نتایج جستجو برای: cellular phones

تعداد نتایج: 451599  

2003
Yang-Cheng Lin Hsin-Hsi Lai

The purpose is to examine the design optimization on product forms. The optimum combinations of form elements of a product are examined using the grey relational analysis model. To predict and infer the design optimization in the future, Neural Networks models are used. This study focuses on investigating and categorizing of various cellular phones in the consuming market. Fifty-four cellular p...

2004
M. E. Lutman

GUARD Project: GSM cellular phones and the hearing system: effects of exposure of Sprague-Dawley rats and combined effects of gentamicin and microwaves exposure in Guinea-pigs. Progress report SVM-based criterion for classification and variable selection in AEPs recorded under electromagnetics fields. Effects of the electromagnetic field of mobile telephones on hearing of humans and rats. Study...

2014
Gurjinder Singh Jaswinder Singh

Present paper discusses the working methodologies used for drop test. Engineers widely used physical testing method to investigate the behaviour of cellular phone during drop test. It is very costly, time consuming and complex. Finite element analysis provides numerical models without spent so much money on physical testing methods. Drop test simulation is one of the important tool uses for the...

2002
Virginia P. Sisiopiku

This extensive growth of cellular telephone use around the world is due to the tremendous and rapid advances in the field of wireless communications. Moreover, the societal pressures for increased efficiency, and an improved sense of safety associated with the availability of a cell phone contributed to a dramatic increase in cellular telephone use by drivers in vehicles. It is estimated that m...

Journal: :International journal of multidisciplinary research and analysis 2021

Technology has always flourished for the gain of mankind. Broadly speaking, all cellular phones, laptops and computers belong to technological devices. Thus, students used these devices learning. This quantitative inquiry investigated use its relationship their academic performance. Hence, a researcher-made questionnaire was utilized answer descriptive inferential questions. It found out that t...

Journal: : 2023

Cell phones, also known as mobile or portable have become an essential part of contemporary communication technologies. In some regions the world, they are even only available means communication, so well-liked for allowing people to communicate with one another without having any impact on their movements. phones becoming increasingly popular, more than 50% in nations owning one. The industria...

2011
Sham S. Bhat Sundeep Hegde Shailaja Salian

Objective: The use of cellular telephones by medical personnel and the associated nosocomial transmission of pathogens have not been thoroughly examined. The objective of this study was to determine the incidence of bacterial colonisation on mobile phones of Healthcare workers (HCWs) and its accompanying resistance to commonly used antimicrobials in a medical and dental hospital in India. Metho...

Journal: :مجله علوم اعصاب شفای خاتم 0
babak khodaie shefa neuroscience research center, khatam alanbia hospital, tehran, iran. mahmoud lotfinia a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. shahid beheshti university of medical sciences, tehran, iran. ahmad ali lotfinia shefa neuroscience research center, khatam alanbia hospital, tehran, iran. milad ahmadi a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. faculty of veterinary medicine, islamic azad university, karaj branch, karaj, iran.

reviews in many countries indicate that drivers often talk on mobile (cell) phones. studies have been done on possible effects of concurrent mobile phone use on driving performance. previous studies have found that phone talking could impairs performance on simulated or instrumented driving tasks, using such measures as reaction time, following distance, and situational awareness. most of these...

2007
Mohamed Jemni Oussama El Ghoul Nour Ben Yahia Mehrez Boulares

Cell phones became extremely popular devices considering their vast utility world wide. However, making cell phones accessible to the deaf and hard-of-hearing community is still a challenge. Main available products on the market for this community offer no more than the possibility to boost/amplify volume. Many cellular provides individual cell phone models which are hearing aid compatible and ...

2004
Jim Rasmusson Fredrik Dahlgren Tord Nilsson

The introduction of third-generation mobile terminals has been accompanied by a rapid evolution in support for multimedia. Apart from video telephony, which requires special access bearers, the primary driver of this evolution is not third-generation mobile telecommunications technology. The real driver stems from audio and imaging applications made popular through other devices, and through ad...

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