GB1290448A - - Google Patents

Info

Publication number
GB1290448A
GB1290448A GB1290448DA GB1290448A GB 1290448 A GB1290448 A GB 1290448A GB 1290448D A GB1290448D A GB 1290448DA GB 1290448 A GB1290448 A GB 1290448A
Authority
GB
United Kingdom
Prior art keywords
resonant
section
value
capacitive
length
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
Other languages
English (en)
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 filed Critical
Publication of GB1290448A publication Critical patent/GB1290448A/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
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • 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

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
GB1290448D 1969-02-14 1970-02-16 Expired GB1290448A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1137669 1969-02-14

Publications (1)

Publication Number Publication Date
GB1290448A true GB1290448A (enrdf_load_stackoverflow) 1972-09-27

Family

ID=11776282

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1290448D Expired GB1290448A (enrdf_load_stackoverflow) 1969-02-14 1970-02-16

Country Status (3)

Country Link
US (1) US3657670A (enrdf_load_stackoverflow)
DE (1) DE2006864C3 (enrdf_load_stackoverflow)
GB (1) GB1290448A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2213652A (en) * 1987-12-11 1989-08-16 Gary Raymond Cobb Waveguide filters using expanded joints

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4607242A (en) * 1983-05-02 1986-08-19 Rockwell International Corporation Microwave filter
US4686499A (en) * 1984-09-28 1987-08-11 Cincinnati Microwave, Inc. Police radar warning receiver with cantilevered PC board structure
US4613989A (en) * 1984-09-28 1986-09-23 Cincinnati Microwave, Inc. Police radar warning receiver
US4990870A (en) * 1989-11-06 1991-02-05 The United States Of America As Represented By The Secretary Of The Navy Waveguide bandpass filter having a non-contacting printed circuit filter assembly
JP2607780B2 (ja) * 1991-09-18 1997-05-07 富士通株式会社 導波管形フィルタ装置
US7068129B2 (en) * 2004-06-08 2006-06-27 Rockwell Scientific Licensing, Llc Tunable waveguide filter
US20080068112A1 (en) * 2006-09-14 2008-03-20 Yu David U L Rod-loaded radiofrequency cavities and couplers
US7884333B2 (en) * 2008-09-25 2011-02-08 Jefferson Science Associates, Llc Particle beam and crabbing and deflecting structure
US20130049901A1 (en) 2011-08-23 2013-02-28 Mesaplexx Pty Ltd Multi-mode filter
US9406988B2 (en) 2011-08-23 2016-08-02 Mesaplexx Pty Ltd Multi-mode filter
US20140097913A1 (en) 2012-10-09 2014-04-10 Mesaplexx Pty Ltd Multi-mode filter
GB201303018D0 (en) 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303033D0 (en) 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303030D0 (en) 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
US9614264B2 (en) * 2013-12-19 2017-04-04 Mesaplexxpty Ltd Filter
US9882792B1 (en) 2016-08-03 2018-01-30 Nokia Solutions And Networks Oy Filter component tuning method
US10256518B2 (en) 2017-01-18 2019-04-09 Nokia Solutions And Networks Oy Drill tuning of aperture coupling
US10283828B2 (en) 2017-02-01 2019-05-07 Nokia Solutions And Networks Oy Tuning triple-mode filter from exterior faces
CN108804762B (zh) * 2018-05-04 2022-04-29 中国电子科技集团公司第二十七研究所 微波高功率多次谐波滤波器的设计方法及多次谐波滤波器
CN108808200A (zh) * 2018-08-07 2018-11-13 中国航空工业集团公司雷华电子技术研究所 一种波导功率合成器及功率合成方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2476034A (en) * 1945-07-16 1949-07-12 Bell Telephone Labor Inc Conformal grating resonant cavity
US2629015A (en) * 1949-06-28 1953-02-17 Raytheon Mfg Co Electromagnetic wave filtering device
US3078423A (en) * 1959-09-30 1963-02-19 David J Lewis Apparatus for segregating harmonic power in a waveguide system
US3164792A (en) * 1962-01-31 1965-01-05 Gen Electric Microwave switch utilizing waveguide filter having capacitance diode means for detuning filter
US3451014A (en) * 1964-12-23 1969-06-17 Microwave Dev Lab Inc Waveguide filter having branch means to absorb or attenuate frequencies above pass-band
GB1158777A (en) * 1965-08-11 1969-07-16 Nippon Electric Co Improvements in or relating to Waveguide Device having Susceptance Elements with Temperature Compensation
US3353123A (en) * 1965-09-01 1967-11-14 Gen Electric Microwave filter comprising absorbing structures for removing suprious wave energy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2213652A (en) * 1987-12-11 1989-08-16 Gary Raymond Cobb Waveguide filters using expanded joints

Also Published As

Publication number Publication date
US3657670A (en) 1972-04-18
DE2006864C3 (de) 1975-07-10
DE2006864B2 (de) 1974-11-21
DE2006864A1 (de) 1971-02-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years