JPS62139167U - - Google Patents
Info
- Publication number
- JPS62139167U JPS62139167U JP2527386U JP2527386U JPS62139167U JP S62139167 U JPS62139167 U JP S62139167U JP 2527386 U JP2527386 U JP 2527386U JP 2527386 U JP2527386 U JP 2527386U JP S62139167 U JPS62139167 U JP S62139167U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- input device
- externally connected
- scanning timing
- 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 2
Landscapes
- Facsimile Scanning Arrangements (AREA)
Description
第１図はこの考案の一実施例による画像入力装
置のスキヤン回路概略図、第２図は従来の画像入
力装置のスキヤン回路概略図である。
２は原稿、３はスキヤンクロツク発生器、４は
イメージセンサ、５は光源、８は外部接続機器、
１０は光量調節器。なお、図中、同一符号は同一
又は相当部分を示す。
FIG. 1 is a schematic diagram of a scan circuit of an image input device according to an embodiment of the present invention, and FIG. 2 is a schematic diagram of a scan circuit of a conventional image input device. 2 is a document, 3 is a scan clock generator, 4 is an image sensor, 5 is a light source, 8 is an external connection device,
10 is a light amount adjuster. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
込み電気信号に変換して外部接続機器に出力する
電荷蓄積形のイメージセンサを備えた画像入力装
置において、上記外部接続機器からのクロツク信
号に基いて上記イメージセンサの走査タイミング
を発生するスキヤンクロツク発生器と、該走査タ
イミングに基いて上記光源の光量を調節する光量
調節器とを備え、外部接続機器からのクロツク信
号の周波数に応じた周期で原稿の画像情報を読み
込むとともに、光源の光量を調節することを特徴
とした画像入力装置。 In an image input device equipped with a charge storage type image sensor that reads image information on a document under irradiation from a light source, converts it into an electrical signal, and outputs it to an externally connected device, a clock signal from the externally connected device is used. a scan clock generator that generates scanning timing for the image sensor; and a light intensity regulator that adjusts the intensity of light from the light source based on the scanning timing; An image input device characterized by reading image information and adjusting the amount of light from a light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2527386U JPS62139167U (en) | 1986-02-24 | 1986-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2527386U JPS62139167U (en) | 1986-02-24 | 1986-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62139167U true JPS62139167U (en) | 1987-09-02 |
Family
ID=30825270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2527386U Pending JPS62139167U (en) | 1986-02-24 | 1986-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62139167U (en) |
-
1986
- 1986-02-24 JP JP2527386U patent/JPS62139167U/ja active Pending
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