CN1262046C - 带中心偏振控制的双偏振阵列天线 - Google Patents

带中心偏振控制的双偏振阵列天线 Download PDF

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Publication number
CN1262046C
CN1262046C CNB961998865A CN96199886A CN1262046C CN 1262046 C CN1262046 C CN 1262046C CN B961998865 A CNB961998865 A CN B961998865A CN 96199886 A CN96199886 A CN 96199886A CN 1262046 C CN1262046 C CN 1262046C
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CN
China
Prior art keywords
polarization
polarization state
antenna
antenna system
signal
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
CNB961998865A
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English (en)
Chinese (zh)
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CN1208505A (zh
Inventor
多纳德·L·朗泳
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.)
Commscope Technologies LLC
Original Assignee
Electromagnetic Science Corp
EMS Technologies 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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24288235&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN1262046(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Electromagnetic Science Corp, EMS Technologies Inc filed Critical Electromagnetic Science Corp
Publication of CN1208505A publication Critical patent/CN1208505A/zh
Application granted granted Critical
Publication of CN1262046C publication Critical patent/CN1262046C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation 
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
CNB961998865A 1995-12-14 1996-12-11 带中心偏振控制的双偏振阵列天线 Expired - Fee Related CN1262046C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/572,529 US5966102A (en) 1995-12-14 1995-12-14 Dual polarized array antenna with central polarization control
US08/572,529 1995-12-14

Publications (2)

Publication Number Publication Date
CN1208505A CN1208505A (zh) 1999-02-17
CN1262046C true CN1262046C (zh) 2006-06-28

Family

ID=24288235

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB961998865A Expired - Fee Related CN1262046C (zh) 1995-12-14 1996-12-11 带中心偏振控制的双偏振阵列天线

Country Status (8)

Country Link
US (2) US5966102A (enExample)
EP (1) EP0867053A4 (enExample)
JP (1) JP3856835B2 (enExample)
CN (1) CN1262046C (enExample)
AU (1) AU1130597A (enExample)
BR (1) BR9612664A (enExample)
CA (1) CA2240182C (enExample)
WO (1) WO1997022159A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10879619B2 (en) 2009-06-04 2020-12-29 Ubiquiti Inc. Microwave system

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BR9612664A (pt) 1999-07-20
CN1208505A (zh) 1999-02-17
CA2240182A1 (en) 1997-06-19
US5966102A (en) 1999-10-12
AU1130597A (en) 1997-07-03
US6067053A (en) 2000-05-23
EP0867053A4 (en) 1998-12-23
EP0867053A1 (en) 1998-09-30
WO1997022159A1 (en) 1997-06-19
JP2000501912A (ja) 2000-02-15
CA2240182C (en) 2002-03-19
JP3856835B2 (ja) 2006-12-13

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