CN111031188B - 基于cis传感器的扫描仪的纸张歪斜检测方法 - Google Patents
基于cis传感器的扫描仪的纸张歪斜检测方法 Download PDFInfo
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- CN111031188B CN111031188B CN201911186774.7A CN201911186774A CN111031188B CN 111031188 B CN111031188 B CN 111031188B CN 201911186774 A CN201911186774 A CN 201911186774A CN 111031188 B CN111031188 B CN 111031188B
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- cis sensor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
- H04N1/00684—Object of the detection
- H04N1/00718—Skew
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
- H04N1/00729—Detection means
- H04N1/00734—Optical detectors
- H04N1/00737—Optical detectors using the scanning elements as detectors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
- H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
Abstract
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911186774.7A CN111031188B (zh) | 2019-11-28 | 2019-11-28 | 基于cis传感器的扫描仪的纸张歪斜检测方法 |
Applications Claiming Priority (1)
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CN201911186774.7A CN111031188B (zh) | 2019-11-28 | 2019-11-28 | 基于cis传感器的扫描仪的纸张歪斜检测方法 |
Publications (2)
Publication Number | Publication Date |
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CN111031188A CN111031188A (zh) | 2020-04-17 |
CN111031188B true CN111031188B (zh) | 2021-07-06 |
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CN201911186774.7A Active CN111031188B (zh) | 2019-11-28 | 2019-11-28 | 基于cis传感器的扫描仪的纸张歪斜检测方法 |
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CN (1) | CN111031188B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9022483D0 (en) * | 1990-10-17 | 1990-11-28 | Int Computers Ltd | Detecting skew in digitised images |
US5313311A (en) * | 1992-12-23 | 1994-05-17 | Xerox Corporation | Hybrid mechanical and electronic deskew of scanned images in an image input terminal |
JP3248420B2 (ja) * | 1996-03-01 | 2002-01-21 | ミノルタ株式会社 | デジタル複写機 |
JP3876531B2 (ja) * | 1998-05-28 | 2007-01-31 | 富士通株式会社 | 文書画像の傾き補正方法 |
JP4394064B2 (ja) * | 2005-11-18 | 2010-01-06 | 富士通株式会社 | 傾きの検出方法および傾き検出装置並びに物体の位置制御方法および位置制御装置 |
CN209330211U (zh) * | 2019-03-06 | 2019-08-30 | 宁波华高信息科技有限公司 | 一种具有纸张歪斜检测功能的扫描仪 |
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2019
- 2019-11-28 CN CN201911186774.7A patent/CN111031188B/zh active Active
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CN111031188A (zh) | 2020-04-17 |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Paper skew detection method of scanner based on CIS sensor Effective date of registration: 20220125 Granted publication date: 20210706 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: NINGBO HUAGAO INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2022330000164 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230511 Granted publication date: 20210706 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: NINGBO HUAGAO INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2022330000164 |