CN109687072B - 滤波器 - Google Patents
滤波器 Download PDFInfo
- Publication number
- CN109687072B CN109687072B CN201910027304.XA CN201910027304A CN109687072B CN 109687072 B CN109687072 B CN 109687072B CN 201910027304 A CN201910027304 A CN 201910027304A CN 109687072 B CN109687072 B CN 109687072B
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- filter
- resonant cavities
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- ceramic body
- end edge
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- 239000000919 ceramic Substances 0.000 claims abstract description 28
- 230000008878 coupling Effects 0.000 claims abstract description 20
- 238000010168 coupling process Methods 0.000 claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005764 inhibitory process Effects 0.000 abstract 2
- 238000002955 isolation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000010356 wave oscillation Effects 0.000 description 1
Images
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
- H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies
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- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
Claims (8)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910027304.XA CN109687072B (zh) | 2019-01-11 | 2019-01-11 | 滤波器 |
PCT/CN2019/071863 WO2020143070A1 (zh) | 2019-01-11 | 2019-01-16 | 滤波器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910027304.XA CN109687072B (zh) | 2019-01-11 | 2019-01-11 | 滤波器 |
Publications (2)
Publication Number | Publication Date |
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CN109687072A CN109687072A (zh) | 2019-04-26 |
CN109687072B true CN109687072B (zh) | 2020-04-21 |
Family
ID=66192248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910027304.XA Active CN109687072B (zh) | 2019-01-11 | 2019-01-11 | 滤波器 |
Country Status (2)
Country | Link |
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CN (1) | CN109687072B (zh) |
WO (1) | WO2020143070A1 (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109546270B (zh) * | 2019-01-11 | 2020-07-28 | 华为技术有限公司 | 一种滤波器 |
CN110048200B (zh) * | 2019-05-14 | 2024-03-26 | 京信通信技术(广州)有限公司 | 介质波导滤波器及其容性耦合结构 |
CN110098456A (zh) * | 2019-05-24 | 2019-08-06 | 武汉凡谷电子技术股份有限公司 | 一种容性耦合装置及含有该容性耦合装置的滤波器 |
CN110148819B (zh) * | 2019-06-20 | 2024-03-26 | 京信通信技术(广州)有限公司 | 介质波导滤波器的容性耦合结构及介质波导滤波器 |
CN110400996B (zh) * | 2019-07-03 | 2025-03-04 | 广东通宇通讯股份有限公司 | 一种陶瓷介质填充波导滤波器 |
CN110380164B (zh) * | 2019-07-11 | 2024-05-17 | 摩比科技(深圳)有限公司 | 陶瓷介质波导滤波器 |
CN110265754A (zh) * | 2019-07-16 | 2019-09-20 | 深圳市国人射频通信有限公司 | 一种介质波导滤波器 |
CN110444842A (zh) * | 2019-08-16 | 2019-11-12 | 苏州艾福电子通讯有限公司 | 微波滤波器 |
CN110380165B (zh) * | 2019-08-16 | 2024-09-03 | 苏州艾福电子通讯股份有限公司 | 介质滤波器 |
CN110676542B (zh) * | 2019-09-05 | 2021-06-25 | 京信通信技术(广州)有限公司 | 端口耦合结构、滤波器及射频组件 |
CN110729535A (zh) * | 2019-10-21 | 2020-01-24 | 摩比科技(深圳)有限公司 | 一种介质波导滤波器的容性耦合结构及介质波导滤波器 |
CN110729534B (zh) * | 2019-10-21 | 2024-10-18 | 摩比科技(深圳)有限公司 | 一种介质波导滤波器 |
CN112928406A (zh) * | 2019-12-06 | 2021-06-08 | 薛冰 | 一种具备新型负耦合结构的介质滤波器 |
KR102344664B1 (ko) * | 2019-12-11 | 2021-12-30 | 주식회사 에이스테크놀로지 | 세라믹 웨이브가이드 필터 및 이의 제조 방법 |
CN111446525B (zh) * | 2020-02-19 | 2022-03-11 | 深圳市大富科技股份有限公司 | 一种介质谐振器、介质滤波器、收发信机及基站 |
CN212033197U (zh) * | 2020-02-26 | 2020-11-27 | 江苏灿勤科技股份有限公司 | 一种具有负耦合结构的滤波器 |
CN111403858A (zh) * | 2020-03-18 | 2020-07-10 | 无锡惠虹电子有限公司 | 一种陶瓷波导带通滤波器零点实现结构 |
CN111355008A (zh) | 2020-04-16 | 2020-06-30 | 昆山立讯射频科技有限公司 | 介质波导滤波器 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6201456B1 (en) * | 1997-10-28 | 2001-03-13 | Murata Manufacturing Co., Ltd. | Dielectric filter, dielectric duplexer, and communication device, with non-electrode coupling parts |
WO2014194477A1 (zh) * | 2013-06-04 | 2014-12-11 | 华为技术有限公司 | 介质谐振器、应用其的介质滤波器、收发信机及基站 |
WO2018133989A1 (en) * | 2017-01-18 | 2018-07-26 | Nokia Solutions And Networks Oy | Drill tuning of aperture coupling |
WO2018148905A1 (zh) * | 2017-02-16 | 2018-08-23 | 华为技术有限公司 | 介质滤波器、收发设备及基站 |
CN207834540U (zh) * | 2017-09-30 | 2018-09-07 | 厦门松元电子有限公司 | 一种结构型多阶谐振带通滤波器 |
CN108598635A (zh) * | 2013-05-31 | 2018-09-28 | 华为技术有限公司 | 介质滤波器,收发信机及基站 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5512866A (en) * | 1994-04-29 | 1996-04-30 | Motorola, Inc. | Ceramic duplex filter |
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 |
CN101908666A (zh) * | 2010-07-27 | 2010-12-08 | 苏州艾福电子通讯有限公司 | 一种改善二次谐波的介质滤波器 |
US10312563B2 (en) * | 2016-11-08 | 2019-06-04 | LGS Innovations LLC | Ceramic filter with differential conductivity |
CN107706488B (zh) * | 2017-09-30 | 2020-12-11 | 厦门松元电子有限公司 | 一种结构型多阶谐振带通滤波器 |
-
2019
- 2019-01-11 CN CN201910027304.XA patent/CN109687072B/zh active Active
- 2019-01-16 WO PCT/CN2019/071863 patent/WO2020143070A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6201456B1 (en) * | 1997-10-28 | 2001-03-13 | Murata Manufacturing Co., Ltd. | Dielectric filter, dielectric duplexer, and communication device, with non-electrode coupling parts |
CN108598635A (zh) * | 2013-05-31 | 2018-09-28 | 华为技术有限公司 | 介质滤波器,收发信机及基站 |
WO2014194477A1 (zh) * | 2013-06-04 | 2014-12-11 | 华为技术有限公司 | 介质谐振器、应用其的介质滤波器、收发信机及基站 |
WO2018133989A1 (en) * | 2017-01-18 | 2018-07-26 | Nokia Solutions And Networks Oy | Drill tuning of aperture coupling |
WO2018148905A1 (zh) * | 2017-02-16 | 2018-08-23 | 华为技术有限公司 | 介质滤波器、收发设备及基站 |
CN207834540U (zh) * | 2017-09-30 | 2018-09-07 | 厦门松元电子有限公司 | 一种结构型多阶谐振带通滤波器 |
Also Published As
Publication number | Publication date |
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CN109687072A (zh) | 2019-04-26 |
WO2020143070A1 (zh) | 2020-07-16 |
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Address after: Building 14, environmental protection industrial park, No. 369, Lushan Road, high tech Zone, Suzhou City, Jiangsu Province Applicant after: SUZHOU RF TOP ELECTRONIC COMMUNICATIONS CO., LTD. Applicant after: Chen Rongda Address before: 215129 14 Environmental Protection Industrial Park No. 369 Lushan Road, Suzhou High-tech Zone, Jiangsu Province Applicant before: Suzhou RF Top Electronic Communication Co., Ltd. Applicant before: Chen Rongda |
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Address after: No. 65, Chengji Road, Hushuguan Town, high tech Zone, Suzhou City, Jiangsu Province Co-patentee after: Chen Rongda Patentee after: SUZHOU RF TOP ELECTRONIC COMMUNICATIONS Co.,Ltd. Address before: 215129 14 Environmental Protection Industrial Park No. 369 Lushan Road, Suzhou High-tech Zone, Jiangsu Province Co-patentee before: Chen Rongda Patentee before: SUZHOU RF TOP ELECTRONIC COMMUNICATIONS Co.,Ltd. |
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Effective date of registration: 20200628 Address after: No. 65, Chengji Road, Hushuguan Town, high tech Zone, Suzhou City, Jiangsu Province Patentee after: SUZHOU RF TOP ELECTRONIC COMMUNICATIONS Co.,Ltd. Address before: 215000 No.65, Chengji Road, Hushuguan Town, high tech Zone, Suzhou City, Jiangsu Province Co-patentee before: Chen Rongda Patentee before: SUZHOU RF TOP ELECTRONIC COMMUNICATIONS Co.,Ltd. |
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