NL174205C - Elektronische kanalenkiezer. - Google Patents

Elektronische kanalenkiezer.

Info

Publication number
NL174205C
NL174205C NLAANVRAGE7602799,A NL7602799A NL174205C NL 174205 C NL174205 C NL 174205C NL 7602799 A NL7602799 A NL 7602799A NL 174205 C NL174205 C NL 174205C
Authority
NL
Netherlands
Prior art keywords
channel selector
electronic channel
electronic
selector
channel
Prior art date
Application number
NLAANVRAGE7602799,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7602799A (nl
NL174205B (nl
Original Assignee
Matsushita Electric Industrial Co Ltd
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 JP50034158A external-priority patent/JPS51109703A/ja
Priority claimed from JP50056941A external-priority patent/JPS51132703A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of NL7602799A publication Critical patent/NL7602799A/xx
Publication of NL174205B publication Critical patent/NL174205B/xx
Application granted granted Critical
Publication of NL174205C publication Critical patent/NL174205C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
    • 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
    • H03J5/0218—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 preset values
NLAANVRAGE7602799,A 1975-03-20 1976-03-17 Elektronische kanalenkiezer. NL174205C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50034158A JPS51109703A (en) 1975-03-20 1975-03-20 Denshichuunasenkyokusochi
JP50056941A JPS51132703A (en) 1975-05-13 1975-05-13 Electronic channel selection device

Publications (3)

Publication Number Publication Date
NL7602799A NL7602799A (nl) 1976-09-22
NL174205B NL174205B (nl) 1983-12-01
NL174205C true NL174205C (nl) 1984-05-01

Family

ID=26372942

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7602799,A NL174205C (nl) 1975-03-20 1976-03-17 Elektronische kanalenkiezer.

Country Status (7)

Country Link
US (1) US4020420A (enExample)
CA (1) CA1061487A (enExample)
DE (1) DE2611808A1 (enExample)
FR (1) FR2305062A1 (enExample)
GB (1) GB1542138A (enExample)
IT (1) IT1058621B (enExample)
NL (1) NL174205C (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456701A (en) * 1977-10-14 1979-05-08 Sanyo Electric Co Ltd Preset receiving device
US20050052579A1 (en) * 2003-08-18 2005-03-10 Alps Electric Co., Ltd. Television tuner having circuit for attenuating FM broadcasting band
US20230077359A1 (en) * 2021-09-16 2023-03-16 Innolux Corporation Electronic device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467870A (en) * 1965-02-16 1969-09-16 Trio Corp Automatic frequency sweep apparatus
DE1538337B2 (de) * 1966-05-06 1971-03-18 Robert Bosch Elektronik Gmbh, 1000 Berlin Und 7000 Stuttgart Einrichtung zur ferngesteuerten frequenzumschaltung
DE2139173A1 (de) * 1971-07-30 1973-02-08 Loewe Opta Gmbh Schaltungsanordnung zur automatischen sendersuche bei geraeten der nachrichtentechnik mit kapazitaetsdioden-abstimmung
US3644853A (en) * 1970-11-23 1972-02-22 Zenith Radio Corp Voltage-controlled signal-seeking tuning system
US3691298A (en) * 1970-12-03 1972-09-12 Carl R Pittman Touch tuning and control circuits
US3737787A (en) * 1971-06-29 1973-06-05 Gen Electric Electronic signal seeking system with rapid scan
US3766483A (en) * 1971-06-29 1973-10-16 Gen Electric Signal seeking tuner control system
GB1400583A (en) * 1971-09-14 1975-07-16 Matsushita Electric Industrial Co Ltd Tuning system
GB1409798A (en) * 1971-09-25 1975-10-15 Matsushita Electric Industrial Co Ltd Frequency control arrangements

Also Published As

Publication number Publication date
NL7602799A (nl) 1976-09-22
CA1061487A (en) 1979-08-28
NL174205B (nl) 1983-12-01
FR2305062A1 (fr) 1976-10-15
IT1058621B (it) 1982-05-10
GB1542138A (en) 1979-03-14
FR2305062B1 (enExample) 1978-04-14
DE2611808A1 (de) 1976-09-30
US4020420A (en) 1977-04-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee