BR8202522U - Unpredictably keyboard - Google Patents

Unpredictably keyboard

Info

Publication number
BR8202522U
BR8202522U BR8202522U BR8202522U BR8202522U BR 8202522 U BR8202522 U BR 8202522U BR 8202522 U BR8202522 U BR 8202522U BR 8202522 U BR8202522 U BR 8202522U BR 8202522 U BR8202522 U BR 8202522U
Authority
BR
Brazil
Prior art keywords
key
keyboard
sym
trim
displayed
Prior art date
Application number
BR8202522U
Other languages
Portuguese (pt)
Inventor
Ivan Gondim Leichsenring
Original Assignee
Ivan Gondim Leichsenring
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 Ivan Gondim Leichsenring filed Critical Ivan Gondim Leichsenring
Priority to BR8202522U priority Critical patent/BR8202522U/en
Priority to AU2003243852A priority patent/AU2003243852A1/en
Priority to PCT/BR2003/000095 priority patent/WO2004008304A2/en
Publication of BR8202522U publication Critical patent/BR8202522U/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/82—Protecting input, output or interconnection devices
    • G06F21/83—Protecting input, output or interconnection devices input devices, e.g. keyboards, mice or controllers thereof
    • 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
    • G06F3/0238—Programmable keyboards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2103—Challenge-response

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Human Computer Interaction (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

"TECLADO IMPREVISìVEL". Patente de modelo de utilidade para um teclado cujas teclas somente tem valores atribuídos e exibidos no exato instante em que forem ser efetivamente usados; teclado formado pelo agrupamento dos elementos: <sym> dispositivo mostrador de tecla variável, cuja função é identificar a tecla, compreendido pela estrutura 1 que contem em seu interior o aparato que reproduz no visor 3 uma imagem a ser exibida através de uma guarnição lamelar transparente 2 situada na parte superior da estrutura 1; <sym> tecla propriamente dita, que tanto pode ser o dispositivo mostrador de tecla variável, caso possa se movimentar como uma tecla comum ou pode ser a tecla 5 associada ao seu correspondente dispositivo ou um dispositivo cuja guarnição lamelar transparente 2 também seja sensível ao toque de um dedo."UNUSPECTABLE KEYBOARD". Utility model patent for a keyboard whose keys are assigned values only and displayed at the exact time they are to be effectively used; keyboard formed by the grouping of elements: <sym> variable key display device, the function of which is to identify the key, comprised of structure 1 which contains within it the apparatus which reproduces on display 3 an image to be displayed through a transparent lamellar trim 2 situated at the top of structure 1; <sym> key itself, which can be either the variable key display device if it can move like a common key or can be the key 5 associated with its corresponding device or a device whose transparent lamellar trim 2 is also touch sensitive. of a finger.

BR8202522U 2002-07-15 2002-07-15 Unpredictably keyboard BR8202522U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BR8202522U BR8202522U (en) 2002-07-15 2002-07-15 Unpredictably keyboard
AU2003243852A AU2003243852A1 (en) 2002-07-15 2003-07-14 Unpredictable keyboard
PCT/BR2003/000095 WO2004008304A2 (en) 2002-07-15 2003-07-14 Unpredictable keyboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8202522U BR8202522U (en) 2002-07-15 2002-07-15 Unpredictably keyboard

Publications (1)

Publication Number Publication Date
BR8202522U true BR8202522U (en) 2004-06-01

Family

ID=30005480

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8202522U BR8202522U (en) 2002-07-15 2002-07-15 Unpredictably keyboard

Country Status (3)

Country Link
AU (1) AU2003243852A1 (en)
BR (1) BR8202522U (en)
WO (1) WO2004008304A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101980308A (en) * 2010-11-26 2011-02-23 张翊 Code variable keyboard with unfixed key positions and code variable method
ITTO20131032A1 (en) 2013-12-17 2015-06-18 Dayco Europe Srl TENSIONER FOR A BELT DRIVE
CN110660178A (en) * 2019-09-26 2020-01-07 中国工商银行股份有限公司 ATM password system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62242219A (en) * 1986-04-14 1987-10-22 Matsushita Electric Ind Co Ltd Terminal keyboard for individual identification card
DE4028840A1 (en) * 1990-09-11 1991-02-21 Yahya Haghiri Tehrani Keyboard with variable characteristics for computers etc. - has keys programmable by computer programs with indicators keys showing current function
CA2214190A1 (en) * 1997-10-15 1999-04-15 Michael Ernest Blom Improved security data entry alphanumeric keypad
DE19803339B4 (en) * 1998-01-29 2004-11-11 Deutsche Telekom Ag Method and device for checking the access authorization of a user for a particularly protected facility

Also Published As

Publication number Publication date
WO2004008304A2 (en) 2004-01-22
AU2003243852A1 (en) 2004-02-02
WO2004008304A3 (en) 2004-04-01

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired