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unified communications
(15486 results)-
White Papers
Comparison: Email and collaboration platforms
June 8, 2012 12:00am PDT
Email is indispensable — few applications are more critical to the success of a small or midsize business. From its origins as a communications tool, email has become the de facto archive of...
Provided by: VMware
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White Papers
Joint Source-Channel Coding for the Multiple-Access Relay Channel
June 7, 2012 12:00am PDT
Reliable transmission of arbitrarily correlated sources over Multiple-Access Relay Channels (MARCs) and Multiple-Access Broadcast Relay Channels (MABRCs) is considered. In MARCs, only the...
Provided by: Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
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White Papers
Robust Tracking of Small-Scale Mobile Primary User in Cognitive Radio Networks
June 1, 2012 12:00am PDT
In Cognitive Radio Networks (CRNs), secondary users must be able to accurately and reliably track the location of small-scale mobile primary users/devices (e.g., wireless microphones) in order to...
Provided by: Institute of Electrical & Electronic Engineers
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White Papers
Energy Efficient Target Tracking Algorithm Based on Sleep Scheduling in Wireless Sensor Networks
May 25, 2012 12:00am PDT
With the recent technology improvement of Micro-Electro-Mechanical Systems (MEMS), large-scale wireless sensor networks are envisioned to be widely applied in various applications such as...
Provided by: AICIT
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White Papers
What is SSL and what are SSL certificates?
May 24, 2012 12:00am PDT
Secure Socket Layer (SSL) certificates are widely used to help secure and authenticate communications both on the internet and within organisational intranets. Using SSL certificates on your...
Provided by: Thawte
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White Papers
Residue Code Based Low Cost SEU-Tolerant FIR Filter Design for OBP Satellite Communication Systems
May 18, 2012 12:00am PDT
With the development of satellite communications, On-Board Processing (OBP) obtains more and more attentions due to the increased efficiency and performance. However, the large amounts of digital...
Provided by: Springer Science+Business Media
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White Papers
Interrupt Based Switching for Multi-Cluster FlexRay Systems
May 18, 2012 12:00am PDT
This paper deals with a new straightforward approach to significantly increase the bandwidth usage in FlexRay networks. The authors propose a new hardware component, termed FlexWay that...
Provided by: MIT Publications
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White Papers
A Cluster Based Proxy Mobile IPv6 for IP-WSNs
May 17, 2012 12:00am PDT
The Sensor Proxy Mobile IPv6 (SPMIPv6) has been designed for IP-based wireless sensor networks mobility to potentially save energy consumption by relieving the sensor nodes from participating in...
Provided by: Springer Science+Business Media
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White Papers
Power Allocation for Multiuser Cooperative Communication Networks Under Relay Selection Degree Bounds
May 15, 2012 12:00am PDT
This paper considers the joint power allocation and relay selection problem in multiuser cooperative communication networks, where one user can only seek a limited number of relays for...
Provided by: The Chinese University of Hong Kong
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White Papers
DirectPath: High Performance and Energy Efficient Platform I/O Architecture for Content Intensive Usages
May 11, 2012 12:00am PDT
With the widespread development of cloud computing and high speed communications, end users store or retrieve video, music, photo and other contents over the cloud or the local network for...
Provided by: Association for Computing Machinery
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White Papers
Joint Optimal Sensor Selection and Scheduling in Dynamic Spectrum Access Networks
May 8, 2012 12:00am PDT
Spectrum sensing is key to the realization of dynamic spectrum access. To protect primary users' communications from the interference caused by secondary users, spectrum sensing must meet the...
Provided by: Institute of Electrical & Electronic Engineers
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White Papers
Managing Smart Grid Information in the Cloud: Opportunities, Model, and Applications
May 5, 2012 12:00am PDT
Smart Grid (SG), regarded as the next generation electric grid, will use advanced power, communication, and information technologies to create an automated, intelligent, and widely distributed...
Provided by: Institute of Electrical & Electronic Engineers
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White Papers
Security Issues in Distributed Multihop WiMAX Networks
May 5, 2012 12:00am PDT
In this paper, the authors study the existing standards in multihop WiMAX networks and their security issues. For secured communications, it is necessary to have hop-by-hop authentication for any...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
Reducing Message Overhead in On-Demand Mesh Based Multicast Routing Protocols
May 5, 2012 12:00am PDT
In wireless networks, due to limited battery power, it is crucial to reduce the transmission overhead and power consumption. In this paper, the authors discuss how to achieve low transmission...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
On Demand Routing Protocols in Manet
May 5, 2012 12:00am PDT
A Mobile Ad Hoc NETwork (MANET) is a network consisting of a set of mobile hosts capable of communicating with each other without the assistance of base stations. The dynamic topology of a mobile...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
Capacity Analysis of MIMO Systems
May 5, 2012 12:00am PDT
Multiple-Input Multiple-Output (MIMO) Systems are used in wireless communication for enhancement of capacity. The main aim of this paper is to carry out investigations of MIMO system capacity and...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
Space Time Block Codes: An Overview
May 5, 2012 12:00am PDT
The demand for mobile communication systems with high data rates has dramatically increased in recent years. New methods are necessary in order to satisfy this huge communications demand,...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
A Survey on Trusted Agent-Based On-Demand Routing Protocol in MANET
May 5, 2012 12:00am PDT
Ad-hoc wireless networks are self-organising, infrastructure less networks characterized by dynamic topology, limited channel bandwidth and limited battery power at the nodes. The nodes...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
Implementing Video Data Compression Along With Network Coding in Video Multicast
May 5, 2012 12:00am PDT
This paper presents a technical review to real time Video Multicast. In this paper Video Multicast technique is being described and to improve the quality and efficiency using network coding and...
Provided by: Universal Association of Computer and Electronics Engineers
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White Papers
Priority Based Energy-Efficient Data Forwarding Algorithm in Wireless Sensor Networks
May 5, 2012 12:00am PDT
A Wireless Sensor Network (WSN) can be described as a collection of untethered sensor nodes. An important application of WSN is in the field of real-time communication. Real-time communication is...
Provided by: Universal Association of Computer and Electronics Engineers
