FR2286550A1 - Dispositif de selection de canaux de television et d'accord de recepteur de radiodiffusion - Google Patents

Dispositif de selection de canaux de television et d'accord de recepteur de radiodiffusion

Info

Publication number
FR2286550A1
FR2286550A1 FR7529122A FR7529122A FR2286550A1 FR 2286550 A1 FR2286550 A1 FR 2286550A1 FR 7529122 A FR7529122 A FR 7529122A FR 7529122 A FR7529122 A FR 7529122A FR 2286550 A1 FR2286550 A1 FR 2286550A1
Authority
FR
France
Prior art keywords
channel selection
television channel
broadcasting receiver
tuning device
receiver tuning
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
FR7529122A
Other languages
English (en)
Other versions
FR2286550B1 (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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 US05/509,190 external-priority patent/US3968440A/en
Priority claimed from US05/508,968 external-priority patent/US3968443A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of FR2286550A1 publication Critical patent/FR2286550A1/fr
Application granted granted Critical
Publication of FR2286550B1 publication Critical patent/FR2286550B1/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
    • 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
    • H03J5/029—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 with channel skipping capability

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
FR7529122A 1974-09-25 1975-09-23 Dispositif de selection de canaux de television et d'accord de recepteur de radiodiffusion Granted FR2286550A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US50896974A 1974-09-25 1974-09-25
US05/509,190 US3968440A (en) 1974-09-25 1974-09-25 Solid state television channel selection system
US05/508,968 US3968443A (en) 1974-09-25 1974-09-25 Solid state television channel selection system

Publications (2)

Publication Number Publication Date
FR2286550A1 true FR2286550A1 (fr) 1976-04-23
FR2286550B1 FR2286550B1 (fr) 1982-04-16

Family

ID=27414399

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529122A Granted FR2286550A1 (fr) 1974-09-25 1975-09-23 Dispositif de selection de canaux de television et d'accord de recepteur de radiodiffusion

Country Status (5)

Country Link
JP (1) JPS5839417B2 (fr)
DE (1) DE2542829A1 (fr)
FR (1) FR2286550A1 (fr)
GB (3) GB1521898A (fr)
NL (1) NL187510C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2322499A1 (fr) * 1975-08-28 1977-03-25 Sony Corp Selecteur de canaux a accord automatique pour recepteur de television
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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227302A (en) * 1975-08-27 1977-03-01 Sony Corp Station selecting device
JPS5228203A (en) * 1975-08-28 1977-03-03 Sony Corp Station selector unit
JPS5349920U (fr) * 1976-09-29 1978-04-27
DE2811032A1 (de) * 1977-03-17 1978-09-28 Texas Instruments Inc Anordnung zum abstimmen eines rundfunkempfaengers
JPS5816764B2 (ja) * 1977-03-31 1983-04-02 株式会社東芝 記憶回路制御装置
JPS53139225U (fr) * 1977-04-07 1978-11-04
JPS5412202A (en) * 1977-06-28 1979-01-29 Sharp Corp Automatic channel selector
JPS53135505A (en) * 1977-04-30 1978-11-27 Sharp Corp Automatic channel selection informing device for receiver
JPS5456304A (en) * 1977-06-30 1979-05-07 Pioneer Electronic Corp Channel selection indicator for electronic tuning receiver
US4156850A (en) * 1977-08-29 1979-05-29 Rca Corporation Display system for facilitating the setup of a tuning system
JPS5453901A (en) * 1977-10-07 1979-04-27 Hitachi Ltd Channel selector
AU511400B2 (en) * 1978-01-31 1980-08-14 Fujitsu Ten Ltd. Electronic tuning radio receiver
JPS5937892B2 (ja) * 1978-05-17 1984-09-12 松下電器産業株式会社 選局装置
JPS5671325A (en) * 1979-11-16 1981-06-13 Pioneer Electronic Corp Preset receiver of electronic type
JPS6414597A (en) * 1987-07-03 1989-01-18 Matsushita Refrigeration Heat exchanging device
JPS6428494A (en) * 1987-07-24 1989-01-31 Matsushita Refrigeration Heat exchanger

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714585A (en) * 1971-02-17 1973-01-30 Regency Electronics Scanning radio having rapid channel skipping capability
NL161009C (nl) * 1971-07-23 1979-12-17 Matsushita Electric Ind Co Ltd Kanaalkiezer.
JPS555729B2 (fr) * 1971-11-29 1980-02-08
US3794925A (en) * 1972-06-27 1974-02-26 Gen Res Electronics Inc Frequency-skipping system for a signal-seeking receiver
JPS4948218A (fr) * 1972-09-13 1974-05-10

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2322499A1 (fr) * 1975-08-28 1977-03-25 Sony Corp Selecteur de canaux a accord automatique pour recepteur de television
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

Also Published As

Publication number Publication date
DE2542829C2 (fr) 1987-04-30
GB1521899A (en) 1978-08-16
GB1521898A (en) 1978-08-16
NL187510C (nl) 1991-10-16
NL7511296A (nl) 1976-03-29
GB1521900A (en) 1978-08-16
DE2542829A1 (de) 1976-04-15
JPS5839417B2 (ja) 1983-08-30
FR2286550B1 (fr) 1982-04-16
JPS5176901A (ja) 1976-07-03

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