CN112416148B - 触控笔及集成电路 - Google Patents

触控笔及集成电路

Info

Publication number
CN112416148B
CN112416148B CN202010728133.6A CN202010728133A CN112416148B CN 112416148 B CN112416148 B CN 112416148B CN 202010728133 A CN202010728133 A CN 202010728133A CN 112416148 B CN112416148 B CN 112416148B
Authority
CN
China
Prior art keywords
circuit
electrode
signal
amplifying
receiving circuit
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
Application number
CN202010728133.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN112416148A (zh
Inventor
宫本雅之
久野晴彦
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.)
Wacom Co Ltd
Original Assignee
Wacom Co 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 Wacom Co Ltd filed Critical Wacom Co Ltd
Priority to CN202511419926.9A priority Critical patent/CN121455349A/zh
Publication of CN112416148A publication Critical patent/CN112416148A/zh
Application granted granted Critical
Publication of CN112416148B publication Critical patent/CN112416148B/zh
Active 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
    • G06F3/0383—Signal control means within the pointing device
    • 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
    • G06F3/0441—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using active external devices, e.g. active pens, for receiving changes in electrical potential transmitted by the digitiser, e.g. tablet driving signals
    • 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of two-dimensional [2D] relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • 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
    • G06F3/0416—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
    • G06F3/04162—Control or interface arrangements specially adapted for digitisers for exchanging data with external devices, e.g. smart pens, via the digitiser sensing hardware
    • 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
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0448—Details of the electrode shape, e.g. for enhancing the detection of touches, for generating specific electric field shapes, for enhancing display quality

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)
  • Quality & Reliability (AREA)
  • Position Input By Displaying (AREA)
CN202010728133.6A 2019-08-23 2020-07-23 触控笔及集成电路 Active CN112416148B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202511419926.9A CN121455349A (zh) 2019-08-23 2020-07-23 触控笔以及位置检测系统

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-153149 2019-08-23
JP2019153149A JP7346160B2 (ja) 2019-08-23 2019-08-23 スタイラス及び集積回路

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202511419926.9A Division CN121455349A (zh) 2019-08-23 2020-07-23 触控笔以及位置检测系统

Publications (2)

Publication Number Publication Date
CN112416148A CN112416148A (zh) 2021-02-26
CN112416148B true CN112416148B (zh) 2025-10-21

Family

ID=74495349

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202010728133.6A Active CN112416148B (zh) 2019-08-23 2020-07-23 触控笔及集成电路
CN202511419926.9A Pending CN121455349A (zh) 2019-08-23 2020-07-23 触控笔以及位置检测系统

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202511419926.9A Pending CN121455349A (zh) 2019-08-23 2020-07-23 触控笔以及位置检测系统

Country Status (4)

Country Link
US (1) US11287932B2 (enExample)
JP (1) JP7346160B2 (enExample)
CN (2) CN112416148B (enExample)
DE (1) DE102020119713B4 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3789855A1 (en) * 2019-09-05 2021-03-10 Microsoft Technology Licensing, LLC Stylus nib design and accuracy improvement
JP7562231B2 (ja) 2020-09-07 2024-10-07 株式会社ワコム パームリジェクションの方法及びセンサコントローラ
US11422663B1 (en) * 2021-05-27 2022-08-23 Stmicroelectronics Asia Pacific Pte Ltd. Stylus sensing on touchscreens
KR102962799B1 (ko) * 2022-01-14 2026-05-11 삼성디스플레이 주식회사 표시 장치 및 이를 포함하는 터치 입력 시스템
CN115599231B (zh) * 2022-11-29 2023-04-07 天津希格玛微电子技术有限公司 一种主动电容笔的控制方法、主动电容笔

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102736750A (zh) * 2011-04-11 2012-10-17 株式会社和冠 位置指示器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4683505B1 (ja) 2010-12-14 2011-05-18 株式会社ワコム 位置指示器
JP2013015329A (ja) * 2011-06-30 2013-01-24 Japan Display Central Co Ltd センサモジュール及び表示装置
US10725564B2 (en) 2011-10-28 2020-07-28 Wacom Co., Ltd. Differential sensing in an active stylus
EP2768256B1 (en) * 2013-02-15 2017-05-31 Telefonaktiebolaget LM Ericsson (publ) Prediction of quality of service of a possible future connection of a device to a wireless network
JP6327925B2 (ja) * 2014-04-30 2018-05-23 株式会社ワコム 位置検出装置
JP6487694B2 (ja) * 2014-12-26 2019-03-20 株式会社ワコム 位置指示器及び信号処理装置
JP6544791B2 (ja) * 2015-02-20 2019-07-17 株式会社ワコム 位置指示器、信号処理回路、信号供給制御方法及び信号処理方法
CN107810467B (zh) * 2015-06-26 2021-03-02 三星电子株式会社 输入装置、用于从输入装置接收信号的电子设备及其控制方法
US9898102B2 (en) * 2016-03-11 2018-02-20 Microsoft Technology Licensing, Llc Broadcast packet based stylus pairing
US9939930B2 (en) 2016-06-09 2018-04-10 Atmel Corporation Active stylus with multiple sensors for receiving signals from a touch sensor
JP6810154B2 (ja) * 2016-10-06 2021-01-06 株式会社ワコム スタイラス及びコントローラ
US10331235B2 (en) 2016-11-23 2019-06-25 Wacom Co., Ltd. Stylus tilt detection based on bidirectional communication between stylus and stylus sensor controller
JP6537759B1 (ja) * 2017-11-14 2019-07-03 株式会社ワコム センサコントローラ
JP6920007B2 (ja) 2017-11-29 2021-08-18 株式会社ワコム アクティブペンとセンサコントローラとの間で実行される通信方法及びアクティブペン
KR102468750B1 (ko) 2017-12-29 2022-11-18 엘지디스플레이 주식회사 터치표시장치, 터치시스템, 터치구동회로, 펜 및 펜 센싱 방법
JP6644179B2 (ja) 2019-02-15 2020-02-12 株式会社ワコム 位置指示器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102736750A (zh) * 2011-04-11 2012-10-17 株式会社和冠 位置指示器

Also Published As

Publication number Publication date
JP2021033641A (ja) 2021-03-01
CN121455349A (zh) 2026-02-03
US11287932B2 (en) 2022-03-29
CN112416148A (zh) 2021-02-26
DE102020119713B4 (de) 2024-05-02
JP7346160B2 (ja) 2023-09-19
US20210055828A1 (en) 2021-02-25
DE102020119713A1 (de) 2021-02-25

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