نتایج جستجو برای: drx

تعداد نتایج: 401  

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2008
Ulla C Kopp Susan Y Jones Gerald F DiBona

Increasing efferent renal sympathetic nerve activity (ERSNA) increases afferent renal nerve activity (ARNA), which decreases ERSNA to prevent sodium retention. High-sodium diet enhances ARNA, suggesting an important role for ARNA in suppressing ERSNA during excess sodium intake. Mean arterial pressure (MAP) is elevated in afferent renal denervated by dorsal rhizotomy (DRX) rats fed high-sodium ...

Journal: :Computer Networks 2015
Scott Fowler Ahmed Omar Shahidullah Mohammed Osman Johan M. Karlsson Di Yuan

LTE and LTE-Advanced mobile technologies have integrated discontinuous reception (DRX) power saving method to optimize the power consumption at the user equipment (UE). The DRX method was proposed by the 3rd Generation partnership Project (3GPP), and since then, the traffic behavior has been analyzed in several studies with a standard 3-state DRX model to describe the trade-off between power sa...

Journal: :MONET 2016
Ping-Jung Hsieh Guan-Yu Lin Chun-Yen Chen Hung-Yu Wei

In Long Term Evolution-Advanced (LTE-A), the Discontinuous Reception (DRX) mechanism conserves the power of a User Equipment (UE) by monitoring the UE’s downlink channels for a specific period and turning off the UE’s radio when no packets arrive during the period. There has been heated discussion in previous studies, but most previous models of DRX operation are partially inconsistent with the...

Journal: :MONET 2007
Shun-Ren Yang

This paper investigates the power saving mechanism of Universal Mobile Telecommunications System (UMTS). UMTS discontinuous reception (DRX) is exercised between the network and a mobile station (MS) to save the power of the MS. The DRX mechanism is controlled by two parameters: the inactivity timer threshold tI and the DRX cycle tD . Analytic analysis and simulation model are proposed to study ...

2016
Lijia Zhao Nokeun Park Yanzhong Tian Akinobu Shibata Nobuhiro Tsuji

Dynamic recrystallization (DRX) is an important grain refinement mechanism to fabricate steels with high strength and high ductility (toughness). The conventional DRX mechanism has reached the limitation of refining grains to several microns even though employing high-strain deformation. Here we show a DRX phenomenon occurring in the dynamically transformed (DT) ferrite, by which the required s...

Journal: :J. Network and Computer Applications 2016
Elias Chavarria Reyes Etimad A. Fadel Suleiman Almasri Muhammad Ghulam Abbas Malik

In order to minimize the amount of energy consumption at the user equipment (UE) level, the 3rd Generation Partnership Project (3GPP) presented in the Long Term Evolution (LTE) an approach called discontinuous reception (DRX). Nevertheless, existing models for the LTE DRX and their extension to scenarios that support carrier aggregation (CA) and multi-stream carrier aggregation (MSCA) have seve...

Journal: :Hypertension 2003
Ulla C Kopp Michael Z Cicha Lori A Smith

In rats fed high sodium diet, increasing renal pelvic pressure > or =3 mm Hg activates renal mechanosensory nerves, resulting in a renorenal reflex-induced increase in urinary sodium excretion. The low activation threshold of the renal mechanosensory nerves suggests a role for natriuretic renorenal reflexes in the regulation of arterial pressure and sodium balance. If so, interruption of the af...

2018
Tao Zhang Lei Li Shi-Hong Lu Hai Gong Yun-Xin Wu

Asymmetrical shear rolling with velocity asymmetry and geometry asymmetry is beneficial to enlarge deformation and refine grain size at the center of the thick plate compared to conventional symmetrical rolling. Dynamic recrystallization (DRX) plays a vital role in grain refinement during hot deformation. Finite element models (FEM) coupled with microstructure evolution models and cellular auto...

2017
Chao Xu Taiki Nakata Xiaoguang Qiao Mingyi Zheng Kun Wu Shigeharu Kamado

High performance Mg-8.2Gd-3.8Y-1.0Zn-0.4Zr alloy with high strength and excellent ductility has been successfully developed by hot extrusion. The effect of plate-shaped long period stacking ordered (LPSO) phases and solute-segregated stacking faults (SFs) on the dynamically recrystallization (DRX) behavior was analyzed. The plate-shaped LPSO phases stimulate the DRX by particle stimulated nucle...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1998
T Eggert B Hauck N Hildebrandt W J Gehring U Walldorf

Vertebrate and invertebrate eye development require the activity of several evolutionarily conserved genes. Among these the Pax-6 genes play a major role in the genetic control of eye development. Mutations in Pax-6 genes affect eye development in humans, mice, and Drosophila, and misexpression of Pax-6 genes in Drosophila can induce ectopic eyes. Here we report the identification of a paired-l...

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