JPS58155532A - 光ピツクアツプのトラツキングサ−ボ信号検出方法 - Google Patents

光ピツクアツプのトラツキングサ−ボ信号検出方法

Info

Publication number
JPS58155532A
JPS58155532A JP3850882A JP3850882A JPS58155532A JP S58155532 A JPS58155532 A JP S58155532A JP 3850882 A JP3850882 A JP 3850882A JP 3850882 A JP3850882 A JP 3850882A JP S58155532 A JPS58155532 A JP S58155532A
Authority
JP
Japan
Prior art keywords
error signal
tracking error
signal
tracking
detection circuit
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
JP3850882A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02775B2 (enrdf_load_stackoverflow
Inventor
Tsutomu Matsui
勉 松井
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.)
Akai Electric Co Ltd
Original Assignee
Akai Electric 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 Akai Electric Co Ltd filed Critical Akai Electric Co Ltd
Priority to JP3850882A priority Critical patent/JPS58155532A/ja
Publication of JPS58155532A publication Critical patent/JPS58155532A/ja
Publication of JPH02775B2 publication Critical patent/JPH02775B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP3850882A 1982-03-11 1982-03-11 光ピツクアツプのトラツキングサ−ボ信号検出方法 Granted JPS58155532A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3850882A JPS58155532A (ja) 1982-03-11 1982-03-11 光ピツクアツプのトラツキングサ−ボ信号検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3850882A JPS58155532A (ja) 1982-03-11 1982-03-11 光ピツクアツプのトラツキングサ−ボ信号検出方法

Publications (2)

Publication Number Publication Date
JPS58155532A true JPS58155532A (ja) 1983-09-16
JPH02775B2 JPH02775B2 (enrdf_load_stackoverflow) 1990-01-09

Family

ID=12527205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3850882A Granted JPS58155532A (ja) 1982-03-11 1982-03-11 光ピツクアツプのトラツキングサ−ボ信号検出方法

Country Status (1)

Country Link
JP (1) JPS58155532A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0474482U (enrdf_load_stackoverflow) * 1990-11-09 1992-06-30

Also Published As

Publication number Publication date
JPH02775B2 (enrdf_load_stackoverflow) 1990-01-09

Similar Documents

Publication Publication Date Title
US4293944A (en) Information play-back apparatus with astigmatic auto-focusing
JPH02230517A (ja) 光ヘッド
US4888752A (en) Focusing and tracking servo system for controlling the projection of an optical beam on an optical disk
JPS6374125A (ja) 光学式ピツクアツプ装置
JPH05334706A (ja) 光学式記録情報再生装置
JPS58155532A (ja) 光ピツクアツプのトラツキングサ−ボ信号検出方法
JPH0612725A (ja) 光ピックアップ
JP2003217142A (ja) 光ディスクフォーカスエラー検出方法および光ディスク装置
JPS6215865Y2 (enrdf_load_stackoverflow)
JPH1055552A (ja) 光ピックアップ装置
US7369479B2 (en) Optical miniaturized module, optical pickup device, and optical disk device provided with light source and photodetector
JPH05325234A (ja) 光ディスクプレーヤのトラッキング装置
KR100243139B1 (ko) 광픽업장치
JPS58155533A (ja) 光ピツクアツプのトラツキングサ−ボ信号検出方法
JPS6142743A (ja) 光学的情報読取装置
JP2762708B2 (ja) 光学ヘッド
JP3346534B2 (ja) 光ディスク装置
JPS58161151A (ja) 光ピツクアツプのトラツキングサ−ボ信号検出方法
JPS6113447A (ja) トラツキング誤差検出装置
JPH01241031A (ja) 光学的情報処理装置
JPH03203843A (ja) 光磁気ディスクの自動追跡方法
JP2001266385A (ja) チルト検出方法およびこれを用いた光ディスク装置
JPH05144050A (ja) 光デイスクプレーヤのトラツキング装置
JPH05325232A (ja) 光ディスクプレーヤのトラッキング装置
JPH05325233A (ja) 光ディスクプレーヤのトラッキング装置