FR2513055B1 - Dispositif d'accord de recepteur de television avec un appareil de reglage electronique de frequence - Google Patents

Dispositif d'accord de recepteur de television avec un appareil de reglage electronique de frequence

Info

Publication number
FR2513055B1
FR2513055B1 FR8215658A FR8215658A FR2513055B1 FR 2513055 B1 FR2513055 B1 FR 2513055B1 FR 8215658 A FR8215658 A FR 8215658A FR 8215658 A FR8215658 A FR 8215658A FR 2513055 B1 FR2513055 B1 FR 2513055B1
Authority
FR
France
Prior art keywords
television receiver
frequency adjustment
adjustment apparatus
tuning device
electronic frequency
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
Application number
FR8215658A
Other languages
English (en)
Other versions
FR2513055A1 (fr
Inventor
Stanley Paul Knight
John Goodchilde Nori Henderson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
Original Assignee
RCA Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/302,853 external-priority patent/US4402089A/en
Application filed by RCA Corp filed Critical RCA Corp
Priority to FR8215658A priority Critical patent/FR2513055B1/fr
Publication of FR2513055A1 publication Critical patent/FR2513055A1/fr
Application granted granted Critical
Publication of FR2513055B1 publication Critical patent/FR2513055B1/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00Continuous tuning
    • H03J3/28Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03JTUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00Discontinuous 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
    • H03J5/02Discontinuous 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
    • H03J5/0245Discontinuous 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
    • H03J5/0254Discontinuous 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 transfered to a D/A converter
    • H03J5/0263Discontinuous 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 transfered to a D/A converter the digital values being held in an auxiliary non erasable memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
FR8215658A 1981-09-16 1982-09-16 Dispositif d'accord de recepteur de television avec un appareil de reglage electronique de frequence Expired FR2513055B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8215658A FR2513055B1 (fr) 1981-09-16 1982-09-16 Dispositif d'accord de recepteur de television avec un appareil de reglage electronique de frequence

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/302,853 US4402089A (en) 1981-09-16 1981-09-16 Television tuning system with electronic frequency adjustment apparatus
FR8215658A FR2513055B1 (fr) 1981-09-16 1982-09-16 Dispositif d'accord de recepteur de television avec un appareil de reglage electronique de frequence

Publications (2)

Publication Number Publication Date
FR2513055A1 FR2513055A1 (fr) 1983-03-18
FR2513055B1 true FR2513055B1 (fr) 1987-11-13

Family

ID=26223070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8215658A Expired FR2513055B1 (fr) 1981-09-16 1982-09-16 Dispositif d'accord de recepteur de television avec un appareil de reglage electronique de frequence

Country Status (1)

Country Link
FR (1) FR2513055B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3303711C2 (de) * 1983-02-04 1985-01-24 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Abstimmeinheit für Geräte der Nachrichtentechnik
US4481673A (en) * 1983-03-28 1984-11-06 Rca Corporation RF Prom tracking for tuners
US4575761A (en) * 1983-04-28 1986-03-11 Rca Corporation AFT arrangement for a double conversion tuner
DE3433721A1 (de) * 1984-09-14 1986-03-27 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung zur umsetzung einer frequenz fuer fernsehempfaenger

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1057837B (it) * 1976-04-05 1982-03-30 Indesit Dispositivo per la sintonizzazione di un televisore
DE2834231A1 (de) * 1978-08-04 1980-02-28 Blaupunkt Werke Gmbh Verfahren zur selbsttaetigen gleichlaufeinstellung zwischen vor- und oszillatorkreis in einem ueberlagerungsempfaenger und schaltungsanordnung zur durchfuehrung dieses verfahrens
JPS5632820A (en) * 1979-08-28 1981-04-02 Mitsumi Electric Co Ltd Tuning system of tuner

Also Published As

Publication number Publication date
FR2513055A1 (fr) 1983-03-18

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse