TW552782B - Spatially switched router for wireless data packets - Google Patents

Spatially switched router for wireless data packets Download PDF

Info

Publication number
TW552782B
TW552782B TW089121436A TW89121436A TW552782B TW 552782 B TW552782 B TW 552782B TW 089121436 A TW089121436 A TW 089121436A TW 89121436 A TW89121436 A TW 89121436A TW 552782 B TW552782 B TW 552782B
Authority
TW
Taiwan
Prior art keywords
patent application
scope
port
nodes
feed
Prior art date
Application number
TW089121436A
Other languages
English (en)
Chinese (zh)
Inventor
Josef Berger
Irv Rosenbluth
Original Assignee
Radiant Networks Plc
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
Priority claimed from US09/433,542 external-priority patent/US6426814B1/en
Application filed by Radiant Networks Plc filed Critical Radiant Networks Plc
Application granted granted Critical
Publication of TW552782B publication Critical patent/TW552782B/zh

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/08Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/0006Particular feeding systems
    • H01Q21/0031Parallel-plate fed arrays; Lens-fed arrays
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24Arrangements 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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/245Arrangements 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 orientation by switching energy from one active radiating element to another, e.g. for beam switching in the focal plane of a focussing device
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Aerials With Secondary Devices (AREA)
  • Small-Scale Networks (AREA)
TW089121436A 1999-10-13 2000-10-13 Spatially switched router for wireless data packets TW552782B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41741699A 1999-10-13 1999-10-13
US09/433,542 US6426814B1 (en) 1999-10-13 1999-11-03 Spatially switched router for wireless data packets

Publications (1)

Publication Number Publication Date
TW552782B true TW552782B (en) 2003-09-11

Family

ID=27023731

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089121436A TW552782B (en) 1999-10-13 2000-10-13 Spatially switched router for wireless data packets

Country Status (6)

Country Link
JP (1) JP2003511974A (enExample)
CA (1) CA2387238A1 (enExample)
FI (1) FI20020695A7 (enExample)
IL (1) IL149083A0 (enExample)
TW (1) TW552782B (enExample)
WO (1) WO2001028162A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0030932D0 (en) 2000-12-19 2001-01-31 Radiant Networks Plc Antenna apparatus, communications apparatus and method of transmission
JP2006258499A (ja) * 2005-03-15 2006-09-28 Mie Tsuda Denki Sangyo Kk 非破壊検査装置、非破壊検査の検査方法及びホーン
US8648768B2 (en) 2011-01-31 2014-02-11 Ball Aerospace & Technologies Corp. Conical switched beam antenna method and apparatus
US9379437B1 (en) 2011-01-31 2016-06-28 Ball Aerospace & Technologies Corp. Continuous horn circular array antenna system
GB2492081B (en) 2011-06-20 2014-11-19 Canon Kk Antenna lens including holes and different permittivity layers
GB2509112B (en) * 2012-12-20 2016-07-06 Canon Kk Antenna system
US9397407B2 (en) 2012-12-20 2016-07-19 Canon Kabushiki Kaisha Antenna system
GB2524761B (en) * 2014-04-01 2018-09-12 Canon Kk Wireless transceiver using an electromagnetic lens antenna
GB2526282B (en) * 2014-05-19 2018-08-08 Canon Kk Antenna array with sub-arrays directing beams through a lens
EP3382800B1 (en) * 2015-11-24 2021-08-04 Murata Manufacturing Co., Ltd. Luneburg lens antenna device
WO2017109864A1 (ja) * 2015-12-22 2017-06-29 パイオニア株式会社 測定装置及びホーンアンテナアレイ
US9979459B2 (en) * 2016-08-24 2018-05-22 The Boeing Company Steerable antenna assembly utilizing a dielectric lens
GB201620121D0 (en) * 2016-11-28 2017-01-11 Plasma Antennas Ltd A surface array antenna
CN112106255B (zh) 2018-05-09 2022-12-06 住友电气工业株式会社 透镜、天线及车载器
WO2020096896A1 (en) * 2018-11-07 2020-05-14 Commscope Technologies Llc Lensed base station antennas having functional structures that provide a step approximation of a luneberg lens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231634B1 (en) * 1991-12-18 1996-04-02 Proxim Inc Medium access protocol for wireless lans
JPH08163130A (ja) * 1994-12-02 1996-06-21 Nec Corp 無線lanのアクセス制御方式
US5936949A (en) * 1996-09-05 1999-08-10 Netro Corporation Wireless ATM metropolitan area network
US6125279A (en) * 1998-01-07 2000-09-26 Motorola, Inc. Method and apparatus for extending coverage in a cellular communication system

Also Published As

Publication number Publication date
IL149083A0 (en) 2002-11-10
FI20020695A7 (fi) 2002-04-11
JP2003511974A (ja) 2003-03-25
WO2001028162B1 (en) 2001-10-11
CA2387238A1 (en) 2001-04-19
WO2001028162A1 (en) 2001-04-19

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