28 Apr '16, 4pm

Calif. High-Speed Rail Authority acquires radio spectrum for t...

Calif. High-Speed Rail Authority acquires radio spectrum for t...

California High-Speed Rail Authority The California High-Speed Rail Authority (Authority) received final approval to acquire exclusive rights to the radio spectrum needed to operate future communications systems for its trains. The agreement with Access 700 LLC, a subsidiary of Access Spectrum LLC, for 44 frequencies covering the lower section of the state, is critical for the development of secure and reliable train communication systems. These systems include features like Positive Train Control (PTC) and the ability to monitor train conditions and diagnostics, as well as operate security systems along the high-speed rail system. Related: Making trains safer through advanced communications Radio spectrum is divided into bands of frequencies that have different properties and characteristics. The Authority purchased Access Spectrum’s Upper 700 MHz A Block spectrum because...

Full article: http://www.metro-magazine.com/security-and-safety/news/71...

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