JPH02123720U - - Google Patents
Info
- Publication number
- JPH02123720U JPH02123720U JP2823689U JP2823689U JPH02123720U JP H02123720 U JPH02123720 U JP H02123720U JP 2823689 U JP2823689 U JP 2823689U JP 2823689 U JP2823689 U JP 2823689U JP H02123720 U JPH02123720 U JP H02123720U
- Authority
- JP
- Japan
- Prior art keywords
- position detection
- disk
- specific position
- optical head
- detects
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図は、この考案の一実施例を示すブロツク
図である。第２図は、ＣＤ規格によるデイスク上
の各領域分割状態を示す断面図である。
１０……基準デイスク、１４……光ヘツド、２
０……リニアスケール（光ヘツド位置検出機構）
、３４……プログラム領域開始位置検出手段（特
定位置検出手段）、３６……校正値記録用メモリ
、４０……引算器（校正手段）、４２……制御装
置。
FIG. 1 is a block diagram showing one embodiment of this invention. FIG. 2 is a cross-sectional view showing how each area on the disc is divided according to the CD standard. 10...Reference disk, 14...Optical head, 2
0...Linear scale (optical head position detection mechanism)
, 34... Program area start position detection means (specific position detection means), 36... Memory for recording calibration values, 40... Subtractor (calibration means), 42... Control device.
Claims (1)
ツド位置検出機構と、 基準デイスクを再生した場合の再生信号からそ
のデイスクの特定位置を検出する特定位置検出手
段と、 この特定位置検出手段による特定位置の検出情
報を基準として前記光ヘツド位置検出機構による
検出情報を校正する校正手段と、 この校正された位置情報に基づいて記録制御を
行なう制御手段と を具備してなる光デイスク記録装置。[Scope of Claim for Utility Model Registration] An optical head position detection mechanism that detects the position of the optical head in the disk radial direction; a specific position detection means that detects a specific position of the disk from a playback signal when a reference disk is played; A calibration means for calibrating the information detected by the optical head position detection mechanism based on information detected at a specific position by the specific position detection means, and a control means for performing recording control based on the calibrated position information. Optical disk recording device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2823689U JPH02123720U (en) | 1989-03-13 | 1989-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2823689U JPH02123720U (en) | 1989-03-13 | 1989-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123720U true JPH02123720U (en) | 1990-10-11 |
Family
ID=31251436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2823689U Pending JPH02123720U (en) | 1989-03-13 | 1989-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123720U (en) |
-
1989
- 1989-03-13 JP JP2823689U patent/JPH02123720U/ja active Pending