Results 21 to 30 of about 80,052 (324)

Mesoscopic behavior of the transmission phase through confined correlated electronic systems [PDF]

open access: yes, 2013
We investigate the effect of electronic correlations on the transmission phase of quantum coherent scatterers, considering quantum dots in the Coulomb blockade regime connected to two single-channel leads.
Jacquod, Philippe   +4 more
core   +5 more sources

Wideband 1-Bit Bandpass Delta Sigma Modulator Using Elliptic Filter in Noise Transfer Function

open access: yesIEEE Access, 2022
A 1-bit band-pass delta-sigma modulator (BP-DSM), which utilizes oversampling technology, allows a modulated signal to be directly output by using a high-speed 1-bit digital pulse train, thus realizing miniaturization of transmitters.
Takashi Maehata, Noriharu Suematsu
doaj   +1 more source

Finite-time behavior of inner systems [PDF]

open access: yes, 2003
In this paper, we investigate how nonminimum phase characteristics of a dynamical system affect its controllability and tracking properties. For the class of linear time-invariant dynamical systems, these characteristics are determined by transmission ...
Backx, Ton A.C.P.M.   +3 more
core   +2 more sources

A Novel Capacitive Cross-Coupling Structure for Ceramic-Filled Cavity Filters

open access: yesIEEE Access, 2021
Since the probe coupling for cavity filters is unsuitable for ceramic-filled cavity filters, a novel capacitive cross-coupling structure is proposed to improve stopband suppression by introducing transmission zeros. This structure is implemented by first
Zhengjun Du   +4 more
doaj   +1 more source

A Three-Pole Substrate Integrated Waveguide Bandpass Filter Using New Coupling Scheme [PDF]

open access: yes, 2015
A novel three-pole substrate integrated waveguide (SIW) bandpass filter (BPF) using new coupling scheme is proposed in this paper. Two high order degenerate modes (TE102 and TE201) of a square SIW cavity and a dominant mode (TE101) of a rectangular SIW ...
Guan, X., Huang, W., Liu, H., Yuan, Y.
core   +2 more sources

Towards Zero-Latency Video Transmission Through Frame Extrapolation

open access: yes2022 IEEE International Conference on Image Processing (ICIP), 2022
In the past few years, several efforts have been devoted to reduce individual sources of latency in video delivery, including acquisition, coding and network transmission. The goal is to improve the quality of experience in applications requiring real-time interaction.
Vijayaratnam, Melan   +4 more
openaire   +3 more sources

A High-Selective Frequency Selective Surface With Hybrid Unit Cells

open access: yesIEEE Access, 2018
In this paper, a novel frequency selective surface (FSS) is proposed. It has two metal layers and the configurations of the unit cells of these two layers are different, so-called hybrid unit cells. The designed FSS has three transmission zeros and steep
Yuhong Ma   +4 more
doaj   +1 more source

Microwave bandpass filters using re-entrant resonators. [PDF]

open access: yes, 2015
Design techniques for microwave bandpass filters using re-entrant resonators are presented. The key feature is that each re-entrant resonator in the filter generates a passband resonance and a finite frequency transmission zero, above the passband.
Hunter, IC, Musonda, E
core   +1 more source

Ab-initio calculations of spin tunneling through an indirect barrier [PDF]

open access: yes, 2008
We use a fully relativistic layer Green's functions approach to investigate spin-dependent tunneling through a symmetric indirect band gap barrier like GaAs/AlAs/GaAs heterostructure along [100] direction.
Chantis, Athanasios N   +2 more
core   +2 more sources

Design and Analysis of a Compact GSM/GPS Dual-Band Bandpass Filter Using a T-Shaped Resonator [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2022
This study presents an ultracompact dual-band bandpass filter with controllable transmission zeros based on quarter-wave dual-mode resonator for GSM (global system for mobile communications) and GPS (global positioning system) wireless applications.
Abdul Basit   +4 more
doaj   +1 more source

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