DE69901921T2 - Mehrstrahl-phasengesteuerte Antenne und damit verbundenes Verfahren - Google Patents

Mehrstrahl-phasengesteuerte Antenne und damit verbundenes Verfahren

Info

Publication number
DE69901921T2
DE69901921T2 DE69901921T DE69901921T DE69901921T2 DE 69901921 T2 DE69901921 T2 DE 69901921T2 DE 69901921 T DE69901921 T DE 69901921T DE 69901921 T DE69901921 T DE 69901921T DE 69901921 T2 DE69901921 T2 DE 69901921T2
Authority
DE
Germany
Prior art keywords
associated method
beam phase
controlled antenna
antenna
controlled
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 - Lifetime
Application number
DE69901921T
Other languages
English (en)
Other versions
DE69901921D1 (de
Inventor
Ronald R Stephens
Jar J Lee
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.)
DirecTV Group Inc
Original Assignee
Hughes Electronics 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 Hughes Electronics Corp filed Critical Hughes Electronics Corp
Application granted granted Critical
Publication of DE69901921D1 publication Critical patent/DE69901921D1/de
Publication of DE69901921T2 publication Critical patent/DE69901921T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2676—Optically controlled phased array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
DE69901921T 1998-05-19 1999-05-14 Mehrstrahl-phasengesteuerte Antenne und damit verbundenes Verfahren Expired - Lifetime DE69901921T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/081,497 US5999128A (en) 1998-05-19 1998-05-19 Multibeam phased array antennas and methods

Publications (2)

Publication Number Publication Date
DE69901921D1 DE69901921D1 (de) 2002-08-01
DE69901921T2 true DE69901921T2 (de) 2003-02-27

Family

ID=22164568

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901921T Expired - Lifetime DE69901921T2 (de) 1998-05-19 1999-05-14 Mehrstrahl-phasengesteuerte Antenne und damit verbundenes Verfahren

Country Status (3)

Country Link
US (1) US5999128A (de)
EP (1) EP0977306B1 (de)
DE (1) DE69901921T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5861845A (en) * 1998-05-19 1999-01-19 Hughes Electronics Corporation Wideband phased array antennas and methods
US6348890B1 (en) 1999-08-26 2002-02-19 Hrl Laboratories, Llc Phased array antenna beamformer
US6452546B1 (en) 2000-06-14 2002-09-17 Hrl Laboratories, Llc Wavelength division multiplexing methods and apparatus for constructing photonic beamforming networks
US6968195B2 (en) * 2001-03-01 2005-11-22 Openwave Systems Inc. Enhanced PDE selection
US7085499B2 (en) * 2001-11-15 2006-08-01 Hrl Laboratories, Llc Agile RF-lightwave waveform synthesis and an optical multi-tone amplitude modulator
TW588518B (en) * 2001-11-15 2004-05-21 Hrl Lab Llc Agile spread waveform generator
US20040090365A1 (en) * 2002-11-13 2004-05-13 Newberg Irwin L. Optically frequency generated scanned active array
US7499653B2 (en) * 2003-07-14 2009-03-03 Hrl Laboratories, Llc Multiple wavelength photonic oscillator
US7057716B2 (en) * 2003-10-28 2006-06-06 Hrl Laboratories, Llc White cell antenna beamformers
US7822082B2 (en) * 2004-01-27 2010-10-26 Hrl Laboratories, Llc Wavelength reconfigurable laser transmitter tuned via the resonance passbands of a tunable microresonator
US20080225375A1 (en) * 2004-09-07 2008-09-18 Raytheon Company Optically frequency generated scanned active array
US7084811B1 (en) 2004-09-14 2006-08-01 Hrl Laboratories, Llc Agile optical wavelength selection for antenna beamforming
US7391367B2 (en) * 2004-09-28 2008-06-24 Raytheon Company Optically frequency generated scanned active array
GB0423394D0 (en) * 2004-10-21 2004-11-24 Eads Astrium Ltd Improvements in the flexibility of communications satellite payloads
US7603140B2 (en) * 2005-05-17 2009-10-13 Alcatel-Lucent Usa Inc. Method of phase sweep transmit diversity (PSTD) and apparatus for providing PSTD
US7898464B1 (en) * 2006-04-11 2011-03-01 Lockheed Martin Corporation System and method for transmitting signals via photonic excitation of a transmitter array
US9660339B2 (en) * 2010-12-04 2017-05-23 Chian Chiu Li Beam steering and manipulating apparatus and method
US9225069B2 (en) 2011-10-18 2015-12-29 California Institute Of Technology Efficient active multi-drive radiator
US10601131B2 (en) * 2011-12-02 2020-03-24 Chian Chiu Li Beam steering and manipulating apparatus and method
US8861971B2 (en) 2012-01-05 2014-10-14 Harris Corporation Phased antenna array with electro-optic readout circuit with multiplexing and related methods
WO2013123090A1 (en) 2012-02-13 2013-08-22 California Institute Of Technology Sensing radiation metrics through mode-pickup sensors
WO2013172896A2 (en) 2012-02-17 2013-11-21 California Institute Of Technology Dynamic polarization modulation and control
US9621269B2 (en) 2012-07-26 2017-04-11 California Institute Of Technology Optically driven active radiator
RU2654994C1 (ru) * 2017-03-17 2018-05-23 Акционерное общество "Ижевский радиозавод" Приемная многолучевая активная фазированная антенная решетка
RU2666577C1 (ru) * 2017-12-01 2018-09-11 Акционерное общество "Ижевский радиозавод" Приемная многолучевая активная фазированная антенная решетка
FR3089696B1 (fr) * 2018-12-11 2020-11-13 Thales Sa Dispositif de déphasage mécanique large bande en onde guidée
CN112910560B (zh) * 2021-01-11 2021-12-31 浙江大学 一种opa与光学相控阵结合的激光通信方法及通信系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090928A (en) * 1958-01-02 1963-05-21 Hughes Aircraft Co Apparatus for generating plurality of signals having variable phase difference
BE792171A (fr) * 1971-09-17 1973-06-01 Int Standard Electric Corp Antenne d'exploration de trame
US5933113A (en) * 1996-09-05 1999-08-03 Raytheon Company Simultaneous multibeam and frequency active photonic array radar apparatus
US5977911A (en) * 1996-12-30 1999-11-02 Raytheon Company Reactive combiner for active array radar system
US5861845A (en) * 1998-05-19 1999-01-19 Hughes Electronics Corporation Wideband phased array antennas and methods

Also Published As

Publication number Publication date
DE69901921D1 (de) 2002-08-01
EP0977306A2 (de) 2000-02-02
EP0977306B1 (de) 2002-06-26
US5999128A (en) 1999-12-07
EP0977306A3 (de) 2000-12-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition