GB1299163A - Coaxial filter having harmonic reflective and absorptive means - Google Patents

Coaxial filter having harmonic reflective and absorptive means

Info

Publication number
GB1299163A
GB1299163A GB39122/70A GB3912270A GB1299163A GB 1299163 A GB1299163 A GB 1299163A GB 39122/70 A GB39122/70 A GB 39122/70A GB 3912270 A GB3912270 A GB 3912270A GB 1299163 A GB1299163 A GB 1299163A
Authority
GB
United Kingdom
Prior art keywords
antennas
harmonic
pick
coaxial
outer conductor
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
GB39122/70A
Other languages
English (en)
Inventor
Richard Zoltan Gerlack
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Publication of GB1299163A publication Critical patent/GB1299163A/en
Expired 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
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/202—Coaxial filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB39122/70A 1969-08-13 1970-08-13 Coaxial filter having harmonic reflective and absorptive means Expired GB1299163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84971569A 1969-08-13 1969-08-13

Publications (1)

Publication Number Publication Date
GB1299163A true GB1299163A (en) 1972-12-06

Family

ID=25306348

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39122/70A Expired GB1299163A (en) 1969-08-13 1970-08-13 Coaxial filter having harmonic reflective and absorptive means

Country Status (4)

Country Link
US (1) US3600711A (fr)
DE (1) DE2039714A1 (fr)
FR (1) FR2060097B1 (fr)
GB (1) GB1299163A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5314549A (en) * 1976-07-26 1978-02-09 Nec Corp Spiral traveling wave tube
CH656738A5 (de) * 1982-07-01 1986-07-15 Feller Ag Leitung mit verteiltem tiefpassfilter.
US4475092A (en) * 1982-12-20 1984-10-02 Motorola, Inc. Absorptive resonant cavity filter
JP4728994B2 (ja) * 2007-03-29 2011-07-20 株式会社エヌ・ティ・ティ・ドコモ コプレーナ共振器およびそれを用いたコプレーナフィルタ
FR2918235B1 (fr) * 2007-06-28 2009-10-02 Thomson Licensing Sas Filtre canal, notamment pour un recepteur de television numerique.
JP6080538B2 (ja) * 2012-12-25 2017-02-15 三菱電機株式会社 フィルタ回路
CN108493542B (zh) * 2018-02-13 2019-09-06 摩比天线技术（深圳）有限公司 一种可改善自身高次谐波的同轴线型滤波器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE468045A (fr) * 1942-07-30
US2785381A (en) * 1953-04-23 1957-03-12 Burton P Brown Electromagnetic wave filter
US2853678A (en) * 1953-11-16 1958-09-23 Sperry Rand Corp Millimeter frequency meter
US2869085A (en) * 1954-01-19 1959-01-13 Raytheon Mfg Co Selective absorbers
US2853682A (en) * 1954-12-01 1958-09-23 Rca Corp Waveguide filter
US2961619A (en) * 1957-06-21 1960-11-22 Sperry Rand Corp Microwave filter
FR1249783A (fr) * 1959-03-03 1960-12-30 Int Standard Electric Corp Guide d'ondes
US3078423A (en) * 1959-09-30 1963-02-19 David J Lewis Apparatus for segregating harmonic power in a waveguide system
FR87268E (fr) * 1963-12-06 1966-07-08 Int Standard Electric Corp Guide d'ondes
US3353123A (en) * 1965-09-01 1967-11-14 Gen Electric Microwave filter comprising absorbing structures for removing suprious wave energy
US3437959A (en) * 1966-01-20 1969-04-08 Webb James E Helical coaxial resonator rf filter

Also Published As

Publication number Publication date
US3600711A (en) 1971-08-17
FR2060097A1 (fr) 1971-06-11
FR2060097B1 (fr) 1976-09-03
DE2039714A1 (de) 1971-02-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee