KR960015549A - Audio signal multiplexing device of video flexible playback system - Google Patents

Audio signal multiplexing device of video flexible playback system Download PDF

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KR960015549A
KR960015549A KR1019940027348A KR19940027348A KR960015549A KR 960015549 A KR960015549 A KR 960015549A KR 1019940027348 A KR1019940027348 A KR 1019940027348A KR 19940027348 A KR19940027348 A KR 19940027348A KR 960015549 A KR960015549 A KR 960015549A
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South Korea
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analog
mode
audio signal
voice
multiplexing
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KR1019940027348A
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Korean (ko)
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KR0127527B1 (en
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신재성
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배순훈
대우전자 주식회사
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Priority to KR1019940027348A priority Critical patent/KR0127527B1/en
Priority to JP7279330A priority patent/JPH08234783A/en
Priority to US08/548,552 priority patent/US5668339A/en
Priority to CN95119198A priority patent/CN1130835A/en
Publication of KR960015549A publication Critical patent/KR960015549A/en
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Publication of KR0127527B1 publication Critical patent/KR0127527B1/en

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/36—Accompaniment arrangements
    • G10H1/361—Recording/reproducing of accompaniment for use with an external source, e.g. karaoke systems
    • G10H1/368—Recording/reproducing of accompaniment for use with an external source, e.g. karaoke systems displaying animated or moving pictures synchronized with the music or audio part

Abstract

본 발명은 영상가요재생시스템의 음성신호다중화장치에 관한 것으로, 디지탈 오디오채널에 스테레오 반주음이 기록되는 한편 아날로그 오디오채널에 반주음과 가수음성이 혼재되는 형태로 기록된 영상가요매체의 재생이 가능한 영상가요재생시스템에서, 상기 영상가요매체의 디지탈 오디오채널에 기록된 스테레오반주음을 디지탈처리하는 수단(10)과, 상기 영상가요매체의 아날로그 오디오채널에 기록된 스테레오반주음을 아날로그처리하는 수단(12), 상기 디지탈처리된 스데레오반주음과 상기 아날로그처리된 스테레오 반주음을 각기 스위칭출력하는 제1 및 제2스위칭수단(16,18), 이 스위칭수단(16,18)에 의해 설정되는 디지탈모드 또는 아날로그모드와 영상가요모드에서 상기 디지탈 반주음과 상기 아날로그 반주음 및 가수음성을 레벨조정하여 음성다중화처리하는 음성다중화수단(20), 영상가요모드의 수행을 위해 음성입력장치(마이크)의 접속시 정상적인 재생모드로부터 영상가요모드로 스위칭되어 상기 음성다중화수단(20)에서 음성다중화된 다음 제1 및 제2증폭수단(22,24)에서 증폭된 음성다중화 오디오신호를 제3 및 제4증폭수단(30,32)에서 증폭된 다음 출력되도록 하는 제4 및 제5스위칭수단(26,28), 상기 아날로그신호처리수단(12)에 접속되는 아날로그오디오신호의 경로를 설정하는 제3스위칭수단(34), 정상적인 재생모드 또는 영상가요모드에 따라 상기 제1스위칭수단(16)과 제2스위칭수단(18)을 스위칭제어함과 더불어 상기 음성다중화수단(20)에 의해 설정되는 아날로그오디오신호의 레벨을 검출하여 제3스위칭수단(34)을 통과한 아날로그오디오신호를 증폭하는 제5증폭수단(36)의 증폭전압을 제어하는 제어수단(14)을 갖추어 구성된 것이다.The present invention relates to an audio signal multiplexing apparatus of a video flexible playback system, wherein a stereo accompaniment sound is recorded on a digital audio channel, while an accompaniment sound and a mantissa sound are recorded on an analog audio channel. Means for digitally processing stereo accompaniment sounds recorded in a digital audio channel of the image flexible medium, and means for analog processing stereo accompaniment sounds recorded in an analog audio channel of the image flexible medium ( 12) first and second switching means (16,18) for switching and outputting the digitally processed stereo accompaniment sound and the analogly processed stereo accompaniment sound, respectively, the digital set by the switching means (16,18). Mode by adjusting the digital accompaniment sound, the analog accompaniment sound and the mantissa sound in the analog mode or the image flexible mode. When the voice multiplexing means 20 performs the multiplexing operation and the audio input device (microphone) is connected to perform the video flexible mode, the voice multiplexing means 20 switches from the normal playback mode to the video flexible mode and then multiplexes the voice in the multiplexing means 20. And fourth and fifth switching means 26 and 28 for amplifying the voice multiplexed audio signal amplified by the second amplifying means 22 and 24 and then outputting the amplified audio signal by the third and fourth amplifying means 30 and 32. A third switching means 34 for setting a path of an analog audio signal connected to the analog signal processing means 12, the first switching means 16 and the second switching means in accordance with a normal playback mode or an image flexible mode; 18, the fifth amplifying means 36 for detecting the level of the analog audio signal set by the voice multiplexing means 20 and amplifying the analog audio signal passing through the third switching means 34. Control of amplification voltage It is configured and equipped with control means (14).

Description

영상가요재생시스템의 음성신호다중화장치Audio signal multiplexing device of video flexible playback system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도(a)는 영상가요재생시스템에 의해 재생되는 영상가요매체의 오디오신호포맷의 일예를 설명하는 모식도.1A is a schematic diagram illustrating an example of an audio signal format of a video flexible medium reproduced by a video flexible playback system.

제1도(b)는 본 발명이 적용되는 영상가요매체의 오디오신호포맷의 다른 예를 설명하는 모식도,1 (b) is a schematic diagram illustrating another example of an audio signal format of an image flexible medium to which the present invention is applied;

제2도는 본 발명에 따른 영상가요재생시스템의 음성신호다중화장치의 구성을 설명하는 도면이다.2 is a view for explaining the configuration of an audio signal multiplexing apparatus of a video flexible playback system according to the present invention.

Claims (3)

디지탈 오디오채널에 스테레오 반주음이 기록되는 한편 아날로그 오디오채널에 반주음과 가수음성이 혼재되는 형태로 기록된 영상가요매체의 재생이 가능한 영상가요재생시스템에 있어서 상기 영상가요매체의 디지탈 오디오채널에 기록된 스테레오반주음을 디지탈처리하는 수단(10)과, 상기 영상가요매체의 아날로그 오디오채널에 기록된 스테레오반주음을 아날로그처리하는 수단(12) 상기 디지탈처리된 스테레오반주음과 상기 아날로그처리된 스테레오 반주음을 각기 스위칭출력하는 제1 및 제2스위칭수단(16,18) 이 스위칭수단(16,18)에 의해 설정되는 디지탈모드 또는 아날로그모드와 영상가요모드에서 상기 디지탈 반주음과 상기 아날로그 반주음 및 가수음성을 레벨조정하여 음성다중화처리하는 음성다중화수단(20), 영상가요모드의 수행을 의해 음성입력장치(마이크)의 접속시 정상적인 재생모드로부터 영상가요모드로스위칭되어 상기 음성다중화수단(20)에서 음성다중화된 다음 제1 및 제2증폭수단(22,24)에서 증폭된 음성다중화 오디오신호를 제3 및 제4증폭수단(30,32)에서 증폭된 다음 출력되도록 하는 제4 및 제5스위칭수단(26,28), 상기 아날로그신호처리수단(12)에 접속되는 아날로그오디오신호의 경로를 설정하는 제3스위칭수단(34), 정상적인 재생모드 또는 영상가요모드에 따라 상기 제1스위칭수단(16)과 제2스위칭수단(18)을 스위칭제어함과 더불어 상기 음성다중화수단(20)에 의해 설정되는 아날로그오디오신호의 레벨을 검출하여 제3스위칭수단(34)을 통과한 아날로그오디오신호를 증폭하는 제5증폭수단(36)의 증폭전압을 제어하는 제어수단(14)을 갖추어 구성된 것을 특징으로 하는 영상가요재생시스템의 음성신호다중화장치.In a video flexible playback system capable of reproducing a video flexible medium in which stereo accompaniment sounds are recorded on a digital audio channel, while accompaniment and mantissa voices are mixed on an analog audio channel, recording on a digital audio channel of the video flexible medium. Means for digitally processing the stereo accompaniment sound 10 and means for analog processing the stereo accompaniment sound recorded on an analog audio channel of the video flexible medium (12) the digitally processed stereo accompaniment sound and the analog processed stereo accompaniment The digital accompaniment sound and the analog accompaniment sound in the digital mode or the analog mode and the image flexible mode in which the first and second switching means 16 and 18 for switching the sound are respectively set by the switching means 16 and 18. The audio multiplexing means 20 for adjusting the mantissa voice level and multiplying the voice to perform the image flexible mode. When the voice input device (microphone) is connected, the video flexible mode is switched from the normal playback mode, and the voice multiplexed audio signal is amplified by the first and second amplification means 22 and 24. The fourth and fifth switching means (26, 28) to be amplified by the third and fourth amplification means (30, 32) and then outputted, and the path of the analog audio signal connected to the analog signal processing means (12). Switching control of the first switching means 16 and the second switching means 18 according to the third switching means 34, the normal playback mode or the image flexible mode to be set, and by the voice multiplexing means 20. And control means (14) for controlling the amplification voltage of the fifth amplifying means (36) for detecting the level of the analog audio signal to be set and for amplifying the analog audio signal passing through the third switching means (34). Play the video song Audio signal multiplexing apparatus of the stem. 제1항에 있어서, 상기 음성다중화수단(20)은 수동식으로 저항치가 반대적으로 가변되는 3연1축 가변저항체로 구성되어 그 제1 및 제2가변저항체(20a,20b)에는 상기 디지탈모드 또는 아날로그모드와 영상가요모드에서 상기 아날로그 오디오채널에 기록된 스테레오반주음과 가수음성이 인가되는 반면 상기 제3가변저항체(20c)는 제2가변저항체(20b)와 연동으로 위치 가변되어 구성된 것을 특징으로 하는 영상가요재생시스템의 음성신호다중화장치.The method of claim 1, wherein the voice multiplexing means (20) is composed of a three-axis uniaxial variable resistor of which the resistance value is changed to the opposite direction manually. The first and second variable resistors (20a, 20b) have the digital mode or In the analog mode and the image flexible mode, the stereo accompaniment sound and the mantissa sound recorded on the analog audio channel are applied, while the third variable resistor 20c is configured to be variable in position with the second variable resistor 20b. Audio signal multiplexing apparatus of a video flexible playback system. 제1항과 제2항에 있어서, 상기 제어수단(12)은 상기 음성다중화수단(20)의 제3가변저항체(20c)에 의해 검출되는 가수음성을 포함하는 오디오신호의 레벨이 큰 경우에는 음성다증화모드로 인식하여 상기 증폭수단(36)의 오디오신호레벨의 저하되게 제어하도록 된 것을 특징으로 하는 영상가요재생시스템의 음성신호다중화장치.3. The audio signal according to claim 1 or 2, wherein the control means (12) includes a voice when the level of the audio signal including the mantissa voice detected by the third variable resistor (20c) of the voice multiplexing means (20) is large. The audio signal multiplexing apparatus of a video flexible playback system, characterized in that the audio signal level of the amplifying means (36) is controlled to be recognized in a multiplexing mode. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940027348A 1994-10-26 1994-10-26 Audio signal multiplexer for disc reproducing system KR0127527B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019940027348A KR0127527B1 (en) 1994-10-26 1994-10-26 Audio signal multiplexer for disc reproducing system
JP7279330A JPH08234783A (en) 1994-10-26 1995-10-26 Audio signal multiplexing device in image and song reproducing system
US08/548,552 US5668339A (en) 1994-10-26 1995-10-26 Apparatus for multiplexing an audio signal in a video-song playback system
CN95119198A CN1130835A (en) 1994-10-26 1995-10-26 Apparatus for multiplexing audio signal in video-song playback system

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Application Number Priority Date Filing Date Title
KR1019940027348A KR0127527B1 (en) 1994-10-26 1994-10-26 Audio signal multiplexer for disc reproducing system

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KR960015549A true KR960015549A (en) 1996-05-22
KR0127527B1 KR0127527B1 (en) 1998-04-04

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KR102451252B1 (en) 2022-06-14 2022-10-06 (주)원진엠앤티 Power transmission device for high angle standing up capable of precise motion control
KR102490744B1 (en) 2022-09-28 2023-01-20 (주)원진엠앤티 Power transmission assembly for high angle erection units

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