FR1401683A - Antenna tuning device - Google Patents

Antenna tuning device

Info

Publication number
FR1401683A
FR1401683A FR979723A FR979723A FR1401683A FR 1401683 A FR1401683 A FR 1401683A FR 979723 A FR979723 A FR 979723A FR 979723 A FR979723 A FR 979723A FR 1401683 A FR1401683 A FR 1401683A
Authority
FR
France
Prior art keywords
tuning device
antenna tuning
antenna
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
FR979723A
Other languages
French (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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1401683A publication Critical patent/FR1401683A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/006—Transmitter or amplifier output circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
FR979723A 1963-06-28 1964-06-26 Antenna tuning device Expired FR1401683A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US291561A US3319168A (en) 1963-06-28 1963-06-28 Antenna tuning apparatus which shorts selected portions of loading coil over complete output cycle

Publications (1)

Publication Number Publication Date
FR1401683A true FR1401683A (en) 1965-06-04

Family

ID=23120807

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979723A Expired FR1401683A (en) 1963-06-28 1964-06-26 Antenna tuning device

Country Status (4)

Country Link
US (1) US3319168A (en)
DE (1) DE1279123B (en)
FR (1) FR1401683A (en)
GB (1) GB1023106A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414833A (en) * 1965-04-30 1968-12-03 Gen Dynamics Corp Electronically tunable high frequency network using pin diodes
US3395351A (en) * 1967-11-09 1968-07-30 Westinghouse Electric Corp System for shifting resonant frequency of an antenna
US3939422A (en) * 1974-02-12 1976-02-17 Westinghouse Electric Corporation Dynamic antenna tuner
DE4012265A1 (en) * 1990-04-17 1991-10-24 Toepholm & Westermann CIRCUIT ARRANGEMENT FOR AN OUTPUT TANK CIRCUIT OF A TRANSMITTER END STAGE OPERATED WITH FREQUENCY REVERSING
US5367537A (en) * 1993-05-24 1994-11-22 Delco Electronics Corp. Saw-based FSK modulating circuit

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE737560C (en) * 1936-01-21 1943-07-16 Siemens Ag Electrical wound capacitor with several assignments
US2712061A (en) * 1948-11-03 1955-06-28 Westinghouse Electric Corp Means for high speed keying at low radio frequency
US2825030A (en) * 1949-01-19 1958-02-25 Westinghouse Electric Corp Frequency modulated v.l.f. transmitter
US2989624A (en) * 1949-08-06 1961-06-20 Westinghouse Electric Corp Radio transmitter with tunable antenna
US2679581A (en) * 1950-05-20 1954-05-25 Westinghouse Electric Corp Antenna tuning system
FR1049912A (en) * 1952-01-28 1954-01-04 Telecommunications Sa Variable frequency oscillator
US3193725A (en) * 1961-03-03 1965-07-06 Ward Leonard Electric Co Control system for solid state controlled rectifiers
US3155922A (en) * 1961-11-21 1964-11-03 Bell Telephone Labor Inc Oscillator frequency control with switching
US3188568A (en) * 1961-12-05 1965-06-08 Marelli Lenkurt S P A Arrangement for tuning of the transmitting antenna of a data transmission system
US3117279A (en) * 1962-06-04 1964-01-07 Collins Radio Co Automatically controlled antenna tuning and loading system

Also Published As

Publication number Publication date
DE1279123B (en) 1968-10-03
GB1023106A (en) 1966-03-16
US3319168A (en) 1967-05-09

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