نتایج جستجو برای: dual band

تعداد نتایج: 285181  

Journal: :Energies 2022

The paper introduces a novel structure of dual-band filtering Wilkinson power divider (WPD). Its essential component is bandpass filter (BPF), implemented using coupling lines and two T-shaped resonators. BPF incorporated into the to suppress unwanted harmonics within circuit. latter achieved owing wide stopband filter. designed WPD can third in both channels with high levels attenuation. opera...

2015
Yingsong Li

The Micro strip patch antenna (MPA) plays a major role in communications. This article deals with the broad review of Micro strip patch antenna design parameters, various slots for different applications i.e. designs, development of output factors etc. In this modern world a dual band and triple band antenna with notch characteristics plays a vital role in wireless communications like UWB, WLAN...

2012
I. Akhchaf S. Khoulji M. Essaidi M. L. Kerkeb

The new current design is especially suitable for use in multi-standard wireless receiver fo r microwaves communicat ion systems. In recent years, there has been a growing market for dual band transceivers for various wireless standards. This work investigates a novel circuit topology of concurrent Dual-band Low Noise Amplifier (LNA) operates in the 3.9 GHz and 4.48 GHz frequency bands for WLAN...

Journal: :Journal of «Almaz – Antey» Air and Space Defence Corporation 2019

Journal: :International Journal of Antennas and Propagation 2012

Journal: :Progress In Electromagnetics Research Letters 2016

Journal: :Monthly Notices of the Royal Astronomical Society 1975

Journal: :Microwave and Optical Technology Letters 2015

Journal: :Optics Express 2021

Photonic structures have been attracting more attention due to their ability capture, concentrate and propagate optical energy. In this work, we propose a photon-trapping hole-array structure integrated in nip InAsSb-GaSb heterostructure for the enhancement of photoresponse both near- mid-infrared regions. The proposed symmetrical hole array can increase photon lifetime inside absorption layer ...

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