WO2004008304A3 - Unpredictable keyboard - Google Patents

Unpredictable keyboard Download PDF

Info

Publication number
WO2004008304A3
WO2004008304A3 PCT/BR2003/000095 BR0300095W WO2004008304A3 WO 2004008304 A3 WO2004008304 A3 WO 2004008304A3 BR 0300095 W BR0300095 W BR 0300095W WO 2004008304 A3 WO2004008304 A3 WO 2004008304A3
Authority
WO
WIPO (PCT)
Prior art keywords
key
keyboard
unpredictable
whose
displayed
Prior art date
Application number
PCT/BR2003/000095
Other languages
French (fr)
Other versions
WO2004008304A2 (en
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 AU2003243852A priority Critical patent/AU2003243852A1/en
Publication of WO2004008304A2 publication Critical patent/WO2004008304A2/en
Publication of WO2004008304A3 publication Critical patent/WO2004008304A3/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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

The present patent refers to an 'Unpredictable Keyboard', whose keys have their values attributed and displayed only at the exact moment that they are being used effectively, wherein the keyboard is formed by the following set of elements:- indicative device with a variable key, whose function is to identify the key, comprises a structure (1) containing, in its interior, the apparatus that reproduces an image in the viewport (3) to be displayed through a clear lamellar armor (2) positioned in the upper part of the structure (1); - the proper key, which can be the indicative device with a variable key (if it can move itself as a key), or the key (5) associated to its corresponding device, or a device whose a clear lamellar armor (2) is also sensitive to the touch of a finger.
PCT/BR2003/000095 2002-07-15 2003-07-14 Unpredictable keyboard WO2004008304A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003243852A AU2003243852A1 (en) 2002-07-15 2003-07-14 Unpredictable keyboard

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR8202522U BR8202522U (en) 2002-07-15 2002-07-15 Unpredictably keyboard
BRMU8202522-3 2002-07-15

Publications (2)

Publication Number Publication Date
WO2004008304A2 WO2004008304A2 (en) 2004-01-22
WO2004008304A3 true WO2004008304A3 (en) 2004-04-01

Family

ID=30005480

Family Applications (1)

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

Citations (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
DE19803339A1 (en) * 1998-01-29 1999-08-05 Deutsche Telekom Ag Access authorization verification method for banking machine or computer system

Patent Citations (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
DE19803339A1 (en) * 1998-01-29 1999-08-05 Deutsche Telekom Ag Access authorization verification method for banking machine or computer system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 012, no. 112 (P - 687) 9 April 1988 (1988-04-09) *

Also Published As

Publication number Publication date
WO2004008304A2 (en) 2004-01-22
AU2003243852A1 (en) 2004-02-02
BR8202522U (en) 2004-06-01

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