wi-fi

White Papers

Performance of a Simple Positioning Algorithm (SimPA) in Wireless Heterogeneous Mobile Mesh Networks

June 15, 2007 12:00am PDT

Localization information is now a valuable data for every type of services and networks. But determining the physical location of a node in a wireless mobile environment is a challenging task for...

Provided by: Universite Pierre et Marie Curie

White Papers

Multimedia Over Wireless Mesh Networks: Results From a Real Testbed Evaluation

June 15, 2007 12:00am PDT

Wireless mesh networks are the next step in the evolution of wireless architecture, delivering services for a large variety of applications in personal, local, campus, and metropolitan areas....

Provided by: UC Regents

White Papers

A Delaunay Triangulation Based Method for Wireless Sensor Network Deployment

June 15, 2007 12:00am PDT

To obtain a satisfied performance of wireless sensor network, an adaptable sensor deployment method for various applications is essential. In this paper, the authors propose a centralized and...

Provided by: Reed Elsevier

White Papers

Scalable Video Streaming Over Mobile WiMAX

June 15, 2007 12:00am PDT

This paper will investigate the performance of scalable video streaming services in mobile WiMAX systems. It will show that for each user the implementation of multiple connections with feedback...

Provided by: Institute of Electrical and Electronics Engineers

Downloads

sp36405.exe 4.150.20.0 (Windows)

June 15, 2007 12:00am PDT

This package supports the following driver models:Broadcom 802.11b/g WLANBroadcom 802.11a/b/g WLANBroadcom 4321AG 802.11a/b/g/draft-n Wi-Fi Adapter

Provided by: HP

Q&A

internet access

June 14, 2007 7:48pm PDT

internet access I have internet access with att wifi but when i'm not in a hotspot,i show i'm connected to the internet with deloitte as it shows on my task bar but when i click on internet...

1 Latest comment by manny_coker@...

White Papers

Context-for-Wireless: Context-Sensitive Energy-Efficient Wireless Data Transfer

June 14, 2007 12:00am PDT

Ubiquitous connectivity on mobile devices will enable numerous new applications in healthcare and multimedia. This paper set out to check how close the authors are towards ubiquitous connectivity...

Provided by: Association for Computing Machinery

White Papers

Adjustment Mechanism for the IEEE 802.11 Contention Window: An Efficient Bandwidth Sharing Scheme

June 14, 2007 12:00am PDT

In this paper, the authors propose a new solution to cope with the unfairness limitations of the Distributed Coordination Function (DCF) algorithm. Indeed, in current widely deployed IEEE 802.11b...

Provided by: Reed Elsevier

Downloads

Solitaire City for Pocket PC 3 (Mobile)

June 14, 2007 12:00am PDT

This is one solitaire collection you can't afford to miss. Find out why solitaire fans worldwide are addicted to Solitaire City's competitive timed scoring system and online championships. Place...

Provided by: Digital Smoke

Discussion Threads

TechRepublic needs bloggers for Desktop Support, Storage, and Wi-Fi

June 13, 2007 3:17pm PDT

TechRepublic needs bloggers for Desktop Support, Storage, and Wi-Fi article root Wish I could devote the time just not enough to go around Same here Moving to a new apt, working weekdays, new...

27 Started by CG IT  |  Latest comment by raju.rawat@...

Blog Post

TechRepublic needs bloggers for Desktop Support, Storage, and Wi-Fi

June 13, 2007 2:13pm PDT

TechRepublic is currently in the process of hiring bloggers in three key topic areas: Desktop Support - Cover best practices for working in a help desk or desktop support environment, dealing...

27 Latest comment by raju.rawat@...

White Papers

NodeMD: Diagnosing Node-Level Faults in Remote Wireless Sensor Systems

June 13, 2007 12:00am PDT

Software failures in wireless sensor systems are notoriously difficult to debug. Resource constraints in wireless deployments substantially restrict visibility into the root causes of node-level...

Provided by: Association for Computing Machinery

Q&A

VPN troubles

June 12, 2007 3:25pm PDT

VPN troubles I'm using a Dell Latitude D810 w/ built-in Wifi, a Netopia 802.11b Wifi router, and Cisco VPN 4.8 on WinXP for my home office. Performance degrades over time from 30 KB/s (DSL) to 3...

2 Latest comment by werner_zurcher@...

Image Gallery

Photos: For seafaring students, it's tech ahoy

June 12, 2007 5:19am PDT

The floating campus of Semester at Sea takes a new tack with cell phones and wireless Net access.

White Papers

Challenges and Issues in Designing Architectures and Protocols for Wireless Mesh Networks

June 12, 2007 12:00am PDT

Wireless Mesh Network (WMN) is a promising wireless technology for several emerging and commercially interesting applications, e.g., broadband home networking, community and neighborhood networks,...

Provided by: University of Calabria

White Papers

Energy-Efficient Opportunistic Topology Control in Wireless Sensor Networks

June 11, 2007 12:00am PDT

Topology control has been proposed as a promising technique to achieve energy-efficiency in Wireless Sensor Networks (WSNs). However, existing topology control algorithms assume that wireless...

Provided by: Association for Computing Machinery

Case Studies

Virgin Mobile Calls on TIBCO to Enable Flexible Architecture

June 8, 2007 12:00am PDT

Mobile Virtual Network Operators (MVNOs), an emerging category of wireless network provider, sell voice and data services by leasing capacity from vendors that own a wireless infrastructure....

Provided by: TIBCO Software

White Papers

Implications of Radio Fingerprinting on the Security of Sensor Networksn and Time Synchronization in Wireless Networks

June 8, 2007 12:00am PDT

The authors demonstrate the feasibility of finger-printing the radio of wireless sensor nodes (Chipcon 1000 radio, 433MHz). They show that, with this type of device, a receiver can create device...

Provided by: ETH Zurich

White Papers

Random Geometric Graphs and the Initialization Problem for Wireless Networks

June 8, 2007 12:00am PDT

The initialization problem, also known as naming, assigns one unique identifier (ranging from 1 to n) to a set of n indistinguishable nodes (stations or processors) in a given wireless network N....

Provided by: Old Dominion University

White Papers

WiQoSM: An Integrated QoS-Aware Mobility and User Behavior Model for Wireless Data Networks

June 8, 2007 12:00am PDT

Modeling mobility and user behavior is of fundamental importance in testing the performance of protocols for wireless data networks. While several models have been proposed in the literature, none...

Provided by: Institute of Informatics and Telematics (IIT)