نتایج جستجو برای: dual band notch function

تعداد نتایج: 1480700  

Journal: :World Academics Journal of Engineering Sciences 2014

Journal: :wavelet and linear algebra 2015
m. a. hasankhanifard m. a. dehghan

in this paper, g-dual function-valued frames in l2(0;1) are in-troduced. we can achieve more reconstruction formulas to ob-tain signals in l2(0;1) by applying g-dual function-valued framesin l2(0;1).

2012
Giovanna M. Collu Ana Hidalgo-Sastre Ahmet Acar Laura Bayston Clara Gildea Michael K. Leverentz Christopher G. Mills Thomas W. Owens Olivier Meurette Karel Dorey Keith Brennan

Notch and Wnt are highly conserved signalling pathways that are used repeatedly throughout animal development to generate a diverse array of cell types. However, they often have opposing effects on cell-fate decisions with each pathway promoting an alternate outcome. Commonly, a cell receiving both signals exhibits only Wnt pathway activity. This suggests that Wnt inhibits Notch activity to pro...

2015
Rajesh Kumar Raj Roopkishor Sharma Devendra Kumar Pareek Vinit Tak

A compact ultra wideband (UWB) monopole antenna with dual band-notched characteristics is presented. The antenna consists a square radiating patch with L shaped slots on the radiation patchand a U shaped slot as the feedline. By cutting two C-shaped slots in the ground plane, additional resonance is excited and hence much wider impedance bandwidth can produced, especially at the higher band, wh...

2017
Pushpendra Singh

This paper presents the design of rejection band centered at 5.5 GHz is obtained by etching out incomplete inverted C type slots coplanar waveguide (CPW) with band notch. The FR4 material is used as substrate here having a dielectric constant of 4.3. The impedance bandwidth of the proposed antenna covers the frequency range from 2.6GHz to13.89 GHz. The group delay shows a flat response lying wi...

2007
J. A. Ansari R. B. Ram

Analysis of a frequency agile broadband E-shaped patch antenna (ESPA) symmetrically loaded with tunnel diodes is presented in this paper. The notch parameters such as notch-length, notch-width and position are optimized to achieve the optimum broadband operation of ESPA. Under the optimum conditions of ESPA (bandwidth 32.35%), the performance of the antenna is also analyzed as a function of bia...

2011
Y. S. Li X. D. Yang C. Y. Liu T. Jiang

A coplanar waveguide (CPW) fed ultra-wideband (UWB) antenna with a notch band characteristic is presented in the paper. The radiation patch of the proposed UWB antenna is designed using cantor set fractal technology. The bandwidth is broadened by setting two symmetrical triangular tapered corners at the bottom of the wide slot of the proposed UWB antenna. The notched band characteristic is achi...

Journal: :Metals 2023

Notch characteristics significantly affect the fatigue performance of engineered components, for which stress gradient effect is worth careful consideration. The traditional analysis method based on Coffin–Manson equation does not take into account influence range regarding definition correction factor, nor high-stress region, has a greater life. To address aforementioned problems, new notch li...

Journal: :Journal of neurophysiology 1994
I Nelken E D Young

1. The principal cells of the dorsal cochlear nucleus (DCN) are mostly inhibited by best frequency (BF) tones but are mostly excited by broadband noise (BBN), producing the so-called type IV response characteristic. The narrowband inhibitory responses can be explained by the inhibitory influence of interneurons with type II response characteristics. However, it is not clear that all the details...

E. Barati, F. Noori-Azghad H. Khademizadeh,

Fracture assessment of U- and V-notches is important in mechanical engineering. One can use the J-integral as fracture parameter in order to predict the critical fracture load in notches. The critical value of the J-integral in cracks is a function of the material properties. In notches, however, the material properties as well as the notch dimensions affect this critical value (named fracture ...

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