JPS55125516A - Memory control system - Google Patents

Memory control system

Info

Publication number
JPS55125516A
JPS55125516A JP3350779A JP3350779A JPS55125516A JP S55125516 A JPS55125516 A JP S55125516A JP 3350779 A JP3350779 A JP 3350779A JP 3350779 A JP3350779 A JP 3350779A JP S55125516 A JPS55125516 A JP S55125516A
Authority
JP
Japan
Prior art keywords
clock
track
recording
reproduction
case
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.)
Pending
Application number
JP3350779A
Other languages
English (en)
Inventor
Keiji Hasegawa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP3350779A priority Critical patent/JPS55125516A/ja
Priority to US06/130,899 priority patent/US4357635A/en
Publication of JPS55125516A publication Critical patent/JPS55125516A/ja
Pending legal-status Critical Current

Links

JP3350779A 1979-03-20 1979-03-20 Memory control system Pending JPS55125516A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP3350779A JPS55125516A (en) 1979-03-20 1979-03-20 Memory control system
US06/130,899 US4357635A (en) 1979-03-20 1980-03-17 Disc memory apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3350779A JPS55125516A (en) 1979-03-20 1979-03-20 Memory control system

Publications (1)

Publication Number Publication Date
JPS55125516A true JPS55125516A (en) 1980-09-27

Family

ID=12388449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3350779A Pending JPS55125516A (en) 1979-03-20 1979-03-20 Memory control system

Country Status (1)

Country Link
JP (1) JPS55125516A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57208639A (en) * 1981-06-18 1982-12-21 Toshiba Corp Recording method of disk
JPS5819713A (ja) * 1981-07-29 1983-02-04 Olympus Optical Co Ltd デイスク上の読み出しデ−タ長等価方式
JPS6040570A (ja) * 1983-08-12 1985-03-02 Hitachi Ltd デ−タ記録再生装置
JPS62119772A (ja) * 1985-11-20 1987-06-01 Nippon Columbia Co Ltd デイスク再生装置
US4918677A (en) * 1985-01-23 1990-04-17 Canon Kabushiki Kaisha Information recording/reproducing apparatus including a plurality of recording or reproducing rates
JPH02210670A (ja) * 1989-11-17 1990-08-22 Toshiba Corp 光ディスク装置
JPH04121024U (ja) * 1992-01-23 1992-10-29 株式会社東芝 光デイスク装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169614A (ja) * 1974-12-13 1976-06-16 Fujitsu Ltd Kiokuseigyohoshiki

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169614A (ja) * 1974-12-13 1976-06-16 Fujitsu Ltd Kiokuseigyohoshiki

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57208639A (en) * 1981-06-18 1982-12-21 Toshiba Corp Recording method of disk
JPS5819713A (ja) * 1981-07-29 1983-02-04 Olympus Optical Co Ltd デイスク上の読み出しデ−タ長等価方式
JPS6040570A (ja) * 1983-08-12 1985-03-02 Hitachi Ltd デ−タ記録再生装置
US4918677A (en) * 1985-01-23 1990-04-17 Canon Kabushiki Kaisha Information recording/reproducing apparatus including a plurality of recording or reproducing rates
JPS62119772A (ja) * 1985-11-20 1987-06-01 Nippon Columbia Co Ltd デイスク再生装置
JPH02210670A (ja) * 1989-11-17 1990-08-22 Toshiba Corp 光ディスク装置
JPH04121024U (ja) * 1992-01-23 1992-10-29 株式会社東芝 光デイスク装置

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