JP6757207B2 - タッチ検出回路、タッチ検出プログラム及びタッチ検出方法 - Google Patents

タッチ検出回路、タッチ検出プログラム及びタッチ検出方法 Download PDF

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JP6757207B2
JP6757207B2 JP2016157096A JP2016157096A JP6757207B2 JP 6757207 B2 JP6757207 B2 JP 6757207B2 JP 2016157096 A JP2016157096 A JP 2016157096A JP 2016157096 A JP2016157096 A JP 2016157096A JP 6757207 B2 JP6757207 B2 JP 6757207B2
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touch
vector
response signal
circuit
signal
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Japanese (ja)
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JP2018025958A5 (OSRAM
JP2018025958A (ja
Inventor
田中　伸和
伸和 田中
能登　隆行
隆行 能登
哲夫 種村
哲夫 種村
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シナプティクス インコーポレイテッド
シナプティクス インコーポレイテッド
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Priority to JP2016157096A priority Critical patent/JP6757207B2/ja
Priority to US15/673,358 priority patent/US10509508B2/en
Priority to CN201710680153.9A priority patent/CN107728862B/zh
Publication of JP2018025958A publication Critical patent/JP2018025958A/ja
Publication of JP2018025958A5 publication Critical patent/JP2018025958A5/ja
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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
    • G06F3/0416—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
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

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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)
  • Position Input By Displaying (AREA)
  • Electronic Switches (AREA)
JP2016157096A 2016-08-10 2016-08-10 タッチ検出回路、タッチ検出プログラム及びタッチ検出方法 Active JP6757207B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2016157096A JP6757207B2 (ja) 2016-08-10 2016-08-10 タッチ検出回路、タッチ検出プログラム及びタッチ検出方法
US15/673,358 US10509508B2 (en) 2016-08-10 2017-08-09 Touch detection circuit, touch detection program and touch detection method
CN201710680153.9A CN107728862B (zh) 2016-08-10 2017-08-10 触摸检测电路、触摸检测程序和触摸检测方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016157096A JP6757207B2 (ja) 2016-08-10 2016-08-10 タッチ検出回路、タッチ検出プログラム及びタッチ検出方法

Publications (3)

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JP2018025958A JP2018025958A (ja) 2018-02-15
JP2018025958A5 JP2018025958A5 (OSRAM) 2019-09-19
JP6757207B2 true JP6757207B2 (ja) 2020-09-16

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US (1) US10509508B2 (OSRAM)
JP (1) JP6757207B2 (OSRAM)
CN (1) CN107728862B (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11310002B2 (en) * 2017-03-04 2022-04-19 Microsoft Technology Licensing, Llc Interference mitigation for sensor panel
US10936119B2 (en) * 2019-03-05 2021-03-02 Stmicroelectronics Asia Pacific Pte Ltd Self capacitance sensing based on tangent of phase shift of drive signal
KR102714288B1 (ko) * 2019-12-27 2024-10-10 주식회사 엘엑스세미콘 멀티구동을 위한 터치센싱장치 및 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8493331B2 (en) * 2007-06-13 2013-07-23 Apple Inc. Touch detection using multiple simultaneous frequencies
GB2452524A (en) 2007-09-06 2009-03-11 Cambridge Silicon Radio Ltd A jitter insensitive sigma-delta modulator
US20110242043A1 (en) * 2010-04-06 2011-10-06 Mark Yarvis Device with capacitive touchscreen panel and method for power management
US8766931B2 (en) * 2010-07-16 2014-07-01 Perceptive Pixel Inc. Capacitive touch sensor having code-divided and time-divided transmit waveforms
US9244566B2 (en) * 2011-03-08 2016-01-26 Synaptics Incorporated Baseline management for input devices
JP5801638B2 (ja) * 2011-07-28 2015-10-28 株式会社ジャパンディスプレイ タッチパネル
US10330766B2 (en) * 2011-08-30 2019-06-25 Nlt Technologies, Ltd. Electronic device, electrostatic capacitance sensor and touch panel
US20130176273A1 (en) * 2012-01-09 2013-07-11 Broadcom Corporation Fast touch detection in a mutual capacitive touch system
US9024912B2 (en) * 2012-11-08 2015-05-05 Broadcom Corporation Baseline recalculation after frequency reconfiguration of a mutual capacitive touch controller
JP6045891B2 (ja) 2012-11-29 2016-12-14 シナプティクス・ジャパン合同会社 半導体装置及び電子機器
KR20140071050A (ko) * 2012-12-03 2014-06-11 삼성전자주식회사 용량성 멀티 터치 시스템 및 용량성 멀티 터치 시스템의 제어 방법
US9001066B2 (en) * 2013-05-06 2015-04-07 Rajkumari Mohindra PAPR optimized OFDM touch engine with tone spaced windowed demodulation
US10133416B2 (en) * 2016-05-13 2018-11-20 Tactual Labs Co. Signal detection in frequency division modulated touch systems

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Publication number Publication date
US20180074641A1 (en) 2018-03-15
CN107728862B (zh) 2022-02-11
CN107728862A (zh) 2018-02-23
US10509508B2 (en) 2019-12-17
JP2018025958A (ja) 2018-02-15

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