CN1183473C - 指纹读取器件及其方法 - Google Patents
指纹读取器件及其方法 Download PDFInfo
- Publication number
- CN1183473C CN1183473C CNB001226460A CN00122646A CN1183473C CN 1183473 C CN1183473 C CN 1183473C CN B001226460 A CNB001226460 A CN B001226460A CN 00122646 A CN00122646 A CN 00122646A CN 1183473 C CN1183473 C CN 1183473C
- Authority
- CN
- China
- Prior art keywords
- light
- liquid crystal
- countervane
- active matrix
- fingerprint
- 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
Links
- 238000000034 method Methods 0.000 title claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 64
- 239000011159 matrix material Substances 0.000 claims abstract description 34
- 210000002858 crystal cell Anatomy 0.000 claims abstract description 11
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000005286 illumination Methods 0.000 abstract 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000010409 thin film Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
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
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
Landscapes
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (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)
- Length Measuring Devices By Optical Means (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP227722/1999 | 1999-08-11 | ||
JP22772299A JP4381517B2 (ja) | 1999-08-11 | 1999-08-11 | 指紋読み取り装置及び方法 |
JP227722/99 | 1999-08-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1284687A CN1284687A (zh) | 2001-02-21 |
CN1183473C true CN1183473C (zh) | 2005-01-05 |
Family
ID=16865341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001226460A Expired - Lifetime CN1183473C (zh) | 1999-08-11 | 2000-08-10 | 指纹读取器件及其方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6941002B1 (zh) |
JP (1) | JP4381517B2 (zh) |
CN (1) | CN1183473C (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002312771A (ja) * | 2001-04-16 | 2002-10-25 | Omron Corp | 指紋画像入力装置 |
KR20020028754A (ko) * | 2001-05-04 | 2002-04-17 | 안준영 | 액정표시겸 지문입력 패널 |
KR20020028756A (ko) * | 2001-06-04 | 2002-04-17 | 안준영 | 액정표시겸 이미지입력 패널 |
KR20030069342A (ko) * | 2002-02-20 | 2003-08-27 | 비오이 하이디스 테크놀로지 주식회사 | 광센서를 구비한 박막트랜지스터 액정표시장치 |
DE602004031564D1 (de) * | 2004-10-04 | 2011-04-07 | Hitachi Ltd | Personenbezogene identifikationseinrichtung |
JP4815863B2 (ja) * | 2005-04-28 | 2011-11-16 | ソニー株式会社 | 撮像装置 |
US20090029338A1 (en) * | 2007-07-24 | 2009-01-29 | Acco Brands Usa Llc | Display board assembly |
JP6044239B2 (ja) | 2012-10-01 | 2016-12-14 | セイコーエプソン株式会社 | 撮像装置および医療機器 |
TWI621996B (zh) * | 2015-11-23 | 2018-04-21 | 艾瑞克迪恩 傑森 | 指紋讀取器 |
US9961178B2 (en) * | 2016-03-24 | 2018-05-01 | Motorola Mobility Llc | Embedded active matrix organic light emitting diode (AMOLED) fingerprint sensor |
CN106339682B (zh) * | 2016-08-26 | 2019-09-06 | 京东方科技集团股份有限公司 | 指纹识别的显示面板及指纹识别的显示装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0762865B2 (ja) * | 1993-05-13 | 1995-07-05 | 日本電気株式会社 | 指紋画像入力装置 |
GB9507817D0 (en) * | 1995-04-18 | 1995-05-31 | Philips Electronics Uk Ltd | Touch sensing devices and methods of making such |
US6310683B1 (en) * | 1997-08-05 | 2001-10-30 | Casio Computer Co., Ltd. | Apparatus for reading fingerprint |
US6191410B1 (en) * | 1999-06-23 | 2001-02-20 | International Automated Systems, Inc | Fingerprint sensing apparatus and method |
-
1999
- 1999-08-11 JP JP22772299A patent/JP4381517B2/ja not_active Expired - Fee Related
-
2000
- 2000-08-08 US US09/634,243 patent/US6941002B1/en not_active Expired - Lifetime
- 2000-08-10 CN CNB001226460A patent/CN1183473C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2001052151A (ja) | 2001-02-23 |
CN1284687A (zh) | 2001-02-21 |
US6941002B1 (en) | 2005-09-06 |
JP4381517B2 (ja) | 2009-12-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160307 Address after: Chiba County, Japan Patentee after: SEIKO INSTR INC Address before: Chiba County, Japan Patentee before: Seiko Instruments Inc. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: EPPs Lingke Co. Ltd. Address before: Chiba County, Japan Patentee before: SEIKO INSTR INC |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20050105 |