DK0508734T3 - Keramisk filter - Google Patents

Keramisk filter

Info

Publication number
DK0508734T3
DK0508734T3 DK92303092T DK92303092T DK0508734T3 DK 0508734 T3 DK0508734 T3 DK 0508734T3 DK 92303092 T DK92303092 T DK 92303092T DK 92303092 T DK92303092 T DK 92303092T DK 0508734 T3 DK0508734 T3 DK 0508734T3
Authority
DK
Denmark
Prior art keywords
ceramic filter
ceramic
filter
Prior art date
Application number
DK92303092T
Other languages
English (en)
Inventor
Aimo Turunen
Pauli Naeppae
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
Priority claimed from FI911796A external-priority patent/FI86673C/fi
Application filed by Lk Products Oy filed Critical Lk Products Oy
Application granted granted Critical
Publication of DK0508734T3 publication Critical patent/DK0508734T3/da

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
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2136—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using comb or interdigital filters; using cascaded coaxial cavities
    • 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
DK92303092T 1991-04-12 1992-04-08 Keramisk filter DK0508734T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI911797A FI87853C (fi) 1991-04-12 1991-04-12 Keramiskt spaerrfilter
FI911796A FI86673C (fi) 1991-04-12 1991-04-12 Keramiskt duplexfilter.

Publications (1)

Publication Number Publication Date
DK0508734T3 true DK0508734T3 (da) 1996-01-22

Family

ID=26158937

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92303092T DK0508734T3 (da) 1991-04-12 1992-04-08 Keramisk filter

Country Status (7)

Country Link
EP (1) EP0508734B1 (da)
JP (1) JPH05102705A (da)
AU (1) AU1398292A (da)
CA (1) CA2065207A1 (da)
DE (1) DE69206661T2 (da)
DK (1) DK0508734T3 (da)
FI (1) FI87853C (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3230353B2 (ja) * 1993-11-18 2001-11-19 株式会社村田製作所 アンテナ共用器
US6008707A (en) * 1993-11-18 1999-12-28 Murata Manufacturing Co., Ltd. Antenna duplexer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6152003A (ja) * 1984-08-21 1986-03-14 Murata Mfg Co Ltd 誘電体フイルタ
JPH0713284Y2 (ja) * 1987-09-21 1995-03-29 株式会社村田製作所 一体成形型誘電体フィルタの共振周波数調整構造
JPH01103001A (ja) * 1987-10-15 1989-04-20 Murata Mfg Co Ltd 誘電体フィルタ
US5103197A (en) * 1989-06-09 1992-04-07 Lk-Products Oy Ceramic band-pass filter

Also Published As

Publication number Publication date
EP0508734B1 (en) 1995-12-13
DE69206661T2 (de) 1996-05-30
CA2065207A1 (en) 1992-10-13
EP0508734A1 (en) 1992-10-14
DE69206661D1 (de) 1996-01-25
FI87853B (fi) 1992-11-13
FI87853C (fi) 1993-02-25
JPH05102705A (ja) 1993-04-23
AU1398292A (en) 1992-10-15
FI911797A0 (fi) 1991-04-12

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