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1.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Leksikov An. A., Bal'va Y. F., Grushevskii E. O., Khodenkov S. A.
Заглавие : A highly selective stripline lowpass filter with more than 100-dB wide stopband attenuation
Коллективы : Ministry of Education and Science of the Russian FederationMinistry of Education and Science, Russian Federation [02G25.31.0330]
Место публикации : Tech. Phys. Lett. - 2020. - Vol. 46, Is. 4. - P.364-367. - ISSN 1063-7850, DOI 10.1134/S1063785020040173. - ISSN 1090-6533(eISSN)
Примечания : Cited References: 8. - This study was supported in part by the Ministry of Education and Science of the Russian Federation in the framework of agreement no. 02G25.31.0330.
Аннотация: A new miniature design of a highly selective lowpass filter based on a suspended substrate with a two-sided stripline pattern has been developed. The filter frequency response slope (cutoff attenuation rate) and stopband attenuation depth are determined by transmission zeros, the number of which is equal to the filter order. An experimental prototype of a fifth-order lowpass filter on 0.5-mm-thick alumina substrate with dielectric permittivity ε = 9.8 has been synthesized with the aid of numerical electrodynamic analysis of a three-dimensional model. The cutoff frequency of the filter passband at a –1-dB level is fc = 1.75 GHz. The stopband width at a –100-dB attenuation level reaches 4.4fc.
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2.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Leksikov A. A., Serzhantov A. M., Govorun I. V., Afonin A. O., Ugryumov A. V., Leksikov An. A.
Заглавие : A method of stopband widening in BPF based on two-conductor suspended-substrate resonators
Место публикации : Prog. Electromagn. Res. Lett. - 2018. - Vol. 72. - P.11-16. - ISSN 19376480 (ISSN), DOI 10.2528/PIERL17102302
Примечания : Cited References: 10
Ключевые слова (''Своб.индексиров.''): fourth order--microwave bandpass filter--stopband--stripline resonators--suspended substrates--wide upper stopband
Аннотация: A method aiming to widen the upper stopband in a microwave bandpass filter based on two-conductor suspended-substrate stripline resonators is described in this letter. Applicability of the method is illustrated by simulating and fabricating fourth-order filter that has a very wide upper stopband: Δfstop/f0 = 7.92 measured at a level -50 dB, which is achieved because the widths of the inner resonators in the structure are 1.4 times greater than that of the outer ones.
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3.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Voloshin A. S., Bulavchuk A. S., Galeev R. G.
Заглавие : A miniature filter on a suspended substrate with a two-sided pattern of strip conductors
Место публикации : Tech. Phys. Lett.: MAIK Nauka-Interperiodica / Springer, 2016. - Vol. 42, Is. 6. - P.622-625. - ISSN 10637850 (ISSN), DOI 10.1134/S1063785016060195
Примечания : Cited References: 15. - This study was supported in part by the Ministry of Education and Science of the Russian Federation, project no. 14.607.21.0039.
Предметные рубрики: HAIRPIN RESONATORS
BANDPASS FILTER
WIDE-STOPBAND
100 DB
MICROWAVE
FEATURES
DESIGN
Аннотация: A miniature bandpass filter of new design with original stripline resonators on suspended substrate has been studied. The proposed filters of third to sixth order are distinguished for their high frequency-selective properties and mush smaller size in comparison to analogs. It is shown that a broad stopband extending above three-fold central bandpass frequency is determined by weak coupling of resonators at resonances of the second and third modes. A prototype sixth-order filter with a central frequency of 1 GHz, manufactured on a ceramic substrate with dielectric permittivity ε = 80, has contour dimensions of 36.6 × 4.8 × 0.5 mm3. Parametric synthesis of the filter, based on electrodynamic 3D model simulations, showed quite good agreement with the results of measurements.
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4.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Leksikov Al. A., Serzhantov A. M., Tyurnev V. V., Bal'va Y. F., Leksikov An. A.
Заглавие : Bandpass filter with an ultra wide stopband designed on miniaturized coaxial resonators
Место публикации : J. Commun. Technol. Electron.: Pleiades Publishing, 2013. - Vol. 58, No. 2. - P.110-117. - DOI 10.1134/S1064226913020022
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.
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5.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Tyurnev V. V.
Заглавие : Multilayer bandpass filter-polarizer with stopband extension far beyond twofold center frequency
Место публикации : Microwave Opt. Technol. Lett. - 2018. - Vol. 60, Is. 3. - P.630-634. - ISSN 08952477 (ISSN), DOI 10.1002/mop.31021
Примечания : Cited References: 9. - This work was supported by Ministry of Education and Science of the Russian Federation while realizing a complex project to create high-tech production, contract No 03. G25.31.0279.
Ключевые слова (''Своб.индексиров.''): filter--frequency selective surface--grating--multilayer design--polarizer
Аннотация: We propose a multilayer bandpass filter in which every resonator consists of two identical dielectric layers separated by a grating of parallel strip conductors. The resonators themselves are separated from each other and from the ambient space by gratings of strip conductors with an axis orthogonal to the axis of the gratings inside the resonators. The proposed filter construction acts at the same time as a polarizer. The device frequency response computed with use of the provided simple formulas is in a good qualitative agreement with numerical electromagnetic analysis of its 3D model.
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6.

Вид документа : Статья из сборника (выпуск продолж. издания)
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Bal'va Y. F., Leksikov An. A.
Заглавие : Design for a self-packaged all-PCB wideband filter with good stopband performance
Коллективы : IEEE MTT-S International Microwave Symposium 2021, International Microwave Symposium 2021
Место публикации : IEEE MTT-S International microwave symposium: digest. - 2021. - Vol. 2021-June. - Ст.WeIF1-31. - P.581-584. - , DOI 10.1109/IMS19712.2021.9575012
Примечания : Cited References: 12
Аннотация: A new design of a self-packaged all-PCB ultrawideband filter based on the cascade connection of high-pass and low-pass filters is presented. The novel low-pass and high-pass quasi-lumped filter structure differs from the known one by the existence of cross-coupling between elements producing transmission zeroes at the desired frequency. The filter fabricated using materials with a rather low quality factor has demonstrated a good performance: the central frequency is 0.99 GHz, the 1 dB bandwidth is 151%, the minimum in-band loss is 0.3 dB, the selectivity (Δf 30dB /Δ f 3dB ) is 1.21, and the 40 dB stopband width is 6.10 f 0 .
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7.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Balva Y. F., Galeev R. G., Leksikov An. A.
Заглавие : Design for a self-packaged aLl-PCB wideband filter with good stopband performance
Коллективы : IEEE/MTT-S International Microwave Symposium 2021
Место публикации : IEEE Trans. Compon. Packag. Manufact. Tech./ IEEE/MTT-S International Microwave Symposium 2021 (7-10 June 2021 ; Atlanta). - 2022. - Vol. 12, Is. 7. - P.1186-1195. - ISSN 21563950 (ISSN), DOI 10.1109/TCPMT.2022.3183581
Примечания : Cited References: 34. - This work was supported by the Ministry of Science and Higher Education of the Russian Federation, state assignment no. FEFE-2020-0013
Аннотация: A new design of a self-packaged all-PCB wideband filter based on the cascade connection of high-pass and low-pass filters is presented. The novel low-pass and high-pass quasi-lumped filter structure differs from the known ones by the existence of cross-coupling between elements producing transmission zeroes at the desired frequency. It is shown that high order structures make it possible to design a wideband filter having the number of transmission zeros in the low-frequency stopband equal to the order of the applied high-pass filter and the number of transmission zeros in the high-frequency stopband equal to half the order of the low-pass filter. An implementation of two-layer metallization of the capacitor plates made it possible to manufacture all three types of filters using the common technology of multilayer printed circuit boards with a good coincidence of the characteristics of the model and the fabricated filters. The filter fabricated using materials with a rather low-quality factor (F4BM/RO4450B/RO4003C) has demonstrated a good performance: the central frequency is 0.99 GHz, the 1 dB fractional bandwidth is 152%, the minimum in-band loss is 0.3 dB, the selectivity (Δf30dB/Δf3dB) is 1.21, and the 40-dB stopband width is 6.16f0.
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8.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Korshunov M. A., Shabanov A. V., Bukhanov E. R., Shabanov V. F.
Заглавие : Effect of long-period ordering of the structure of a plant on the initial stages of photosynthesis
Место публикации : Dokl. Phys. - 2018. - Vol. 63, Is. 1. - P.1-4. - ISSN 10283358 (ISSN), DOI 10.1134/S1028335818010068
Примечания : Cited References: 15
Ключевые слова (''Своб.индексиров.''): electromagnetic fields--plants (botany)--density of photonic state--long wavelength--photosystems--plant leaves--soft modes--stopband--two bands--water dissociation--transfer matrix method
Аннотация: Using data on the structure of plant leaves, specific features of light propagation in biophotoniccrystal structures have been established by the transfer matrix method. Splitting of the stopband in two bands has been found. The density of photonic states and the electromagnetic field value have been calculated. The occurrence of two photosystems (splitting of the stopband in two bands), the peculiarity of the long-wavelength quantum yield and its enhancement (Emerson effect), and water dissociation in the soft mode due to an increase in the electromagnetic field on the layers are explained.
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9.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Leksikov A. A., Tyurnev V. V., Serzhantov A. M.
Заглавие : Highly selective suspended stripline dual-mode filter
Место публикации : Prog. Electromagn. Res. Lett. - 2011. - Vol. 25. - С. 57-66. - ISSN 19376480 (ISSN)
Ключевые слова (''Своб.индексиров.''): band pass--dual modes--dual-mode filter--filter construction--filter performance--fourth-order--low insertion loss--narrow band filter--oscillation mode--pass bands--second orders--special structure--suspended stripline--transmission zeros--wide upper stopband--frequency response--resonators--strip telecommunication lines--bandpass filters
Аннотация: Miniature bandpass filter constructions based on a novel dual-mode suspended stripline resonator are proposed. Because of a special structure of the resonator, the frequencies of two first oscillation modes may be brought closer together. That allows realizing narrowband filters with the wide upper stopband. The filters have low insertion loss in the passband at small dimensions. Several transmission zeros substantially improve the filter performance. The derived coupling coeffcients account for some features in the frequency response of the filter. The second-order and fourth-order filters with transmission zeros have been fabricated and measured.
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10.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Bal'va Y. F., Tyurnev V. V., Leksikov Al. A., Galeev R. G.
Заглавие : Implementation of cross couplings in microwave bandpass filters
Коллективы : Siberian Branch of the Russian Academy of Sciences [109]
Место публикации : Microw. Opt. Technol. Lett.: Wiley-Blackwell, 2014. - Vol. 56, Is. 9. - P.2021-2025. - ISSN 0895-2477, DOI 10.1002/mop.28507. - ISSN 1098-2760
Примечания : Cited References: 15. - This work was supported by the Siberian Branch of the Russian Academy of Sciences, Integration Project No. 109.
Предметные рубрики: ULTRA-WIDE STOPBAND
100 DB
RESONATORS
Ключевые слова (''Своб.индексиров.''): microwave filters--elliptic-function bandpass filters--transmission zeros--cross couplings
Аннотация: New quasi-lumped resonator bandpass filters with cross couplings are presented. Coaxial and suspended stripline structures are considered. These filters are notable for their extremely wide and deep upper stopbands at small dimensions. They also have transmission zeros near the passband that significantly improve frequency selectivity. Photographs and measured frequency responses for the four fabricated filters are presented. (C) 2014 Wiley Periodicals, Inc.
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11.

Вид документа : Статья из сборника (выпуск продолж. издания)
Шифр издания :
Автор(ы) : Khodenkov S. A., Shokirov V. A.
Заглавие : The investigation of microstrip filters with wide stopband
Коллективы : International Siberian Conference on Control and Communications
Место публикации : International Siberian Conference on Control and Communications, SIBCON 2017: Proceedings: IEEE, 2017. - Ст.7998525. - , DOI 10.1109/SIBCON.2017.7998525
Примечания : Cited References: 8. - This study was supported by the Ministry of Education and Science of the Russian Federation, grant MK-9119.2016.8 of the President of the Russian Federation for State Support of Young Russian Scientists.
Ключевые слова (''Своб.индексиров.''): bandpass filter--meander--stopband
Аннотация: The constructions of bandpass filters with irregular quarter-wave resonators are suggested. Due to the high jump of the wave resistance in line segments the microstrip structures have extended high-frequency stopbands. Different alternatives for the location of resonators with a conductor in the form of meander on dielectric substrate were studied. In this regard the use of codirectional resonators helps to improve frequency-selective properties of microwave filters. © 2017 IEEE.
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12.

Вид документа : Статья из сборника (выпуск продолж. издания)
Шифр издания :
Автор(ы) : Leksikov A. A., Afonin A. O., Aleksandrovsky A. S., Ugryumov A. V., Serzhantov A. M., Govorun I. V.
Заглавие : Microstrip rejecting bandstop filter
Коллективы : IEEE International Multi-Conference on Engineering, Computer and Information Sciences 2022
Место публикации : 2022 IEEE International Multi-Conference on Engineering, Computer and Information Sciences, SIBIRCON 2022: IEEE, 2022. - P.1200-1203. - , DOI 10.1109/SIBIRCON56155.2022.10016938
Примечания : Cited References: 13
Аннотация: The paper is devoted to simulation, designing and fabrication of a microstrip 5-order bandstop rejecting filter. The bandstop filter uses classic schem, e.g. it consists of a microstrip through (common) line whose ends serve input and output ports. In the vicinity of the line a number of microstrip rejecting resonators locate, in our case five S-shaped resonators. They electromagnetically interact with the line, that forces signals, having frequenscies, bieng equal to the resonant ones, to reject (reflect) from a device. Dielectric substrate of the device has thickness 1.0 mm, and other sizes are 44.0×20.0 mm 2 . The filter described in this work has shielding. In a band 1480 MHz …1499 MHz rejection exceeds 50 dB. Transmission bands at a level –2 dB are 0…1437 MHz and 1563 MHz…3000 MHz lower and upper correspondingly. Return loss in the passbands does not exceed –16 dB (VSWR≤1.4). Good agreement is observed between simulated and experimental data. Fabricated filter has small size.
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13.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Tyurnev V. V., Leksikov, Al. A.
Заглавие : Miniature bandpass filter with a wide stopband up to 40F0
Место публикации : Microw. Opt. Technol. Lett.: Wiley-Blackwell, 2012. - Vol. 54, Is. 5. - P.1117-1118. - 2. - ISSN 0895-2477, DOI 10.1002/mop.26751
Примечания : Cited References: 13. - This work was supported in part by the Siberian Branch of the Russian Academy of Sciences under Interdisciplinary integration project No 5 and Federal Target Program "Research and Research-Pedagogical Personnel of Innovation Russia 2009-2013.''
Предметные рубрики: STEPPED IMPEDANCE RESONATOR
OPEN-LOOP RESONATOR
BANDWIDTH
COMBLINE
DESIGN
Coaxial resonators
High selectivity
Metal case
Miniature filter
Narrow band filter
Ultra-wide stopband
Wide stopband
Bandpass filters
Frequency response
Resonators
Ключевые слова (''Своб.индексиров.''): bandpass filter--miniature filter--coaxial resonator--quasi-lumped resonator--ultra wide stopband
Аннотация: A 243-MHz narrowband filter with high selectivity performance has been designed. The filter comprises two electromagnetically coupled quasi-lumped resonators placed into a metal case. Each resonator consists of a tubular capacitor connected in series between two tubular conductors. The measured frequency response of the fabricated filter is presented.
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14.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Tyurnev V. V., Leksikov Al. A., Bal'va Y. F.
Заглавие : Miniature bandpass microwave filter with interference suppression by more than 100 dB in a wide rejection band
Коллективы : Ministry of Education and Science of the Russian Federation [14.513.11.0010]; federal targeted program "Scientific and Pedagogical Personnel of Innovative Russia" [16.740.11.0470, 14.V37.21.1103, 14.V37.21.0070]; Siberian Branch, Russian Academy of Sciences [109]
Место публикации : Tech. Phys. Lett.: MAIK NAUKA/INTERPERIODICA/SPRINGER, 2013. - Vol. 39, Is. 8. - P.690-693. - ISSN 1063-7850, DOI 10.1134/S1063785013080026
Примечания : Cited References: 17. - This study was supported by the Ministry of Education and Science of the Russian Federation (state contract no. 14.513.11.0010), the federal targeted program "Scientific and Pedagogical Personnel of Innovative Russia (2009-2013)" (state contract no. 16.740.11.0470), agreement nos. 14.V37.21.1103 and 14.V37.21.0070, and Integration Project no. 109 (Siberian Branch, Russian Academy of Sciences).
Предметные рубрики: STEPPED-IMPEDANCE RESONATORS
MICROSTRIP FILTERS
STOPBAND
FEATURES
DESIGN
Аннотация: A new planar resonator design in which a single conductor is replaced by three parallel stripe conductors located one above the other on a suspended two-layer substrate is proposed. It is shown that the resonator longitudinal sizes can be significantly reduced and, at the same time, the resonator intrinsic Q factor and frequencies of higher oscillation modes can be increased. A fourth-order bandpass filter with a central frequency of the transmission band (relative width 5%) of 1 GHz has been developed and fabricated. This filter has a -100-dB rejection band up to frequencies exceeding 10 GHz. The filter is enclosed in a metallic case with an internal size of 38 x 12 x 7.5 mm. It is shown that a similar filter fabricated in accordance with low-temperature cofired ceramic (LTCC) technology has a -40-dB rejection band up to 30 GHz, with sizes reduced to 5.0 x 4.25 x 1.24 mm.
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15.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Tyurnev V. V., Leksikov, Al. A., Leksikov An. A.
Заглавие : Miniature coaxial resonator and related bandpass filter with ultra-wide stopband
Коллективы : Siberian Branch of the Russian Academy of Sciences [5]; Federal Targeted Program "Research and Pedagogical Personnel of Innovative Russia"
Место публикации : Tech. Phys. Lett.: MAIK Nauka-Interperiodica / Springer, 2012. - Vol. 38, Is. 1. - P.47-50. - ISSN 1063-7850, DOI 10.1134/S106378501201004X
Примечания : Cited References: 12. - This study was supported in part by the Siberian Branch of the Russian Academy of Sciences (integration project no. 5) and the Federal Targeted Program "Research and Pedagogical Personnel of Innovative Russia (2009-2013)."
Предметные рубрики: TEMPERATURE SUPERCONDUCTOR FILMS
Аннотация: Resonator of a new type is described, which is formed by two coaxial conductors applied onto the internal and external surfaces of a ceramic tube arranged in a metal case. An equation for the resonant frequencies is derived. In comparison to a standard coaxial quarter-wave resonator, the proposed device has a shorter length and manifold increased ratio of frequencies of the second resonance to the first resonance. The new resonator can be used for the creation of bandpass filters with ultra-wide stopband. The frequency response of a working prototype four-resonator filter is presented, in which the stopband at a -90 dB level extends up to a frequency that is 47 times greater than the central frequency of the passband.
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16.

Вид документа : Статья из сборника (выпуск продолж. издания)
Шифр издания :
Автор(ы) : Podshivalov I. V., Savishnikov M. O., Leksikov An. A., Dmitriev D. D., Kartsan I. N.
Заглавие : Multi-mode resonator for ultra-wide bandpass filter with good stopband performance
Коллективы : International Workshop on Advanced Technologies in Material Science, Mechanical and Automation Engineering - MIP: Engineering-2019
Место публикации : IOP Conf. Ser.: Mater. Sci. Eng. - 2019. - Vol. 537: International Workshop on Advanced Technologies in Material Science, Mechanical and Automation Engineering - MIP: Engineering-2019 (4 April 2019 through 6 April 2019) Conference code: 149243, Is. 5. - Ст.052025. - , DOI 10.1088/1757-899X/537/5/052025
Примечания : Cited References: 10. - This work was supported by the Ministry of Education and Science of the Russian Federation in the framework of the Federal target program “Research and development of priority directions of development of the scientific-technological complex of Russia for 2014-2020” (agreement № 14.575.21.0142, unique ID project RFMEFI57517X0142).
Предметные рубрики: Information Reliability and Data Protection in Automation Systems
Аннотация: A multimode resonator is proposed, containing five resonant modes that are incorporated in the passband forming. The structure is based on a dielectric substrate suspended in a metallic case that allows solving problem of electromagnetic compatibility. Due to features of the resonator's structure, several higher modes do not excite that significantly improve the performance of the filter's stopband. The resonator advantages are proved on the ultra-wide bandpass filter (101%) with small overall size (0.11λ 0×0.06λ 0×0.03λ 0) and good stopband performance (first spurious band locates at 8 GHz, suppression is 80 dB).
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17.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Leksikov An. A., Bal'va Y. F., Leksikov Al. A.
Заглавие : Multilayered multiconductor stripline resonator and its application to bandpass filter with wide stopband
Место публикации : Microwave Opt. Technol. Lett.: Wiley, 2017. - Vol. 59, Is. 9. - P.2212-2216. - ISSN 08952477 (ISSN), DOI 10.1002/mop.30706
Примечания : Cited References: 12
Ключевые слова (''Своб.индексиров.''): bandpass filter--multi-conductor resonator--stripline resonator--wide stopband
Аннотация: A multilayered, multi-conductor stripline resonator is proposed. It is shown that increase in the number of conductors leads to increase the unloaded Q-factor and decrease the resonant frequency, with increasing the effects for thinner dielectric interlayer. Application of the resonator to the bandpass filter enables designing bandpass filters with very wide and deep stopbands. To prove this, a 4-pole bandpass filter, having central frequency 360 MHz and an overall size of 15.5 × 31.75 × 8.45 mm3, was designed and fabricated.
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18.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Leksikov A. A., Bal'va Y. F., Leksikov An. A.
Заглавие : Quasi-lumped multimode stripline resonator and filter with good stopband performance
Место публикации : Microwave Opt. Technol. Lett. - 2020. - Vol. 62, Is. 3. - P.1183-1187. - ISSN 08952477 (ISSN), DOI 10.1002/mop.32173
Примечания : Cited References: 10. - The work was supported by the Ministry of Education and Science of the Russian Federation (No. 03.G25.31.0279).
Аннотация: A novel multimode resonator is proposed, containing five resonant modes that are incorporated in the passband forming. The structure is based on a dielectric substrate suspended in a metallic case that allows solving the problem of electromagnetic compatibility. Due to features of the resonator's structure, several higher modes do not excite that significantly improves the performance of the filter's stopband. The resonator advantages are proved on the bandpass filter (3.1…10.6 GHz) with a small overall size (0.19λ0 × 0.11λ0 × 0.11λ0) and a good stopband performance (first spurious band locates at 29 GHz and suppression is 70 dB).
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19.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Belyaev B. A., Serzhantov A. M., Tyurnev V. V., Leksikov An. A., Bal`va Y. F.
Заглавие : Stripline bandpass filter with wide stopband and rejection level up to 100 dB
Коллективы : Ministry of Education and Science of the Russian Federation [14.513.11.0010]; Federal Target Program "Research and Research-Pedagogical Personnel of Innovation Russia" [16.740.11.0470, 14.B37.21.1103, 14.B37.21.0070, 14.A18.21.1857]; Integration Project of Siberian Branch of the RAS [109]
Место публикации : Microwave Opt. Technol. Lett. - 2013. - Vol. 55, Is. 12. - P.2866–2869. - DOI 10.1002/mop.28013
Примечания : This work was supported by the Ministry of Education and Science of the Russian Federation under State contract No 14.513.11.0010, Federal Target Program "Research and Research-Pedagogical Personnel of Innovation Russia 2009-2013" under contracts No 16.740.11.0470, No 14.B37.21.1103, No 14.B37.21.0070, No 14.A18.21.1857, and Integration Project of Siberian Branch of the RAS No 109.
Аннотация: A novel miniature stripline resonator performed on a double-layer suspended substrate and bandpass filters (BPFs) based on it are proposed. The filters have wide stopband with high attenuation. A fifth-order BPF has been designed and fabricated. The filter stopband at level of −100 dB extends up to the frequency that exceeds the passband center frequency by factor of 10. It is shown that miniature filters based on the proposed resonator could be effectively fabricated by low temperature cofired ceramics technology.
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20.

Вид документа : Статья из журнала
Шифр издания :
Автор(ы) : Беляев, Борис Афанасьевич, Сержантов, Алексей Михайлович, Бальва, Ярослав Федорович
Заглавие : Исследование миниатюрного полоскового резонатора и полосно-пропускающего фильтра с широкой полосой заграждения на его основе
Место публикации : Изв. вузов. Физика. - 2013. - Т. 56, № 8/3. - С. 57-59
Примечания : Работа выполнена при финансовой поддержке Министерства образования и науки РФ, Госконтракт № 14.513.11.0010, и ФЦП «Научные и научно-педагогические кадры инновационной России 2009−2013».
Ключевые слова (''Своб.индексиров.''): полосковый резонатор--подвешенная подложка--полосно-пропускающий фильтр--bandpass filter--miniature filter--suspended stripline resonator--double-layer substrate--wide stopband
Аннотация: Исследована конструкция миниатюрного трехпроводного полоскового резонатора на подвешенной подложке. На ее основе разработаны полосно-пропускающие фильтры с протяженной полосой заграждения и высоким уровнем подавления в ней. Изготовлен макет полосно-пропускающего фильтра четвертого порядка с относительной шириной полосы пропускания 5 %, у которого граничная частота полосы заграждения по уровню -100 дБ более чем в 10 раз превышает центральную частоту.The novel suspended stripline resonator is proposed. The four-order bandpass filter based on this resonator was fabricated. The filter has 5% fractional bandwidth and stopband that extends up to 10f0 at rejection level of –100 dB.
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