JPS6341970U - - Google Patents
Info
- Publication number
- JPS6341970U JPS6341970U JP13526486U JP13526486U JPS6341970U JP S6341970 U JPS6341970 U JP S6341970U JP 13526486 U JP13526486 U JP 13526486U JP 13526486 U JP13526486 U JP 13526486U JP S6341970 U JPS6341970 U JP S6341970U
- Authority
- JP
- Japan
- Prior art keywords
- forming apparatus
- reading device
- image forming
- correction
- image
- 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
- 238000003705 background correction Methods 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
Description
第１図は本考案の１実施例のカラー画像読取装
置を備えたカラー画像形成装置の概要図。第２図
は本考案の１実施例の基準板の概要図。第３図は
本考案の１実施例の基準板チヤートと原稿位置と
のアラインメント関係図。第４図、第５図は固体
撮像素子の固設状態の例を示す図。第６図は各固
体撮像素子の調整方向を示す斜視図。第７図は各
固体撮像素子の位置調整方法の説明図。第８図は
従来の固体撮像素子の取付構造を示す断面図。
１……プラテンガラス（原稿台）、２……原稿
、Ａ……読取装置、Ｂ……書き込みユニツト、１
６……基準板、Ｅ……主走査用直線状黒帯、Ｆ…
…副走査用直線状黒帯、Ｗ……標準白色部、Ｅ１
，Ｆ１……原稿アラインメント基準線、２０……
レンズ読取ユニツト、２１……レンズ、２２……
プリズム、２４，２６……取付部材、２５……Ｒ
―ｃｈ ＣＣＤ ＣＣＤは固体撮像素子、２７
……Ｃ―ｃｈ ＣＣＤ、２９……固定板。
FIG. 1 is a schematic diagram of a color image forming apparatus equipped with a color image reading device according to an embodiment of the present invention. FIG. 2 is a schematic diagram of a reference plate according to an embodiment of the present invention. FIG. 3 is a diagram showing the alignment relationship between the reference plate chart and the document position in one embodiment of the present invention. FIG. 4 and FIG. 5 are diagrams showing an example of a fixed state of a solid-state image sensor. FIG. 6 is a perspective view showing the adjustment direction of each solid-state image sensor. FIG. 7 is an explanatory diagram of a method for adjusting the position of each solid-state image sensor. FIG. 8 is a sectional view showing the mounting structure of a conventional solid-state image sensor. 1...Platen glass (original table), 2...Original, A...Reading device, B...Writing unit, 1
6... Reference plate, E... Linear black belt for main scanning, F...
...Linear black belt for sub-scanning, W...Standard white part, E 1
, F 1 ... Original alignment reference line, 20 ...
Lens reading unit, 21... Lens, 22...
Prism, 24, 26...Mounting member, 25...R
-ch CCD CCD is a solid-state image sensor, 27
...C-ch CCD, 29...Fixed plate.
Claims (1)
色部を有する基準板を設け、アラインメント補正
及びシエーデイング補正を可能にしたことを特徴
とする画像形成装置の読取装置。 (2) 前記アラインメント補正は色分離用の各固
体撮像素子の相互位置のずれの補正のあとに残さ
れる微量のずれの出力信号の自動補正による書き
込み時の補正であることを特徴とする実用新案登
録請求の範囲第１項記載の画像形成装置の読取装
置。 (3) 前記第１項記載アラインメント補正は前記
基準板と原稿との位置ずれを検知しその検知情報
により書き込み時に画像媒体と画像の位置を自動
補正することを特徴とする実用新案登録請求の範
囲第１項又は第２項記載の画像形成装置の読取装
置。 (4) 前記シエーデイング補正は撮影レンズの周
辺光量不足を含めた各撮像素子の各部出力の偏差
を補正することであることを特徴とする実用新案
登録請求の範囲第１〜３項のいずれか１項に記載
の画像形成装置の読取装置。 (5) 前記基準板は標準白色の板の長辺方向に黒
色又は白色と弁別がつく色の直線状一定幅の帯と
それに直角に短辺方向に長辺方向と同様の色の直
線状一定幅の帯を設けたものであることを特徴と
する実用新案登録請求の範囲第１〜４項のいづれ
か１項に記載の画像形成装置の読取装置。[Scope of Claim for Utility Model Registration] (1) Reading of an image forming apparatus characterized in that a reference plate having a black area and a standard white area is provided on a plane containing an original image, thereby making it possible to perform alignment correction and shading correction. Device. (2) A utility model characterized in that the alignment correction is a correction during writing by automatically correcting the output signal of a minute amount of deviation that remains after correction of the mutual positional deviation of each solid-state image sensor for color separation. A reading device for an image forming apparatus according to claim 1. (3) The scope of the utility model registration claim, characterized in that the alignment correction described in item 1 detects a positional deviation between the reference plate and the document, and automatically corrects the position of the image medium and the image at the time of writing based on the detected information. A reading device for an image forming apparatus according to item 1 or 2. (4) Any one of claims 1 to 3 of the claims 1 to 3 for registering a utility model, characterized in that the shading correction is to correct deviations in the outputs of each part of each image sensor, including insufficient peripheral light of the photographing lens. A reading device for an image forming apparatus according to section 1. (5) The reference plate is a standard white board with a linear band of a constant width in a color distinguishable from black or white along the long side, and a linear constant width band in the same color as the long side in the short side direction at right angles to the band. A reading device for an image forming apparatus according to any one of claims 1 to 4, characterized in that the reading device is provided with a wide band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13526486U JPS6341970U (en) | 1986-09-02 | 1986-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13526486U JPS6341970U (en) | 1986-09-02 | 1986-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6341970U true JPS6341970U (en) | 1988-03-19 |
Family
ID=31037282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13526486U Pending JPS6341970U (en) | 1986-09-02 | 1986-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6341970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63157572A (en) * | 1986-12-22 | 1988-06-30 | Fuji Photo Film Co Ltd | Video signal edge emphasizing and processing device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532175A (en) * | 1978-08-28 | 1980-03-06 | Nippon Telegr & Teleph Corp <Ntt> | Inclination correction system of scan type input apparatus |
| JPS6174447A (en) * | 1984-09-20 | 1986-04-16 | Toshiba Corp | Shading correction circuit |
-
1986
- 1986-09-02 JP JP13526486U patent/JPS6341970U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532175A (en) * | 1978-08-28 | 1980-03-06 | Nippon Telegr & Teleph Corp <Ntt> | Inclination correction system of scan type input apparatus |
| JPS6174447A (en) * | 1984-09-20 | 1986-04-16 | Toshiba Corp | Shading correction circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63157572A (en) * | 1986-12-22 | 1988-06-30 | Fuji Photo Film Co Ltd | Video signal edge emphasizing and processing device |
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