Zobrazeno 1 - 10
of 21 726
pro vyhledávání: '"divider"'
Autor:
Seongjung Kim, Sangwook Nam
Publikováno v:
Journal of Electromagnetic Engineering and Science, Vol 24, Iss 5, Pp 504-509 (2024)
In this study, we propose a method for designing a feeding network for all port-matched and high gain dipole subarray antennas excited by uniform current mode (UCM) by considering the mutual coupling effect. By analyzing the array impedance matrix, w
Externí odkaz:
https://doaj.org/article/e3c95292da7240cfb3e060dadecb8107
Autor:
S. Kittiwittayapong, D. Torrungrueng, K. Phaebua, K. Sukpreecha, T. Lertwiriyaprapa, P. Janpugdee
Publikováno v:
Radioengineering, Vol 33, Iss 3, Pp 349-357 (2024)
This paper presents the miniaturization of power dividers using asymmetric compact-microstrip-resonant-cell (CMRC) structures employing low-cost materials based on a quarter-wave-like transformer (QWLT). The proposed CMRC-based QWLT power divider is
Externí odkaz:
https://doaj.org/article/1e4bcd4564dd4221950c433992fa1dd7
Publikováno v:
Journal of Electromagnetic Engineering and Science, Vol 24, Iss 4, Pp 370-376 (2024)
Using the intermediate frequency (IF) substitution method, this study establishes a low-frequency attenuation measurement standard operating in the 9 kHz to 10 MHz frequency range. We designed and fabricated a low-frequency attenuation measuring inst
Externí odkaz:
https://doaj.org/article/fe0cbfb2f6704349b884ce0b888c73c5
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract In this paper, a microstrip Wilkinson power divider (MWPD) based on particle swarm optimization (PSO) algorithm is designed, simulated, and fabricated using novel resonators. In addition, attenuators and open-ended stubs are incorporated to
Externí odkaz:
https://doaj.org/article/b7d6caa02b6f43d7aab465b72b577040
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract This article presents the design and implementation of a dipole array antenna based on a radial waveguide power divider for millimeter-wave IoT sensing applications. The dipole array and radial waveguide power divider techniques are used in
Externí odkaz:
https://doaj.org/article/765e07645dd747c794ff00da97ae1247
Publikováno v:
Journal of Applied Science and Engineering, Vol 27, Iss 6, Pp 2593-2603 (2024)
In recent years, the demand for high frequency systems has increased, which has led to the development of various components to improve their performance. Power dividers are one of the most critical components used in these systems that split the inp
Externí odkaz:
https://doaj.org/article/125f591e2fa24b6abddd18c5b9a7d08f
Publikováno v:
Advanced Electromagnetics, Vol 13, Iss 3 (2024)
This work describes a miniaturized power divider (PD) using the combination of two symmetrical parallel coupled lines (PCL) and a defective microstrip structure (DMS). The proposed PD is intended for 2.4 GHz wireless local area network (WLAN) applica
Externí odkaz:
https://doaj.org/article/b6ea186d436d40c39076ddbeff9aff72
Publikováno v:
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol 23, Iss 3 (2024)
Abstract In this paper, a novel, compact, and high-performance dual-band filtering power divider is presented. The proposed circuit is constructed from a dual-band power divider and open-circuited stepped-impedance resonators. The dual-band power div
Externí odkaz:
https://doaj.org/article/2dd4e4c83fd2453b952988c9e3925d07
Publikováno v:
Animal, Vol 18, Iss 10, Pp 101314- (2024)
Cubicle partitions divide the resting area of free-stalls into individual lying places for cows, thereby facilitating the maintenance of good hygiene and reducing competition by separating animals. The forward lunge space in lying cubicles is often i
Externí odkaz:
https://doaj.org/article/c3769ffb3fde47dc9c2eec393603b377
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-21 (2024)
Abstract In this paper, modified π-shaped resonator composed of both microstrip transmission lines and lumped elements are employed to design a Wilkinson power divider. Utilizing these resonators leads to designing a compact divider featuring a sele
Externí odkaz:
https://doaj.org/article/33de4cd6509149f5a59fbf4c0769510d