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unified communications
(35926 results)-
White Papers
Relay Channel With Private Messages
October 1, 2007 12:00am PDT
The Relay Channel with Private Messages (RCPM) is a generalized relay channel model where in addition to the traditional communication from source to destination (assisted by relay), the source...
Provided by: Institute of Electrical and Electronics Engineers
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White Papers
Cooperative Strategies and Achievable Rate for Tree Networks With Optimal Spatial Reuse
October 1, 2007 12:00am PDT
In this paper, a low-complexity cooperative protocol that significantly increases the average throughput of multihop upstream transmissions for wireless tree networks is developed and analyzed. A...
Provided by: Institute of Electrical and Electronics Engineers
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White Papers
Shareholder-efficient Production Plans In A Multi-period Economy
October 1, 2007 12:00am PDT
The authors propose an objective for the firm in a general model of production economies extending over time under uncertainty and with incomplete markets. Trading in commodities and shares of...
Provided by: Universite Catholique de Louvain
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White Papers
Overload Traffic Management for Sensor Networks
October 1, 2007 12:00am PDT
There is a critical need for new thinking regarding overload traffic management in sensor networks. It has now become clear that experimental sensor networks (e.g., Mote networks) and their...
Provided by: Association for Computing Machinery
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White Papers
Advisors And Asset Prices: A Model Of The Origins Of Bubbles
October 1, 2007 12:00am PDT
The authors develop a model of asset price bubbles based on the communication process between advisors and investors. Advisors are well-intentioned and want to maximize the welfare of their...
Provided by: National Bureau of Economic Research
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White Papers
Social Networks And Access To Health Care Among Mexican-Americans
October 1, 2007 12:00am PDT
This paper explores social networks and their relationship to access to health care among adult Mexican-Americans. The authors use data from the Medical Expenditure Panel Survey (MEPS) linked to...
Provided by: National Bureau of Economic Research
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White Papers
Communication-Centric Energy Conservation for Multi-Hop Wireless Networks
October 1, 2007 12:00am PDT
Energy conservation is one of the greatest challenges in multi-hop wireless networks due to the ever-increasing energy requirements of wireless devices and the slow advancement of battery...
Provided by: University of Illinois
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White Papers
Automatic Behavior Generation of Artificial Fish Using Elasticity Momentum
October 1, 2007 12:00am PDT
Digital Creatures are characters like real animals, plants or virtual livings which are restored using digital technology, and they are used widely as digital library in contents like a picture,...
Provided by: DONGSHIN UNIVERSITY
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White Papers
The Eigenmode Transmission Coupled With Space-Time Codes in Adaptive Power Allocation MIMO Systems
October 1, 2007 12:00am PDT
For the wireless communication systems coupled with multiple transmit receive antennas and Orthogonal Frequency-Division Multiplexing (OFDM), data sub-streams can be directed along orthogonal...
Provided by: Xian Jiaotong University
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White Papers
Failure Detection in Communication Systems
October 1, 2007 12:00am PDT
The purpose of this paper is to demonstrate the Sample Space Algorithm that can be used to monitor the QoS and, while monitoring, detect the occurrence of failures in wireless and wireline...
Provided by: Portal Unicamp
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White Papers
The Distributed Authentication Login Scheme
October 1, 2007 12:00am PDT
In recent years, many organizations have shifted their computing facilities from central main frames to servers accessed from personal computer via inter- or intra-network. In this situation, the...
Provided by: Inha University
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White Papers
Resynchronization Interval of Self-Synchronizing Modes of Block Ciphers
October 1, 2007 12:00am PDT
In some communication systems, some of the transmitted bits or bit groups are lost or, on the contrary, repeated. Lost or repeated bits or bit groups are called slips. In the case of cipher...
Provided by: Brno University of Technology
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White Papers
Social Value Of Public Information: Testing The Limits To Transparency
October 1, 2007 12:00am PDT
Transparency has become an almost universal virtue among central banks. The paper tests empirically, for the case of the Federal Reserve, two hypotheses about central bank transparency derived...
Provided by: European Central Bank
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White Papers
Energy Reduction Through Crosstalk Avoidance Coding in Networks on Chip
October 1, 2007 12:00am PDT
Commercial designs are currently integrating from 10 to 100 embedded processors in a single System on Chip (SoC) and the number is likely to increase significantly in the near future. With this...
Provided by: Reed Elsevier
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Webcasts
On-demand Webinar: Five Steps to Increasing Productivity and Profitability with Email Hosting
October 1, 2007 12:00am PDT
Many organizations are realizing significant gains in productivity and profitability with hosted email and mobile messaging services. What are some of the main benefits of hosted messaging and...
Provided by: USA.NET
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Book Chapters
How To Plan And Execute Strategy
October 1, 2007 12:00am PDT
How to Plan and Execute Strategy provides you with 24 practical steps for creating, implementing, and managing market-defining, growth-driving strategies. Encompassing every stage of the strategic...
Provided by: McGraw-Hill Companies
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Book Chapters
Perfect Phrases For Managers And Supervisors
October 1, 2007 12:00am PDT
Communication is the single most important key to a manager's success. What you say - and how you say it - sets the tone for every personal interaction, whether you're dealing with a troublesome...
Provided by: McGraw-Hill Companies
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Book Chapters
Perfect Phrases For Setting Performance Goals
October 1, 2007 12:00am PDT
In their previously published, top-selling book Perfect Phrases for Performance Reviews, Robert Bacal and Douglas Max described past employee performance. In Perfect Phrases for Setting...
Provided by: McGraw-Hill Companies
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White Papers
Cross-Layer Design for End-to-End Throughput and Fairness Enhancement in Multi-Channel Wireless Mesh Networks
October 1, 2007 12:00am PDT
In this paper, the authors study joint rate control, routing and scheduling in multi-channel Wireless Mesh Networks (WMNs), which are traditionally known as transport layer, network layer and MAC...
Provided by: Institute of Electrical and Electronics Engineers
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White Papers
Performance Analysis of Orthogonal Frequency and Code Hopping Multiplexing
October 1, 2007 12:00am PDT
Beyond-3G wireless communication systems should support packet traffic with both low/medium rate and high rate services. Scheduling-based resource allocation schemes may cause a problem in...
Provided by: Institute of Electrical and Electronics Engineers
