GB2109641B - Distributed constant type filter - Google Patents

Distributed constant type filter

Info

Publication number
GB2109641B
GB2109641B GB08228112A GB8228112A GB2109641B GB 2109641 B GB2109641 B GB 2109641B GB 08228112 A GB08228112 A GB 08228112A GB 8228112 A GB8228112 A GB 8228112A GB 2109641 B GB2109641 B GB 2109641B
Authority
GB
United Kingdom
Prior art keywords
type filter
distributed constant
constant type
distributed
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.)
Expired
Application number
GB08228112A
Other versions
GB2109641A (en
Inventor
Toshio Nishikawa
Sadahiro Tamura
Hiroshi Tamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 JP14752981U external-priority patent/JPS5851498U/en
Priority claimed from JP14753081U external-priority patent/JPS5854102U/en
Priority claimed from JP14753181U external-priority patent/JPS5854103U/en
Priority claimed from JP21159681A external-priority patent/JPS58114602A/en
Priority claimed from JP21159781A external-priority patent/JPS58114603A/en
Priority claimed from JP21159581A external-priority patent/JPS58114601A/en
Priority claimed from JP4425882A external-priority patent/JPS58161402A/en
Priority claimed from JP4425782A external-priority patent/JPS58161401A/en
Priority claimed from JP7738382A external-priority patent/JPS58194405A/en
Priority claimed from JP7642282U external-priority patent/JPS58178708U/en
Priority claimed from JP7642182U external-priority patent/JPS58178707U/en
Priority claimed from JP8867282A external-priority patent/JPS58204601A/en
Priority claimed from JP9887782A external-priority patent/JPS589402A/en
Priority claimed from JP9404082U external-priority patent/JPS58195478U/en
Priority claimed from JP10294782U external-priority patent/JPS599603U/en
Priority claimed from JP15443482A external-priority patent/JPS5943603A/en
Priority claimed from JP15443582A external-priority patent/JPS5943604A/en
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of GB2109641A publication Critical patent/GB2109641A/en
Application granted granted Critical
Publication of GB2109641B publication Critical patent/GB2109641B/en
Expired legal-status Critical Current

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
GB08228112A 1981-10-02 1982-10-01 Distributed constant type filter Expired GB2109641B (en)

Applications Claiming Priority (17)

Application Number Priority Date Filing Date Title
JP14753081U JPS5854102U (en) 1981-10-02 1981-10-02 bond structure
JP14753181U JPS5854103U (en) 1981-10-02 1981-10-02 composite filter
JP14752981U JPS5851498U (en) 1981-10-02 1981-10-02 Case structure
JP21159581A JPS58114601A (en) 1981-12-28 1981-12-28 Distribution constant type filter
JP21159781A JPS58114603A (en) 1981-12-28 1981-12-28 Distribution constant type filter
JP21159681A JPS58114602A (en) 1981-12-28 1981-12-28 Distribution constant type filter
JP4425882A JPS58161402A (en) 1982-03-18 1982-03-18 Distributed constant filter
JP4425782A JPS58161401A (en) 1982-03-18 1982-03-18 Distributed constant filter
JP7738382A JPS58194405A (en) 1982-05-08 1982-05-08 Composite filter
JP8867282A JPS58204601A (en) 1982-05-24 1982-05-24 Method for adjusting band width of distributed constant filter
JP7642182U JPS58178707U (en) 1982-05-24 1982-05-24 dielectric coaxial resonator
JP7642282U JPS58178708U (en) 1982-05-24 1982-05-24 Fixed structure of dielectric coaxial resonator
JP9887782A JPS589402A (en) 1982-06-08 1982-06-08 Distributed constant type filter
JP9404082U JPS58195478U (en) 1982-06-22 1982-06-22 Case temporary fixing structure
JP10294782U JPS599603U (en) 1982-07-06 1982-07-06 bond structure
JP15443482A JPS5943603A (en) 1982-09-03 1982-09-03 Distributed constant type filter
JP15443582A JPS5943604A (en) 1982-09-03 1982-09-03 Distributed constant type filter

Publications (2)

Publication Number Publication Date
GB2109641A GB2109641A (en) 1983-06-02
GB2109641B true GB2109641B (en) 1985-08-14

Family

ID=27585928

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08228112A Expired GB2109641B (en) 1981-10-02 1982-10-01 Distributed constant type filter

Country Status (2)

Country Link
DE (1) DE3236664A1 (en)
GB (1) GB2109641B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431977A (en) * 1982-02-16 1984-02-14 Motorola, Inc. Ceramic bandpass filter
AU558140B2 (en) * 1982-10-01 1987-01-22 Murata Manufacturing Co. Ltd. Tm mode dielectric resonator
JPS6152003A (en) * 1984-08-21 1986-03-14 Murata Mfg Co Ltd Dielectric filter
GB2165098B (en) * 1984-09-27 1988-05-25 Motorola Inc Radio frequency filters
DE3732850A1 (en) * 1987-09-29 1989-04-06 Siemens Ag Arrangement for coupling unshortened coaxial resonators for ceramic microwave filters
JPH01175301A (en) * 1987-12-28 1989-07-11 Tdk Corp Dielectric filter
DE3906286A1 (en) * 1989-02-28 1990-08-30 Siemens Ag Ceramic microwave filter having aperture-coupled ceramic resonators with steepened resonance curve
JP2829352B2 (en) * 1989-08-31 1998-11-25 日本特殊陶業株式会社 Bandwidth adjustment method of three-conductor structure filter
GB2236432B (en) * 1989-09-30 1994-06-29 Kyocera Corp Dielectric filter
CA2037262A1 (en) * 1990-03-02 1991-09-03 Hiroyuki Sogo Dielectric resonator and a filter using same
US5173672A (en) * 1991-07-22 1992-12-22 Motorola, Inc. Dielectric block filter with included shielded transmission line inductors
US5278527A (en) * 1992-07-17 1994-01-11 Motorola, Inc. Dielectric filter and shield therefor
US5404120A (en) * 1992-09-21 1995-04-04 Motorola, Inc. Dielectric filter construction having resonators of trapezoidal cross-sections
FI102433B (en) * 1996-03-22 1998-11-30 Filtronic Lk Oy Radio frequency filter and method for adjusting the frequency function of the filter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1159522B (en) * 1961-12-14 1963-12-19 Siemens Ag Tunable amplifier stage for very short electromagnetic waves
JPS51130141A (en) * 1975-05-07 1976-11-12 Murata Mfg Co Ltd Filter
JPS5717201A (en) * 1980-07-07 1982-01-28 Fujitsu Ltd Dielectric substance filter

Also Published As

Publication number Publication date
DE3236664C2 (en) 1988-01-14
GB2109641A (en) 1983-06-02
DE3236664A1 (en) 1983-05-11

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20020930