The mobile users’amount has been getting an exponential increase with the development of mobile telecommunications industry, and the radius of micro cell has been reduced to less than 100 meters with so limited frequency resources. It is of much value for the engineering and the market to develop the practical frequency planning and optimization software
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The mobile users’amount has been getting an exponential increase with the development of mobile telecommunications industry, and the radius of micro cell has been reduced to less than 100 meters with so limited frequency resources. It is of much value for the engineering and the market to develop the practical frequency planning and optimization software
(Read More…)
Along With the construction of local mobile network stations, the network of universal coverage has solved, the subsequent challenge is how to maximize the communication between local networks of ascension quality to meet increasing user need, Improve the network’s quality and the network coverage, not only can establish operators in the user’s good image, but
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With the development of society and economy,people on the mobile communication and taller to the requirement of more and more high.In some special situations also needs a high level of communication quality,High-speed railway is one kind of important special scene.With the speed railway opened,high-speed railway network coverage of the communication network have become increasingly demanding.Since
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The type of business of mobile communications has become increasingly diverse, in addition to traditional voice and data services, e-commerce, mobile phone online shopping, travel and other new mobile phone application services gradually rise, lots of sensitive data are transmitted over wireless channel.Thus, the security requirements of mobile communications networks are becoming higher and higher,the
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With the development of telecommunications, the high real-time business with large data volume has played an important part in mobile communications nowadays. Modern wireless communications is developing to the direction of broadband, high-speeding, intelligent and comprehensive. As users’increasing demands for services provided by today’s communication systems, orthogonal frequency division multiplexing (OFDM) technology is concerned by
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Quality of network is the lifeline of telecom operators. It makes a direct impact on thelevel of service and determines consumers’ satisfaction. So how to stabilize and improvequality of mobile network is a major issue faced by telecom operators.Data mining is one of most popular research of IT. With data mining, useful informationcan be found
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With the development of Shanghai Economic and Social, the totaltraffic demand is showing a trend of rapid, sustained growth of urban railtransit. Shanghai Rail Transit (also known as Shanghai Metro) alreadyhas11operating lines (excluding the maglev line). It’s the world’s longesturban rail transit system.Research and design wireless networks and mobile communicationsfor Shanghai Metro can improve the
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As development of mobile communications technology and the continuous the popularity of mobile supported Java programs, the Java language mobile value-added application services has been increasing. Mobile game business are particularly among mobile phone users, operators and SP. WAP technology in the mobile communications made Internet business be access by user anywhere, anytime. From any
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There are greater demands to provide a more flexible, reconfigurable and scalable security mechanism that can keep up with the mobile hosts fast evolving into full-fledged IP-enabled devices along with the development of 3G and B3G (Beyond 3G) technology. The SSL Authentication and Key Agreement (AKA) mechanism, combined with Public Key Infrastructure (PKI) can enhance
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