JPS61113168A - デイジタル磁気記録再生方式 - Google Patents

デイジタル磁気記録再生方式

Info

Publication number
JPS61113168A
JPS61113168A JP23426384A JP23426384A JPS61113168A JP S61113168 A JPS61113168 A JP S61113168A JP 23426384 A JP23426384 A JP 23426384A JP 23426384 A JP23426384 A JP 23426384A JP S61113168 A JPS61113168 A JP S61113168A
Authority
JP
Japan
Prior art keywords
dsvn
reproduction
data
dsv
polarity
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
JP23426384A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0560188B2 (enrdf_load_html_response
Inventor
Chiaki Yamawaki
千明 山脇
Taizo Sasada
泰三 笹田
Tetsuo Iwaki
哲男 岩木
Katsufumi Koyanagi
小柳　克文
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP23426384A priority Critical patent/JPS61113168A/ja
Priority to US06/795,231 priority patent/US4812987A/en
Priority to DE8585114095T priority patent/DE3577248D1/de
Priority to EP85114095A priority patent/EP0180971B1/en
Priority to CA000494669A priority patent/CA1262284A/en
Publication of JPS61113168A publication Critical patent/JPS61113168A/ja
Publication of JPH0560188B2 publication Critical patent/JPH0560188B2/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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP23426384A 1984-11-06 1984-11-06 デイジタル磁気記録再生方式 Granted JPS61113168A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP23426384A JPS61113168A (ja) 1984-11-06 1984-11-06 デイジタル磁気記録再生方式
US06/795,231 US4812987A (en) 1984-11-06 1985-11-05 Wave shaping circuit
DE8585114095T DE3577248D1 (de) 1984-11-06 1985-11-05 Impulsformerschaltung.
EP85114095A EP0180971B1 (en) 1984-11-06 1985-11-05 Wave shaping circuit
CA000494669A CA1262284A (en) 1984-11-06 1985-11-06 Wave shaping circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23426384A JPS61113168A (ja) 1984-11-06 1984-11-06 デイジタル磁気記録再生方式

Publications (2)

Publication Number Publication Date
JPS61113168A true JPS61113168A (ja) 1986-05-31
JPH0560188B2 JPH0560188B2 (enrdf_load_html_response) 1993-09-01

Family

ID=16968227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23426384A Granted JPS61113168A (ja) 1984-11-06 1984-11-06 デイジタル磁気記録再生方式

Country Status (1)

Country Link
JP (1) JPS61113168A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPH0560188B2 (enrdf_load_html_response) 1993-09-01

Similar Documents

Publication Publication Date Title
KR850001946B1 (ko) 디지탈 파형 정형회로
JPH0551982B2 (enrdf_load_html_response)
JPH06295540A (ja) ディジタル信号検出回路
JPH01296733A (ja) ディジタル形位相同期回路
JPS61113168A (ja) デイジタル磁気記録再生方式
JP2548989B2 (ja) デジタル記録再生装置
US5576842A (en) Data detection method and apparatus therefor for use in a digital recording/reproduction system
JP2661064B2 (ja) データ再生装置
JPH08147892A (ja) デジタル信号再生装置
JPS6292169A (ja) ディジタル磁気記録再生方式
JP3818031B2 (ja) 記録情報再生装置
JPS63285774A (ja) 信号２値化回路
JPH0132479Y2 (enrdf_load_html_response)
JPH03113775A (ja) 信号再生装置
JPS6340385B2 (enrdf_load_html_response)
JP2805643B2 (ja) 信号再生装置
JPS60165831A (ja) Ｐｃｍ方式再生装置
JPH0793909A (ja) 位相検出回路
JPS61190756A (ja) デイジタル信号再生装置のデ−タ検出装置
JPS6220442A (ja) デイジタル位相同期回路
JPS63104204A (ja) フレキシブルデイスク装置のサドルによるエラ−の防止回路
JPS6379279A (ja) デイジタルオ−デイオ再生装置
JPH02252174A (ja) デジタル信号検出回路
JPH10172203A (ja) 再生装置
JPH05109005A (ja) 情報記憶装置の書込補償方式