GB1500075A - Helical antenna with temperature characteristics - Google Patents

Helical antenna with temperature characteristics

Info

Publication number
GB1500075A
GB1500075A GB12011/75A GB1201175A GB1500075A GB 1500075 A GB1500075 A GB 1500075A GB 12011/75 A GB12011/75 A GB 12011/75A GB 1201175 A GB1201175 A GB 1201175A GB 1500075 A GB1500075 A GB 1500075A
Authority
GB
United Kingdom
Prior art keywords
helix
tubing
antenna
coilform
porous
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
Application number
GB12011/75A
Other languages
English (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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1500075A publication Critical patent/GB1500075A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/40—Radiating elements coated with or embedded in protective material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
    • 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

Landscapes

  • Details Of Aerials (AREA)
GB12011/75A 1974-03-22 1975-03-21 Helical antenna with temperature characteristics Expired GB1500075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US453917A US3902178A (en) 1974-03-22 1974-03-22 Helical antenna with improved temperature characteristics

Publications (1)

Publication Number Publication Date
GB1500075A true GB1500075A (en) 1978-02-08

Family

ID=23802573

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12011/75A Expired GB1500075A (en) 1974-03-22 1975-03-21 Helical antenna with temperature characteristics

Country Status (3)

Country Link
US (1) US3902178A (enExample)
FR (1) FR2265189B3 (enExample)
GB (1) GB1500075A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4494122A (en) * 1982-12-22 1985-01-15 Motorola, Inc. Antenna apparatus capable of resonating at two different frequencies
FI89646C (fi) * 1991-03-25 1993-10-25 Nokia Mobile Phones Ltd Antennstav och foerfarande foer dess framstaellning
US6078298A (en) * 1998-10-26 2000-06-20 Terk Technologies Corporation Di-pole wide bandwidth antenna
US6219902B1 (en) 1998-12-21 2001-04-24 T & M Antennas Method for manufacturing a protectively coated helically wound antenna
KR100676249B1 (ko) * 2001-05-23 2007-01-30 삼성전자주식회사 기판 절단용 냉매, 이를 이용한 기판 절단 방법 및 이를수행하기 위한 장치
US7161538B2 (en) * 2004-05-24 2007-01-09 Amphenol-T&M Antennas Multiple band antenna and antenna assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US793718A (en) * 1905-03-30 1905-07-04 Reginald A Fessenden Wireless telegraphy.
US2676257A (en) * 1950-06-03 1954-04-20 Hughes Tool Co Microwave antenna array
US3369198A (en) * 1965-10-21 1968-02-13 Army Usa Water cooled waveguide load
US3818488A (en) * 1973-01-18 1974-06-18 Itt Shipboard yardarm half-wave antenna

Also Published As

Publication number Publication date
US3902178A (en) 1975-08-26
FR2265189B3 (enExample) 1977-11-25
FR2265189A1 (enExample) 1975-10-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee