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Improving The Latency Of 802.11 Hand-Offs Using Neighbor Graphs
White Papers However, the small cell size of WLAN creates frequent hand-offs for mobile users. If the latency of these hand-offs is high, as previous studies have shown, then the users of synchronous multimedia applications such as Voice over IP (VoIP) will...
[May 19, 2006, 0:00]
Time To Get Smarter About Lay-offs
News Making lay-offs match a pattern derived from abstract assumptions or measurements is an arbitrary and unthinking habit. Are lay-offs the only option? These are the questions that every technology company considering lay-offs needs to ask itself...
[October 22, 2001, 14:34]
Companies Look To Recycle PC Cast-offs
News Industry dollars will soon start flowing into pilot programmes looking at the best way to handle an expected avalanche of obsolete computers and other consumer electronics products. The Electronic Industries Alliance plans to announce on Monday...
[October 15, 2001, 11:57]
Degenerate Delay-Capacity Trade-Offs In Ad Hoc Networks With Brownian Mobility
White Papers There has been significant recent interest within the networking research community to characterize the impact of mobility on the capacity and delay in mobile ad hoc networks. In this paper, the fundamental trade-off between the capacity and delay...
[August 10, 2007, 10:10]
Schipol Amsterdam Airport Expands Services Beyond Take-Offs And Landings
White Papers To gain a competitive edge, the Schiphol Group, operator of Amsterdam Airport Schiphol, wanted to expand the level of electronic services offered to its 40 million annual visitors and generate additional sources of revenue.
[March 2, 2004, 11:20]
It Ain't Just Cisco Rip Offs - US Branded Product Is Sus
Talkback Offshoring US jobs to lower cost economies for regular US investor and management greed has carried this risk for years. Products used by the US military and their components and sub assemblies are built from and designed in US vendor's low cost...
[May 22, 2008, 11:28]
Enabling WAP Hand-Offs Between GSM And IEEE 802.11b Bearers With Mobile IP
White Papers The Wireless Application Protocol (WAP) is a protocol stack with a focus on wireless environments designed to work optimally with all wireless bearers. However, WAP does not provide any considerations for user roaming between WAP networks or even...
[November 10, 2005, 0:00]
Programming DSPs Using C: Efficiency And Portability Trade-Offs
White Papers If you want high-performance code for digital signal processors,native C is not the best choice. But it is possible to tune code through extensions to the language. The extensions supported by tools on the market fall into two camps and this...
[August 14, 2003, 0:00]
Roaming Rip-offs Set To Continue
News Businesses can look forward to high and confusing roaming rates when employees access mobile voice and data services abroad for some time to come, experts said on Tuesday. Companies and consumers have been charged up to £20 per MB for 3G and GPRS...
[January 25, 2006, 12:10]
Architectural Trade-Offs For Collaboration Services Supporting Contextual Collaboration
White Papers Contextual collaboration services seamlessly integrate existing groupware technologies into a single consistent interaction model. This model is usually implemented by a contextual collaboration infrastructure that needs to efficiently cope with...
[May 1, 2008, 1:02]
There Is No Free Lunch With Distributed Data White Paper: Consistency, Availability, And Partition-Tolerance Trade-Offs On Distributed Data Access Systems
White Papers There is no "free lunch" with distributed data. The "CAP theorem" research described shows that one of the three (consistency, availability, and partition-tolerance) has to be traded away. HP EFS WAN Accelerators offer application acceleration that...
[January 3, 2006, 0:01]
Performance Comparison Of Cellular And Multi-Hop Wireless Networks: A Quantitative Study
White Papers This paper studies the performance trade-offs between conventional cellular and multi-hop ad-hoc wireless networks. The paper discusses the trade-offs involved in the performance of the two network models, identify the specific reasons behind them...
[August 25, 2007, 1:00]
Social Security Reform: Analysis Of A Trust Fund Exhaustion Scenario
White Papers The use of the authorsĘ criteria to evaluate approaches to Social Security reform highlights the trade-offs that exist between efforts to achieve sustainable solvency and to maintain adequate retirement income for current and future beneficiaries.
[July 12, 2005, 6:00]
Rocky Road Ahead For Ofcom
News The government admits there will be "conflicts" and "trade-offs" between the broadcasting and telecoms industries when the proposed communications regulator OfCom gets off the ground. It is up to Ofcom to reach a balance in a clear and balanced way...
[January 23, 2001, 10:35]
No Defence For Roaming Charges
Leader However, anyone who thought that the days of roaming rip-offs were over is in for a shock. Mobile operators appear keen to justify these rip-offs on the grounds that users should be grateful for the opportunity to use a mobile phone abroad.
[April 28, 2006, 15:45]
Global Names: Support For Managing Software In A World Of Virtual Organizations
White Papers Designing configuration management systems that scale well over both dimensions requires difficult trade-offs between reliability and flexibility. At the heart of these trade-offs is the aggregate information shared by collaborators: how it is...
[August 16, 2003, 7:07]
Cryptography: Employ Strong Encryption In Your Apps With Our CryptoUtility Component
White Papers There are trade-offs in every architecture and design. A large part of successful architecture and software design lies in understanding these trade-offs and then choosing wisely. While there is no such thing as perfect security, it is possible to...
[December 25, 2004, 2:00]
Medium Access Control In Wireless Sensor Networks
White Papers The paper discusses design trade-offs with an emphasis on energy efficiency. Finally, it presents S-MAC as an example of a MAC protocol designed specifically for a sensor network, illustrating one combination of design trade-offs.
[May 17, 2006, 1:00]
Expedia May Start Spin-off Phase For Microsoft
News With that in mind, here's our list of most-likely Microsoft spin-offs. If Expedia's success is any indicator, you'll be seeing a lot more spin-offs from Microsoft. Expedia as a stand-alone company is only moderately impressive, but the first day...
[November 11, 1999, 15:54]
Multihoming Performance Benefits: An Experimental Evaluation Of Practical Enterprise Strategies
White Papers However, little is known about the mechanisms employed by such products and their relative trade-offs. This paper proposes and evaluates a wide range practical schemes that could go into the design of a route control device and analyze their trade...
[April 18, 2007, 1:00]
