Browsing by Author "Wang, Ying"
Now showing items 1-11 of 11
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Compact integrated designs of microwave filters and antennas with dual-polarization
Maqsood, Zainab (2021-02-01)Microwave antenna and filter circuits are key components in all types of communication systems. In order to achieve high compactness and high performance for next generation wireless networks, this thesis investigates the ... -
Compact microwave filter designs based on cavity resonators
Sun, Yuan (2016-04-01)Cavity resonators are widely used in microwave filters and multiplexers due to their high quality factor and high power handling capability. Compact designs of these filters are important for practical applications, as ... -
Design and optimization of dielectric resonator antenna arrays based on substrate integrated waveguide technology for millimeter-wave applications
Abousheishaa, Mona Sabry Abdalla (2016-05-01)With the lower frequency bands heavily crowded, the millimeter wave (MMW) frequency band has attracted a lot of attention, offering a wide range of applications. It also introduces new challenges to the research community. ... -
Design of broad-band dual-polarized microstrip patch antennas with high port isolation for millimeter-wave 5G applications
Nasser, Mohamed Kamal (2021-01-01)In this thesis, multiple broadband dual linearly polarized antennas are designed covering the frequency band for the next generation of 5G communications around 28 GHz. Dual polarization antennas are employed to increase ... -
Development of conformal reconfigurable metamaterial-based antennas
Sanusi, Ololade Maryam (2022-01-01)Antennas are vital components of any wireless communication device. There has been a wide demand for novel flexible and reconfigurable wireless devices as a result of the rising user applications. This thesis presents the ... -
Effective design of multiplexing network for applications in communications satellites
Li, ShuQi (2011-07-01)Microwave multiplexing networks are widely used in satellite communication systems. Their performances, such as the insertion loss and rejection between channels, are extremely critical. This research aims at effective ... -
Effective modeling of advanced filters and multiplexing networks
Li, ShuQi (2019-06-01)Microwave filters and multiplexers are widely used in all types of electronic systems. This research focuses on advanced filters and multiplexers for applications in communication satellites with stringent requirements and ... -
Filtering antennas based on rectangular dielectric resonators
Su, Xiangqi (2023-12-01)Filters and antennas are essential components in communication systems. Being able to simultaneously realize filter and radiation functions, filtering antennas have attracted much attention due to their compactness and low ... -
Integration of microwave and millimeter wave bandpass filters with antennas
Xu, Hanyue (2016-07-01)Filters and antennas are essential elements in communication and radar systems. In a conventional design, antennas and filters are designed independently and then connected together through transitions and/or connectors, ... -
Novel intelligent control techniques in solar-based energy harvesting systems
Eid, Mahmoud Mohamed (2015-10-01)The sun is considered a precious source of energy. Much research has been done to increase our usage from solar energy since it is a renewable source and, most importantly, it is free and green. However in order to use ... -
Tunable compact microwave multiplexers based on substrate integrated waveguide
Dawodi, Mohammad (2021-05-01)Microwave multiplexers and diplexers are widely used in communication systems. This thesis presents a compact low-profile hybrid-coupled filter module (HCFM) implemented using substrate integrated waveguide (SIW). Compared ...