modulated wave 61 is transmitted, and an operating means 53 starts an engine. When the command signal 10 is confirmed in a condition where the vehicle detecting means 51 detects a condition of the possibility that the vehicle is stolen, the reporting means 52 transmits the integrity signal 7 containing the abnormal information, the modulated wave 61 is transmitted, and the operating means 53 does not start the engine.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote control system for a vehicle that uses a specified low-power radio equipment and performs remote control such as starting an engine at a distance of about 100 m in a line of sight.

[0002]

2. Description of the Related Art Japanese Utility Model Publication No. Sho 62-150585 discloses that
When the lever is in the parking position, an engine remote starting device that starts the engine with a starting signal from a transmitter is disclosed. Also, Japanese Patent Application Laid-Open No. 61-270462 discloses a wireless vehicle security device that locks an opening / closing body by a lock signal and transmits a lock confirmation signal.

[0003]

The engine can be started even when there is a risk of vehicle theft or runaway, such as when the door is unlocked, the door is opened, and the parking brake is not applied (the former). Since only the lock operation can be confirmed on the portable device side, it is not useful for preventing vehicle theft (the latter). An object of the present invention is to provide a remote control system for a vehicle that can safely control the start of an engine remotely and a remote control system for a vehicle that can remotely control the start and stop of an engine and the locking and unlocking of a door safely. is there.

[0004]

Means for Solving the Problems In order to solve the above problems, the present invention employs the following constitution. (1) A remote control system for a vehicle includes a transmitting unit that transmits a command signal for starting and stopping an engine, a receiving unit that receives a later-described status signal transmitted from an on-vehicle device described later, A portable unit having a notifying unit for notifying the operating state of the engine, a receiving unit for receiving the command signal transmitted from the portable unit, and stopping the engine when a command signal for stopping or starting the engine is input. Alternatively, the on-board unit includes an operation unit for starting the engine, an engine operation monitoring unit for monitoring an operation state of the engine and transmitting operation information of the engine as a status signal, and a transmission unit for transmitting the status signal. .

[0005] (2) The remote control system for a vehicle modulates a carrier with a command signal for starting and stopping the engine, and captures a transmitting unit for emitting the modulated wave into the air and a modulated wave from an on-vehicle device described later. A portable unit having a receiving unit for demodulating a situation signal to be described later, and a reporting unit for reporting the operating state of the engine based on the situation signal; and demodulating the command signal by capturing a modulated wave from the portable unit. When the receiving unit and the command signal for stopping the engine are input, the engine is stopped,
Operating means for starting the engine when a command signal for starting the engine is input, and engine operation monitoring means for monitoring the operating state of the engine and sending information on start failure, engine operation, and engine stop as a status signal; And a transmitter for modulating a carrier wave with the status signal and radiating the modulated wave into the air.

(3) The remote control system for a vehicle includes a transmitting unit for transmitting a command signal for starting and stopping the engine;
Based on each of these signals, a maintenance signal to be described later, which is transmitted from the vehicle-mounted device described below, and a receiving unit that receives the status signal,
A portable device having an informing unit that reports the operating state of the engine and the vehicle information, a receiving unit that receives the command signal transmitted from the portable device, a vehicle information detecting unit that detects a possibility of vehicle theft, When the command signal is confirmed, a reporting means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal, and a command signal for stopping the engine are input, or the vehicle information detecting means may cause the vehicle to be stolen. If there is a possibility that the vehicle is stolen, the engine is stopped. If a command signal for starting the engine is input while the vehicle information detecting means detects that there is no possibility of theft of the vehicle, the engine is started. Monitor operating means and engine operating status,
It comprises an on-board unit having an engine operation monitoring means for transmitting operation information of the engine as a status signal, and a transmission unit for transmitting the maintenance signal and the status signal.

(4) The remote control system for an automobile modulates a carrier with a command signal for starting and stopping the engine, and captures a transmitting unit for emitting the modulated wave into the air and a modulated wave from a vehicle-mounted device described later. A portable unit having a receiving unit that demodulates a maintenance signal and a status signal, which will be described later, and a reporting unit that reports the operating state of the engine and vehicle information based on each of the signals. And a receiving unit for demodulating the command signal, and detecting the possibility of vehicle theft,
A vehicle information detecting unit that determines that there is a possibility that the vehicle is stolen as an abnormal case and normalizes the case where there is no possibility of theft, and transmits the normal or abnormal information detected by the vehicle information detecting unit as a maintenance signal when the command signal is confirmed. The reporting means and the command signal for stopping the engine are input or the engine is stopped when the vehicle information detecting means detects an abnormality, and the engine is stopped while the vehicle information detecting means detects normality. An operation means for starting the engine when a command signal for starting is input, and an operation state of the engine are monitored.
An on-board unit having an engine operation monitoring means for transmitting information of engine operation and engine stop as a status signal, and a transmission unit for modulating a carrier wave with the maintenance signal and the status signal and emitting the modulated wave to the air. .

(5) The remote control system for a vehicle includes a transmitting unit for transmitting a command signal for starting and stopping the engine;
A portable unit having a receiving unit that receives a maintenance signal and a status signal transmitted from an on-vehicle device described below, and a notifying unit that notifies the operating state of the engine and vehicle information based on each of the signals. A receiving unit that receives the transmitted command signal, a vehicle information detecting unit that detects a risk of a vehicle runaway due to an engine start, and that the command signal is checked.
A reporting means for transmitting vehicle information detected by the vehicle information detecting means as a maintenance signal; and an engine signal when a command signal for stopping the engine is input or when the danger of vehicle runaway is detected by the vehicle information detecting means. Stopping, operating means for starting the engine when a command signal for starting the engine is input while the vehicle information detecting means does not detect the risk of runaway of the vehicle, and monitoring the operating state of the engine. ,
It comprises an on-board unit having an engine operation monitoring means for transmitting operation information of the engine as a status signal, and a transmission unit for transmitting the maintenance signal and the status signal.

(6) The remote control system for an automobile modulates a carrier with a command signal for starting and stopping the engine, and captures a transmitting section for emitting the modulated wave into the air and a modulated wave from an on-vehicle device described later. A portable unit having a receiving unit that demodulates a maintenance signal and a status signal, which will be described later, and a reporting unit that reports the operating state of the engine and vehicle information based on each of the signals. A receiving unit that demodulates the command signal, detects a risk of a vehicle runaway due to starting of the engine, and sets a vehicle information detection unit that determines that there is a risk of vehicle runaway as abnormal, and normalizes when there is no risk of vehicle runaway, When the command signal is confirmed, a reporting means for transmitting the normal or abnormal information detected by the vehicle information detecting means as a maintenance signal and a command signal for stopping the engine are input or the vehicle information detection is performed. Operating means for stopping the engine when an abnormality is detected by the means, and for starting the engine when a command signal for starting the engine is input while the vehicle information detecting means detects normality; Engine operation monitoring means for monitoring an operation state and transmitting information of start failure, engine operation, engine stop as a status signal,
An on-vehicle device includes a transmitting unit that modulates a carrier with the maintenance signal and the status signal and radiates the modulated wave into the air.

(7) The remote control system for a vehicle transmits a command signal for starting or stopping the engine, or locking or unlocking the door, and receives a status signal transmitted from an on-vehicle device described later. A receiving unit, a portable device having an informing unit that informs the operating state of the engine and the operation state of the door lock based on the status signal, a receiving unit that receives the command signal transmitted from the portable device, When a command signal to stop the engine is input, the engine is stopped. When a command signal to perform a key operation of the door is input, the door is operated by a key. When a command signal to start the engine is input, the engine is stopped. Operating means for starting the vehicle, operation monitoring means for monitoring the engine operating state and the door lock operation, and transmitting the engine operating state and the door locked state as status signals, and a transmission unit for transmitting the status signal Composed of OBE with.

(8) The remote control system for a vehicle modulates a carrier with a command signal for starting or stopping an engine or locking or unlocking a door, and a transmitting unit for emitting the modulated wave into the air, and a transmission unit to be described later. A receiving unit that captures a modulated wave from the vehicle-mounted device and demodulates a status signal described below, based on the status signal,
A portable device having an informing unit that informs the operating state of the engine and the operation state of the door lock, a receiving unit that captures a modulated wave from the portable device and demodulates the command signal, and a command signal that stops the engine. Operating means for stopping the engine when input, performing a key operation of the door when a command signal for operating the door key is input, and starting the engine when a command signal for starting the engine is input; Operation monitoring means for monitoring the engine operation state and door lock operation, and transmitting information on start failure, engine operation, engine stop, door unlocked state and locked state as a status signal, and modulates a carrier wave with the status signal and modulates the carrier wave. And a transmitting unit for radiating waves into the air.

(9) The remote control system for a vehicle includes a transmitting unit for transmitting a command signal for starting or stopping the engine or locking or unlocking the door, a maintenance signal transmitted from an on-vehicle device described later, A portable unit having a receiving unit for receiving a status signal, and a notifying unit for notifying the operating state of the engine and the operation state of the door lock based on each of the signals, and receiving the command signal transmitted from the portable unit. Receiving section, vehicle information detecting means for detecting the possibility of theft of the vehicle, and an engine when a command signal for stopping the engine is input or the possibility of theft of the vehicle is detected by the vehicle information detecting means. When a command signal for performing a stop and performing a key operation of a door is input, a key operation of a door is performed, and a command to start an engine while the vehicle information detecting unit detects that there is no possibility of vehicle theft. Signal Operating means for starting the engine when pressed, reporting means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal when the command signal is confirmed, monitoring of the engine operating state and door lock operation. And an on-board unit having an operation monitoring means for transmitting information on an operation state of the engine and a door locked state as a status signal, and a transmission unit for transmitting the maintenance signal and the status signal.

(10) A remote control system for a vehicle modulates a carrier with a command signal for starting or stopping an engine or locking or unlocking a door, and a transmitting unit for emitting the modulated wave into the air, and a transmission unit to be described later. A portable unit having a receiving unit that captures a modulated wave from an onboard unit and demodulates a maintenance signal and a status signal to be described later, and a reporting unit that reports an operating state of an engine and an operation state of a door lock based on each of these signals. Device, a receiving unit that captures a modulated wave from the portable device and demodulates the command signal, and detects the possibility of theft of the vehicle, and if the possibility of theft of the vehicle is abnormal, the case of no theft is normal. When a command signal for stopping the engine is input, or when an error is detected by the vehicle information detecting means, the engine is stopped and a command signal for operating the key of the door is input. Door key Operating means for starting the engine when a command signal for starting the engine is input while the vehicle information detecting means detects that the vehicle is normal; and Reporting means for sending normal or abnormal information detected by the information detecting means as a maintenance signal, and monitoring of the engine operation state and door lock operation, information on start failure, engine operation, engine stop, door unlocked state, and locked state As a status signal, and an on-vehicle unit having a transmission unit that modulates a carrier with the maintenance signal and the status signal and radiates the modulated wave into the air.

(11) The remote control system for a vehicle includes a transmitting unit for transmitting a command signal for starting and stopping the engine, or locking and unlocking the door, a maintenance signal and a status signal transmitted from an on-vehicle device described later. And a notifying unit for notifying the operating state of the engine and the operating state of the door lock based on each of these signals, and receiving the command signal transmitted from the portable unit. Unit, vehicle information detecting means for detecting a risk of a vehicle runaway due to starting of the engine, and a command signal for stopping the engine is input, or the possibility of a vehicle runaway is detected by the vehicle information detecting means. When the command signal to perform the key operation of the door is input, the key operation of the door is performed, and the engine is started while the vehicle information detecting unit detects that there is no possibility of the vehicle runaway. When cormorants command signal is input operation means for performing a start of the engine, when confirming the command signal,
Reporting means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal, and operation monitoring means for monitoring the engine operation state and door lock operation and transmitting information on the engine operation state and door lock state as a status signal And a transmitter for transmitting the security signal and the status signal.

(12) The remote control system for a vehicle modulates a carrier with a command signal for starting or stopping an engine or locking or unlocking a door, and a transmitting unit for emitting the modulated wave into the air, and a transmission unit to be described later. A portable unit having a receiving unit that captures a modulated wave from an onboard unit and demodulates a maintenance signal and a status signal to be described later, and a reporting unit that reports an operating state of an engine and an operation state of a door lock based on each of these signals. Device, a receiving unit that captures a modulated wave from the portable device and demodulates the command signal, and detects a risk of vehicle runaway due to starting of the engine. A vehicle signal detecting means for normalizing the vehicle, and a command signal for stopping the engine is input or when an abnormality is detected by the vehicle information detecting means, the engine is stopped, and a command signal for operating a door key is issued. If it is a force performs a key operation of the door,
When a command signal for starting the engine is input while the vehicle information detecting means detects that the vehicle is normal, an operating means for starting the engine, and when the command signal is confirmed,
A reporting unit for transmitting, as a maintenance signal, normal or abnormal information detected by the vehicle information detecting unit; monitoring of an engine operation state and a door lock operation; start failure, engine operation, engine stop, door unlock state, and lock state; And a transmitting unit for modulating a carrier with the maintenance signal and the status signal and radiating the modulated wave into the air.

[0016]

When the command signal for starting the engine is confirmed from the portable device, the operating means performs the operation for starting the engine. When a command signal for stopping the engine is confirmed, the engine is stopped. The engine operation monitoring means sends the operation information of the engine as a status signal. The transmitting unit of the vehicle-mounted device transmits a status signal. The receiver of the portable device receives the status signal transmitted from the vehicle-mounted device. The notification unit of the portable device notifies the operating state of the engine based on the status signal.

(Effect of Claim 1) The engine can be started and stopped by remote control, and the operating state of the engine can be grasped on the portable device side.

(Operation of Claim 2) When the command signal for starting the engine from the portable device is confirmed, the operating means performs the starting operation of the engine. When a command signal for stopping the engine is confirmed, the engine is stopped. The engine operation monitoring means sends information on start failure, engine operation, and engine stop as a status signal. The transmitting unit of the vehicle-mounted device transmits the status signal in a modulated wave. The receiving unit of the portable device demodulates the modulated wave and extracts a status signal. The notification unit of the portable device decodes the information of the status signal and notifies the operating state of the engine.

(Effect of Claim 2) The engine can be started and stopped by remote control, and the operating state of the engine (start failure, engine operation, engine stop) can be grasped on the portable device side.

(Function of Claim 3) When the command signal for starting the engine from the portable device is confirmed while the vehicle information detecting means detects that there is no possibility of theft of the vehicle, the reporting means determines that the vehicle has been stolen. A maintenance signal including vehicle information indicating that there is no possibility is transmitted, and the operating means performs an engine start operation.
When the vehicle information detecting means detects that someone has entered the vehicle and the vehicle may be stolen, the operating means stops the operation of the engine, and the reporting means includes vehicle information indicating that the vehicle may be stolen. Send a security signal. On the other hand, if the command signal for starting the engine from the portable device is confirmed while the vehicle information detecting means detects that the vehicle may be stolen, the reporting means indicates that the vehicle may be stolen. A maintenance signal containing information is transmitted, and the operating means does not perform an engine start operation. The engine operation monitoring means monitors the operation state of the engine and sends it out as a status signal. The transmitting unit of the vehicle-mounted device transmits a maintenance signal and a status signal. The receiving unit of the portable device receives a security signal and a status signal transmitted from the portable device. The notification unit of the portable device notifies the operating state of the engine and the vehicle information.

(Effect of Claim 3) The vehicle is not stolen,
In addition, the engine can be started and stopped safely by remote control, and the operating state of the engine and vehicle information can be grasped on the portable device side.

(Function of Claim 4) When the command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means detects a normal state where there is no possibility of theft of the vehicle, the reporting means transmits the normal information. The operation means performs the operation of starting the engine. When the vehicle information detecting means detects that someone has entered the vehicle and has entered an abnormal vehicle state that may be stolen, the operating means stops the engine operation and the reporting means includes the abnormal information. Send a security signal. On the other hand, when a command signal from the portable device is confirmed in a state where the vehicle information detecting means detects an abnormal vehicle state in which the vehicle may be stolen, the reporting means sends a maintenance signal including the abnormal information and operates. The means does not perform an engine start operation. The engine operation monitoring means sends information on start failure, engine operation, and engine stop as a status signal. The transmitting unit of the vehicle-mounted device transmits the maintenance signal and the status signal in a modulated wave. The receiving unit of the portable device demodulates the modulated wave to extract a maintenance signal and a status signal. The notification unit of the portable device decodes information of the maintenance signal and the status signal, and notifies the operating state of the engine (start failure, engine operation, engine stop) and vehicle information.

(Effect of Claim 4) The vehicle is not stolen,
In addition, the engine can be safely started and stopped by remote control, and the operation state of the engine (start failure, engine operation, engine stop) and vehicle information can be grasped on the portable device side.

(Function of Claim 5) When the command signal for starting the engine from the portable device is confirmed while the danger of the vehicle runaway due to the engine start is not detected by the vehicle information detecting means, the report means determines that the vehicle has runaway. Then, a maintenance signal containing vehicle information free from the danger is transmitted, and the operating means performs an engine start operation. If someone enters the vehicle and the vehicle information detecting means detects the danger of runaway of the vehicle, the operating means stops the engine operation, and the reporting means outputs a maintenance signal containing information of the vehicle at risk of runaway. Is sent. On the other hand, when the command signal from the portable device is confirmed with the vehicle information detection means detecting the risk of a vehicle runaway due to the engine start, the reporting means sends a maintenance signal including information on the vehicle at risk of the vehicle runaway. The operating means does not perform the operation of starting the engine. The engine operation monitoring means sends the operation information of the engine as a status signal. The transmitting unit of the vehicle-mounted device transmits a maintenance signal and a status signal. The receiving unit of the portable device receives the security signal and the status signal. The notification unit of the portable device notifies the operating state of the engine and the vehicle information based on the maintenance signal and the status signal.

(Effect of Claim 5) A runaway of a vehicle is not caused,
The engine can be started and stopped safely by remote control, and the operating state of the engine and vehicle information can be grasped on the portable device side.

(Function of Claim 6) When a command signal from the portable device is confirmed in a state where the vehicle information detecting means detects a normal state in which the vehicle does not run away when the engine is started, the reporting means includes normal information. A maintenance signal is transmitted, and the operation means performs an engine start operation. When the vehicle information detecting means detects that someone has entered the vehicle and has fallen into an abnormal vehicle state with a risk of vehicle runaway, the operating means stops the engine operation, and the reporting means includes the abnormal information. Send a security signal. On the other hand, when a command signal from the portable device is confirmed in a state where the vehicle information detecting means detects an abnormal vehicle state that may cause a runaway when the engine is started, the reporting means sends a maintenance signal including the abnormal information. However, the operating means does not perform the engine start operation. The engine operation monitoring means determines that the starting has failed,
The information of engine operation and engine stop is transmitted as a status signal. The transmitting unit of the vehicle-mounted device transmits the maintenance signal and the status signal in a modulated wave. The receiving unit of the portable device demodulates the modulated wave to extract a maintenance signal and a status signal. The notification unit of the portable device
Based on the maintenance signal and the status signal, the operating state of the engine (start failure, engine operation, engine stop) and vehicle information are notified.

(Effect of Claim 6) A runaway of a vehicle is not caused,
The engine can be started and stopped safely by remote control, and the operating state of the engine (start failure, engine operation, engine stop) and vehicle information can be grasped on the portable device side.

(Operation of Claim 7) When the command signal for starting the engine from the portable device is confirmed, the operating means performs the operation of starting the engine, and when the command signal for stopping the engine is confirmed, the engine is activated. Perform stop operation. When the command signal for performing the door lock operation from the portable device is confirmed, the operating means performs the door lock operation. When the operation of the engine or the key operation of the door is performed, the operation monitoring means sends information on the start failure, the engine operation, and the engine stop as a status signal. The transmitting unit of the vehicle-mounted device transmits a status signal. The receiving unit of the portable device receives the status signal. The notification unit of the portable device notifies the operating state of the engine and the operating state of the door lock based on the status signal.

(Effect of Claim 7) With the remote control, the start and stop of the engine and the operation of the door lock can be performed, and the operation state of the engine and the operation state of the door lock can be grasped on the portable device side.

(Operation of Claim 8) When the command signal for starting the engine is confirmed from the portable device, the operating means performs the operation for starting the engine, and when the command signal for stopping the engine is confirmed, the engine is operated. Perform stop operation. When the command signal for performing the door lock operation from the portable device is confirmed, the operating means performs the door lock operation. When the operation of the engine or the key operation of the door is performed, the operation monitoring means outputs a status signal including success information (when starting, stopping, locking or unlocking the door succeeds) or a status including failure information. Sends a signal (when starting, stopping, locking or unlocking the engine fails). The transmitting unit of the vehicle-mounted device transmits the status signal in a modulated wave. The receiving unit of the portable device demodulates the modulated wave and extracts a status signal. The notification unit of the portable device notifies the operating state of the engine (start failure, engine operation, engine stop) and the operating state of the door lock based on the status signal.

(Effect of Claim 8) By starting and stopping the engine and operating the door lock by remote control, the operation state of the engine (start failure, engine operation, engine stop) and the operation state of the door lock can be determined. It can be grasped on the portable device side.

In the state where the vehicle information detecting means detects that there is no possibility of the vehicle being stolen, when the command signal for starting the engine from the portable device is confirmed, the reporting means is turned on. A maintenance signal including vehicle information indicating that there is no possibility of vehicle theft is transmitted, and the operating means performs an engine start operation. During the operation of the engine, if someone enters the vehicle and the vehicle information detection means detects that the vehicle may be stolen, the operation means stops the operation of the engine and the report means displays the possibility of the vehicle being stolen. A security signal including vehicle information indicating that there is a vehicle is transmitted. On the other hand, if a command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means detects that the vehicle may be stolen, the maintenance including the vehicle information that the vehicle may be stolen is performed. Send a signal,
The operating means does not perform an engine start operation.

When the command signal for locking the door is confirmed, the reporting means sends a security signal containing vehicle information indicating whether or not there is a possibility of the vehicle being stolen, and the operating means operates the door locking operation. I do. When the door is unlocked by a command signal for unlocking the door, the vehicle information detecting unit detects that the vehicle may be stolen, and the reporting unit may transmit vehicle information indicating that the vehicle may be stolen. Send the included security signal. When the operation of the engine or the key operation of the door is performed, the start monitoring means sends information on the operating state of the engine and the locked state of the door as a status signal. The transmitting unit of the vehicle-mounted device transmits a maintenance signal and an operation status signal. The receiver of the portable device receives the security signal and the operation status signal. The notification unit of the portable device notifies the operation state of the engine and the operation state of the door lock based on the maintenance signal and the operation state signal.

(Effect of Claim 9) The vehicle is not stolen,
The start and stop of the engine and the locking and unlocking of the door can be remotely controlled, and the operation state of the engine and the operation state of the door lock can be grasped on the portable device side.

(Function of Claim 10) When a command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means detects that there is no possibility of the vehicle being stolen,
The reporting means sends a security signal containing safety information, and the operating means performs an engine start operation. During the operation of the engine, if someone enters the vehicle and the vehicle information detection means detects that the vehicle may be stolen, the operation means stops the operation of the engine, and the report means includes abnormal information. Send a maintenance signal. On the other hand, when a command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means detects that the vehicle may be stolen, the reporting means sends a maintenance signal including abnormality information, The operating means does not perform an engine start operation. When the command signal for locking the door is confirmed, the reporting means sends a security signal including normal or abnormal information, and the operating means locks the door. If the door is unlocked by a command signal to unlock the door,
Since the vehicle information detecting means detects the abnormality as a possibility of the vehicle being stolen, the reporting means sends a maintenance signal including the abnormality information. When the operation of the engine or the key operation of the door is performed, the start monitoring means outputs a status signal including success information (when the engine has been started, stopped, locked or unlocked successfully,
Alternatively, a status signal including failure information (when starting, stopping, locking, or unlocking of the engine fails) is transmitted. The transmitting unit of the vehicle-mounted device transmits the maintenance signal and the operation status signal in a modulated wave. The receiving section of the portable device demodulates the modulated wave and extracts a maintenance signal and an operation status signal. The notification unit of the portable device decodes and notifies information of the maintenance signal and the operation status signal.

(Effect of Claim 10) The starting and stopping of the engine and the locking and unlocking of the door can be remotely controlled without causing theft of the vehicle, and the operating state of the engine (start failure, engine operation, engine stop) And the operation state of the door lock can be grasped on the portable device side.

(Function of Claim 11) When a command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means detects that there is no danger of vehicle runaway due to the engine start, a report is issued. The means sends a maintenance signal containing vehicle information that there is no danger of vehicle runaway, and the operating means performs an engine start operation. When the vehicle information detecting means detects that there is a danger of a vehicle runaway while the engine is operating, the operating means stops the engine operation, and the reporting means displays a danger of the vehicle runaway. A security signal including vehicle information indicating that there is a vehicle is transmitted. On the other hand, when the vehicle information detecting means detects that there is a risk of a vehicle runaway due to the engine start, and confirms a command signal for starting the engine from the portable device, the reporting means indicates that the vehicle is at risk of a vehicle runaway. A maintenance signal containing information is transmitted, and the operating means does not perform an engine start operation. When the command signal for operating the door lock is confirmed, the reporting means sends a maintenance signal including vehicle information as to whether or not there is a risk of vehicle runaway,
The operating means performs a door locking operation. When the operation of the engine or the key operation of the door is performed, the operation monitoring means sends information on the operation state of the engine and the locked state of the door as a status signal. The transmitting unit of the vehicle-mounted device transmits a maintenance signal and an operation status signal. The receiving unit of the portable device receives the maintenance signal and the operation status signal. The notification unit of the portable device notifies the operation state of the engine and the operation state of the door lock based on the maintenance signal and the operation state signal.

(Effect of Claim 11) The starting and stopping of the engine and the locking and unlocking of the door can be remotely controlled without causing a runaway of the vehicle due to the starting of the engine, and the operating state of the engine and the operating state of the door lock can be controlled. It can be grasped on the portable device side.

(Function of Claim 12) When the command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means has detected that there is no danger of vehicle runaway, the reporting means becomes safe. A maintenance signal containing information is transmitted, and the operation means performs an operation for starting the engine. During the operation of the engine, if someone enters the vehicle and the vehicle information detection means detects that there is a danger of a runaway of the vehicle, the operation means stops the operation of the engine, and the report means includes abnormal information. Send a maintenance signal. On the other hand, when a command signal for starting the engine from the portable device is confirmed in a state where the vehicle information detecting means detects that there is a risk of vehicle runaway, the reporting means sends a maintenance signal including abnormality information. The operating means does not perform the operation of starting the engine. When the command signal for locking the door is confirmed, the reporting means sends a security signal including normal or abnormal information, and the operating means locks the door. When the operation of the engine or the key operation of the door is performed, the start monitoring unit outputs a status signal including success information (start, stop,
It sends out a door (when door locking and unlocking succeeds) or a status signal containing failure information (when starting and stopping the engine, locking and unlocking the door fails). The transmitting unit of the vehicle-mounted device transmits the maintenance signal and the operation status signal in a modulated wave. The receiving unit of the portable device demodulates the modulated wave to extract a maintenance signal and an operation status signal. The notification unit of the portable device notifies the operating state of the engine (start failure, engine operation, engine stop) and the operating state of the door lock based on the maintenance signal and the operating state signal.

(Effect of Claim 12) The start and stop of the engine and the locking and unlocking of the door can be remotely controlled without causing the vehicle to run away due to the start of the engine, and the operating state of the engine (start failure, engine operation, The operating state of the engine lock and the door lock can be grasped on the portable device side.

[0041]

1 and 2 show a first embodiment of the present invention.
It will be described based on. As shown in the figure, a remote control system for a manually-variable gasoline-powered vehicle includes a transmitting unit 1, a receiving unit 2,
Portable device A having notification unit 3, receiving unit 4, control unit 5 having microcomputer, and on-vehicle device B having transmitting unit 6
It is composed of

The transmitting section 1 digitally modulates the carrier with a command signal 10 for starting and stopping the engine, and the modulated wave 1
1 from the antenna 12 to a radio wave (400 MHz band, 10 m
Emitting into the air as W). The command signal 10 is sent from a one-chip microcomputer when an automatic reset type push button switch (two switches) is pressed. The receiving unit 2 captures a radio wave (400 MHz band), which is a modulated wave 61 from the on-vehicle device B, with the antenna 12, and receives the maintenance signal 7,
The status signal 8 is demodulated. The notification unit 3 is a green LED that displays an OK watermark character when lit, and a RUN when lit.
Yellow LED that displays the watermark character of, ER when lit
The display includes an orange LED displaying a ROR watermark character, a red LED displaying a WARN watermark character when lit, a buzzer, and a drive circuit for driving these. The green LED is turned on when the command signal 10 is transmitted and when the security signal 7 including normal information is received (when there is no possibility of theft or danger of runaway). Yellow LE
D is lit when the status signal 8 including the information of the engine operation is received (during engine operation), and blinks when the status signal 8 including the information of the start failure is received (the engine has failed to start). The orange LED is a predetermined time (for example, 1 second) after the transmission of the modulated wave 11 including the command signal 10 is completed.
If the maintenance signal 7 from the on-vehicle device B cannot be demodulated within this time, the light is turned on. The red LED is turned on when the maintenance signal 7 includes abnormal information. The buzzer sounds when the red LED or the orange LED lights or the yellow LED blinks.

The receiving section 4 catches the modulated wave 11 from the portable device A with the antenna 41 and outputs the command signal 10
Is demodulated.

The control section 5 comprises a vehicle detecting means 51, a reporting means 52, an operating means 53, and an engine operation monitoring means 54. The vehicle detection means 51 detects the possibility of the vehicle being stolen and the risk of a runaway of the vehicle due to the start of the engine, and judges that one of the two is abnormal and the case of neither of them is normal. In the present embodiment, a case where at least one of the door opening and the brake lamp lighting has occurred is determined as a possibility of the vehicle being stolen. In addition, the case where the side brake is released is regarded as the possibility of a vehicle runaway.

When the reporting means 52 confirms the command signal 10 for starting or stopping the engine, the reporting means 52 sends out information on normality or abnormality detected by the vehicle detecting means 51 as the maintenance signal 7. The operating means 53 is a command signal 10 for stopping the engine.
Is input, the engine is stopped when the vehicle detection unit 51 detects an abnormality. Also, the vehicle detection means 51
When the command signal 10 for starting the engine is input while the normal operation is detected, the operating means 53 starts the engine. The engine operation monitoring means 54 monitors the operation state of the engine, and sends out a status signal 8 indicating a start failure, an engine operation, and an engine stop.

The transmitting section 6 digitally modulates the carrier with the starting status signal 8 and the maintenance signal 7, and radiates the modulated wave 61 from the antenna 41 into the air as a radio wave (400 MHz band, 10 mW).

Next, the operation of the microcomputer of the control unit 5 will be described with reference to the flowchart shown in FIG. Based on the detection by the reporting means 52, it is determined whether or not the command signal 10 has been confirmed in step S1. If YES (confirmed), the process proceeds to step S2, and if NO (unconfirmed), the process proceeds to step S10.

Based on the detection of the engine operation monitoring means 54, it is determined in step S2 whether or not the engine is in the warm-up operation. YES
If it is (during warm-up operation), the process proceeds to step S15, and if it is NO (during non-warm-up operation), it proceeds to step S3. Based on the detection of the vehicle detection means 51, it is determined in step S3 whether the vehicle state is normal. If YES (normal), the process proceeds to step S3, and if NO (abnormal), the process proceeds to step S18.

In step S4, the security signal 7 containing normal information is sent from the reporting means 52. Based on the detection by the operation means 53, it is determined in step S5 whether the command signal 10 is a start command. If YES (start command), the process proceeds to step S6, and if NO (stop command), the process returns to step S1. The engine is started by the operating means 53 in step S6.

Based on the detection of the engine operation monitoring means 54, it is determined in step S7 whether or not the start is successful. YES
If (success), the process proceeds to step S9, and if NO (fail), the process proceeds to step S8. In step S8, the status signal 8 including the information of the start failure is transmitted, and the process returns to step S1. In step S9, the status signal 8 including the information on the operation of the engine is transmitted, and the process returns to step S1.

Based on the detection of the engine operation monitoring means 54, it is determined in step S10 whether or not the engine is in a warm-up operation. YE
If S (during warm-up operation), proceed to step S11, NO
If (during non-warming operation), the process returns to step S1. Based on the detection by the vehicle detection means 51, it is determined in step S11 whether the vehicle state is normal. If YES (normal), step S
The process proceeds to step S12, and if NO (abnormal), the process proceeds to step S16.

Based on the timer of the operating means 53, it is determined whether or not the warm-up time has been completed.
Proceed to 3 and if NO (abnormal) go to step S9. In step S13, the engine is stopped by the operation means 53, and the process proceeds to step S14. In step S14, the status signal 8 indicating that the engine operation monitoring means 54 has stopped the engine.
And returns to step S1.

Based on the detection of the operation means 53, the step S
At 15, it is determined whether or not the command signal 10 is a stop command.
If YES (stop command), proceed to step S16, NO
If it is (start command), go to step S11.

The engine is stopped by the operation means 53 in step S16. Based on the detection by the vehicle detection means 51, it is determined in step S17 whether the vehicle state is normal. YES
If (normal), go to step S14, if NO (abnormal), go to step S18.

In step S18, the security signal 7 including the abnormality information is transmitted from the reporting means 52, and the process returns to step S1.

Hereinafter, the effect of this embodiment will be described. (A) Within a range of about 100 m from the vehicle's perspective, the engine can be warmed up, including starting the engine, and the engine can be stopped halfway during the warming up, with good safety and operability.

(I) Even if the command signal 10 for starting the engine is transmitted from the portable device A to the vehicle-mounted device B side with the modulated wave 11, the door is opened, the brake lamp is turned on, and the parking brake is released. If at least one of them is generated on the vehicle side, the notification unit 3 is safe because the red LED is lit and the engine is not started.

(C) If the maintenance signal 7 from the vehicle-mounted device B cannot be demodulated within a predetermined time after the transmission of the modulated wave 11 including the command signal 10 is completed, the notification unit 3 displays an orange LE.
This is convenient because D lights up to confirm that it is out of the remote control area.

(E) The portable device A starts the engine, and after the engine is started, even if someone enters the vehicle and falls into an abnormal vehicle state where there is a possibility of theft or runaway. Since the operating means 53 stops the operation of the engine and the reporting means 52 sends the maintenance signal 7 containing the abnormal information, theft and runaway can be prevented beforehand, and the safety is ensured.

Next, a remote control system for an automatic transmission type gasoline vehicle according to a second embodiment of the present invention will be described with reference to FIG. This embodiment is different from the first embodiment in the following points.

(1) The transmission unit 1 starts and stops the engine,
Alternatively, the carrier is modulated by a command signal 10 for locking and unlocking the door.

(2) The vehicle detecting means 51 detects the possibility of theft of the vehicle and the risk of runaway of the vehicle due to the start of the engine, and sends abnormal information to the reporting means 52 if any, and normal if not. The information is sent to the reporting means 52. When the vehicle is not warming up, the door is open, the side brake is released, the brake lamp is lit, the alternator voltage is Hi, the ignition system voltage is Hi, the shift lever is other than P, the door is unlocked, the key is inserted, If at least one of the hoods is satisfied, it is considered abnormal and there is a possibility that the vehicle may be stolen. Further, when the side brake is released, it is determined that there is a possibility that the vehicle may run out of control as an abnormality.

During the warm-up operation, when the door is open, the side brake is released, the brake lamp is lit, the shift lever is other than P, and the door is unlocked, the key is inserted, and the hood is open and at least one of the following conditions is satisfied. Is abnormal, and there is a possibility that the vehicle may be stolen. When the door is open, the side brake is released, the brake lamp is lit, and the shift lever is
Otherwise, if at least one of the door unlocks is satisfied, it is regarded as abnormal and there is a possibility that the vehicle may run away.

(3) The operation means 53 receives the command signal 10 for stopping the operation of the engine or the vehicle detection means 51.
If either abnormality of the vehicle theft or runaway of the vehicle is detected, the engine is stopped. When the command signal 10 for performing the key operation of the door is input, the operation means 53 performs the key operation of the door. Further, when the command signal 10 for starting the engine is input while the vehicle detection means 51 detects that both the vehicle theft and the vehicle runaway are normal, the engine is started. (4) The operation monitoring means 55 monitors the operation state of the engine and the operation of the door lock.
Information on the engine operation, engine stop, door unlocked state, and locked state is transmitted as a status signal 8.

The present embodiment has the following effects in addition to the effects (U) and (E) described above. (O) Within a range of about 100 m from the vehicle, the warm-up operation of the engine including the start-up of the engine, the stoppage of the engine during the warm-up operation, and the unlocking and locking of the door can be performed safely and with good operability.

(A) Even if the command signal 10 for starting the engine is transmitted from the portable device A to the vehicle-mounted device B side with the modulated wave 11, the door is opened and the side brake is released, and the brake lamp is turned on. If the alternator voltage is Hi, the ignition system voltage is Hi, the shift lever is other than P, and at least one of door unlocking, key insertion state, and bonnet opening is occurring on the vehicle side, the notification unit 3 Since the red LED is turned on and the engine is not started, it is safe.

(G) During the warm-up operation and during the non-warm-up operation, the judgment of the possibility of the vehicle theft or the possibility of the vehicle runaway is changed, so that the vehicle theft or the vehicle runaway can be surely prevented.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of a remote control system for a manual transmission type gasoline vehicle according to a first embodiment of the present invention.

FIG. 2 is a flowchart showing an operation of a microcomputer of a control unit of the system.

FIG. 3 is an explanatory diagram of a remote control system for an automatic transmission gasoline vehicle according to a second embodiment of the present invention.

[Explanation of symbols]

 1, 6 transmitting unit 2, 4 receiving unit 3 notification unit 7 maintenance signal 8 status signal 11, 61 modulated wave 51 vehicle detecting means (vehicle information detecting means) 52 reporting means 53 operating means 54 engine operation monitoring means 55 operation monitoring means A Portable device B On-board device

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04Q 9/00 311 H04Q 9/00 311L

Claims (12)

[Claims] (A) a transmitting unit for transmitting a command signal for starting or stopping an engine, a receiving unit for receiving a status signal described later transmitted from an on-vehicle device described later, and an engine based on the status signal. (B) a receiving unit for receiving the command signal transmitted from the portable device, and an engine when a command signal for stopping or starting the engine is input. An on-board unit having an operation unit for stopping or starting the engine, an engine operation monitoring unit for monitoring an operation state of the engine and transmitting engine operation information as a status signal, and a transmission unit for transmitting the status signal. Vehicle remote control system. (C) a transmitting unit that modulates a carrier with a command signal for starting and stopping the engine, and radiates the modulated wave into the air; A portable unit having a receiving unit for demodulating the command signal; and a notifying unit for notifying the operating state of the engine based on the status signal. (D) a receiving unit for demodulating the command signal by capturing a modulated wave from the portable device. Operating means for stopping the engine when a command signal for stopping the engine is inputted, and for starting the engine when a command signal for starting the engine is inputted; An on-board unit having an engine operation monitoring means for transmitting information of engine operation and engine stop as a status signal, and a transmission unit for modulating a carrier wave with the status signal and emitting the modulated wave to the air. Remote control system for moving vehicles. (E) a transmitting unit for transmitting a command signal for starting and stopping the engine; a receiving unit for receiving a maintenance signal and a status signal, which will be described later, transmitted from an on-vehicle device described later; (F) a receiving unit for receiving the command signal transmitted from the portable device, and detecting a possibility of the vehicle being stolen based on Vehicle information detecting means, when the command signal is confirmed, a reporting means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal; and a command signal for stopping the engine is input or the vehicle information When the detection means detects that there is a possibility of theft of the vehicle, the engine is stopped, and a command signal for starting the engine is input while the vehicle information detection means detects that there is no possibility of theft of the vehicle. Operating means for starting the engine when the engine is started, an engine operation monitoring means for monitoring the operating state of the engine and transmitting the operation information of the engine as a status signal, and a transmission unit for transmitting the maintenance signal and the status signal. Remote control system for automobiles, which is made up of devices. And (g) a transmitting unit that modulates a carrier with a command signal for starting and stopping the engine, and radiates the modulated wave into the air, and a maintenance signal that captures a modulated wave from an on-vehicle device to be described later and that is described later. A portable unit having a receiving unit that demodulates a situation signal, and a reporting unit that reports the operating state of the engine and vehicle information based on each of the signals. (H) capturing a modulated wave from the portable device and A receiving unit that demodulates the command signal, detects the possibility of theft of the vehicle, determines that there is a possibility of theft of the vehicle as abnormal, and detects the absence of the vehicle as normal, and confirms the command signal, A reporting means for transmitting, as a maintenance signal, normal or abnormal information detected by the vehicle information detecting means; and an engine stop when a command signal for stopping the engine is input or when the vehicle information detecting means detects an abnormality. Operating means for starting the engine when a command signal for starting the engine is input while the vehicle information detecting means detects normality, and an operating state of the engine is monitored. An automobile comprising an on-board unit having engine operation monitoring means for transmitting information of operation and engine stop as a status signal, and a transmission unit for modulating a carrier wave with the maintenance signal and the status signal and radiating the modulated wave into the air. For remote control system. 5. A transmission section for transmitting a command signal for starting and stopping the engine, a reception section for receiving a maintenance signal and a status signal transmitted from an on-vehicle device, which will be described later. A portable unit having a notifying unit for notifying the operating state of the engine and the vehicle information; (j) a receiving unit for receiving the command signal transmitted from the portable unit; Vehicle information detecting means for detecting, when the command signal is confirmed, reporting means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal; and a command signal for stopping an engine is input or the vehicle When the information detection means detects the risk of vehicle runaway, the engine is stopped, and a command signal for starting the engine while the vehicle information detection means does not detect the risk of vehicle runaway is input. Operating means for starting the engine when the engine is started, an engine operation monitoring means for monitoring the operating state of the engine and transmitting the operation information of the engine as a status signal, and a transmission unit for transmitting the maintenance signal and the status signal. Remote control system for automobiles, which is made up of devices. 6. A transmission section for modulating a carrier wave with a command signal for starting and stopping an engine, and radiating the modulated wave into the air, and a maintenance signal which captures a modulated wave from an on-vehicle device to be described later and which will be described later. A portable unit having a receiving unit for demodulating a situation signal, and a notifying unit for notifying the operating state of the engine and vehicle information based on each of the signals; (l) capturing a modulated wave from the portable unit, A receiving unit for demodulating a command signal; a vehicle information detecting means for detecting a risk of a vehicle runaway due to starting of the engine, making an abnormality when there is a risk of vehicle runaway, and normal when there is no risk of the vehicle runaway; Is confirmed, a report means for sending out the normal or abnormal information detected by the vehicle information detecting means as a maintenance signal, and a command signal for stopping the engine is input, or an abnormality is detected by the vehicle information detecting means. When the command signal for starting the engine is inputted while the vehicle information detecting means detects normality, the operating means for starting the engine and the operating state of the engine are monitored. An on-board unit having an engine operation monitoring means for transmitting information of start failure, engine operation, and engine stop as a status signal, and a transmission unit for modulating a carrier wave with the maintenance signal and the status signal and radiating the modulated wave into the air. A remote control system for automobiles. 7. A transmitting section for transmitting a command signal for starting or stopping the engine or for locking or unlocking the door, a receiving section for receiving a status signal transmitted from an on-vehicle device described later, A portable unit having a notifying unit for notifying the operating state of the engine and the operation state of the door lock based on the status signal; (n) a receiving unit for receiving the command signal transmitted from the portable unit; When a command signal for stopping is input, the engine is stopped. When a command signal for key operation of the door is input, the key operation of the door is performed, and when a command signal for starting the engine is input, the engine is started. Operation monitoring means for monitoring an engine operating state and a door lock operation, and transmitting an operating state of the engine and a door locked state as a status signal; and a transmitting unit for transmitting the status signal. The remote control system for the vehicle that is configured. 8. A transmission section for modulating a carrier wave with a command signal for starting or stopping an engine or for locking or unlocking a door, and radiating the modulated wave into the air, and a modulation section from an on-vehicle device described later. A portable unit having a receiving unit that captures a wave and demodulates a situation signal described later; and a reporting unit that reports an operating state of an engine and an operation state of a door lock based on the situation signal. A receiving unit that captures a modulated wave from the controller and demodulates the command signal; a command signal for stopping the engine is input to stop the engine; An operation means for starting the engine when a command signal for performing an operation and starting the engine is input, and monitoring an engine operation state and a door lock operation, starting failure, engine operation, engine stop, door unlock state, Locked information Automotive remote control system consisting of vehicle-mounted device having an actuating monitoring means for transmitting a status signal, a transmitter for modulating a carrier wave with the status signal to emit the modulated wave into the air. 9. A transmission unit for transmitting a command signal for starting or stopping the engine or locking or unlocking the door, and receiving a maintenance signal and a status signal, which will be described later, transmitted from an on-vehicle device described later. A portable unit having a receiving unit and a notifying unit for notifying the operating state of the engine and the operation state of the door lock based on each of the signals; (r) receiving the command signal transmitted from the portable unit; Unit, vehicle information detecting means for detecting the possibility of vehicle theft, and an engine stop when a command signal for stopping the engine is input or the possibility of vehicle theft is detected by the vehicle information detecting means. When the command signal for performing the key operation of the door is input, the key operation of the door is performed, and the command signal for starting the engine is performed while the vehicle information detecting unit detects that there is no possibility of the vehicle being stolen. When entered Operating means for starting the vehicle, a report means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal when the command signal is confirmed, an engine operating state and a door lock operation are monitored, and an engine operating state is monitored. A remote control system for a vehicle, comprising an on-board unit having an operation monitoring unit for transmitting information on a door locked state as a status signal, and a transmission unit for transmitting the security signal and the status signal. 10. A transmission section for modulating a carrier wave with a command signal for starting or stopping an engine or for locking or unlocking a door, and radiating the modulated wave into the air, and a modulation section from an onboard unit described later. (T) a portable device having a receiving unit that demodulates a maintenance signal and a status signal that captures waves to be described later and a notification unit that notifies the operating state of the engine and the operation state of the door lock based on these signals; A receiving unit that captures a modulated wave from the portable device and demodulates the command signal; detects a possibility of theft of the vehicle, and sets a case where there is a possibility of theft of the vehicle as abnormal, and a case where there is no vehicle theft as normal. Detecting means, when a command signal for stopping the engine is input, or when an abnormality is detected by the vehicle information detecting means, the engine is stopped, and when a command signal for performing a key operation of the door is input, the door is stopped. Perform the key operation and the car When a command signal for starting the engine is input while the information detecting means detects that the information is normal, an operating means for starting the engine, and when the command signal is confirmed, the operation is detected by the vehicle information detecting means. A reporting means for transmitting normal or abnormal information as a security signal, and monitoring of an engine operation state and a door lock operation, and transmitting information on a start failure, an engine operation, an engine stop, a door unlocked state, and a locked state as a status signal. A remote control system for an automobile, comprising an on-board unit having an operation monitoring unit and a transmitting unit that modulates a carrier wave with the maintenance signal and the status signal and emits the modulated wave into the air. 11. A transmission unit for transmitting a command signal for starting or stopping an engine or locking or unlocking a door, and a reception unit for receiving a maintenance signal and a status signal transmitted from an on-vehicle device described later. A portable unit having a notifying unit for notifying the operating state of the engine and the operating state of the door lock based on each of the signals; (v) a receiving unit for receiving the command signal transmitted from the portable unit; A vehicle information detecting means for detecting a risk of a vehicle runaway caused by starting the engine; and an engine when a command signal for stopping the engine is input or the possibility of a vehicle runaway is detected by the vehicle information detecting means. When a command signal for performing a stop and performing a key operation of a door is input, a key operation of the door is performed, and a command to start an engine while the vehicle information detection unit detects that there is no possibility of a vehicle runaway is provided. Signal input Operating means for starting the engine when the command signal is received, a reporting means for transmitting the vehicle information detected by the vehicle information detecting means as a maintenance signal, an engine operating state and a door lock operation are monitored, A remote control system for an automobile, comprising an operation monitoring means for transmitting information on an operation state and a door locking state of the vehicle as a status signal, and a transmission unit for transmitting the maintenance signal and the status signal. 12. A transmitter for modulating a carrier with a command signal for starting or stopping an engine, or locking or unlocking a door, and radiating the modulated wave into the air, and a modulation from an on-vehicle device described later. (X) a portable device having a receiving unit that captures waves and demodulates a maintenance signal and a status signal to be described later, and a notification unit that notifies the operating state of the engine and the operation state of the door lock based on each of the signals. A receiving unit that captures a modulated wave from the portable device and demodulates the command signal; detects a danger of a vehicle runaway due to starting of the engine; And a command signal for stopping the engine is input, or a command signal for stopping the engine and operating the door key when an abnormality is detected by the vehicle information detecting means is input. And the door Operating means for starting the engine when a command signal for starting the engine is inputted while the vehicle information detecting means detects that the vehicle is normal; and Reporting means for sending normal or abnormal information detected by the information detecting means as a maintenance signal, and monitoring of the engine operation state and door lock operation, information on start failure, engine operation, engine stop, door unlocked state, and locked state A remote control system for a vehicle, comprising: an operation monitoring means for transmitting a signal as a status signal; and a transmitter for modulating a carrier wave with the maintenance signal and the status signal and radiating the modulated wave into the air.