Presentation 2002/1/11
26 GHz TM_<11δ> Rectangular-Mode Dielectric Resonator Filter
Akira ENOKIHARA, Hideki NANBA, Toshiaki NAKAMURA, Toshio ISHIZAKI,
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Abstract(in English) Abstract A novel structure of a 26GHz bandpass filter using TM_<11δ> rectangular-mode dielectric cavity resonators is introduced. The resonator shows a high quality factor (Q) value of 2600,which is roughly comparable to that of waveguide type one, in spite of its small structure. The filter has input/output ports of microstrip lines for surface mounting. A three-stage Tchebyscheff bandpass filter with 0.4 % relative bandwidth was fabricated and the passband insertion loss was measured to be 1.7 dB. A duplexer of a simple structure, consisting of two TM_<11δ> mode filters and a microstrip T-junction, is also presented. These filter and duplexer have a configuration compact and easy to manufacture as well as the high-Q performance.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Millimeter-wave / Dielectric resonator / TM_<11δ> mode / Filter / Duplexer
Paper # 2001-ED-223,2001-MW-178,2001-ICD-220
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Committee ED
Conference Date 2002/1/11(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) 26 GHz TM_<11δ> Rectangular-Mode Dielectric Resonator Filter
Sub Title (in English)
Keyword(1) Millimeter-wave
Keyword(2) Dielectric resonator
Keyword(3) TM_<11δ> mode
Keyword(4) Filter
Keyword(5) Duplexer
1st Author's Name Akira ENOKIHARA
1st Author's Affiliation Advanced Technology Research Laboratories, Matsushita Electric Industrial Co., Ltd.()
2nd Author's Name Hideki NANBA
2nd Author's Affiliation Engineering Department, Matsushita Nitto Electric Co., Ltd.
3rd Author's Name Toshiaki NAKAMURA
3rd Author's Affiliation Engineering Department, Matsushita Nitto Electric Co., Ltd.
4th Author's Name Toshio ISHIZAKI
4th Author's Affiliation Device Development Center, Matsushita Electric Industrial Co., Ltd.
Date 2002/1/11
Paper # 2001-ED-223,2001-MW-178,2001-ICD-220
Volume (vol) vol.101
Number (no) 551
Page pp.pp.-
#Pages 7
Date of Issue