نتایج جستجو برای: mobile telephone exchange

تعداد نتایج: 386285  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 1387

چکیده ندارد.

Journal: :acta medica iranica 0
m. shayani-nasab s. a. safavi naiianni m. r. fathol alolomi a. makaremi

the exposure to electromagnetic field emitted by mobile telephones is increasing rapidly worldwide that causes side effects, including thermal and non thermal side effects. ear proximity to electromagnetic source may lead to greater damage and side effects, including hearing loss. this study was performed to assess the chronic effect of exposure to electromagnetic field of mobile telephones on ...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2013
ahmed m. abdel rahman isam o. fadol

the objective of this study was to assess the influence of some socioeconomic characteristics on purposes for which mobile phone was used by small scale farmers in the gezira state, sudan. the total number of small- scale farmers in the state for 2013-2014 growing season was estimated to be 5000. ten percent of the population was used using the simple random sampling technique. the collected da...

2005
Gennadi Kazakevitch Luba Torlina Sharon Hendricks

The example of the youth mobile phone market is used for pilot empirical testing of a model of consumers’ decision making, based on common features of consumer behaviour in mature markets of information and high technology products. Firstly, we discuss the key properties of mature high technology markets which affect market behaviour and strategies. These properties include: established custome...

2005
Richard Lee Jamie Murphy

This study investigates determinants that cause mobile phone customers to transit from being loyal to switching. By examining what keeps customers loyal, and then examining what provokes or entices the same customers to switch, the findings suggest that the transition from loyalty to switching may be due to changes in the underlying determinants as well as new determinants. The study concludes ...

Journal: :Management Science 2006
Mengze Shi Jeongwen Chiang Byong-Duk Rhee

In this paper we study how a reduction of consumer switching costs may affect market competition in the wireless telecommunication industry. The reduction of switching costs can be achieved through the implementation of a regulatory policy called Wireless Number Portability (WNP) that allows consumers to retain the same phone numbers when they switch service providers. By r educing consumers' s...

Journal: :international journal of agricultural science, research and technology in extension and education systems 0
franklin nlerum department of agricultural and applied economics/extension, rivers state university of science and technology, nkpolu-oroworukwo anthony nnodim department of technical and science education, rivers state university of science and technology, nkpolu-oroworukwo

the study comparatively identified the benefits of mobile telephone to users in selected rural and urban locations in obio/akpor local government area of rivers state, nigeria. stratified and simple random sampling techniques were used in selecting 60 rural and 60 urban phone users to have a total sample size of 120 respondents. structured questionnaire was used to generate data that were analy...

Journal: :Computer Communications 2011
Johann Márquez-Barja Carlos Miguel Tavares Calafate Juan-Carlos Cano Pietro Manzoni

Wireless technologies, under the ‘‘Anywhere, Anytime’’ paradigm, offer users the promise of being always attached to the network. Mobile devices enabled with multiple wireless technologies make possible to maintain seamless connectivity in highly dynamic scenarios such as vehicular networks (VNs), switching from one wireless network to another by using vertical handover techniques (VHO). In thi...

Ahmed M. Abdel Rahman Isam O. Fadol

The objective of this study was to assess the influence of some socioeconomic characteristics on purposes for which mobile phone was used by small scale farmers in the Gezira State, Sudan. The total number of small- scale farmers in the State for 2013-2014 growing season was estimated to be 5000. Ten percent of the population was used using the simple random sampling technique. The collected da...

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