Optical wireless and broadband over power lines: High speed, secure Wi-Fi alternative

User rating: 4.8 / 5 after 26 vote(s)

Penn State engineers have shown that a white-LED system for lighting and high data-rate indoor wireless communications, coupled with broadband over either medium- or low-voltage power line grids (BPL), can offer transmission capacities that exceed DSL or cable and are more secure than RF.


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All News summaries for January 11, 2006

CMU prof whose 'last lecture' moved millions dies

2 hours ago | User rating: not rated yet
(AP) -- Randy Pausch said obstacles serve a purpose: They "give us a chance to show how badly we want something." Confronted with incurable cancer, he devised a last lecture that became an Internet sensation, a best-selling ...

FCC poised to punish Comcast over Web blocking

2 hours ago | User rating: not rated yet
(AP) -- A majority of members of the Federal Communications Commission have cast votes in favor of punishing Comcast Corp. for blocking subscribers' Internet traffic, an agency official said Friday.

AOL shutting 3 services to cut costs, focus on ads

Jul 25, 2008 | User rating: not rated yet
(AP) -- AOL is shutting three data-storage services, including one of the Internet's earliest photo-sharing sites, as it seeks to cut costs and focus resources on its advertising opportunities.

Bikers, pedestrians seeking better Web maps

Jul 25, 2008 | User rating: not rated yet
(AP) -- With the old gas-guzzler in the garage, you've got your bicycle ready and your sneakers laced up. Now all you need is a map of the quickest, safest routes for riding around town. Well, not so fast.

Netflix 2Q profit up 4 pct, beats analyst views

Jul 25, 2008 | User rating: not rated yet
(AP) -- Netflix Inc.'s second-quarter profit crept up 4 percent, beating analyst expectations as the online DVD rental leader signed up 168,000 new customers while spending less money to attract them to the service.
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