BR8202522U - Unpredictably keyboard - Google Patents
Unpredictably keyboardInfo
- 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
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
"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.
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)
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)
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 |
-
2002
- 2002-07-15 BR BR8202522U patent/BR8202522U/en not_active Application Discontinuation
-
2003
- 2003-07-14 AU AU2003243852A patent/AU2003243852A1/en not_active Abandoned
- 2003-07-14 WO PCT/BR2003/000095 patent/WO2004008304A2/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2004008304A2 (en) | 2004-01-22 |
WO2004008304A3 (en) | 2004-04-01 |
AU2003243852A1 (en) | 2004-02-02 |
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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 |