FI102119B1 - Näppäimistöjärjestely ja menetelmä painetun näppäimen tunnistamiseksi - Google Patents

Näppäimistöjärjestely ja menetelmä painetun näppäimen tunnistamiseksi

Info

Publication number
FI102119B1
FI102119B1 FI963986A FI963986A FI102119B1 FI 102119 B1 FI102119 B1 FI 102119B1 FI 963986 A FI963986 A FI 963986A FI 963986 A FI963986 A FI 963986A FI 102119 B1 FI102119 B1 FI 102119B1
Authority
FI
Finland
Prior art keywords
identifying
keyboard arrangement
printed key
printed
key
Prior art date
Application number
FI963986A
Other languages
English (en)
Swedish (sv)
Other versions
FI963986A (fi
FI963986A0 (fi
FI102119B (fi
Inventor
Timo Ala-Lehtimaeki
Paavo Niemitalo
Original Assignee
Nokia Mobile Phones 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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI963986A priority Critical patent/FI102119B/fi
Publication of FI963986A0 publication Critical patent/FI963986A0/fi
Priority to EP97660098A priority patent/EP0834993B1/en
Priority to DE69729698T priority patent/DE69729698T2/de
Priority to JP9271554A priority patent/JPH10161790A/ja
Priority to US08/943,375 priority patent/US5877709A/en
Publication of FI963986A publication Critical patent/FI963986A/fi
Application granted granted Critical
Publication of FI102119B1 publication Critical patent/FI102119B1/fi
Publication of FI102119B publication Critical patent/FI102119B/fi

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/004—High frequency adaptation or shielding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/008—Static electricity considerations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/018—Ground conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/026—Internal encoding, e.g. validity bit
FI963986A 1996-10-04 1996-10-04 Näppäimistöjärjestely ja menetelmä painetun näppäimen tunnistamiseksi FI102119B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI963986A FI102119B (fi) 1996-10-04 1996-10-04 Näppäimistöjärjestely ja menetelmä painetun näppäimen tunnistamiseksi
EP97660098A EP0834993B1 (en) 1996-10-04 1997-09-12 A keyboard arrangement and method for identifying a pressed key
DE69729698T DE69729698T2 (de) 1996-10-04 1997-09-12 Tastatur und Verfahren zur Identifizierung einer gedrückten Taste
JP9271554A JPH10161790A (ja) 1996-10-04 1997-10-03 キーボード装置および押されたキーを識別する方法
US08/943,375 US5877709A (en) 1996-10-04 1997-10-03 Keyboard arrangement and method for identifying a pressed key

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI963986 1996-10-04
FI963986A FI102119B (fi) 1996-10-04 1996-10-04 Näppäimistöjärjestely ja menetelmä painetun näppäimen tunnistamiseksi

Publications (4)

Publication Number Publication Date
FI963986A0 FI963986A0 (fi) 1996-10-04
FI963986A FI963986A (fi) 1998-04-05
FI102119B1 true FI102119B1 (fi) 1998-10-15
FI102119B FI102119B (fi) 1998-10-15

Family

ID=8546807

Family Applications (1)

Application Number Title Priority Date Filing Date
FI963986A FI102119B (fi) 1996-10-04 1996-10-04 Näppäimistöjärjestely ja menetelmä painetun näppäimen tunnistamiseksi

Country Status (5)

Country Link
US (1) US5877709A (fi)
EP (1) EP0834993B1 (fi)
JP (1) JPH10161790A (fi)
DE (1) DE69729698T2 (fi)
FI (1) FI102119B (fi)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19824149A1 (de) 1998-05-29 1999-12-02 Nokia Mobile Phones Ltd Drehsteller für elektrische oder elektronische Geräte
FI109731B (fi) 1998-06-02 2002-09-30 Nokia Corp Elektroniikkalaite ja ohjauselin
FI109732B (fi) 1998-06-02 2002-09-30 Nokia Corp Elektroniikkalaite ja ohjauselin
FI104221B (fi) 1998-06-30 1999-11-30 Nokia Mobile Phones Ltd Kaksiosainen elektroninen laite
JP2000347790A (ja) * 1999-06-01 2000-12-15 Alps Electric Co Ltd キーボード装置
US6323445B1 (en) 2000-04-28 2001-11-27 Microsoft Corporation Membrane switch structure providing electrostatic discharge protection
US6577250B1 (en) 2000-05-19 2003-06-10 Microsoft Corporation Resistance based keyboard key discrimination
US6621484B1 (en) 2000-06-27 2003-09-16 Microsoft Corporation Keyboard key discrimination based on time division multiplexing
KR100337786B1 (ko) * 2000-08-19 2002-05-24 윤종용 와이드 키패드 및 정전기 방지용 와이드 키패드 결합구조
US6630927B2 (en) 2001-02-15 2003-10-07 Microsoft Corporation Keyboard key discrimination employing drive line/sense line combinations and accomodating simultaneous key press conditions
WO2002079829A1 (en) * 2001-03-30 2002-10-10 Optical Power Systems Ring core fiber
US6931125B2 (en) 2001-07-10 2005-08-16 Gregory N. Smallwood Telephone equipment compatible, twelve button alphanumeric keypad
US6980135B2 (en) * 2002-01-11 2005-12-27 Alcor Micro, Corp. Logic circuit using hardware to process keyboard scanning
KR100512374B1 (ko) * 2003-01-27 2005-09-05 삼성전자주식회사 메탈돔 스위치의 키 패턴 연결장치
DE10360241B4 (de) * 2003-12-16 2006-04-27 Visteon Global Technologies, Inc., Dearborn Schaltmatrix für ein Eingabegerät
TWI324898B (en) * 2004-11-23 2010-05-11 Qisda Corp Keyboard circuit with electrostatic discharge protection
ATE538428T1 (de) * 2005-10-05 2012-01-15 Imerj Ltd Tragbares electronisches kommunikationsgerät mit metallischem tastenfeld
KR100747462B1 (ko) 2006-01-04 2007-08-09 엘지전자 주식회사 이동단말기의 키 패드 장치
FR2910652B1 (fr) * 2006-12-21 2009-04-24 Dav Sa Module de commande electrique, en particulier pour vehicule automobile
TW200832196A (en) * 2007-01-19 2008-08-01 Inventec Appliances Corp Press-type touch control pad device
KR101362514B1 (ko) * 2007-10-17 2014-02-13 삼성전자주식회사 터치 키의 정전기 방전 장치
EP4376040A1 (de) * 2022-11-25 2024-05-29 Siemens Aktiengesellschaft Folientastatur für ein schutzgerät im bereich der elektroenergieübertragung und -verteilung

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2370348A1 (fr) * 1976-11-05 1978-06-02 Leveille Marc Contacteur matriciel pour affichage video notamment
GB2102626B (en) * 1981-07-21 1985-06-05 Standard Telephones Cables Ltd Contact dimple pad
EP0094130B1 (en) * 1982-05-07 1987-01-21 Philips Electronics Uk Limited Data entry keyboard apparatus
JPS59105131A (ja) * 1982-12-08 1984-06-18 Toshiba Corp 入出力回路装置
US4667181A (en) * 1983-07-15 1987-05-19 Honeywell Inc. Keyboard data input assembly
US4906993A (en) * 1988-04-04 1990-03-06 John Fluke Mfg. Co., Inc. Keyboard scanner apparatus and method
GB8826340D0 (en) * 1988-11-10 1988-12-14 Ncr Co Data entry keyboard apparatus
US5266949A (en) * 1990-03-29 1993-11-30 Nokia Mobile Phones Ltd. Lighted electronic keyboard
FI88345C (fi) * 1991-01-29 1993-04-26 Nokia Mobile Phones Ltd Belyst tastatur
JPH07307779A (ja) * 1994-05-13 1995-11-21 Oki Electric Ind Co Ltd 携帯電話機のシールド構造
US5554985A (en) * 1995-06-14 1996-09-10 United Microelectronics Corporation Method for scanning keypad architecutre employing power source and ground of digital electronic devices
US5668544A (en) * 1996-02-26 1997-09-16 Holtek Microelectronics, Inc. Compound type of keyboard detector

Also Published As

Publication number Publication date
DE69729698T2 (de) 2005-06-30
FI963986A (fi) 1998-04-05
FI963986A0 (fi) 1996-10-04
EP0834993A2 (en) 1998-04-08
JPH10161790A (ja) 1998-06-19
US5877709A (en) 1999-03-02
DE69729698D1 (de) 2004-08-05
EP0834993B1 (en) 2004-06-30
EP0834993A3 (en) 1998-09-30
FI102119B (fi) 1998-10-15

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: NOKIA MOBILE PHONES LTD