CA932413A - Digital pushbutton tuning for signal-controlled receiver - Google Patents

Digital pushbutton tuning for signal-controlled receiver

Info

Publication number
CA932413A
CA932413A CA072756A CA72756A CA932413A CA 932413 A CA932413 A CA 932413A CA 072756 A CA072756 A CA 072756A CA 72756 A CA72756 A CA 72756A CA 932413 A CA932413 A CA 932413A
Authority
CA
Canada
Prior art keywords
signal
controlled receiver
digital
pushbutton tuning
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.)
Expired
Application number
CA072756A
Other languages
English (en)
Inventor
A. Thomas Ernest
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.)
Arris Technology Inc
Original Assignee
General Instrument 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 General Instrument Corp filed Critical General Instrument Corp
Priority to CA167473A priority Critical patent/CA938684A/en
Application granted granted Critical
Publication of CA932413A publication Critical patent/CA932413A/en
Expired 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
    • H03J5/0209—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of non preset values
CA072756A 1969-02-12 1970-01-21 Digital pushbutton tuning for signal-controlled receiver Expired CA932413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA167473A CA938684A (en) 1969-02-12 1973-03-29 Digital pushbutton tuning for signal-controlled receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79864869A 1969-02-12 1969-02-12

Publications (1)

Publication Number Publication Date
CA932413A true CA932413A (en) 1973-08-21

Family

ID=25173918

Family Applications (1)

Application Number Title Priority Date Filing Date
CA072756A Expired CA932413A (en) 1969-02-12 1970-01-21 Digital pushbutton tuning for signal-controlled receiver

Country Status (4)

Country Link
US (1) US3568112A (ja)
JP (1) JPS508281B1 (ja)
CA (1) CA932413A (ja)
DE (1) DE2005369C3 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119921B1 (ja) * 1970-11-28 1976-06-21
JPS5127081B1 (ja) * 1971-03-22 1976-08-10
JPS5148616B1 (ja) * 1971-05-31 1976-12-22
US3737818A (en) * 1971-07-23 1973-06-05 Gen Instrument Corp Matrix tuning system
US3810022A (en) * 1972-07-21 1974-05-07 Zenith Radio Corp Digital to analog converter television tuning of varactor tuners
JPS4934201A (ja) * 1972-07-28 1974-03-29
JPS49109401U (ja) * 1973-01-17 1974-09-19
US3928808A (en) * 1974-01-18 1975-12-23 Rca Corp Analog voltage generators for television tuners
US3886307A (en) * 1974-02-11 1975-05-27 Rca Corp On-off system for television receivers
US3942122A (en) * 1974-10-15 1976-03-02 Quasar Electronics Corporation Multiband tuner control system
US5729236A (en) * 1995-04-28 1998-03-17 Texas Instruments Incorporated Identification system reader with multiplexed antennas

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6410048A (ja) * 1963-09-03 1965-03-04
US3354397A (en) * 1964-02-12 1967-11-21 Standard Kollsman Ind Inc Voltage variable diode capacitance tunable circuit for television apparatus
DE1235391B (de) * 1964-12-19 1967-03-02 Telefunken Patent Schaltungsanordnung zur Eichung der Drucktastenabstimmung
FR1460395A (fr) * 1964-12-24 1966-11-25 Hopt Kg R & E Dispositif d'accord pour appareils de télécommunication à hautes fréquences
US3353117A (en) * 1965-03-30 1967-11-14 Gen Telephone & Elect Variable linear frequency multivibrator circuit with distorted input voltage controlling the voltage sensitive frequency determining capacitor
US3439292A (en) * 1966-06-03 1969-04-15 Georges A Henry Multiple-selection pushbutton device for radio sets having voltage variable capacitance tuning means
US3503018A (en) * 1967-12-18 1970-03-24 Electrohome Ltd Tuning of receivers such as radio or television receivers using trigger devices for selection

Also Published As

Publication number Publication date
DE2005369B2 (de) 1972-08-31
DE2005369A1 (de) 1970-08-27
JPS508281B1 (ja) 1975-04-03
US3568112A (en) 1971-03-02
DE2005369C3 (de) 1980-12-18

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