JP4250420B2 - 部分フレーム操作モードを有する光学読取装置 - Google Patents
部分フレーム操作モードを有する光学読取装置 Download PDFInfo
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- JP4250420B2 JP4250420B2 JP2002563413A JP2002563413A JP4250420B2 JP 4250420 B2 JP4250420 B2 JP 4250420B2 JP 2002563413 A JP2002563413 A JP 2002563413A JP 2002563413 A JP2002563413 A JP 2002563413A JP 4250420 B2 JP4250420 B2 JP 4250420B2
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- 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
- G06K7/10752—Exposure time control
-
- 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
-
- 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
- G06K7/10821—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 further details of bar or optical code scanning devices
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- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- Toxicology (AREA)
- Image Input (AREA)
- Facsimile Scanning Arrangements (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Testing Of Coins (AREA)
- Display Devices Of Pinball Game Machines (AREA)
- Control And Other Processes For Unpacking Of Materials (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Description
このPCT出願は、「部分フレーム操作モードを有する光学読取装置」という名称の2001年1月22日に出願された米国出願番号09/766,806及び「パラメータ判定遅延が低減された光学読取装置」という名称の2001年1月22日に出願された米国出願番号09/766,922の優先権を主張する。
Claims (21)
- 画素からなる2次元画像センサアレイを有する光学読取装置を操作する方法であって、
(a)前記アレイの全画素より少ない画素を表す複数の画素に入射する光の強度を正確に表す生成された複数の電気信号からなる画像データの部分フレームを生成するステップと、
(b)ステップ(a)で生成された前記複数の電気信号に対応する前記2D画像センサアレイからの前記画像データの部分フレームを取込むステップと、
(c)前記画像データの部分フレームを、前記画像データの部分フレームにおいて少なくとも部分的に表現された復号可能なインディシアを復号する試みのために処理するステップと、を備えたことを特徴とする方法。 - 請求項1に記載の方法において、前記取込みステップ(b)は、線形のピクセルパターンに対応する画像データを取込むステップを備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記取込みステップ(b)は、複数の角度的にオフセットされた線形のピクセルパターンに対応する画像データを取込むステップを備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記取込みステップ(b)は、垂直方向に離間された水平方向に向けられた複数の線形のピクセルパターンに対応する画像データを取込むステップを備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記取込みステップ(b)は、前記画像センサの中央の回りの画素群に対応する画像データを取込むステップを備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記処理ステップ(c)は、メモリ装置から前記画像データを読取るステップを備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記処理ステップ(c)は、メモリ装置から前記画像データを読取るステップと、前記画像データにおいて表現されるであろう復号可能なシンボルを復号することを試みるステップを備えたことを特徴とする方法。
- 請求項1に記載の方法であって、前記処理ステップ(c)が2次元シンボルが前記画像データの部分フレームにおいて部分的に表現される可能性があることを示した場合に、画像データの全フレームを取込むステップをさらに備えたことを特徴とする方法。
- 請求項1に記載の方法であって、前記処理ステップ(c)が2次元シンボルが前記画像データの部分フレームにおいて部分的に表現される可能性があることを示した場合に、適応的に配置された画像データの部分フレームを取込むステップをさらに備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記処理ステップ(c)は前記画像データの中に表現されている復号可能なシンボルを復号することを試みるステップを備え、前記方法は、前記処理ステップ(c)が2次元シンボルが前記画像データの部分フレームにおいて部分的に表現される可能性があることを示した場合に画像データの全フレームを取込むステップをさらに備えたことを特徴とする方法。
- 請求項1に記載の方法において、前記画像データの部分フレームにおいて表現された復号可能なインディシアは、復号可能なシンボルから復号される情報の選択された一つと、光学的に認識可能な文字よりなることを特徴とする方法。
- 請求項1に記載の方法において、前記取り込みステップ(b)は、水平方向に向けられた線形のピクセルパターンに対応する画像データを取り込むステップを含むことを特徴とする方法。
- 請求項1に記載の方法において、前記取り込みステップ(b)は、角度的にオフセットされた線形のピクセルパターンに対応する画像データを取り込むステップを含むことを特徴とする方法。
- 請求項1、2、3、4、5、12、及び13のいずれかに記載の方法において、前記方法は、さらに、(d)前記ステップ(c)での処理によっては、前記ステップ(b)で取り込まれた前記部分フレームの大きさより大きい大きさを持つ画像データのフレームを取り込むステップ、及び(e)前記復号可能なインディシアを復号する試みのために、前記ステップ(d)で取り込まれた前記画像データのフレームを処理するステップ、を含むことを特徴とする方法。
- 請求項14に記載の方法において、前記取込みステップ(d)は、画像データの部分フレームを取り込むステップを含むことを特徴とする方法。
- 請求項14に記載の方法において、前記取込みステップ(d)は、画像データの全フレームを取り込むステップを含むことを特徴とする方法。
- 請求項1、2、3、4、5、12、及び13のいずれかに記載の方法において、前記方法は、さらに、(d)前記復号可能なインディシアの復号を生じ損なっている前記ステップ(c)での処理によっては、前記ステップ(b)で取り込まれた前記部分フレームの大きさより大きい大きさを持つ画像データのフレームを取り込むステップ、及び(e)前記復号可能なインディシアを復号する試みのために、前記ステップ(d)で取り込まれた前記画像データのフレームを処理するステップ、を含むことを特徴とする方法。
- 請求項1、2、3、4、5、12、及び13のいずれかに記載の方法において、前記方法は、さらに、(d)前記画像データのフレームが復号可能なインディシアの部分的な表示を含むことを示す前記ステップ(c)での条件によっては、前記ステップ(b)で取り込まれた前記部分フレームの大きさより大きい大きさを持つ画像データのフレームを取り込むステップ、及び(e)前記復号可能なインディシアを復号する試みのために、前記ステップ(d)で取り込まれた前記画像データのフレームを処理するステップ、を含むことを特徴とする方法。
- 請求項1、2、3、4、5、12、及び13のいずれかに記載の方法において、前記方法はさらに、(d)つづいて、前記ステップ(b)で取り込まれた前記部分フレームの大きさより大きい大きさを持つ画像データのフレームを取り込むステップ、及び(e)前記復号可能なインディシアを復号する試みのために、前記ステップ(d)で取り込まれた前記画像データのフレームを処理するステップ、を含むことを特徴とする方法。
- 請求項1、2、3、4、5、12、及び13のいずれかに記載の方法において、前記方法は、さらに、(i)前記ステップ(a)に先立ち、第1の動作状態を活性化するよう、前記光学式リーダーに制御信号を手動で入力するステップ、及び(ii)前記 ステップ(b)につづいて、第2の動作状態を活性化するよう、前記光学式リーダーに制御信号を手動で入力するステップを含み、
前記第1の動作状態、及び第2の動作状態のいずれかにおける前記光学式リーダーは、取り込んだイメージデータを利用して、復号可能なインディシアを復号することを試みることができ、前記第2の動作状態で動作しているときに前記光学式リーダーにより取り込まれることのできる最大フレームサイズは、前記第1の動作状態で動作しているときに前記光学式リーダーにより取り込まれることのできる最大フレームサイズより大きい、ことを特徴とする方法。 - 請求項1ないし20のいずれかに記載の方法において、該方法は、ハンドヘルド光学式リーダーを利用するステップを含むことを特徴とする方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/766,806 US6637658B2 (en) | 2001-01-22 | 2001-01-22 | Optical reader having partial frame operating mode |
US09/766,922 US7268924B2 (en) | 2001-01-22 | 2001-01-22 | Optical reader having reduced parameter determination delay |
PCT/US2002/001469 WO2002063543A2 (en) | 2001-01-22 | 2002-01-18 | Optical reader having partial frame operating mode |
Publications (2)
Publication Number | Publication Date |
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JP2004533031A JP2004533031A (ja) | 2004-10-28 |
JP4250420B2 true JP4250420B2 (ja) | 2009-04-08 |
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Application Number | Title | Priority Date | Filing Date |
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JP2002563413A Expired - Fee Related JP4250420B2 (ja) | 2001-01-22 | 2002-01-18 | 部分フレーム操作モードを有する光学読取装置 |
Country Status (6)
Country | Link |
---|---|
US (3) | US8439264B2 (ja) |
EP (3) | EP1717728B1 (ja) |
JP (1) | JP4250420B2 (ja) |
AT (1) | ATE335246T1 (ja) |
DE (2) | DE60237553D1 (ja) |
WO (1) | WO2002063543A2 (ja) |
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- 2002-01-18 JP JP2002563413A patent/JP4250420B2/ja not_active Expired - Fee Related
- 2002-01-18 EP EP10009054.7A patent/EP2249284B1/en not_active Expired - Lifetime
- 2002-01-18 DE DE60213559T patent/DE60213559T2/de not_active Expired - Lifetime
- 2002-01-18 AT AT02723063T patent/ATE335246T1/de not_active IP Right Cessation
- 2002-01-18 EP EP02723063A patent/EP1354291B1/en not_active Expired - Lifetime
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2008
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2013
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2014
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WO2002063543A2 (en) | 2002-08-15 |
US20140299665A1 (en) | 2014-10-09 |
EP1717728A1 (en) | 2006-11-02 |
US20130248605A1 (en) | 2013-09-26 |
EP1354291B1 (en) | 2006-08-02 |
DE60237553D1 (de) | 2010-10-14 |
EP1717728B1 (en) | 2010-09-01 |
EP2249284A3 (en) | 2012-10-03 |
EP1354291A2 (en) | 2003-10-22 |
JP2004533031A (ja) | 2004-10-28 |
DE60213559T2 (de) | 2007-10-18 |
EP2249284A2 (en) | 2010-11-10 |
US8702000B2 (en) | 2014-04-22 |
ATE335246T1 (de) | 2006-08-15 |
DE60213559D1 (de) | 2006-09-14 |
US8439264B2 (en) | 2013-05-14 |
US20090032597A1 (en) | 2009-02-05 |
WO2002063543A3 (en) | 2002-09-26 |
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