JPS5990448A - 復調方式 - Google Patents

復調方式

Info

Publication number
JPS5990448A
JPS5990448A JP20064282A JP20064282A JPS5990448A JP S5990448 A JPS5990448 A JP S5990448A JP 20064282 A JP20064282 A JP 20064282A JP 20064282 A JP20064282 A JP 20064282A JP S5990448 A JPS5990448 A JP S5990448A
Authority
JP
Japan
Prior art keywords
data
signal
demodulation method
pulse
interval
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
JP20064282A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0347617B2 (enrdf_load_stackoverflow
Inventor
Tomohisa Yoshimaru
朝久 吉丸
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP20064282A priority Critical patent/JPS5990448A/ja
Publication of JPS5990448A publication Critical patent/JPS5990448A/ja
Publication of JPH0347617B2 publication Critical patent/JPH0347617B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Dc Digital Transmission (AREA)
JP20064282A 1982-11-16 1982-11-16 復調方式 Granted JPS5990448A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20064282A JPS5990448A (ja) 1982-11-16 1982-11-16 復調方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20064282A JPS5990448A (ja) 1982-11-16 1982-11-16 復調方式

Publications (2)

Publication Number Publication Date
JPS5990448A true JPS5990448A (ja) 1984-05-24
JPH0347617B2 JPH0347617B2 (enrdf_load_stackoverflow) 1991-07-19

Family

ID=16427783

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20064282A Granted JPS5990448A (ja) 1982-11-16 1982-11-16 復調方式

Country Status (1)

Country Link
JP (1) JPS5990448A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997016889A1 (en) * 1995-10-30 1997-05-09 Smk Corporation Pulse modulating method, pulse modulator, and pulse demodulator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137103A (en) * 1977-05-07 1978-11-30 Gen Corp Method of modulating digital signal
JPS55146623A (en) * 1980-04-14 1980-11-15 Sanyo Electric Co Ltd Demodulating circuit for self-clocking information signal
JPS5765947A (en) * 1980-10-13 1982-04-21 Hitachi Ltd Mfm reproducing circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137103A (en) * 1977-05-07 1978-11-30 Gen Corp Method of modulating digital signal
JPS55146623A (en) * 1980-04-14 1980-11-15 Sanyo Electric Co Ltd Demodulating circuit for self-clocking information signal
JPS5765947A (en) * 1980-10-13 1982-04-21 Hitachi Ltd Mfm reproducing circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997016889A1 (en) * 1995-10-30 1997-05-09 Smk Corporation Pulse modulating method, pulse modulator, and pulse demodulator

Also Published As

Publication number Publication date
JPH0347617B2 (enrdf_load_stackoverflow) 1991-07-19

Similar Documents

Publication Publication Date Title
US5978958A (en) Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code
EP0763283B1 (en) Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code
US5956306A (en) Recording medium, signal recording apparatus thereof and signal reproducing apparatus thereof
JPS5990448A (ja) 復調方式
EP1114418B1 (en) Device for scanning an information carrier, method of manufacturing, and information carrier
KR100307126B1 (ko) 광 디스크 장치
JPS60258766A (ja) 光情報記録再生装置
JP3708619B2 (ja) 消失フラグを用いたエラー訂正システム
JPS60201571A (ja) 情報記録再生方式
JP2810919B2 (ja) セクタ・マークの記録方法
JP2882611B2 (ja) 追記型光学式記録再生装置
JPS5990449A (ja) 復調方式
JPH09265736A (ja) 情報処理装置
JPH0244581A (ja) 光磁気記録装置のバイト同期回路
JPH02230565A (ja) データ再生装置
JPH08306134A (ja) ２値化信号補正回路
JPS6363172A (ja) デ−タ再生方式
HK1013529B (en) Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code
HK1039675B (en) Device for scanning an information carrier, method of manufacturing, and information carrier
JPS6355786A (ja) 光学的情報記録媒体
JPH03144968A (ja) 光情報記録再生方法
JPS6280870A (ja) 磁気記録方式
JPS6130343B2 (enrdf_load_stackoverflow)
JPH0294114A (ja) 消去マークの記録検出装置
JPS6117272A (ja) 光デイスク装置