JPS5992410A - デ−タ検出装置 - Google Patents

デ−タ検出装置

Info

Publication number
JPS5992410A
JPS5992410A JP57201659A JP20165982A JPS5992410A JP S5992410 A JPS5992410 A JP S5992410A JP 57201659 A JP57201659 A JP 57201659A JP 20165982 A JP20165982 A JP 20165982A JP S5992410 A JPS5992410 A JP S5992410A
Authority
JP
Japan
Prior art keywords
point
data
signal
output
data detection
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.)
Granted
Application number
JP57201659A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0551982B2 (enExample
Inventor
Junkichi Sugita
杉田　順吉
Hiroaki Yada
矢田　博昭
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
Priority to JP57201659A priority Critical patent/JPS5992410A/ja
Priority to CA000440730A priority patent/CA1214264A/en
Priority to US06/552,118 priority patent/US4543531A/en
Priority to DE8383307039T priority patent/DE3370219D1/de
Priority to EP83307039A priority patent/EP0109837B1/en
Priority to AT83307039T priority patent/ATE25886T1/de
Publication of JPS5992410A publication Critical patent/JPS5992410A/ja
Publication of JPH0551982B2 publication Critical patent/JPH0551982B2/ja
Granted 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)
JP57201659A 1982-11-17 1982-11-17 デ−タ検出装置 Granted JPS5992410A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP57201659A JPS5992410A (ja) 1982-11-17 1982-11-17 デ−タ検出装置
CA000440730A CA1214264A (en) 1982-11-17 1983-11-08 Digital data detecting apparatus
US06/552,118 US4543531A (en) 1982-11-17 1983-11-16 Digital data detecting apparatus
DE8383307039T DE3370219D1 (en) 1982-11-17 1983-11-17 Digital data detecting apparatus
EP83307039A EP0109837B1 (en) 1982-11-17 1983-11-17 Digital data detecting apparatus
AT83307039T ATE25886T1 (de) 1982-11-17 1983-11-17 Detektionsgeraet fuer digitale daten.

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 (2)

Publication Number Publication Date
JPS5992410A true JPS5992410A (ja) 1984-05-28
JPH0551982B2 JPH0551982B2 (enExample) 1993-08-04

Family

ID=16444759

Family Applications (1)

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

Country Status (6)

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

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61276174A (ja) * 1985-05-30 1986-12-06 Sony Corp デ−タ検出装置
JPH01175321A (ja) * 1987-12-28 1989-07-11 Sony Corp Ｐｌｌ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
US4906941A (en) * 1988-05-25 1990-03-06 Kabushiki Kaisha Toshiba Digital phase locked loop circuit
US4910517A (en) * 1987-07-22 1990-03-20 Sharp Kabushiki Kaisha Digital data detector
JPH031371A (ja) * 1989-05-30 1991-01-08 Pioneer Electron Corp 記録データ復調回路
US6118606A (en) * 1994-07-19 2000-09-12 Canon Kabushiki Kaisha Apparatus for generating a signal whose phase is synchronized with an inputted digital signal

Families Citing this family (15)

* 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
DE3577248D1 (de) * 1984-11-06 1990-05-23 Sharp Kk Impulsformerschaltung.
JPS61222072A (ja) * 1985-03-26 1986-10-02 Sharp Corp デイジタル磁気記録再生装置
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
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
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
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
NL7807503A (nl) * 1977-07-14 1979-01-16 Indep Broadcasting Authority Transmissie en/of registratie van digitale signalen.
EP0023783A1 (en) * 1979-07-19 1981-02-11 Exxon Research And Engineering Company Data recovery circuit
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

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61276174A (ja) * 1985-05-30 1986-12-06 Sony Corp デ−タ検出装置
US4910517A (en) * 1987-07-22 1990-03-20 Sharp Kabushiki Kaisha Digital data detector
JPH01175321A (ja) * 1987-12-28 1989-07-11 Sony Corp Ｐｌｌ回路
US4906941A (en) * 1988-05-25 1990-03-06 Kabushiki Kaisha Toshiba Digital phase locked loop circuit
JPH01317274A (ja) * 1988-06-17 1989-12-21 Victor Co Of Japan Ltd デジタル信号再生装置
JPH031371A (ja) * 1989-05-30 1991-01-08 Pioneer Electron Corp 記録データ復調回路
US6118606A (en) * 1994-07-19 2000-09-12 Canon Kabushiki Kaisha Apparatus for generating a signal whose phase is synchronized with an inputted digital signal

Also Published As

Publication number Publication date
US4543531A (en) 1985-09-24
CA1214264A (en) 1986-11-18
EP0109837B1 (en) 1987-03-11
ATE25886T1 (de) 1987-03-15
JPH0551982B2 (enExample) 1993-08-04
EP0109837A1 (en) 1984-05-30
DE3370219D1 (en) 1987-04-16

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