نتایج جستجو برای: net calls reduces as mobile operators charge a premium for off

تعداد نتایج: 16508969  

Journal: :IEICE Transactions 2005
Minoru Ohmikawa Hideaki Takagi Sang-Yong Kim

We propose a new call admission control (CAC) scheme for voice calls in cellular mobile communication networks. It is assumed that the rejection of a hand-off call is less desirable than that of a new call, for a hand-off call loss would cause a severe mental pain to a user. We consider the pains of rejecting new and hand-off calls as different costs. The key idea of our CAC is to restrict the ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1392

abstract due to the growing importance and influence of the self of the teacher in the field of educational and cognitive psychology, the current study intended to investigate the relationship between three teacher qualities and characteristics, i.e. teacher self efficacy, self regulation, and success as perceived by their learners. the study aimed at finding whether teacher self efficacy an...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the present study has tried to accomplish an analysis of margaret atwood’s novels oryx and crake, and the year of the flood in the light of posthuman and cyborg theories. considering posthumanism as a critical reading of some notions of humanism focus of which in this thesis has been identity, new definitions for humanity and human identity are formed. haraway’s cyborg, as one possible new figu...

Journal: :journal of biomedical physics and engineering 0
s. m. j. mortazavi professor of medical physics, medical physics department, school of medicine, shiraz university of medical sciences, shiraz, iran m. motamedifar associate professor of microbiology, department of bacteriology, school of medicine and shiraz hiv/aids research center (sharc), shiraz university of medical sciences, shiraz, iran a. r. mehdizadeh assistant professor of medical physics, medical physics department, school of medicine, shiraz university of medical sciences, shiraz, iran g. namdari student research committee, school of medicine, shiraz university of medical sciences, shiraz, iran m. taheri lecturer of microbiology, laboratory sciences department, school of allied medical sciences, shiraz university of medical sciences, shiraz, iran

background: pre-exposure to radiofrequency radiations of mobile phones would significantly increase the survival rate of exposed animals compared to those exposed to a lethal dose of gamma radiation alone. stimulation of the immune system is believed to be a key mechanism for the induction of this phenomenon, the so-called “adaptive response.” the immune system protects organisms against infect...

Journal: :روانشناسی تربیتی 0
مهدی شاه محمدی عضو باشگاه پژوهشگران دانشگاه آزاد واحد تهران مرکز محمدحسن ترابی عضو باشگاه پژوهشگران دانشگاه آزاد واحد تهران مرکز

mobile phone technology means that it has become a very efficient tool. the development of tools and reduce its price, makes it all the segments of the from the old to the young do not go out of the house without their cell phone and the most essential tool with which they have. this has caused most organizations and service agencies also offer mobile services based on their. list of the quran,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1389

abstract the present research is prepared to study the culture of tea consuming among iranian. the case group which was statistically used for this study was people of lahijan , about four hundred wich were chosen according to their age , gender , education and occupation , randomly selected to fill the questionnaire . then the data collected through the questionnaire was analyzed according ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1392

the present study was an attempt to compare the effect of peer metalinguistic corrective feedback on elementary and intermediate efl learners speaking ability to see which level benefits more from this type of feedback. to this end, 117 female efl learners at grade 3, al-zahra high school in kermanshah, iran were non-randomly chosen. the homogeneity of the participants was attained through a pi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1388

a major concern in the last few years has been the fact that the cultural centers are keeping distance with what they have been established for and instead of reproducing the hegemony, they have turned into a place for resistance and reproduction of resistance against hegemony. because the cultural centers, as urban public spaces in the last two decades, have been the subject of ideological dis...

Objectives Advances in the electronic communication technologies, despite a lot of benefits, have exposed the youth to some threats such as sexting. This study aimed to determine the youth access to mobile phone and the prevalence of sexting in high school students in Rafsanjan City, Iran. Methods The study was a cross-sectional local survey of 944 high school students in Rafsanjan using strat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1388

plagiarism in esl/efl learning contexts has been established as a dynamic and multi-layered phenomenon and has become a topic engaging many researchers in a heated debate in recent years. comparisons of student-generated texts with their source texts have shown that students rely on source texts in their writings and copying is a major strategy used by both l1 and l2 writers. in our country a...

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