tdma - cdma in white papers
GPRS White Paper
White Paper The General Packet Radio System (GPRS) is a new service that provides actual packet radio access for mobile Global System for Mobile Communications (GSM) and time-division multiple access (TDMA) users. [02 Sep 2008]
Proportionally Fair Allocation of End-to-End Bandwidth in STDMA Wireless Networks
White Paper This paper considers the problem of designing distributed mechanisms for joint congestion control and resource allocation in spatial-reuse TDMA wireless networks. The design problem is posed as a utility maximization... [11 Jul 2008]
Ericsson Delivers the World's First Co-Existent TDMA, GSM and GPRS Networks for Rogers AT&T Wireless
White Paper When Rogers AT&T wireless made the strategic decision to launch state-of-the-art GSM and GPRS networks and an IP backbone in addition to their existing TDMA network, it chose Ericsson as its exclusive supplier. [03 Jul 2008]
Revolutionary Technology and Service Excellence From Ericsson Paves the Way for GTE Telecommunication Services
White Paper The Mobility Gateway facilitates global roaming across the world's two largest wireless 'footprints' GSM and Time Division Multiple Access (TDMA), and enables GTE TSI to generate new revenue streams from end-users eager... [03 Jul 2008]
Turbo Coded Modulation for High-Throughput TDMA Systems
White Paper A high level modulation (8-PSK) was introduced in the evolution of GSM or EDGE. Using this modulation the maximum data throughput which can be achieved in the EGPRS protocol is 473.6kbps. For the next generation of mobile communications... [03 Jul 2008]
Multiuser OFDM Capacity Analysis With Partial Channel Information
White Paper The capacity gain using adaptive resource allocation over fixed resource allocation such as time division multiple access (TDMA) and frequency division multiple access (FDMA) was evaluated. This paper studies multiuser... [10 Apr 2008]
The Waiting Time Distribution for a TDMA Model With a Finite Buffer
White Paper This paper obtains detailed analytic formulas for the density and probability distribution of the waiting time in a TDMA model with a finite buffer. On successive intervals of length equal to the duration of a slot, the... [10 Apr 2008]
Software TDMA for VoIP Applications Over IEEE802.11 Wireless LAN
White Paper An emerging killer application for enterprise Wireless LANs (WLANs) is Voice over IP (VoIP) telephony, which promises to greatly improve the reachability and mobility of enterprise telephony service at low cost. [06 Dec 2007]
High Bitrate Modem Architecture (WIND-FLEX) Wireless LAN: The MAC, the Scheduler and Their Performance
White Paper The access scheme is TDMA at data rates ranging from 64 Kbps to 100 Mbps over a 50 MHz channel at 17 GHz. A novel Wireless Local Area Network (WLAN) currently developed in the WIND-FLEX project(Wireless Indoor Flexible... [06 Dec 2007]
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... [06 Dec 2007]
Efficient Interference-Aware TDMA Link Scheduling for Static Wireless Networks
White Paper Using a mathematical formulation, the paper develops synchronized TDMA link scheduling that optimize the networking throughput. This paper studies efficient link scheduling for a multihop wireless network to maximize its... [31 Aug 2007]
RID: Radio Interference Detection in Wireless Sensor Networks
White Paper The interference detection results are used to design real collision-free TDMA protocols. In wireless sensor networks, many protocols assume that if node A is able to interfere with node B's packet reception, then node B... [25 Aug 2007]
Scheduled Persistence for Medium Access Control in Sensor Networks
White Paper For many applications, periodic reports are desirable suggesting the need for a time division (TDMA) access scheme. However for many reasons, including non-uniformity of deployment and the large number of sensor nodes... [23 Aug 2007]
Z-MAC: A Hybrid MAC for Wireless Sensor Networks
White Paper This paper presents the design, implementation and performance evaluation of a hybrid MAC protocol, called Z-MAC, for wireless sensor networks that combines the strengths of TDMA and CSMA while offsetting their weaknesses. [01 Aug 2007]
Energy and Spatial Reuse Efficient Network Wide Real-Time Data Broadcasting in Mobile Ad Hoc Networks
White Paper Channel access is regulated through a distributed TDMA scheme maintained by the clusterheads. This paper presents NB-TRACE, which is an energy-efficient network-wide voice broadcasting architecture for mobile ad hoc... [01 Aug 2007]
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