JP4767956B2 - 鏡面反射を除去するためのスキャナーおよび方法 - Google Patents
鏡面反射を除去するためのスキャナーおよび方法 Download PDFInfo
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- JP4767956B2 JP4767956B2 JP2007529942A JP2007529942A JP4767956B2 JP 4767956 B2 JP4767956 B2 JP 4767956B2 JP 2007529942 A JP2007529942 A JP 2007529942A JP 2007529942 A JP2007529942 A JP 2007529942A JP 4767956 B2 JP4767956 B2 JP 4767956B2
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- 238000000034 method Methods 0.000 title description 7
- 230000003287 optical effect Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000003384 imaging method Methods 0.000 description 46
- 238000005286 illumination Methods 0.000 description 34
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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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
- G06K7/10732—Light sources
-
- 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
- G06K7/10792—Special measures in relation to the object to be scanned
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Input (AREA)
- Facsimile Scanning Arrangements (AREA)
Description
Claims (8)
- 光符号を読み込むためのスキャナーであって、該スキャナーは、
対象に光を投射し、第一の光源を含む、光伝達コンポーネントと、
カメラを含み、該対象から反射される光を受け、該対象の第一の画像を生成する画像収集コンポーネントと
を備え、
該画像収集コンポーネントは、
受光された反射光のうちの第一の部分を第一の角度で該カメラに向けるための、第一の光反射面を含み、
該受光された反射光のうちの該第一の部分を第二の角度で該カメラにさらに向けるための、第二の光反射面を含み、
該受光された反射光のうちの該さらに向けられた第一の部分と該受光された反射光のうちの該対象から直接的に反射された第二の部分とに基づく該光符号の分割された表示を獲得し、
該光符号の該分割された表示に基づいて該光符号をデコードする、
スキャナー。 - 前記光符号はバーコードである、請求項1に記載のスキャナー。
- 前記スキャナーは携帯用のバーコードスキャナーである、請求項1に記載のスキャナー。
- 前記カメラはデジタルカメラおよびCCDのうちの1つを含む、請求項1に記載のスキャナー。
- 光符号を読み込むためのスキャナーであって、該スキャナーは、
ハウジングと、
窓と、
対象に光を投射するための複数の光源と、
該複数の光源によって投射された該光を反射することにより、該窓を通して該対象を照明するための鏡と、
該鏡によって反射された該対象からの光を受け取る、該ハウジングの基部におけるカメラと
を備え、
該カメラは、静止した状態で、該複数の光源によって照明される該対象の複数の画像を獲得し、
該カメラが、該静止した状態で該獲得された複数の画像のうちの少なくとも1つが鏡面反射を含むことを決定した場合には、該カメラは該獲得された複数の画像のうちの他の画像に基づいて該光符号をデコードする、
スキャナー。 - 前記光符号はバーコードである、請求項5に記載のスキャナー。
- 前記スキャナーは携帯用のバーコードスキャナーである、請求項5に記載のスキャナー。
- 前記第一のカメラはデジタルカメラおよびCCDのうちの1つを含む、請求項5に記載のスキャナー。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/930,651 | 2004-08-31 | ||
US10/930,651 US7204420B2 (en) | 2004-08-31 | 2004-08-31 | Scanner and method for eliminating specular reflection |
PCT/US2005/029006 WO2006026141A1 (en) | 2004-08-31 | 2005-08-15 | Scanner and method for eliminating specular reflection |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008511917A JP2008511917A (ja) | 2008-04-17 |
JP4767956B2 true JP4767956B2 (ja) | 2011-09-07 |
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Application Number | Title | Priority Date | Filing Date |
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JP2007529942A Active JP4767956B2 (ja) | 2004-08-31 | 2005-08-15 | 鏡面反射を除去するためのスキャナーおよび方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7204420B2 (ja) |
EP (1) | EP1784761B1 (ja) |
JP (1) | JP4767956B2 (ja) |
CN (1) | CN101031930B (ja) |
WO (1) | WO2006026141A1 (ja) |
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-
2004
- 2004-08-31 US US10/930,651 patent/US7204420B2/en not_active Expired - Lifetime
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- 2005-08-15 CN CN2005800332167A patent/CN101031930B/zh active Active
- 2005-08-15 JP JP2007529942A patent/JP4767956B2/ja active Active
- 2005-08-15 EP EP05786487A patent/EP1784761B1/en active Active
- 2005-08-15 WO PCT/US2005/029006 patent/WO2006026141A1/en active Application Filing
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US7204420B2 (en) | 2007-04-17 |
CN101031930A (zh) | 2007-09-05 |
JP2008511917A (ja) | 2008-04-17 |
EP1784761B1 (en) | 2012-09-19 |
US20060043194A1 (en) | 2006-03-02 |
EP1784761A4 (en) | 2008-06-25 |
US7475821B2 (en) | 2009-01-13 |
WO2006026141A1 (en) | 2006-03-09 |
US20070181692A1 (en) | 2007-08-09 |
CN101031930B (zh) | 2010-04-07 |
EP1784761A1 (en) | 2007-05-16 |
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