DE69924324D1 - Erkennungsverfahren und Erkennungsgerät für eine zweidimensionale Kodierung, und Speichermedium - Google Patents

Erkennungsverfahren und Erkennungsgerät für eine zweidimensionale Kodierung, und Speichermedium

Info

Publication number
DE69924324D1
DE69924324D1 DE69924324T DE69924324T DE69924324D1 DE 69924324 D1 DE69924324 D1 DE 69924324D1 DE 69924324 T DE69924324 T DE 69924324T DE 69924324 T DE69924324 T DE 69924324T DE 69924324 D1 DE69924324 D1 DE 69924324D1
Authority
DE
Germany
Prior art keywords
storage medium
detection method
recognition apparatus
dimensional coding
coding
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
DE69924324T
Other languages
English (en)
Other versions
DE69924324T2 (de
Inventor
Keigo Ihara
Junichi Rekimoto
Shinji Nakajima
Takahiko Sueyoshi
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69924324D1 publication Critical patent/DE69924324D1/de
Publication of DE69924324T2 publication Critical patent/DE69924324T2/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
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06046—Constructional details
    • G06K19/06131—Constructional details the marking comprising a target pattern, e.g. for indicating the center of the bar code or for helping a bar code reader to properly orient the scanner or to retrieve the bar code inside of an image
    • 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
    • G06K7/1417—2D bar 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
    • G06K7/14—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
    • G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
    • G06K7/1443—Methods for optical code recognition including a method step for retrieval of the optical code locating of the code in an image
DE69924324T 1998-06-30 1999-06-30 Erkennungsverfahren und Erkennungsgerät für eine zweidimensionale Kodierung, und Speichermedium Expired - Lifetime DE69924324T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18435098 1998-06-30
JP18435098 1998-06-30

Publications (2)

Publication Number Publication Date
DE69924324D1 true DE69924324D1 (de) 2005-04-28
DE69924324T2 DE69924324T2 (de) 2006-03-09

Family

ID=16151731

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924324T Expired - Lifetime DE69924324T2 (de) 1998-06-30 1999-06-30 Erkennungsverfahren und Erkennungsgerät für eine zweidimensionale Kodierung, und Speichermedium

Country Status (5)

Country Link
US (3) US6650776B2 (de)
EP (1) EP0969403B1 (de)
KR (1) KR100769836B1 (de)
DE (1) DE69924324T2 (de)
TW (1) TW434520B (de)

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US20060050961A1 (en) * 2004-08-13 2006-03-09 Mohanaraj Thiyagarajah Method and system for locating and verifying a finder pattern in a two-dimensional machine-readable symbol
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US20070182826A1 (en) * 2006-02-07 2007-08-09 Knowledge Athletes, Inc. Data access, resolution, and delivery method through the use of multi-bit digital icons
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FR2904452B1 (fr) * 2006-07-28 2009-02-27 Alphacode Sarl Procede de codage de l'information au moyen de caracteres mixtes
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US8363853B2 (en) * 2007-02-23 2013-01-29 Audyssey Laboratories, Inc. Room acoustic response modeling and equalization with linear predictive coding and parametric filters
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JP4876056B2 (ja) * 2007-11-16 2012-02-15 キヤノン株式会社 画像処理装置、画像処理方法
US8328097B2 (en) * 2010-08-24 2012-12-11 GM Global Technology Operations LLC Multi-purpose appendable marking method
US8705764B2 (en) 2010-10-28 2014-04-22 Audyssey Laboratories, Inc. Audio content enhancement using bandwidth extension techniques
US8634654B2 (en) * 2011-04-15 2014-01-21 Yahoo! Inc. Logo or image recognition
CN104583983B (zh) * 2012-08-31 2018-04-24 惠普发展公司，有限责任合伙企业 具有可访问的链接的图像的活动区域
US9659201B2 (en) * 2012-12-19 2017-05-23 Denso Wave Incorporated Information code, information code producing method, information code reader, and system which uses information code
US9016571B2 (en) * 2013-08-08 2015-04-28 National Tsing Hua University Two dimensional code and method of creating the same
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CN105205522B (zh) * 2015-09-30 2018-06-12 立德高科（昆山）数码科技有限责任公司 带有溯源二维码的单据、及其加工方法与溯源方法
CN105933353B (zh) * 2016-07-05 2019-05-17 北京万维星辰科技有限公司 安全登录的实现方法及系统
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Also Published As

Publication number Publication date
US7424155B2 (en) 2008-09-09
US20020181772A1 (en) 2002-12-05
US7142714B2 (en) 2006-11-28
EP0969403A2 (de) 2000-01-05
DE69924324T2 (de) 2006-03-09
TW434520B (en) 2001-05-16
KR100769836B1 (ko) 2007-10-24
US6650776B2 (en) 2003-11-18
EP0969403A3 (de) 2002-11-06
US20040017945A1 (en) 2004-01-29
EP0969403B1 (de) 2005-03-23
KR20000006573A (ko) 2000-01-25
US20060274942A1 (en) 2006-12-07

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