The second round of testing for potential GPS interference from LightSquared’s proposed broadband network shows interference with a “majority” of GPS receivers, the U.S. Departments of Defense and Transportation say. The agencies released a joint statement late Dec. 14 on the recently completed testing for interference from LightSquared’s proposed operation of high-powered 4G LTE (long term evolution) ground stations in the Mobile Satellite Service band, intended for satellite downlink. ...


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