DE19859207A1 - Dielektrisches Duplexerfilter - Google Patents

Dielektrisches Duplexerfilter

Info

Publication number
DE19859207A1
DE19859207A1 DE1998159207 DE19859207A DE19859207A1 DE 19859207 A1 DE19859207 A1 DE 19859207A1 DE 1998159207 DE1998159207 DE 1998159207 DE 19859207 A DE19859207 A DE 19859207A DE 19859207 A1 DE19859207 A1 DE 19859207A1
Authority
DE
Germany
Prior art keywords
filter
conductive pattern
resonance
dielectric block
conductive
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.)
Ceased
Application number
DE1998159207
Other languages
German (de)
English (en)
Inventor
Chul Ho Kim
Jin Duk Kim
Sang Jun Park
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.)
Samsung Electro Mechanics Co Ltd
Original Assignee
Samsung Electro Mechanics 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 KR1019980027437A external-priority patent/KR100262498B1/ko
Priority claimed from KR1019980033567A external-priority patent/KR100262499B1/ko
Application filed by Samsung Electro Mechanics Co Ltd filed Critical Samsung Electro Mechanics Co Ltd
Publication of DE19859207A1 publication Critical patent/DE19859207A1/de
Ceased 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
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2136—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using comb or interdigital filters; using cascaded coaxial cavities
    • 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)
DE1998159207 1998-07-08 1998-12-21 Dielektrisches Duplexerfilter Ceased DE19859207A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1019980027437A KR100262498B1 (ko) 1998-07-08 1998-07-08 일체형유전체필터
KR1019980033567A KR100262499B1 (ko) 1998-08-19 1998-08-19 일체형듀플렉서유전체필터
US10637298P 1998-10-30 1998-10-30

Publications (1)

Publication Number Publication Date
DE19859207A1 true DE19859207A1 (de) 2000-01-27

Family

ID=27349779

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998159207 Ceased DE19859207A1 (de) 1998-07-08 1998-12-21 Dielektrisches Duplexerfilter

Country Status (8)

Country Link
JP (1) JP2000049507A (pt)
AT (1) AT411119B (pt)
BR (1) BR9900051A (pt)
DE (1) DE19859207A1 (pt)
FR (1) FR2781085A1 (pt)
GB (1) GB2339341B (pt)
SE (1) SE9804353L (pt)
TW (1) TW472444B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001069711A1 (en) * 2000-03-17 2001-09-20 Ube Electronics, Ltd. Dielectric ceramic filter with improved electrical characteristics in high side of filter passband

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9900034D0 (en) * 1999-01-04 1999-02-24 Marconi Electronic Syst Ltd Structure with magnetic properties
US11862835B2 (en) * 2020-08-13 2024-01-02 Cyntec Co., Ltd. Dielectric filter with multilayer resonator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740765A (en) * 1985-09-30 1988-04-26 Murata Manufacturing Co., Ltd. Dielectric filter
US4823098A (en) * 1988-06-14 1989-04-18 Motorola, Inc. Monolithic ceramic filter with bandstop function
JPH0275203A (ja) * 1988-09-09 1990-03-14 Toko Inc 誘電体フィルタとその結合度調整方法
US5230093A (en) * 1991-05-03 1993-07-20 Rich Randall W Transmitter filter with integral directional coupler for cellular telephones
US5488335A (en) * 1992-01-21 1996-01-30 Motorola, Inc. Multi-passband dielectric filter construction having a filter portion including at least a pair of dissimilarly-sized resonators
GB2273393B (en) * 1992-05-26 1996-09-04 Motorola Inc Multi-passband,dielectric filter construction
JPH07336108A (ja) * 1994-06-03 1995-12-22 Murata Mfg Co Ltd 誘電体フィルタ
JPH08228103A (ja) * 1995-02-21 1996-09-03 Murata Mfg Co Ltd 誘電体フィルタ
JPH09107206A (ja) * 1995-08-04 1997-04-22 Ngk Spark Plug Co Ltd 誘電体フィルタ及びその結合容量調整方法
JPH09312506A (ja) * 1996-05-23 1997-12-02 Ngk Spark Plug Co Ltd 誘電体フィルタ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001069711A1 (en) * 2000-03-17 2001-09-20 Ube Electronics, Ltd. Dielectric ceramic filter with improved electrical characteristics in high side of filter passband

Also Published As

Publication number Publication date
FR2781085A1 (fr) 2000-01-14
GB9827959D0 (en) 1999-02-10
SE9804353D0 (sv) 1998-12-16
BR9900051A (pt) 2000-09-05
TW472444B (en) 2002-01-11
JP2000049507A (ja) 2000-02-18
SE9804353L (sv) 2000-01-09
AT411119B (de) 2003-09-25
GB2339341A (en) 2000-01-19
GB2339341B (en) 2003-07-09
ATA209998A (de) 2003-02-15

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8131 Rejection