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Method and apparatus to retrofit legacy global positioning satellite (GPS) and other global navigation satellite system (GNSS) receivers |
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Method and apparatus for satellite-based navigation augmented with alternative position and timing data |
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Inertial navigation responsive to temporary loss of satellite signal |
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Method and apparatus to retrofit legacy global positioning satellite (GPS) and other global navigation satellite system (GNSS) receivers |
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Method and apparatus to improve performance of GPSDO's and other oscillators |
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2015-03-24 |
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Method and apparatus to improve performance of GPSDO's and other oscillators |
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Memory utilization for set top box |
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Method and apparatus to generate tri-level HDTV synchronization pulses |
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System and method to improve speed and reduce memory allocation for set top box boot-up |
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2003-05-06 |