JPS63193217U - - Google Patents
Info
- Publication number
- JPS63193217U JPS63193217U JP8061787U JP8061787U JPS63193217U JP S63193217 U JPS63193217 U JP S63193217U JP 8061787 U JP8061787 U JP 8061787U JP 8061787 U JP8061787 U JP 8061787U JP S63193217 U JPS63193217 U JP S63193217U
- Authority
- JP
- Japan
- Prior art keywords
- delay
- focus
- circuit
- pick
- servo processor
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
図面は本考案の一実施例を示すブロツク図であ
る。
１…ピツクアツプ、２…ＲＦアンプ、３…サー
ボプロセツサ、４…遅延回路。
The drawing is a block diagram showing an embodiment of the present invention. 1...Pickup, 2...RF amplifier, 3...Servo processor, 4...Delay circuit.
Claims (1)
セツサを接続してフオーカス制御を行う回路にお
いて、フオーカスオンのときに遅れることなく、
またフオーカスオフのときには遅れてピツクアツ
プ信号をサーボプロセツサに入力させる遅延回路
を設けたことを特徴とするピツクアツプのフオー
カス制御回路。 In a circuit that performs focus control by connecting a servo processor to a pickup via an RF amplifier, there is no delay when the focus is turned on.
A focus control circuit for a pick-up is further provided with a delay circuit for inputting a pick-up signal to a servo processor with a delay when the focus is off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8061787U JPS63193217U (en) | 1987-05-27 | 1987-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8061787U JPS63193217U (en) | 1987-05-27 | 1987-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63193217U true JPS63193217U (en) | 1988-12-13 |
Family
ID=30931585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8061787U Pending JPS63193217U (en) | 1987-05-27 | 1987-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63193217U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6120230A (en) * | 1984-07-06 | 1986-01-29 | Toshiba Corp | Optical disk reproducing device |
-
1987
- 1987-05-27 JP JP8061787U patent/JPS63193217U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6120230A (en) * | 1984-07-06 | 1986-01-29 | Toshiba Corp | Optical disk reproducing device |