نتایج جستجو برای: mobile c
تعداد نتایج: 1220027 فیلتر نتایج به سال:
Mobile multimedia services like goal notification for football fans by Multimedia Messaging Service (one club = one channel) and mobile television require efficient technologies in order to distribute multimedia contents simultaneously to large mobile user groups. UMTS (Universal Mobile Telecommunications System) Release 6 has standardised MBMS (Multimedia Broadcast and Multicast Services) for ...
Mobile Internetworking Protocol or Mobile 1P, proposed in the Internet Engineering Task Force (IETF), does not consider the requirements of tactical military networks, which are predominantly radio based and “on the move” with minimal fixed infrastructure. In this paper, we present a tactical Mobile 1P solution for the military architecture, specifically the Radio Access Point (RAP) network, wi...
With the increasingly developed technology of mobile devices and wireless networks, more and more users share resources by mobile devices via wireless networks. Compared to traditional C/S architecture, P2P network is more appropriate for mobile computing environment. However, all existing P2P protocols have not well considered the characteristics and constraints of mobile devices and wireless ...
Background Mobile phone has played an increasingly important role in people’s lives; however, there is a global concern that it may cause adverse effects on health. This study aimed to assess the effect of educational intervention based on Health Belief Model (HBM) to d...
Introduction: There have been many studies conducted on the effects of mobile phones radiations on people’s health due to increasing number of mobile phones users. The present study aimed to investigate the effects of electromagnetic waves generated from 3G and 4G mobile phone radiations on student’s reaction time and short-term memory. <stro...
Background: one of the most important individual factors that affect the acceptance and effectiveness of mobile learning is readiness. The aim of this study is to assess the Mobile Learning Readiness in dental students of Zanjan University of Medical Sciences in 2018-2019. Methods: In this descriptive crosssectional study, a total of 355 dental students at Zanjan University of Medical Scie...
As the demand for higher transmission rates and spectral efficiency is steadily increasing, the research and development of novel mobile communication systems has gained momentum. This paper focuses on providing a comprehensive survey of research and development activities on fifth generation mobile communication systems in Japan. We try to survey a vast area of wireless communication systems a...
today, mobile phone as one of manifestations of new communication technology plays an important role in human individual and social life and it is included an inseparable part in their daily relations so that we can claim that life is impossible without it for many of people or at least it doesn't have any desirability. the influence of mobile phone applications in life different matters, ...
Background: A lot of investigations exist on the biological effects of radiofrequency and microwave radiation however only a few studies have considered non-carcinogenic exposure to radiations specifically from mobile phones. Objectives: To introduce some subjective neurological symptoms in mobile phone users. Materials and Methods: In this cross-sectional descriptive study conducted from March...
Background: The health effect of rapidly increasing everyday exposure of humans to radiofrequency radiation is a major global concern. Mobile phone jammers prevent the mobile phones from receiving signals from base stations by interfering with authorized mobile carriers’ services. In spite of the fact that mobile jammer use is illegal, they are occasionally used in offices, shrines, confe...
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