KR960004154B1 - Autodisplay system of car condition and auto discrimination system of car position - Google Patents

Abstract

The position and status of a vehicle is detected by the system and some functions of a vehicle is controlled by the system. The system includes a terminal unit(100) deposited in a vehicle including a GPS receiver(11), a vehicle status detector(10) for detecting the status of a vehicle, a microcomputer(50) for decoding and processing concerned data, and a transceiver(1) for sending and receiving data from a main station, a main station(200) for displaying current position and status of a vehicle and for sending control code to a corresponding vehicle, and a portable receiver(300) for receiving signals transmitted from a vehicle.

Description

Vehicle status display and vehicle location automatic identification system

1 is a block diagram showing an embodiment of a vehicle status automatic display and vehicle position automatic identification system according to the present invention.

* Explanation of symbols for main parts of the drawings

1: wireless transmission unit 10: vehicle state detection unit

11: GPS receiver 12,22: level converter

13: serial / parallel data converter 14: RAM

15: ROM 16: LCD Module

20,21: modem 30: receiving module

31: decoder 32: LED light emitting unit

34: alarm generator 40: short-range transmitter

50: microcomputer 60: main computer

100: terminal device 200: main station

300: portable receiver

The present invention relates to a vehicle status automatic display and vehicle location automatic identification system, in particular, the current state of the vehicle (state of normal, theft, collision, etc.) to the computer of the main station to obtain the driving state and various information of the vehicle and At the same time, the current position of the vehicle is automatically displayed on a simple portable receiver located near the current position of the vehicle, and an alarm sound is automatically generated in the event of an accident.

BACKGROUND ART Conventionally, as a car navigation system, radio communication equipment such as a radio (vehicle and portable) or a car phone is mounted on a vehicle and operated for a single purpose navigation.

For a vehicle equipped with only a radio or a car, it is necessary to check the state and location of the current vehicle after calling the vehicle using a radio or a telephone from the main station, so it takes a lot of time to check all the vehicles.

Therefore, conventionally, even when an accident such as a vehicle crash or theft occurs, it cannot be quickly confirmed, so that many casualties are not found and often stolen vehicles are not found.

In addition, in case of an emergency, the main station should promptly call a nearby vehicle at the point of occurrence of the accident so that it can explain the emergency and take appropriate measures. Not only it was necessary, but also it was difficult to identify the proximity vehicle.

Accordingly, in view of the above-described point of the present invention, a car or radio installed in the existing cars and vehicles and a comprehensive vehicle detection system, navigation function, voice transmission and reception, near vehicle status alarm and display function, computer Communication function, automatic dialing function in case of emergency on the road, current status and automatic status display by adding the current status display function and automatic location display function to the map of navigation after detecting the vehicle status. , Theft, fire, accidents, collision status, etc.) is automatically transmitted to the main station or simple portable receiver to automatically display on the map of the CRT screen and to generate an alarm sound. If it is discarded at an unspecified location, the microcomputer automatically sends a signal so that the current vehicle position is immediately And it can be so, and as repeated addition, object of the present invention to provide a vehicle status and vehicle location display automatically self-identifying device that enables to transmit the control code of that vehicle from the main computer to control some functions of the vehicle.

Vehicle state automatic display and vehicle position identification system according to the present invention for achieving the above object, the GPS receiver 11 for receiving the GPS signal propagated from the satellite and the signal input through the GPS receiver 11 standard A level converter 12 for converting to a level, a serial / parallel data converter 13 for converting a serial signal input through the level converter 12 into a digital parallel signal, and a plurality of sensors installed in a vehicle The vehicle state comprehensive detection unit 10 and the input signal for the current position of the vehicle from the serial / parallel data conversion unit 13 and the detection signal input from the vehicle state comprehensive detection unit 10 are processed by the signal and A microcomputer 50 for comparing, calculating, decoding, and judging, a RAM 14 storing various types of information transmitted from the microcomputer 50, and a ROM storing a program for signal processing of the microcomputer 50. ) And Serial / parallel converter 19 for converting the vehicle state comprehensive detection signal output from the microcomputer 50 and the current position signal of the vehicle into serial-parallel, and modem 20 for modulating the information signal from the serial / parallel converter. And a wireless terminal unit (100) for transmitting a vehicle state detection signal modulated by the modem (20) and a current position signal of the vehicle; Input / output to the remote transmitter 2 and the transmitter (3), the remote receiver (2) and the transmitter (3) for long-distance transmission and reception of the wireless transmitter 1, the vehicle state detection signal, the current position signal of the vehicle and the control code signal The modem unit 21 for modulating and demodulating the signal, the level converter 22 for converting the level of the input / output signal between the modem unit 21 and the main computer 60, and the corresponding input from the level converter 22. Main station unit 200 and short-range transmission provided with main computer 60 which displays the current position of the vehicle on a map on the screen of CRT 62 and displays the current state of the vehicle and outputs the specific control code signal. Receiving module 30 for receiving the vehicle state detection signal, decode 31 for decoding the output signal of the receiving module 30, and various states of the vehicle according to the signal output from the decode 31 LED display The portable receiver 300 includes an LED light emitting unit 32 and an alarm generating unit 33 which automatically alerts a tone corresponding to each state display of the LED light emitting unit 32. It is composed.

That is, according to the present invention, after processing the vehicle state detection signal output from the GPS and the vehicle state detection signal output from the comprehensive vehicle state detection system by the microcomputer, frequency shifting (FSK) modulates the car phone (or radio). ), The current vehicle's position and status information are picked up as voice and data signals, detected, and input to the main computer through the next level converter to display the current vehicle on the CRT screen of the mapped state (navigation program execution). The location is automatically displayed, the vehicle's status is automatically displayed in Korean, and the current vehicle's location and the short-range location are automatically displayed and alarmed on the portable receiver.

Hereinafter, the technical configuration of the present invention will be described in detail with reference to the accompanying drawings.

First, as shown in FIG. 1, the vehicle terminal apparatus 100 includes a GPS receiver 11 for receiving a GPS signal propagated from a satellite and a state signal detected by the comprehensive detection unit 10 in a vehicle state. A short-range transmitter 40 of a vehicle state detection signal for short-range transmission of a signal such as a normal state, theft state, a collision state, etc., and converts a signal input through the GPS receiver 11 to a standard TTL level. A level converter 12 and a serial / parallel data converter 13 for converting a serial signal input through the level converter 12 into a parallel signal, and the serial / parallel data converter 13 The output terminal of the vehicle state detection unit 10 is connected to the input terminal of the microcomputer 50.

The microcomputer 50 calculates the current position of the vehicle, that is, the coordinate value by using the input GPS signal, determines the comprehensive state detection of the vehicle, and compares, decodes, and compares various vehicle information signals such as inquiry request information signal. Control such as judgment is performed.

In addition, the microcomputer 50 connects a RAM 14 for storing various types of information with a ROM 15 for storing a program for predetermined signal processing. LCD module 16 for analyzing and displaying the data stored in the RAM 14, an input switch unit 17 for inputting an inquiry request signal to the microcomputer 50, and an input / output controller ( 18) by connecting.

The serial / parallel converter 19 for serial-to-parallel conversion of the vehicle state comprehensive detection signal output from the microcomputer 50 and various information of the vehicle is connected, and the information output from the serial / parallel converter 19 is obtained. The modem 20 modulates a signal and transmits the signal to the wireless transmitter 1.

Here, the wireless transmitter 1 is installed using a conventional car or walkie-talkie mounted on a vehicle, so the car or walkie-talkie is installed in the microcomputer 50 so that the interface to input and control the signal to the car or the radio externally There is no difficulty. Therefore, the comprehensive detection signal of the state of the vehicle and the current position signal of the vehicle transmitted in the air from the radio transmitter 1 through the radio wave network are configured to be received by the receiver 2 composed of the telephone and the radio of the main station unit 200. .

In addition, the main station unit 200 includes a modem unit 21 for modulating the signal received by the receiver 2 and a level converter 22 for level converting the signal modulated by the modem unit 21. Connected to the vehicle, and the comprehensive detection signal of the vehicle state and the current vehicle position signal transmitted through the modem unit 21 and the level converter 22 are displayed on the CRT 62 screen of the main computer 60 on the map of the vehicle. At the same time, the status of the vehicle will be displayed automatically in Korean.

On the other hand, when the vehicle state detection signal (detection signal such as theft, door open, collision, human accident, etc.) transmitted from the wireless transmitter 1 is transmitted to the portable portable receiver 300 near the vehicle, the portable receiver In the 300, through the receiving module 30, the decoder 31, the LED light emitting unit 32 and the alarm generating unit 33, it is configured to perform light emission display and alarm generation after detecting, decoding and processing.

Hereinafter, the operation state and the effect of the present invention configured as described above in detail.

In FIG. 1, when the GPS signal propagated from the satellite is received by the GPS receiver 11 of the terminal device unit 100 installed in the vehicle, it is converted to a standard TTL level through the level converter 12 and then serial / parallel. The data conversion unit 13 converts the digital parallel signal into the microcomputer 50. The microcomputer 50 performs signal processing, arithmetic processing, decoding, and comparative determination based on the contents programmed in the ROM, and the current vehicle position signal and the detection signal input from the vehicle state comprehensive detection unit 10. Is compared and output to the serial / parallel converter 19, and the serial / parallel converter 19 executes the serial-parallel data conversion process and outputs the same to the modem 20. In addition, the modem 20 is modulated by FSK (frequency shifting), and then input to a wireless transmitter 1 composed of a car phone or a radio, which is internally processed such as modulation, oscillation, amplification, and the like, and is transmitted through a radio wave network. In this case, the car phone of the wireless transmitter 1 has no area limitation or distance limitation, so that a long distance transmission is possible.

Therefore, when the transmission signal is propagated and received by the remote receiving unit 2 composed of the radio of the main station unit 200, it is demodulated by the modem unit 21 and inputted to the converter 22 at a level. The demodulation signal and the level are converted by the 22 to be transmitted to the main computer 60.

As a result, the transmitted contents are displayed on a map MAP on the CRT 62 screen of the main computer 60, and the current vehicle position and the current vehicle state are automatically displayed.

On the other hand, for example, when a criminal approaches a vehicle and opens a door by a sensor of the vehicle state comprehensive detection unit 10, a criminal drives a car and escapes, or an accident such as a broken glass window due to a collision between cars on a road occurs. If the sensor detects the sensor of the vehicle state comprehensive detection unit 10 and inputs a detection signal to the microcomputer 50, the microcomputer 50 performs a predetermined signal conversion process after processing, comparing, and determining the signal. The short range transmitter 40 transmits the detection signal to the short range receiver 30 of the portable receiver 300.

When the short-range transmission signal transmitted from the short-range receiver 30 is applied to the receiving module 30 of the portable receiver 300, the decoder 31 is decoded by the decoder 31 and then displays a state suitable for each state in the LED light-emitting unit 32. Theft LED light at the time of theft and the collision LED light at the time of the collision are displayed, and at the same time, the tone TONE corresponding to each state is automatically alerted by the alarm generator 34.

On the other hand, the control code of the vehicle in the main computer 60 to convert the level converter 22, the modem 21, the transmitter 3, the receiver 4, the modem 20, the parallel / serial converter 19, respectively. By transmitting the signal through the microcomputer 50 to control a part of the function of the sugar car to the vehicle control unit 23, it is possible to perform a remote control of the vehicle.

As described above, the GPS system of the present invention, a car phone (or a radio), a comprehensive vehicle detection system, a vehicle state automatic display and a vehicle position automatic identification device combined with a navigation system are designed to be easily detachable (plug-in). It is configured to achieve economic savings of equipment by matching with interface unit so that it can be used regardless of purchase of new equipment or use of existing equipment.

In addition, if you want to use only for the use of car or radio, it can be attached and detached immediately, and new functions can be easily expanded and modified by micom. Automatic information transmission, alarm sound, fire alarm, human accident, collision status, etc., and automatic display function and location display function on the map of computer CRT 62. When it occurs, the owner of the vehicle can immediately recognize the state of the vehicle by displaying the alarm sound and status LED in the simple receiver by transmitting the information by the near field antenna of the vehicle detection system.

In addition, the phone number stored in the memory is automatically dialed to the beep or the phone when an emergency on the road as described above occurs, the current vehicle status is automatically displayed on the map of the main computer.

In addition, if the vehicle is stolen and the criminal is driving, the location of the GPS data is automatically stored in the microcomputer so that the location is displayed on the main computer. Will be displayed. As a result, the microcomputer automatically transmits the location data and the vehicle status signal through radio waves at regular intervals so that the criminal can leave the car in an unspecified place and escape or when the vehicle is in operation. In addition, the main computer unit may transmit a code (control code: control signal) to the vehicle to partially control the function of the vehicle.

Claims (3)

The GPS receiver 11 receiving the GPS signal propagated from the satellite, the level converter 12 to convert the signal input through the GPS receiver 11 to a standard level, and is input through the level converter 12 A serial / parallel data converter 13 for converting a serial signal into a digital parallel signal, a vehicle state detection unit 10 composed of a plurality of sensors installed in a vehicle, and the serial / parallel data converter B A microcomputer 50 for processing, comparing, calculating, decoding, and determining an input signal of a current position of a vehicle and a detection signal input from the vehicle state comprehensive sensing unit 10, and transmitting from the microcomputer 50; RAM 14 for storing various kinds of information, a ROM for storing a program for signal processing of the microcomputer 50, a vehicle state comprehensive detection signal output from the microcomputer 50 and the current state of the vehicle. Serial-to-parallel position signal A serial / parallel converter (19) for converting the information into a signal, a modem (20) for modulating an information signal from the serial / parallel converter, a vehicle state detection signal modulated by the modem (20) and a current position signal of the vehicle A vehicle terminal device (100) having a wireless transmitting unit (1); Signals input and output to the remote transmitter 2 and the transmitter 3, the remote receiver 92, and the remote receiver 92 and the transmitter 3 for the long-distance transmission and reception of the wireless transmitter 1, the vehicle state detection signal, the current position signal of the vehicle and the control code signal. The modem unit 21 for demodulating and demodulating, the level converter 22 for converting the level of the input / output signal between the modem unit 21 and the main computer 60, and the vehicle input from the level converter 22. A main station unit (200) having a main computer (60) for displaying the current position of the vehicle on a map on a screen of the CRT (62) and simultaneously displaying the current state of the vehicle and outputting the specific control code signal; And a receiving module 30 for receiving the vehicle state detection signal transmitted at a short distance, a decode 31 for decoding the output signal of the receiving module 30, and a signal output from the decode 31. LED light emitting unit 32 for displaying and indicating various states by LED light emission, and alarm generation unit 33 for automatically alarming the tone (Tone) corresponding to each state display of the LED light emitting unit 32; Portable receiver 300; Vehicle status automatic display and vehicle location automatic identification system comprising a. According to claim 1, wherein the wireless transmission unit 1 is configured as a car phone to send air over the radio radio network, the remote receiver 2 is configured to receive the voice and data signals of the vehicle information sent from the car phone Vehicle status automatic display and vehicle location automatic identification system. 2. The radio transmitter of claim 1, wherein the radio transmitter 1 is configured as a radio so as to propagate air by a radio wave network, and the remote transmitter 2 is configured to receive voice and data signals of vehicle information transmitted from the radio. Vehicle status automatic display and vehicle location automatic identification system.