Wide Area ( High Mobility ) Local Area ( Low Mobility )

نویسنده

  • Pradeep Shah
چکیده

Wireless communication systems will be one of the biggest drivers of semiconductor products over the next decade. This paper provides an overview of current developments in this explosive market, looks at future product requirements and relates those needs with technology projections. Three key technologies are discussed: basic semiconductor processes, digital signal processing, and RF systems and circuits.

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Understanding Temporal Human Mobility Patterns in a City by Mobile Cellular Data Mining, Case Study: Tehran City

Recent studies have shown that urban complex behaviors like human mobility should be examined by newer and smarter methods. The ubiquitous use of mobile phones and other smart communication devices helps us use a bigger amount of data that can be browsed by the hours of the day, the days of the week, geographic area, meteorological conditions, and so on. In this article, mobile cellular data mi...

متن کامل

OFDM for High Data Rate, High-Mobility, Wide-Area Wireless Communications

In recent years, there has been considerable growth in interest in wireless access to wide area data networks at high data rates. This growth has been fuelled by the simultaneous development of the high-speed wired data networks (e.g., the Internet), wide-spread availability of powerful mobile computing devices, rapidly dropping prices for increasingly sophisticated electronic devices, plus the...

متن کامل

Modelling Mobile User Behaviour for Future Wireless Networks Using OPNET Modeller Modelling Mobile User Behaviour for Future Wireless Networks Using OPNET Modeller

This paper presents a new mathematical framework of a Scalable Mobility Model (SMM) to characterise user movement behaviour, which can be applied to a wide number of network scenarios ranging from Local Area Networks (LAN) to Wide Area Networks (WAN). The core technique to describe the spatial and temporal behaviour of mobile users is the introduction of a novel concept referred to as Pole of G...

متن کامل

A Real-Time Mobile Newsgathering and Broadcasting System Using MPEG-2 over Wireless LAN 802.11b

We introduce a newsgathering system that features high mobility and wide-area coverage: Mobile Broadcasting Video (MBV) system. According to the original design concept, this system’s transmission channels provide increased mobility and wide area coverage, utilizing wireless LAN and low-orbit satellite technology. Also this system provides audiovisual quality that is comparable to current digit...

متن کامل

Interworking of 3G cellular networks and wireless LANs

The Third Generation (3G) cellular networks provide ubiquitous connectivity but low data rates, whereas Wireless Local Area Networks (WLANs) can offer much higher data rates but only cover smaller geographic areas. Their complementary characteristics make the integration of the two networks a promising trend for next-generation wireless networks. With combined strengths, the integrated networks...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:

دوره   شماره 

صفحات  -

تاریخ انتشار 1994