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Sony Ericsson Mobile Communications (119 results), China Mobile Communications (1 results)
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- Carbon Nanotube Bumps for Thermal and Electric Conduction in Transistor
- The continuous miniaturization of semiconductor chips has rapidly improved the performance of semiconductor products. However, thermal issues that affect semi- conductor chips are becoming more serious. For example, heat transfer has become a very serious problem in the CPUs of personal computers; high-frequency High-Power Amplifiers HPAs of mobile communication systems;...
- White papers 2007-10-01
- Securing the Enterprise - Managing the Challenges of mobile communications
- The mobile phone, laptop and other small smart devices for mobile connection to corporate data all support these needs, allowing access wherever required to fit business processes. This brings its own risks, but businesses depend upon the flexibility delivered by their increasingly mobile and dispersed workforce, so must adopt a...
- White papers 2007-06-07
- BlackBerry patent app would streamline conference call connections
- BlackBerry-maker Research In Motion has applied for a patent that would significantly ease BlackBerry owners use of their devices to connect to audio conference calls.The app is entitled, "System and method for connecting to an audio conference service using a mobile communications device." Ive just linked you to it.Although...
- Blog posts 2007-03-01
- Shenzhen Mobile Uses Intel Active Management Technology to Simplify Remote PC Management and Maintenance
- China Mobile is one of the largest mobile communications companies in the People's Republic of China. The China Mobile Shenzhen Branch covers all administrative districts in the city of Shenzhen, within the Guangdong province, providing mobile communications services to 99.24 percent of the city's Internet surfers and to 100 percent...
- Case studies 2007-03-01
- A Cross-Layer Based Handover for TCP Applications
- In a mobile communication scenario handover functions must be supported in order to keep connection alive switching between different points of access. Moreover, if the infrastructure is composed of different networks or technologies, intersegment handover is necessary to roam from a component to another. The handover function is implemented either...
- White papers 2007-01-18
- WhyMax
- This paper gives a brief overview of currently available and future mobile communication systems, compares their performance in terms of net throughput and mobility and gives a brief understanding of WiMAX solution. Since Wateen has chosen WiMAX for their Radio Access Network RAN, therefore focus will be on WiMAX, its...
- White papers 2006-10-07
- Traffic Overload & Control in a Geomobile System
- A Geomobile system is a geo-stationary satellite-based communication system offering point-to-point voice and data communication services. It provides mobile communication services in various parts of the world using a regenerative satellite among the Mobile Stations and other network nodes, such as Gateways. It is typically based on the modified GSM...
- White papers 2006-10-01
- Feasibility of Adaptive Transmission for Multicarrier and Frequency Hopping Mobile Radio Systems
- This paper addresses feasibility of adaptive transmission for rapidly varying fading channels encountered in mobile communication systems. Due to rapid channel variations and the feedback delay, implementation of adaptive transmission in these channels requires accurate prediction of future channel conditions. The paper describes the design and performance of adaptive transmission...
- White papers 2006-05-31
- Testing of Satellite-Based mobile communication System
- The Testing of Satellite-based Mobile Communication System was undertaken for a customer in USA. The customer was implementing the Base Station Sub System for a satellite based GSM system. The assignment provided a challenging task of testing complex Air Interface Specifications and Ground Sub System. Aricent also had the full...
- Case studies 2006-03-10
- Service-Oriented Bandwidth Borrowing Scheme for Mobile Multimedia Wireless Networks
- Multimedia applications (audio phone, video on demand, video conference, file transfer, etc.) will be integrated into future mobile communication systems. Bandwidth is the most critical resource in mobile multimedia wireless networks. Due to mobile user mobility and limited bandwidth in the mobile wireless communications networks, the Quality-of Service QoS guarantee...
- White papers 2006-02-21
- Modular, Cost-Effective, Extensible Avionics Architecture for Secure, mobile communications
- Current onboard communication architectures are based upon an all-in-one communications management unit. This unit and associated radio systems has regularly been designed as a one-off, proprietary system. As such, it lacks flexibility and cannot adapt easily to new technology, new communication protocols, and new communication links. This paper describes the...
- White papers 2006-02-14
- Leading mobile communications Company Accelerates Sales Processing Cycle
- With Fiscal Year 2004 sales of U.S.$31.3 billion, Motorola (NYSE:MOT) is a global Fortune 100 leader in broadband, automotive communications, wireless technologies, and embedded electronic products. The company's Government and Enterprise Mobility Solutions GEMS business provides integrated radio communications and information solutions for public safety, government, and enterprise customers. Widely...
- Case studies 2005-12-01
- Physical Embodiments for mobile communication Agents
- This paper describes a physically embodied and animated user interface to an interactive call handling agent, consisting of a small wireless animatronic device in the form of a squirrel, bunny, or parrot. A software tool creates movement primitives, composes these primitives into complex behaviors, and triggers these behaviors dynamically at...
- White papers 2005-10-23
- A System Dynamics Approach to Modelling a Nationwide mobile communication Market
- The mobile telecommunication industry is becoming one of the most important industries in the world. In the spectrum of wireless communication technologies, digital cellular telecommunication using the Global System of Mobile Communication GSM standard has enjoyed the fastest growth rate. This paper attempts to examine GSM driving factors on a...
- White papers 2005-10-10
- When Data Services Meet mobile communication
- GSM must be succeeded by UMTS if mobile operators wish to remain competitive, retain bandwidth-hungry customers, and access the new revenue streams that will flow from mobile broadband services. The challenge lies in reconfiguring networks to offer new, packet-based services without seriously impacting current network operations and infrastructure, and without...
- White papers 2005-09-01
- MIDP Terminal Emulation, Part 4: Securing Your mobile communications
- This paper discusses the need for securing the communications of mobile applications and describes a simple way to do so. For Internet protocols that operate in the clear, like Telnet, encryption is a must. Bearing in mind the need for host authentication and signed certificates, TLS/SSL provides a quick and...
- White papers 2005-09-01
- The Performance of OFDM-SDMA Systems With Power Amplifier Non-Linearities
- Amplifier nonlinearities affect drastically the performance of Orthogonal Frequency Domain Multiplexing OFDM systems. In this paper, the effects of amplifier nonlinearities is evaluated in OFDM with Space-Division-Multiple-Access SDMA.This paper shows that nonlinear power amplifier reduced dramatically the performance of multiple-antennas OFDM systems. The introduction of an array antenna system in...
- White papers 2005-08-25
- Innovation and Schumpeterian Competition in the mobile communications Service Industry
- The mobile communication industry has been one of the most flourishing sectors within the ICT industry and, in general, within the economy. In the last decade, especially in Europe, the diffusion of mobile phones across the population and the associated revenues has grown at an impressive rate. In this process,...
- White papers 2005-05-19
- Nordic mobile communications market grew 4.0% to 8.2 bln euros in 2004
- Revenues in the Nordic mobile communications market grew by 4.0% during 2004 to 8,200 mln euros, according to Berg Insight. Lower prices can be beneficial for mobile operators since it attracts additional traffic from fixed lines to mobile networks. This fixed-to-mobile substitution trend is already visible, especially in Finland where...
- Blog posts 2005-04-03
- Ericsson: Extending the Lead
- Throughout the 1990s, news and speculation about a new wave of mobile communications - known as the "Third Generation" or "3G" - gathered momentum across Europe. A dedicated team worked to define a sales strategy to help Ericsson position itself to win 3G contracts. By rethinking the sales process -...
- Case studies 2005-03-15
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