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KR890010804A - 역전 음성 재생회로 - Google Patents

역전 음성 재생회로 Download PDF

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Publication number
KR890010804A
KR890010804A KR1019880016721A KR880016721A KR890010804A KR 890010804 A KR890010804 A KR 890010804A KR 1019880016721 A KR1019880016721 A KR 1019880016721A KR 880016721 A KR880016721 A KR 880016721A KR 890010804 A KR890010804 A KR 890010804A
Authority
KR
South Korea
Prior art keywords
address
read
memory
reproducing
audio signal
Prior art date
Application number
KR1019880016721A
Other languages
English (en)
Other versions
KR0125571B1 (ko
Inventor
다께시 아라이
Original Assignee
이우에 사또시
상요덴기 가부시기가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이우에 사또시, 상요덴기 가부시기가이샤 filed Critical 이우에 사또시
Publication of KR890010804A publication Critical patent/KR890010804A/ko
Application granted granted Critical
Publication of KR0125571B1 publication Critical patent/KR0125571B1/ko

Links

Classifications

    • 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
    • G11B20/02—Analogue recording or reproducing
    • 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
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • G11B15/1875—Driving of both record carrier and head adaptations for special effects or editing
    • 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
    • G11B27/005—Reproducing at a different information rate from the information rate of recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

내용 없음

Description

역전 음성 재생회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명 회로의 한 실시예를 도시한 회로 블럭도.
제2도는 본 발명 회로의 5배속 재생 모드의 동작 설명도.
제3도는 본 발명 회로의 2배속 재생 모드의 동작 설명도.

Claims (1)

  1. 음성신호를 기록해서 되는 기록매체를 기록시되는 역방향으로 주사해서 얻어지는 재생 음성신호를 메모리에 기억하고, 이 메모리에서 기억시와는 역방향으로 재생 음성신호를 소정 속도로 독출하는 음성 재생장치에 있어서, 상기 기록 매체를 기록시의 약 N(단 N은 자연수)배의 소도로 역방향 재생하는 재생수단, 재생 음성신호를 재생 상대속도에 비례하는 속도로 AD 변환하는 AD 변환수단, 이 AD 변환 데이타를 서입 어드레스에 따라서 서입하면서 독출 어드레스에 따라서 독출하는 메모리, 독출 어드레스에 따라서 일정한 속도로 독출하는 AD 변환 데이타를 DA 변환하는 DA 변환수단, 및 상기 AD 변환 데이타를 독출하기 위해 한 방향으로 변화하는 독출 어드레스를 상기 메모리에 공급함과 동시에, 상기 독출 어드레스의 N배 속도로 변환하는 어드레스 정보를 상기 독출 어드레스의 일순회 주기의 N/(N+1)배의 주기로 또한 이 일순회 주기의 1/(N+1)기간에만 서입 어드레스로서 상기 메모리에 공급하는 어드레스 발생수단을 각각 구비하고 있는 것을 특징으로 하는 역전 음성 재생회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880016721A 1987-12-16 1988-12-15 음성 재생회로 KR0125571B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62-319321 1987-12-16
JP62319321A JPH0664834B2 (ja) 1987-12-16 1987-12-16 逆転音声再生回路

Publications (2)

Publication Number Publication Date
KR890010804A true KR890010804A (ko) 1989-08-10
KR0125571B1 KR0125571B1 (ko) 1998-07-01

Family

ID=18108890

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880016721A KR0125571B1 (ko) 1987-12-16 1988-12-15 음성 재생회로

Country Status (6)

Country Link
US (1) US5010421A (ko)
EP (1) EP0324126B1 (ko)
JP (1) JPH0664834B2 (ko)
KR (1) KR0125571B1 (ko)
CA (1) CA1316259C (ko)
DE (1) DE3870435D1 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2624826B2 (ja) * 1989-03-31 1997-06-25 シャープ株式会社 音声信号再生装置
DE69030944T2 (de) * 1989-11-14 1998-02-05 Matsushita Electric Ind Co Ltd Bandwiedergabegerät
JP2843703B2 (ja) * 1992-01-24 1999-01-06 株式会社ケンウッド デジタル記録再生装置
JP2726233B2 (ja) * 1993-02-16 1998-03-11 エルジー電子株式会社 Ｖｃｒのダイジェスト再生装置
US5568329A (en) * 1993-09-17 1996-10-22 Victor Company Of Japan, Ltd. Audio signal processing apparatus for high speed or forward/reverse direction reproduction
JP3460291B2 (ja) * 1994-01-28 2003-10-27 ソニー株式会社 信号蓄積供給方法及び装置
US5572377A (en) * 1994-01-28 1996-11-05 Sony Corporation Pitch control apparatus for sound reproducing system
US6453394B2 (en) * 1997-10-03 2002-09-17 Matsushita Electric Industrial Co., Ltd. Memory interface device and memory address generation device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853803A (en) * 1985-12-27 1989-08-01 Canon Kabushiki Kaisha Multi-mode and multi-channel reproducing apparatus with channel change coordinated with mode change

Also Published As

Publication number Publication date
KR0125571B1 (ko) 1998-07-01
CA1316259C (en) 1993-04-13
JPH01159865A (ja) 1989-06-22
DE3870435D1 (de) 1992-05-27
EP0324126B1 (en) 1992-04-22
EP0324126A1 (en) 1989-07-19
JPH0664834B2 (ja) 1994-08-22
US5010421A (en) 1991-04-23

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