FR2696045B1 - Structure de filtre dielectrique possedant des resonateurs a section droite trapezouidale. - Google Patents

Structure de filtre dielectrique possedant des resonateurs a section droite trapezouidale.

Info

Publication number
FR2696045B1
FR2696045B1 FR9311221A FR9311221A FR2696045B1 FR 2696045 B1 FR2696045 B1 FR 2696045B1 FR 9311221 A FR9311221 A FR 9311221A FR 9311221 A FR9311221 A FR 9311221A FR 2696045 B1 FR2696045 B1 FR 2696045B1
Authority
FR
France
Prior art keywords
trapezouidal
straight section
filter structure
dielectric filter
resonators
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 - Fee Related
Application number
FR9311221A
Other languages
English (en)
Other versions
FR2696045A1 (fr
Inventor
Agahi-Kesheh Darioush
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 Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of FR2696045A1 publication Critical patent/FR2696045A1/fr
Application granted granted Critical
Publication of FR2696045B1 publication Critical patent/FR2696045B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H01P1/2056—Comb filters or interdigital filters with metallised resonator holes in a dielectric block
FR9311221A 1992-09-21 1993-09-21 Structure de filtre dielectrique possedant des resonateurs a section droite trapezouidale. Expired - Fee Related FR2696045B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/947,606 US5404120A (en) 1992-09-21 1992-09-21 Dielectric filter construction having resonators of trapezoidal cross-sections

Publications (2)

Publication Number Publication Date
FR2696045A1 FR2696045A1 (fr) 1994-03-25
FR2696045B1 true FR2696045B1 (fr) 1995-06-16

Family

ID=25486404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9311221A Expired - Fee Related FR2696045B1 (fr) 1992-09-21 1993-09-21 Structure de filtre dielectrique possedant des resonateurs a section droite trapezouidale.

Country Status (6)

Country Link
US (1) US5404120A (fr)
CA (1) CA2104336C (fr)
FR (1) FR2696045B1 (fr)
GB (1) GB2271471B (fr)
IT (1) IT1266489B1 (fr)
MX (1) MX9305739A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3351095B2 (ja) * 1994-04-04 2002-11-25 株式会社村田製作所 積層セラミック電子部品の製造方法
US5748058A (en) * 1995-02-03 1998-05-05 Teledyne Industries, Inc. Cross coupled bandpass filter
KR100198944B1 (ko) * 1996-11-05 1999-06-15 이계철 이중 결합 선로 특성을 갖는 듀플렉서
JP2000156621A (ja) * 1998-11-19 2000-06-06 Philips Japan Ltd 高周波誘電体装置
KR20010088856A (ko) * 1999-08-06 2001-09-28 추후제출 대용량성 결합을 가진 유전체 세라믹 필터
KR100496161B1 (ko) * 2000-01-19 2005-06-20 한국전자통신연구원 노치패턴을 가진 유전체 필터
US7545240B2 (en) 2005-05-24 2009-06-09 Cts Corporation Filter with multiple shunt zeros
US7656236B2 (en) 2007-05-15 2010-02-02 Teledyne Wireless, Llc Noise canceling technique for frequency synthesizer
US8179045B2 (en) 2008-04-22 2012-05-15 Teledyne Wireless, Llc Slow wave structure having offset projections comprised of a metal-dielectric composite stack
US9202660B2 (en) 2013-03-13 2015-12-01 Teledyne Wireless, Llc Asymmetrical slow wave structures to eliminate backward wave oscillations in wideband traveling wave tubes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2109641B (en) * 1981-10-02 1985-08-14 Murata Manufacturing Co Distributed constant type filter
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter
US4742562A (en) * 1984-09-27 1988-05-03 Motorola, Inc. Single-block dual-passband ceramic filter useable with a transceiver
US4692726A (en) * 1986-07-25 1987-09-08 Motorola, Inc. Multiple resonator dielectric filter
US4879533A (en) * 1988-04-01 1989-11-07 Motorola, Inc. Surface mount filter with integral transmission line connection
US4823098A (en) * 1988-06-14 1989-04-18 Motorola, Inc. Monolithic ceramic filter with bandstop function
US5208566A (en) * 1992-01-21 1993-05-04 Motorola, Inc. Dielectric filter having adjacently-positioned resonators of dissimilar cross-sectional dimensions and notched side surface

Also Published As

Publication number Publication date
ITRM930614A1 (it) 1995-03-10
IT1266489B1 (it) 1996-12-30
ITRM930614A0 (it) 1993-09-10
GB2271471B (en) 1996-07-10
GB2271471A (en) 1994-04-13
US5404120A (en) 1995-04-04
FR2696045A1 (fr) 1994-03-25
CA2104336C (fr) 1996-11-26
CA2104336A1 (fr) 1994-03-22
MX9305739A (es) 1994-03-31
GB9317753D0 (en) 1993-10-13

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Legal Events

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