KR970017452A - Automatic tone control device of visual flexible bass machine - Google Patents

Automatic tone control device of visual flexible bass machine Download PDF

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Publication number
KR970017452A
KR970017452A KR1019950032690A KR19950032690A KR970017452A KR 970017452 A KR970017452 A KR 970017452A KR 1019950032690 A KR1019950032690 A KR 1019950032690A KR 19950032690 A KR19950032690 A KR 19950032690A KR 970017452 A KR970017452 A KR 970017452A
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KR
South Korea
Prior art keywords
spectrum
gain
signal
microphone
voice signal
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Application number
KR1019950032690A
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Korean (ko)
Other versions
KR100199867B1 (en
Inventor
김준식
Original Assignee
배순훈
대우전자 주식회사
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Priority to KR1019950032690A priority Critical patent/KR100199867B1/en
Publication of KR970017452A publication Critical patent/KR970017452A/en
Application granted granted Critical
Publication of KR100199867B1 publication Critical patent/KR100199867B1/en

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    • 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
    • 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
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)

Abstract

본 발명은 영상가요반주기기에서 마이크로폰을 통해 입력되는 노래연습자의 음성신호를 미리 선택된 기준주파수스펙트럼에 의거하여 이득조정 함에 의해, 원하는 음색으로 가변시키도록 하는 영상가요반주기기의 음색자동조절장치를 제공한다.The present invention provides a device for automatically adjusting the tone of the image flexible repeater so that the voice signal of the song practitioner input through the microphone in the image flexible repeater is adjusted to a desired tone by adjusting the gain based on a preselected reference frequency spectrum. do.

그에 따라 본 발명은 디스크(D)로부터 재생되는 반주음에 따른 오디오신호와 마이크로폰(14)으로부터 입력되는 노래연습자의 음성신호를 신호혼합부(20)에서 신호혼합하여 음성재생하도록 된 영상가요반주기기에 있어서; 상기 마이크로폰(14)으로 입력되는 노래연습자의 음성신호에 대한 기준스펙트럼을 선택하는 스펙트럼선택부(24)와, 상기 스펙트럼선택부(24)에 의해 선택가능한 다수의 기준스펙트럼의 데이터가 저장된 기준스펙트럼저장부(26), 상기 스펙트럼선택부(24)의 선택동작에 의해 상기 기준스펙트럼저장부(26)의 해당 기준스펙트럼의 데이터를 독취하여 신호변환하는 스펙트럼발생부(30), 상기 마이크로폰(14)을 통해 입력되는 노래연습자의 음성신호에 대한 주파수스펙트럼을 분석하는 스펙트럼분석부(32), 상기 스펙트럼발생부(30)로부터의 기준스펙트럼에 의거하여 상기 스펙트럼분석부(32)로부터의 음성신호에 대한 스펙트럼을 비교하는 스펙트럼비교부(34), 상기 스펙트럼비교부(34)의 비교결과치에 의거하여 노래연습자의 음성신호에 대한 주파수대역의 이득을 결정하여 조정하기 위한 이득결정부(36) 및, 상기 이득결정부(36)로부터 결정된 이득조정 치에 따라 상기 마이크로폰(14)으로부터의 음성신호에 대한 각주파수대역의 이득을 조정하는 이퀼라이저부(36)를 구비하여 구성된 것을 특징으로 한다.Accordingly, according to the present invention, the audio signal mixing apparatus reproduces the audio signal according to the accompaniment sound reproduced from the disc D and the voice signal of the song practitioner input from the microphone 14 in the signal mixing unit 20 to reproduce the audio. To; A reference spectrum storage unit for selecting a reference spectrum for the voice signal of the song practitioner input to the microphone 14 and a reference spectrum storing data of a plurality of reference spectrums selectable by the spectrum selection unit 24; The spectrum generator 30 and the microphone 14 read and convert data of the reference spectrum of the reference spectrum storage unit 26 by a selection operation of the spectrum selection unit 24. Spectrum analyzer 32 for analyzing the frequency spectrum of the voice signal of the song exerciser input through the spectrum, the spectrum for the voice signal from the spectrum analyzer 32 based on the reference spectrum from the spectrum generator 30 The gain of the frequency band for the voice signal of the song practitioner based on the comparison result of the spectrum comparison unit 34 and the spectrum comparison unit 34 comparing A gain determiner 36 for determining and adjusting, and an equalizer 36 for adjusting the gain of each frequency band for the audio signal from the microphone 14 in accordance with the gain adjustment value determined by the gain determiner 36. It is characterized by comprising a).

Description

영상가요반주기기의 음색자동조절장치Automatic tone control device of visual flexible bass machine

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

제2도는 본 발명의 일실시예에 따른 영상가요반주기기의 음색자동조절장치의 구성을 나타낸 블럭구성도.Figure 2 is a block diagram showing the configuration of the automatic tone control device of the image flexible repeater according to an embodiment of the present invention.

Claims (1)

디스크(D)로부터 재생되는 반주음에 따른 오디오신호와 마이크로폰(14)으로부터 입력되는 노래연습자의 음성신호를 신호혼합부(20)에서 신호혼합하여 음성재생하도록 된 영상가요반주기기에 있어서, 상기 마이크로폰(14)으로 입력되는 노래연습자의 음성신호에 대한 기준스펙트럼을 선택하는 스펙트럼선택부(24)와, 상기 스펙트럼선택부(24)에 의해 선택가능한 다수의 기준스펙트럼의 데이터가 저장된 기준스펙트럼저장부(26), 상기 스펙트럼선택부(24)의 선택동작에 의해 상기 기준스펙트럼저장부(26)의 해당 기준스펙트럼의 데이터를 독취하여 신호변환하는 스펙트럼발생부(30), 상기 마이크로폰(14)을 통해 입력되는 노래연습자의 음성신호에 대한 주파수스펙트럼을 분석하는 스펙트럼분석부(32), 상기 스펙트럼발생부(30)로부터의 기준스펙트럼에 의거하여 상기 스펙트럼분석부(32)로부터의 음성신호에 대한 스펙트럼을 비교하는 스펙트럼비교부(34), 상기 스펙트럼비교부(34)의 비교결과치에 의거하여 노래연습자의 음성신호에 대한 주파수대역의 이득을 결정하여 조정하기 위한 이득결정부(36) 및 상기 이득결정부(36)로부터 결정된 이득조정 치에 따라 상기 마이크로폰(14)으로부터의 음성신호에 대한 각 주파수대역의 이득을 조정하는 이퀼라이저부(35)를 구비하여 구성된 것을 특징으로 하는 영상가요반주기기의 음색자동조절장치.In the audio and video repeater, the signal mixing unit 20 mixes the audio signal according to the accompaniment sound reproduced from the disc D and the voice signal of the song practitioner input from the microphone 14 to reproduce the voice. A spectrum selector 24 for selecting a reference spectrum for the voice signal of the song practitioner inputted to (14), and a reference spectrum storage unit for storing data of a plurality of reference spectrums selectable by the spectrum selector 24 ( 26) the spectrum generator 30 reads data of the corresponding reference spectrum of the reference spectrum storage unit 26 and converts the signal by the selection operation of the spectrum selector 24, and inputs the signal through the microphone 14. On the basis of the reference spectrum from the spectrum analyzer 32 and the spectrum generator 30 which analyzes the frequency spectrum of the voice signal of the singer On the basis of the comparison result of the spectrum comparator 34 and the spectrum comparator 34 for comparing the spectrum of the speech signal from the spectrum analyzer 32, the gain of the frequency band for the voice signal of the song trainee is determined. The equalizer section 35 for adjusting the gain of each frequency band with respect to the audio signal from the microphone 14 in accordance with the gain determining section 36 for adjusting and adjusting the gain determined from the gain determining section 36. Tone automatic control device of the image flexible cyclic cycle machine characterized in that it comprises a. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950032690A 1995-09-29 1995-09-29 Automatic tone control device for a karaoke machine KR100199867B1 (en)

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Application Number Priority Date Filing Date Title
KR1019950032690A KR100199867B1 (en) 1995-09-29 1995-09-29 Automatic tone control device for a karaoke machine

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Application Number Priority Date Filing Date Title
KR1019950032690A KR100199867B1 (en) 1995-09-29 1995-09-29 Automatic tone control device for a karaoke machine

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KR970017452A true KR970017452A (en) 1997-04-30
KR100199867B1 KR100199867B1 (en) 1999-06-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100422702B1 (en) * 2001-07-05 2004-03-12 엘지전자 주식회사 Method and apparatus controlling audio output auto in an optical disk writer/reader

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100422702B1 (en) * 2001-07-05 2004-03-12 엘지전자 주식회사 Method and apparatus controlling audio output auto in an optical disk writer/reader

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Publication number Publication date
KR100199867B1 (en) 1999-06-15

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