EP3985790A4 - Dielectric single cavity and dielectric waveguide filter - Google Patents

Dielectric single cavity and dielectric waveguide filter Download PDF

Info

Publication number
EP3985790A4
EP3985790A4 EP20833385.6A EP20833385A EP3985790A4 EP 3985790 A4 EP3985790 A4 EP 3985790A4 EP 20833385 A EP20833385 A EP 20833385A EP 3985790 A4 EP3985790 A4 EP 3985790A4
Authority
EP
European Patent Office
Prior art keywords
dielectric
waveguide filter
single cavity
dielectric waveguide
dielectric single
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
EP20833385.6A
Other languages
German (de)
French (fr)
Other versions
EP3985790A1 (en
Inventor
Hong Zhou
Wei BU
Hongwei GONG
Feng Yang
Wanli YU
Ling Ding
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.)
ZTE Corp
Original Assignee
ZTE 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 ZTE Corp filed Critical ZTE Corp
Publication of EP3985790A1 publication Critical patent/EP3985790A1/en
Publication of EP3985790A4 publication Critical patent/EP3985790A4/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/2002—Dielectric waveguide 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
    • 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
EP20833385.6A 2019-06-28 2020-05-09 Dielectric single cavity and dielectric waveguide filter Pending EP3985790A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910578718.1A CN112151924B (en) 2019-06-28 2019-06-28 Dielectric single-cavity dielectric waveguide filter
PCT/CN2020/089479 WO2020259097A1 (en) 2019-06-28 2020-05-09 Dielectric single cavity and dielectric waveguide filter

Publications (2)

Publication Number Publication Date
EP3985790A1 EP3985790A1 (en) 2022-04-20
EP3985790A4 true EP3985790A4 (en) 2022-08-03

Family

ID=73891249

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20833385.6A Pending EP3985790A4 (en) 2019-06-28 2020-05-09 Dielectric single cavity and dielectric waveguide filter

Country Status (3)

Country Link
EP (1) EP3985790A4 (en)
CN (1) CN112151924B (en)
WO (1) WO2020259097A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114792874B (en) * 2021-01-25 2024-04-02 南京以太通信技术有限公司 Method for manufacturing dielectric filter and method for manufacturing electrode thereof
WO2023092518A1 (en) * 2021-11-27 2023-06-01 华为技术有限公司 Dielectric filter and communication device
CN114464971A (en) * 2022-02-28 2022-05-10 华为技术有限公司 Dielectric filter and electronic device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07221521A (en) * 1994-02-08 1995-08-18 Murata Mfg Co Ltd Dielectric resonator and dielectric filter using the dielectric resonator
US5731751A (en) * 1996-02-28 1998-03-24 Motorola Inc. Ceramic waveguide filter with stacked resonators having capacitive metallized receptacles
US20150207193A1 (en) * 2011-12-03 2015-07-23 Hugo Enrique Cuadras RF Filter Assembly with Mounting Pins
US20160164162A1 (en) * 2014-12-03 2016-06-09 Innertron, Inc. Filter package

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01112801A (en) * 1987-10-26 1989-05-01 Kokusai Electric Co Ltd Dielectric band-pass filter
JPH07254804A (en) * 1994-03-15 1995-10-03 Murata Mfg Co Ltd Dielectric resonator and its mount structure
US9466864B2 (en) * 2014-04-10 2016-10-11 Cts Corporation RF duplexer filter module with waveguide filter assembly
CN107331930A (en) * 2017-02-07 2017-11-07 四川省韬光通信有限公司 The input and output coupled structure of dielectric waveguide filter and the method for controlling stiffness of coupling
CN109167129B (en) * 2018-08-22 2019-12-10 京信通信系统（中国）有限公司 Resonator, port coupling device of dielectric waveguide filter and adjusting method thereof
CN109149024B (en) * 2018-08-22 2020-03-24 京信通信技术(广州)有限公司 Dielectric waveguide filter and port strength debugging method thereof
CN109560355A (en) * 2018-12-28 2019-04-02 重庆思睿创瓷电科技有限公司 Dielectric, dielectric waveguide filter, radio-frequency module and base station for 5G communication
CN109755698A (en) * 2019-01-30 2019-05-14 苏州市协诚五金制品有限公司 A kind of structure for the Ceramic Dielectric Filter being installed on pcb board
CN208753480U (en) * 2019-02-01 2019-04-16 苏州捷频电子科技有限公司 Waveguide filter
CN109818117A (en) * 2019-03-29 2019-05-28 重庆思睿创瓷电科技有限公司 For reducing the strip lines configuration of power consumption, low-pass filter, communication device and system
CN110459840B (en) * 2019-06-06 2022-02-11 深圳市大富科技股份有限公司 Communication device, dielectric filter, and dielectric block
CN210074113U (en) * 2019-07-19 2020-02-14 苏州捷频电子科技有限公司 Dielectric filter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07221521A (en) * 1994-02-08 1995-08-18 Murata Mfg Co Ltd Dielectric resonator and dielectric filter using the dielectric resonator
US5731751A (en) * 1996-02-28 1998-03-24 Motorola Inc. Ceramic waveguide filter with stacked resonators having capacitive metallized receptacles
US20150207193A1 (en) * 2011-12-03 2015-07-23 Hugo Enrique Cuadras RF Filter Assembly with Mounting Pins
US20160164162A1 (en) * 2014-12-03 2016-06-09 Innertron, Inc. Filter package

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020259097A1 *

Also Published As

Publication number Publication date
CN112151924A (en) 2020-12-29
WO2020259097A1 (en) 2020-12-30
EP3985790A1 (en) 2022-04-20
CN112151924B (en) 2023-07-14

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