KR20130070026A - Distress signal receiver using car and method thereof - Google Patents

Distress signal receiver using car and method thereof Download PDF

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Publication number
KR20130070026A
KR20130070026A KR1020110137138A KR20110137138A KR20130070026A KR 20130070026 A KR20130070026 A KR 20130070026A KR 1020110137138 A KR1020110137138 A KR 1020110137138A KR 20110137138 A KR20110137138 A KR 20110137138A KR 20130070026 A KR20130070026 A KR 20130070026A
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KR
South Korea
Prior art keywords
disaster
signal
audio
frequency
vehicle
Prior art date
Application number
KR1020110137138A
Other languages
Korean (ko)
Inventor
함현화
이승찬
Original Assignee
쌍용자동차 주식회사
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Priority to KR1020110137138A priority Critical patent/KR20130070026A/en
Publication of KR20130070026A publication Critical patent/KR20130070026A/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/33—Arrangements for simultaneous broadcast of plural pieces of information by plural channels
    • H04H20/34—Arrangements for simultaneous broadcast of plural pieces of information by plural channels using an out-of-band subcarrier signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
    • H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
    • H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
    • H04H20/59—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
    • H04H20/61—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast
    • H04H20/62—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast for transportation systems, e.g. in vehicles

Abstract

Disclosed are a vehicle disaster signal receiver and a method for automatically receiving a disaster signal from a country when a vehicle enters a disaster area and outputting a disaster broadcast through an audio / video system (A / V system) of the vehicle.
The disclosed vehicle disaster signal receiver includes a key input unit for inputting an operation signal of the disaster signal receiver; A starting state detector for detecting a starting state of the vehicle; A disaster signal receiver for extracting and outputting a disaster signal from a signal received through an antenna; The operation signal of the disaster signal receiver is input through the key input unit, and when the start key of the vehicle is detected from the start state detection unit, it is checked whether the disaster signal is extracted from the disaster signal receiver and automatically extracted during the disaster signal extraction. A control unit generating an operation control signal of an audio / video system (A / V system) and generating a frequency change control signal; The audio / video system is automatically operated according to the operation control signal of the audio / video system generated from the controller, and the audio / video outputs disaster broadcast by changing the frequency of the audio / video system according to the frequency change control signal. It has a system drive part.

Description

Disaster signal receiver using car and method thereof

The present invention relates to a vehicle disaster signal receiver and a method thereof, and more particularly, to receive a disaster signal transmitted from a country automatically when a vehicle enters a disaster area, and to receive a disaster through an audio / video system (A / V system) of a vehicle. The present invention relates to a vehicle disaster signal receiver and a method for outputting a broadcast.

In general, the occurrence of various natural disasters such as disasters such as mountains, valleys, roads, bridges, landslides at disaster-vulnerable facilities, torrential rains, flooding, heavy snow, collapse, and freezing are often concentrated on the location of disasters. Broadcasting is performed in the form of FM text multicasting using RDS (Radio Data System) or DARC (Data Radio Channel) or general broadcasting through local broadcasting stations or national broadcasting stations.

Conventional disaster broadcasting reception technology is disclosed in Republic of Korea Patent Application Publication No. 10-2004-0092856 (published date: 2004.11.04) (name of the invention: location-adaptive disaster broadcast receiving system and method thereof) (hereinafter, "prior art" Abbreviated herein).

The disclosed prior art includes a decoding receiver for receiving a signal to be decoded, an AM / FM receiver for receiving a conventional AM / FM signal, a buffer amplifier for amplifying a fine input signal from the decoding receiver to a power level required for a bandpass filter, Bandpass filter for removing frequency band except DTMF signal band, Decoder for receiving data and receiving area code and broadcasting type code, converting data into digital signal, Switching selection switch to decoding receiver, Decoding received data and siren Input siren alarm signal generator to generate alarm sound, power amplification amplifier to amplify the power level required to monitor received alarm broadcast, microprocessor to control them, microprocessor operating mode and various initialization data Key input means such as keypad for artificial satellite It consists in that the antenna is connected to the control outputs as well as a switching selection switch and is tuned to the tuning frequency of the receiver by decoding the output of the microprocessor to decode the GPS engine, the received data to provide position data to the microprocessor.

In the prior art configured as described above, the current position by the GPS engine output and the received disaster position data determine whether it is within a disaster broadcast reception range, and when it is within the range, reproduces the received data as a voice signal.

When a vehicle or person passes through the disaster area and broadcasts related to the disaster in the disaster area by such an operation, a fixed receiver and a receiver mounted on the vehicle or a receiver carried by a person respond to the disaster at that location. Since the broadcast can be received, it is possible to prevent or minimize the loss of life in preparation for immediate.

1. Korean Patent Application Publication No. 10-2004-0092856 (published date: 2004.11.04) (name of the invention: location-adaptive disaster broadcast receiving system and method)

However, the above-described conventional technology is capable of receiving a specific broadcast corresponding to a location such as a disaster broadcast or a guide broadcast having different contents according to a local location. It was not possible to operate it so that it could switch to the radio mode and listen to the disaster broadcast.

Accordingly, the present invention has been proposed to solve all the problems occurring in the prior art as described above,

The problem to be solved by the present invention is to receive a disaster signal transmitted from the country automatically when entering the vehicle in the disaster area, the vehicle disaster signal to output the disaster broadcast through the audio / video system (A / V system) of the vehicle A receiver and a method thereof are provided.

"Vehicle disaster signal receiver" according to the present invention for solving the above problems,

A key input unit for inputting an operation signal of the disaster signal receiver;

A starting state detector for detecting a starting state of the vehicle;

A disaster signal receiver for extracting and outputting a disaster signal from a signal received through an antenna;

When the operation signal of the disaster signal receiver is input through the key input unit, and the start state of the vehicle is detected from the start state detection unit, it is checked whether the disaster signal is extracted from the disaster signal receiver, and automatically extracts the disaster signal. A control unit generating an operation control signal of an audio / video system (A / V system) and generating a frequency change control signal;

The audio / video system is automatically operated according to the operation control signal of the audio / video system generated from the controller, and the audio / video outputs disaster broadcast by changing the frequency of the audio / video system according to the frequency change control signal. And a system driver.

The disaster signal receiver includes a band filter for passing only a frequency signal of a predetermined specific band, and when a frequency signal of a specific band is extracted through the band filter, the disaster signal receiver extracts and outputs it as a disaster signal.

According to the present invention for solving the above problems the vehicle disaster signal receiving method,

Checking whether the vehicle is located in a disaster area, checking a vehicle engine state when the vehicle is located in a disaster area, and operating a disaster signal receiver to receive a disaster signal if the vehicle engine is on;

Checking the status of the current audio / video system, if the audio / video system is off, automatically activates the audio / video system to change to the radio mode, and if the audio / video system is on, change to the radio mode. Steps;

Checking whether the disaster radio broadcast uses a specific frequency in the radio mode change state, and when the specific frequency is used, automatically changing the frequency to output the disaster broadcast.

In addition, the "vehicle disaster signal reception method for vehicles" according to the present invention,

If the disaster radio broadcast does not use a specific frequency in the radio mode change state further comprises the step of searching for a frequency close to a specific frequency received through the disaster signal receiver to automatically change the corresponding frequency to output a disaster broadcast It is done.

According to the present invention, when a vehicle enters a disaster area, a disaster signal transmitted from a country is automatically received, and the disaster broadcast can be output through an audio / video system (A / V system) of the vehicle. There is an advantage that can prevent in advance human life accidents.

1 is a block diagram of a vehicle disaster signal receiver according to the present invention.
2 is a flow chart showing a vehicle disaster signal receiving method according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

1 is a block diagram of a vehicle disaster signal receiver according to the present invention, which includes a key input unit 110, a start state detector 120, a disaster signal receiver 130, a controller 140, and an audio / video (A / V) system. The driving unit 150 is configured. Here, reference numeral 200 denotes an audio / video system, which means an audio / video system that is typically provided in a general vehicle.

"Vehicle disaster signal receiver" according to the present invention for solving the above problems,

The key input unit 110 serves to input an operation signal of the disaster signal receiver and includes a switch for turning on or off the disaster signal receiver.

In this case, the disaster signal receiver of the key input unit 110 may be configured to be operated when the vehicle is turned on without the need of an on / off switch.

The start state detector 120 is connected to the vehicle electronic control unit (ECU) to detect a start state.

The disaster signal receiving unit 130 serves to extract and output a disaster signal from a signal received through an antenna, and includes a band filter for passing only a frequency signal of a predetermined specific band, and through the band filter, a specific band. When a frequency signal of is extracted, it is extracted as a disaster signal.

The controller 140 receives the operation signal of the disaster signal receiver through the key input unit 110, and when the start key of the vehicle is detected from the start state detection unit 120, the disaster signal from the disaster signal receiver 130 By checking whether the signal is extracted, it generates an operation control signal of the audio / video system (A / V system) 200 automatically when the disaster signal is extracted, and serves to generate a frequency change control signal. The controller 140 may be implemented with a conventional microprocessor, a microcomputer, a central processing unit, a controller, a main controller, and the like.

The audio / video system driver 150 automatically operates the audio / video system 200 according to the operation control signal of the audio / video system 200 generated from the controller 140 and according to the frequency change control signal. It plays a role of outputting disaster broadcasting by changing the frequency of the audio / video system 200.

When the vehicle disaster signal receiver according to the present invention configured as described above enters or approaches a disaster area, the driver inputs a signal to turn on the disaster signal receiver by operating a switch provided in the key input unit 110.

The output signal of the key input unit 110 is input to the control unit 140, the control unit 140 can determine whether the disaster area location through the input signal, the start state detection unit when the disaster area location as a result of the check Through 120, it is determined whether to start.

Here, the start state detection unit 120 may receive the start state information in association with the electronic control unit (ECU). In addition to the above method, the start state detection unit 120 may also detect the ignition switch.

If it is determined that the start-up has been determined as a result of the start-up, it is checked whether a disaster signal is detected through the disaster signal receiver 130. Here, the disaster signal receiver 130 includes a band filter for passing only a frequency signal of a predetermined specific band, and extracts a disaster signal by filtering only a specific band from a frequency received through the antenna using the band filter. As a result of the extraction, if a frequency signal of a specific band is detected, it is detected and amplified and processed as a digital signal and transmitted to the controller 140.

The controller 140 automatically controls the audio / video system driver 150 to operate the audio / video system 200 when a disaster signal of a specific frequency band is detected from the disaster signal receiver 140, and also performs audio / video. The video system 200 is controlled to change to the radio mode, and a frequency setting control signal is generated.

Accordingly, the audio / video system driver 150 automatically operates the audio / video system 200 and changes to the radio mode. If the audio / video system 200 is already operating, the mode is changed to the radio mode. In the state of changing to the radio mode, the audio / video system 200 is controlled to change the frequency to a specific preset frequency band in order to listen to the disaster broadcast. In addition, when the disaster broadcast does not use a predetermined frequency, the channel is searched for a frequency close to the preset frequency and the channel is changed to the nearest frequency through signal strength. Here, the method of changing the channel to the nearest frequency is to detect the signal strength while changing to a frequency close to a predetermined preset frequency to determine the frequency with the largest signal strength as the disaster broadcasting frequency and change the channel. As a result, the disaster broadcast is output so that the driver can easily listen to the disaster broadcast and respond accordingly to prevent the occurrence of a human accident due to the disaster.

According to the present invention, when the vehicle enters the disaster zone, the driver automatically operates the audio / video system and outputs the disaster broadcast, so that the driver can quickly cope with the disaster, thereby protecting valuable lives from the disaster. will be.

2 is a flowchart illustrating a vehicle disaster signal receiving method according to the present invention, and confirming whether the vehicle is located in a disaster area, checking a vehicle engine state when the vehicle is located in a disaster area, and operating a disaster signal receiver when the vehicle engine is on. Receiving a disaster signal (S101 to S103); Checking the status of the current audio / video system, if the audio / video system is off, automatically activates the audio / video system to change to the radio mode, and if the audio / video system is on, change to the radio mode. Steps S104 to S106; Checking whether a disaster radio broadcast uses a specific frequency in a state in which the radio mode is changed, and outputting a disaster broadcast by automatically changing to a corresponding frequency when a specific frequency is used (S107, S109, S110); When the disaster radio broadcast does not use a specific frequency in the radio mode change state, searching for a frequency close to a specific frequency received through the disaster signal receiver and automatically changing the frequency to output a disaster broadcast (S107, S108, S110). )Wow; If it is not located in the disaster area or the vehicle engine is turned off, the step of performing a disaster broadcast is not performed (S111).

In the vehicle disaster signal receiving method according to the present invention made as described above, it is first confirmed whether the vehicle is located in the disaster area by the signal input through the key input unit in step S101. If the result of the check is not located in the disaster area, go to step S111 and do not perform a disaster broadcast. In contrast, if the vehicle is located in the disaster area, go to step S102 to check the vehicle engine status, and the vehicle engine is turned off. If it is in the state to go to the step S111 does not perform a disaster broadcast, if the vehicle engine is in the on state to go to step S103 to operate the disaster signal receiver to receive a disaster signal.

Next, in step S104, the state of the current audio / video system is checked. If the audio / video system is turned off, the process moves to step S105 to automatically activate the audio / video system, and the process goes to step S106 to change to the radio mode. Will be In addition, if the audio / video system is turned on, the process moves to step S106 to change the audio / video system to the radio mode.

With the change to the radio mode, it is checked in step S107 whether the disaster radio broadcast uses a specific frequency. In this case, whether or not a disaster radio broadcast uses a specific frequency is determined as a disaster broadcast using a specific frequency when a disaster signal is received from the disaster signal receiver, otherwise, if a disaster signal is not received through a specific frequency It is determined that no specific frequency is used.

As a result of this determination, if a specific frequency is used, the process moves to steps S109 and S110 to automatically change the channel to the corresponding frequency and output a disaster broadcast. In addition, when the disaster radio broadcast does not use a specific frequency as in step S108 in the radio mode change state, a frequency close to a specific frequency received through the disaster signal receiver is searched and automatically changed to a corresponding frequency to output a disaster broadcast. You will.

According to the present invention, when the vehicle enters the disaster zone, the driver automatically operates the audio / video system and outputs the disaster broadcast, so that the driver can quickly cope with the disaster, thereby protecting valuable lives from the disaster. will be.

110: key input unit 120: starting state detection unit
130: disaster signal receiving unit 140: control unit
150: audio / video (A / V) system driver

Claims (4)

A key input unit for inputting an operation signal of the disaster signal receiver;
A starting state detector for detecting a starting state of the vehicle;
A disaster signal receiver for extracting and outputting a disaster signal from a signal received through an antenna;
The operation signal of the disaster signal receiver is input through the key input unit, and when the start key of the vehicle is detected from the start state detection unit, it is checked whether the disaster signal is extracted from the disaster signal receiver and automatically extracted during the disaster signal extraction. A control unit generating an operation control signal of an audio / video system (A / V system) and generating a frequency change control signal;
The audio / video system is automatically operated according to the operation control signal of the audio / video system generated from the controller, and the audio / video outputs disaster broadcast by changing the frequency of the audio / video system according to the frequency change control signal. Disaster signal receiver for a vehicle comprising a system driver.
The method of claim 1, wherein the disaster signal receiving unit includes a band filter for passing only a frequency signal of a predetermined specific band, and when the frequency signal of a specific band is extracted through the band filter, it is extracted and output as a disaster signal Disaster signal receiver for vehicles.
Checking whether the vehicle is located in a disaster area, checking a vehicle engine state when the vehicle is located in a disaster area, and operating a disaster signal receiver to receive a disaster signal if the vehicle engine is on;
Checking the status of the current audio / video system, if the audio / video system is off, automatically activates the audio / video system to change to the radio mode, and if the audio / video system is on, change to the radio mode. Steps;
Checking whether the disaster radio broadcast uses a specific frequency in the radio mode change state, and if the specific frequency is used, automatically changing the frequency to a corresponding frequency and outputting a disaster broadcast.
4. The method of claim 3, wherein when a disaster radio broadcast does not use a specific frequency in the radio mode change state, searching for a frequency close to a specific frequency received through the disaster signal receiver and automatically changing the frequency to output a disaster broadcast. Disaster signal receiving method for a vehicle further comprising.
KR1020110137138A 2011-12-19 2011-12-19 Distress signal receiver using car and method thereof KR20130070026A (en)

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KR1020110137138A KR20130070026A (en) 2011-12-19 2011-12-19 Distress signal receiver using car and method thereof

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KR1020110137138A KR20130070026A (en) 2011-12-19 2011-12-19 Distress signal receiver using car and method thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10119819B2 (en) 2012-06-21 2018-11-06 Innovative Solutions & Support, Inc. Method and system for compensating for soft iron magnetic disturbances in a heading reference system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10119819B2 (en) 2012-06-21 2018-11-06 Innovative Solutions & Support, Inc. Method and system for compensating for soft iron magnetic disturbances in a heading reference system

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