JPH02132323U - - Google Patents
Info
- Publication number
- JPH02132323U JPH02132323U JP4079289U JP4079289U JPH02132323U JP H02132323 U JPH02132323 U JP H02132323U JP 4079289 U JP4079289 U JP 4079289U JP 4079289 U JP4079289 U JP 4079289U JP H02132323 U JPH02132323 U JP H02132323U
- Authority
- JP
- Japan
- Prior art keywords
- detection sensor
- recording
- synchronization
- peripheral circuit
- housed
- 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 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Description
第１図はこの考案の実施例を示すブロツク図、
第２図は従来例のブロツク図である。
１……光学ユニツト、２……エンジンボード、
３……発光制御回路、４……同期検知センサ、５
……Ｄ／Ａ変換器、７，８……比較器、９……可
変抵抗器、１０……ゲートアレイ。
Figure 1 is a block diagram showing an embodiment of this invention.
FIG. 2 is a block diagram of a conventional example. 1...Optical unit, 2...Engine board,
3...Light emission control circuit, 4...Synchronization detection sensor, 5
...D/A converter, 7, 8...Comparator, 9...Variable resistor, 10...Gate array.
Claims (1)
状況を制御する発光制御回路と、前記光ビームに
よる記録開始のタイミングを定める同期信号の検
知を行なう同期検知センサと、前記発光制御回路
とアナログ信号による各種信号の授受を行ないか
つ前記同期検知センサからの光信号を入力とする
周辺回路と、前記周辺回路とデイジタル信号によ
る各種信号の授受を行なうゲートアレイとを備え
る記録装置において、発光制御回路と同期検知セ
ンサと周辺回路とを光学ユニツトに収容し、エン
ジンボードをゲートアレイに収容したことを特徴
とする記録装置。 a light emission control circuit that controls the generation status of a light beam for recording on a recording medium; a synchronization detection sensor that detects a synchronization signal that determines the timing of starting recording by the light beam; In a recording device that includes a peripheral circuit that transmits and receives various signals and inputs an optical signal from the synchronization detection sensor, and a gate array that transmits and receives various signals with the peripheral circuit and digital signals, synchronization with a light emission control circuit is provided. A recording device characterized in that a detection sensor and a peripheral circuit are housed in an optical unit, and an engine board is housed in a gate array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4079289U JPH02132323U (en) | 1989-04-06 | 1989-04-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4079289U JPH02132323U (en) | 1989-04-06 | 1989-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02132323U true JPH02132323U (en) | 1990-11-02 |
Family
ID=31550888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4079289U Pending JPH02132323U (en) | 1989-04-06 | 1989-04-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02132323U (en) |
-
1989
- 1989-04-06 JP JP4079289U patent/JPH02132323U/ja active Pending
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