JP2000049507A - デュプレクサ誘電体フィルター - Google Patents

デュプレクサ誘電体フィルター

Info

Publication number
JP2000049507A
JP2000049507A JP10362665A JP36266598A JP2000049507A JP 2000049507 A JP2000049507 A JP 2000049507A JP 10362665 A JP10362665 A JP 10362665A JP 36266598 A JP36266598 A JP 36266598A JP 2000049507 A JP2000049507 A JP 2000049507A
Authority
JP
Japan
Prior art keywords
resonance
duplexer
dielectric block
dielectric
conductive material
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.)
Pending
Application number
JP10362665A
Other languages
English (en)
Japanese (ja)
Inventor
Chul Ho Kim
哲 鎬 金
Jin Duk Kim
鎭 徳 金
Sang Jun Park
相 俊 朴
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 JP2000049507A publication Critical patent/JP2000049507A/ja
Pending 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)
JP10362665A 1998-07-08 1998-12-21 デュプレクサ誘電体フィルター Pending JP2000049507A (ja)

Applications Claiming Priority (6)

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
US1998-33567 1998-10-30
US60/106,372 1998-10-30
US1998-27437 1998-10-30

Publications (1)

Publication Number Publication Date
JP2000049507A true JP2000049507A (ja) 2000-02-18

Family

ID=27349779

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10362665A Pending JP2000049507A (ja) 1998-07-08 1998-12-21 デュプレクサ誘電体フィルター

Country Status (8)

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

Families Citing this family (3)

* 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
US6404306B1 (en) * 2000-03-17 2002-06-11 Ube Electronics, Ltd. Dielectric ceramic filter with improved electrical characteristics in high side of filter passband
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

Also Published As

Publication number Publication date
FR2781085A1 (fr) 2000-01-14
GB9827959D0 (en) 1999-02-10
DE19859207A1 (de) 2000-01-27
SE9804353D0 (sv) 1998-12-16
BR9900051A (pt) 2000-09-05
TW472444B (en) 2002-01-11
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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