Safety Improvement Test of A GPS Based AGV System Using ..........
Safety Improvement Test of A GPS Based AGV System Using A Dead Reckoning AlgorithmGlobal positioning system(GPS)technologies have recently led to innovations in the guidance area of small mobile robots．In particular。the design of guidance and navigation systems for autonomous guided vehicles(AGVs)has included a carrier phase differential GPS(CTY．3PS)．With a single inexpensive GPSreceiver，CI)GPS technology can measure the position of a vehicle with all elTor of jlist a few decimeters．Comparison with the reference traiectory and the test result，the elTor on the driving position of a CIX；PS-based AGVis
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