GB2574589B - Pressure sensing apparatus and method - Google Patents

Pressure sensing apparatus and method Download PDF

Info

Publication number
GB2574589B
GB2574589B GB1809320.3A GB201809320A GB2574589B GB 2574589 B GB2574589 B GB 2574589B GB 201809320 A GB201809320 A GB 201809320A GB 2574589 B GB2574589 B GB 2574589B
Authority
GB
United Kingdom
Prior art keywords
pressure sensing
sensing apparatus
pressure
sensing
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
Application number
GB1809320.3A
Other languages
English (en)
Other versions
GB201809320D0 (en
GB2574589A (en
Inventor
Routley Paul
Micci Riccardo
Bastani Babak
Nathan Arokia
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cambridge Touch Technologies Ltd
Original Assignee
Cambridge Touch Technologies Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cambridge Touch Technologies Ltd filed Critical Cambridge Touch Technologies Ltd
Priority to GB1809320.3A priority Critical patent/GB2574589B/en
Publication of GB201809320D0 publication Critical patent/GB201809320D0/en
Priority to PCT/GB2019/051400 priority patent/WO2019234386A1/en
Priority to US16/430,044 priority patent/US20190377452A1/en
Priority to PCT/GB2019/051568 priority patent/WO2019234430A1/en
Priority to JP2020567535A priority patent/JP7252980B2/ja
Priority to CN201980037786.5A priority patent/CN112236743B/zh
Priority to KR1020207034919A priority patent/KR102719183B1/ko
Priority to EP19729346.7A priority patent/EP3803550B1/en
Priority to JP2020567192A priority patent/JP7309119B2/ja
Priority to US15/734,653 priority patent/US20210165550A1/en
Priority to EP19729345.9A priority patent/EP3803549B1/en
Priority to CN201980037915.0A priority patent/CN112236745B/zh
Priority to US15/734,600 priority patent/US11221703B2/en
Priority to PCT/GB2019/051567 priority patent/WO2019234429A1/en
Priority to KR1020207035267A priority patent/KR102719187B1/ko
Priority to PCT/GB2019/051605 priority patent/WO2020245554A1/en
Priority to US17/263,859 priority patent/US11353980B2/en
Priority to CN201980097113.9A priority patent/CN113950659B/zh
Priority to JP2021571548A priority patent/JP7490678B2/ja
Publication of GB2574589A publication Critical patent/GB2574589A/en
Priority to US16/939,252 priority patent/US11231801B2/en
Application granted granted Critical
Publication of GB2574589B publication Critical patent/GB2574589B/en
Priority to US17/399,357 priority patent/US11550418B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
    • G06F3/04144—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position using an array of force sensing means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G06F3/04182—Filtering of noise external to the device and not generated by digitiser components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G06F3/04186—Touch location disambiguation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04105—Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04106—Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04107—Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Electronic Switches (AREA)
  • Position Input By Displaying (AREA)
GB1809320.3A 2018-06-06 2018-06-06 Pressure sensing apparatus and method Expired - Fee Related GB2574589B (en)

Priority Applications (21)

Application Number Priority Date Filing Date Title
GB1809320.3A GB2574589B (en) 2018-06-06 2018-06-06 Pressure sensing apparatus and method
PCT/GB2019/051400 WO2019234386A1 (en) 2018-06-06 2019-05-21 Pressure sensing apparatus and method
US16/430,044 US20190377452A1 (en) 2018-06-06 2019-06-03 Mitigation of external fields in piezoelectric sensors
US15/734,600 US11221703B2 (en) 2018-06-06 2019-06-06 Pressure sensing apparatus and method
KR1020207035267A KR102719187B1 (ko) 2018-06-06 2019-06-06 압력 감지 장치 및 방법
CN201980037786.5A CN112236743B (zh) 2018-06-06 2019-06-06 压力感测设备和方法
KR1020207034919A KR102719183B1 (ko) 2018-06-06 2019-06-06 압력 감지 장치 및 방법
EP19729346.7A EP3803550B1 (en) 2018-06-06 2019-06-06 Pressure sensing apparatus and method
JP2020567192A JP7309119B2 (ja) 2018-06-06 2019-06-06 圧力検知装置及び方法
US15/734,653 US20210165550A1 (en) 2018-06-06 2019-06-06 Pressure sensing apparatus and method
EP19729345.9A EP3803549B1 (en) 2018-06-06 2019-06-06 Pressure sensing apparatus and method
CN201980037915.0A CN112236745B (zh) 2018-06-06 2019-06-06 压力感测设备和方法
PCT/GB2019/051568 WO2019234430A1 (en) 2018-06-06 2019-06-06 Pressure sensing apparatus and method
PCT/GB2019/051567 WO2019234429A1 (en) 2018-06-06 2019-06-06 Pressure sensing apparatus and method
JP2020567535A JP7252980B2 (ja) 2018-06-06 2019-06-06 圧力検知装置及び方法
PCT/GB2019/051605 WO2020245554A1 (en) 2018-06-06 2019-06-07 Pressure sensing apparatus and method
US17/263,859 US11353980B2 (en) 2018-06-06 2019-12-05 Touch panel system with piezoelectric pressure sensing
CN201980097113.9A CN113950659B (zh) 2018-06-06 2019-12-05 压力感测设备和方法
JP2021571548A JP7490678B2 (ja) 2018-06-06 2019-12-05 圧力検知装置及び方法
US16/939,252 US11231801B2 (en) 2018-06-06 2020-07-27 Mitigation of external fields in piezoelectric sensors
US17/399,357 US11550418B2 (en) 2018-06-06 2021-08-11 Pressure sensing apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1809320.3A GB2574589B (en) 2018-06-06 2018-06-06 Pressure sensing apparatus and method

Publications (3)

Publication Number Publication Date
GB201809320D0 GB201809320D0 (en) 2018-07-25
GB2574589A GB2574589A (en) 2019-12-18
GB2574589B true GB2574589B (en) 2020-12-23

Family

ID=62975604

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1809320.3A Expired - Fee Related GB2574589B (en) 2018-06-06 2018-06-06 Pressure sensing apparatus and method

Country Status (7)

Country Link
US (6) US20190377452A1 (https=)
EP (2) EP3803549B1 (https=)
JP (3) JP7309119B2 (https=)
KR (2) KR102719183B1 (https=)
CN (3) CN112236743B (https=)
GB (1) GB2574589B (https=)
WO (4) WO2019234386A1 (https=)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2568217A (en) 2017-08-08 2019-05-15 Cambridge Touch Tech Ltd Touch panel pressure detection
US11093088B2 (en) 2017-08-08 2021-08-17 Cambridge Touch Technologies Ltd. Device for processing signals from a pressure-sensing touch panel
GB2574588A (en) 2018-06-06 2019-12-18 Cambridge Touch Tech Ltd Pressure sensing apparatus and method
US11294492B2 (en) 2018-06-06 2022-04-05 Cambridge Touch Technologies Ltd. Pressure signal processing
GB2574589B (en) 2018-06-06 2020-12-23 Cambridge Touch Tech Ltd Pressure sensing apparatus and method
KR102667945B1 (ko) 2018-12-27 2024-05-21 엘지디스플레이 주식회사 표시장치
GB2581495A (en) 2019-02-19 2020-08-26 Cambridge Touch Tech Ltd Force sensing touch panel
GB2582171B (en) 2019-03-13 2022-10-12 Cambridge Touch Tech Ltd Force sensing touch panel
KR102677514B1 (ko) * 2019-05-22 2024-06-21 삼성전자주식회사 압력 측정 장치
GB2585653B (en) 2019-07-09 2022-03-23 Cambridge Touch Tech Ltd Force signal processing
TWI750713B (zh) * 2020-06-24 2021-12-21 茂達電子股份有限公司 快速預估感測數值電路及其方法
GB2602264B (en) * 2020-12-17 2024-12-18 Peratech Ip Ltd Calibration of a force sensing device
GB2602988A (en) * 2021-01-22 2022-07-27 Cambridge Touch Tech Ltd Force input localisation
TWI771113B (zh) * 2021-07-21 2022-07-11 宏正自動科技股份有限公司 多電腦切換器及路由裝置的操作方法
US12183835B2 (en) 2021-11-17 2024-12-31 Electronics And Telecommunications Research Institute Synaptic device
CN118891603A (zh) * 2022-03-04 2024-11-01 美国吴羽公司 使用聚偏二氟乙烯压电膜的触摸感测
CN115729374A (zh) * 2022-11-23 2023-03-03 北京集创北方科技股份有限公司 触摸检测装置及方法、芯片、显示设备及电子设备
WO2024174187A1 (zh) * 2023-02-23 2024-08-29 深圳市汇顶科技股份有限公司 信号放大电路、触控芯片和电子设备
US11875006B1 (en) * 2023-03-21 2024-01-16 Shenzhen GOODIX Technology Co., Ltd. Self-capacitor sensing using alternating-current-mode bridge for capacitive touch panels
US12315466B2 (en) 2023-04-26 2025-05-27 JoysonQuin Automotive Systems North America, LLC Front-lit user interface
CN120251924B (zh) * 2025-05-26 2025-08-05 上海济辰水数字科技有限公司 一种基于柔性传感材料的智慧管网故障检测方法及系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016102975A2 (en) * 2014-12-23 2016-06-30 Cambridge Touch Technologies, Ltd Pressure-sensitive touch panel

Family Cites Families (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4340777A (en) 1980-12-08 1982-07-20 Bell Telephone Laboratories, Incorporated Dynamic position locating system
US5543590A (en) 1992-06-08 1996-08-06 Synaptics, Incorporated Object position detector with edge motion feature
EP0574213B1 (en) 1992-06-08 1999-03-24 Synaptics, Inc. Object position detector
US6376966B1 (en) 2000-05-22 2002-04-23 Caterpillar, Inc. Method and apparatus for controlling a piezoelectric device
US7337085B2 (en) 2005-06-10 2008-02-26 Qsi Corporation Sensor baseline compensation in a force-based touch device
US8803813B2 (en) 2006-05-10 2014-08-12 Cypress Semiconductor Corporation Sensing device
HUP0700080A2 (en) 2007-01-24 2008-12-29 Pazmany Peter Katolikus Egyetem Tactile sensor and method for signal processing thereof
KR101382557B1 (ko) * 2007-06-28 2014-04-08 삼성디스플레이 주식회사 표시 장치
US20090146970A1 (en) 2007-12-10 2009-06-11 Research In Motion Limited Electronic device and touch screen having discrete touch-sensitive areas
US8421483B2 (en) 2008-06-13 2013-04-16 Sony Ericsson Mobile Communications Ab Touch and force sensing for input devices
US8624845B2 (en) 2008-09-26 2014-01-07 Cypress Semiconductor Corporation Capacitance touch screen
US9395850B2 (en) 2008-10-06 2016-07-19 Japan Display Inc. Coordinate input device and display device with the same
WO2010138485A1 (en) * 2009-05-29 2010-12-02 3M Innovative Properties Company High speed multi-touch touch device and controller therefor
US8730199B2 (en) * 2009-09-04 2014-05-20 Atmel Corporation Capacitive control panel
TWI397843B (zh) 2009-10-30 2013-06-01 Orise Technology Co Ltd 用於觸控面板之偵測電路
US8698015B2 (en) 2009-12-18 2014-04-15 Intel Corporation Compensating for multi-touch signal bias drift in touch panels
JP2012058850A (ja) 2010-09-06 2012-03-22 Sony Corp 画像処理装置および方法、並びにプログラム
CN103210363B (zh) 2010-09-12 2015-08-05 深圳纽迪瑞科技开发有限公司 压力传感装置及操作方法
US20120120017A1 (en) 2010-11-17 2012-05-17 Synaptics Incorporated System and method for determining object information using an estimated deflection response
US8681122B2 (en) 2011-04-19 2014-03-25 Cypress Semiconductor Corporation Capacitive sensing with programmable logic for touch sense arrays
US20120299868A1 (en) 2011-05-25 2012-11-29 Broadcom Corporation High Noise Immunity and High Spatial Resolution Mutual Capacitive Touch Panel
US9417754B2 (en) 2011-08-05 2016-08-16 P4tents1, LLC User interface system, method, and computer program product
CN103038734B (zh) 2011-08-05 2017-02-08 谱瑞科技股份有限公司 可变分布共模滤波器
US8988384B2 (en) 2011-09-23 2015-03-24 Apple Inc. Force sensor interface for touch controller
US9582178B2 (en) 2011-11-07 2017-02-28 Immersion Corporation Systems and methods for multi-pressure interaction on touch-sensitive surfaces
CN103988433B (zh) * 2011-12-16 2017-12-08 株式会社村田制作所 触摸式操作输入装置
JP5886029B2 (ja) 2011-12-22 2016-03-16 Kddi株式会社 電話機
US9001072B2 (en) 2012-01-09 2015-04-07 Broadcom Corporation Asymmetric multi-row touch panel scanning
US20130265256A1 (en) 2012-04-07 2013-10-10 Cambridge Touch Technologies, Ltd. Pressure sensing display device
EP2901255B1 (en) 2012-07-05 2017-10-25 Cambridge Touch Technologies, Ltd. Pressure sensing display device
CN102830837B (zh) 2012-07-19 2016-01-27 深圳市汇顶科技股份有限公司 一种用于触摸检测的噪声抑制方法、系统及触摸终端
US20140043289A1 (en) 2012-08-07 2014-02-13 N-Trig Ltd. Capacitive sensor for a digitizer system
US20140049892A1 (en) 2012-08-15 2014-02-20 Wintek Corporation Touch panel and touch display panel
CN104641331B (zh) 2012-09-20 2017-03-08 株式会社村田制作所 触摸面板
JP5765489B2 (ja) 2012-09-28 2015-08-19 株式会社村田製作所 押込量検出センサ、タッチ式入力装置
US9292115B2 (en) 2012-11-19 2016-03-22 Nokia Technologies Oy Apparatus and method for detecting user input
US10817096B2 (en) 2014-02-06 2020-10-27 Apple Inc. Force sensor incorporated into display
CN103064537A (zh) * 2012-12-14 2013-04-24 苏州瀚瑞微电子有限公司 压力侦测电容笔
US9983715B2 (en) 2012-12-17 2018-05-29 Apple Inc. Force detection in touch devices using piezoelectric sensors
JP5855604B2 (ja) 2013-02-23 2016-02-09 日本写真印刷株式会社 押圧力測定を備えたタッチパネル
JP5854174B2 (ja) 2013-05-29 2016-02-09 株式会社村田製作所 タッチ式入力装置および表示装置
KR102082425B1 (ko) 2013-06-10 2020-02-28 삼성디스플레이 주식회사 평판표시장치
JP5722954B2 (ja) 2013-06-23 2015-05-27 日本写真印刷株式会社 押圧検出機能付タッチパネル
JP5954500B2 (ja) 2013-09-27 2016-07-20 株式会社村田製作所 タッチ式入力装置
JP2015097068A (ja) 2013-10-08 2015-05-21 ダイキン工業株式会社 タッチ入力装置および電子機器
KR101416724B1 (ko) 2013-10-15 2014-07-09 주식회사 아나패스 공통 노이즈 제거 방법 및 이를 이용한 터치 정보 검출 방법
KR101394465B1 (ko) * 2013-10-15 2014-05-13 주식회사 아나패스 터치 감지 장치 구동 방법 및 이를 이용한 터치 감지 장치
CN105684177B (zh) 2013-10-28 2019-05-21 苹果公司 基于压电的力感测
CN104699294B (zh) 2013-12-04 2017-12-08 禾瑞亚科技股份有限公司 触控轨迹的侦测装置、系统及其方法
KR102198176B1 (ko) 2013-12-13 2021-01-04 삼성전자주식회사 좌표 표시 장치의 주파수 측정 방법 및 그에 따른 전자기기
JP6090478B2 (ja) 2013-12-27 2017-03-08 株式会社村田製作所 圧電センサ、タッチパネル
US10126807B2 (en) 2014-02-18 2018-11-13 Cambridge Touch Technologies Ltd. Dynamic switching of power modes for touch screens using force touch
JP6139590B2 (ja) * 2014-03-24 2017-05-31 株式会社 ハイディープＨｉＤｅｅｐ Ｉｎｃ． タッチ検出方法及びこれを遂行するタッチ検出器
JP5871111B1 (ja) 2014-04-07 2016-03-01 株式会社村田製作所 タッチパネルおよび電子機器
KR20160004896A (ko) * 2014-07-03 2016-01-13 삼성전기주식회사 접촉 감지 장치
US9690408B1 (en) 2014-09-26 2017-06-27 Apple Inc. Electronic device with an integrated touch sensing and force sensing device
WO2016061155A1 (en) 2014-10-14 2016-04-21 Corning Incorporated Piezoelectric film structures and sensors and display assemblies using same
US9501167B2 (en) 2014-10-22 2016-11-22 Synaptics Incorporated Scanned piezoelectric touch sensor device
KR102198854B1 (ko) 2014-11-05 2021-01-05 삼성전자 주식회사 터치 아날로그 프론트 엔드 및 이를 포함하는 터치 센서 컨트롤러
GB2533667B (en) 2014-12-23 2017-07-19 Cambridge Touch Tech Ltd Pressure-sensitive touch panel
KR101577277B1 (ko) * 2015-02-04 2015-12-28 주식회사 하이딥 터치종류 판별방법 및 이를 수행하는 터치 입력 장치
US10296123B2 (en) 2015-03-06 2019-05-21 Apple Inc. Reducing noise in a force signal in an electronic device
KR102330585B1 (ko) 2015-03-23 2021-11-24 엘지디스플레이 주식회사 터치 스크린 장치와 그의 구동 방법, 및 이를 포함하는 휴대용 전자 기기
WO2016199626A1 (ja) 2015-06-11 2016-12-15 株式会社村田製作所 押圧センサおよび電子機器
CN106502478B (zh) * 2015-09-06 2023-11-10 安徽精卓光显技术有限责任公司 触摸显示装置
GB2544353B (en) * 2015-12-23 2018-02-21 Cambridge Touch Tech Ltd Pressure-sensitive touch panel
US10282046B2 (en) * 2015-12-23 2019-05-07 Cambridge Touch Technologies Ltd. Pressure-sensitive touch panel
WO2017122466A1 (ja) 2016-01-12 2017-07-20 株式会社村田製作所 電子機器
US10241612B2 (en) 2016-02-02 2019-03-26 Tactual Labs Co. Decimation supplementation strategies for input event processing
CN107102765B (zh) 2016-02-19 2020-04-10 禾瑞亚科技股份有限公司 用于减少像素更新时干扰的触控处理方法、装置与电子系统
CN108885510A (zh) * 2016-03-28 2018-11-23 夏普株式会社 带压力传感器的显示面板
CN105955522B (zh) * 2016-04-20 2018-12-07 厦门天马微电子有限公司 触控显示装置及其驱动方法
CN105975121B (zh) * 2016-04-27 2018-10-12 京东方科技集团股份有限公司 一种触控检测电路、驱动方法、内嵌式触摸屏及显示装置
JP6690992B2 (ja) 2016-05-18 2020-04-28 株式会社ジャパンディスプレイ 表示装置
CN106020559B (zh) 2016-06-30 2018-05-29 华为技术有限公司 压力感应检测装置、电子设备与触摸显示屏
KR102616430B1 (ko) 2016-08-12 2023-12-26 삼성전자주식회사 터치의 압력 입력에 기반하여 선택 영역을 결정하는 전자 장치 및 방법
KR20180028087A (ko) * 2016-09-07 2018-03-16 삼성디스플레이 주식회사 표시 장치 및 그의 구동 방법
KR102636735B1 (ko) 2016-09-20 2024-02-15 삼성디스플레이 주식회사 표시장치
US20180081441A1 (en) * 2016-09-20 2018-03-22 Apple Inc. Integrated Haptic Output and Touch Input System
CN106406619B (zh) * 2016-09-28 2019-08-23 京东方科技集团股份有限公司 一种触控显示面板、显示装置及驱动方法
KR102568386B1 (ko) 2016-09-30 2023-08-21 삼성디스플레이 주식회사 터치 센서를 포함하는 표시 장치
CN106531784A (zh) * 2016-10-20 2017-03-22 麦克思商务咨询(深圳)有限公司 薄膜晶体管、超声波传感器、阵列基板及显示装置
US10254884B2 (en) 2016-11-21 2019-04-09 Qualcomm Incorporated Apparatus for piezoelectric force detection
JPWO2018096386A1 (ja) 2016-11-24 2019-10-17 株式会社 ハイディープＨｉＤｅｅｐ Ｉｎｃ． ディスプレイノイズ補償が適用された圧力を検出することができるタッチ入力装置
JP6714959B2 (ja) 2016-12-28 2020-07-01 アルプスアルパイン株式会社 入力装置
CN106814912B (zh) 2017-01-17 2021-01-26 京东方科技集团股份有限公司 一种压力触控传感器、显示装置及其驱动方法
CN107066143B (zh) * 2017-01-23 2020-06-19 厦门天马微电子有限公司 一种触控显示面板及其驱动方法、触控显示装置
CN108733246A (zh) 2017-04-24 2018-11-02 原相科技股份有限公司 生理检测装置及其操作方法
CN107229375B (zh) 2017-07-28 2021-03-23 京东方科技集团股份有限公司 一种触控屏及显示装置
GB2565305A (en) 2017-08-08 2019-02-13 Cambridge Touch Tech Ltd Device for processing signals from a pressure-sensing touch panel
US11093088B2 (en) 2017-08-08 2021-08-17 Cambridge Touch Technologies Ltd. Device for processing signals from a pressure-sensing touch panel
GB2568217A (en) 2017-08-08 2019-05-15 Cambridge Touch Tech Ltd Touch panel pressure detection
CN107491215B (zh) * 2017-08-29 2023-01-20 京东方科技集团股份有限公司 一种压力触控显示面板、其检测方法及显示装置
KR102372564B1 (ko) * 2017-11-29 2022-03-08 엘지디스플레이 주식회사 터치 패널 및 이를 포함하는 표시 장치
CN109901769B (zh) 2017-12-07 2021-03-02 京东方科技集团股份有限公司 特征识别结构、制作方法、驱动方法及相关装置
CN108196716B (zh) * 2018-01-04 2020-08-28 厦门天马微电子有限公司 显示面板、显示装置和显示面板控制方法
GB2574588A (en) 2018-06-06 2019-12-18 Cambridge Touch Tech Ltd Pressure sensing apparatus and method
GB2574589B (en) 2018-06-06 2020-12-23 Cambridge Touch Tech Ltd Pressure sensing apparatus and method
US11294492B2 (en) 2018-06-06 2022-04-05 Cambridge Touch Technologies Ltd. Pressure signal processing
CN110597406B (zh) 2018-06-12 2023-06-20 夏普株式会社 输入装置
CN109491550B (zh) 2019-01-03 2022-05-10 京东方科技集团股份有限公司 一种触控基板及其检测方法、显示装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016102975A2 (en) * 2014-12-23 2016-06-30 Cambridge Touch Technologies, Ltd Pressure-sensitive touch panel

Also Published As

Publication number Publication date
KR20210018277A (ko) 2021-02-17
EP3803550A1 (en) 2021-04-14
WO2019234429A1 (en) 2019-12-12
EP3803550B1 (en) 2023-07-26
US20200356207A1 (en) 2020-11-12
WO2019234386A1 (en) 2019-12-12
CN112236745B (zh) 2024-03-01
US11221703B2 (en) 2022-01-11
WO2020245554A1 (en) 2020-12-10
JP7490678B2 (ja) 2024-05-27
EP3803549B1 (en) 2022-10-12
JP2021525932A (ja) 2021-09-27
CN112236745A (zh) 2021-01-15
JP7252980B2 (ja) 2023-04-05
KR102719187B1 (ko) 2024-10-17
KR102719183B1 (ko) 2024-10-17
JP2022535388A (ja) 2022-08-08
CN113950659A (zh) 2022-01-18
US11550418B2 (en) 2023-01-10
US11353980B2 (en) 2022-06-07
JP7309119B2 (ja) 2023-07-18
WO2019234430A1 (en) 2019-12-12
GB201809320D0 (en) 2018-07-25
US20210373698A1 (en) 2021-12-02
JP2021525930A (ja) 2021-09-27
US20190377452A1 (en) 2019-12-12
CN112236743B (zh) 2024-10-01
GB2574589A (en) 2019-12-18
US11231801B2 (en) 2022-01-25
KR20210014644A (ko) 2021-02-09
US20210165550A1 (en) 2021-06-03
US20210232257A1 (en) 2021-07-29
EP3803549A1 (en) 2021-04-14
CN113950659B (zh) 2024-01-02
US20210263633A1 (en) 2021-08-26
CN112236743A (zh) 2021-01-15

Similar Documents

Publication Publication Date Title
GB201809318D0 (en) Pressure sensing apparatus and method
GB2574589B (en) Pressure sensing apparatus and method
IL272735A (en) Measuring apparatus and measuring method
GB2573431B (en) Method and apparatus for optical sensing
GB2567888B (en) Tire sensor location method and apparatus
GB201805309D0 (en) Method and apparatus
GB2562452B (en) Sensing apparatus and method
GB201716229D0 (en) Leak detection method and apparatus
GB2578226B (en) Sensor device and method
GB2546335B (en) Method and apparatus for pressure integrity testing
GB201807489D0 (en) Apparatus and method
SG11202010716VA (en) Method and apparatus for partial pressure detection
GB2567181B (en) Leak detection method and apparatus
EP3411323A4 (en) APPARATUS AND METHOD FOR ANTI-RECOVERY DETECTION OF MOLDS
GB2573752B (en) Sensor device and method
GB201809631D0 (en) Measurement method and apparatus
EP3249575A4 (en) Pressure detection method and apparatus
GB201714067D0 (en) Sensing apparatus and method
GB201704124D0 (en) Wireless sensing apparatus and method
GB2566068B (en) Monitoring method and associated apparatus
GB201817825D0 (en) Sensor methods and apparatus
GB201807043D0 (en) Apparatus and method
GB2583823B (en) Pressure sensing device and method
GB201615790D0 (en) Sensing apparatus and method
PL3798600T3 (pl) Urządzenie pomiarowe i sposób wyznaczania ciśnienia

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20250606