JPH0365354U - - Google Patents
Info
- Publication number
- JPH0365354U JPH0365354U JP12683189U JP12683189U JPH0365354U JP H0365354 U JPH0365354 U JP H0365354U JP 12683189 U JP12683189 U JP 12683189U JP 12683189 U JP12683189 U JP 12683189U JP H0365354 U JPH0365354 U JP H0365354U
- Authority
- JP
- Japan
- Prior art keywords
- image
- comparator
- original
- reading device
- information reading
- 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 8
- 239000003990 capacitor Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
- Facsimile Image Signal Circuits (AREA)
Description
第１図は本考案装置の一実施例の回路図、第２
図、第３図夫々は第１図示の装置が生成するタイ
ミング信号の波形図、第４図は第１図示の装置の
画像データの生成を説明するための図、第５図は
第１図示の装置のステツプパルスの生成を説明す
るための図、第６図はイメージセンサの一実施例
のブロツク系統図、第７図は従来の画像データ生
成用のタンパレータの一例の回路図、第８図は第
７図示のコンパレータの画像データの生成を説明
するための図である。
２４，２７……発振回路、２５，３０，３２…
…ナンド回路、２６……カウンタ、２９……イメ
ージセンサ、４１，４３，４６，４７，４８，５
１，５２，５３，５４……抵抗、５６，６３……
コンパレータ、４２……オペアンプ、４４……ダ
イオード、４５，５０……コンデンサ、６０……
発光ダイオード、６１……ホトトランジスタ。
Fig. 1 is a circuit diagram of an embodiment of the device of the present invention;
3 and 3 are waveform diagrams of timing signals generated by the device shown in FIG. 1, FIG. 4 is a diagram for explaining generation of image data by the device shown in FIG. 1, and FIG. 5 is a diagram for explaining generation of image data by the device shown in FIG. 6 is a block system diagram of an embodiment of an image sensor, FIG. 7 is a circuit diagram of an example of a conventional tamperer for generating image data, and FIG. 8 is a diagram for explaining step pulse generation of the device. FIG. 7 is a diagram for explaining generation of image data of the comparator shown in FIG. 7; 24, 27...Oscillation circuit, 25, 30, 32...
...NAND circuit, 26...Counter, 29...Image sensor, 41, 43, 46, 47, 48, 5
1, 52, 53, 54...Resistance, 56, 63...
Comparator, 42... operational amplifier, 44... diode, 45, 50... capacitor, 60...
Light emitting diode, 61...phototransistor.
Claims (1)
イメージセンサで読取り、該イメージセンサの出
力する画像信号をコンパレータで基準電圧と比較
してデイジタル化し、シリアルの画像データを得
る画像情報読取装置において、 該コンパレータに供給される画像信号シエーデ
イング歪補正回路が接続されてなる画像情報読取
装置。[Claims for Utility Model Registration] A one-dimensional image sensor reads the image of the original by sliding the original, and the image signal output from the image sensor is compared with a reference voltage using a comparator to digitize it and serialize it. An image information reading device that obtains image data, wherein an image signal shading distortion correction circuit that is supplied to the comparator is connected to the image information reading device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12683189U JPH0365354U (en) | 1989-10-30 | 1989-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12683189U JPH0365354U (en) | 1989-10-30 | 1989-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0365354U true JPH0365354U (en) | 1991-06-25 |
Family
ID=31674621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12683189U Pending JPH0365354U (en) | 1989-10-30 | 1989-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0365354U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60165871A (en) * | 1984-02-09 | 1985-08-29 | Canon Inc | Picture processing device |
| JPS60182855A (en) * | 1984-03-01 | 1985-09-18 | Canon Inc | Picture reader |
-
1989
- 1989-10-30 JP JP12683189U patent/JPH0365354U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60165871A (en) * | 1984-02-09 | 1985-08-29 | Canon Inc | Picture processing device |
| JPS60182855A (en) * | 1984-03-01 | 1985-09-18 | Canon Inc | Picture reader |
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