ATE280441T1 - Mikrowellen-keramikfilter mit verbesserter flankensteilheit - Google Patents

Mikrowellen-keramikfilter mit verbesserter flankensteilheit

Info

Publication number
ATE280441T1
ATE280441T1 AT99910137T AT99910137T ATE280441T1 AT E280441 T1 ATE280441 T1 AT E280441T1 AT 99910137 T AT99910137 T AT 99910137T AT 99910137 T AT99910137 T AT 99910137T AT E280441 T1 ATE280441 T1 AT E280441T1
Authority
AT
Austria
Prior art keywords
ceramic filter
improved side
resonators
microwave ceramic
ceramic
Prior art date
Application number
AT99910137T
Other languages
English (en)
Inventor
Christian Block
Bernhard Reichel
Original Assignee
Epcos Ag
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 Epcos Ag filed Critical Epcos Ag
Application granted granted Critical
Publication of ATE280441T1 publication Critical patent/ATE280441T1/de

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Filtering Materials (AREA)
  • Inorganic Insulating Materials (AREA)
AT99910137T 1998-03-18 1999-02-12 Mikrowellen-keramikfilter mit verbesserter flankensteilheit ATE280441T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19811861 1998-03-18
PCT/DE1999/000405 WO1999048166A1 (de) 1998-03-18 1999-02-12 Mikrowellen-keramikfilter mit verbesserter flankensteilheit

Publications (1)

Publication Number Publication Date
ATE280441T1 true ATE280441T1 (de) 2004-11-15

Family

ID=7861391

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99910137T ATE280441T1 (de) 1998-03-18 1999-02-12 Mikrowellen-keramikfilter mit verbesserter flankensteilheit

Country Status (5)

Country Link
US (1) US6552633B1 (de)
EP (1) EP1074058B1 (de)
AT (1) ATE280441T1 (de)
DE (2) DE59910901D1 (de)
WO (1) WO1999048166A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3528738B2 (ja) * 1999-04-02 2004-05-24 株式会社村田製作所 誘電体フィルタ、誘電体デュプレクサ、および通信機

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03121705U (de) * 1990-03-27 1991-12-12
US5327108A (en) * 1991-03-12 1994-07-05 Motorola, Inc. Surface mountable interdigital block filter having zero(s) in transfer function
WO1993024968A1 (en) * 1992-05-26 1993-12-09 Motorola, Inc. Multi-passband, dielectric filter construction
JPH09312506A (ja) * 1996-05-23 1997-12-02 Ngk Spark Plug Co Ltd 誘電体フィルタ
JPH10145110A (ja) * 1996-11-05 1998-05-29 Murata Mfg Co Ltd 複合誘電体フィルタ
JP3577921B2 (ja) * 1997-01-13 2004-10-20 株式会社村田製作所 誘電体フィルタ及び誘電体デュプレクサ
US5808526A (en) * 1997-03-05 1998-09-15 Tx Rx Systems Inc. Comb-line filter

Also Published As

Publication number Publication date
DE29903966U1 (de) 1999-06-17
EP1074058A1 (de) 2001-02-07
DE59910901D1 (de) 2004-11-25
EP1074058B1 (de) 2004-10-20
US6552633B1 (en) 2003-04-22
WO1999048166A1 (de) 1999-09-23

Similar Documents

Publication Publication Date Title
DE69930689D1 (de) Bandpassfilter mit dielektrischen Resonatoren
DE69033490D1 (de) Keramischer Bandfilter
FI944701A0 (fi) Helix-resonaattoreita käsittävä radiotaajuussuodatin
BR9900192A (pt) Filtro dieletrico de eliminação de faixa de sintonização, duplexer dieletrico e dispositivo de comunicação utilizando o mesmo.
DE69935562D1 (de) Kopplungsstruktur für Hohlraumresonatoren
WO2002078119A1 (fr) Filtre dielectrique et filtre de derivation
GB2376350B (en) Microstrip line resonator element filter high-frequency circuit and electronic device using the same
ATE466388T1 (de) Gefaltetes hohlleiterfilter mit gekoppelten hohlraumresonatoren
EP1033775A3 (de) Dielektrisches Filter, dielektrischer Duplexer und Kommunikationsgerät
ATE280441T1 (de) Mikrowellen-keramikfilter mit verbesserter flankensteilheit
KR960009666A (ko) 평형 2차측을 갖는 대역 스위치가능 복동조 고주파(rf)회로
DE60138607D1 (de) Koaxial-hohlraumresonator, filter und verwendung des resonatorbauteils in einem filter
DE69932888D1 (de) Nichtstrahlender dielektrischer Wellenleiterresonator, nichtstrahlendes dielektrisches Wellenleiterfilter und damit ausgerüstete Duplexer und Sender-Empfänger
SE9601955D0 (sv) Vågledaranordning och förfarande för dess framställning
ES542445A0 (es) "una disposicion receptora para senales de alta frecuencia"
SE9804295D0 (sv) Dielektriskt filter
EP1087457A3 (de) Dielektrisches Filter und dessen Herstellungsverfahren
DE50105848D1 (de) Mehrpoliges kaskadierendes quadruplet-bandpassfilter auf der basis dielektrischer dual-mode-resonatoren
KR960006129A (ko) 유전체 필터
DE69906666D1 (de) Hochfrequenz-RF-Treiberstufe
DE69518968D1 (de) Hochfrequenzverstärkungsschaltung
SE9804353L (sv) Dielektriskt duplexorfilter
KR950002108A (ko) 모놀리식 마이크로웨이브 세라믹 필터
BR0210551A (pt) Tijolo de vidro
ITMI981714A0 (it) Filtri con risonatori non circolari ad alto accoppiamento

Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee