DE3688861T2 - Raumverstärker. - Google Patents

Raumverstärker.

Info

Publication number
DE3688861T2
DE3688861T2 DE86303857T DE3688861T DE3688861T2 DE 3688861 T2 DE3688861 T2 DE 3688861T2 DE 86303857 T DE86303857 T DE 86303857T DE 3688861 T DE3688861 T DE 3688861T DE 3688861 T2 DE3688861 T2 DE 3688861T2
Authority
DE
Germany
Prior art keywords
amplifier
room
room amplifier
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 - Fee Related
Application number
DE86303857T
Other languages
English (en)
Other versions
DE3688861D1 (de
Inventor
Michael James Gans
Martin Victor Schneider
Ralph Francis Trambarulo
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Application granted granted Critical
Publication of DE3688861D1 publication Critical patent/DE3688861D1/de
Publication of DE3688861T2 publication Critical patent/DE3688861T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0025—Modular arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0018—Space- fed arrays
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations of several amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microwave Amplifiers (AREA)
  • Amplifiers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE86303857T 1985-05-28 1986-05-21 Raumverstärker. Expired - Fee Related DE3688861T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/738,437 US4689631A (en) 1985-05-28 1985-05-28 Space amplifier

Publications (2)

Publication Number Publication Date
DE3688861D1 DE3688861D1 (de) 1993-09-16
DE3688861T2 true DE3688861T2 (de) 1993-11-25

Family

ID=24968015

Family Applications (1)

Application Number Title Priority Date Filing Date
DE86303857T Expired - Fee Related DE3688861T2 (de) 1985-05-28 1986-05-21 Raumverstärker.

Country Status (5)

Country Link
US (1) US4689631A (de)
EP (1) EP0203777B1 (de)
JP (1) JP2510518B2 (de)
CA (1) CA1252884A (de)
DE (1) DE3688861T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3704201A1 (de) * 1987-02-11 1988-09-01 Bbc Brown Boveri & Cie Kurzwellen-dipolgruppen
US4949093A (en) * 1988-02-12 1990-08-14 General Electric Company Compact antenna range with switchable electromagnetic mirror
US4901040A (en) * 1989-04-03 1990-02-13 American Telephone And Telegraph Company Reduced-height waveguide-to-microstrip transition
US5214394A (en) * 1991-04-15 1993-05-25 Rockwell International Corporation High efficiency bi-directional spatial power combiner amplifier
US5270667A (en) * 1992-03-31 1993-12-14 Raytheon Company Impedance matching and bias feed network
US5398035A (en) * 1992-11-30 1995-03-14 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Satellite-tracking millimeter-wave reflector antenna system for mobile satellite-tracking
TW280064B (de) * 1994-09-29 1996-07-01 Radio Frequency Systems Inc
US6185182B1 (en) 1996-07-26 2001-02-06 Radio Frequency Systems, Inc. Power sharing amplifier system for a cellular communications system
US6381212B1 (en) 1998-06-17 2002-04-30 Radio Frequency Systems, Inc. Power sharing amplifier system for amplifying multiple input signals with shared power amplifiers
US6147656A (en) * 1999-04-01 2000-11-14 Space Systems/Loral, Inc. Active multiple beam antennas
US6701137B1 (en) 1999-04-26 2004-03-02 Andrew Corporation Antenna system architecture
US6812905B2 (en) 1999-04-26 2004-11-02 Andrew Corporation Integrated active antenna for multi-carrier applications
US6362787B1 (en) 1999-04-26 2002-03-26 Andrew Corporation Lightning protection for an active antenna using patch/microstrip elements
US6621469B2 (en) 1999-04-26 2003-09-16 Andrew Corporation Transmit/receive distributed antenna systems
US6583763B2 (en) 1999-04-26 2003-06-24 Andrew Corporation Antenna structure and installation
US7577398B2 (en) 2000-01-14 2009-08-18 Andrew Llc Repeaters for wireless communication systems
US6448930B1 (en) 1999-10-15 2002-09-10 Andrew Corporation Indoor antenna
WO2001083771A2 (en) * 2000-04-29 2001-11-08 Merck Patent Gmbh Human phospholipase c delta 5
US7623868B2 (en) * 2002-09-16 2009-11-24 Andrew Llc Multi-band wireless access point comprising coextensive coverage regions
US6983174B2 (en) * 2002-09-18 2006-01-03 Andrew Corporation Distributed active transmit and/or receive antenna
US6906681B2 (en) * 2002-09-27 2005-06-14 Andrew Corporation Multicarrier distributed active antenna
US6844863B2 (en) 2002-09-27 2005-01-18 Andrew Corporation Active antenna with interleaved arrays of antenna elements
US7280848B2 (en) * 2002-09-30 2007-10-09 Andrew Corporation Active array antenna and system for beamforming
US20040203804A1 (en) * 2003-01-03 2004-10-14 Andrew Corporation Reduction of intermodualtion product interference in a network having sectorized access points
US6972622B2 (en) 2003-05-12 2005-12-06 Andrew Corporation Optimization of error loops in distributed power amplifiers
US7443573B2 (en) * 2005-09-20 2008-10-28 Raytheon Company Spatially-fed high-power amplifier with shaped reflectors
US9641144B2 (en) 2015-06-03 2017-05-02 Space Systems/Loral, Llc Solid state traveling wave amplifier for space applications
US10177726B1 (en) 2016-07-01 2019-01-08 Space Systems/Loral, Llc Waveguide to microstrip line N-port power splitter/combiner

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2206923A (en) * 1934-09-12 1940-07-09 American Telephone & Telegraph Short wave radio system
US3049708A (en) * 1959-11-20 1962-08-14 Sperry Rand Corp Polarization sensitive antenna system
US3631503A (en) * 1969-05-02 1971-12-28 Hughes Aircraft Co High-performance distributionally integrated subarray antenna
US3835469A (en) * 1972-11-02 1974-09-10 Hughes Aircraft Co Optical limited scan antenna system
US4150382A (en) * 1973-09-13 1979-04-17 Wisconsin Alumni Research Foundation Non-uniform variable guided wave antennas with electronically controllable scanning
US3989994A (en) * 1974-08-09 1976-11-02 Raytheon Company Space oriented microwave power transmission system
US4044360A (en) * 1975-12-19 1977-08-23 International Telephone And Telegraph Corporation Two-mode RF phase shifter particularly for phase scanner array
US4058812A (en) * 1976-05-03 1977-11-15 Aradar Corporation Dish antenna with impedance matched splash plate feed
US4291278A (en) * 1980-05-12 1981-09-22 General Electric Company Planar microwave integrated circuit power combiner
US4388626A (en) * 1981-03-05 1983-06-14 Bell Telephone Laboratories, Incorporated Phased array antennas using frequency multiplication for reduced numbers of phase shifters
US4415901A (en) * 1981-09-21 1983-11-15 Bell Telephone Laboratories, Incorporated Low power beam switchable antenna arrangement
US4607259A (en) * 1984-10-25 1986-08-19 At&T Bell Laboratories Adaptive antenna for reducing multipath fades

Also Published As

Publication number Publication date
EP0203777A2 (de) 1986-12-03
JPS6211311A (ja) 1987-01-20
US4689631A (en) 1987-08-25
CA1252884A (en) 1989-04-18
EP0203777B1 (de) 1993-08-11
EP0203777A3 (en) 1988-02-03
DE3688861D1 (de) 1993-09-16
JP2510518B2 (ja) 1996-06-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN

8339 Ceased/non-payment of the annual fee