FI911795A0 - Avstaembart keramiskt filter och foerfarande foer dess avstaemning. - Google Patents

Avstaembart keramiskt filter och foerfarande foer dess avstaemning.

Info

Publication number
FI911795A0
FI911795A0 FI911795A FI911795A FI911795A0 FI 911795 A0 FI911795 A0 FI 911795A0 FI 911795 A FI911795 A FI 911795A FI 911795 A FI911795 A FI 911795A FI 911795 A0 FI911795 A0 FI 911795A0
Authority
FI
Finland
Prior art keywords
keramiskt
avstaemning
avstaembart
filter
foerfarande foer
Prior art date
Application number
FI911795A
Other languages
English (en)
Other versions
FI87852B (fi
FI87852C (fi
Inventor
Pauli Naeppae
Keijo Salonen
Original Assignee
Lk Products Oy
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 Lk Products Oy filed Critical Lk Products Oy
Priority to FI911795A priority Critical patent/FI87852C/fi
Publication of FI911795A0 publication Critical patent/FI911795A0/fi
Priority to AU13984/92A priority patent/AU1398492A/en
Priority to EP19920303091 priority patent/EP0508733A3/en
Priority to CA 2065714 priority patent/CA2065714A1/en
Priority to JP4090889A priority patent/JPH0661704A/ja
Publication of FI87852B publication Critical patent/FI87852B/fi
Application granted granted Critical
Publication of FI87852C publication Critical patent/FI87852C/fi

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)
FI911795A 1991-04-12 1991-04-12 Avstaembart keramiskt filter och foerfarande foer dess avstaemning FI87852C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI911795A FI87852C (fi) 1991-04-12 1991-04-12 Avstaembart keramiskt filter och foerfarande foer dess avstaemning
AU13984/92A AU1398492A (en) 1991-04-12 1992-04-02 Adjustable ceramic filter and method for tuning it
EP19920303091 EP0508733A3 (en) 1991-04-12 1992-04-08 Adjustable ceramic filter
CA 2065714 CA2065714A1 (en) 1991-04-12 1992-04-09 Adjustable ceramic filter and method for tuning it
JP4090889A JPH0661704A (ja) 1991-04-12 1992-04-10 可変セラミックフィルターおよび同調方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI911795 1991-04-12
FI911795A FI87852C (fi) 1991-04-12 1991-04-12 Avstaembart keramiskt filter och foerfarande foer dess avstaemning

Publications (3)

Publication Number Publication Date
FI911795A0 true FI911795A0 (fi) 1991-04-12
FI87852B FI87852B (fi) 1992-11-13
FI87852C FI87852C (fi) 1993-02-25

Family

ID=8532314

Family Applications (1)

Application Number Title Priority Date Filing Date
FI911795A FI87852C (fi) 1991-04-12 1991-04-12 Avstaembart keramiskt filter och foerfarande foer dess avstaemning

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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.

Also Published As

Publication number Publication date
FI87852B (fi) 1992-11-13
FI87852C (fi) 1993-02-25
JPH0661704A (ja) 1994-03-04
EP0508733A2 (en) 1992-10-14
AU1398492A (en) 1992-10-15
EP0508733A3 (en) 1993-01-13
CA2065714A1 (en) 1992-10-13

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Legal Events

Date Code Title Description
MM Patent lapsed