JPS5978572U - Information reading device with reading operation interruption mode - Google Patents
Information reading device with reading operation interruption modeInfo
- Publication number
- JPS5978572U JPS5978572U JP17217182U JP17217182U JPS5978572U JP S5978572 U JPS5978572 U JP S5978572U JP 17217182 U JP17217182 U JP 17217182U JP 17217182 U JP17217182 U JP 17217182U JP S5978572 U JPS5978572 U JP S5978572U
- Authority
- JP
- Japan
- Prior art keywords
- control signal
- reading
- reading device
- mode
- interruption mode
- 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
Links
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
- Rotational Drive Of Disk (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は、本考案の一実施例を示すブロック図、第2図
は、本考案の他の実施例を示すブロック図である。′
主要部分の符号の説明、1・・・ピックアップ装置、2
・・・フォーカスサーボアンプ、・3,17・・・切換
スインチ回路、4・・・電圧発生回路、5・・・制御信
号発生回路、6・・・指令発生回路、7・・・フオニカ
スモータ、8・・・トラッキングサーボアンプ、9・・
・トラフ −キングミラー駆動コイル、10・・
・ピックアップ移動アンプ、11・・・ピックアップ移
動モータ、12・・・映像復調回路、13・・・同期分
離回路、14・−・周波数位相比較器、15・・・基準
発振器、16.18・・・サーボアンプ、19・・・再
生位置検出回路、20・・・速度検出回路、21・・・
スピンドルモータ、22・・・フォーカスロック検出器
。FIG. 1 is a block diagram showing one embodiment of the present invention, and FIG. 2 is a block diagram showing another embodiment of the present invention. ' Explanation of symbols of main parts, 1...Pickup device, 2
... Focus servo amplifier, 3, 17... Switching switch circuit, 4... Voltage generation circuit, 5... Control signal generation circuit, 6... Command generation circuit, 7... Phonics motor, 8 ...Tracking servo amplifier, 9...
・Trough-king mirror drive coil, 10...
- Pickup moving amplifier, 11... Pickup moving motor, 12... Video demodulation circuit, 13... Synchronization separation circuit, 14... Frequency phase comparator, 15... Reference oscillator, 16.18...・Servo amplifier, 19... Reproduction position detection circuit, 20... Speed detection circuit, 21...
Spindle motor, 22...Focus lock detector.
Claims (1)
取る動作を一時的に中断するモードを有す2情報読取装
置であって、読取動作中断指令が発せられてから読取動
作再開指令が発せられるまで中断モード制御信号を発生
する制御信号発生手段と、前記中段モード制御信号が存
在するとき前記ディスクの回転速度が前記中断モード制
御信号の発生時における前記ディスクの回転速度にほぼ
等しくなるように前記ディスクを駆動するディスク駆動
手段と、前記中断モード制御信号が存在するとき前記デ
ィスクの半径方向における前記ピックアップの位置の制
御を停止するピックアップ位置制御手段とを含むことを
特徴とする読取り動作中断モードを有する情報読取装置
。A two-way information reading device that has a mode that temporarily suspends the operation of reading information from a playable disc while the linear velocity is constant, and a reading operation resumption command is issued after a reading operation suspension command is issued. control signal generating means for generating an interrupt mode control signal up to the point where the intermediate mode control signal is present; A read operation interruption mode comprising disk drive means for driving a disk and pickup position control means for ceasing control of the position of the pickup in the radial direction of the disk when the interruption mode control signal is present. Information reading device with.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17217182U JPS5978572U (en) | 1982-11-12 | 1982-11-12 | Information reading device with reading operation interruption mode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17217182U JPS5978572U (en) | 1982-11-12 | 1982-11-12 | Information reading device with reading operation interruption mode |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5978572U true JPS5978572U (en) | 1984-05-28 |
Family
ID=30375362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17217182U Pending JPS5978572U (en) | 1982-11-12 | 1982-11-12 | Information reading device with reading operation interruption mode |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5978572U (en) |
-
1982
- 1982-11-12 JP JP17217182U patent/JPS5978572U/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS63135553U (en) | ||
JPS5978572U (en) | Information reading device with reading operation interruption mode | |
US4954909A (en) | Data memorizing device which determines the movement of the recording head | |
JPH0234089B2 (en) | MOKUHYOTORATSUKUICHIKENSAKUSOCHI | |
JPH0322674B2 (en) | ||
JPS58125275U (en) | disc playback device | |
JPS6133275U (en) | track access device | |
JPS60182522A (en) | Optical pickup device | |
JP2576132B2 (en) | Optical disk drive | |
JPS609021U (en) | Optical disk player lens drive circuit | |
JP3135333B2 (en) | Optical disk drive | |
JPH0544905Y2 (en) | ||
JPH0770190B2 (en) | Disk player | |
JPS6226849Y2 (en) | ||
JP2696930B2 (en) | Data slicing device for optical disc player | |
JPH0211555U (en) | ||
JPH0132212Y2 (en) | ||
JPS60173128U (en) | Optical recording disc playback device | |
JPS6070926U (en) | optical disc playback device | |
JPH0863874A (en) | Reproducing apparatus | |
JPS63200269U (en) | ||
JPS60173131U (en) | Optical recording disc playback device | |
JPS62146377U (en) | ||
JPH01109853U (en) | ||
JPS6137167U (en) | Rotating disk tracking mechanism |