C-Nav 2050M, Руководство пользователя

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C-Nav2050 User Guide
These electromagnetic waves are then converted into
l curre by the receiver.
st commonly used
atellites is
APC must be
readings.
heigh adding the height
sily measured point, such a f the
en this
the A
ofing yption technique
p d by t
P-Code by
ofing on, the user
DoD issued “key” in order to gain access to
de.
the llite about the
t is th enter of the
ation the
oduct of the noise sequence with a delayed
lf.
operation in which a GPS receiver computes position
time from satellite data a t
o data supplied by a reference station or
co is
pically the least precise positioning procedure a GPS
ceiver can perform, yielding position fixes that are
precise to 100 meters with Selective Availability on, and
30 meters with S/A off.
Average Deviation is a measure of variability in a data
set but it is more robust than standard deviation. It is
electrica nts that are decoded
Patch, or Microstrip antennas are mo
in GPS.
Antenna Phase Center (APC) is the point in an
antenna where the GPS signal from the s
received. The height above ground of the
measured accurately to ensure accurate GPS
The APC
t can be calculated by
to an ea s the base o
antenna mount, to the known distance betwe
point and
PC.
Antispo (A/S) is an encr
develo e he US Department of Defense (DoD) that
when implemented, denies access to the
any unauthorized users. With Antispo
will need a
the P-Co
Apogee is point in the orbit of a sate
earth tha e greatest distance from the c
earth.
is a plot of Autocorrel in reference to code
scalar pr
copy of itse
Autonomous positioning (GPS) is a mode of
fixes in real lone, withou
reference t
orbital clock
rrections. Autonomous positioning
ty
re
G-6