Results 61 to 70 of about 646,753 (143)

Performances of Microwave Photonic Notch Filter Based on Microring Resonator With Dual-Drive Modulator

IEEE Photonics Journal, 2019
A tunable microwave photonic notch filter with ultrahigh radio frequency (RF) rejection ratio is achieved by using a dual-drive Mach–Zender modulator and a microring resonator.
Pengfei Zheng, Hong Hong, Jing Li, Guohua Hu, Binfeng Yun, Yiping Cui   +5 more
doaj   +1 more source

Statistical modeling of manufacturing uncertainties for microstrip filters

Journal of Microwaves, Optoelectronics and Electromagnetic Applications
This work presents a technique to characterize the errors that occur in the process of manufacturing into electromagnetic simulations of microwave devices. The procedure combines the unscented transform (UT) with simulations.
Abraham E. Ortega P., Leonardo R.A.X. de Menezes, Humberto Abdalla Jr.   +2 more
doaj   +1 more source

Ni doped carbon-based composites derived from waste cigarette polypropylene filter rod with electromagnetic wave absorption performance

Materials Research Express
Polypropylene is widely used in the plastics industry, especially in the tobacco industry, served as cigarette filters to reduce tar and harm. However, it’s difficult to degrade these polypropylene plastics and suitable methods for recycling and reuse is
Guangyuan Yang, Jing Che, Xiaokang Zhao, Xinxin Li, Sanwen Peng, Heng Yang, Bin Zhang, Jiuxiao Sun   +7 more
doaj   +1 more source

Microwave Multiplexers Using Complementary Filters: The Authors Describe A Method For Dealing With The Problem Of Out-of-band Mismatch Among Multiple Filters

, 2015
[No abstract available]1012836Young, L., (1967) Advances in Microwaves, , Academic Press, New YorkBalabanian, N., Bickart, T.A., (1969) Electrical Network Theory, , John Wiley & Sons, IncLam, H.Y.-F., (1980) Analog and Digital Filters, , Design and ...
Rocha C.C., Soares A.J.M., Abdalla Jr. H.   +2 more
core  

Microwave Components with MEMS Switches [PDF]

, 2000
RF MEMS switches with metal-metal contacts are being developed for microwave applications where broadband, high linearity performance is required. These switches provide less than 0.2 dB insertion loss through 40 GHz. This paper describes the integration
Tsung-Yuan Hsu, Quan, Clifton, Loo, Robert Y., Sievenpiper, Daniel F., Stanley W. Livingston, Pierce, Brian M., Dolezal, Frank A., James H. Schaffner, Hsu, Tsung-Yuan, Daniel F. Sievenpiper, Allison, Robert C., Brian M. Pierce, Robert C. Allison, Schaffner, James H., Clifton Quan, Frank A. Dolezal, Schmitz, Adele E., Gregory L. Tangonan, Adele E. Schmitz, Robert Y. Loo, Tangonan, Gregory L., Livingston, Stanley W.   +21 more
core   +1 more source

Diffusion Model Inverse Modeling and Applications to Microwave Filters

This paper presents a framework for inverse modeling of microwave filters based on a conditional diffusion model developed to address the intrinsic non-uniqueness of reconstructing coupling matrices from specified S-parameter responses.
Jian-Fei Wu, Le-Dong Chen, Meng-Jun Wang, Zhi-Tao Xiao, Shu-Li Zhao   +4 more
core   +1 more source

Time-domain cad of dual-mode he11 dielectric resonator microwave filters

, 2001
The CAD of dual-mode HE11 dielectric resonator (DR) microwave filters is extended to include time-domain methods. S-parameters are computed for a four-pole dual-mode HE11 DR filter using the FDTD over both wide and narrow bandwidths, and are compared ...
Mohan, AS, Weily, AR, Ananda S. Mohan, Andrew R. Weily   +3 more
core   +1 more source

Application of Memristors in Microwave Passive Circuits [PDF]

Radioengineering, 2015
The recent implementation of the fourth fundamental electric circuit element, the memristor, opened new vistas in many fields of engineering applications.
M.Potrebic, D. Tosic
doaj  

Microwave photonic crystals - a new type of functional structures in radioelectronics

Физика волновых процессов и радиотехнические системы, 2016
The results of new practical applications of microwave photonic crystals as functional radioelectronic structures, including microwave filters based on the system of resonance diaphragms and small-sized wideband matched loads in the centimeter and ...
D.A. Usanov, A.V. Skripal, M.K. Merdanov, D.V. Ponomarev, S.G. Evteev   +4 more
doaj  

Design and Fabrication of Ultra Wide-Band Bandpass Filters with Notched-Band using a Rectangular Ring Resonator

Majlesi Journal of Electrical Engineering
In this work, Ultra Wide-Band (UWB) microwave filters are designed and fabricated using a rectangular ring resonator. The UWB microwave filters work in the 3.1GHz to 10.6GHz frequency band, which is designed to coverage the FCC frequency spectrum for UWB
Babak Zamanpoor, Ahmad Eskandari
doaj