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
KR970000059B1 (ko) * 1992-05-26 1997-01-04 모토로라 인코포레이티드 다중 통과 대역을 가지는 유전 필터 구조
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
EP1074058B1 (de) 2004-10-20
US6552633B1 (en) 2003-04-22
EP1074058A1 (de) 2001-02-07
DE59910901D1 (de) 2004-11-25
WO1999048166A1 (de) 1999-09-23

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Legal Events

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