JPS58131434U - Optical signal detection device - Google Patents
Optical signal detection deviceInfo
- Publication number
- JPS58131434U JPS58131434U JP16439281U JP16439281U JPS58131434U JP S58131434 U JPS58131434 U JP S58131434U JP 16439281 U JP16439281 U JP 16439281U JP 16439281 U JP16439281 U JP 16439281U JP S58131434 U JPS58131434 U JP S58131434U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- optical signal
- signal detection
- recording
- photoelectric conversion
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims description 4
- 230000003287 optical effect Effects 0.000 title claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (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
第１図は本考案の一実施例を示す回路図、第２図は第１
図の実施例によって得られる電気信号の特性を示す線図
である。
図中、２はピット、３ａ、 ３ｂ％及び３Ｃは光電変
換素子、４及び５は加算器、６及び７は増幅器である。
補正 昭５８． ３．２９
考案の名称を次のように補正する。
■記録再生装置の光信号検出装置
実用新案登録請求の範囲を次のように補正する。
Ｏ実用新案登録請求の範囲
記録媒体上の信号情報を含むピット等の列により照射し
て光電変換手段により電気信号に変換する記録再生装置
において、上記光電変換手段はピットの像が走る方向へ
少くとも３ケ一列に配置したことを特徴とする記録再生
装置の光信号検出装置。Fig. 1 is a circuit diagram showing one embodiment of the present invention, and Fig. 2 is a circuit diagram showing an embodiment of the present invention.
FIG. 3 is a diagram showing the characteristics of an electrical signal obtained by the illustrated embodiment. In the figure, 2 is a pit, 3a, 3b% and 3C are photoelectric conversion elements, 4 and 5 are adders, and 6 and 7 are amplifiers. Amended 1984. 3.29 The name of the invention shall be amended as follows. (2) The scope of the claim for registration of a utility model for an optical signal detection device for a recording/reproducing device is amended as follows. O Utility Model Registration Claims In a recording/reproducing device that irradiates a recording medium with a row of pits or the like containing signal information and converts it into an electrical signal by a photoelectric conversion means, the photoelectric conversion means is arranged so that the image of the pits is irradiated by a row of pits or the like containing signal information and converted into an electric signal by a photoelectric conversion means. An optical signal detection device for a recording/reproducing device, characterized in that three devices are arranged in a row.
Claims (1)
て光電変換手段により電気信号に変換する記録再生装置
において、上記光電変換手段はピットの像が走る方向へ
少くとも３ケ一列に配置したことを特徴とする記録再生
装置の光信号検出装置。In a recording and reproducing apparatus that irradiates a recording medium with a row of pits or the like containing signal information and converts it into an electrical signal by a photoelectric conversion means, at least three of the photoelectric conversion means are arranged in a line in the direction in which the image of the pits runs. An optical signal detection device for a recording/reproducing device, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16439281U JPS58131434U (en) | 1981-11-05 | 1981-11-05 | Optical signal detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16439281U JPS58131434U (en) | 1981-11-05 | 1981-11-05 | Optical signal detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58131434U true JPS58131434U (en) | 1983-09-05 |
| JPS6334108Y2 JPS6334108Y2 (en) | 1988-09-09 |
Family
ID=30102068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16439281U Granted JPS58131434U (en) | 1981-11-05 | 1981-11-05 | Optical signal detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58131434U (en) |
-
1981
- 1981-11-05 JP JP16439281U patent/JPS58131434U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6334108Y2 (en) | 1988-09-09 |
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