GB0025919D0 - Antenna - Google Patents

Antenna

Info

Publication number
GB0025919D0
GB0025919D0 GBGB0025919.2A GB0025919A GB0025919D0 GB 0025919 D0 GB0025919 D0 GB 0025919D0 GB 0025919 A GB0025919 A GB 0025919A GB 0025919 D0 GB0025919 D0 GB 0025919D0
Authority
GB
United Kingdom
Prior art keywords
antenna
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.)
Granted
Application number
GBGB0025919.2A
Other versions
GB2368466B (en
GB2368466A (en
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.)
Motorola Solutions Israel Ltd
Original Assignee
Motorola Israel 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 Motorola Israel Ltd filed Critical Motorola Israel Ltd
Priority to GB0025919A priority Critical patent/GB2368466B/en
Publication of GB0025919D0 publication Critical patent/GB0025919D0/en
Publication of GB2368466A publication Critical patent/GB2368466A/en
Application granted granted Critical
Publication of GB2368466B publication Critical patent/GB2368466B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
    • 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
    • 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
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/378—Combination of fed elements with parasitic elements
GB0025919A 2000-10-23 2000-10-23 Antenna Expired - Fee Related GB2368466B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0025919A GB2368466B (en) 2000-10-23 2000-10-23 Antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0025919A GB2368466B (en) 2000-10-23 2000-10-23 Antenna

Publications (3)

Publication Number Publication Date
GB0025919D0 true GB0025919D0 (en) 2000-12-06
GB2368466A GB2368466A (en) 2002-05-01
GB2368466B GB2368466B (en) 2002-11-06

Family

ID=9901804

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0025919A Expired - Fee Related GB2368466B (en) 2000-10-23 2000-10-23 Antenna

Country Status (1)

Country Link
GB (1) GB2368466B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2409109B (en) * 2003-12-13 2006-08-09 Motorola Inc Antenna

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235871A (en) * 1962-06-11 1966-02-15 Chu Helical antenna with transversely extending, top-loading straight antenna in series therewith
US3824600A (en) * 1973-02-05 1974-07-16 Itt Tuning mechanism for a helix/cylinder antenna
US5274393A (en) * 1991-09-23 1993-12-28 Allied-Signal Inc. Adjustable helical antenna for a VHF radio
GB2292257B (en) * 1994-06-22 1999-04-07 Sidney John Branson An antenna
US5990841A (en) * 1997-08-27 1999-11-23 Yaesu Musen Co., Ltd. Wide-band antenna and tuning method

Also Published As

Publication number Publication date
GB2368466B (en) 2002-11-06
GB2368466A (en) 2002-05-01

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Legal Events

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

Effective date: 20161023