FI990462A0 - Resonatorfilter - Google Patents
ResonatorfilterInfo
- Publication number
- FI990462A0 FI990462A0 FI990462A FI990462A FI990462A0 FI 990462 A0 FI990462 A0 FI 990462A0 FI 990462 A FI990462 A FI 990462A FI 990462 A FI990462 A FI 990462A FI 990462 A0 FI990462 A0 FI 990462A0
- Authority
- FI
- Finland
- Prior art keywords
- resonator filter
- resonator
- filter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI990462A FI113578B (sv) | 1999-03-03 | 1999-03-03 | Resonatorfilter |
US09/517,925 US6366184B1 (en) | 1999-03-03 | 2000-03-03 | Resonator filter |
EP00660041A EP1033774A1 (en) | 1999-03-03 | 2000-03-03 | Resonator filter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI990462 | 1999-03-03 | ||
FI990462A FI113578B (sv) | 1999-03-03 | 1999-03-03 | Resonatorfilter |
Publications (3)
Publication Number | Publication Date |
---|---|
FI990462A0 true FI990462A0 (sv) | 1999-03-03 |
FI990462A FI990462A (sv) | 2000-09-04 |
FI113578B FI113578B (sv) | 2004-05-14 |
Family
ID=8554046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI990462A FI113578B (sv) | 1999-03-03 | 1999-03-03 | Resonatorfilter |
Country Status (3)
Country | Link |
---|---|
US (1) | US6366184B1 (sv) |
EP (1) | EP1033774A1 (sv) |
FI (1) | FI113578B (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3743374B2 (ja) * | 2002-02-04 | 2006-02-08 | 株式会社村田製作所 | フィルタモジュールの製造方法 |
WO2004105173A1 (en) * | 2003-05-21 | 2004-12-02 | Kmw Inc. | Radio frequency filter |
US7777593B2 (en) * | 2006-12-27 | 2010-08-17 | Kathrein-Werke Kg | High frequency filter with blocking circuit coupling |
EP2099091B1 (en) * | 2008-03-04 | 2017-11-22 | HMD global Oy | Variable radio frequency band filter |
EP2270926B1 (en) | 2009-05-26 | 2012-04-18 | Alcatel Lucent | An active antenna element |
WO2012025946A1 (en) * | 2010-08-25 | 2012-03-01 | Commscope Italy S.R.L. | Tunable bandpass filter |
US20120249266A1 (en) * | 2011-03-31 | 2012-10-04 | Ace Technologies Corporation | Rf filter for adjusting coupling amount or transmission zero |
KR20140134260A (ko) * | 2011-09-06 | 2014-11-21 | 파워웨이브 테크놀로지스 에스에이알엘 | 듀플렉서용 개방형 회로 공통 접합 피드 |
DE102012022433A1 (de) | 2012-11-15 | 2014-05-15 | Kathrein-Austria Gmbh | Hochfrequenzfilter |
US10263342B2 (en) | 2013-10-15 | 2019-04-16 | Northrop Grumman Systems Corporation | Reflectarray antenna system |
US10320075B2 (en) | 2015-08-27 | 2019-06-11 | Northrop Grumman Systems Corporation | Monolithic phased-array antenna system |
KR101848259B1 (ko) * | 2016-09-09 | 2018-04-16 | 주식회사 이너트론 | 공진기 및 이를 포함하는 필터 |
CN206236769U (zh) * | 2016-10-25 | 2017-06-09 | 华为技术有限公司 | 一种合路器及天线装置 |
US10944164B2 (en) | 2019-03-13 | 2021-03-09 | Northrop Grumman Systems Corporation | Reflectarray antenna for transmission and reception at multiple frequency bands |
US10892549B1 (en) | 2020-02-28 | 2021-01-12 | Northrop Grumman Systems Corporation | Phased-array antenna system |
CN111403868A (zh) * | 2020-04-17 | 2020-07-10 | 安徽安努奇科技有限公司 | 滤波结构和滤波器件 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2161419A (en) | 1935-09-02 | 1939-06-06 | Philips Nv | Method of manufacturing condenser electrodes |
US3064347A (en) | 1957-10-22 | 1962-11-20 | Harvey Machine Co Inc | Method of and apparatus for making impact extrusions |
US3571768A (en) | 1969-09-25 | 1971-03-23 | Motorola Inc | Microwave resonator coupling having two coupling apertures spaced a half wavelength apart |
US3668757A (en) | 1970-07-07 | 1972-06-13 | Gen Impact Extrusions Mfg Ltd | Method of forming a heat exchanger |
US4034319A (en) | 1976-05-10 | 1977-07-05 | Trw Inc. | Coupled bar microwave bandpass filter |
US4112398A (en) | 1976-08-05 | 1978-09-05 | Hughes Aircraft Company | Temperature compensated microwave filter |
JPS5924167Y2 (ja) | 1978-12-28 | 1984-07-18 | アルプス電気株式会社 | マイクロ波用フイルタ |
JPS55100701A (en) | 1979-01-26 | 1980-07-31 | Matsushita Electric Ind Co Ltd | Coaxial resonator |
US4278957A (en) | 1979-07-16 | 1981-07-14 | Motorola, Inc. | UHF Filter assembly |
GB2067848B (en) | 1980-01-18 | 1984-04-18 | Emi Ltd | Cavity filters |
JPS6218965Y2 (sv) | 1980-01-24 | 1987-05-15 | ||
US4307357A (en) | 1980-03-04 | 1981-12-22 | Tektronix, Inc. | Foreshortened coaxial resonators |
US4342969A (en) | 1980-10-06 | 1982-08-03 | General Electric Company | Means for matching impedances between a helical resonator and a circuit connected thereto |
JPS59223002A (ja) | 1983-06-01 | 1984-12-14 | Mitsubishi Electric Corp | コムライン形ろ波器 |
NL8302439A (nl) | 1983-07-08 | 1985-02-01 | Philips Nv | Werkwijze voor het vervaardigen van een golfgeleiderfilter, alsmede een golfgeleiderfilter vervaardigd volgens die werkwijze. |
US4757288A (en) | 1987-02-25 | 1988-07-12 | Rockwell International Corporation | Ceramic TEM bandstop filters |
CA1298619C (en) * | 1987-07-15 | 1992-04-07 | Tomozo Ohta | Microwave converter |
FR2638024A1 (fr) | 1988-10-14 | 1990-04-20 | Thomson Csf | Procede de fabrication d'un circuit hyperfrequence resonnant et circuit ainsi obtenu |
JP2846482B2 (ja) * | 1991-01-28 | 1999-01-13 | 三菱電機株式会社 | フィルタ・アンテナ装置 |
US5153542A (en) * | 1991-06-05 | 1992-10-06 | Motorola Inc. | Multidielectric microstrip filter |
GB9114970D0 (en) | 1991-07-11 | 1991-08-28 | Filtronics Components | Microwave filter |
JPH06132706A (ja) * | 1992-09-07 | 1994-05-13 | Murata Mfg Co Ltd | 誘電体共振部品 |
US5329687A (en) | 1992-10-30 | 1994-07-19 | Teledyne Industries, Inc. | Method of forming a filter with integrally formed resonators |
US5502715A (en) | 1995-03-16 | 1996-03-26 | Penny; James R. | Integrated diplexer-amplifier for near antenna installation |
US5843871A (en) * | 1995-11-13 | 1998-12-01 | Illinois Superconductor Corporation | Electromagnetic filter having a transmission line disposed in a cover of the filter housing |
US5990763A (en) | 1996-08-05 | 1999-11-23 | Adc Solitra Oy | Filter having part of a resonator and integral shell extruded from one basic block |
FI106584B (sv) * | 1997-02-07 | 2001-02-28 | Filtronic Lk Oy | Högfrekvensfilter |
US5949309A (en) * | 1997-03-17 | 1999-09-07 | Communication Microwave Corporation | Dielectric resonator filter configured to filter radio frequency signals in a transmit system |
-
1999
- 1999-03-03 FI FI990462A patent/FI113578B/sv not_active IP Right Cessation
-
2000
- 2000-03-03 US US09/517,925 patent/US6366184B1/en not_active Expired - Lifetime
- 2000-03-03 EP EP00660041A patent/EP1033774A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1033774A1 (en) | 2000-09-06 |
FI113578B (sv) | 2004-05-14 |
FI990462A (sv) | 2000-09-04 |
US6366184B1 (en) | 2002-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: FILTRONIC COMTEK OY Free format text: FILTRONIC COMTEK OY |
|
MA | Patent expired |