GB2508902B - Optical system for transmitting analogue RF signals through a rotating optical joint - Google Patents

Optical system for transmitting analogue RF signals through a rotating optical joint

Info

Publication number
GB2508902B
GB2508902B GB1222608.0A GB201222608A GB2508902B GB 2508902 B GB2508902 B GB 2508902B GB 201222608 A GB201222608 A GB 201222608A GB 2508902 B GB2508902 B GB 2508902B
Authority
GB
United Kingdom
Prior art keywords
signals
optical system
joint
optical
rotating
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.)
Active
Application number
GB1222608.0A
Other versions
GB201222608D0 (en
GB2508902A (en
Inventor
John Aitken David
Charles Giles Simon
John Mark Longstone Robert
Nawaz Mohammed
Andrew Scott Michael
James Smith Andrew
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.)
BAE Systems PLC
Original Assignee
BAE Systems 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
Application filed by BAE Systems PLC filed Critical BAE Systems PLC
Priority to GB1222608.0A priority Critical patent/GB2508902B/en
Publication of GB201222608D0 publication Critical patent/GB201222608D0/en
Priority to AU2013357031A priority patent/AU2013357031B2/en
Priority to US14/651,894 priority patent/US9762325B2/en
Priority to PL13806049T priority patent/PL2932627T3/en
Priority to ES13806049.6T priority patent/ES2693334T3/en
Priority to BR112015013925-6A priority patent/BR112015013925B1/en
Priority to EP13806049.6A priority patent/EP2932627B1/en
Priority to PCT/GB2013/053287 priority patent/WO2014091242A1/en
Publication of GB2508902A publication Critical patent/GB2508902A/en
Priority to CL2015001637A priority patent/CL2015001637A1/en
Application granted granted Critical
Publication of GB2508902B publication Critical patent/GB2508902B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3604—Rotary joints allowing relative rotational movement between opposing fibre or fibre bundle ends
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • 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
    • H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
    • 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
    • H01Q3/2676—Optically controlled phased array

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
GB1222608.0A 2012-12-14 2012-12-14 Optical system for transmitting analogue RF signals through a rotating optical joint Active GB2508902B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB1222608.0A GB2508902B (en) 2012-12-14 2012-12-14 Optical system for transmitting analogue RF signals through a rotating optical joint
EP13806049.6A EP2932627B1 (en) 2012-12-14 2013-12-13 Improvements in and relating to antennas
US14/651,894 US9762325B2 (en) 2012-12-14 2013-12-13 Relating to antennas
PL13806049T PL2932627T3 (en) 2012-12-14 2013-12-13 Improvements in and relating to antennas
ES13806049.6T ES2693334T3 (en) 2012-12-14 2013-12-13 Improvements in antennas and their associates
BR112015013925-6A BR112015013925B1 (en) 2012-12-14 2013-12-13 APPARATUS AND METHOD FOR TRANSMISSION OF OPTICAL SIGNAL TO A ROTATING ANTENNA, AND MEANS OF MEMORY STORAGE
AU2013357031A AU2013357031B2 (en) 2012-12-14 2013-12-13 Improvements in and relating to antennas
PCT/GB2013/053287 WO2014091242A1 (en) 2012-12-14 2013-12-13 Improvements in and relating to antennas
CL2015001637A CL2015001637A1 (en) 2012-12-14 2015-06-11 Improvements in and related to antennas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1222608.0A GB2508902B (en) 2012-12-14 2012-12-14 Optical system for transmitting analogue RF signals through a rotating optical joint

Publications (3)

Publication Number Publication Date
GB201222608D0 GB201222608D0 (en) 2013-01-30
GB2508902A GB2508902A (en) 2014-06-18
GB2508902B true GB2508902B (en) 2017-07-05

Family

ID=47630766

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1222608.0A Active GB2508902B (en) 2012-12-14 2012-12-14 Optical system for transmitting analogue RF signals through a rotating optical joint

Country Status (1)

Country Link
GB (1) GB2508902B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145570A (en) * 1983-07-30 1985-03-27 Gen Electric Co Plc Apparatus for use in an antenna arrangement
US5371814A (en) * 1993-11-08 1994-12-06 The United States Of America As Represented By The Secretary Of The Navy Passive, multi-channel fiber optic rotary joint assembly
US5933113A (en) * 1996-09-05 1999-08-03 Raytheon Company Simultaneous multibeam and frequency active photonic array radar apparatus
US6320539B1 (en) * 2000-06-09 2001-11-20 The United States Of America As Represented By The Secretary Of The Navy Fiber-optic, wideband array antenna beamformer
US20050036735A1 (en) * 2003-08-12 2005-02-17 Litton Systems, Inc. Fiber optic rotary joint and associated alignment method
WO2005119842A1 (en) * 2004-06-03 2005-12-15 Thales Device for forming beams upon reception for an antenna having radiating elements
US20090142017A1 (en) * 2007-11-23 2009-06-04 Thales Very high quality channel for multipathway optical rotary joints

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145570A (en) * 1983-07-30 1985-03-27 Gen Electric Co Plc Apparatus for use in an antenna arrangement
US5371814A (en) * 1993-11-08 1994-12-06 The United States Of America As Represented By The Secretary Of The Navy Passive, multi-channel fiber optic rotary joint assembly
US5933113A (en) * 1996-09-05 1999-08-03 Raytheon Company Simultaneous multibeam and frequency active photonic array radar apparatus
US6320539B1 (en) * 2000-06-09 2001-11-20 The United States Of America As Represented By The Secretary Of The Navy Fiber-optic, wideband array antenna beamformer
US20050036735A1 (en) * 2003-08-12 2005-02-17 Litton Systems, Inc. Fiber optic rotary joint and associated alignment method
WO2005119842A1 (en) * 2004-06-03 2005-12-15 Thales Device for forming beams upon reception for an antenna having radiating elements
US20090142017A1 (en) * 2007-11-23 2009-06-04 Thales Very high quality channel for multipathway optical rotary joints

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
IEEE Transactions on Microwave Theory and Techniques, Vol. 46, No.1, January 1998, D T K Tong et al, "Multiwavelength Optically Controlled Phased-Array Antennas", pages 108 to 115. *
Microwave Symposium Digest. 2000, IEEE MTT-S International, vol. 2, pp. 1257-1260, Bibey MB et al, "Optical distribution of local oscillators for a rotating antenna" *

Also Published As

Publication number Publication date
GB201222608D0 (en) 2013-01-30
GB2508902A (en) 2014-06-18

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