FR2332652A1 - Selecteur de canaux a accord automatique pour recepteur de television - Google Patents

Selecteur de canaux a accord automatique pour recepteur de television

Info

Publication number
FR2332652A1
FR2332652A1 FR7635133A FR7635133A FR2332652A1 FR 2332652 A1 FR2332652 A1 FR 2332652A1 FR 7635133 A FR7635133 A FR 7635133A FR 7635133 A FR7635133 A FR 7635133A FR 2332652 A1 FR2332652 A1 FR 2332652A1
Authority
FR
France
Prior art keywords
television receiver
channel selector
automatic channel
automatic
selector
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
Application number
FR7635133A
Other languages
English (en)
Other versions
FR2332652B1 (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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of FR2332652A1 publication Critical patent/FR2332652A1/fr
Application granted granted Critical
Publication of FR2332652B1 publication Critical patent/FR2332652B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
FR7635133A 1975-11-22 1976-11-22 Selecteur de canaux a accord automatique pour recepteur de television Granted FR2332652A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50140570A JPS5826693B2 (ja) 1975-11-22 1975-11-22 センキヨクソウチ

Publications (2)

Publication Number Publication Date
FR2332652A1 true FR2332652A1 (fr) 1977-06-17
FR2332652B1 FR2332652B1 (fr) 1981-06-19

Family

ID=15271748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7635133A Granted FR2332652A1 (fr) 1975-11-22 1976-11-22 Selecteur de canaux a accord automatique pour recepteur de television

Country Status (8)

Country Link
US (1) US4079420A (fr)
JP (1) JPS5826693B2 (fr)
AU (1) AU500383B2 (fr)
CA (1) CA1057432A (fr)
DE (1) DE2652963A1 (fr)
FR (1) FR2332652A1 (fr)
GB (1) GB1520849A (fr)
NL (1) NL187881C (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2407629A1 (fr) * 1977-10-31 1979-05-25 Rca Corp Systeme d'accord comportant une memoire pour stocker l'information d'accord, avec commandes par l'utilisateur agencees pour faciliter sa programmation
FR2420252A1 (fr) * 1978-03-17 1979-10-12 Sanyo Electric Co Dispositif de commande d'accord pour un recepteur radioelectrique
FR2452219A1 (fr) * 1979-03-21 1980-10-17 Labo Electronique Physique Circuit d'accord et de controle automatique de frequence pour etage de reception de television a haute frequence
EP0592975A2 (fr) * 1992-10-14 1994-04-20 SELECO S.p.A. Méthode d'accord par synthèse de tension pour récepteurs de signaux de télévision ayant un dispositif de rappel direct de canal

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2720170C2 (de) * 1977-05-05 1982-05-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Abstimmschaltung für Hochfrequenz- Empfangsgeräte mit Restseitenbandmodulation, insbesondere für Fernsehempfänger
JPS6049374B2 (ja) * 1979-06-29 1985-11-01 パイオニア株式会社 チュ−ナの同調周波数自動制御装置
JPS56109024A (en) * 1980-02-01 1981-08-29 Hitachi Ltd Automatic channel selection system
JPS5752221A (en) * 1980-09-11 1982-03-27 Nippon Telegr & Teleph Corp <Ntt> Channel designation system
JPS58154919A (ja) * 1982-03-10 1983-09-14 Hitachi Ltd 選局装置
US4525865A (en) * 1983-10-03 1985-06-25 General Electric Company Programmable radio
US5262769A (en) * 1990-04-23 1993-11-16 Reach Electronics, Inc. Programmed scanning pager receiver
US20060063503A1 (en) * 2002-06-17 2006-03-23 Koninklikle Phillips Electronics Nv Receiver and tuner with electronically tuned filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675130A (en) * 1970-09-18 1972-07-04 Int Standard Electric Corp A circuit arrangement for effecting a tuning of a transceiver by means of a mangetic core memory
FR2171348A1 (fr) * 1972-02-10 1973-09-21 Itt
DE2442550A1 (de) * 1973-11-07 1975-05-15 Alps Electric Co Ltd Kanalwaehlsystem

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL166828C (nl) * 1971-05-08 1981-09-15 Matsushita Electric Ind Co Ltd Automatische kanaalkies-inrichting.
US3715687A (en) * 1972-04-05 1973-02-06 Gte Sylvania Inc Non-linear voltage generating apparatus
US3968440A (en) * 1974-09-25 1976-07-06 Texas Instruments Incorporated Solid state television channel selection system
GB1518712A (en) * 1975-08-28 1978-07-26 Sony Corp Channel selecting apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675130A (en) * 1970-09-18 1972-07-04 Int Standard Electric Corp A circuit arrangement for effecting a tuning of a transceiver by means of a mangetic core memory
FR2171348A1 (fr) * 1972-02-10 1973-09-21 Itt
DE2442550A1 (de) * 1973-11-07 1975-05-15 Alps Electric Co Ltd Kanalwaehlsystem

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2407629A1 (fr) * 1977-10-31 1979-05-25 Rca Corp Systeme d'accord comportant une memoire pour stocker l'information d'accord, avec commandes par l'utilisateur agencees pour faciliter sa programmation
FR2420252A1 (fr) * 1978-03-17 1979-10-12 Sanyo Electric Co Dispositif de commande d'accord pour un recepteur radioelectrique
FR2452219A1 (fr) * 1979-03-21 1980-10-17 Labo Electronique Physique Circuit d'accord et de controle automatique de frequence pour etage de reception de television a haute frequence
EP0592975A2 (fr) * 1992-10-14 1994-04-20 SELECO S.p.A. Méthode d'accord par synthèse de tension pour récepteurs de signaux de télévision ayant un dispositif de rappel direct de canal
EP0592975A3 (en) * 1992-10-14 1994-07-13 Seleco Spa Voltage synthesis tuning method for television signal receivers with direct channel call

Also Published As

Publication number Publication date
FR2332652B1 (fr) 1981-06-19
JPS5826693B2 (ja) 1983-06-04
US4079420A (en) 1978-03-14
DE2652963A1 (de) 1977-06-02
AU500383B2 (en) 1979-05-17
CA1057432A (fr) 1979-06-26
NL187881B (nl) 1991-09-02
JPS5264201A (en) 1977-05-27
AU1986976A (en) 1978-06-01
DE2652963C2 (fr) 1992-08-27
GB1520849A (en) 1978-08-09
NL7613001A (nl) 1977-05-24
NL187881C (nl) 1992-02-03

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Legal Events

Date Code Title Description
ST Notification of lapse