نتایج جستجو برای: information and communication infrastructures

تعداد نتایج: 16941251  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

growing demands and requires of high data rate systems cause significant increase of high frequency systems for wideband communication applications. as mixers are one of the main blocks of each receivers and its performance has great impact on receiver’s performance; in this thesis, a new solution for ku-band (12-18 ghz) mixer design in tsmc 0.18 µm is presented. this mixer has high linearity a...

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

this dissertation has six chapter and tree appendices. chapter 1 introduces the thesis proposal including description of problem, key questions, hypothesis, backgrounds and review of literature, research objectives, methodology and theoretical concepts (key terms) taken the literature and facilitate an understanding of national security, national interest and turkish- israeli relations concepts...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده علوم انسانی 1393

colonialism is an important factor in cultural production and many of cultural constructs all over the world. english and english language teaching are at the center of the contemporary world. postcolonial literature, the genre achebe exercised, is a kind of historical text which has become central to different debates and criticisms. in this thesis, different elements related to the colonial...

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

abstract nowadays, the science of decision making has been paid to more attention due to the complexity of the problems of suppliers selection. as known, one of the efficient tools in economic and human resources development is the extension of communication networks in developing countries. so, the proper selection of suppliers of tc equipments is of concern very much. in this study, a ...

Journal: :مدیریت اطلاعات سلامت 0
سیدحسام سیدین استادیار، مدیریت خدمات بهداشتی درمانی، دانشگاه علوم پزشکی تهران، تهران، ایران. حانیه سادات سجادی دانشجوی دکتری تخصصی، مدیریت خدمات بهداشتی درمانی، دانشگاه علوم پزشکی تهران، تهران، ایران و کارشناس ارشد، مدیریت خدمات بهداشتی درمانی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران روح اله زابلی دانشجوی دکتری تخصصی، مدیریت خدمات بهداشتی درمانی، دانشگاه علوم پزشکی تهران، تهران، ایران و مربی، مدیریت خدمات بهداشتی درمانی، دانشگاه علوم پزشکی بقیه اله، تهران، ایران

background: accurate and timely information and communication are vital to adequately prepare individual health organizations for emergency events. the current article investigated health-related communication and information systems for emergency management in iran. methods: the present study was conducted in 2009 with a mixed qualitative and quantitative approach. simple random purposeful sam...

Journal: :Journal of Information Technology 2021

We theorize mobile knowledge workers’ uses of digital and material resources in support their working practices. do so to advance current conceptualizations both “information infrastructures” “digital assemblages” as elements contemporary work. focus on workers they are (increasingly) self-employed (e.g., freelancers, entrepreneurs, temporary workers, contractors), competing for work, collabora...

پایان نامه :موسسه آموزش عالی غیردولتی رودکی تنکابن - دانشکده ادبیات و زبانهای خارجی 1393

abstract this study aimed at investigating the effect of bilingual teaching of cognate words (persian-english) on iranian upper intermediate efl learners’ knowledge of lexical development. for this purpose,100 subjects participated in this study out of which 40 learners were selected for this study and they were assigned into two groups, control and experimental. cross-language cognates (wor...

2012
Nadine Vehring Kai Riemer

Implementing organization-wide ICT infrastructures is a challenging endeavor, even more so when the technology in question is both a network technology and raises privacy concerns among employees. This teaching case introduces students to the German insurance provider FINTOP in the final stages of planning its organization-wide roll-out of the Real Time Communication and Collaboration (RTC) tec...

2016
Timea Pahi Florian Skopik

The information age has led to the merger of various infrastructures, from both business and governmental sectors and their functions, such as information technology, communication and transport systems, banking and finance, energy supply and process control systems. The protection of these systems is essential to resilience and reliability of critical infrastructures and their key resources, c...

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