Тип публикации: статья из журнала
Год издания: 2013
Идентификатор DOI: 10.1134/S1064226913020022
Ключевые слова: Center frequency, Coaxial resonators, Fourth-order, Pass bands, Quarter-wavelength, Resonator dimension, Stopband, Ultra-wide stopband, Electric impedance measurement, Frequency response, Natural frequencies, Resonators
Аннотация: Characteristics of a new miniaturized coaxial resonator are theoretically investigated. It is shown that the first resonant frequency of the resonator can be significantly lowered relative to the second one and the resonator dimensions can be considerably decreased as compared to those of a traditional dielectric-filled quarter-wavelength coaxial resonator. Based on the investigated resonator, a fourth-order bandpass filter has been designed and fabricated. The filter stopband at a level of no worse than -90 dB extends to the frequency that exceeds the passband center frequency by a factor of 47. Calculated frequency responses are in good agreement with those measured on the fabricated filter prototypes.
Издание
Журнал: JOURNAL OF COMMUNICATIONS TECHNOLOGY AND ELECTRONICS
Выпуск журнала: Vol. 58, Is. 2
Номера страниц: 110-117
ISSN журнала: 10642269
Место издания: NEW YORK
Издатель: MAIK NAUKA/INTERPERIODICA/SPRINGER
Персоны
- Belyaev B.A. (Siberian State Aerospace University)
- Leksikov A.A. (Siberian State Aerospace University)
- Serzhantov A.M. (Siberian Federal University)
- Tyurnev V.V. (Siberian Federal University)
- Bal'Va Y.F. (Siberian State Aerospace University)
- Belyaev B.A. (Russian Acad Sci, Siberian Branch, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia; Siberian Fed Univ, Tomsk 660074, Russia; Siberian State Aerosp Univ, Tomsk 660014, Russia)
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