EP2800201A4 - High frequency filter - Google Patents

High frequency filter

Info

Publication number
EP2800201A4
EP2800201A4 EP11879066.6A EP11879066A EP2800201A4 EP 2800201 A4 EP2800201 A4 EP 2800201A4 EP 11879066 A EP11879066 A EP 11879066A EP 2800201 A4 EP2800201 A4 EP 2800201A4
Authority
EP
European Patent Office
Prior art keywords
high frequency
frequency filter
filter
frequency
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.)
Granted
Application number
EP11879066.6A
Other languages
German (de)
French (fr)
Other versions
EP2800201A1 (en
EP2800201B1 (en
Inventor
Dantao Cai
Peiyong Cao
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 EP2800201A1 publication Critical patent/EP2800201A1/en
Publication of EP2800201A4 publication Critical patent/EP2800201A4/en
Application granted granted Critical
Publication of EP2800201B1 publication Critical patent/EP2800201B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H01P1/2053—Comb or interdigital filters; Cascaded coaxial cavities the coaxial cavity resonators being disposed parall to each other
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
EP11879066.6A 2011-12-30 2011-12-30 High frequency filter Active EP2800201B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/085003 WO2013097168A1 (en) 2011-12-30 2011-12-30 High frequency filter

Publications (3)

Publication Number Publication Date
EP2800201A1 EP2800201A1 (en) 2014-11-05
EP2800201A4 true EP2800201A4 (en) 2015-04-22
EP2800201B1 EP2800201B1 (en) 2018-11-14

Family

ID=46995178

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11879066.6A Active EP2800201B1 (en) 2011-12-30 2011-12-30 High frequency filter

Country Status (3)

Country Link
EP (1) EP2800201B1 (en)
CN (1) CN102742072B (en)
WO (1) WO2013097168A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111584983A (en) * 2020-06-09 2020-08-25 中国电子科技集团公司第十四研究所 Filtering coupling assembly with multilayer structure

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016104608A1 (en) * 2016-03-14 2017-09-14 Kathrein-Werke Kg Coaxial filter in frame construction
EP3240100A1 (en) * 2016-04-28 2017-11-01 Alcatel Lucent A radio frequency filter comprising a chamber, and a method of filtering
CN110867634B (en) * 2018-08-28 2022-06-24 罗森伯格技术有限公司 Electromagnetic hybrid coupling filter
CN109728388B (en) * 2019-02-12 2023-12-05 华南理工大学 High-selectivity electrically-tunable coaxial filter with constant absolute bandwidth
CN117154409A (en) * 2020-10-27 2023-12-01 华为技术有限公司 Transmission line assembly, antenna assembly and mobile terminal
EP4068501A1 (en) 2021-03-30 2022-10-05 Nokia Solutions and Networks Oy A cavity filter element for a cavity filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0859422A1 (en) * 1997-02-07 1998-08-19 Lk-Products Oy High-frequency filter
US20020145490A1 (en) * 2001-04-04 2002-10-10 Adc Telecommunications, Inc. Filter structure including circuit board
WO2005091426A1 (en) * 2004-03-22 2005-09-29 Filtronic Comtek Oy Arrangement for dividing a filter output signal

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004993A (en) * 1989-09-19 1991-04-02 The United States Of America As Represented By The Secretary Of The Navy Constricted split block waveguide low pass filter with printed circuit filter substrate
JP3379326B2 (en) * 1996-02-20 2003-02-24 三菱電機株式会社 High frequency filter
JP2001044704A (en) * 1999-07-29 2001-02-16 Sony Corp Distributed constant circuit element, its manufacture and printed circuit board
CH696098A5 (en) * 2002-12-11 2006-12-15 Thales Suisse Sa Tunable high-frequency filter assembly as well as methods for their preparation.
TWI301336B (en) * 2003-12-24 2008-09-21 Delta Electronics Inc High frequency filter
US7592882B2 (en) * 2007-02-22 2009-09-22 John Mezzalingua Associates, Inc. Dual bandstop filter with enhanced upper passband response
EP2056394B1 (en) * 2007-10-31 2013-09-04 Alcatel Lucent Cavity resonator
CN101471477A (en) * 2007-12-27 2009-07-01 奥雷通光通讯设备（上海）有限公司 Coupler for passive cavity filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0859422A1 (en) * 1997-02-07 1998-08-19 Lk-Products Oy High-frequency filter
US20020145490A1 (en) * 2001-04-04 2002-10-10 Adc Telecommunications, Inc. Filter structure including circuit board
WO2005091426A1 (en) * 2004-03-22 2005-09-29 Filtronic Comtek Oy Arrangement for dividing a filter output signal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013097168A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111584983A (en) * 2020-06-09 2020-08-25 中国电子科技集团公司第十四研究所 Filtering coupling assembly with multilayer structure

Also Published As

Publication number Publication date
WO2013097168A1 (en) 2013-07-04
CN102742072B (en) 2014-07-30
EP2800201A1 (en) 2014-11-05
EP2800201B1 (en) 2018-11-14
CN102742072A (en) 2012-10-17

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