FR2185906A1 - - Google Patents

Info

Publication number
FR2185906A1
FR2185906A1 FR7218291A FR7218291A FR2185906A1 FR 2185906 A1 FR2185906 A1 FR 2185906A1 FR 7218291 A FR7218291 A FR 7218291A FR 7218291 A FR7218291 A FR 7218291A FR 2185906 A1 FR2185906 A1 FR 2185906A1
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.)
Granted
Application number
FR7218291A
Other versions
FR2185906B1 (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.)
Autovox SpA
Original Assignee
Autovox SpA
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 Autovox SpA filed Critical Autovox SpA
Priority to GB2408972A priority Critical patent/GB1395919A/en
Priority to FR7218291A priority patent/FR2185906B1/fr
Priority to CH845172A priority patent/CH532874A/de
Publication of FR2185906A1 publication Critical patent/FR2185906A1/fr
Application granted granted Critical
Publication of FR2185906B1 publication Critical patent/FR2185906B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H03J7/24—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
FR7218291A 1972-05-23 1972-05-23 Expired FR2185906B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2408972A GB1395919A (en) 1972-05-23 1972-05-23 Device for automatic tuning of television receivers
FR7218291A FR2185906B1 (fr) 1972-05-23 1972-05-23
CH845172A CH532874A (de) 1972-05-23 1972-06-07 Schaltungsanordnung zum automatischen Abstimmen eines Fernsehempfängers auf ein Sendersignal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7218291A FR2185906B1 (fr) 1972-05-23 1972-05-23

Publications (2)

Publication Number Publication Date
FR2185906A1 true FR2185906A1 (fr) 1974-01-04
FR2185906B1 FR2185906B1 (fr) 1977-05-06

Family

ID=9098926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7218291A Expired FR2185906B1 (fr) 1972-05-23 1972-05-23

Country Status (3)

Country Link
CH (1) CH532874A (fr)
FR (1) FR2185906B1 (fr)
GB (1) GB1395919A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2336830A1 (fr) * 1975-12-26 1977-07-22 Sony Corp Circuit de reglage fin automatique de la frequence d'accord d'un recepteur de television
FR2664454A1 (fr) * 1990-06-29 1992-01-10 Rca Licensing Corp "indicateur de canal" actionne automatiquement par l'absence de l'information de programme dans un systeme de television.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1585641A (fr) * 1968-08-06 1970-01-30
FR1597500A (fr) * 1967-08-31 1970-06-29
FR1602578A (fr) * 1968-12-20 1970-12-28

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1597500A (fr) * 1967-08-31 1970-06-29
FR1585641A (fr) * 1968-08-06 1970-01-30
FR1602578A (fr) * 1968-12-20 1970-12-28

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2336830A1 (fr) * 1975-12-26 1977-07-22 Sony Corp Circuit de reglage fin automatique de la frequence d'accord d'un recepteur de television
FR2664454A1 (fr) * 1990-06-29 1992-01-10 Rca Licensing Corp "indicateur de canal" actionne automatiquement par l'absence de l'information de programme dans un systeme de television.
US5161019A (en) * 1990-06-29 1992-11-03 Rca Thomson Licensing Corporation "channel guide" automatically activated by the absence of program information

Also Published As

Publication number Publication date
FR2185906B1 (fr) 1977-05-06
CH532874A (de) 1973-01-15
GB1395919A (en) 1975-05-29

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Legal Events

Date Code Title Description
ST Notification of lapse