Sri Lanka News | Sundayobserver.lk
Three years after the tsunami, a natural disaster satellite alert system is now ready to help warn last-mile rural villages on natural disaster emergencies. The Addressable Radio for Emergency Alert (AREA) is a digital satellite device that uses simple radio technology, delivering messages to save lives.
LIRNEasia (Learning Initiatives on Reforms for Network Economics) is a research-based organization that has collaborated with World-Space USA. They have field-tested the AREA device in Brahamawatte - Balapitiya (Galle District) and villages, like Panama in Ampara. “We have concluded eight different configurations that we can communicate to the rural villages and communities” said, Executive Director, LIRNEasia Professor Rohan Samarajiva.
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Lots to think about in newest developments on more flexible uses of spectrum. This goes way beyond imposing private property rights on frequencies; this is a completely new way of thinking about spectrum.
Silicon Valley Moneymen Make a Play for Airwaves - New York Times
Mr. Bose, son of the audio designer Amar G. Bose, is pursuing an advanced radio technology known as software-defined radio, which controls frequencies through software rather than hardware.
In principle, this would permit much more efficient use of radio spectrum, allowing the sharing of frequencies through a variety of techniques .
Frontline proposes to create a large spectrum block that could be sold wholesale to companies that are building services for new portable Internet devices for receiving and transmitting voice, video and data. In…
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