BR8108733A - Ponderador de radiofrequencia complexo - Google Patents

Ponderador de radiofrequencia complexo

Info

Publication number
BR8108733A
BR8108733A BR8108733A BR8108733A BR8108733A BR 8108733 A BR8108733 A BR 8108733A BR 8108733 A BR8108733 A BR 8108733A BR 8108733 A BR8108733 A BR 8108733A BR 8108733 A BR8108733 A BR 8108733A
Authority
BR
Brazil
Prior art keywords
radio frequency
frequency weighting
complex radio
complex
weighting
Prior art date
Application number
BR8108733A
Other languages
English (en)
Inventor
Richard Lee Carlson
Allen Loy Davidson
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
Publication of BR8108733A publication Critical patent/BR8108733A/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
    • H03C7/025—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using semiconductor devices
    • H03C7/027—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using semiconductor devices using diodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/04—Coupling devices of the waveguide type with variable factor of coupling

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Attenuators (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
BR8108733A 1980-08-11 1981-06-29 Ponderador de radiofrequencia complexo BR8108733A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/176,892 US4301432A (en) 1980-08-11 1980-08-11 Complex RF weighter
PCT/US1981/000887 WO1982000544A1 (en) 1980-08-11 1981-06-29 Complex rf weighter

Publications (1)

Publication Number Publication Date
BR8108733A true BR8108733A (pt) 1982-06-22

Family

ID=22646310

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8108733A BR8108733A (pt) 1980-08-11 1981-06-29 Ponderador de radiofrequencia complexo

Country Status (7)

Country Link
US (1) US4301432A (pt)
EP (1) EP0057200B1 (pt)
JP (1) JPS6247001B2 (pt)
AU (1) AU543688B2 (pt)
BR (1) BR8108733A (pt)
CA (1) CA1162257A (pt)
WO (1) WO1982000544A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442416A (en) * 1981-12-31 1984-04-10 Motorola, Inc. Variable impedance synthesis apparatus
FR2519809A1 (fr) * 1982-01-08 1983-07-18 Meyer Sylvain Circuit hyperfrequences multifonction et dispositifs de transmission bidirectionnelle utilisant un tel circuit
DE3210452A1 (de) * 1982-03-22 1983-09-29 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Signal-eingangsschaltung
US4559489A (en) * 1983-09-30 1985-12-17 The Boeing Company Low-loss radio frequency multiple port variable power controller
DE3712530A1 (de) * 1987-04-13 1988-11-03 Fischer Artur Werke Gmbh Aufbewahrungsbehaelter mit schubladenelement
JPH01154602A (ja) * 1987-12-11 1989-06-16 Nec Corp 反射型減衰器
FR2629641B1 (fr) * 1988-04-01 1990-03-23 Thomson Csf Circuit dephaseur hyperfrequence
FR2636793A1 (fr) * 1988-09-19 1990-03-23 Alcatel Transmission Modulateur hyperfrequence a deux etats de phase : 0,pi a tres faibles pertes
US5014022A (en) * 1989-12-13 1991-05-07 Hughes Aircraft Company Switched-loop/180 degree phase bit with aperture shutter capabilities
US5349312A (en) * 1993-05-28 1994-09-20 Raytheon Company Voltage variable attenuator
US5802484A (en) * 1996-07-12 1998-09-01 Motorola, Inc. Adaptive antenna structure for a computational device
GB9624477D0 (en) * 1996-11-23 1997-01-15 Matra Bae Dynamics Uk Ltd Microwave circuits
ES2160087B1 (es) * 2000-02-18 2003-03-01 Mier Comunicaciones S A Procedimiento para la repeticion de señales en insofrecuencia y repetidor de señales en isofrecuencia.
KR100536189B1 (ko) * 2002-07-30 2005-12-14 국방과학연구소 광대역 180°-비트 위상변위기
AU2003266848B2 (en) * 2002-10-10 2007-12-06 Aptargroup, Inc. Improvements to two-part vessels
US7598511B2 (en) * 2007-11-23 2009-10-06 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Energy saving driving circuit and associated method for a solid state relay
GB2582656A (en) * 2019-03-29 2020-09-30 Sony Semiconductor Solutions Corp Substrate integrated waveguide signal level control element and signal processing circuitry

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3400342A (en) * 1964-09-01 1968-09-03 Sanders Associates Inc Voltage controlled microwave phase shifter
FR1480368A (fr) * 1966-03-31 1967-05-12 Thomson Houston Comp Francaise Perfectionnements aux dispositifs hyperfréquences constituant des circuits modulateurs solides à élimination de porteuse
US3423699A (en) * 1967-04-10 1969-01-21 Microwave Ass Digital electric wave phase shifters
US3571762A (en) * 1969-10-06 1971-03-23 Us Air Force High frequency digital diode phase shifter
US3673492A (en) * 1971-07-27 1972-06-27 Us Army Voltage controlled hybrid attenuator
US3768045A (en) * 1971-10-05 1973-10-23 Korea Inst Sci & Tech Wide range variable phase shifter
US4016516A (en) * 1974-05-28 1977-04-05 American Nucleonics Corporation Reflective signal controller
US3996533A (en) * 1975-07-07 1976-12-07 Lee Chong W High frequency, multi-throw switch employing hybrid couplers and reflection-type phase shifters
US4153994A (en) * 1978-02-17 1979-05-15 Bell Telephone Laboratories, Incorporated Ninety degree phase stepper
US4153886A (en) * 1978-02-17 1979-05-08 Bell Telephone Laboratories, Incorporated Ninety degree phase stepper
US4205282A (en) * 1978-08-21 1980-05-27 Westinghouse Electric Corp. Phase shifting circuit element
US4216445A (en) * 1978-12-22 1980-08-05 The United States Of America As Represented By The Secretary Of The Army Variable resistance attenuator

Also Published As

Publication number Publication date
EP0057200B1 (en) 1985-10-16
EP0057200A4 (en) 1982-12-09
CA1162257A (en) 1984-02-14
JPS57501205A (pt) 1982-07-08
WO1982000544A1 (en) 1982-02-18
AU543688B2 (en) 1985-04-26
US4301432A (en) 1981-11-17
EP0057200A1 (en) 1982-08-11
JPS6247001B2 (pt) 1987-10-06
AU7451081A (en) 1982-03-02

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