نتایج جستجو برای: فیلترهای dgs دار

تعداد نتایج: 61603  

Journal: :Hormones 2005
Sofia Kitsiou-Tzeli Aggeliki Kolialexi Ariadni Mavrou

Microdeletions, translocations or other rearrangements of chromosomal region 22q11.2 have been reported in association with >80 different birth defects and malformations occurring in many combinations and with widely differing severity. Furthermore, a tendency to report atypical cases and ascertainment of published series according to the author’s speciality have resulted in the same deletion b...

2011
Tamasi Moyra Susanta Kumar Parui Santanu Das

The modern microwave and millimeter wave communication system demands good filtering characteristics with compact sizes. In this paper the attention has been given towards the design of a good elliptical lowpass filter with sharp transition between passband and stopband, negligible passband insertion loss and wide stop band. A new defected ground structure (DGS) consisting of two square slots c...

2015
Amit Kumar singh Prashant Jain

Most communication system contains an RF front end which performs signal processing with RF filters. Micro strip filters are a low cost means of doing this. Micro strip filters play various roles in wireless or mobile communication systems. There is an increasing demand for newer microwave and millimetre-wave systems to meet the emerging telecommunication challenges with respect to size, perfor...

2011
Hui Yang Fushuan Wen Gerard Ledwich

Distributed generators (DGs) are defined as generators that are connected to a distribution network. The direction of the power flow and short-circuit current in a network could be changed compared with one without DGs. The conventional protective relay scheme does not meet the requirement in this emerging situation. As the number and capacity of DGs in the distribution network increase, the pr...

2013
Xiao-Zheng Lai Ze-Ming Xie Xuan-Liang Cen Zhi-Yong Zheng

In this paper, a novel technique for planar inverted-F antenna (PIFA) with broadband circular polarization and pattern diversity is proposed. A defeated ground structure (DGS) has achieved broadband circular polarized (CP) PIFA by using a square branch at the ground corner with arrow-shaped slot. The pattern diversity PIFA system consists of two CP PIFAs placed symmetrically on the diagonal of ...

2015
Amith S. Jain Hareesh V. Tippur

The reflection-mode digital gradient sensing (rDGS) method is extended for visualizing and quantifying crack-tip deformations in solids under quasi-static and dynamic loading conditions. The r-DGS technique employs digital image correlation principles to quantify two orthogonal surface slopes simultaneously in specularly reflective solids by measuring small deflections of light rays. Here, for ...

2018
Eric Muraille

Diversity is widely known to fuel adaptation and evolutionary processes and increase robustness at the population, species and ecosystem levels. The Neo-Darwinian paradigm proposes that the diversity of biological entities is the consequence of genetic changes arising spontaneously and randomly, without regard for their usefulness. However, a growing body of evidence demonstrates that the evolu...

Journal: :Journal of medical genetics 1993
E Goldmuntz D Driscoll M L Budarf E H Zackai D M McDonald-McGinn J A Biegel B S Emanuel

Congenital conotruncal cardiac defects occur with increased frequency in patients with DiGeorge syndrome (DGS). Previous studies have shown that the majority of patients with DGS or velocardiofacial syndrome (VCFS) have a microdeletion within chromosomal region 22q11. We hypothesised that patients with conotruncal defects who were not diagnosed with DGS or VCFS would also have 22q11 deletions. ...

Journal: :Human molecular genetics 1999
W L Kimber P Hsieh S Hirotsune L Yuva-Paylor H F Sutherland A Chen P Ruiz-Lozano S L Hoogstraten-Miller K R Chien R Paylor P J Scambler A Wynshaw-Boris

Deletions or rearrangements of human chromosome 22q11 lead to a variety of related clinical syndromes such as DiGeorge syndrome (DGS) and velo--cardiofacial syndrome (VCFS). In addition, patients with 22q11 deletions have an increased incidence of schizophrenia and several studies have mapped susceptibility loci for schizophrenia to this region. Human molecular genetic studies have so far faile...

2017
Mu-Gu Jeong Young-Jin Kim Seung-Il Moon Pyeong-Ik Hwang

The penetration of inverter-based distributed generators (DGs), which can control their reactive power outputs, has increased for low-voltage (LV) systems. The power outputs of DGs affect the voltage and power flow of both LV and medium-voltage (MV) systems that are connected to the LV system. Therefore, the effects of DGs should be considered in the volt/var optimization (VVO) problem of LV an...

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