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 PDFInfo
- 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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- China
- Prior art keywords
- polarization
- polarization state
- antenna
- antenna system
- received 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
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Images
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/572,529 | 1995-12-14 | ||
US08/572,529 US5966102A (en) | 1995-12-14 | 1995-12-14 | Dual polarized array antenna with central polarization control |
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 (zh) |
EP (1) | EP0867053A4 (zh) |
JP (1) | JP3856835B2 (zh) |
CN (1) | CN1262046C (zh) |
AU (1) | AU1130597A (zh) |
BR (1) | BR9612664A (zh) |
CA (1) | CA2240182C (zh) |
WO (1) | WO1997022159A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10879619B2 (en) | 2009-06-04 | 2020-12-29 | Ubiquiti Inc. | Microwave system |
Families Citing this family (299)
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- 1996-12-11 CA CA002240182A patent/CA2240182C/en not_active Expired - Fee Related
- 1996-12-11 BR BR9612664A patent/BR9612664A/pt not_active Application Discontinuation
- 1996-12-11 EP EP96942161A patent/EP0867053A4/en not_active Ceased
- 1996-12-11 WO PCT/US1996/019702 patent/WO1997022159A1/en not_active Application Discontinuation
- 1996-12-11 CN CNB961998865A patent/CN1262046C/zh not_active Expired - Fee Related
- 1996-12-11 JP JP52217497A patent/JP3856835B2/ja not_active Expired - Fee Related
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US10879619B2 (en) | 2009-06-04 | 2020-12-29 | Ubiquiti Inc. | Microwave system |
Also Published As
Publication number | Publication date |
---|---|
EP0867053A4 (en) | 1998-12-23 |
WO1997022159A1 (en) | 1997-06-19 |
CA2240182A1 (en) | 1997-06-19 |
CA2240182C (en) | 2002-03-19 |
BR9612664A (pt) | 1999-07-20 |
US5966102A (en) | 1999-10-12 |
CN1208505A (zh) | 1999-02-17 |
JP2000501912A (ja) | 2000-02-15 |
AU1130597A (en) | 1997-07-03 |
JP3856835B2 (ja) | 2006-12-13 |
EP0867053A1 (en) | 1998-09-30 |
US6067053A (en) | 2000-05-23 |
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