JPS60116666U - Tracking feed control device - Google Patents

Tracking feed control device

Info

Publication number
JPS60116666U
JPS60116666U JP20149683U JP20149683U JPS60116666U JP S60116666 U JPS60116666 U JP S60116666U JP 20149683 U JP20149683 U JP 20149683U JP 20149683 U JP20149683 U JP 20149683U JP S60116666 U JPS60116666 U JP S60116666U
Authority
JP
Japan
Prior art keywords
tracking
control device
reading unit
feed control
tracking feed
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
JP20149683U
Other languages
Japanese (ja)
Inventor
都澤　守彦
Original Assignee
アルパイン株式会社
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 アルパイン株式会社 filed Critical アルパイン株式会社
Priority to JP20149683U priority Critical patent/JPS60116666U/en
Publication of JPS60116666U publication Critical patent/JPS60116666U/en
Pending legal-status Critical Current

Links

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案にかかるトラッキング送り制御装置を含
むコンパクトディスクプレーヤの要部説明図、第２図は
本考案のトラッキング送り制御装置を構成するパルス幅
制御回路の回路図、第３図は一般的なピックアップの概
略説明図、第４図は本考案にかかるパルス幅制御回路の
各部波形図である。 １・・・コンパクトディスク、２・・・光ピツクアップ
、３・・・波形処理回路、４・・・制御ユニット、５・
・・ＣＬＶ回路、８・・・スピンドルモータ、９・・・
操作パネル、１１・・・スライダモータ、１２・・・合
成回路、１３・・・パルス幅制御回路、１４・・・位置
検出器。Fig. 1 is an explanatory diagram of the main parts of a compact disc player including a tracking feed control device according to the present invention, Fig. 2 is a circuit diagram of a pulse width control circuit constituting the tracking feed control device of the present invention, and Fig. 3 is a general diagram of a compact disc player including a tracking feed control device according to the present invention. FIG. 4 is a schematic explanatory diagram of a pickup according to the present invention, and FIG. 4 is a waveform diagram of each part of the pulse width control circuit according to the present invention. DESCRIPTION OF SYMBOLS 1... Compact disk, 2... Optical pickup, 3... Waveform processing circuit, 4... Control unit, 5...
...CLV circuit, 8... spindle motor, 9...
Operation panel, 11...Slider motor, 12...Composition circuit, 13...Pulse width control circuit, 14...Position detector.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）トラッキング送りパルスによりディスク上に記録
されている情報を光学的に読取る光学的読取ユニットを
移動させるトラッキング送り制御装置において、該光学
的読取ユニットのディスクに対する半径方向位置を検出
する位置検出器と、該読取ユニットの半径方向位置が内
周に近い程前記トラッキングパルスのパルス幅を大きく
するパルス幅制御回路とを具備することを特徴とするト
ラッキング送り制御装置。(1) In a tracking feed control device that moves an optical reading unit that optically reads information recorded on a disk using tracking feed pulses, a position detector that detects the radial position of the optical reading unit with respect to the disk. and a pulse width control circuit that increases the pulse width of the tracking pulse as the radial position of the reading unit approaches the inner circumference. （２）　　前記トラッキングパルスにより光学的読取ユ
ニットの対物レンズを移動させることを特徴とする実用
新案登録請求の範囲第（１）項記載のトラッキング送り
制御装置。゛(2) The tracking feed control device according to claim 1, wherein the objective lens of the optical reading unit is moved by the tracking pulse.゛
JP20149683U 1983-12-31 1983-12-31 Tracking feed control device Pending JPS60116666U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20149683U JPS60116666U (en) 1983-12-31 1983-12-31 Tracking feed control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20149683U JPS60116666U (en) 1983-12-31 1983-12-31 Tracking feed control device

Publications (1)

Publication Number Publication Date
JPS60116666U true JPS60116666U (en) 1985-08-07

Family

ID=30763342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20149683U Pending JPS60116666U (en) 1983-12-31 1983-12-31 Tracking feed control device

Country Status (1)

Country Link
JP (1) JPS60116666U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58212662A (en) * 1982-06-04 1983-12-10 Sony Corp Controlling circuit for information reading means

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58212662A (en) * 1982-06-04 1983-12-10 Sony Corp Controlling circuit for information reading means

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