CN114787758A - 指纹识别基板及其驱动方法和显示装置 - Google Patents

指纹识别基板及其驱动方法和显示装置 Download PDF

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Publication number
CN114787758A
CN114787758A CN202080002204.2A CN202080002204A CN114787758A CN 114787758 A CN114787758 A CN 114787758A CN 202080002204 A CN202080002204 A CN 202080002204A CN 114787758 A CN114787758 A CN 114787758A
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China
Prior art keywords
fingerprint identification
signal
group
signal transmission
groups
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CN202080002204.2A
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English (en)
Inventor
刘屹
王世君
穆文凯
冯博
杨心澜
王洋
魏旃
丁腾飞
樊君
徐成福
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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Application filed by BOE Technology Group Co Ltd, Beijing BOE Display Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Publication of CN114787758A publication Critical patent/CN114787758A/zh
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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
    • G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04164—Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Image Input (AREA)

Abstract

一种指纹识别基板，包括：呈阵列排布的多个指纹识别单元(1)、多个信号读取线组(6)和多个选通电路(MUX_1～MUX_n)，多个指纹识别单元(1)划分为沿行方向排布的多个第一指纹识别组(2)，第一指纹识别组(1)、信号读取线组(6)和选通电路(MUX_1～MUX_n)中任意两者均一一对应；第一指纹识别组(2)包括：在行方向排布的连续多列指纹识别单元(1)，信号读取线组(6)包括：多条信号读取线(RL)，信号读取线与对应的一列指纹识别单元(1)连接；选通电路(MUX_1～MUX_n)包括：多个开关电路(T_1～T_b)，每条信号读取线(RL)均通过对应的开关电路(T_1～T_b)与信号接收单元(5)上的一个信号传输通道(channel_1～channel_2b)连接；在全部信号读取线(RL)中，位于同一信号读取线组(6)中的不同信号读取线(RL)连接不同信号传输通道(channel_1～channel_2b)，且存在位于不同信号读取线组(6)中的至少两条信号读取线(RL)连接同一信号传输通道(channel_1～channel_2b)。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN202080002204.2A 2020-09-29 2020-09-29 指纹识别基板及其驱动方法和显示装置 Pending CN114787758A (zh)

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PCT/CN2020/118871 WO2022067516A1 (zh) 2020-09-29 2020-09-29 指纹识别基板及其驱动方法和显示装置

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CN114787758A true CN114787758A (zh) 2022-07-22

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US (1) US11810389B2 (zh)
CN (1) CN114787758A (zh)
WO (1) WO2022067516A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230154229A1 (en) * 2021-11-15 2023-05-18 Hannstouch Solution Incorporated Fingerprint sensing device and display device
CN114694192A (zh) * 2022-03-31 2022-07-01 上海天马微电子有限公司 检测电路及其驱动方法和显示装置

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US20030174256A1 (en) * 2002-03-12 2003-09-18 Kim Choong Hoo Liquid crystal display device performing both image display mode and fingerprint recognition mode
WO2015090082A1 (zh) * 2013-12-20 2015-06-25 深圳市汇顶科技股份有限公司 指纹检测装置和移动终端
WO2015192537A1 (zh) * 2014-06-17 2015-12-23 京东方科技集团股份有限公司 指纹识别单元和电子设备
CN105205440A (zh) * 2015-02-13 2015-12-30 比亚迪股份有限公司 用于指纹传感器的数据处理方法及电子装置
US20160048717A1 (en) * 2014-08-18 2016-02-18 Boe Technology Group Co., Ltd. Array Substrate, Driving Method and Display Device
CN105930827A (zh) * 2016-05-16 2016-09-07 京东方科技集团股份有限公司 一种阵列基板、显示装置及其驱动方法
WO2017036079A1 (zh) * 2015-08-28 2017-03-09 京东方科技集团股份有限公司 指纹识别元件、指纹识别方法、显示器件及显示装置
CN111160287A (zh) * 2019-12-31 2020-05-15 厦门天马微电子有限公司 显示面板及其指纹识别方法、显示装置
WO2020107435A1 (zh) * 2018-11-30 2020-06-04 京东方科技集团股份有限公司 扫描电路、驱动电路、触控显示面板、接收切换电路及驱动方法
US20200218388A1 (en) * 2019-01-04 2020-07-09 Chongqing Boe Optoelectronics Technology Co., Ltd. Touch display panel, method for driving the same, and display device

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Publication number Priority date Publication date Assignee Title
CN110263750B (zh) 2019-06-27 2021-07-30 厦门天马微电子有限公司 显示面板和显示装置
CN110851024B (zh) 2019-12-20 2022-10-04 厦门天马微电子有限公司 显示面板及显示装置
CN111124184B (zh) 2019-12-26 2022-10-11 厦门天马微电子有限公司 显示模组及显示装置

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030174256A1 (en) * 2002-03-12 2003-09-18 Kim Choong Hoo Liquid crystal display device performing both image display mode and fingerprint recognition mode
WO2015090082A1 (zh) * 2013-12-20 2015-06-25 深圳市汇顶科技股份有限公司 指纹检测装置和移动终端
WO2015192537A1 (zh) * 2014-06-17 2015-12-23 京东方科技集团股份有限公司 指纹识别单元和电子设备
US20160048717A1 (en) * 2014-08-18 2016-02-18 Boe Technology Group Co., Ltd. Array Substrate, Driving Method and Display Device
CN105205440A (zh) * 2015-02-13 2015-12-30 比亚迪股份有限公司 用于指纹传感器的数据处理方法及电子装置
WO2017036079A1 (zh) * 2015-08-28 2017-03-09 京东方科技集团股份有限公司 指纹识别元件、指纹识别方法、显示器件及显示装置
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WO2020107435A1 (zh) * 2018-11-30 2020-06-04 京东方科技集团股份有限公司 扫描电路、驱动电路、触控显示面板、接收切换电路及驱动方法
US20200218388A1 (en) * 2019-01-04 2020-07-09 Chongqing Boe Optoelectronics Technology Co., Ltd. Touch display panel, method for driving the same, and display device
CN111160287A (zh) * 2019-12-31 2020-05-15 厦门天马微电子有限公司 显示面板及其指纹识别方法、显示装置

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US20220319221A1 (en) 2022-10-06
US11810389B2 (en) 2023-11-07

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