SATELLITE POSITIONING

Course Objective: To outline main concept of GPS and enable students to assess receiver characteristics, analyze their output data and conducts static and kinematic surveys.

Course Outline:

1. Fundamentals of satellite positioning System (GNSS) (4 hours)
1. Introduction of GNSS
2. Basic Concept
3. Space Segment
4. Control Segment
5. User Segment


2. Reference Systems. Signal, Structure, and User Equipment (4 hours)
1. WGS-84, Datum Transformation and GPS Time System
2. satellite Orbit Computation and Dissemination
3. signal Structure
4. Antenna Characteristics
5. Receiver Characteristics


3. Observable (5 hours)
1. Code Pseudo ranges
2. Carrier Phase
3. Doppler Frequency
4. Linear Carrier Phase Combinations
5. Carrier smoothing of the code


4. System Biases and Error (8 hours)
1. Multipath
2. Timing and Orbital Biases
3. Troposphere
4. Ionosphere


5. Mathematical Models for GPS Positioning (11 hours)
1. Pseudo range point positioning
2. Carrier Phase Point Positioning
3. Pseudo range Relative Positioning
4. Carrier Phase Relative Positioning
5. Cycle Slip Detection and Correction
6. Carrier Phase Ambiguity Resolution


6. Static and Kinematic Positioning (4 hours)
1. Static Positioning Performance and Applications
2. Semi-and Pseudo-Kinematic. Rapid Static performance and Applications
3. Kinematic Positioning Performance and Applications
4. Real-time Positioning


7. Specifications and Field Surveys (5 hours)
1. Survey planning and Dilution of Precision (DOP)
2. Survey Specifications
3. Quality Assurance


8. Other satellite navigation system (4 hours)
1. GLONASS satellite Systems
2. Chinese Regional satellite Navigation System (compass)
3. European Global satellite Navigation system (Galileo)

Labs:

1. GPS Satellite
2. Analysis of Pseudo range
3. GPS Kinematic Survey and data Reduction
4. GPS Static and Semi-Kinematic Survey with Data Reduction
5. GPS DOP for Alert Generation

References:

1. E canon, ENGO 561 Lecture Notes Space and Inertial positioning Winter 1995, University of Calgary
2. Hofmann-Wellenhof, H. Lichtengger and J.Collins, Springer-Vernger-Verlag, New York. GPS Theory and practice
3. Guide to GPS Positioning, Canadian GPS Associates.
4. Selected technical papers as recommended by the Geomatics Department
5. Gilbert Strang-linear Algebra, Geodesy and GPS 1997
6. Navstar Global Positioning System Surveying-Amercan Society of Civil Engineering 2000
7. Pradip Misra and Enge, Ganga jamuna press, Lincoin, Massachusetts USA-Global Positioning System 2012

Assessment: Average of the three

Evaluation Scheme: The question will cover all the chapter in the syllabus. The evaluation schee will be as indicated in the table below:

S. No.	Chapter	Hours	Marks allocation*
1	1,2	8	16
2	3,6	9	16
3	4	8	16
4	5	11	16
5	7,8	9	16
Total		45	80

*Note: There may be minor deviation in marks distribution