CN1445717A - 微型光学指纹传感器及用于指纹成像的方法 - Google Patents
微型光学指纹传感器及用于指纹成像的方法 Download PDFInfo
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- CN1445717A CN1445717A CN03121648A CN03121648A CN1445717A CN 1445717 A CN1445717 A CN 1445717A CN 03121648 A CN03121648 A CN 03121648A CN 03121648 A CN03121648 A CN 03121648A CN 1445717 A CN1445717 A CN 1445717A
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- CN
- China
- Prior art keywords
- light
- mirror
- prism
- fingerprint sensor
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- 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.)
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- 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)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/100,689 | 2002-03-14 | ||
US10/100,689 US6750955B1 (en) | 2002-03-14 | 2002-03-14 | Compact optical fingerprint sensor and method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1445717A true CN1445717A (zh) | 2003-10-01 |
CN1203441C CN1203441C (zh) | 2005-05-25 |
Family
ID=28039867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB03121648XA Expired - Fee Related CN1203441C (zh) | 2002-03-14 | 2003-03-13 | 微型光学指纹传感器及用于指纹成像的方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6750955B1 (zh) |
CN (1) | CN1203441C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106339689A (zh) * | 2016-08-31 | 2017-01-18 | 长春鸿达光电子与生物统计识别技术有限公司 | 一种指掌纹图像采集装置 |
CN107978050A (zh) * | 2017-12-15 | 2018-05-01 | 浙江钜士安防科技股份有限公司 | 一种指纹与密码同步验证开锁的指纹密码锁及其开锁方法 |
CN112395931A (zh) * | 2019-08-13 | 2021-02-23 | 广州印芯半导体技术有限公司 | 指纹感测装置 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6954260B2 (en) * | 2002-01-17 | 2005-10-11 | Cross Match Technologies, Inc. | Systems and methods for illuminating a platen in a print scanner |
US6867850B2 (en) * | 2002-01-17 | 2005-03-15 | Cross Match Technologies, Inc. | Light wedge for illuminating a platen in a print scanner |
DE10223107A1 (de) * | 2002-05-22 | 2003-12-04 | Zeiss Carl Jena Gmbh | Vorrichtung zur Abbildung von Gegenständen |
WO2005109314A2 (en) * | 2004-04-29 | 2005-11-17 | Cross Match Technologies, Inc. | Method and apparatus for discriminating ambient light in a fingerprint scanner |
US7379570B2 (en) * | 2005-01-19 | 2008-05-27 | E-Pin International Tech Co., Ltd. | Optical engine for fingerprint reader |
US20070046926A1 (en) * | 2005-08-26 | 2007-03-01 | Jung-Chun Wu | Fingerprint identification assembly using reflection to identify pattern of a fingerprint |
US20080239285A1 (en) * | 2007-03-30 | 2008-10-02 | Chuan Liang Industrial Co., Ltd. | Fingerprint identification system |
US20090102793A1 (en) * | 2007-10-22 | 2009-04-23 | Microsoft Corporation | Optical mouse |
US8847888B2 (en) * | 2007-12-18 | 2014-09-30 | Microsoft Corporation | Optical mouse with limited wavelength optics |
US20090160773A1 (en) * | 2007-12-20 | 2009-06-25 | Microsoft Corporation | Optical mouse |
US20090160772A1 (en) * | 2007-12-20 | 2009-06-25 | Microsoft Corporation | Diffuse optics in an optical mouse |
US8564653B2 (en) * | 2010-10-17 | 2013-10-22 | Southwest Research Institute | Scaleable, compact, high resolution optical fingerprint reader |
US9829614B2 (en) | 2015-02-02 | 2017-11-28 | Synaptics Incorporated | Optical sensor using collimator |
US10181070B2 (en) | 2015-02-02 | 2019-01-15 | Synaptics Incorporated | Low profile illumination in an optical fingerprint sensor |
US10289891B2 (en) | 2016-03-31 | 2019-05-14 | Synaptics Incorpated | Optical biometric sensor having diffractive optical elements |
WO2018064563A1 (en) * | 2016-09-29 | 2018-04-05 | Synaptics Incorporated | Low profile illumination in an optical fingerprint sensor |
KR20180050600A (ko) * | 2016-10-01 | 2018-05-15 | 선전 구딕스 테크놀로지 컴퍼니, 리미티드 | 지문 캡처링 장치 |
US10235557B1 (en) * | 2018-01-08 | 2019-03-19 | Secugen Corporation | Method and apparatus for sensing fingerprint |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3619060A (en) * | 1968-11-19 | 1971-11-09 | Joseph E Johnson | Identification device |
US5650842A (en) * | 1995-10-27 | 1997-07-22 | Identix Incorporated | Device and method for obtaining a plain image of multiple fingerprints |
-
2002
- 2002-03-14 US US10/100,689 patent/US6750955B1/en not_active Expired - Lifetime
-
2003
- 2003-03-13 CN CNB03121648XA patent/CN1203441C/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106339689A (zh) * | 2016-08-31 | 2017-01-18 | 长春鸿达光电子与生物统计识别技术有限公司 | 一种指掌纹图像采集装置 |
CN107978050A (zh) * | 2017-12-15 | 2018-05-01 | 浙江钜士安防科技股份有限公司 | 一种指纹与密码同步验证开锁的指纹密码锁及其开锁方法 |
CN112395931A (zh) * | 2019-08-13 | 2021-02-23 | 广州印芯半导体技术有限公司 | 指纹感测装置 |
CN112395931B (zh) * | 2019-08-13 | 2024-05-10 | 广州印芯半导体技术有限公司 | 指纹感测装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1203441C (zh) | 2005-05-25 |
US6750955B1 (en) | 2004-06-15 |
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ASS | Succession or assignment of patent right |
Owner name: MAGNER SEMICONDUCTOR CO., LTD. Free format text: FORMER OWNER: USA RUIXIANG SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20090626 Owner name: MAGNACHIP CO., LTD. Free format text: FORMER OWNER: MAGNER SEMICONDUCTOR CO., LTD. Effective date: 20090626 |
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Owner name: USA RUIXIANG SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER NAME: USA LIGHT WRITING SCIENCE + TECHNOLOGY CO., LTD. |
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Address after: California, USA Patentee after: American sharp Polytron Technologies Inc. Address before: California, USA Patentee before: IC Media Corp. |
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Effective date of registration: 20090626 Address after: North Chungcheong Province Patentee after: Magnachip Semiconductor, Ltd. Address before: California, USA Patentee before: Magnachip semiconductor Limited by Share Ltd. Effective date of registration: 20090626 Address after: California, USA Patentee after: Magnachip semiconductor Limited by Share Ltd. Address before: California, USA Patentee before: American sharp Polytron Technologies Inc. |
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Owner name: KONO SCIENCE CO., LTD. Free format text: FORMER OWNER: MAGNACHIP CO., LTD. Effective date: 20090807 |
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Owner name: COMMUNICATION HOLDINGS LIMITED Free format text: FORMER OWNER: KONO SCIENCE CO., LTD. Effective date: 20090911 |
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Effective date of registration: 20090911 Address after: Delaware Patentee after: Traffic Holdings Ltd. Address before: Delaware Patentee before: CROSSTEK CAPITAL, LLC |
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Granted publication date: 20050525 Termination date: 20190313 |
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