ES2134443T3 - Proceso de representacion grafica en modo cga de textos en una pantalla de un ordenador personal. - Google Patents
Proceso de representacion grafica en modo cga de textos en una pantalla de un ordenador personal.Info
- Publication number
- ES2134443T3 ES2134443T3 ES95909636T ES95909636T ES2134443T3 ES 2134443 T3 ES2134443 T3 ES 2134443T3 ES 95909636 T ES95909636 T ES 95909636T ES 95909636 T ES95909636 T ES 95909636T ES 2134443 T3 ES2134443 T3 ES 2134443T3
- Authority
- ES
- Spain
- Prior art keywords
- bit
- stored
- video
- pct
- text
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
- G09G5/39—Control of the bit-mapped memory
- G09G5/393—Arrangements for updating the contents of the bit-mapped memory
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
- G09G5/30—Control of display attribute
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Controls And Circuits For Display Device (AREA)
- Digital Computer Display Output (AREA)
- Image Generation (AREA)
Abstract
LA INVENCION SE REFIERE A UN PROCEDIMIENTO PARA LA REPRESENTACION DE TEXTO EN MODO GRAFICO CGA SOBRE UNA PANTALLA DE ORDENADOR PERSONAL, DISPONIENDO POR UN LADO DE UN PROCESADOR Y UNA MEMORIA LOCALIZADA DENTRO DE LA CUAL PUEDEN SER INDICADOS LOS CARACTERES DE TEXTO DE ACUERDO CON UNA PLANTILLA, SIENDO ALMACENADOS, Y POR OTRA PARTE DISPONIENDO DE UNA TARJETA DE VIDEO CONECTADA AL INDICADO PROCESADOR POR MEDIO DE UN BUS EXTERNO Y DISPONIENDO DE UNA MEMORIA DE VIDEO, CUYO CONTENIDO PUEDE SER MOSTRADO SOBRE LA PANTALLA. DURANTE LA SALIDA DEL TEXTO, UNA SECUENCIA CONTENIENDO DOS BITS QUE ESTABLECEN EL COLOR DE BASE, ESPECIALMENTE 00, SE GENERA PARA CADA PIXEL SUBSECUENTE. LOS CARACTERES DE TEXTO ACUMULADOS EN LA PLANTILLA DE BIT SE UNEN A LA SECUENCIA DE BIT DE TAL FORMA QUE SE DISPONE DEL BIT 0 EN LA PLANTILLA DE BIT ACUMULADA PARA EL PIXEL CORRESPONDIENTE, NO EFECTUANDOSE CAMBIOS Y DISPONIENDOSE SIN EMBARGO DEL BIT 1 EN LA SITUACION DE BIT ACUMULADO PARA AL PIXEL CORRESPONDIENTE, CON UNA SECUENCIA DE BIT CONTENIENDO DOS BITS QUE ESTABLECEN EL COLOR DE PRIMER PLANO DESEADO QUE ES GENERADO Y ACUMULADO EN LA MEMORIA DE VIDEO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4405329A DE4405329A1 (de) | 1994-02-21 | 1994-02-21 | Verfahren zur Textdarstellung im CGA-Graphikmodus auf einem Bildschirm eines Personalcomputers |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2134443T3 true ES2134443T3 (es) | 1999-10-01 |
Family
ID=6510650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95909636T Expired - Lifetime ES2134443T3 (es) | 1994-02-21 | 1995-02-17 | Proceso de representacion grafica en modo cga de textos en una pantalla de un ordenador personal. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5726680A (es) |
EP (1) | EP0695449B1 (es) |
JP (1) | JPH09511341A (es) |
KR (1) | KR960702138A (es) |
CN (1) | CN1123576A (es) |
AT (1) | ATE180593T1 (es) |
DE (2) | DE4405329A1 (es) |
ES (1) | ES2134443T3 (es) |
WO (1) | WO1995022813A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6069613A (en) * | 1997-10-16 | 2000-05-30 | Phoenix Technologies Ltd. | Basic input-output system (BIOS) read-only memory (ROM) including expansion table for expanding monochrome images into color image |
US6078306A (en) * | 1997-10-21 | 2000-06-20 | Phoenix Technologies Ltd. | Basic input-output system (BIOS) read-only memory (ROM) with capability for vertical scrolling of bitmapped graphic text by columns |
US6008532A (en) * | 1997-10-23 | 1999-12-28 | Lsi Logic Corporation | Integrated circuit package having bond fingers with alternate bonding areas |
US7868896B1 (en) * | 2005-04-12 | 2011-01-11 | American Megatrends, Inc. | Method, apparatus, and computer-readable medium for utilizing an alternate video buffer for console redirection in a headless computer system |
CA2543304A1 (en) * | 2006-04-11 | 2007-10-11 | Ibm Canada Limited - Ibm Canada Limitee | Code highlight and intelligent location descriptor for programming shells |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4408200A (en) * | 1981-08-12 | 1983-10-04 | International Business Machines Corporation | Apparatus and method for reading and writing text characters in a graphics display |
DE68920147T2 (de) * | 1989-10-12 | 1995-06-29 | Ibm | Anzeigesystem. |
EP0422294A1 (en) * | 1989-10-12 | 1991-04-17 | International Business Machines Corporation | Display system |
DE69132209T2 (de) * | 1991-07-24 | 2000-09-28 | Texas Instruments Inc | Anzeigeadapter |
US5404445A (en) * | 1991-10-31 | 1995-04-04 | Toshiba America Information Systems, Inc. | External interface for a high performance graphics adapter allowing for graphics compatibility |
-
1994
- 1994-02-21 DE DE4405329A patent/DE4405329A1/de not_active Withdrawn
-
1995
- 1995-02-17 AT AT95909636T patent/ATE180593T1/de not_active IP Right Cessation
- 1995-02-17 US US08/537,886 patent/US5726680A/en not_active Expired - Fee Related
- 1995-02-17 KR KR1019950704583A patent/KR960702138A/ko not_active Application Discontinuation
- 1995-02-17 DE DE59506005T patent/DE59506005D1/de not_active Expired - Fee Related
- 1995-02-17 ES ES95909636T patent/ES2134443T3/es not_active Expired - Lifetime
- 1995-02-17 JP JP7521509A patent/JPH09511341A/ja active Pending
- 1995-02-17 WO PCT/DE1995/000203 patent/WO1995022813A1/de active IP Right Grant
- 1995-02-17 CN CN95190107A patent/CN1123576A/zh active Pending
- 1995-02-17 EP EP95909636A patent/EP0695449B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE59506005D1 (de) | 1999-07-01 |
ATE180593T1 (de) | 1999-06-15 |
WO1995022813A1 (de) | 1995-08-24 |
US5726680A (en) | 1998-03-10 |
DE4405329A1 (de) | 1995-08-24 |
EP0695449A1 (de) | 1996-02-07 |
EP0695449B1 (de) | 1999-05-26 |
JPH09511341A (ja) | 1997-11-11 |
CN1123576A (zh) | 1996-05-29 |
KR960702138A (ko) | 1996-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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