But these are still relatively rare and new implementations are very expensive--each handheld radio alone can cost a few thousand dollars.

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The antennas for his radio were actually in the legs of the suit, and transmissions were made using a small, handheld radio with output levels of only about 1.5 watts.

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The handheld Rifleman radio developed by General Dynamics under a separate contract delivers internet-style connectivity in a two-pound package so effectively that Army commanders are clamoring for early deployment.

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Drivers scan package information as usual, but when they get back to the van, the handheld automatically connects to a radio antenna via Bluetooth, and the information is updated.

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With GPRS--or General Packet Radio Service--a WANDA handheld would already have an always-on Internet connection for things like e-mail, Web access and whatnot.

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In an announcement of sorts yesterday, DARPA reportedly said that the project's goal is to use "set of handheld devices" to track down a specific "signal emitter of interest" using radio frequency geolocation, and presumably some other measures they're not about to dish the details on.

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EnterpriseMobility will allow office workers to remain connected to their company's information systems with the aid of base stations that are placed around the office, picking up radio signals from a number of devices, including Bluetooth-enabled PCs, headsets and Palm handheld devices, Ostergaard said.

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