FR2251129B3 - - Google Patents

Info

Publication number
FR2251129B3
FR2251129B3 FR7437554A FR7437554A FR2251129B3 FR 2251129 B3 FR2251129 B3 FR 2251129B3 FR 7437554 A FR7437554 A FR 7437554A FR 7437554 A FR7437554 A FR 7437554A FR 2251129 B3 FR2251129 B3 FR 2251129B3
Authority
FR
France
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
FR7437554A
Other versions
FR2251129A1 (fr
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2251129A1 publication Critical patent/FR2251129A1/fr
Application granted granted Critical
Publication of FR2251129B3 publication Critical patent/FR2251129B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
    • 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
    • H03J5/0254—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 transfered to a D/A converter
    • H03J5/0263—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 transfered to a D/A converter the digital values being held in an auxiliary non erasable memory
FR7437554A 1973-11-14 1974-11-14 Expired FR2251129B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2356858A DE2356858C2 (de) 1973-11-14 1973-11-14 Schaltung zum Programmieren digitaler Speicher mit Analogausgang in Fernseh- oder Rundfunkempfängern

Publications (2)

Publication Number Publication Date
FR2251129A1 FR2251129A1 (fr) 1975-06-06
FR2251129B3 true FR2251129B3 (fr) 1977-08-12

Family

ID=5898096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7437554A Expired FR2251129B3 (fr) 1973-11-14 1974-11-14

Country Status (6)

Country Link
US (1) US3916318A (fr)
AT (1) AT356180B (fr)
DE (1) DE2356858C2 (fr)
FR (1) FR2251129B3 (fr)
GB (1) GB1469798A (fr)
IT (1) IT1025561B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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
US3973206A (en) * 1975-05-22 1976-08-03 A. C. Nielsen Company Monitoring system for voltage tunable receivers and converters utilizing an analog function generator
IT1055670B (it) * 1975-11-11 1982-01-11 Indesit Dispositivo elettronico di comando

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2211664A1 (de) * 1972-03-10 1973-09-20 Loewe Opta Gmbh Abstimmeinheit fuer hochfrequenzempfangsgeraete

Also Published As

Publication number Publication date
DE2356858B1 (de) 1975-03-06
AT356180B (de) 1980-04-10
US3916318A (en) 1975-10-28
FR2251129A1 (fr) 1975-06-06
DE2356858C2 (de) 1980-09-25
AU7515074A (en) 1976-05-13
ATA911474A (de) 1979-09-15
IT1025561B (it) 1978-08-30
GB1469798A (en) 1977-04-06

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