KR970055277A

KR970055277A - Audio level control circuit of vehicle

Info

Publication number: KR970055277A
Application number: KR1019950061143A
Authority: KR
Inventors: 김태구
Original assignee: 김태구; 대우자동차 주식회사
Priority date: 1995-12-28
Filing date: 1995-12-28
Publication date: 1997-07-31

Abstract

본 발명은 차량의 오디오레벨 제어회로에 관한 것으로, 음량조절버튼(10)에 의해 가변설정되는 출력레벨로 오디오신호를 재생하여 스피커장치(60)에 출력디도록 하는 오디오신호처리수단(50)을 갖춘 차량에서 운전석전방의 인스트루먼트패널상에 구비되어 상기 오디오세트의 출력레벨에 대한 자동음량조절모드를 설정하기 위한 자동음량조절버튼(20)과, 엔진이 회전수를 기초로 차속을 검출하는 차속검출부(30), 윈도우의 개폐상태를 검출하기 위한 윈도우개방검출부(90), 상기 차속검출부(30)에 의해 검출된 현재의 차속과 상기 윈도우개방검출부(90)에 의해 검출 윈도개폐상태를 기초로 상기 오디오신호의 출력레벨을 자동 가변시키기 위한 오디오제어신호를 출력하는 제어부(40), 상기 오디오신호처리부(50)의 오디오출력측에 접속되어 상기 제어부(40)의 오디오제어신호에 의해 상기 오디오신호의 전압레벨을 가변시키기 위한 오디오출력조절부(70)를 갖추어 구성된 것이다.The present invention relates to an audio level control circuit of a vehicle, comprising: audio signal processing means (50) for reproducing an audio signal at an output level variably set by a volume control button (10) and outputting it to a speaker device (60) On the instrument panel in front of the driver's seat in the equipped vehicle, the automatic volume control button 20 for setting the automatic volume control mode for the output level of the audio set, and the vehicle speed detection unit for detecting the vehicle speed based on the rotational speed of the engine 30, the window open detection unit 90 for detecting the open / closed state of the window, the current vehicle speed detected by the vehicle speed detection unit 30 and the window open / closed state detected by the window open detection unit 90; A control unit 40 for outputting an audio control signal for automatically varying the output level of the audio signal, connected to an audio output side of the audio signal processing unit 50, By the video control signal it is configured equipped with the audio output control section 70 for varying the voltage level of the audio signal.

Description

Audio level control circuit of vehicle

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 바람직한 예에 따른 차량의 오디오레벨 제어회로의 구성을 나타낸 도면이다.1 is a diagram showing the configuration of an audio level control circuit of a vehicle according to a preferred embodiment of the present invention.

Claims

In a vehicle equipped with audio signal processing means (50) for reproducing an audio signal at an output level variably set by the volume control button (10) and outputting it to the speaker device (60), it is provided on an instrument panel in front of the driver's seat. Automatic volume control button 20 for setting the automatic volume control mode for the output level of the audio set, vehicle speed detecting means 30 for detecting the vehicle speed based on the engine speed, and detecting the open / closed state of the window. The output level of the audio signal automatically based on the window opening detection means 90 and the current vehicle speed detected by the vehicle speed detection means 30 and the window opening state detected by the window opening detection means 90. A control means for outputting an audio control signal for varying, and an audio output signal of said audio signal processing means 50, That the voltage level of the video signal are configured and equipped with audio output control means 70 for varying the audio level control of the vehicle, characterized in circuit.

※ Note: The disclosure is based on the initial application.