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Soon, your UPS delivery driver will be packing a piece of wireless hardware that could broaden the horizon of all mobile workers. The DIAD IV is a downsized tablet PC with GPS to pinpoint a driver's location, and a cell phone and keypad for messaging. If a dispatcher calls with a route change, a map downloaded to the DIAD shows the way. At the warehouse, your digital signature and other delivery information is blipped to Wi-Fi, Bluetooth or infrared receivers as circumstances dictate.
Today, the DIAD captures outgoing delivery information by wireless download or with a swipe over a package bar code. Someday, when RFID transmitters fit into a shipping label, DIAD will be automatically "loaded" when the driver steps into the truck.
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