January 15, 2016

LightSquared Seeks FCC Approval for GPS 'Coexistence' Plan
[SIGNALS Exclusive] Having settled its lawsuits against a trio of GPS receiver manufacturers, would-be broadband provider New LightSquared is now pointing to those settlements to support its assertion that it is fully addressing GPS interference issues. (more)
GNSS Satellites Fill Launch Manifest
It will be a busy few weeks for GNSS satellite launches in January and February. (more)  
Low-cost True North Gyrocompass Experiment Results Encouraging [White Paper]
Imagine the impact of a low-cost true north gyrocompass navigation solution on small ROVs and AUVs. Researchers at Johns Hopkins University tested a commercial KVH inertial measurement unit, and found results both promising and directly applicable to static instrument deployment. Read the paper on the experiment, and discover KVH's new GEO-FOG 3D inertial navigation system which includes a built-in north-seeking algorithm.
GPS-Aided Positive Train Control Goes Back on Transportation Safety Board's Most Wanted List for 2016
Once again, the National Transportation Safety Board (NTSB) has recommended GPS-aided positive train control (PTC) as one of its "most wanted" transportation safety improvements in 2016. But the agency, which has been advocating for PTC for more than 45 years, appears to be fighting an uphill battle against Congress and the railroad industry. (more)
Directorate Releases GPS III Phase 1 Vendor Feasibility RFP
The GPS Directorate at the Space and Missile Systems Center (SMC) has released a request for proposals seeking proposals for the GPS III Space Vehicles 11+ Phase 1 Production Readiness Feasibility Assessment contract. (more)
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