CA1023017A - Ceramic filters employing elements with distributed constants - Google Patents

Ceramic filters employing elements with distributed constants

Info

Publication number
CA1023017A
CA1023017A CA212,386A CA212386A CA1023017A CA 1023017 A CA1023017 A CA 1023017A CA 212386 A CA212386 A CA 212386A CA 1023017 A CA1023017 A CA 1023017A
Authority
CA
Canada
Prior art keywords
ceramic filters
distributed constants
filters employing
employing elements
elements
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
CA212,386A
Other languages
English (en)
French (fr)
Other versions
CA212386S (en
Inventor
Hideo Yamaoki
Hiroshi Ikushima
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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
Priority claimed from JP12192473A external-priority patent/JPS5346550B2/ja
Priority claimed from JP12233773A external-priority patent/JPS5346551B2/ja
Priority claimed from JP12316273A external-priority patent/JPS5348061B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1023017A publication Critical patent/CA1023017A/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
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
CA212,386A 1973-10-29 1974-10-28 Ceramic filters employing elements with distributed constants Expired CA1023017A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP12192473A JPS5346550B2 (de) 1973-10-29 1973-10-29
JP12233773A JPS5346551B2 (de) 1973-10-30 1973-10-30
JP12316273A JPS5348061B2 (de) 1973-10-31 1973-10-31

Publications (1)

Publication Number Publication Date
CA1023017A true CA1023017A (en) 1977-12-20

Family

ID=27314345

Family Applications (1)

Application Number Title Priority Date Filing Date
CA212,386A Expired CA1023017A (en) 1973-10-29 1974-10-28 Ceramic filters employing elements with distributed constants

Country Status (7)

Country Link
US (1) US3959749A (de)
AU (1) AU470870B2 (de)
CA (1) CA1023017A (de)
DE (1) DE2442618C2 (de)
FR (1) FR2249488B1 (de)
GB (1) GB1484875A (de)
NL (1) NL7414010A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477829A1 (fr) * 1980-03-07 1981-09-11 Labo Electronique Physique Realisation d'un circuit hyperfrequence en couches serigraphiees
US4479100A (en) * 1982-05-27 1984-10-23 Raytheon Company Impedance matching network comprising selectable capacitance pads and selectable inductance strips or pads
US4488130A (en) * 1983-02-24 1984-12-11 Hughes Aircraft Company Microwave integrated circuit, bandpass filter
US4692724A (en) * 1985-10-21 1987-09-08 E-Systems, Inc. High power tunable filter
JP2646594B2 (ja) * 1987-12-14 1997-08-27 ソニー株式会社 同調発振器
NO176298C (no) * 1989-02-16 1995-03-08 Oki Electric Ind Co Ltd Filter av LC- eller hybridtypen
IT1246748B (it) * 1990-12-28 1994-11-26 For E M Sistema di filtraggio di segnali con bande ad alta e bassa frequenza e relativo dispositivo di implementazione.
JP2621692B2 (ja) * 1991-07-05 1997-06-18 日本電気株式会社 高周波バイアス供給回路
DE19941311C1 (de) * 1999-08-31 2001-06-07 Cryoelectra Ges Fuer Kryoelek Bandfilter
US6504448B1 (en) * 2000-08-08 2003-01-07 Rambus Inc. Apparatus and method for transmission line impedance tuning using periodic capacitive stubs
GB0108655D0 (en) * 2001-04-06 2001-05-30 Koninkl Philips Electronics Nv Microwave circuit
US7053484B2 (en) * 2004-04-12 2006-05-30 Raytheon Company Miniature broadband switched filter bank
TWI398984B (zh) * 2008-05-23 2013-06-11 Murata Manufacturing Co Laminated bandpass filter
JP5725622B2 (ja) * 2012-02-10 2015-05-27 日本電信電話株式会社 レクテナ装置
US9160046B2 (en) 2013-12-19 2015-10-13 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Reduced EMI with quarter wavelength transmission line stubs
FR3029368B1 (fr) * 2014-11-27 2018-04-06 Time Reversal Communications Dispositif de filtrage et ensemble filtrant a structure de bandes electriquement conductrices
US20170245361A1 (en) * 2016-01-06 2017-08-24 Nokomis, Inc. Electronic device and methods to customize electronic device electromagnetic emissions
US11424525B2 (en) * 2020-10-19 2022-08-23 Wi-LAN Research Inc. Duplexers and related devices for 5G/6G and subsequent protocols and for mm-wave and terahertz applications

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2819452A (en) * 1952-05-08 1958-01-07 Itt Microwave filters
US2915716A (en) * 1956-10-10 1959-12-01 Gen Dynamics Corp Microstrip filters
US3345589A (en) * 1962-12-14 1967-10-03 Bell Telephone Labor Inc Transmission line type microwave filter
US3534301A (en) * 1967-06-12 1970-10-13 Bell Telephone Labor Inc Temperature compensated integrated circuit type narrowband stripline filter
US3678433A (en) * 1970-07-24 1972-07-18 Collins Radio Co Rf rejection filter
US3737815A (en) * 1970-11-27 1973-06-05 G Low High-q bandpass resonators utilizing bandstop resonator pairs
US3721919A (en) * 1972-03-13 1973-03-20 Sperry Rand Corp High efficiency mode planar microcircuit high frequency signal generator

Also Published As

Publication number Publication date
FR2249488A1 (de) 1975-05-23
US3959749A (en) 1976-05-25
AU7246674A (en) 1976-02-19
DE2442618C2 (de) 1985-05-02
GB1484875A (en) 1977-09-08
DE2442618A1 (de) 1975-05-07
FR2249488B1 (de) 1978-06-16
NL7414010A (nl) 1975-05-02
AU470870B2 (en) 1976-04-01

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