JP4081015B2 - 平坦な導波管を備えた光学的生物測定センサー - Google Patents
平坦な導波管を備えた光学的生物測定センサー Download PDFInfo
- Publication number
- JP4081015B2 JP4081015B2 JP2003562856A JP2003562856A JP4081015B2 JP 4081015 B2 JP4081015 B2 JP 4081015B2 JP 2003562856 A JP2003562856 A JP 2003562856A JP 2003562856 A JP2003562856 A JP 2003562856A JP 4081015 B2 JP4081015 B2 JP 4081015B2
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- light
- fingerprint
- waveguide
- core layer
- 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 - Fee Related
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Description
Claims (3)
- 光を検知するための検知手段と、
個人の光方向指示手段との接触点における接触に応えて、前記個人と前記光方向指示手段との前記接触点から、前記検知手段に光を向かわせるための光方向指示手段と、を備えた直接光学生物測定センサーであって、
前記光方向指示手段が、少なくとも部分的には露出した領域を備えているコア層を有する平板導波管と、光が前記露出している領域全体に伝播するように光をコア層内に導入するための手段とを備えていることを特徴とするセンサーにおいて、
前記センサーが、前記平板導波管と前記検知手段の間に配置されている干渉フィルターを更に備えていることを特徴とする、センサー。 - 前記光を平板導波管のコア層内に導入するための手段は、1つ又は複数のダイオードレーザー又は発光ダイオードを備えていることを特徴とする、請求項1に記載のセンサー。
- 上記請求項1または請求項2の何れかの請求項に記載のセンサーを備えていることを特徴とする電子装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0201080A GB2384355A (en) | 2002-01-18 | 2002-01-18 | Biometric sensor |
PCT/GB2003/000042 WO2003063065A1 (en) | 2002-01-18 | 2003-01-08 | Optical biometric sensor with planar waveguide |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005515813A JP2005515813A (ja) | 2005-06-02 |
JP4081015B2 true JP4081015B2 (ja) | 2008-04-23 |
Family
ID=9929278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003562856A Expired - Fee Related JP4081015B2 (ja) | 2002-01-18 | 2003-01-08 | 平坦な導波管を備えた光学的生物測定センサー |
Country Status (6)
Country | Link |
---|---|
US (1) | US20050084142A1 (ja) |
EP (1) | EP1466294B1 (ja) |
JP (1) | JP4081015B2 (ja) |
DE (1) | DE60320751D1 (ja) |
GB (1) | GB2384355A (ja) |
WO (1) | WO2003063065A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7180643B2 (en) | 2004-08-23 | 2007-02-20 | Cross Match Technologies, Inc. | Live print scanner with holographic imaging a different magnifications |
US7221489B2 (en) | 2004-08-23 | 2007-05-22 | Cross Match Technologies, Inc | Live print scanner with holographic platen |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69407628T2 (de) * | 1993-02-01 | 1998-08-27 | Matsushita Electric Ind Co Ltd | Wellenleiter-Bildübertragungsvorrichtung und Vorrichtung zur Identifikation von Fingerabdrücken |
US5986746A (en) * | 1994-02-18 | 1999-11-16 | Imedge Technology Inc. | Topographical object detection system |
US5732148A (en) * | 1994-09-16 | 1998-03-24 | Keagy; John Martin | Apparatus and method for electronically acquiring fingerprint images with low cost removable platen and separate imaging device |
US5822445A (en) * | 1995-06-27 | 1998-10-13 | Dew Engineering And Development Limited | Apparatus for identifying fingerprints |
US5859420A (en) * | 1996-02-12 | 1999-01-12 | Dew Engineering And Development Limited | Optical imaging device |
US6191410B1 (en) * | 1999-06-23 | 2001-02-20 | International Automated Systems, Inc | Fingerprint sensing apparatus and method |
AU5766700A (en) * | 1999-06-23 | 2001-01-09 | Neldon P Johnson | Fingerprint sensing device and method |
AU7359700A (en) * | 1999-09-08 | 2001-04-10 | Digitalpersona, Inc. | A thin prism fingerprint imager system |
-
2002
- 2002-01-18 GB GB0201080A patent/GB2384355A/en not_active Withdrawn
-
2003
- 2003-01-08 DE DE60320751T patent/DE60320751D1/de not_active Expired - Lifetime
- 2003-01-08 JP JP2003562856A patent/JP4081015B2/ja not_active Expired - Fee Related
- 2003-01-08 US US10/501,113 patent/US20050084142A1/en not_active Abandoned
- 2003-01-08 WO PCT/GB2003/000042 patent/WO2003063065A1/en active IP Right Grant
- 2003-01-08 EP EP03700341A patent/EP1466294B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2384355A (en) | 2003-07-23 |
EP1466294B1 (en) | 2008-05-07 |
US20050084142A1 (en) | 2005-04-21 |
GB0201080D0 (en) | 2002-03-06 |
DE60320751D1 (de) | 2008-06-19 |
WO2003063065A1 (en) | 2003-07-31 |
EP1466294A1 (en) | 2004-10-13 |
JP2005515813A (ja) | 2005-06-02 |
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