DE60102411T2 - Gerät zur Bestimmung des besten Bildes von einem Photosensor mit zwei Auflösungen - Google Patents

Gerät zur Bestimmung des besten Bildes von einem Photosensor mit zwei Auflösungen Download PDF

Info

Publication number
DE60102411T2
DE60102411T2 DE60102411T DE60102411T DE60102411T2 DE 60102411 T2 DE60102411 T2 DE 60102411T2 DE 60102411 T DE60102411 T DE 60102411T DE 60102411 T DE60102411 T DE 60102411T DE 60102411 T2 DE60102411 T2 DE 60102411T2
Authority
DE
Germany
Prior art keywords
resolution
signal
ccd
pixel
low
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.)
Expired - Lifetime
Application number
DE60102411T
Other languages
German (de)
English (en)
Other versions
DE60102411D1 (de
Inventor
Kurt Spears
Edward S. Beeman
James C. Albritton-Mcdonald
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HP Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE60102411D1 publication Critical patent/DE60102411D1/de
Application granted granted Critical
Publication of DE60102411T2 publication Critical patent/DE60102411T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/40—Picture signal circuits
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/0408—Different densities of dots per unit length
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/0408—Different densities of dots per unit length
    • H04N1/0411—Different densities of dots per unit length in the main scanning direction
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/0408—Different densities of dots per unit length
    • H04N1/0414—Different densities of dots per unit length in the sub scanning direction
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0458—Additional arrangements for improving or optimising scanning resolution or quality

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Image Input (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
DE60102411T 2000-05-12 2001-05-01 Gerät zur Bestimmung des besten Bildes von einem Photosensor mit zwei Auflösungen Expired - Lifetime DE60102411T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/569,961 US6683704B1 (en) 2000-05-12 2000-05-12 Apparatus for determining the best image from a dual resolution photo sensor
US569961 2000-05-12

Publications (2)

Publication Number Publication Date
DE60102411D1 DE60102411D1 (de) 2004-04-29
DE60102411T2 true DE60102411T2 (de) 2005-02-17

Family

ID=24277610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60102411T Expired - Lifetime DE60102411T2 (de) 2000-05-12 2001-05-01 Gerät zur Bestimmung des besten Bildes von einem Photosensor mit zwei Auflösungen

Country Status (5)

Country Link
US (1) US6683704B1 (enExample)
EP (1) EP1154633B1 (enExample)
JP (1) JP2002016770A (enExample)
DE (1) DE60102411T2 (enExample)
TW (1) TW550940B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE523681C2 (sv) * 2002-04-05 2004-05-11 Integrated Vision Prod System och sensor för avbildning av egenskaper hos ett objekt
JP4432504B2 (ja) * 2004-01-21 2010-03-17 富士ゼロックス株式会社 画像読み取り装置
JP4651716B2 (ja) 2005-10-12 2011-03-16 アクティブ オプティクス ピーティーワイ リミテッド 複数の画像フレームに基づく画像形成方法、画像処理システム、およびデジタルカメラ
JP4987355B2 (ja) * 2005-10-14 2012-07-25 京セラ株式会社 撮像装置および撮像方法
CN101118222B (zh) * 2006-08-03 2012-07-04 海德堡印刷机械股份公司 具有两个不同地工作的测量装置的颜色测量设备
GB0912981D0 (en) * 2009-07-27 2009-09-02 St Microelectronics Res & Dev Imaging system and method
US20140063575A1 (en) * 2012-08-30 2014-03-06 Stacy M. Munechika Multi-resolution segmented image sensor
US8934133B2 (en) * 2013-03-25 2015-01-13 Eastman Kodak Company High-speed multi-color printing

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266249A (en) * 1978-09-19 1981-05-05 Bell Telephone Laboratories, Incorporated Digital encoder for facsimile transmission
JPS6110360A (ja) * 1984-06-26 1986-01-17 Canon Inc 画像処理装置
JPS61121564A (ja) * 1984-11-16 1986-06-09 Matsushita Electric Ind Co Ltd 一次元カラ−センサ
US5479207A (en) * 1994-02-14 1995-12-26 Hewlett-Packard Company System and method for improving the signal to noise ratio of a CCD sensor in an optical scanner
US5917952A (en) * 1995-09-20 1999-06-29 Hewlett-Packard Company Compression of randomly dithered bi-level images
NL1006937C2 (nl) * 1997-09-04 1999-03-05 Oce Tech Bv Resolutieverhoging door synthese van scansignalen.
US6009214A (en) 1997-10-28 1999-12-28 Hewlett-Packard Company Multi-resolution color contact-type image sensing apparatus

Also Published As

Publication number Publication date
DE60102411D1 (de) 2004-04-29
US6683704B1 (en) 2004-01-27
JP2002016770A (ja) 2002-01-18
EP1154633A1 (en) 2001-11-14
EP1154633B1 (en) 2004-03-24
TW550940B (en) 2003-09-01

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