CN209182840U - 屏下指纹识别系统 - Google Patents
屏下指纹识别系统 Download PDFInfo
- Publication number
- CN209182840U CN209182840U CN201821724450.5U CN201821724450U CN209182840U CN 209182840 U CN209182840 U CN 209182840U CN 201821724450 U CN201821724450 U CN 201821724450U CN 209182840 U CN209182840 U CN 209182840U
- Authority
- CN
- China
- Prior art keywords
- beamlet
- fingerprint recognition
- light
- recognition system
- bandpass filter
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 86
- 238000001228 spectrum Methods 0.000 claims description 57
- 238000001914 filtration Methods 0.000 claims description 42
- 230000002093 peripheral effect Effects 0.000 claims description 21
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000052 comparative effect Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
-
- 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
-
- 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
- G06V40/1347—Preprocessing; Feature extraction
- G06V40/1359—Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1462—Coatings
- H01L27/14621—Colour filter arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862712990P | 2018-08-01 | 2018-08-01 | |
US62/712,990 | 2018-08-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209182840U true CN209182840U (zh) | 2019-07-30 |
Family
ID=66592088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821724450.5U Active CN209182840U (zh) | 2018-08-01 | 2018-10-24 | 屏下指纹识别系统 |
Country Status (3)
Country | Link |
---|---|
US (2) | US20200042765A1 (zh) |
CN (1) | CN209182840U (zh) |
TW (3) | TWM577547U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109858423A (zh) * | 2019-01-25 | 2019-06-07 | 上海思立微电子科技有限公司 | 指纹图像获取方法和设备 |
CN111818264A (zh) * | 2020-07-15 | 2020-10-23 | Oppo广东移动通信有限公司 | 图像采集系统 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWM577547U (zh) * | 2018-08-01 | 2019-05-01 | 香港商印芯科技股份有限公司 | 屏下指紋辨識系統 |
WO2020181493A1 (zh) * | 2019-03-12 | 2020-09-17 | 深圳市汇顶科技股份有限公司 | 屏下指纹识别装置和电子设备 |
TWI783230B (zh) * | 2019-06-13 | 2022-11-11 | 神盾股份有限公司 | 屏下式指紋感測模組與電子裝置 |
CN110390270A (zh) * | 2019-06-27 | 2019-10-29 | 北京集创北方科技股份有限公司 | 光学指纹识别方法、装置、电子设备及存储介质 |
TWI691909B (zh) * | 2019-06-27 | 2020-04-21 | 大陸商北京集創北方科技股份有限公司 | 光學指紋採集方法、指紋感測裝置及資訊處理裝置 |
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 |
CN110751047B (zh) * | 2019-09-20 | 2021-08-31 | 维沃移动通信有限公司 | 一种指纹识别模组及电子设备 |
TWI764608B (zh) * | 2020-10-08 | 2022-05-11 | 大陸商廣州印芯半導體技術有限公司 | 一種顯示裝置及其影像感測方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI534717B (zh) * | 2014-05-30 | 2016-05-21 | 正崴精密工業股份有限公司 | 指紋感測器 |
US9513480B2 (en) | 2015-02-09 | 2016-12-06 | Microsoft Technology Licensing, Llc | Waveguide |
CN105389552A (zh) * | 2015-10-30 | 2016-03-09 | 京东方科技集团股份有限公司 | 一种指纹识别模组及其制备方法、显示装置 |
US10387710B2 (en) * | 2016-03-07 | 2019-08-20 | Microsoft Technology Licensing, Llc | Image sensing with a waveguide display |
CN106940598B (zh) * | 2016-12-20 | 2019-12-03 | 上海交通大学 | 集触控和指纹识别的光学触摸屏 |
CN107025451B (zh) * | 2017-04-27 | 2019-11-08 | 上海天马微电子有限公司 | 一种显示面板及显示装置 |
US10664676B2 (en) * | 2017-06-12 | 2020-05-26 | Will Semiconductor (Shanghai) Co. Ltd. | Systems and methods for reducing unwanted reflections in display systems incorporating an under display biometric sensor |
US10216975B1 (en) * | 2018-02-23 | 2019-02-26 | Shenzhen GOODIX Technology Co., Ltd. | Optical imaging via imaging lens and imaging pinhole in under-screen optical sensor module for on-screen fingerprint sensing in devices having organic light emitting diode (OLED) screens or other screens |
TWM577547U (zh) * | 2018-08-01 | 2019-05-01 | 香港商印芯科技股份有限公司 | 屏下指紋辨識系統 |
-
2018
- 2018-09-28 TW TW107213216U patent/TWM577547U/zh unknown
- 2018-10-24 CN CN201821724450.5U patent/CN209182840U/zh active Active
- 2018-10-31 TW TW107138528A patent/TWI713921B/zh active
- 2018-10-31 TW TW107214794U patent/TWM575562U/zh unknown
-
2019
- 2019-06-27 US US16/454,088 patent/US20200042765A1/en not_active Abandoned
- 2019-07-08 US US16/505,623 patent/US10824841B2/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109858423A (zh) * | 2019-01-25 | 2019-06-07 | 上海思立微电子科技有限公司 | 指纹图像获取方法和设备 |
CN111818264A (zh) * | 2020-07-15 | 2020-10-23 | Oppo广东移动通信有限公司 | 图像采集系统 |
Also Published As
Publication number | Publication date |
---|---|
US20200042767A1 (en) | 2020-02-06 |
US20200042765A1 (en) | 2020-02-06 |
TWI713921B (zh) | 2020-12-21 |
TW202008218A (zh) | 2020-02-16 |
TWM577547U (zh) | 2019-05-01 |
US10824841B2 (en) | 2020-11-03 |
TWM575562U (zh) | 2019-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191101 Address after: Unit 1103, floor 11, building a, No. 18, science Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Yinxin Semiconductor Technology Co., Ltd Address before: Room 19f1904, Puki business centre, 5 Hanoi Road, Tsimshatsui, Hong Kong, China Patentee before: Printing Technology Co., Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Off screen fingerprint identification system Effective date of registration: 20200922 Granted publication date: 20190730 Pledgee: Bank of China Limited Dongshan Branch of Guangzhou Pledgor: Guangzhou Yinxin Semiconductor Technology Co.,Ltd. Registration number: Y2020440000296 |