DE69714444D1 - Keramikfilter mit koplanarer abschirmung - Google Patents

Keramikfilter mit koplanarer abschirmung

Info

Publication number
DE69714444D1
DE69714444D1 DE69714444T DE69714444T DE69714444D1 DE 69714444 D1 DE69714444 D1 DE 69714444D1 DE 69714444 T DE69714444 T DE 69714444T DE 69714444 T DE69714444 T DE 69714444T DE 69714444 D1 DE69714444 D1 DE 69714444D1
Authority
DE
Germany
Prior art keywords
ceramic filter
coplanar
shielding
coplanar shielding
ceramic
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.)
Expired - Lifetime
Application number
DE69714444T
Other languages
English (en)
Other versions
DE69714444T2 (de
Inventor
R Vangala
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.)
CTS Corp
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 DE69714444D1 publication Critical patent/DE69714444D1/de
Publication of DE69714444T2 publication Critical patent/DE69714444T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01P1/201—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)
DE69714444T 1996-07-09 1997-05-05 Keramikfilter mit koplanarer abschirmung Expired - Lifetime DE69714444T2 (de)

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 (2)

Publication Number Publication Date
DE69714444D1 true DE69714444D1 (de) 2002-09-05
DE69714444T2 DE69714444T2 (de) 2003-04-24

Family

ID=24717559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714444T Expired - Lifetime DE69714444T2 (de) 1996-07-09 1997-05-05 Keramikfilter mit koplanarer abschirmung

Country Status (7)

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

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
CN100550510C (zh) 2005-06-23 2009-10-14 宇部兴产株式会社 用于基站通信装备的电介质滤波器
KR100772620B1 (ko) * 2006-01-10 2007-11-02 주식회사 앱솔테크 무선 통신용 일체형 유전체 필터에서 전자계 방사 억제를위한 금속 케이스
EP2084776A1 (de) * 2006-10-27 2009-08-05 CTS Corporation Monoblock-hf-resonator/-filter
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
DK0910875T3 (da) 2002-11-18
KR100323013B1 (ko) 2002-02-09
WO1998001918A1 (en) 1998-01-15
EP0910875A4 (de) 1999-08-18
KR20000023660A (ko) 2000-04-25
DE69714444T2 (de) 2003-04-24
EP0910875B1 (de) 2002-07-31
US5745018A (en) 1998-04-28
JP2000515336A (ja) 2000-11-14
EP0910875A1 (de) 1999-04-28
JP3935951B2 (ja) 2007-06-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN