FR2449378A1 - Dispositif de reproduction d'images servant a reproduire sous la forme d'une image de television entrelacee double, un signal bivalent produit par un generateur de signaux d'image - Google Patents
Dispositif de reproduction d'images servant a reproduire sous la forme d'une image de television entrelacee double, un signal bivalent produit par un generateur de signaux d'imageInfo
- Publication number
- FR2449378A1 FR2449378A1 FR8002983A FR8002983A FR2449378A1 FR 2449378 A1 FR2449378 A1 FR 2449378A1 FR 8002983 A FR8002983 A FR 8002983A FR 8002983 A FR8002983 A FR 8002983A FR 2449378 A1 FR2449378 A1 FR 2449378A1
- Authority
- FR
- France
- Prior art keywords
- image
- reproducing
- signal generator
- bivalent
- image point
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
- H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Circuits (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Nuclear Medicine (AREA)
- Television Systems (AREA)
Abstract
DANS UN DISPOSITIF DE REPRODUCTION D'IMAGES A ENTRELACEMENT AU MOYEN DUQUEL SONT REPRODUITS DES MOTIFS DE SIGNAUX QUI SONT PAREILS D'UNE TRAME A L'AUTRE 69, 71 COMME DES SIGNAUX PROVENANT DE GENERATEURS DE SIGNES, LES PHENOMENES DE SAUTILLEMENT ET DE SCINTILLATION SONT FORTEMENT DIMINUES PAR L'AFFAIBLISSEMENT DU POINT D'IMAGE SUPERIEUR D'UNE SERIE DE POINTS D'IMAGE DISPOSES LES UNS AU-DESSUS DES AUTRES DANS UNE TRAME 147 AINSI QUE PAR UN AFFAIBLISSEMENT DU POINT D'IMAGE INFERIEUR DANS L'AUTRE TRAME 145 OU PAR L'ADJONCTION D'UN POINT D'IMAGE AFFAIBLI APRES LE POINT D'IMAGE INFERIEUR DE LA PREMIERE TRAME. APPLICATION: VISUALISATION DE CARACTERES SUR UN TUBE TELEVISION.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7901119A NL7901119A (nl) | 1979-02-13 | 1979-02-13 | Beeldweergeefinrichting voor het als een tweevoudig geinterlinieerd televisiebeeld weergeven van een door een beeldsignaalgenerator opgewekt tweewaardig signaal. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2449378A1 true FR2449378A1 (fr) | 1980-09-12 |
FR2449378B1 FR2449378B1 (fr) | 1985-04-05 |
Family
ID=19832628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8002983A Granted FR2449378A1 (fr) | 1979-02-13 | 1980-02-11 | Dispositif de reproduction d'images servant a reproduire sous la forme d'une image de television entrelacee double, un signal bivalent produit par un generateur de signaux d'image |
Country Status (13)
Country | Link |
---|---|
US (1) | US4354186A (fr) |
JP (1) | JPS55110294A (fr) |
AU (1) | AU5536780A (fr) |
BE (1) | BE881660A (fr) |
BR (1) | BR8000836A (fr) |
CA (1) | CA1145030A (fr) |
DE (1) | DE3003582A1 (fr) |
ES (1) | ES488445A0 (fr) |
FR (1) | FR2449378A1 (fr) |
GB (1) | GB2040649B (fr) |
IT (1) | IT8067196A0 (fr) |
NL (1) | NL7901119A (fr) |
SE (1) | SE8001040L (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2532501A1 (fr) * | 1982-08-25 | 1984-03-02 | Sony Corp | Recepteur de television dont l'entree reliee a un convertisseur de signal recoit un signal video imbrique |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8002410A (nl) * | 1979-10-15 | 1981-04-21 | Philips Nv | Beeldweergeefinrichting ingericht voor het als een geinterlinieerd televisie-beeld weergeven van een gemengd beeldsignaal. |
US4454506A (en) * | 1981-09-04 | 1984-06-12 | Bell Telephone Laboratories, Incorporated | Method and circuitry for reducing flicker in symbol displays |
US4455572A (en) * | 1982-01-15 | 1984-06-19 | The United States Of America As Represented By The Secretary Of The Navy | Flicker free stretched grams |
US4482893A (en) * | 1982-02-19 | 1984-11-13 | Edelson Steven D | Cathode ray tube display system with minimized distortion from aliasing |
US4486785A (en) * | 1982-09-30 | 1984-12-04 | International Business Machines Corporation | Enhancement of video images by selective introduction of gray-scale pels |
US4720803A (en) * | 1983-05-13 | 1988-01-19 | Kabushiki Kaisha Toshiba | Display control apparatus for performing multicolor display by tiling display |
US4769635A (en) * | 1983-06-20 | 1988-09-06 | Matsushita Electric Industrial Co., Ltd. | Graphic display control method and apparatus |
US4649378A (en) * | 1983-11-18 | 1987-03-10 | Sperry Corporation | Binary character generator for interlaced CRT display |
US4570182A (en) * | 1983-11-18 | 1986-02-11 | Sperry Corporation | Halo generator for CRT display symbols |
EP0146657B1 (fr) * | 1983-12-22 | 1987-04-01 | International Business Machines Corporation | Dispositif d'affichage à TRC à balayage à trame comportant un curseur à réticule |
JPS60201391A (ja) * | 1984-03-14 | 1985-10-11 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | インタ−レ−スされたビデオイメ−ジのフリツカを抑制する方法 |
EP0213246B1 (fr) * | 1985-09-03 | 1990-11-28 | International Business Machines Corporation | Dispositif d'affichage en couleur à T.R.C. à trames entrelacées avec scintillement réduit |
DK159354C (da) * | 1987-08-26 | 1991-03-11 | Bang & Olufsen As | Fjernsynsmodtager med midler til undertrykkelse aflinieflicker |
EP0313332B1 (fr) * | 1987-10-22 | 1994-12-14 | Rockwell International Corporation | Méthode et dispositif pour tracer des lignes de haute qualité sur des dispositifs d'affichage matriciel à couleurs |
JPH01295587A (ja) * | 1988-05-23 | 1989-11-29 | Yamashita Denshi Sekkei:Kk | 映像信号変換装置 |
US5005011A (en) * | 1988-12-23 | 1991-04-02 | Apple Computer, Inc. | Vertical filtering apparatus for raster scanned display |
GB2262692A (en) * | 1991-12-19 | 1993-06-23 | Ibm | Crt display apparatus having increased character legibility |
US5627555A (en) * | 1993-04-14 | 1997-05-06 | Rca Thomson Licensing Corporation | Line flicker suppression by adaptive de-interlacing |
US5636041A (en) * | 1995-05-24 | 1997-06-03 | Dell Usa, L.P. | Technique for increasing the visibility of an LCD panel during warm-up thereof |
US20020167612A1 (en) * | 2001-04-02 | 2002-11-14 | Pelco | Device and method for reducing flicker in a video display |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3941926A (en) * | 1974-04-08 | 1976-03-02 | Stewart-Warner Corporation | Variable intensity display device |
US3961365A (en) * | 1974-10-24 | 1976-06-01 | Stewart-Warner Corporation | Color display device |
US4014011A (en) * | 1975-04-25 | 1977-03-22 | Hewlett-Packard Company | Variable resolution display |
US4215414A (en) * | 1978-03-07 | 1980-07-29 | Hughes Aircraft Company | Pseudogaussian video output processing for digital display |
-
1979
- 1979-02-13 NL NL7901119A patent/NL7901119A/nl not_active Application Discontinuation
-
1980
- 1980-01-21 US US06/113,884 patent/US4354186A/en not_active Expired - Lifetime
- 1980-02-01 DE DE19803003582 patent/DE3003582A1/de active Granted
- 1980-02-07 CA CA000345247A patent/CA1145030A/fr not_active Expired
- 1980-02-08 AU AU55367/80A patent/AU5536780A/en not_active Abandoned
- 1980-02-08 IT IT8067196A patent/IT8067196A0/it unknown
- 1980-02-08 GB GB8004278A patent/GB2040649B/en not_active Expired
- 1980-02-11 ES ES488445A patent/ES488445A0/es active Granted
- 1980-02-11 FR FR8002983A patent/FR2449378A1/fr active Granted
- 1980-02-11 SE SE8001040A patent/SE8001040L/xx not_active Application Discontinuation
- 1980-02-11 BE BE0/199355A patent/BE881660A/fr unknown
- 1980-02-12 BR BR8000836A patent/BR8000836A/pt unknown
- 1980-02-13 JP JP1560580A patent/JPS55110294A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2532501A1 (fr) * | 1982-08-25 | 1984-03-02 | Sony Corp | Recepteur de television dont l'entree reliee a un convertisseur de signal recoit un signal video imbrique |
Also Published As
Publication number | Publication date |
---|---|
FR2449378B1 (fr) | 1985-04-05 |
DE3003582C2 (fr) | 1988-07-14 |
GB2040649A (en) | 1980-08-28 |
DE3003582A1 (de) | 1980-08-21 |
AU5536780A (en) | 1980-08-21 |
IT8067196A0 (it) | 1980-02-08 |
BE881660A (fr) | 1980-08-11 |
JPS6342796B2 (fr) | 1988-08-25 |
US4354186A (en) | 1982-10-12 |
ES8102443A1 (es) | 1980-12-16 |
JPS55110294A (en) | 1980-08-25 |
NL7901119A (nl) | 1980-08-15 |
BR8000836A (pt) | 1980-10-29 |
GB2040649B (en) | 1982-10-20 |
SE8001040L (sv) | 1980-08-14 |
CA1145030A (fr) | 1983-04-19 |
ES488445A0 (es) | 1980-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |