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KRagh
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re: Consider interoperability when selecting airborne downlinks
KRagh   6/15/2012 3:41:35 PM
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In mainland USA XM / Sirius uses COFDM towers in urban areas to overcome loss of satellite links due to high rise buildings. But the quality of COFDM goes a little beyond good video quality. It also affords better penetration into buildings. Though Sirius / XM is basically an audio service, the digital stream allows video streaming to back seat passengers or hotels / motels can use it to distribute video within their facility.

PJames
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re: Consider interoperability when selecting airborne downlinks
PJames   6/13/2012 8:43:47 PM
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I thought BCRYPT had to do with hashing of passwords, not how to apply AES to video. What is the DOJ document describing this use of BCRYPT?



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