... maximum
Fundamentals of Global Positioning System Receivers: A Software Approach
James Bao-Yen Tsui
Copyright
2000 John Wiley & Sons, Inc.
Print ISBN
0-4 7 1 -3 815 4 -3 Electronic ISBN 0-4 7 1-2 005 4-9
32
CHAPTER ... E, and the true n anomalies. Mean anomaly
M and eccentricity e
s
are given from the navigation data of the satellite. Eccen-
tric anomaly...
... 1996.
Fundamentals of Global Positioning System Receivers: A Software Approach
James Bao-Yen Tsui
Copyright
2000 John Wiley & Sons, Inc.
Print ISBN
0-4 7 1 -3 815 4 -3 Electronic ISBN 0-4 7 1-2 005 4-9
54
CHAPTER ... CORRECTION OF GPS SYSTEM TIME AT TIME OF TRANSMISSION 67
n
m
a
3
s
+ Dn (4 .33 )
where m
3. 986005 × 10
14
meters
3
/
sec
2
is t...
... q is the argument of perigee (subframe
3, bits 197–204 and 211– 234 )
obtained from navigation data.
Fundamentals of Global Positioning System Receivers: A Software Approach
James Bao-Yen Tsui
Copyright ... in subframe
3
into
ephermeris data
clear angmat navd rymkmat
load d:
/
gps
/
big data
/
srvy
831 0
;
angmat
ang;
ptnumat
transpt;
rymkmat
fintime;
[st navd]
navdat(an...
... History of GPS Development 1
1
.3 A Basic GPS Receiver 2
1
.4 Approaches of Presentation 3
1
.5 Software Approach 3
1
.6 Potential Advantages of the Software Approach 4
1
.7 Organization of the ... tracking are per-
formed by hardware. From the navigation data phase transition the subframes
and navigation data can be obtained. Ephemeris data and pseudoranges can be
FIG...
... is
dr
1
dr
2
dr
3
dr
4
.
.
.
dr
n
a
11
a
12
a
13
1
a
21
a
22
a
23
1
a
31
a
32
a
33
1
a
41
a
42
a
43
1
.
.
.
a
n1
a
n2
a
n3
1
dx
u
dy
u
dz
u
db
u
(2. 13)
where
a
i1
x
i
x
u
r
i
b
u
a
i2
y
i
y
u
r
i
b
u
a
i3
z
i
z
u
r
i
b
u
(2.9)
Equation ... [dx
u
dy
u
dz
u
db
u
]
T
a
...
... navigation data rate carried by the P code through phase
modulation is at a
50 Hz rate.
5.5 C
/
A CODE AND DATA FORMAT
(1,2,5)
The C
/
A code is a bi-phase modulated signal with a chip rate of ... health indication of
the transmitting satellite. The MSB (bit
77) indicates a summary of the
health of the navigation data, where bit
77 equals:
0 All navigation data are OK.
1 S...
... Spilker
(11)
indicated that a 1-bit ADC
degrades the signal-to-noise ratio by
1.96 dB and a 2-bit ADC degrades the
signal-to-noise by
0.55 dB. Many commercial GPS receivers use only 1- or
2-bit ADCs.
Chang
(12)
claims ... theoretical performance,” Chapter 3 in
Parkinson, B. W., Spilker, J. J. Jr., Global Positioning System: Theory and Appli-
cations, vols.
1 and 2, American...
... input data do not arrive in a continuous
manner. This operation is suitable for a block of data. The input data are sam-
pled with a
5 MHz ADC and stored in memory. Only 1 ms of the input data are
used ... CODE SIGNALS
FIGURE 7.6 Effect of phase transition on the delay and multiplication method.
search for 1 ms of data to acquire a satellite. Longer data are needed for acquir-...
... 0
x(n)e
j2pnk
/
N
(8.40)
Fundamentals of Global Positioning System Receivers: A Software Approach
James Bao-Yen Tsui
Copyright
2000 John Wiley & Sons, Inc.
Print ISBN
0-4 7 1 -3 815 4 -3 Electronic ISBN 0-4 7 1-2 005 4-9
165
CHAPTER ... complicated and calculation intensive.
In order to track
20 ms of data without a navigation data phase transition,
on...
... formats. Some content that appears in
print, however, may not be available in electronic format.
Library of Congress Cataloging-in-Publication Data
Tsui, James Bao-yen.
Fundamentals of global positioning ... including
the high-dynamics user, such as in high-speed aircraft with flexible
maneuverability.
Fundamentals of Global Positioning System Receivers: A Software Ap...