DE3779748D1 - Netzwerk zur strahlformung. - Google Patents

Netzwerk zur strahlformung.

Info

Publication number
DE3779748D1
DE3779748D1 DE8787905335T DE3779748T DE3779748D1 DE 3779748 D1 DE3779748 D1 DE 3779748D1 DE 8787905335 T DE8787905335 T DE 8787905335T DE 3779748 T DE3779748 T DE 3779748T DE 3779748 D1 DE3779748 D1 DE 3779748D1
Authority
DE
Germany
Prior art keywords
forming network
ray forming
ray
network
forming
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
DE8787905335T
Other languages
English (en)
Other versions
DE3779748T2 (de
Inventor
A Rosen
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Aircraft Co filed Critical Hughes Aircraft Co
Publication of DE3779748D1 publication Critical patent/DE3779748D1/de
Application granted granted Critical
Publication of DE3779748T2 publication Critical patent/DE3779748T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/2041—Spot beam multiple access
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • 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
    • H01Q3/30—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 varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/40—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 varying the relative phase between the radiating elements of an array by electrical means with phasing matrix
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE8787905335T 1986-08-14 1987-07-23 Netzwerk zur strahlformung. Expired - Fee Related DE3779748T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/896,911 US4827268A (en) 1986-08-14 1986-08-14 Beam-forming network
PCT/US1987/001715 WO1988001441A1 (en) 1986-08-14 1987-07-23 Beam-forming network

Publications (2)

Publication Number Publication Date
DE3779748D1 true DE3779748D1 (de) 1992-07-16
DE3779748T2 DE3779748T2 (de) 1993-01-28

Family

ID=25407051

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787905335T Expired - Fee Related DE3779748T2 (de) 1986-08-14 1987-07-23 Netzwerk zur strahlformung.

Country Status (7)

Country Link
US (1) US4827268A (de)
EP (1) EP0277984B1 (de)
JP (1) JP2728251B2 (de)
CN (1) CN1008675B (de)
CA (1) CA1282879C (de)
DE (1) DE3779748T2 (de)
WO (1) WO1988001441A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628895B1 (fr) * 1988-03-18 1990-11-16 Alcatel Espace Antenne a balayage electronique
FR2628896B1 (fr) * 1988-03-18 1990-11-16 Alcatel Espace Antenne a reconfiguration electronique en emission
US5909460A (en) * 1995-12-07 1999-06-01 Ericsson, Inc. Efficient apparatus for simultaneous modulation and digital beamforming for an antenna array
US6911938B1 (en) * 1996-05-22 2005-06-28 Manoj Bhattacharyya Transmit-receive multibeam telecommunications system with reduced number of amplifiers
US5917447A (en) * 1996-05-29 1999-06-29 Motorola, Inc. Method and system for digital beam forming
US6512481B1 (en) 1996-10-10 2003-01-28 Teratech Corporation Communication system using geographic position data
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
US6229482B1 (en) * 2000-04-17 2001-05-08 Hughes Electronics Corporation Method and apparatus for interference mitigation for phased-array beam pointing
US7529525B1 (en) * 2002-04-16 2009-05-05 Faulkner Interstices Llc Method and apparatus for collecting information for use in a smart antenna system
US7289826B1 (en) * 2002-04-16 2007-10-30 Faulkner Interstices, Llc Method and apparatus for beam selection in a smart antenna system
US7065383B1 (en) * 2002-04-16 2006-06-20 Omri Hovers Method and apparatus for synchronizing a smart antenna apparatus with a base station transceiver
US9275690B2 (en) 2012-05-30 2016-03-01 Tahoe Rf Semiconductor, Inc. Power management in an electronic system through reducing energy usage of a battery and/or controlling an output power of an amplifier thereof
US9509351B2 (en) 2012-07-27 2016-11-29 Tahoe Rf Semiconductor, Inc. Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver
US9780449B2 (en) 2013-03-15 2017-10-03 Integrated Device Technology, Inc. Phase shift based improved reference input frequency signal injection into a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation to reduce a phase-steering requirement during beamforming
US9722310B2 (en) 2013-03-15 2017-08-01 Gigpeak, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through frequency multiplication
US9531070B2 (en) 2013-03-15 2016-12-27 Christopher T. Schiller Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through accommodating differential coupling between VCOs thereof
US9837714B2 (en) 2013-03-15 2017-12-05 Integrated Device Technology, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through a circular configuration thereof
US9716315B2 (en) 2013-03-15 2017-07-25 Gigpeak, Inc. Automatic high-resolution adaptive beam-steering
US9666942B2 (en) 2013-03-15 2017-05-30 Gigpeak, Inc. Adaptive transmit array for beam-steering
US9184498B2 (en) 2013-03-15 2015-11-10 Gigoptix, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through fine control of a tunable frequency of a tank circuit of a VCO thereof
JP6734270B2 (ja) * 2014-10-30 2020-08-05 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 超音波画像を形成する際の圧縮センシング
JP6747108B2 (ja) * 2016-07-05 2020-08-26 コニカミノルタ株式会社 超音波信号処理装置、超音波信号処理方法、及び、超音波診断装置
US10804616B2 (en) * 2018-03-27 2020-10-13 Viasat, Inc. Circuit architecture for distributed multiplexed control and element signals for phased array antenna
CN113540710B (zh) * 2020-04-22 2022-07-22 华为技术有限公司 铁氧体开关、微波天线及电子设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145658A (en) * 1977-06-03 1979-03-20 Bell Telephone Laboratories, Incorporated Method and apparatus for cancelling interference between area coverage and spot coverage antenna beams
US4168503A (en) * 1977-06-17 1979-09-18 Motorola, Inc. Antenna array with printed circuit lens in coupling network
US4188578A (en) * 1978-05-19 1980-02-12 Bell Telephone Laboratories, Incorporated Satellite communication system which concurrently transmits a scanning spot beam and a plurality of fixed spot beams
US4321605A (en) * 1980-01-29 1982-03-23 Hazeltine Corporation Array antenna system
US4599619A (en) * 1982-07-13 1986-07-08 Rca Corporation Satellite dual antenna pointing system
US4581614A (en) * 1983-07-18 1986-04-08 General Electric Company Integrated modular phased array antenna
JPS6094510A (ja) * 1983-10-28 1985-05-27 Nec Corp アレイアンテナ
JPS60102001A (ja) * 1983-11-09 1985-06-06 Nec Corp アレイアンテナ装置
US4638317A (en) * 1984-06-19 1987-01-20 Westinghouse Electric Corp. Orthogonal beam forming network

Also Published As

Publication number Publication date
US4827268A (en) 1989-05-02
JPH01500554A (ja) 1989-02-23
EP0277984B1 (de) 1992-06-10
CA1282879C (en) 1991-04-09
CN1008675B (zh) 1990-07-04
EP0277984A1 (de) 1988-08-17
JP2728251B2 (ja) 1998-03-18
WO1988001441A1 (en) 1988-02-25
CN87105577A (zh) 1988-04-27
DE3779748T2 (de) 1993-01-28

Similar Documents

Publication Publication Date Title
DE3779748D1 (de) Netzwerk zur strahlformung.
DE3782740D1 (de) Fernsehempfaenger.
DE3782666D1 (de) Fernsehempfaenger.
DE3885443D1 (de) Vorspannbares chirurgisches netzwerk.
DE3683935D1 (de) Fernsehzuschauermesssystem.
DE3787724T3 (de) Spreizspektrummultiplex-übertragungssystem.
DE3785781D1 (de) Zusammengesetztes qam-psk-uebertragungssystem.
DE58908506D1 (de) Netzwerkschnittstelle.
NO860697L (no) Lokalnettverk.
NO875031D0 (no) Tilkoblingslist.
NO873080D0 (no) Mikrobicid tilberedning.
FI83887B (fi) Foerfarande foer att avskilja elektrolytiskt utfaelld koppar fraon en katod.
FI880541A0 (fi) Homogena haordplastkopolymerer.
DE3787051D1 (de) Immunotestverfahren.
DE3769918D1 (de) Glockenaufbau.
FI873512A (fi) Homogena rekombinant-immuninterferonfragment.
FI86239B (fi) Avlaenkningsapparat foer television.
DE3675046D1 (de) Lokales netzwerk.
ES2014488B3 (es) Procedimiento de preparacion de mercaptoalcoholes.
FI873520A (fi) Saett att bereda sulfidfri alkalilut.
FI875323A0 (fi) Foerfarande foer att framstaella alkalimetallklorat.
FI871194A0 (fi) Foerfarande foer att paovisa svamp.
FI863802A (fi) Fordonsdaeck avsett att stiftas.
FI872045A (fi) Anordning foer att loesgoera tillslutningar.
FI871767A (fi) Korrigeringskrets foer synkroniseringsimpuls foer television.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee