EP4254651A4 - Dielectric filter, transceiver, and base station - Google Patents

Dielectric filter, transceiver, and base station Download PDF

Info

Publication number
EP4254651A4
EP4254651A4 EP20965411.0A EP20965411A EP4254651A4 EP 4254651 A4 EP4254651 A4 EP 4254651A4 EP 20965411 A EP20965411 A EP 20965411A EP 4254651 A4 EP4254651 A4 EP 4254651A4
Authority
EP
European Patent Office
Prior art keywords
transceiver
base station
dielectric filter
dielectric
filter
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
EP20965411.0A
Other languages
German (de)
French (fr)
Other versions
EP4254651A1 (en
Inventor
Qingkuo ZHENG
Peng Wen WONG
Xi YU
Xiaofeng Zhang
Jie Peng
Dan LIANG
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP4254651A1 publication Critical patent/EP4254651A1/en
Publication of EP4254651A4 publication Critical patent/EP4254651A4/en
Pending 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
    • H01P1/203—Strip line filters
    • H01P1/20309—Strip line filters with dielectric resonator
    • 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
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric 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
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20354—Non-comb or non-interdigital filters
    • H01P1/20363—Linear 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
    • H01P1/201—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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
EP20965411.0A 2020-12-15 2020-12-15 Dielectric filter, transceiver, and base station Pending EP4254651A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/136616 WO2022126393A1 (en) 2020-12-15 2020-12-15 Dielectric filter, transceiver, and base station

Publications (2)

Publication Number Publication Date
EP4254651A1 EP4254651A1 (en) 2023-10-04
EP4254651A4 true EP4254651A4 (en) 2024-02-14

Family

ID=82059879

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20965411.0A Pending EP4254651A4 (en) 2020-12-15 2020-12-15 Dielectric filter, transceiver, and base station

Country Status (5)

Country Link
EP (1) EP4254651A4 (en)
JP (1) JP2024501799A (en)
KR (1) KR20230119198A (en)
CN (1) CN116547862A (en)
WO (1) WO2022126393A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7952452B2 (en) * 2005-05-24 2011-05-31 Cts Corporation Filter with multiple in-line shunt zeros
US20120286901A1 (en) * 2011-05-09 2012-11-15 Reddy Vangala Dielectric waveguide filter with direct coupling and alternative cross-coupling
US20180301781A1 (en) * 2015-12-24 2018-10-18 Huawei Technologies Co., Ltd. Filter and wireless network device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6762660B2 (en) * 2002-05-29 2004-07-13 Raytheon Company Compact edge coupled filter
CN1797842A (en) * 2004-12-21 2006-07-05 华为技术有限公司 Band-pass filter with transmission zero
CN102800909B (en) * 2012-07-31 2015-05-27 深圳光启创新技术有限公司 Multimode filter
CN204927461U (en) * 2015-09-16 2015-12-30 华南理工大学 LTCC duplexer
CN111313131A (en) * 2020-03-24 2020-06-19 广东通宇通讯股份有限公司 Dielectric waveguide filter
CN212062649U (en) * 2020-03-27 2020-12-01 合肥云之微电子有限公司 TEM mode dielectric microwave resonator and filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7952452B2 (en) * 2005-05-24 2011-05-31 Cts Corporation Filter with multiple in-line shunt zeros
US20120286901A1 (en) * 2011-05-09 2012-11-15 Reddy Vangala Dielectric waveguide filter with direct coupling and alternative cross-coupling
US20180301781A1 (en) * 2015-12-24 2018-10-18 Huawei Technologies Co., Ltd. Filter and wireless network device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022126393A1 *

Also Published As

Publication number Publication date
CN116547862A (en) 2023-08-04
JP2024501799A (en) 2024-01-16
KR20230119198A (en) 2023-08-16
EP4254651A1 (en) 2023-10-04
WO2022126393A1 (en) 2022-06-23

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