FI974517A - Suodatin ja säätöelin - Google Patents
Suodatin ja säätöelin Download PDFInfo
- Publication number
- FI974517A FI974517A FI974517A FI974517A FI974517A FI 974517 A FI974517 A FI 974517A FI 974517 A FI974517 A FI 974517A FI 974517 A FI974517 A FI 974517A FI 974517 A FI974517 A FI 974517A
- Authority
- FI
- Finland
- Prior art keywords
- filters
- controls
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI974517A FI106658B (fi) | 1997-12-15 | 1997-12-15 | Suodatin ja säätöelin |
US09/211,260 US6198363B1 (en) | 1997-12-15 | 1998-12-14 | Filter and tuning element |
DE69823629T DE69823629T2 (de) | 1997-12-15 | 1998-12-15 | Filter |
EP98660142A EP0924790B1 (en) | 1997-12-15 | 1998-12-15 | Filter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI974517 | 1997-12-15 | ||
FI974517A FI106658B (fi) | 1997-12-15 | 1997-12-15 | Suodatin ja säätöelin |
Publications (3)
Publication Number | Publication Date |
---|---|
FI974517A0 FI974517A0 (fi) | 1997-12-15 |
FI974517A true FI974517A (fi) | 1999-06-16 |
FI106658B FI106658B (fi) | 2001-03-15 |
Family
ID=8550129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI974517A FI106658B (fi) | 1997-12-15 | 1997-12-15 | Suodatin ja säätöelin |
Country Status (4)
Country | Link |
---|---|
US (1) | US6198363B1 (fi) |
EP (1) | EP0924790B1 (fi) |
DE (1) | DE69823629T2 (fi) |
FI (1) | FI106658B (fi) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI973842A (fi) * | 1997-09-30 | 1999-03-31 | Fertron Oy | Koaksiaaliresonaattori |
SE514247C2 (sv) * | 1999-06-04 | 2001-01-29 | Allgon Ab | Temperaturkompenserad stavresonator |
FI115333B (fi) | 1999-12-01 | 2005-04-15 | Remec Oy | Resonaattorirakenteen sisäjohtimen kiinnitysjärjestely ja menetelmä resonaattorirakenteen sisäjohtimen kiinnittämiseen |
FI114252B (fi) | 1999-12-01 | 2004-09-15 | Remec Oy | Menetelmä resonaattorin sisäjohtimen valmistamiseksi ja resonaattorin sisäjohdin |
US7096565B2 (en) * | 2003-06-19 | 2006-08-29 | Powerwave Technologies, Inc. | Flanged inner conductor coaxial resonators |
US8269582B2 (en) * | 2009-10-30 | 2012-09-18 | Alcatel Lucent | Tuning element assembly and method for RF components |
CN103117429A (zh) * | 2011-11-17 | 2013-05-22 | 成都赛纳赛德科技有限公司 | 一种小型化梳形滤波器 |
CN103117437A (zh) * | 2011-11-17 | 2013-05-22 | 成都赛纳赛德科技有限公司 | 一种小型化滤波器 |
WO2013129817A1 (ko) * | 2012-02-27 | 2013-09-06 | 주식회사 케이엠더블유 | 캐비티 구조를 가진 무선 주파수 필터 |
KR101869757B1 (ko) | 2012-02-27 | 2018-06-21 | 주식회사 케이엠더블유 | 캐비티 구조를 가진 무선 주파수 필터 |
CN103311616A (zh) * | 2012-03-15 | 2013-09-18 | 成都赛纳赛德科技有限公司 | 一种小型化交指滤波器 |
US9595746B2 (en) * | 2012-09-26 | 2017-03-14 | Nokia Solutions And Networks Oy | Semi-coaxial resonator comprised of columnar shaped resonant elements with square shaped plates, where vertical screw holes are disposed in the square shaped plates |
CN105409054B (zh) * | 2013-06-25 | 2018-05-15 | 英特尔公司 | 用于空腔滤波装置的谐振器结构 |
CN107251314B (zh) * | 2014-12-30 | 2019-12-20 | 深圳市大富科技股份有限公司 | 腔体滤波器及具有该腔体滤波器的射频拉远设备、信号收发装置和塔顶放大器 |
US10050323B2 (en) | 2015-11-13 | 2018-08-14 | Commscope Italy S.R.L. | Filter assemblies, tuning elements and method of tuning a filter |
WO2019097559A1 (en) * | 2017-11-16 | 2019-05-23 | Rf Microtech S.R.L. | Tunable band-pass filter |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3020500A (en) | 1960-05-20 | 1962-02-06 | Polarad Electronics Corp | Coaxial cavity tracking means and method |
DE1766243A1 (de) | 1968-04-24 | 1971-07-08 | Blaupunkt Werke Gmbh | Abstimmeinrichtung mit Topfkreis und Kapazitaetsdiode |
DE1918356A1 (de) | 1969-04-11 | 1970-10-15 | Licentia Gmbh | Mikrowellen-Kammfilter |
CH532864A (de) | 1971-07-05 | 1973-01-15 | Hirschmann Electric | Anordnung mit koaxialen Topfkreisen, deren gegenseitige Kopplung einstellbar ist |
JPS55100701A (en) * | 1979-01-26 | 1980-07-31 | Matsushita Electric Ind Co Ltd | Coaxial resonator |
US4423398A (en) * | 1981-09-28 | 1983-12-27 | Decibel Products, Inc. | Internal bi-metallic temperature compensating device for tuned cavities |
FI95087C (fi) * | 1994-01-18 | 1995-12-11 | Lk Products Oy | Dielektrisen resonaattorin taajuuden säätö |
US5666093A (en) * | 1995-08-11 | 1997-09-09 | D'ostilio; James Phillip | Mechanically tunable ceramic bandpass filter having moveable tabs |
FI973842A (fi) * | 1997-09-30 | 1999-03-31 | Fertron Oy | Koaksiaaliresonaattori |
-
1997
- 1997-12-15 FI FI974517A patent/FI106658B/fi not_active IP Right Cessation
-
1998
- 1998-12-14 US US09/211,260 patent/US6198363B1/en not_active Expired - Lifetime
- 1998-12-15 EP EP98660142A patent/EP0924790B1/en not_active Expired - Lifetime
- 1998-12-15 DE DE69823629T patent/DE69823629T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI106658B (fi) | 2001-03-15 |
DE69823629T2 (de) | 2005-03-10 |
EP0924790B1 (en) | 2004-05-06 |
DE69823629D1 (de) | 2004-06-09 |
FI974517A0 (fi) | 1997-12-15 |
EP0924790A1 (en) | 1999-06-23 |
US6198363B1 (en) | 2001-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: INTEL CORPORATION |
|
MA | Patent expired |