FR2322498A1 - Selecteur de canaux perfectionne pour recepteur de television - Google Patents

Selecteur de canaux perfectionne pour recepteur de television

Info

Publication number
FR2322498A1
FR2322498A1 FR7626050A FR7626050A FR2322498A1 FR 2322498 A1 FR2322498 A1 FR 2322498A1 FR 7626050 A FR7626050 A FR 7626050A FR 7626050 A FR7626050 A FR 7626050A FR 2322498 A1 FR2322498 A1 FR 2322498A1
Authority
FR
France
Prior art keywords
perfected
television receiver
channel selector
selector
channel
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
FR7626050A
Other languages
English (en)
French (fr)
Other versions
FR2322498B1 (enExample
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 FR2322498A1 publication Critical patent/FR2322498A1/fr
Application granted granted Critical
Publication of FR2322498B1 publication Critical patent/FR2322498B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
FR7626050A 1975-08-28 1976-08-27 Selecteur de canaux perfectionne pour recepteur de television Granted FR2322498A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50104444A JPS5228203A (en) 1975-08-28 1975-08-28 Station selector unit

Publications (2)

Publication Number Publication Date
FR2322498A1 true FR2322498A1 (fr) 1977-03-25
FR2322498B1 FR2322498B1 (enExample) 1982-05-14

Family

ID=14380804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7626050A Granted FR2322498A1 (fr) 1975-08-28 1976-08-27 Selecteur de canaux perfectionne pour recepteur de television

Country Status (8)

Country Link
US (1) US4130804A (enExample)
JP (1) JPS5228203A (enExample)
AU (1) AU496995B2 (enExample)
CA (1) CA1052023A (enExample)
DE (1) DE2638817C2 (enExample)
FR (1) FR2322498A1 (enExample)
GB (1) GB1527147A (enExample)
NL (1) NL188778C (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5828968B2 (ja) * 1977-08-31 1983-06-20 ソニー株式会社 Ｐｌｌ方式周波数シンセサイザチュ−ナ
US4318130A (en) * 1978-08-09 1982-03-02 The Magnavox Company Microprocessor control system for television receivers
JPS598967B2 (ja) * 1979-04-10 1984-02-28 株式会社東芝 選局デ−タ記憶装置
US4245351A (en) * 1979-07-30 1981-01-13 Rca Corporation AFT Arrangement for a phase locked loop tuning system
US4479078A (en) * 1980-06-20 1984-10-23 Kollmorgen Technologies Corporation Brushless motor controller
US4334323A (en) * 1980-09-08 1982-06-08 Zenith Radio Corporation Self tracking tuner
JPS5772416A (en) * 1980-10-07 1982-05-06 Furuno Electric Co Ltd Controller for receiving frequency of receiver
US6137546A (en) * 1998-07-20 2000-10-24 Sony Corporation Auto program feature for a television receiver
GB0126219D0 (en) * 2001-11-01 2002-01-02 Koninkl Philips Electronics Nv Tunable filter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171348A1 (enExample) * 1972-02-10 1973-09-21 Itt

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1558504A (enExample) * 1968-01-03 1969-02-28
US3603977A (en) * 1969-06-19 1971-09-07 Westinghouse Electric Corp Digital-to-analog converter utilizing pulse duration modulation
US3758865A (en) * 1972-01-18 1973-09-11 Gen Motors Corp Bias voltage generator for the voltage-responsive tuning elements in an electronically tuned radio receiver
US3803494A (en) * 1972-04-07 1974-04-09 Bendix Corp Pulse tuning control system for radio receivers
US3821651A (en) * 1972-11-02 1974-06-28 Masco Corp Scanning control circuit for use in signal seeking radio receiver
JPS5325721B2 (enExample) * 1973-11-07 1978-07-28
NL7414564A (nl) * 1973-11-16 1975-05-21 Int Standard Electric Corp Radio- of televisieontvanger met een zender- zoekinrichting.
US3953801A (en) * 1974-06-03 1976-04-27 Zenith Radio Corporation Receiver digital control system
US3968440A (en) * 1974-09-25 1976-07-06 Texas Instruments Incorporated Solid state television channel selection system
GB1521900A (en) * 1974-09-25 1978-08-16 Texas Instruments Inc Radio set tuning system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171348A1 (enExample) * 1972-02-10 1973-09-21 Itt

Also Published As

Publication number Publication date
NL188778B (nl) 1992-04-16
DE2638817A1 (de) 1977-03-10
GB1527147A (en) 1978-10-04
NL188778C (nl) 1992-09-16
DE2638817C2 (de) 1986-08-14
US4130804A (en) 1978-12-19
JPS5649493B2 (enExample) 1981-11-21
CA1052023A (en) 1979-04-03
FR2322498B1 (enExample) 1982-05-14
NL7609589A (nl) 1977-03-02
AU1714776A (en) 1978-03-02
AU496995B2 (en) 1978-11-16
JPS5228203A (en) 1977-03-03

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Legal Events

Date Code Title Description
ST Notification of lapse