DK0910875T3 - Keramisk filter med en afskærmning i samme plan - Google Patents

Keramisk filter med en afskærmning i samme plan

Info

Publication number
DK0910875T3
DK0910875T3 DK97925454T DK97925454T DK0910875T3 DK 0910875 T3 DK0910875 T3 DK 0910875T3 DK 97925454 T DK97925454 T DK 97925454T DK 97925454 T DK97925454 T DK 97925454T DK 0910875 T3 DK0910875 T3 DK 0910875T3
Authority
DK
Denmark
Prior art keywords
shield
same plane
ceramic filter
ceramic
filter
Prior art date
Application number
DK97925454T
Other languages
English (en)
Inventor
Reddy R Vangala
Original Assignee
Cts Corp
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 Cts Corp filed Critical Cts Corp
Application granted granted Critical
Publication of DK0910875T3 publication Critical patent/DK0910875T3/da

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
    • H01P1/202—Coaxial filters
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/04—Coaxial resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
DK97925454T 1996-07-09 1997-05-05 Keramisk filter med en afskærmning i samme plan DK0910875T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/677,154 US5745018A (en) 1996-07-09 1996-07-09 Ceramic filter with a coplanar shield
PCT/US1997/007559 WO1998001918A1 (en) 1996-07-09 1997-05-05 Ceramic filter with a coplanar shield

Publications (1)

Publication Number Publication Date
DK0910875T3 true DK0910875T3 (da) 2002-11-18

Family

ID=24717559

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97925454T DK0910875T3 (da) 1996-07-09 1997-05-05 Keramisk filter med en afskærmning i samme plan

Country Status (7)

Country Link
US (1) US5745018A (da)
EP (1) EP0910875B1 (da)
JP (1) JP3935951B2 (da)
KR (1) KR100323013B1 (da)
DE (1) DE69714444T2 (da)
DK (1) DK0910875T3 (da)
WO (1) WO1998001918A1 (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19903855B4 (de) * 1999-02-01 2010-04-15 Epcos Ag Antennenweiche
KR100343778B1 (ko) 1999-12-20 2002-07-20 한국전자통신연구원 전자파 차폐용 차폐물을 갖는 고주파 필터
KR20020022498A (ko) * 2000-09-20 2002-03-27 송재인 유전체 듀플렉서
JP2002299907A (ja) * 2001-03-29 2002-10-11 Tdk Corp シールド板及びこれが装着された誘電体フィルタ
US6650202B2 (en) 2001-11-03 2003-11-18 Cts Corporation Ceramic RF filter having improved third harmonic response
US6879222B2 (en) 2002-02-14 2005-04-12 Cts Corporation Reduced length metallized ceramic duplexer
JP3809817B2 (ja) * 2002-12-19 2006-08-16 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装置
US7696845B2 (en) 2005-06-23 2010-04-13 Ube Industries, Ltd. Dielectric filter for base station communication equipment
KR100772620B1 (ko) * 2006-01-10 2007-11-02 주식회사 앱솔테크 무선 통신용 일체형 유전체 필터에서 전자계 방사 억제를위한 금속 케이스
CN201345400Y (zh) * 2006-10-27 2009-11-11 Cts公司 单块rf谐振器/滤波器
CN111342182B (zh) * 2020-03-06 2021-05-14 厦门松元电子有限公司 一种结构型混合异波长谐振陶瓷滤波器
KR102256022B1 (ko) 2020-03-26 2021-05-25 모아컴코리아주식회사 모노블록 유전체 필터

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4742562A (en) * 1984-09-27 1988-05-03 Motorola, Inc. Single-block dual-passband ceramic filter useable with a transceiver
JPS62137901A (ja) * 1985-12-12 1987-06-20 Murata Mfg Co Ltd 誘電体共振器
US5103197A (en) * 1989-06-09 1992-04-07 Lk-Products Oy Ceramic band-pass filter
JPH0461501A (ja) * 1990-06-29 1992-02-27 Kyocera Corp 表面実装型誘電体フィルタ
FI87852C (fi) * 1991-04-12 1993-02-25 Lk Products Oy Avstaembart keramiskt filter och foerfarande foer dess avstaemning
US5218329A (en) * 1992-03-25 1993-06-08 Motorola, Inc. Low profile ceramic filter with self aligning shield
US5278527A (en) * 1992-07-17 1994-01-11 Motorola, Inc. Dielectric filter and shield therefor

Also Published As

Publication number Publication date
DE69714444T2 (de) 2003-04-24
WO1998001918A1 (en) 1998-01-15
KR100323013B1 (ko) 2002-02-09
EP0910875A4 (en) 1999-08-18
JP3935951B2 (ja) 2007-06-27
EP0910875B1 (en) 2002-07-31
US5745018A (en) 1998-04-28
EP0910875A1 (en) 1999-04-28
DE69714444D1 (de) 2002-09-05
KR20000023660A (ko) 2000-04-25
JP2000515336A (ja) 2000-11-14

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