TWI256015B - Computer keyboard capable of measuring the pressure pressed on the key of the keyboard - Google Patents

Computer keyboard capable of measuring the pressure pressed on the key of the keyboard

Info

Publication number
TWI256015B
TWI256015B TW092132096A TW92132096A TWI256015B TW I256015 B TWI256015 B TW I256015B TW 092132096 A TW092132096 A TW 092132096A TW 92132096 A TW92132096 A TW 92132096A TW I256015 B TWI256015 B TW I256015B
Authority
TW
Taiwan
Prior art keywords
keyboard
key
measuring
computer
pressure pressed
Prior art date
Application number
TW092132096A
Other languages
English (en)
Other versions
TW200517966A (en
Inventor
Yu-Wei Tsai
Yi-Feng Jang
Original Assignee
Weltrend Semiconductor Inc
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 Weltrend Semiconductor Inc filed Critical Weltrend Semiconductor Inc
Priority to TW092132096A priority Critical patent/TWI256015B/zh
Priority to US10/891,764 priority patent/US6980136B2/en
Publication of TW200517966A publication Critical patent/TW200517966A/zh
Application granted granted Critical
Publication of TWI256015B publication Critical patent/TWI256015B/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/02—Details
    • H03M11/04—Coding of multifunction keys
    • H03M11/06—Coding of multifunction keys by operating the multifunction key itself in different ways
    • H03M11/10—Coding of multifunction keys by operating the multifunction key itself in different ways by methods based on duration or pressure detection of keystrokes
    • 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
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
TW092132096A 2003-11-17 2003-11-17 Computer keyboard capable of measuring the pressure pressed on the key of the keyboard TWI256015B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW092132096A TWI256015B (en) 2003-11-17 2003-11-17 Computer keyboard capable of measuring the pressure pressed on the key of the keyboard
US10/891,764 US6980136B2 (en) 2003-11-17 2004-07-14 Keyboard with detection function for pressing pressure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW092132096A TWI256015B (en) 2003-11-17 2003-11-17 Computer keyboard capable of measuring the pressure pressed on the key of the keyboard

Publications (2)

Publication Number Publication Date
TW200517966A TW200517966A (en) 2005-06-01
TWI256015B true TWI256015B (en) 2006-06-01

Family

ID=34568620

Family Applications (1)

Application Number Title Priority Date Filing Date
TW092132096A TWI256015B (en) 2003-11-17 2003-11-17 Computer keyboard capable of measuring the pressure pressed on the key of the keyboard

Country Status (2)

Country Link
US (1) US6980136B2 (zh)
TW (1) TWI256015B (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2435450A (en) * 2006-02-28 2007-08-29 Daniel Joseph Green Computer keyboard having keys adapted to produce control signals which are analogue in nature
US7589651B1 (en) * 2006-08-25 2009-09-15 Altera Corporation Flexible signal detect for programmable logic device serial interface
US8674941B2 (en) * 2008-12-16 2014-03-18 Dell Products, Lp Systems and methods for implementing haptics for pressure sensitive keyboards
US9246487B2 (en) 2008-12-16 2016-01-26 Dell Products Lp Keyboard with user configurable granularity scales for pressure sensitive keys
TWI505138B (zh) * 2011-06-24 2015-10-21 Universal Cement Corp 壓力感測器按鍵組合
TWI510969B (zh) * 2013-08-23 2015-12-01 Nuvoton Technology Corp 輸入裝置及控制單元
US9368300B2 (en) 2013-08-29 2016-06-14 Dell Products Lp Systems and methods for lighting spring loaded mechanical key switches
US9343248B2 (en) 2013-08-29 2016-05-17 Dell Products Lp Systems and methods for implementing spring loaded mechanical key switches with variable displacement sensing
CN106324492A (zh) * 2016-08-23 2017-01-11 苏州飞拓精密模具有限公司 一种键盘功能检测装置
CN106211483A (zh) * 2016-08-31 2016-12-07 上海复展智能科技股份有限公司 单间办公室智能照明控制系统
CN107643469B (zh) * 2017-10-23 2023-11-03 昆山鸿志犀自动化机电设备有限公司 一种键盘按钮检测系统及其检测方法
US11880498B2 (en) * 2019-03-27 2024-01-23 Liquid Wire Inc. Deformable human interface device
US11128636B1 (en) 2020-05-13 2021-09-21 Science House LLC Systems, methods, and apparatus for enhanced headsets

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334280A (en) * 1980-06-09 1982-06-08 Texas Instruments Incorporated System and method for providing an audible sound and a tactile feedback in an electronic data processing system
US4415283A (en) * 1982-07-27 1983-11-15 Baron Data Systems Shorthand machine having active tactile feedback
US4899631A (en) * 1988-05-24 1990-02-13 Baker Richard P Active touch keyboard
US5631861A (en) * 1990-02-02 1997-05-20 Virtual Technologies, Inc. Force feedback and texture simulating interface device
US5212473A (en) * 1991-02-21 1993-05-18 Typeright Keyboard Corp. Membrane keyboard and method of using same
US6061004A (en) * 1995-11-26 2000-05-09 Immersion Corporation Providing force feedback using an interface device including an indexing function
US5982304A (en) * 1997-03-24 1999-11-09 International Business Machines Corporation Piezoelectric switch with tactile response
US6002184A (en) * 1997-09-17 1999-12-14 Coactive Drive Corporation Actuator with opposing repulsive magnetic forces
US6218966B1 (en) * 1998-11-05 2001-04-17 International Business Machines Corporation Tactile feedback keyboard
US6509847B1 (en) * 1999-09-01 2003-01-21 Gateway, Inc. Pressure password input device and method

Also Published As

Publication number Publication date
US20050104751A1 (en) 2005-05-19
US6980136B2 (en) 2005-12-27
TW200517966A (en) 2005-06-01

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees