KR102806859B1 - 전극들 사이의 로컬 공간에서의 임피던스 변화 감지 - Google Patents

전극들 사이의 로컬 공간에서의 임피던스 변화 감지 Download PDF

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Publication number
KR102806859B1
KR102806859B1 KR1020187009026A KR20187009026A KR102806859B1 KR 102806859 B1 KR102806859 B1 KR 102806859B1 KR 1020187009026 A KR1020187009026 A KR 1020187009026A KR 20187009026 A KR20187009026 A KR 20187009026A KR 102806859 B1 KR102806859 B1 KR 102806859B1
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South Korea
Prior art keywords
receiver
electrode
transmitter
sensor device
capacitive sensor
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Korean (ko)
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KR20180104590A (ko
Inventor
아트마 샤르마
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마이크로칩 테크날러지 인코포레이티드
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    • 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
    • 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
    • G06F3/044—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
    • G06F2203/04108—Touchless 2D- digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface without distance measurement in the Z direction

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
KR1020187009026A 2016-01-21 2017-01-23 전극들 사이의 로컬 공간에서의 임피던스 변화 감지 Active KR102806859B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662281573P 2016-01-21 2016-01-21
US62/281,573 2016-01-21
US15/411,621 US10365775B2 (en) 2016-01-21 2017-01-20 Method and system for sensing impedance change in the local space between electrodes
US15/411,621 2017-01-20
PCT/US2017/014497 WO2017127783A1 (en) 2016-01-21 2017-01-23 Sensing impedance change in the local space between electrodes

Publications (2)

Publication Number Publication Date
KR20180104590A KR20180104590A (ko) 2018-09-21
KR102806859B1 true KR102806859B1 (ko) 2025-05-14

Family

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Family Applications (1)

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KR1020187009026A Active KR102806859B1 (ko) 2016-01-21 2017-01-23 전극들 사이의 로컬 공간에서의 임피던스 변화 감지

Country Status (7)

Country Link
US (1) US10365775B2 (enExample)
EP (1) EP3405855B1 (enExample)
JP (1) JP6862432B2 (enExample)
KR (1) KR102806859B1 (enExample)
CN (1) CN108351728B (enExample)
TW (1) TWI745341B (enExample)
WO (1) WO2017127783A1 (enExample)

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CN106933400B (zh) * 2015-12-31 2021-10-29 辛纳普蒂克斯公司 单层传感器图案和感测方法
JP2019537084A (ja) * 2016-09-16 2019-12-19 タクチュアル ラブズ シーオー． タッチセンサ式キーボード
US10503313B2 (en) 2017-08-21 2019-12-10 Apple Inc. Unified input/output interface for electronic device
US10684734B2 (en) 2017-09-28 2020-06-16 Apple Inc. Transparent high-resistivity layer for electrostatic friction modulation over a capacitive input sensor
US20190302889A1 (en) * 2018-03-30 2019-10-03 Apple Inc. Static Pattern Electrostatic Haptic Electrodes
US11054942B2 (en) * 2018-04-05 2021-07-06 Synaptics Incorporated Noise suppression circuit
US11093035B1 (en) 2019-02-19 2021-08-17 Facebook Technologies, Llc Finger pinch detection
GB2584669B (en) * 2019-06-10 2022-03-30 Touchnetix Ltd Touch-sensitive apparatus and method
US11127507B2 (en) * 2019-09-09 2021-09-21 Westinghouse Electric Company Llc Fuel rod sensor system with inductive coupling
KR102781314B1 (ko) 2020-04-02 2025-03-18 삼성디스플레이 주식회사 입력 감지 장치 및 이를 포함하는 표시 장치
US11106317B1 (en) * 2020-04-14 2021-08-31 Synaptics Incorporated Common mode noise suppression with restoration of common mode signal
US11914820B2 (en) 2020-04-14 2024-02-27 Synaptics Incorporated Distributed analog display noise suppression circuit
US11256363B2 (en) * 2020-07-16 2022-02-22 Microchip Technology Incorporated Method and system for noise immunity for automatically triggered impedance and capacitance sensors
US11620016B2 (en) * 2020-07-30 2023-04-04 Tdk Corporation Information processing device and operation detection device
WO2022024308A1 (ja) * 2020-07-30 2022-02-03 Tdk株式会社 情報処理装置及び動作検出装置
US11481076B2 (en) * 2021-01-05 2022-10-25 Synaptics Incorporated Transimpedance amplifier (TIA)-based global coarse baseline correction (GCBC) for capacitive sensing
US12073868B2 (en) * 2022-06-07 2024-08-27 Micron Technology, Inc. Timing adjustment for data input/output buffer circuits
WO2025050034A1 (en) * 2023-08-30 2025-03-06 The Regents Of The University Of California Systems and methods for incorporating millimeter waves (mmwaves) into low frequency wireless devices

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US20130262004A1 (en) 2012-03-30 2013-10-03 Kirk Hargreaves Capacitive charge measurement

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JP2010049608A (ja) * 2008-08-25 2010-03-04 Seiko Instruments Inc 近接検出装置および近接検出方法
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US20130262004A1 (en) 2012-03-30 2013-10-03 Kirk Hargreaves Capacitive charge measurement

Also Published As

Publication number Publication date
TW201732520A (zh) 2017-09-16
WO2017127783A1 (en) 2017-07-27
US20170212619A1 (en) 2017-07-27
JP2019508758A (ja) 2019-03-28
CN108351728B (zh) 2021-09-21
CN108351728A (zh) 2018-07-31
TWI745341B (zh) 2021-11-11
EP3405855A1 (en) 2018-11-28
KR20180104590A (ko) 2018-09-21
JP6862432B2 (ja) 2021-04-21
US10365775B2 (en) 2019-07-30
EP3405855B1 (en) 2019-12-25

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