DE3376717D1 - Band-pass filter with dielectric resonators presenting negative coupling between resonators - Google Patents

Band-pass filter with dielectric resonators presenting negative coupling between resonators

Info

Publication number
DE3376717D1
DE3376717D1 DE8383401602T DE3376717T DE3376717D1 DE 3376717 D1 DE3376717 D1 DE 3376717D1 DE 8383401602 T DE8383401602 T DE 8383401602T DE 3376717 T DE3376717 T DE 3376717T DE 3376717 D1 DE3376717 D1 DE 3376717D1
Authority
DE
Germany
Prior art keywords
resonators
waveguide
negative coupling
band
pass filter
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
DE8383401602T
Other languages
English (en)
Inventor
Jean-Luc Etienne
Charif Nasrallah
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.)
Alcatel Thomson Faisceaux Hertziens SA
Original Assignee
Alcatel Thomson Faisceaux Hertziens SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9276770&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3376717(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alcatel Thomson Faisceaux Hertziens SA filed Critical Alcatel Thomson Faisceaux Hertziens SA
Application granted granted Critical
Publication of DE3376717D1 publication Critical patent/DE3376717D1/de
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
    • H01P1/219—Evanescent mode filters

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
DE8383401602T 1982-08-10 1983-08-02 Band-pass filter with dielectric resonators presenting negative coupling between resonators Expired DE3376717D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8213927A FR2531815B1 (fr) 1982-08-10 1982-08-10 Filtre passe-bande a resonateurs dielectriques, presentant un couplage negatif entre resonateurs

Publications (1)

Publication Number Publication Date
DE3376717D1 true DE3376717D1 (en) 1988-06-23

Family

ID=9276770

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383401602T Expired DE3376717D1 (en) 1982-08-10 1983-08-02 Band-pass filter with dielectric resonators presenting negative coupling between resonators

Country Status (4)

Country Link
EP (1) EP0101369B1 (de)
AT (1) ATE34488T1 (de)
DE (1) DE3376717D1 (de)
FR (1) FR2531815B1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3530676A1 (de) * 1985-08-28 1987-03-12 Licentia Gmbh Mehrkreisiges filter zur frequenzselektion insbesondere fuer den millimeterwellenbereich und verfahren zur filterherstellung
US5153541A (en) * 1991-05-20 1992-10-06 At&T Bell Laboratories Folded interdigital notch filter
US5410284A (en) * 1992-12-09 1995-04-25 Allen Telecom Group, Inc. Folded multiple bandpass filter with various couplings
US5841330A (en) * 1995-03-23 1998-11-24 Bartley Machines & Manufacturing Series coupled filters where the first filter is a dielectric resonator filter with cross-coupling
GB9506866D0 (en) * 1995-04-03 1995-05-24 Cameron Richard J Dispersion compensation technique and apparatus for microwave filters
US5777534A (en) * 1996-11-27 1998-07-07 L-3 Communications Narda Microwave West Inductor ring for providing tuning and coupling in a microwave dielectric resonator filter
US5781085A (en) * 1996-11-27 1998-07-14 L-3 Communications Narda Microwave West Polarity reversal network
DE19916605C1 (de) * 1999-04-13 2001-01-18 Spinner Gmbh Elektrotech Mehrkreisiges Bandfilter aus Topfkreisen
US6836198B2 (en) 2001-12-21 2004-12-28 Radio Frequency Systems, Inc. Adjustable capacitive coupling structure
GB2555407B (en) * 2016-10-25 2021-12-15 Isotek Microwave Ltd A tuneable microwave filter and tuneable microwave multiplexer
CN111370818A (zh) * 2020-03-06 2020-07-03 广东国华新材料科技股份有限公司 一种容性耦合结构和介质滤波器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE474970A (de) * 1945-06-14
US2749523A (en) * 1951-12-01 1956-06-05 Itt Band pass filters
US4121181A (en) * 1976-06-14 1978-10-17 Murata Manufacturing Co., Ltd. Electrical branching filter
FR2509537A1 (fr) * 1981-02-27 1983-01-14 Thomson Csf Filtre passe-bande a resonateurs dielectriques

Also Published As

Publication number Publication date
EP0101369A1 (de) 1984-02-22
FR2531815A1 (fr) 1984-02-17
FR2531815B1 (fr) 1985-08-02
EP0101369B1 (de) 1988-05-18
ATE34488T1 (de) 1988-06-15

Similar Documents

Publication Publication Date Title
FR2539565B1 (de)
DE3376717D1 (en) Band-pass filter with dielectric resonators presenting negative coupling between resonators
DK394583A (da) Keramisk baandpasfilter
GB2030786B (en) Odd order elliptic function narrow bandpass microwave filter
DE3272721D1 (en) Band-pass filter with open-ended linear resonators
JPS56146304A (en) Coaxial resonator
ES293270U (es) Filtro para microondas.
DE3278846D1 (en) Semi-coaxial cavity resonator filter
FR2404316A1 (fr) Filtre en guide d'ondes a resonateurs dielectriques
NZ185985A (en) Notch filter resonant cavity plus variable lumped components
CA2198963A1 (en) Dielectric integrated nonradiative dielectric waveguide superconducting bandpass
SE8301884L (sv) Cigarrettfilter
DK0445587T3 (da) Modulær hulrumsresonator, modulær dielektrisk kærvresonator samt modulært dielektrisk kærvfilter
ZA825351B (en) Tunable helical resonator
DE3264176D1 (en) Band-pass filter with dielectric resonators
JPS5643801A (en) Band-pass filter
TW326596B (en) Reduced length tuned filter
JPS5787601A (en) Band-pass filter
JPS5739601A (en) High frequency filter
JPS5738001A (en) Band-pass filter for high frequency
GB1465962A (en) Passive microwave filters
JPS6441302A (en) Notch filter
ES347013A1 (es) Mejoras en o relativas a filtros guiaondas.
Natarajan Some design and optimization techniques for extending the operating frequency range of active-RC filters
JPS57155802A (en) Band pass filter

Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation