Gps Assist Function Summary - Epson Moverio Pro BT-2000 Developer's Manual

11.1. GPS Assist function summary

BT-2000 has GPS assist function to reduce initial positioning time (Time To First Fix: TTFF) of
cold start when it takes long GPS positioning time. By downloading GPS satellite orbit prediction
data in advance and write in the BT-2000, it will reduce download time of satellite data and
reduce TTFF as a result.
MOVERIO Pro Developer's Guide (Rev.1.4)
WirelessLAN
Access point
Smartphone
Tethering
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Figure 11
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EPO Data download image
EPO Data
Delivery
server
Internet
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