Asked on French radio about the location of French hostages kidnapped by Islamists in North Africa in recent years, Adm Guillaud said he had no information on their whereabouts.
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That strategy leverages ultra-wideband (UWB) radio technology to estimate location.
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Microsoft has researched how to determine location using special radio beacons as well as by analyzing Wi-Fi signal strength.
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Real-time location system and radio-frequency identification technologies let staff easily locate kits with expired medication or in need of replenishing.
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Users can now listen to their favorite radio stations on the Internet by location or genre in any part of their home.
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Krulwich counted at least five Microsoft patents related to determining phone location using wireless access points, radio beacons, device movements and other radio signals.
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First, the weak link in any wireless or radio system is the antenna, its effectiveness and its location.
Once you're up and running (and connected to the Internet) you can "tune in" about 300 radio stations from around the country, choosing by format, location, or call letters.
While opening-day iPhone lines vary by location -- what passes as early enough at a Radio Shack in Nevada may not work for an Apple store in New York -- analysts generally say advance consumer demand for the iPhone 5 is outpacing previous models.
The web radio function allows users to pick up their preferred stations, regardless of their location, while on the move in the MINI.
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The latest generation of Opticom gear does away with infrared in favor of a combination of cellular radio and Global Positioning System links, which can pinpoint a vehicle's location and speed.
Local TV stations and radio tend to perform well when advertising needs to focus on people of a particular location.
The latest BMW Approved Apps include Audible (downloadable audio books and other spoken-word content), Glympse (location sharing), Rhapsody (subscription music service) and TuneIn (Internet radio).
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The fix, he argued, is to better understand the location of a cellphone user--a solution that will also reduce inefficiency of cell towers that broadcast radio signals and "listen" to cellphone radios in all directions rather than dialing in their "attention" on the user.
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