GB2418542B - Improvements relating to adjustable antennas - Google Patents

Improvements relating to adjustable antennas

Info

Publication number
GB2418542B
GB2418542B GB0421163A GB0421163A GB2418542B GB 2418542 B GB2418542 B GB 2418542B GB 0421163 A GB0421163 A GB 0421163A GB 0421163 A GB0421163 A GB 0421163A GB 2418542 B GB2418542 B GB 2418542B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
adjustable antennas
antennas
adjustable
relating
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
GB0421163A
Other versions
GB2418542A (en
GB0421163D0 (en
Inventor
Philip Johnston
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.)
Trackwise Designs Ltd
Original Assignee
Trackwise Designs Ltd
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 Trackwise Designs Ltd filed Critical Trackwise Designs Ltd
Priority to GB0421163A priority Critical patent/GB2418542B/en
Publication of GB0421163D0 publication Critical patent/GB0421163D0/en
Publication of GB2418542A publication Critical patent/GB2418542A/en
Application granted granted Critical
Publication of GB2418542B publication Critical patent/GB2418542B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/18—Phase-shifters
    • H01P1/184—Strip line phase-shifters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/18—Phase-shifters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/22—Secondary treatment of printed circuits
    • H05K3/28—Applying non-metallic protective coatings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/12—Using specific substances
    • H05K2203/127—Lubricants, e.g. during drilling of holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB0421163A 2004-09-23 2004-09-23 Improvements relating to adjustable antennas Expired - Fee Related GB2418542B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0421163A GB2418542B (en) 2004-09-23 2004-09-23 Improvements relating to adjustable antennas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0421163A GB2418542B (en) 2004-09-23 2004-09-23 Improvements relating to adjustable antennas

Publications (3)

Publication Number Publication Date
GB0421163D0 GB0421163D0 (en) 2004-10-27
GB2418542A GB2418542A (en) 2006-03-29
GB2418542B true GB2418542B (en) 2006-09-06

Family

ID=33397130

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0421163A Expired - Fee Related GB2418542B (en) 2004-09-23 2004-09-23 Improvements relating to adjustable antennas

Country Status (1)

Country Link
GB (1) GB2418542B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11800641B2 (en) 2019-06-14 2023-10-24 Hutchinson Aeronautique & Industrie Ltée. Composite panel comprising an integrated electrical circuit and manufacturing method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001003233A1 (en) * 1999-05-20 2001-01-11 Andrew Corporation Variable phase shifter
GB2390231A (en) * 2002-06-29 2003-12-31 Alan Dick & Company Ltd A phase shifting device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001003233A1 (en) * 1999-05-20 2001-01-11 Andrew Corporation Variable phase shifter
GB2390231A (en) * 2002-06-29 2003-12-31 Alan Dick & Company Ltd A phase shifting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11800641B2 (en) 2019-06-14 2023-10-24 Hutchinson Aeronautique & Industrie Ltée. Composite panel comprising an integrated electrical circuit and manufacturing method thereof

Also Published As

Publication number Publication date
GB2418542A (en) 2006-03-29
GB0421163D0 (en) 2004-10-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080923