DE69732168D1 - Verfahren und Vorrichtung zum Lesen von Punktmustern - Google Patents

Verfahren und Vorrichtung zum Lesen von Punktmustern

Info

Publication number
DE69732168D1
DE69732168D1 DE69732168T DE69732168T DE69732168D1 DE 69732168 D1 DE69732168 D1 DE 69732168D1 DE 69732168 T DE69732168 T DE 69732168T DE 69732168 T DE69732168 T DE 69732168T DE 69732168 D1 DE69732168 D1 DE 69732168D1
Authority
DE
Germany
Prior art keywords
dot patterns
reading dot
reading
patterns
dot
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
DE69732168T
Other languages
English (en)
Other versions
DE69732168T2 (de
Inventor
Warren B Jackson
David K Biegelsen
David A Jared
Richard G Stearns
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of DE69732168D1 publication Critical patent/DE69732168D1/de
Application granted granted Critical
Publication of DE69732168T2 publication Critical patent/DE69732168T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
    • G06K7/143—Glyph-codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10712—Fixed beam scanning
    • G06K7/10722—Photodetector array or CCD scanning

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Image Input (AREA)
DE69732168T 1996-10-10 1997-10-08 Verfahren und Vorrichtung zum Lesen von Punktmustern Expired - Lifetime DE69732168T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US728654 1996-10-10
US08/728,654 US5864127A (en) 1996-10-10 1996-10-10 Analog glyph detector and detector arrays

Publications (2)

Publication Number Publication Date
DE69732168D1 true DE69732168D1 (de) 2005-02-10
DE69732168T2 DE69732168T2 (de) 2005-06-02

Family

ID=24927744

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69732168T Expired - Lifetime DE69732168T2 (de) 1996-10-10 1997-10-08 Verfahren und Vorrichtung zum Lesen von Punktmustern

Country Status (4)

Country Link
US (1) US5864127A (de)
EP (1) EP0836149B1 (de)
JP (1) JP4152463B2 (de)
DE (1) DE69732168T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE516522C2 (sv) * 1999-05-28 2002-01-22 Anoto Ab Positionsbestämning
SE517445C2 (sv) * 1999-10-01 2002-06-04 Anoto Ab Positionsbestämning på en yta försedd med ett positionskodningsmönster
US6367909B1 (en) 1999-11-23 2002-04-09 Xerox Corporation Method and apparatus for reducing drop placement error in printers
US6785011B1 (en) 2000-03-16 2004-08-31 Lexmark International, Inc Optical sensor arrangement for start of scan detection and improved vertical beam alignment range
US7143952B2 (en) * 2000-03-21 2006-12-05 Anoto Ab Apparatus and methods relating to image coding
US6697094B2 (en) 2001-05-14 2004-02-24 Lexmark International, Inc. Method and apparatus for locating the process postion of a scan line in an electrophotographic machine
JP2005532610A (ja) 2002-03-14 2005-10-27 コンテントガード　ホールディングズ　インコーポレイテッド 変調された信号を使用して使用権を表現するシステム及び方法
US20030229593A1 (en) * 2002-03-14 2003-12-11 Michael Raley Rights expression profile system and method
JP4242796B2 (ja) * 2004-03-12 2009-03-25 パナソニック株式会社 画像認識方法及び画像認識装置
US8316068B2 (en) 2004-06-04 2012-11-20 Telefonaktiebolaget Lm Ericsson (Publ) Memory compression
ITMI20050824A1 (it) 2005-05-06 2006-11-07 Secure Edge S R L Codice grafico bidimensionale ad alta densita' e sistema di codifica e sistema di decodifica basati su tale codice
EP2067384B1 (de) * 2006-09-22 2009-12-16 Koninklijke Philips Electronics N.V. Beleuchtungssystem
US7688947B2 (en) * 2006-10-17 2010-03-30 Varian Medical Systems, Inc. Method for reducing sensitivity modulation and lag in electronic imagers
EP2084655A2 (de) * 2006-10-26 2009-08-05 MAN Roland Druckmaschinen AG Vorrichtungen, verfahren und prozess zur stochastischen markierung und rückverfolgung von druckprodukten
JP5557419B2 (ja) * 2007-10-17 2014-07-23 スパンション エルエルシー 半導体装置
DE102008017168A1 (de) * 2008-04-02 2009-10-08 Crossmedia Solution Gmbh & Co. Kg Verfahren zum Speichern und Auslesen von Daten
US7991153B1 (en) 2008-08-26 2011-08-02 Nanoglyph, LLC Glyph encryption system and related methods
KR101172185B1 (ko) * 2010-08-19 2012-08-07 주식회사 에이스테크놀로지 분배 구조를 가지는 엔포트 피딩 시스템 및 이에 포함된 피딩 소자
IT1403524B1 (it) * 2011-01-20 2013-10-31 Ritelli Codice grafico bidimensionale a matrice

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864630A (en) * 1986-07-30 1989-09-05 Drexler Technology Corporation Method and apparatus for reading data pages on a data surface
US4786940A (en) * 1986-11-17 1988-11-22 Xerox Corporation Data handling and archiving system
US4716438A (en) * 1986-11-17 1987-12-29 Xerox Corporation High speed electronic reprographic/printing machine
US5128525A (en) * 1990-07-31 1992-07-07 Xerox Corporation Convolution filtering for decoding self-clocking glyph shape codes
US5168147A (en) * 1990-07-31 1992-12-01 Xerox Corporation Binary image processing for decoding self-clocking glyph shape codes
US5315098A (en) * 1990-12-27 1994-05-24 Xerox Corporation Methods and means for embedding machine readable digital data in halftone images
US5278400A (en) * 1991-08-19 1994-01-11 Xerox Corp Multiple threshold encoding of machine readable code
US5221833A (en) * 1991-12-27 1993-06-22 Xerox Corporation Methods and means for reducing bit error rates in reading self-clocking glyph codes
US5245165A (en) * 1991-12-27 1993-09-14 Xerox Corporation Self-clocking glyph code for encoding dual bit digital values robustly
US5369261A (en) * 1992-02-12 1994-11-29 Shamir; Harry Multi-color information encoding system
US5319182A (en) * 1992-03-04 1994-06-07 Welch Allyn, Inc. Integrated solid state light emitting and detecting array and apparatus employing said array
CA2129075C (en) * 1993-10-18 1999-04-20 Joseph J. Daniele Electronic copyright royalty accounting system using glyphs
US5449896A (en) * 1993-12-22 1995-09-12 Xerox Corporation Random access techniques for use with self-clocking glyph codes
JPH07220035A (ja) * 1993-12-22 1995-08-18 Xerox Corp 光学的読み取り可能レコード
US5449895A (en) * 1993-12-22 1995-09-12 Xerox Corporation Explicit synchronization for self-clocking glyph codes
US5453605A (en) * 1993-12-22 1995-09-26 Xerox Corporation Global addressability for self-clocking glyph codes
US5513264A (en) * 1994-04-05 1996-04-30 Metanetics Corporation Visually interactive encoding and decoding of dataforms
US5576532A (en) * 1995-01-03 1996-11-19 Xerox Corporation Interleaved and interlaced sync codes and address codes for self-clocking glyph codes
GB9507098D0 (en) * 1995-04-06 1995-05-31 Rolls Royce Plc Process and apparatus for reading a dot matrix code marking of an article
US5710874A (en) * 1995-10-25 1998-01-20 Xerox Corporation System for managing printing system memory with machine readable code

Also Published As

Publication number Publication date
JP4152463B2 (ja) 2008-09-17
US5864127A (en) 1999-01-26
EP0836149A2 (de) 1998-04-15
DE69732168T2 (de) 2005-06-02
JPH10171915A (ja) 1998-06-26
EP0836149B1 (de) 2005-01-05
EP0836149A3 (de) 2002-01-02

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Legal Events

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