ES2068868T3 - Aparato para reducir el parpadeo. - Google Patents
Aparato para reducir el parpadeo.Info
- Publication number
- ES2068868T3 ES2068868T3 ES89119000T ES89119000T ES2068868T3 ES 2068868 T3 ES2068868 T3 ES 2068868T3 ES 89119000 T ES89119000 T ES 89119000T ES 89119000 T ES89119000 T ES 89119000T ES 2068868 T3 ES2068868 T3 ES 2068868T3
- Authority
- ES
- Spain
- Prior art keywords
- count
- signals
- counter
- vertical synchronization
- conventional video
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/95—Time-base error compensation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S348/00—Television
- Y10S348/91—Flicker reduction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Synchronizing For Television (AREA)
- Television Systems (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
SE GENERAN SEÑALES DE SINCRONIZACION VERTICAL INTERMEDIA ENTRE LAS SEÑALES DE SINCRONIZACION VERTICAL QUE NORMALMENTE INCLUYEN UNA SEÑAL DE VIDEO CONVENCIONAL. UN PRIMER CONTADOR (19, 31) CUENTA LAS SEÑALES DE RELOJ QUE SE SINCRONIZAN CON LAS SEÑALES DE SINCRONIZACION HORIZONTAL (HS) NORMALMENTE INCLUIDAS EN LAS SEÑALES DE VIDEO CONVENCIONALES PARA PROVEER UN CONTEO QUE REPRESENTA EL NUMERO DE SEÑALES DE RELOJ QUE SE ENCUENTRAN PRESENTES EN UNA MITAD DEL INTERVALO DE CAMPO DE ESA SEÑAL DE VIDEO CONVENCIONAL. EL CONTEO PROVISTO POR EL PRIMER CONTADOR (19; 31) DURANTE EL SEGUNDO INTERVALO DE CAMPO PRECEDENTE SE ALMACENA TEMPORARIAMENTE Y SE COMPARA CON UN CONTEO PRODUCIDO POR EL SEGUNDO CONTADOR (20; 36, 40) QUE CUENTA LAS SEÑALES DE RELOJ PROVENIENTES DEL COMIENZO DEL INTERVALO DE CAMPO. CUANDO EL CONTEO DEL SEGUNDO CONTADOR (20; 36, 40) ES IGUAL AL CONTEO ALMACENADO SE GENERA UNA SEÑAL INTERMEDIA DE SINCRONIZACION VERTICAL.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25829088 | 1988-10-13 | ||
JP63265784A JP2705145B2 (ja) | 1988-10-21 | 1988-10-21 | テレビジョン受像機 |
JP1020431A JP2982165B2 (ja) | 1988-10-13 | 1989-01-30 | 映像信号受像機 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2068868T3 true ES2068868T3 (es) | 1995-05-01 |
Family
ID=27283035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES89119000T Expired - Lifetime ES2068868T3 (es) | 1988-10-13 | 1989-10-12 | Aparato para reducir el parpadeo. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4996595A (es) |
EP (1) | EP0363970B1 (es) |
AU (1) | AU618411B2 (es) |
DE (1) | DE68921536T2 (es) |
ES (1) | ES2068868T3 (es) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5742265A (en) * | 1990-12-17 | 1998-04-21 | Photonics Systems Corporation | AC plasma gas discharge gray scale graphic, including color and video display drive system |
DE4237225A1 (de) * | 1992-11-04 | 1994-05-05 | Philips Patentverwaltung | Anordnung zur Verdopplung der Teilbildfrequenz eines Bildsignals |
JPH06292148A (ja) * | 1993-03-30 | 1994-10-18 | Sony Corp | 倍速映像表示装置 |
GB9307681D0 (en) * | 1993-04-14 | 1993-06-02 | Rca Thomson Licensing Corp | Line flicker suppression system |
US5627555A (en) * | 1993-04-14 | 1997-05-06 | Rca Thomson Licensing Corporation | Line flicker suppression by adaptive de-interlacing |
JP3255323B2 (ja) * | 1994-01-21 | 2002-02-12 | ブラザー工業株式会社 | 画像処理装置 |
US5510843A (en) * | 1994-09-30 | 1996-04-23 | Cirrus Logic, Inc. | Flicker reduction and size adjustment for video controller with interlaced video output |
US5611041A (en) * | 1994-12-19 | 1997-03-11 | Cirrus Logic, Inc. | Memory bandwidth optimization |
JPH08331473A (ja) * | 1995-05-29 | 1996-12-13 | Hitachi Ltd | テレビジョン信号の表示装置 |
US6002442A (en) * | 1997-04-01 | 1999-12-14 | Aitech International Corp. | Method and apparatus for reducing flickers in video signal conversions |
US6285404B1 (en) * | 1998-08-03 | 2001-09-04 | Ati Technologies Inc. | Systolic video encoding system |
US6346970B1 (en) | 1998-08-12 | 2002-02-12 | Focus Enhancements, Inc. | Two-dimensional adjustable flicker filter |
US6839093B1 (en) * | 1998-11-13 | 2005-01-04 | Intel Corporation | Programmably controlling video formats |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56144684A (en) * | 1980-04-11 | 1981-11-11 | Matsushita Electric Ind Co Ltd | Reduction device for vertical picture fluctuation |
JPS56165469A (en) * | 1980-05-23 | 1981-12-19 | Sony Corp | Detecting method of vertical synchronous signal |
JPS5752280A (en) * | 1980-09-12 | 1982-03-27 | Sanyo Electric Co Ltd | Line selector of television set |
JPS5880986A (ja) * | 1981-11-09 | 1983-05-16 | Matsushita Electric Ind Co Ltd | ビデオテ−プレコ−ダ |
FR2530909A1 (fr) * | 1982-07-23 | 1984-01-27 | Radiotechnique | Procede et circuit pour engendrer un signal de synchronisation de trame dans un recepteur d'images |
US4616260A (en) * | 1983-02-28 | 1986-10-07 | Data General Corporation | Terminal having user selectable faster scanning |
US4524387A (en) * | 1983-03-30 | 1985-06-18 | Rca Corporation | Synchronization input for television receiver on-screen alphanumeric display |
JPS6018077A (ja) * | 1983-07-12 | 1985-01-30 | Nippon Kogaku Kk <Nikon> | フイ−ルド信号処理回路 |
JPH0644818B2 (ja) * | 1984-04-13 | 1994-06-08 | 日本電信電話株式会社 | 表示装置 |
JPS61139174A (ja) * | 1984-12-11 | 1986-06-26 | Sony Corp | 倍速変換装置 |
EP0241284B1 (en) * | 1986-04-11 | 1992-12-30 | RCA Thomson Licensing Corporation | Television display system |
US4800429A (en) * | 1988-03-14 | 1989-01-24 | Motorola, Inc. | Auto sync polarity control circuit for use with monitor |
-
1989
- 1989-10-10 AU AU42709/89A patent/AU618411B2/en not_active Ceased
- 1989-10-11 US US07/419,901 patent/US4996595A/en not_active Expired - Fee Related
- 1989-10-12 ES ES89119000T patent/ES2068868T3/es not_active Expired - Lifetime
- 1989-10-12 DE DE68921536T patent/DE68921536T2/de not_active Expired - Fee Related
- 1989-10-12 EP EP89119000A patent/EP0363970B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE68921536T2 (de) | 1995-07-06 |
EP0363970A3 (en) | 1991-11-13 |
US4996595A (en) | 1991-02-26 |
AU618411B2 (en) | 1991-12-19 |
DE68921536D1 (de) | 1995-04-13 |
EP0363970A2 (en) | 1990-04-18 |
AU4270989A (en) | 1990-04-26 |
EP0363970B1 (en) | 1995-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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