CA921561A - Overload compensation circuit for antenna tuning system - Google Patents

Overload compensation circuit for antenna tuning system

Info

Publication number
CA921561A
CA921561A CA080822A CA80822A CA921561A CA 921561 A CA921561 A CA 921561A CA 080822 A CA080822 A CA 080822A CA 80822 A CA80822 A CA 80822A CA 921561 A CA921561 A CA 921561A
Authority
CA
Canada
Prior art keywords
compensation circuit
tuning system
antenna tuning
overload compensation
overload
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
CA080822A
Other languages
English (en)
Inventor
A. Byles Theodore
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of CA921561A publication Critical patent/CA921561A/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
    • H03H2/008—Receiver or amplifier input circuits
CA080822A 1969-05-15 1970-04-22 Overload compensation circuit for antenna tuning system Expired CA921561A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82502469A 1969-05-15 1969-05-15

Publications (1)

Publication Number Publication Date
CA921561A true CA921561A (en) 1973-02-20

Family

ID=25242936

Family Applications (1)

Application Number Title Priority Date Filing Date
CA080822A Expired CA921561A (en) 1969-05-15 1970-04-22 Overload compensation circuit for antenna tuning system

Country Status (5)

Country Link
US (1) US3622887A (de)
CA (1) CA921561A (de)
DE (1) DE2023906B2 (de)
FR (1) FR2047734A5 (de)
GB (1) GB1267906A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792359A (en) * 1971-04-14 1974-02-12 Rca Corp High frequency automatic gain control circuits
US3968438A (en) * 1975-02-27 1976-07-06 North American Philips Corporation Off channel gain control circuit
US3983490A (en) * 1975-08-05 1976-09-28 Zenith Radio Corporation Signal overload protection circuit for varactor tuner
US4158814A (en) * 1977-09-08 1979-06-19 General Research Of Electronics, Inc. Automatic overload protection system
US4381566A (en) * 1979-06-14 1983-04-26 Matsushita Electric Industrial Co., Ltd. Electronic tuning antenna system
US4313218A (en) * 1980-08-08 1982-01-26 Motorola, Inc. Extended AGC for a radio receiver
US4635297A (en) * 1984-03-15 1987-01-06 Litton Systems, Inc. Overload protector
DE3447284A1 (de) * 1984-12-24 1986-07-10 Telefunken electronic GmbH, 7100 Heilbronn Funkempfaenger
DE3447283A1 (de) * 1984-12-24 1986-07-10 Telefunken electronic GmbH, 7100 Heilbronn Funkempfaenger
DE3447282A1 (de) * 1984-12-24 1986-07-10 Telefunken electronic GmbH, 7100 Heilbronn Funkempfaenger
US5243356A (en) * 1988-08-05 1993-09-07 Seiko Epson Corporation Antenna circuit and wrist radio instrument
US6873212B2 (en) * 2001-05-17 2005-03-29 Sige Semiconductor Inc. Integrated circuit radio frequency amplifier with notch filter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029339A (en) * 1959-01-26 1962-04-10 Rca Corp Variable tuning circuit
US3490046A (en) * 1967-04-05 1970-01-13 Electrohome Ltd Automatic gain control and overload protection for signal receiving systems

Also Published As

Publication number Publication date
DE2023906A1 (de) 1971-03-18
US3622887A (en) 1971-11-23
FR2047734A5 (de) 1971-03-12
DE2023906B2 (de) 1973-03-15
GB1267906A (en) 1972-03-22

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