GB2354115A - Adaptive multifilar antenna - Google Patents

Adaptive multifilar antenna Download PDF

Info

Publication number
GB2354115A
GB2354115A GB9921363A GB9921363A GB2354115A GB 2354115 A GB2354115 A GB 2354115A GB 9921363 A GB9921363 A GB 9921363A GB 9921363 A GB9921363 A GB 9921363A GB 2354115 A GB2354115 A GB 2354115A
Authority
GB
United Kingdom
Prior art keywords
antenna
filaments
signal
antenna according
operable
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.)
Withdrawn
Application number
GB9921363A
Other languages
English (en)
Other versions
GB9921363D0 (en
Inventor
Steve Leach
Simon Saunders
Andreas A Agius
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.)
University of Surrey
Original Assignee
University of Surrey
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 University of Surrey filed Critical University of Surrey
Priority to GB9921363A priority Critical patent/GB2354115A/en
Publication of GB9921363D0 publication Critical patent/GB9921363D0/en
Priority to KR1020027003119A priority patent/KR100741605B1/ko
Priority to PCT/GB2000/003368 priority patent/WO2001018908A1/en
Priority to US10/070,469 priority patent/US6891516B1/en
Priority to EP00956715A priority patent/EP1214753B1/en
Priority to DE60028057T priority patent/DE60028057T2/de
Priority to JP2001522624A priority patent/JP2003509883A/ja
Priority to AU68582/00A priority patent/AU6858200A/en
Publication of GB2354115A publication Critical patent/GB2354115A/en
Withdrawn legal-status Critical Current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
    • H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
    • 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

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9921363A 1999-09-09 1999-09-09 Adaptive multifilar antenna Withdrawn GB2354115A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB9921363A GB2354115A (en) 1999-09-09 1999-09-09 Adaptive multifilar antenna
KR1020027003119A KR100741605B1 (ko) 1999-09-09 2000-09-01 적응형 멀티필라 안테나
PCT/GB2000/003368 WO2001018908A1 (en) 1999-09-09 2000-09-01 Adaptive multifilar antenna
US10/070,469 US6891516B1 (en) 1999-09-09 2000-09-01 Adaptive multifilar antenna
EP00956715A EP1214753B1 (en) 1999-09-09 2000-09-01 Adaptive multifilar antenna
DE60028057T DE60028057T2 (de) 1999-09-09 2000-09-01 Adaptive mehrleiterantenne
JP2001522624A JP2003509883A (ja) 1999-09-09 2000-09-01 適応型マルチフィラーアンテナ
AU68582/00A AU6858200A (en) 1999-09-09 2000-09-01 Adaptive multifilar antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9921363A GB2354115A (en) 1999-09-09 1999-09-09 Adaptive multifilar antenna

Publications (2)

Publication Number Publication Date
GB9921363D0 GB9921363D0 (en) 1999-11-10
GB2354115A true GB2354115A (en) 2001-03-14

Family

ID=10860662

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9921363A Withdrawn GB2354115A (en) 1999-09-09 1999-09-09 Adaptive multifilar antenna

Country Status (8)

Country Link
US (1) US6891516B1 (https=)
EP (1) EP1214753B1 (https=)
JP (1) JP2003509883A (https=)
KR (1) KR100741605B1 (https=)
AU (1) AU6858200A (https=)
DE (1) DE60028057T2 (https=)
GB (1) GB2354115A (https=)
WO (1) WO2001018908A1 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005069664A1 (en) * 2004-01-16 2005-07-28 Ktfreetel Co., Ltd. Device and method for remotely measuring and monitoring antenna system using mobile terminal
US7012556B2 (en) 2001-10-08 2006-03-14 Qinetiq Limited Signal processing system and method
WO2009002317A1 (en) * 2007-06-27 2008-12-31 Thomson Licensing Apparatus and method for controlling a signal
EP2084778A4 (en) * 2006-09-05 2010-06-09 Sony Ericsson Mobile Comm Ab ANTENNA SYSTEM AND CORRESPONDING OPERATING METHOD

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3679075B2 (ja) 2002-09-13 2005-08-03 松下電器産業株式会社 無線送信装置および無線送信方法
US7242917B2 (en) * 2002-11-05 2007-07-10 Motorola Inc. Apparatus and method for antenna attachment
JP2004214726A (ja) * 2002-12-26 2004-07-29 Sony Corp 無線通信アンテナ及び無線通信装置
US7822140B2 (en) * 2003-03-17 2010-10-26 Broadcom Corporation Multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining
US7983355B2 (en) * 2003-07-09 2011-07-19 Broadcom Corporation System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems
US8185075B2 (en) * 2003-03-17 2012-05-22 Broadcom Corporation System and method for channel bonding in multiple antenna communication systems
US8391322B2 (en) 2003-07-09 2013-03-05 Broadcom Corporation Method and system for single weight (SW) antenna system for spatial multiplexing (SM) MIMO system for WCDMA/HSDPA
US8380132B2 (en) * 2005-09-14 2013-02-19 Delphi Technologies, Inc. Self-structuring antenna with addressable switch controller
US11682841B2 (en) 2021-09-16 2023-06-20 Eagle Technology, Llc Communications device with helically wound conductive strip and related antenna devices and methods
US12027762B2 (en) 2022-02-10 2024-07-02 Eagle Technology, Llc Communications device with helically wound conductive strip with lens and related antenna device and method
US12294147B2 (en) 2022-10-20 2025-05-06 Eagle Technology, Llc Communications device with helical slot radiating antenna and related antenna device and method
US12230880B2 (en) 2022-10-20 2025-02-18 Eagle Technology, Llc Communications device with rhombus shaped-slot radiating antenna and related antenna device and method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5124711A (en) * 1988-12-30 1992-06-23 Thomson-Csf Device for auto-adaptive direction and polarization filtering of radio waves received on a network of aerials coupled to a receiver
EP0932220A2 (en) * 1998-01-23 1999-07-28 Matsushita Electric Industrial Co., Ltd. Multi-filar helical antenna and portable radio
WO1999041803A1 (en) * 1998-02-16 1999-08-19 University Of Surrey Adaptive multifilar antenna

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554554A (en) * 1983-09-02 1985-11-19 The United States Of America As Represented By The Secretary Of The Navy Quadrifilar helix antenna tuning using pin diodes
FR2654554B1 (fr) 1989-11-10 1992-07-31 France Etat Antenne en helice, quadrifilaire, resonnante bicouche.
US5612707A (en) * 1992-04-24 1997-03-18 Industrial Research Limited Steerable beam helix antenna
EP0715369B1 (en) 1994-12-01 1999-07-28 Indian Space Research Organisation A multiband antenna system
US5635945A (en) 1995-05-12 1997-06-03 Magellan Corporation Quadrifilar helix antenna
US5708448A (en) * 1995-06-16 1998-01-13 Qualcomm Incorporated Double helix antenna system
US5600341A (en) 1995-08-21 1997-02-04 Motorola, Inc. Dual function antenna structure and a portable radio having same
US5606332A (en) 1995-08-21 1997-02-25 Motorola, Inc. Dual function antenna structure and a portable radio having same
US5828348A (en) 1995-09-22 1998-10-27 Qualcomm Incorporated Dual-band octafilar helix antenna
GB2306056B (en) 1995-10-06 1999-12-08 Nokia Mobile Phones Ltd Antenna
US6278414B1 (en) * 1996-07-31 2001-08-21 Qualcomm Inc. Bent-segment helical antenna
US5920292A (en) * 1996-12-20 1999-07-06 Ericsson Inc. L-band quadrifilar helix antenna
US5896113A (en) 1996-12-20 1999-04-20 Ericsson Inc. Quadrifilar helix antenna systems and methods for broadband operation in separate transmit and receive frequency bands
SE511450C2 (sv) * 1997-12-30 1999-10-04 Allgon Ab Antennsystem för cirkulärt polariserade radiovågor innefattande antennanordning och gränssnittsnätverk

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5124711A (en) * 1988-12-30 1992-06-23 Thomson-Csf Device for auto-adaptive direction and polarization filtering of radio waves received on a network of aerials coupled to a receiver
EP0932220A2 (en) * 1998-01-23 1999-07-28 Matsushita Electric Industrial Co., Ltd. Multi-filar helical antenna and portable radio
WO1999041803A1 (en) * 1998-02-16 1999-08-19 University Of Surrey Adaptive multifilar antenna

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7012556B2 (en) 2001-10-08 2006-03-14 Qinetiq Limited Signal processing system and method
WO2005069664A1 (en) * 2004-01-16 2005-07-28 Ktfreetel Co., Ltd. Device and method for remotely measuring and monitoring antenna system using mobile terminal
US7917175B2 (en) 2004-01-16 2011-03-29 Kt Corporation Device and method for remotely measuring and monitoring antenna system using mobile terminal
EP2084778A4 (en) * 2006-09-05 2010-06-09 Sony Ericsson Mobile Comm Ab ANTENNA SYSTEM AND CORRESPONDING OPERATING METHOD
WO2009002317A1 (en) * 2007-06-27 2008-12-31 Thomson Licensing Apparatus and method for controlling a signal
US8515482B2 (en) 2007-06-27 2013-08-20 Thomson Licensing Apparatus and method for controlling a signal

Also Published As

Publication number Publication date
KR100741605B1 (ko) 2007-07-20
JP2003509883A (ja) 2003-03-11
GB9921363D0 (en) 1999-11-10
AU6858200A (en) 2001-04-10
EP1214753B1 (en) 2006-05-17
DE60028057T2 (de) 2006-12-07
US6891516B1 (en) 2005-05-10
DE60028057D1 (de) 2006-06-22
EP1214753A1 (en) 2002-06-19
KR20020035132A (ko) 2002-05-09
WO2001018908A1 (en) 2001-03-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)