FR2431808A1 - Dispositif d'accord de frequence pour appareil de television - Google Patents
Dispositif d'accord de frequence pour appareil de televisionInfo
- Publication number
- FR2431808A1 FR2431808A1 FR7912357A FR7912357A FR2431808A1 FR 2431808 A1 FR2431808 A1 FR 2431808A1 FR 7912357 A FR7912357 A FR 7912357A FR 7912357 A FR7912357 A FR 7912357A FR 2431808 A1 FR2431808 A1 FR 2431808A1
- Authority
- FR
- France
- Prior art keywords
- tuning
- television apparatus
- frequency tuning
- tuning device
- television
- 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
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
- H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
- H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
- H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
- H04N5/44504—Circuit details of the additional information generator, e.g. details of the character or graphics signal generator, overlay mixing circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computer Graphics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
L'invention concerne un dispositif de réglage d'accord perfectionné pour appareil de télévision. Il comprend un dispositif 2 de réglage d'accord de type connu, un générateur de caractères 16 connecté à un processeur 11 et à l'organe de visualisation 9 du poste de télevision, un moyen de commande 10 à touches, un dispositif 12, 13, 14, 15 qui préserve des données mémorisées vis-à-vis des coupures de courant. L'invention facilite la recherche d'accord de fréquence par l'utilisateur sur un signal de télévision, ainsi que la mémorisation de données d'accord.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68162/78A IT1108164B (it) | 1978-05-22 | 1978-05-22 | Dispositivo per la sintonia di un televisore |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2431808A1 true FR2431808A1 (fr) | 1980-02-15 |
FR2431808B1 FR2431808B1 (fr) | 1985-07-12 |
Family
ID=11308256
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7912357A Expired FR2431808B1 (fr) | 1978-05-22 | 1979-05-15 | Dispositif d'accord de frequence pour appareil de television |
FR8015688A Expired FR2451109B1 (fr) | 1978-05-22 | 1980-07-16 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8015688A Expired FR2451109B1 (fr) | 1978-05-22 | 1980-07-16 |
Country Status (6)
Country | Link |
---|---|
US (2) | US4314375A (fr) |
DE (2) | DE2920016A1 (fr) |
FR (2) | FR2431808B1 (fr) |
GB (1) | GB2021886B (fr) |
IT (1) | IT1108164B (fr) |
NL (1) | NL191451C (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1107168B (it) * | 1978-06-26 | 1985-11-25 | Indesit | Perfezionamenti a dispositivi pr la selezione di un segnale |
WO1981002961A1 (fr) * | 1980-03-31 | 1981-10-15 | Tocom | Systeme de commande adressable de television par cable avec transmission de donnees de format video |
DE3103377A1 (de) * | 1980-11-26 | 1982-06-24 | Branko Dipl.-Ing. 1000 Berlin Petrovic | "anordnung zum anzeigen von sendernamen in rundfunk- und fernsehempfaengern" |
US4823386A (en) * | 1981-04-02 | 1989-04-18 | Texscan Corporation | Addressable subscriber cable television system |
US5276354A (en) * | 1981-05-27 | 1994-01-04 | Sgs-Thomson Microelectronics, Inc. | Integrated circuit package with battery housing |
US4998888A (en) * | 1984-07-23 | 1991-03-12 | Sgs-Thomson Microelectronics, Inc. | Integrated circuit package with battery housing |
US5055704A (en) * | 1984-07-23 | 1991-10-08 | Sgs-Thomson Microelectronics, Inc. | Integrated circuit package with battery housing |
US5508815A (en) * | 1981-12-14 | 1996-04-16 | Smart Vcr Limited Partnership | Schedule display system for video recorder programming |
DE3216547C1 (de) * | 1982-05-04 | 1983-10-06 | Krautkraemer Gmbh | Verfahren und Schaltungsvorrichtung zum Erzeugen und Veraendern einer vorbestimmten Anzahl voneinander unabhaengiger Gleichspannungen |
DE3320690A1 (de) * | 1982-06-09 | 1983-12-15 | Canon K.K., Tokyo | Farbbildaufnahmesystem |
JPS5927349A (ja) * | 1982-08-03 | 1984-02-13 | Sharp Corp | 電子機器 |
JPS59123373A (ja) * | 1982-12-29 | 1984-07-17 | Sony Corp | タイマ−予約装置 |
US4651342A (en) * | 1985-02-20 | 1987-03-17 | Rca Corporation | Auxiliary control unit for a television receiver |
AU5694986A (en) * | 1985-04-16 | 1986-11-05 | Telebeam International Ltd. | Text receiver |
US4783847A (en) * | 1986-09-26 | 1988-11-08 | Sinbang Electronics Co., Ltd. | Electronic tuning device |
US4716463A (en) * | 1986-10-24 | 1987-12-29 | Zenith Electronics Corporation | Power down sense circuit |
JP2508103B2 (ja) * | 1987-07-02 | 1996-06-19 | 日本電気株式会社 | 半導体論理集積回路装置 |
US4860380A (en) * | 1987-07-31 | 1989-08-22 | General Electric Company | Autoprogramming tuner apparatus |
US4962545A (en) * | 1989-02-13 | 1990-10-09 | Motorola, Inc. | Volume level retention in a pager |
US5212664A (en) * | 1989-04-05 | 1993-05-18 | Mitsubishi Denki Kabushiki Kaisha | Information card with dual power detection signals to memory decoder |
US4914517A (en) * | 1989-04-06 | 1990-04-03 | Thomson Consumer Electronics, Inc. | Tuner control apparatus having tune-by-label capability and using alphabetical label storage |
US4959720A (en) * | 1989-04-06 | 1990-09-25 | Rca Licensing Corporation | Tuner control apparatus having tune-by-label capability |
DE3913278A1 (de) * | 1989-04-22 | 1990-10-25 | Thomson Brandt Gmbh | Rundfunkempfaenger mit digitaler frequenzeingabe |
US5045947A (en) * | 1989-05-31 | 1991-09-03 | Jack Beery | Television receiver having memory control for tune-by-label feature |
US5068734B1 (en) * | 1989-05-31 | 1993-10-26 | Beery Jack | Apparatus for controlling a television receiver |
DE4208417A1 (de) * | 1992-03-16 | 1993-09-23 | Bosch Siemens Hausgeraete | Anordnung zum empfang von fernsehsignalen, deren aufzeichnung und/oder wiedergabe als fernsehbilder |
DE4218901C2 (de) * | 1992-06-09 | 1994-08-18 | Siemens Ag | Empfangsgerät für Hochfrequenzsignale |
KR0168529B1 (ko) * | 1996-02-12 | 1999-02-01 | 김광호 | 간이 교환장치의 정전시 메모리 보존 회로 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1061633B (it) * | 1976-05-03 | 1983-04-30 | Voxson Spa | Radiori cevitore o sintonizzatore munito di mezzi di memorizzazione a stato solido per una molteplicita di frequenze di ricezione |
US4081797A (en) * | 1972-11-03 | 1978-03-28 | Heath Company | On-screen channel display |
US3859638A (en) * | 1973-05-31 | 1975-01-07 | Intersil Inc | Non-volatile memory unit with automatic standby power supply |
GB1512656A (en) * | 1974-06-05 | 1978-06-01 | Magnavox Co | Television channel display |
US4020484A (en) * | 1974-06-05 | 1977-04-26 | The Magnavox Company | Segmented character generator for use with a television receiver |
US3980935A (en) * | 1974-12-16 | 1976-09-14 | Worst Bernard I | Volatile memory support system |
US3984828A (en) * | 1975-05-23 | 1976-10-05 | Rca Corporation | Character generator for television channel number display with edging provisions |
JPS5236420A (en) * | 1975-09-17 | 1977-03-19 | Toshiba Corp | Integrated circuit device for tv with memory |
US4122395A (en) * | 1976-05-10 | 1978-10-24 | Draco Laboratories, Inc. | Radio control circuit with microprocessor |
US4122359A (en) * | 1977-04-27 | 1978-10-24 | Honeywell Inc. | Memory protection arrangement |
JPS544608U (fr) * | 1977-06-10 | 1979-01-12 | ||
US4156850A (en) * | 1977-08-29 | 1979-05-29 | Rca Corporation | Display system for facilitating the setup of a tuning system |
US4301540A (en) * | 1977-08-30 | 1981-11-17 | Pioneer Electronic Corporation | Electronic tuning type receiver with digital to analog converter |
-
1978
- 1978-05-22 IT IT68162/78A patent/IT1108164B/it active
-
1979
- 1979-05-15 FR FR7912357A patent/FR2431808B1/fr not_active Expired
- 1979-05-15 GB GB7916867A patent/GB2021886B/en not_active Expired
- 1979-05-17 DE DE19792920016 patent/DE2920016A1/de not_active Ceased
- 1979-05-17 DE DE19792954738 patent/DE2954738A1/de active Pending
- 1979-05-17 US US06/040,079 patent/US4314375A/en not_active Expired - Lifetime
- 1979-05-18 NL NL7903922A patent/NL191451C/xx not_active IP Right Cessation
-
1980
- 1980-07-16 FR FR8015688A patent/FR2451109B1/fr not_active Expired
-
1981
- 1981-10-13 US US06/310,846 patent/US4457021A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2451109A1 (fr) | 1980-10-03 |
IT1108164B (it) | 1985-12-02 |
IT7868162A0 (it) | 1978-05-22 |
US4457021A (en) | 1984-06-26 |
DE2920016A1 (de) | 1979-11-29 |
GB2021886B (en) | 1982-11-24 |
FR2451109B1 (fr) | 1986-05-09 |
GB2021886A (en) | 1979-12-05 |
NL191451C (nl) | 1995-07-04 |
US4314375A (en) | 1982-02-02 |
NL7903922A (nl) | 1979-11-26 |
FR2431808B1 (fr) | 1985-07-12 |
NL191451B (nl) | 1995-03-01 |
DE2954738A1 (fr) | 1993-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CA | Change of address | ||
TP | Transmission of property | ||
CL | Concession to grant licences |