ATE340434T1 - Tastatureingabegerät - Google Patents

Tastatureingabegerät

Info

Publication number
ATE340434T1
ATE340434T1 AT03291279T AT03291279T ATE340434T1 AT E340434 T1 ATE340434 T1 AT E340434T1 AT 03291279 T AT03291279 T AT 03291279T AT 03291279 T AT03291279 T AT 03291279T AT E340434 T1 ATE340434 T1 AT E340434T1
Authority
AT
Austria
Prior art keywords
elements
impedance elements
keys
sets
interconnections
Prior art date
Application number
AT03291279T
Other languages
English (en)
Inventor
Nadim Khlat
Original Assignee
Freescale 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 Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Application granted granted Critical
Publication of ATE340434T1 publication Critical patent/ATE340434T1/de

Links

Classifications

    • 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
    • G06F3/03—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
    • G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
    • 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
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • 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
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • G06F3/021—Arrangements integrating additional peripherals in a keyboard, e.g. card or barcode reader, optical scanner
    • G06F3/0213—Arrangements providing an integrated pointing device in a keyboard, e.g. trackball, mini-joystick
    • 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
    • G06F3/03—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
    • G06F3/0338—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of limited linear or angular displacement of an operating part of the device from a neutral position, e.g. isotonic or isometric joysticks
    • 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
    • H03M11/22—Static coding
    • 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
    • H03M11/22—Static coding
    • H03M11/24—Static coding using analogue means, e.g. by coding the states of multiple switches into a single multi-level analogue signal or by indicating the type of a device using the voltage level at a specific tap of a resistive divider
AT03291279T 2003-05-28 2003-05-28 Tastatureingabegerät ATE340434T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03291279A EP1487114B1 (de) 2003-05-28 2003-05-28 Tastatureingabegerät

Publications (1)

Publication Number Publication Date
ATE340434T1 true ATE340434T1 (de) 2006-10-15

Family

ID=33185985

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03291279T ATE340434T1 (de) 2003-05-28 2003-05-28 Tastatureingabegerät

Country Status (4)

Country Link
EP (1) EP1487114B1 (de)
AT (1) ATE340434T1 (de)
DE (1) DE60308492T2 (de)
TW (1) TW200515291A (de)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532497A (en) * 1983-01-14 1985-07-30 Polytel Corp. Matrix keyboard with plurality of sequences of cascaded electrical elements
US4810992A (en) * 1986-01-17 1989-03-07 Interlink Electronics, Inc. Digitizer pad
EP0435438B1 (de) * 1989-12-28 1998-03-04 Gunze Limited Eingabesystem mit berührungsempfindlicher Widerstandsfilmtafel
US5386584A (en) * 1990-06-14 1995-01-31 Chips And Technologies, Inc. Interrupt-generating keyboard scanner using an image RAM
KR100203745B1 (ko) * 1996-05-27 1999-06-15 윤종용 에이디씨-키 패드 장치 및 그의 제어방법
US5943044A (en) * 1996-08-05 1999-08-24 Interlink Electronics Force sensing semiconductive touchpad
US6392636B1 (en) * 1998-01-22 2002-05-21 Stmicroelectronics, Inc. Touchpad providing screen cursor/pointer movement control
FI105420B (fi) * 1998-12-04 2000-08-15 Nokia Mobile Phones Ltd Syöttöväline sähköisten syöttösignaalien tuottamiseksi elektroniselle laitteelle
JP3272330B2 (ja) * 1999-08-04 2002-04-08 株式会社バーテックススタンダード キーマトリックス回路

Also Published As

Publication number Publication date
EP1487114A1 (de) 2004-12-15
DE60308492D1 (de) 2006-11-02
EP1487114B1 (de) 2006-09-20
DE60308492T2 (de) 2007-05-16
TW200515291A (en) 2005-05-01

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties