AU1398492A - Adjustable ceramic filter and method for tuning it - Google Patents
Adjustable ceramic filter and method for tuning itInfo
- Publication number
- AU1398492A AU1398492A AU13984/92A AU1398492A AU1398492A AU 1398492 A AU1398492 A AU 1398492A AU 13984/92 A AU13984/92 A AU 13984/92A AU 1398492 A AU1398492 A AU 1398492A AU 1398492 A AU1398492 A AU 1398492A
- Authority
- AU
- Australia
- Prior art keywords
- tuning
- ceramic filter
- adjustable ceramic
- adjustable
- 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.)
- Abandoned
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
- H01P1/2056—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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI911795A FI87852C (fi) | 1991-04-12 | 1991-04-12 | Avstaembart keramiskt filter och foerfarande foer dess avstaemning |
FI911795 | 1991-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU1398492A true AU1398492A (en) | 1992-10-15 |
Family
ID=8532314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU13984/92A Abandoned AU1398492A (en) | 1991-04-12 | 1992-04-02 | Adjustable ceramic filter and method for tuning it |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0508733A3 (fi) |
JP (1) | JPH0661704A (fi) |
AU (1) | AU1398492A (fi) |
CA (1) | CA2065714A1 (fi) |
FI (1) | FI87852C (fi) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI95087C (fi) * | 1994-01-18 | 1995-12-11 | Lk Products Oy | Dielektrisen resonaattorin taajuuden säätö |
US5420554A (en) * | 1994-03-30 | 1995-05-30 | Motorola, Inc. | Method and apparatus for adjusting a resonant frequency of a transmission line resonator assembly |
JP3147681B2 (ja) * | 1994-11-11 | 2001-03-19 | 株式会社村田製作所 | アンテナ装置 |
US5666093A (en) * | 1995-08-11 | 1997-09-09 | D'ostilio; James Phillip | Mechanically tunable ceramic bandpass filter having moveable tabs |
US5745018A (en) * | 1996-07-09 | 1998-04-28 | Motorola Inc. | Ceramic filter with a coplanar shield |
JP2002299907A (ja) * | 2001-03-29 | 2002-10-11 | Tdk Corp | シールド板及びこれが装着された誘電体フィルタ |
WO2013093976A1 (en) * | 2011-12-22 | 2013-06-27 | Nec Corporation | Tunable resonant elements and filter based on these elements |
KR101869757B1 (ko) | 2012-02-27 | 2018-06-21 | 주식회사 케이엠더블유 | 캐비티 구조를 가진 무선 주파수 필터 |
KR101693214B1 (ko) * | 2014-10-28 | 2017-01-05 | 주식회사 케이엠더블유 | 캐비티 구조를 가진 무선 주파수 필터 |
GB201613108D0 (en) * | 2016-07-29 | 2016-09-14 | Radio Design Ltd | Filter apparatus and method of use thereof |
US10454149B2 (en) | 2016-11-08 | 2019-10-22 | LDS Innovations LLC | Tuning and measurement fixtures for ceramic filters |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1496177A (fr) * | 1966-08-09 | 1967-09-29 | Nippon Electric Co | Filtre d'onde à haute fréquence |
JPS59139701A (ja) * | 1983-01-30 | 1984-08-10 | Nippon Dengiyou Kosaku Kk | コムライン型帯域通過ろ波器 |
GB2165098B (en) * | 1984-09-27 | 1988-05-25 | Motorola Inc | Radio frequency filters |
JPS62168413A (ja) * | 1986-01-20 | 1987-07-24 | Sanyo Electric Co Ltd | チユ−ナの複同調回路 |
JPS63187902A (ja) * | 1987-01-30 | 1988-08-03 | Murata Mfg Co Ltd | 一体成型誘電体共振器の結合調整機構 |
FI78580C (fi) * | 1987-11-23 | 1989-08-10 | Solitra Oy | Mikrobandkrets och foerfarandet att reglera dess egenskaper. |
-
1991
- 1991-04-12 FI FI911795A patent/FI87852C/fi not_active IP Right Cessation
-
1992
- 1992-04-02 AU AU13984/92A patent/AU1398492A/en not_active Abandoned
- 1992-04-08 EP EP19920303091 patent/EP0508733A3/en not_active Withdrawn
- 1992-04-09 CA CA 2065714 patent/CA2065714A1/en not_active Abandoned
- 1992-04-10 JP JP4090889A patent/JPH0661704A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH0661704A (ja) | 1994-03-04 |
CA2065714A1 (en) | 1992-10-13 |
EP0508733A3 (en) | 1993-01-13 |
FI911795A0 (fi) | 1991-04-12 |
FI87852B (fi) | 1992-11-13 |
FI87852C (fi) | 1993-02-25 |
EP0508733A2 (en) | 1992-10-14 |
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