CA2970054C - Transverse electromagnetic mode dielectric filter, radio frequency module, and base station - Google Patents
Transverse electromagnetic mode dielectric filter, radio frequency module, and base station Download PDFInfo
- Publication number
- CA2970054C CA2970054C CA2970054A CA2970054A CA2970054C CA 2970054 C CA2970054 C CA 2970054C CA 2970054 A CA2970054 A CA 2970054A CA 2970054 A CA2970054 A CA 2970054A CA 2970054 C CA2970054 C CA 2970054C
- Authority
- CA
- Canada
- Prior art keywords
- filter
- dielectric body
- resonant
- end rejection
- rejection structure
- 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.)
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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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410743332.9A CN104466315B (zh) | 2014-12-08 | 2014-12-08 | 横电磁模介质滤波器、射频模块及基站 |
CN201410743332.9 | 2014-12-08 | ||
PCT/CN2015/085087 WO2016090925A1 (zh) | 2014-12-08 | 2015-07-24 | 横电磁模介质滤波器、射频模块及基站 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2970054A1 CA2970054A1 (en) | 2016-06-16 |
CA2970054C true CA2970054C (en) | 2019-04-23 |
Family
ID=52911977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2970054A Active CA2970054C (en) | 2014-12-08 | 2015-07-24 | Transverse electromagnetic mode dielectric filter, radio frequency module, and base station |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3217468B1 (zh) |
JP (1) | JP2017537581A (zh) |
CN (1) | CN104466315B (zh) |
CA (1) | CA2970054C (zh) |
WO (1) | WO2016090925A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104466315B (zh) * | 2014-12-08 | 2017-11-24 | 上海华为技术有限公司 | 横电磁模介质滤波器、射频模块及基站 |
WO2018119825A1 (zh) * | 2016-12-29 | 2018-07-05 | 深圳市大富科技股份有限公司 | 一种tem模滤波器及通信设备 |
CN107359394B (zh) * | 2017-08-15 | 2020-09-11 | 罗森伯格技术有限公司 | 可调电磁混合耦合滤波器 |
CN108493538B (zh) * | 2018-04-11 | 2024-04-16 | 广东通宇通讯股份有限公司 | 一种能调节耦合强度的腔体滤波器 |
WO2023159482A1 (en) * | 2022-02-25 | 2023-08-31 | Telefonaktiebolaget Lm Ericsson (Publ) | A communication device |
CN115411476B (zh) * | 2022-08-19 | 2023-09-05 | 北京遥测技术研究所 | 一种小型化全金属结构的微同轴微波滤波器芯片 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4692726A (en) * | 1986-07-25 | 1987-09-08 | Motorola, Inc. | Multiple resonator dielectric filter |
US5537085A (en) * | 1994-04-28 | 1996-07-16 | Motorola, Inc. | Interdigital ceramic filter with transmission zero |
KR970008855A (ko) * | 1996-11-08 | 1997-02-24 | 김덕용 | 유전체 공진기 필터 |
US5850168A (en) * | 1997-04-18 | 1998-12-15 | Motorola Inc. | Ceramic transverse-electromagnetic-mode filter having a waveguide cavity mode frequency shifting void and method of tuning same |
TW409458B (en) * | 1998-11-03 | 2000-10-21 | Samsung Electro Mech | Dielectric filter |
KR100342442B1 (ko) * | 1999-11-03 | 2002-06-28 | 성규제 | 마이크로스트립 패턴 결합의 tem모드 유전체 동축 공진기를 이용한 초고주파 대역통과 여파기 |
JP3883902B2 (ja) * | 2002-04-25 | 2007-02-21 | 三洋電機株式会社 | 誘電体フィルタ |
JP4494931B2 (ja) * | 2004-10-19 | 2010-06-30 | 日本特殊陶業株式会社 | 誘電体磁器組成物及びこれを用いた電子部品 |
JP2007028141A (ja) * | 2005-07-15 | 2007-02-01 | Toko Inc | 誘電体フィルタ |
US7714680B2 (en) * | 2006-05-31 | 2010-05-11 | Cts Corporation | Ceramic monoblock filter with inductive direct-coupling and quadruplet cross-coupling |
US7619496B2 (en) * | 2006-10-27 | 2009-11-17 | Cts Corporation | Monoblock RF resonator/filter having a conductive transmission line connecting regions of conductive material |
CN101340014B (zh) * | 2008-08-01 | 2012-04-04 | 苏州艾福电子通讯有限公司 | 带凹槽的陶瓷电介质滤波器和双工器 |
US9030276B2 (en) * | 2008-12-09 | 2015-05-12 | Cts Corporation | RF monoblock filter with a dielectric core and with a second filter disposed in a side surface of the dielectric core |
CN101626101B (zh) * | 2009-08-11 | 2013-05-22 | 京信通信系统(中国)有限公司 | 腔体介质滤波器及其带外抑制方法 |
JP5569686B2 (ja) * | 2010-07-29 | 2014-08-13 | 宇部興産株式会社 | 誘電体共振部品及びそれを用いた実装構造体 |
CN102760923B (zh) * | 2012-08-02 | 2015-04-29 | 深圳市国人射频通信有限公司 | 介质滤波器 |
CN202855879U (zh) * | 2012-09-18 | 2013-04-03 | 武汉凡谷电子技术股份有限公司 | 滤波器中tem模金属腔与tm模介质腔可调电耦合结构 |
CN203260696U (zh) * | 2012-12-03 | 2013-10-30 | 武汉凡谷电子技术股份有限公司 | Tm模介质滤波器 |
CN103928731A (zh) * | 2014-04-30 | 2014-07-16 | 华为技术有限公司 | Tem模介质滤波器和制造方法 |
CN104466315B (zh) * | 2014-12-08 | 2017-11-24 | 上海华为技术有限公司 | 横电磁模介质滤波器、射频模块及基站 |
-
2014
- 2014-12-08 CN CN201410743332.9A patent/CN104466315B/zh active Active
-
2015
- 2015-07-24 JP JP2017548510A patent/JP2017537581A/ja active Pending
- 2015-07-24 EP EP15867903.5A patent/EP3217468B1/en active Active
- 2015-07-24 WO PCT/CN2015/085087 patent/WO2016090925A1/zh active Application Filing
- 2015-07-24 CA CA2970054A patent/CA2970054C/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2017537581A (ja) | 2017-12-14 |
EP3217468A1 (en) | 2017-09-13 |
EP3217468A4 (en) | 2017-11-29 |
CA2970054A1 (en) | 2016-06-16 |
WO2016090925A1 (zh) | 2016-06-16 |
CN104466315A (zh) | 2015-03-25 |
CN104466315B (zh) | 2017-11-24 |
EP3217468B1 (en) | 2021-01-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20170607 |