Tri-M Systems FV-25 GPS Receiver User Manual


 
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not valid.
2. WORD0 ~ WORD7 contain the data following the Hand-Over Word (HOW) in the
navigation message. The data are from the sub-frame 4 of Pages 1 ~ 24 and the
sub-frame 5 of Pages 2 ~ 10. More information about almanac data structure is
referred to ICD-GPS-200.
3. WORD0 ~ WORD7 don’t include the data of the parity bits. Hence, Bits 0 ~ 23 is
used to locate the 24 bits of the data and Bits 24 ~ 31 are the sign-extension of the
data.