KR920005111A - Vtr - Google Patents

Vtr Download PDF

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Publication number
KR920005111A
KR920005111A KR1019910014624A KR910014624A KR920005111A KR 920005111 A KR920005111 A KR 920005111A KR 1019910014624 A KR1019910014624 A KR 1019910014624A KR 910014624 A KR910014624 A KR 910014624A KR 920005111 A KR920005111 A KR 920005111A
Authority
KR
South Korea
Prior art keywords
audio signal
pcm audio
pcm
processing
signal
Prior art date
Application number
KR1019910014624A
Other languages
English (en)
Other versions
KR100265445B1 (ko
Inventor
다까오 다까하시
노보루 무바라야시
Original Assignee
오오가 노리오
소니 가부시끼 가이샤
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 오오가 노리오, 소니 가부시끼 가이샤 filed Critical 오오가 노리오
Publication of KR920005111A publication Critical patent/KR920005111A/ko
Application granted granted Critical
Publication of KR100265445B1 publication Critical patent/KR100265445B1/ko

Links

Classifications

    • 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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital 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
    • G11B20/00007—Time or data compression or expansion
    • 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
    • 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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/928—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the sound signal being pulse code modulated and recorded in time division multiplex with the modulated video signal

Landscapes

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

Abstract

내용 없음

Description

VTR
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 한 예를 도시하는 계통도.
제3도는 본 발명의 동작을 도시하는 흐름도.
제4도는 본 발명의 다른 예의 계통도.

Claims (2)

  1. 음성신호에서 코드화된 PCM 음성신호와, 비디오 신호가 기록된 자기 테이프에서 상기 PCM 음성 신호 및 상기 비디오 신호를 재생하고, 이 재생된 PCM 음성신호에서 상기 음성신호를 해독하도록 한 VTR에 있어서, 상기 재생한 PCM 음성신호를 서로 상이한 조건 내지 산법으로 처리하는 복수의 처리회로와, 이들 복수의 처리회로의 처리 결과 중에서 최량의 착오율의 PCM 신호를 검출하는 검출회로와, 이 검출회로의 검출 출력에 기준해서 상기 복수의 처리 회로의 처리 결과중, 최량의 착오율의 PCM 음성신호를 선택하는 선택회로와, 이 선택회로의 선택한 PCM 음성신호에서 상기 원래의 음성신호를 해동하는 회로를 갖는 VTR.
  2. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910014624A 1990-08-28 1991-08-23 디지탈 신호 재생 장치 KR100265445B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22575690A JP3282180B2 (ja) 1990-08-28 1990-08-28 磁気記録再生装置
JP225756 1990-08-28

Publications (2)

Publication Number Publication Date
KR920005111A true KR920005111A (ko) 1992-03-28
KR100265445B1 KR100265445B1 (ko) 2000-09-15

Family

ID=16834331

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910014624A KR100265445B1 (ko) 1990-08-28 1991-08-23 디지탈 신호 재생 장치

Country Status (6)

Country Link
US (1) US5299070A (ko)
EP (1) EP0473417B1 (ko)
JP (1) JP3282180B2 (ko)
KR (1) KR100265445B1 (ko)
CA (1) CA2049905C (ko)
DE (1) DE69123901T2 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4006426C2 (de) * 1990-03-01 1993-11-18 Siemens Nixdorf Inf Syst Verfahren zum Auswerten binärer Informationen einer Magnetspeicherkarte
CA2073804C (en) * 1991-07-15 1998-12-22 Chikashi Inokuchi Optical information recording and reproducing apparatus and recording medium
JP3290728B2 (ja) * 1992-12-28 2002-06-10 パイオニア株式会社 記録情報再生装置
CA2116736C (en) * 1993-03-05 1999-08-10 Edward M. Roney, Iv Decoder selection
US5430743A (en) * 1993-06-29 1995-07-04 Motorola, Inc. Method and apparatus for recovering data in a radio communication system
KR970010637B1 (ko) * 1994-04-27 1997-06-28 삼성전자 주식회사 에러율을 이용한 디스크 구동 기록매체의 리드채널 최적화방법
US5557482A (en) * 1994-12-19 1996-09-17 International Business Machines Corporation Multipath channel apparatus and method for data storage devices and communications systems wherein a data path is selected based on errors
JP3483064B2 (ja) * 1995-04-20 2004-01-06 富士通株式会社 再生装置
US6625777B1 (en) * 1999-10-19 2003-09-23 Motorola, Inc. Method of identifying an improved configuration for a communication system using coding gain and an apparatus therefor
JP4481266B2 (ja) * 2006-03-30 2010-06-16 日本電信電話株式会社 受信回路および伝送システム
JP5213799B2 (ja) * 2009-06-05 2013-06-19 日本電信電話株式会社 受信装置および受信信号の等化方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6057784B2 (ja) * 1979-04-17 1985-12-17 松下電送株式会社 位相パルス信号再生方法
US4672637A (en) * 1985-07-31 1987-06-09 Halpern Peter H Adaptive bit synchronizer
JPH0770157B2 (ja) * 1986-07-23 1995-07-31 日立電子株式会社 自動等化・調相方法
JPH0740332B2 (ja) * 1986-10-11 1995-05-01 ソニー株式会社 デ−タ再生装置
JPS6459672A (en) * 1987-08-31 1989-03-07 Canon Kk Regenerative signal processing circuit
JP2661062B2 (ja) * 1987-09-21 1997-10-08 ソニー株式会社 データ再生装置
US4951283A (en) * 1988-07-08 1990-08-21 Genrad, Inc. Method and apparatus for identifying defective bus devices
JPH0687540B2 (ja) * 1988-11-10 1994-11-02 日本電気株式会社 復調装置

Also Published As

Publication number Publication date
EP0473417B1 (en) 1997-01-02
CA2049905C (en) 2000-11-28
EP0473417A3 (en) 1992-10-21
US5299070A (en) 1994-03-29
DE69123901D1 (de) 1997-02-13
DE69123901T2 (de) 1997-04-30
CA2049905A1 (en) 1992-03-01
JP3282180B2 (ja) 2002-05-13
JPH04106765A (ja) 1992-04-08
KR100265445B1 (ko) 2000-09-15
EP0473417A2 (en) 1992-03-04

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