mobile system multiple access
Effect of Slow Fading and Adaptive Modulation on TCP/UDP Performance of High-Speed Packet Wireless Networks
White Paper The solutions target upcoming mobile wireless systems such as IEEE 802.16e wireless MANs (Metropolitan Area Networks) where adaptive modulation is enabled and the underlying medium access scheme is On-Demand Time Division Multiple Access (On... [05 Dec 2007]
IT Service Provider Boosts Productivity and Cuts Costs With Unified Messaging Solution
White Paper The new system supports a high-performance work environment that provides real-time access to multiple communications, enhances message speed and stability, and streamlines access for mobile workers, increasing productivity. [28 Sep 2007]
Glass Manufacturer Cuts Costs, Increases Productivity With Microsoft Exchange Solution
White Paper From multiple locations, employees can now use the Microsoft Office Outlook 2003 messaging and collaboration client, Microsoft Office Outlook Web Access, and a variety of mobile devices to send and receive e-mail messages. [28 Sep 2007]
Accessing Web Educational Resources From Mobile Wireless Devices
White Paper Searching for the proper interface to access multiple resources from a mobile computer the authors have selected an approach based on self-organized hypertext maps. This paper addresses the issue of finding and accessing online educational... [20 Jul 2007]
GPRS - How Does It Work and How Good Is It?
White Paper GPRS (general packet radio service) is a new non-voice service that is being added to existing IS-136 TDMA (time division multiple access) networks in the United States and GSM (Global System for Mobile Communications) networks in the United... [16 Jul 2007]
EDGE- Introduction of High Speed Data in GSM/GPRS Networks
White Paper This white paper is intended for global system for mobile communications (GSM) operators interested in understanding Ericsson's view on how enhanced data for global evolution (EDGE) can play an important role in the evolution toward wideband code... [26 Jun 2007]
Carrier Separated OFDM Systems for Multiaccess Wireless Communications
White Paper A carrier separated OFDM system is proposed to support high data rates in mobile multiple access environments. The performance is comparable to that of a frequency hopped OFDM system. While promising robustness against multipath fading, the... [18 Apr 2007]
"The Distributors" Use WAN to Mobilise Sales Force
White Paper The challenge was to have 100% accurate sales with a mobile worker access. The solution was to use a wireless mobile sales system. The ACR Group created a custom software solution that can upload all product details, multiple customer histories and... [16 Apr 2007]
Equalization and Multi-User Detection for OFDM-Based CDMA Schemes
White Paper In an Orthogonal Frequency Division Multiplexing (OFDM) based Code Division Multiple Access (CDMA) system, the spreading schemes will suffer loss of orthogonality between code-words of different users. [14 Apr 2007]
The Performance of OFDM-SDMA Systems With Power Amplifier Non-Linearities
White Paper The introduction of an array antenna system in the base station of a mobile communication system increases the spectral efficiency, reducing the co-channel interference and increasing the reuse factor of the systems. [11 Apr 2007]
Research Institute Replaces Lotus Notes With Exchange Server 2007 Messaging Solution
White Paper The new solution offers enhanced calendar and e-mail management features and gives users options for remote and mobile access. The system is far more stable and reliable, and administrators are able to enforce more stringent access and security... [13 Feb 2007]
So what is convergence anyway?
Comment For instance, a 500 minute allowance could be spread between fixed and mobile calls, or broadband access could also include wi-fi and HSDPA surfing as well as ADSL. Half of them think it also refers to the integration of fixed and mobile solutions. [07 Dec 2006]
Comparison of Time Slot Allocation Strategies for CDMA/TDD Systems
White Paper The Code Division Multiple Access system with Time Division Duplex mode (CDMA/TDD system), adopting unbalanced slot allocation between uplink and downlink, is a good solution for this traffic asymmetry. [10 Nov 2006]
Design of Spread Spectrum Multicode CDMA Transport Architecture for Multimedia Services
White Paper This paper investigates a new application of the well-known Spread Spectrum Code Division Multiple Access (SS-CDMA) techniques to multimedia services related to the development of the next-generation wireless mobile networks interconnecting with a... [10 Nov 2006]
Efficient Video Transmission Over Correlated Nakagami Fading Channels for IS-95 CDMA Systems
White Paper It further considers a coherent DS-CDMA system for the forward link (base-to-mobile) in both single-cell and multiple-cell environment. This paper deals with the problem of efficient transmission of video signals over generalized fading channels in... [10 Nov 2006]
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