FR2456451A1 - Dispositif de reproduction d'image de television - Google Patents
Dispositif de reproduction d'image de televisionInfo
- Publication number
- FR2456451A1 FR2456451A1 FR8009993A FR8009993A FR2456451A1 FR 2456451 A1 FR2456451 A1 FR 2456451A1 FR 8009993 A FR8009993 A FR 8009993A FR 8009993 A FR8009993 A FR 8009993A FR 2456451 A1 FR2456451 A1 FR 2456451A1
- Authority
- FR
- France
- Prior art keywords
- beam current
- reproducing device
- cathode
- diode
- image reproducing
- 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
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/645—Beam current control means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/141—Beam current control means
Abstract
DANS UN AMPLIFICATEUR FINAL DE CLASSE B COMPORTANT UN TRANSISTOR NPN DONT LE COLLECTEUR COMMANDE UNE CATHODE D'UN TUBE ANALYSEUR D'IMAGE PAR DES TRAJETS DE CONDUCTION OPPOSES RESPECTIVEMENT D'UNE DIODE ET D'UN EMETTEUR SUIVEUR, UN SIGNAL CORRESPONDANT AU COURANT DE FAISCEAU EST OBTENU PAR LA CATHODE ENVISAGEE A PARTIR DU CIRCUIT DE COLLECTEUR D'UN TRANSISTOR NPN DONT LE TRAJET BASE-EMETTEUR EST PARALLELE A LA DIODE. LE SIGNAL CORRESPONDANT AU COURANT DE FAISCEAU PEUT ETRE UTILISE POUR UN REGLAGE DE COURANT D'ARRIERE-PLAN OU POUR UNE LIMITATION DE COURANT DE FAISCEAU.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7903625A NL7903625A (nl) | 1979-05-09 | 1979-05-09 | Televisiebeeldweergeefinrichting. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2456451A1 true FR2456451A1 (fr) | 1980-12-05 |
FR2456451B1 FR2456451B1 (fr) | 1982-11-19 |
Family
ID=19833126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8009993A Granted FR2456451A1 (fr) | 1979-05-09 | 1980-05-05 | Dispositif de reproduction d'image de television |
Country Status (11)
Country | Link |
---|---|
US (1) | US4308555A (fr) |
JP (1) | JPS55150680A (fr) |
AU (1) | AU530117B2 (fr) |
CA (1) | CA1150395A (fr) |
DE (1) | DE3017281C2 (fr) |
ES (1) | ES491230A0 (fr) |
FI (1) | FI801454A (fr) |
FR (1) | FR2456451A1 (fr) |
GB (1) | GB2056824B (fr) |
IT (1) | IT1131156B (fr) |
NL (1) | NL7903625A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989010038A1 (fr) * | 1988-04-14 | 1989-10-19 | Institut Problem Registratsii Informatsii Akademii | Dispositif pour reproduire des informations |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8502637A (nl) * | 1985-03-06 | 1986-10-01 | Philips Nv | Beeldweergeefinrichting. |
NL8502636A (nl) * | 1985-03-06 | 1986-10-01 | Philips Nv | Beeldweergeefinrichting. |
JPH0614272B2 (ja) * | 1992-04-28 | 1994-02-23 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 表示システム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3674932A (en) * | 1971-02-16 | 1972-07-04 | Rca Corp | Automatic beam current limiter |
NL170084C (nl) * | 1971-03-06 | 1982-09-16 | Philips Nv | Televisieontvanger met een geintegreerde schakeling voor het leveren van twee versterkingsregelspanningen. |
NL179329C (nl) * | 1974-09-09 | 1986-08-18 | Philips Nv | Televisieontvanger met een bundelstroombegrenzingsschakeling. |
GB1582138A (en) * | 1976-07-19 | 1980-12-31 | Rca Corp | Video amplifier circuit |
US4126884A (en) * | 1977-05-05 | 1978-11-21 | Rca Corporation | Kinescope beam current limiter employing automatic sequential control of image contrast and brightness to limit beam current |
JPS5530269A (en) * | 1978-08-25 | 1980-03-04 | Matsushita Electric Ind Co Ltd | Cathode current detector |
US4218720A (en) * | 1979-02-22 | 1980-08-19 | Gte Products Corporation | Television receiver picture tube protection circuit |
-
1979
- 1979-05-09 NL NL7903625A patent/NL7903625A/nl not_active Application Discontinuation
-
1980
- 1980-04-21 US US06/142,206 patent/US4308555A/en not_active Expired - Lifetime
- 1980-05-01 CA CA000351106A patent/CA1150395A/fr not_active Expired
- 1980-05-02 GB GB8014758A patent/GB2056824B/en not_active Expired
- 1980-05-05 FR FR8009993A patent/FR2456451A1/fr active Granted
- 1980-05-06 IT IT21830/80A patent/IT1131156B/it active
- 1980-05-06 AU AU58116/80A patent/AU530117B2/en not_active Ceased
- 1980-05-06 FI FI801454A patent/FI801454A/fi not_active Application Discontinuation
- 1980-05-06 DE DE3017281A patent/DE3017281C2/de not_active Expired
- 1980-05-06 JP JP5986680A patent/JPS55150680A/ja active Pending
- 1980-05-07 ES ES491230A patent/ES491230A0/es active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989010038A1 (fr) * | 1988-04-14 | 1989-10-19 | Institut Problem Registratsii Informatsii Akademii | Dispositif pour reproduire des informations |
US5036401A (en) * | 1988-04-14 | 1991-07-30 | Antonov Alexandr A | Device for display of information with complete scanning beam arrest |
Also Published As
Publication number | Publication date |
---|---|
IT1131156B (it) | 1986-06-18 |
CA1150395A (fr) | 1983-07-19 |
ES8101349A1 (es) | 1980-12-01 |
FR2456451B1 (fr) | 1982-11-19 |
JPS55150680A (en) | 1980-11-22 |
AU530117B2 (en) | 1983-06-30 |
US4308555A (en) | 1981-12-29 |
AU5811680A (en) | 1980-11-13 |
GB2056824B (en) | 1983-02-09 |
DE3017281C2 (de) | 1982-08-19 |
FI801454A (fi) | 1980-11-10 |
IT8021830A0 (it) | 1980-05-06 |
NL7903625A (nl) | 1980-11-11 |
GB2056824A (en) | 1981-03-18 |
DE3017281A1 (de) | 1980-11-13 |
ES491230A0 (es) | 1980-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |