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Internet based highway traffic advisory system
Internet based highway traffic advisory system
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机译:基于互联网的高速公路交通咨询系统
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摘要
A real time traffic control system that includes a plurality of roadside sensors and variable message displays arrayed along the highway connected to the Internet, and communicating with a central computer using the Internet. Each roadside device includes a modem and has a unique internet address. The central computer is programmed to create on demand a plurality of individual virtual communication ports, each of the ports corresponding to each of the unique device addresses, whereby said computer communicates in a quasi-simultaneous manner with all of the roadside devices.
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