DE3370219D1 - Digital data detecting apparatus - Google Patents

Digital data detecting apparatus

Info

Publication number
DE3370219D1
DE3370219D1 DE8383307039T DE3370219T DE3370219D1 DE 3370219 D1 DE3370219 D1 DE 3370219D1 DE 8383307039 T DE8383307039 T DE 8383307039T DE 3370219 T DE3370219 T DE 3370219T DE 3370219 D1 DE3370219 D1 DE 3370219D1
Authority
DE
Germany
Prior art keywords
digital signal
data detecting
detecting apparatus
digital data
responsive
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8383307039T
Other languages
English (en)
Inventor
Junkichi Patent Divisio Sugita
Hiroaki Patent Division Yada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3370219D1 publication Critical patent/DE3370219D1/de
Expired legal-status Critical Current

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
    • G11B20/10—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
    • G11B20/10—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
DE8383307039T 1982-11-17 1983-11-17 Digital data detecting apparatus Expired DE3370219D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57201659A JPS5992410A (ja) 1982-11-17 1982-11-17 デ−タ検出装置

Publications (1)

Publication Number Publication Date
DE3370219D1 true DE3370219D1 (en) 1987-04-16

Family

ID=16444759

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383307039T Expired DE3370219D1 (en) 1982-11-17 1983-11-17 Digital data detecting apparatus

Country Status (6)

Country Link
US (1) US4543531A (de)
EP (1) EP0109837B1 (de)
JP (1) JPS5992410A (de)
AT (1) ATE25886T1 (de)
CA (1) CA1214264A (de)
DE (1) DE3370219D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8303563A (nl) * 1983-10-17 1985-05-17 Philips Nv Inrichting voor het weergeven van digitale informatie via een overdrachtsmedium.
US4653072A (en) * 1984-06-28 1987-03-24 Westinghouse Electric Corp. Low error rate digital demodulator
US4812987A (en) * 1984-11-06 1989-03-14 Sharp Kabushiki Kaisha Wave shaping circuit
JPS61222072A (ja) * 1985-03-26 1986-10-02 Sharp Corp デイジタル磁気記録再生装置
JPS61276174A (ja) * 1985-05-30 1986-12-06 Sony Corp デ−タ検出装置
JPH0619912B2 (ja) * 1985-06-18 1994-03-16 シャープ株式会社 デジタル磁気記録再生装置
NL8600889A (nl) * 1986-04-09 1987-11-02 Philips Nv Inrichting voor het terugwinnen van kanaalklokinformatie bij synchrone informatietransmissie en een inrichting voor het terugwinnen van de informatie voorzien van een dergelijke inrichting.
US4756011A (en) * 1986-12-24 1988-07-05 Bell Communications Research, Inc. Digital phase aligner
JPH069106B2 (ja) * 1987-07-22 1994-02-02 シャープ株式会社 ディジタルデ−タ検出器
JPH01175321A (ja) * 1987-12-28 1989-07-11 Sony Corp Ｐｌｌ回路
US4912729A (en) * 1988-05-16 1990-03-27 U.S. Philips Corporation Phase-locked-loop circuit and bit detection arrangement comprising such a phase-locked-loop circuit
JPH01296733A (ja) * 1988-05-25 1989-11-30 Toshiba Corp ディジタル形位相同期回路
JPH01317274A (ja) * 1988-06-17 1989-12-21 Victor Co Of Japan Ltd デジタル信号再生装置
JPH0760569B2 (ja) * 1989-05-30 1995-06-28 パイオニア株式会社 記録データ復調回路
US4995106A (en) * 1989-08-24 1991-02-19 Ampex Corporation Fast decision feedback decoder for digital data
US5097486A (en) * 1990-07-31 1992-03-17 Ampex Corporation Pipelined decision feedback decoder
US5265125A (en) * 1990-11-16 1993-11-23 Matsushita Electric Industrial Co., Ltd. Signal detection apparatus for detecting digital information from PCM signal
JPH05120813A (ja) * 1991-10-25 1993-05-18 Sony Corp 位相ロツクループ回路
DE69523102T2 (de) * 1994-07-19 2002-05-02 Canon Kk Bearbeitungsvorrichtung für digitales Signal
JPH0983588A (ja) * 1995-09-18 1997-03-28 Mitsubishi Electric Corp 復調器及び変復調システム及び復調方法
FR2801149B1 (fr) * 1999-10-28 2002-02-01 St Microelectronics Sa Dispositif electronique de calcul du dephasage mutuel de deux signaux incidents echantillonnes
CN104485117B (zh) * 2014-12-16 2020-12-25 福建星网视易信息系统有限公司 一种录音设备检测的方法及其系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087628A (en) * 1975-06-27 1978-05-02 E-Systems, Inc. Carrier lock detector
US4216460A (en) * 1977-07-14 1980-08-05 Independent Broadcasting Authority Transmission and/or recording of digital signals
EP0023783A1 (de) * 1979-07-19 1981-02-11 Exxon Research And Engineering Company Schaltungsanordnung zur Wiedergewinnung von Daten
JPS5665313A (en) * 1979-10-29 1981-06-03 Sony Corp Data converting circuit
CA1161946A (en) * 1980-07-26 1984-02-07 Sony Corporation Method and apparatus for recording digitized information on a record medium
US4371975A (en) * 1981-02-25 1983-02-01 Rockwell International Corporation Sampling NRZ data phase detector
JPS57183609A (en) * 1981-05-07 1982-11-12 Victor Co Of Japan Ltd Magnetic recording system of digital signal
JPS58139313A (ja) * 1982-02-10 1983-08-18 Victor Co Of Japan Ltd デイジタル磁気記録再生装置

Also Published As

Publication number Publication date
JPH0551982B2 (de) 1993-08-04
EP0109837A1 (de) 1984-05-30
ATE25886T1 (de) 1987-03-15
EP0109837B1 (de) 1987-03-11
JPS5992410A (ja) 1984-05-28
US4543531A (en) 1985-09-24
CA1214264A (en) 1986-11-18

Similar Documents

Publication Publication Date Title
DE3370219D1 (en) Digital data detecting apparatus
DE3373856D1 (en) Direct digital to digital sampling rate conversion method and apparatus
JPS57115015A (en) Method and device for converting input sampled sequence into output sampled sequence
IL74250A (en) Counting apparatus and method for sampling the frequency of an input signal
ES8800542A1 (es) Aparato para decodificar una informacion numerica de codigo nrzi
JPS5574467A (en) Method of eliminating noise from known frequency
JPS57124954A (en) Data playback circuit
JPS5513506A (en) Information signal transmission system
JPS53136424A (en) Correlative processing system for picture signal
JPS54156448A (en) Device for generating 2n step digital signal from n binary signals of very high bit speed
JPS57104388A (en) Information recording medium regeneration device
SG43091G (en) Simultaneous digitizing apparatus for an acoustic tool
JPS52118593A (en) Data collector of transmission line
JPS5750313A (en) Synchronizing circuit of digital signal reproducer
JPS5544649A (en) Input control unit
JPS5776956A (en) Signal system for digital interface
ES8501909A1 (es) Detector diferencial de presion acustica
FR2523790B1 (fr) Dispositif et appareil de saisie selective de signaux notamment de television en vue de leur caracterisation par un calculateur numerique
JPS5288010A (en) Recording level setting apparatus for fm signal
JPS57106284A (en) Extracting circuit for synchronizing signal
JPS57150113A (en) Muting device
JPS57199359A (en) Serial data processing device
JPS543406A (en) Data receiving system
JPS5333564A (en) Waveform sampling system
GB1532103A (en) Method and apparatus for translating multiple frequency signalling

Legal Events

Date Code Title Description
8364 No opposition during term of opposition