JPS5888840A - 光学式情報再生装置におけるトラツキング信号検出装置 - Google Patents

光学式情報再生装置におけるトラツキング信号検出装置

Info

Publication number
JPS5888840A
JPS5888840A JP18799181A JP18799181A JPS5888840A JP S5888840 A JPS5888840 A JP S5888840A JP 18799181 A JP18799181 A JP 18799181A JP 18799181 A JP18799181 A JP 18799181A JP S5888840 A JPS5888840 A JP S5888840A
Authority
JP
Japan
Prior art keywords
output
tracking signal
sum
track
outputs
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
JP18799181A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0361254B2 (enExample
Inventor
Tsutomu Shibata
勉 芝田
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.)
Olympus Corp
Original Assignee
Olympus Corp
Olympus Optical 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 Olympus Corp, Olympus Optical Co Ltd filed Critical Olympus Corp
Priority to JP18799181A priority Critical patent/JPS5888840A/ja
Publication of JPS5888840A publication Critical patent/JPS5888840A/ja
Publication of JPH0361254B2 publication Critical patent/JPH0361254B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP18799181A 1981-11-24 1981-11-24 光学式情報再生装置におけるトラツキング信号検出装置 Granted JPS5888840A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18799181A JPS5888840A (ja) 1981-11-24 1981-11-24 光学式情報再生装置におけるトラツキング信号検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18799181A JPS5888840A (ja) 1981-11-24 1981-11-24 光学式情報再生装置におけるトラツキング信号検出装置

Publications (2)

Publication Number Publication Date
JPS5888840A true JPS5888840A (ja) 1983-05-27
JPH0361254B2 JPH0361254B2 (enExample) 1991-09-19

Family

ID=16215706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18799181A Granted JPS5888840A (ja) 1981-11-24 1981-11-24 光学式情報再生装置におけるトラツキング信号検出装置

Country Status (1)

Country Link
JP (1) JPS5888840A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0215431A (ja) * 1988-07-04 1990-01-19 Ricoh Co Ltd トラッキングエラー信号検出方法及び光情報記録媒体

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0215431A (ja) * 1988-07-04 1990-01-19 Ricoh Co Ltd トラッキングエラー信号検出方法及び光情報記録媒体

Also Published As

Publication number Publication date
JPH0361254B2 (enExample) 1991-09-19

Similar Documents

Publication Publication Date Title
US5537373A (en) Optical disk recording and reproducing apparatus with data recorded on wobbled grooves and lands
US4455632A (en) Apparatus for optically reading a record carrier with two types of information areas
US4751695A (en) Method and apparatus for tracking servo system
JPS59191144A (ja) 光ピツクアツプのトラツキングサ−ボ回路
JP2716569B2 (ja) 光学式情報読取り装置
KR940010946B1 (ko) 트래킹 제어장치
EP0776000B1 (en) Information reading system
US5504725A (en) Optical disk apparatus for reading and writing data on an optical disk having tracks formed by adjacent grooves and lands
EP1291855B1 (en) Disk reproducing device
JPS5888840A (ja) 光学式情報再生装置におけるトラツキング信号検出装置
JP2798245B2 (ja) 光ディスク装置
JPH05225580A (ja) 光ディスク装置
US20040170093A1 (en) Tracking servo operating method, tracking servo apparatus and optical disk device provided with same
US7050372B2 (en) Optical disk device configured to reliably reproduce address information
EP0508522A2 (en) Optical recording and/or reading apparatus
JP3985767B2 (ja) 光ディスク装置及び光ディスク再生方法
JPH09180199A (ja) 光ディスク装置
JP2796592B2 (ja) トラツキングエラー信号発生回路
JP3346534B2 (ja) 光ディスク装置
JPH09185825A (ja) 光ディスク装置
JPH067415B2 (ja) トラツク誤差検出方法
JP3254893B2 (ja) 光ディスク装置
JPH0834007B2 (ja) トラツキングエラ−信号生成装置
JPH09106576A (ja) 光ディスク装置
JPH09171621A (ja) 円盤状記録媒体