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DE10196251T1 - Unterdrückung unzulässiger Tastatureingaben während des Einschaltvorgangs - Google Patents

Unterdrückung unzulässiger Tastatureingaben während des Einschaltvorgangs

Info

Publication number
DE10196251T1
DE10196251T1 DE10196251T DE10196251T DE10196251T1 DE 10196251 T1 DE10196251 T1 DE 10196251T1 DE 10196251 T DE10196251 T DE 10196251T DE 10196251 T DE10196251 T DE 10196251T DE 10196251 T1 DE10196251 T1 DE 10196251T1
Authority
DE
Germany
Prior art keywords
illegal
suppression
switch
keyboard entries
entries during
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.)
Granted
Application number
DE10196251T
Other languages
English (en)
Other versions
DE10196251B3 (de
Inventor
Dale Wayne King
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.)
InterDigital Madison Patent Holdings SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of DE10196251T1 publication Critical patent/DE10196251T1/de
Application granted granted Critical
Publication of DE10196251B3 publication Critical patent/DE10196251B3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03M11/20—Dynamic coding, i.e. by key scanning
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Power Sources (AREA)
DE10196251.7T 2000-06-02 2001-05-16 Unterdrückung unzulässiger Tastatureingaben während des Einschaltvorgangs Expired - Lifetime DE10196251B3 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US20875400P 2000-06-02 2000-06-02
US60/208,754 2000-06-02
US09/809,508 2001-03-15
US09/809,508 US6744386B2 (en) 2000-06-02 2001-03-15 Prevention of incompatible keyboard selections from being entered during power initialization
PCT/US2001/015893 WO2001095498A1 (en) 2000-06-02 2001-05-16 Prevention of incompatible keyboard selections from being entered during power initialization

Publications (2)

Publication Number Publication Date
DE10196251T1 true DE10196251T1 (de) 2003-04-30
DE10196251B3 DE10196251B3 (de) 2016-02-11

Family

ID=26903470

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10196251.7T Expired - Lifetime DE10196251B3 (de) 2000-06-02 2001-05-16 Unterdrückung unzulässiger Tastatureingaben während des Einschaltvorgangs

Country Status (8)

Country Link
US (1) US6744386B2 (de)
JP (1) JP4766538B2 (de)
KR (1) KR100838616B1 (de)
CN (2) CN1208902C (de)
AU (1) AU2001263212A1 (de)
DE (1) DE10196251B3 (de)
MX (1) MXPA02011880A (de)
WO (1) WO2001095498A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009022501A1 (ja) * 2007-08-16 2009-02-19 Renesas Technology Corp. マイクロコンピュータシステム
CN101452340A (zh) * 2007-11-30 2009-06-10 鸿富锦精密工业（深圳）有限公司 键盘
US8193945B2 (en) * 2008-01-11 2012-06-05 Lear Corporation System and method for remote activation using a transmitter switch array
CN103376406A (zh) * 2012-04-16 2013-10-30 鸿富锦精密工业（深圳）有限公司 按键检测电路
TW201412027A (zh) * 2012-09-14 2014-03-16 Chicony Electronics Co Ltd 矩陣測試方法、系統及電壓時脈控制方法
CN106470038B (zh) * 2015-08-17 2019-11-05 光宝电子(广州)有限公司 键盘扫描电路、键盘及其扫描方法
CN109725815B (zh) * 2019-01-09 2021-02-23 北京数衍科技有限公司 扫描枪与键盘数据输入的区分方法
US11128636B1 (en) 2020-05-13 2021-09-21 Science House LLC Systems, methods, and apparatus for enhanced headsets

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194425A (en) * 1977-08-24 1980-03-25 Kabushiki Kaisha Kawai Gakki Seisakusho Key code generator
US4409665A (en) * 1979-12-26 1983-10-11 Texas Instruments Incorporated Turn-off-processor between keystrokes
JPS56136054A (en) * 1980-03-26 1981-10-23 Hitachi Ltd Function assigning circuit
JPS57132233A (en) * 1981-02-06 1982-08-16 Matsushita Electric Ind Co Ltd Keyboard device
DE3172818D1 (en) * 1981-07-10 1985-12-12 Itt Ind Gmbh Deutsche Integrated circuit for a data input keyboard of an electronic apparatus
US4581603A (en) 1983-03-11 1986-04-08 The Maxi-Switch Company Switch matrix key closure validation device and method
US4667181A (en) * 1983-07-15 1987-05-19 Honeywell Inc. Keyboard data input assembly
US4649373A (en) 1983-08-10 1987-03-10 International Business Machines Corporation Powered conservation system in battery powered keyboard device including a microprocessor
JPS61107418A (ja) * 1984-10-31 1986-05-26 Sony Corp キ−装置
US4906993A (en) * 1988-04-04 1990-03-06 John Fluke Mfg. Co., Inc. Keyboard scanner apparatus and method
US4918445A (en) * 1988-07-20 1990-04-17 Hewlett-Packard Company Scanning, row-column type keyboard
US5081453A (en) * 1988-09-14 1992-01-14 Fujitsu Limited Detecting apparatus for detecting input operation in a switching matrix
US5065356A (en) * 1988-12-19 1991-11-12 Hewlett-Packard Company Shared use of keyboard and memory lines
US5235635A (en) 1990-09-27 1993-08-10 Advanced Micro Devices, Inc. Keypad monitor with keypad activity-based activation
KR930005841B1 (ko) 1990-10-27 1993-06-25 삼성전자 주식회사 마이크로_콤퓨터시스템의 키스캔회로 및 그 방법
KR930008505Y1 (ko) * 1991-05-04 1993-12-22 주식회사 금성사 마이크로 컴퓨터의 키이신호 입력회로
US5367472A (en) 1991-10-16 1994-11-22 Alps Electric Co., Ltd. Keyboard testing methods and apparatus
US5349344A (en) 1991-12-26 1994-09-20 General Electric Company Appliance mode indentification encoding
JPH0675680A (ja) * 1992-07-21 1994-03-18 Advanced Micro Devicds Inc キーパッドスキャナ機構およびキーパッドを走査するための方法
JP3284614B2 (ja) 1992-09-19 2002-05-20 ソニー株式会社 電子装置
US5451953A (en) 1993-02-03 1995-09-19 Thomson Consumer Electronics, Inc. Programmable remote control unit without extra key for configuration
US5381142A (en) 1993-02-19 1995-01-10 Thomson Consumer Electronics, Inc. Remote control unit having additional keys serviced via an interrupt
DE59304053D1 (de) * 1993-04-02 1996-11-07 Flowtec Ag Opto-elektronische Tastatur
JP3014260B2 (ja) * 1993-12-28 2000-02-28 アイホン株式会社 キーマトリックス回路
US5783874A (en) 1996-05-06 1998-07-21 Vlsi Technology, Inc. Keypad handling circuits
JP3390325B2 (ja) 1997-05-21 2003-03-24 沖電気工業株式会社 キー入力装置
US6104320A (en) 1998-01-23 2000-08-15 Holtek Semiconductor Inc. Input detection circuit for a matrix keyboard

Also Published As

Publication number Publication date
DE10196251B3 (de) 2016-02-11
AU2001263212A1 (en) 2001-12-17
CN1430814A (zh) 2003-07-16
JP2003536158A (ja) 2003-12-02
JP4766538B2 (ja) 2011-09-07
KR100838616B1 (ko) 2008-06-16
US20010054971A1 (en) 2001-12-27
MXPA02011880A (es) 2003-04-10
CN100347644C (zh) 2007-11-07
WO2001095498A1 (en) 2001-12-13
KR20030004443A (ko) 2003-01-14
US6744386B2 (en) 2004-06-01
CN1627242A (zh) 2005-06-15
CN1208902C (zh) 2005-06-29

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R081 Change of applicant/patentee

Owner name: INTERDIGITAL MADISON PATENT HOLDINGS, FR

Free format text: FORMER OWNER: THOMSON LICENSING S.A., BOULOGNE CEDEX, FR

Owner name: THOMSON LICENSING DTV SAS, FR

Free format text: FORMER OWNER: THOMSON LICENSING S.A., BOULOGNE CEDEX, FR

R082 Change of representative

Representative=s name: DEHNS, DE

Representative=s name: ROSSMANITH, MANFRED, DIPL.-PHYS. DR.RER.NAT., DE

R081 Change of applicant/patentee

Owner name: INTERDIGITAL MADISON PATENT HOLDINGS, FR

Free format text: FORMER OWNER: THOMSON LICENSING DTV SAS, LSSY-LES-MOULINEAUX, FR

R082 Change of representative

Representative=s name: DEHNS PATENT AND TRADEMARK ATTORNEYS, DE

Representative=s name: DEHNS, DE

R071 Expiry of right