Hughes' Satellite Codes Spark Caltech Patent Suit

By Michael Lipkin (February 17, 2015, 5:25 PM EST) -- The California Institute of Technology on Tuesday accused Hughes Communications Inc. and Dish Network Corp. of infringing four patents for error correction codes, saying Hughes' Gen4 Internet service uses the patents' encoding methods.

In a complaint filed in California federal court, Caltech says that its coding system became widely used for digital satellite transmissions and that Hughes' most recent satellite broadband service, HughesNet Gen4, employ two different industry standards that both use the patented codes. Gen4 was enabled by the launch of Hughes' EchoStar XVII satellite, according to the suit, and Hughes' HT1000 and HT11000 modems decode the types of codes...

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