Thái Nguyên - 2017
THÁI NGUYÊN
: 60 85 01 03
Thái Nguyên - 2017
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ng
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Tô
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vi
GPS
: Global Positionning System -
DOP
: Dilution of Precision -
GDOP
: Geometric Dilution of Precision -
HDOP
: Horizon Dilution of Precision -
Mx, My, Mh
Mp
PDOP
: Position Dilution of Precision -
Ratio
Reference Variance
Rms
RINEX
: Receiver Independent EXchange format -
UTM
: Universal Transverse Mercator -
VDOP
: Vertiacal Dilution of Precision -
VN-2000
X, Y, h
h xác
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ix
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Hìn
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1
ngh
T
2
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3.
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C
1
1.1.
p.
9].
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-
4
, 2014) [1].
-
-72 [11].
5
-
11].
-
-
-Thiên, 5
-
-
1989-
-
[6].
-
6
-72 [11].
-2000:
-2000).
-Kruger.
-
-
-5km [11].
- Doppler - GPS.
7
-
-
-
, 2012) [12].
[13].
1.2.1.
ng GPS
8
c
0
¹²
1 và L2.
0
1
=
0
2
0
-code và Y-code.
P-
Y-
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-
9
-
[10].
-
-MCS)
[10].
10
-
-RTK).
-area-
nh Glonass
10].
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1.2.1.
-
11
[2].
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-
[2].
1.2.1.
-
tinh
S
Trong
rel
a
a (t
t)
a (t
t)
2
rel
tinh
12
phân
-
tinh
(IGS).
-
ly
gian.
400MHZ
1600MHZ
2000MHZ
8000MHZ
50m
3m
2m
0,12m
250m
15m
10m
0.6m
500m
30m
20m
1,2m
13
-
i
50km.
10%.
x
mô
mô hình
mô hình Hopfields, mô
-
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thu
14
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m,
oketông
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