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Positive train control (PTC) provides a critical safety backup for train operations to protect against the consequences of human error. With the Rail Safety Improvement Act of 2008 mandating positive train control for most North American railroads, railroad community efforts are underway to develop an interoperable PTC communications system over a 220 MHz network. A robust, reliable, and interoperable...
Wireless communication plays a vital role in the success of railroad operations. This article describes an effort toward developing a railroad-specific cognitive radio (rail-CR) that can meet the needs of future wireless communication systems for railways by making positive train control (PTC) communication more interoperable, robust, reliable, spectrally efficient, and less costly to deploy and maintain...
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