JPH01110556U - - Google Patents
Info
- Publication number
- JPH01110556U JPH01110556U JP542088U JP542088U JPH01110556U JP H01110556 U JPH01110556 U JP H01110556U JP 542088 U JP542088 U JP 542088U JP 542088 U JP542088 U JP 542088U JP H01110556 U JPH01110556 U JP H01110556U
- Authority
- JP
- Japan
- Prior art keywords
- image
- reading
- document
- movement
- amount
- 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 3
- 238000003384 imaging method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
Description
第１図はこの考案の一実施例を示す移動量検出
手段部の説明図、第２図はその読取領域選択手段
部の説明図、第３図はこの考案の全体構成を示す
斜視図、第４図は他の画像読取り方法を示す説明
図、第５図は従来例を示す斜視図である。
１……原稿、２……搬送ローラ、４，５……結
像レンズ、６，７……固体撮像素子、１１……移
動量検出手段、１６……読取領域選択手段、１７
……読取有効画素領域、Ｐ……読取り位置、Δｘ
……移動量。
FIG. 1 is an explanatory diagram of a movement amount detecting means section showing an embodiment of this invention, FIG. 2 is an explanatory diagram of its reading area selection means section, and FIG. 3 is a perspective view showing the overall structure of this invention. FIG. 4 is an explanatory diagram showing another image reading method, and FIG. 5 is a perspective view showing a conventional example. DESCRIPTION OF SYMBOLS 1... Document, 2... Conveying roller, 4, 5... Imaging lens, 6, 7... Solid-state image sensor, 11... Movement amount detection means, 16... Reading area selection means, 17
...Reading effective pixel area, P...Reading position, Δx
……amount of movement.
Claims (1)
トされた原稿の主走査方向に沿つて形成された画
像情報を結像レンズにより分割縮小して原稿像を
形成し、この形成された原稿像を前記結像レンズ
に並設された固体撮像素子により検出することに
よつて前記原稿の画像情報を取読る画像読取装置
において、前記原稿の前記読取り位置からの移動
量を検出する移動量検出手段と、この移動量検出
手段により検出された前記原稿の移動量に応じて
前記固体撮像素子の読取有効画素領域を定める読
取領域選択手段とを設けたことを特徴とする画像
読取装置。 The image information formed along the main scanning direction of the document sent by the conveyance roller and set at the reading position is divided and reduced by the imaging lens to form a document image, and the formed document image is transferred to the imaging lens. An image reading device that reads image information of the original by detecting it with solid-state image sensors arranged in parallel with each other, comprising: a movement amount detection means for detecting the amount of movement of the original from the reading position; An image reading apparatus comprising: reading area selection means for determining an effective reading pixel area of the solid-state image sensor according to the amount of movement of the document detected by the amount detection means.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP542088U JPH01110556U (en) | 1988-01-20 | 1988-01-20 | |
| US07/298,895 US5089901A (en) | 1988-01-20 | 1989-01-19 | Image reading apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP542088U JPH01110556U (en) | 1988-01-20 | 1988-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01110556U true JPH01110556U (en) | 1989-07-26 |
Family
ID=31208782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP542088U Pending JPH01110556U (en) | 1988-01-20 | 1988-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01110556U (en) |
-
1988
- 1988-01-20 JP JP542088U patent/JPH01110556U/ja active Pending