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Wireless Sensor Networks—Solutions and Market Opportunities
The Research and Markets study reports on current trends and the future prospects of the technology that promises to revolutionize the way we live, work, and interact with the physical environment.
Arch Rock and Cisco Chair New Internet Engineering Task Force
The group has been chartered to bring interoperable IP routing to low-power wireless networks used to connect large numbers of sensors and other embedded assets.
RF Digital Announces Wi-Fi Module with Years of Battery Life
The low power consumption of the RFD21715 is based on GainSpan's GS1010 SoC. The module also offers AES encryption, TCP/IP (IPv4), UDP, DHCP, and SNMP, which provides for remote device configuration and management.
MESH
Future Networks
The next generation of networks will move beyond disconnected device-specific networks and systems and toward a distributed infrastructure, with intelligent functions residing across the entire network, from its edge to its core.
Mixing Multiple Wireless Technologies
With the variety of wireless technologies available, outfitting an industrial or commercial environment for wireless communications may involve mixing and matching technologies to find the optimal solution. Here are the issues to consider to make your mix a successful one.
A New Vision for Pervasive Computing: Moving Beyond Sense and Send
A new approach to wireless sensor networking adds local intelligence to the nodes, creating pervasive computers and enabling sensor networks that can both acquire data and initiate action without human intervention.
RADIOS
Sensors and Privacy
A survey of more than 700 IEEE Fellows, done by the Institute of Electrical and Electronics Engineers in conjunction with the Institute for the Future, sought to learn what science and technology developments are most likely to take hold within the next 10 to 50 years.
Build a DSSS Radio—Part 2
Last month you got me started on building a direct sequence spread spectrum (DSSS) transceiver. You covered the transmitter discussion and promised to come back to explain the receiver and error-correction code.
Investments Yield RFID Progress
It's clear that developers see RFID-and-sensor networks as a key growth area. A sampling of recent developments in tags (sidebar) and infrastructure prove it.
POWER SOLUTIONS
Powering Tire Pressure Sensors
In the interest of improved safety (and better gas mileage), tire pressure monitoring systems will soon be mandatory on cars. The challenge is how to power them.
Power Management: Critical Choices for Wireless
Optimal power management in a wireless sensor network is a balancing act of components and processes. Your challenge: Achieve the minimum energy use while meeting application requirements.
Powering the Very Tiny
Nanoscale devices present a megascale bear of a problem when it comes to energy sources, especially when these devices are intended for implantation in the body.
SOFTWARE
Future Networks
The next generation of networks will move beyond disconnected device-specific networks and systems and toward a distributed infrastructure, with intelligent functions residing across the entire network, from its edge to its core.
New Implementations of OGC Sensor Web Enablement Standards
Wildfires, river basins, tsunami alerts, and environmental risk management are just some of the projects using OGC's interoperability framework for Web-based access and control of sensors and sensor data.
Embedded Web Services: Making Sense out of Diverse Sensors
Integrating networks of sensors has been a goal for years, from the creation of device profiles and industrial networking standards through to the adoption of ad hoc wireless sensor and control networks. Web services promise to ease the integration of these disparate and distributed elements.
SERVICES
Investments Yield RFID Progress
It's clear that developers see RFID-and-sensor networks as a key growth area. A sampling of recent developments in tags (sidebar) and infrastructure prove it.
LBS Incorporates Sensors
Cell phone providers promote location-based services (LBS) as a way to send custom messages to subscribers based on their location—as reported by GPS or radiolocation and triangulation. Now LBSs are beginning to incorporate sensors.
Tower of Babel Solution
Invensys points out that industrial operations typically introduce wireless networking by experimenting with a point solution for one application, then another point solution?often based on a different protocol?to solve another problem, and so on. The result: a messy, non-interoperable system unwittingly created, often with the blessing of the IT department.
FEATURED ARTICLES
Future Networks
The next generation of networks will move beyond disconnected device-specific networks and systems and toward a distributed infrastructure, with intelligent functions residing across the entire network, from its edge to its core.
New Implementations of OGC Sensor Web Enablement Standards
Wildfires, river basins, tsunami alerts, and environmental risk management are just some of the projects using OGC's interoperability framework for Web-based access and control of sensors and sensor data.
Mixing Multiple Wireless Technologies
With the variety of wireless technologies available, outfitting an industrial or commercial environment for wireless communications may involve mixing and matching technologies to find the optimal solution. Here are the issues to consider to make your mix a successful one.
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