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CDPD communications for tracking system

Published Friday, January 01, 1999

Fleets can begin using cellular digital packet data (CDPD) as the wireless communications link for the Skymark Vehicle Tracker system from Cimarron Technologies. The company's CDPD Mobile Unit integrates a CDPD modem, GPS receiver, and a control board in a small aluminum case. In addition to providing real-time vehicle tracking information, the new mobile unit includes inputs for up to five sensors and a serial connection for a laptop or handheld computer, allowing it to serve as the communications link for wireless messaging and vehicle monitoring. A status/text terminal is also available as an option. The first commercial ...

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