Kalender

Introduction to course, Historical overview of satellite techniques. Components of the system and their functions: satellites, control stations, GPS receivers.

Reading: Chapter 1 Introduction and Chappter 2 Overview of GPS

B. Hofmann-Wellenhof, H. Lichtenegger, J. Collins (2001). GPS, Theory and Practice, Springer. Wien, New York.

Navigation, single point positioning with handheld GPS receivers

Report deadline: Nov 22

Reference and time systems relevant to GPS. Orbit description, GPS ephemeris: almanac, broadcast and precise ephemeris. Satellite signal.

Reading: Chapter 3 Reference systems and Chapter 4 Satellite orbits (just principles, no equations are required)

Static GPS measurement, data download.

No report.

Types of GPS observables, error sources and the way of their elimination, error budget. Antenna calibration and models.

Reading: Chapter 5 Satellite signal and Chapter 6 Observables, excluding 6.2 Data combinations and 6.4 Relativistic effects  (just principles, no equations are required)

RTK GPS. Starting reference receiver, surveying, setting out and tracking.

Report deadline: Nov 29

Surveying with GPS, observation techniques, differential GPS, relative positioning,

Reading: Chapter 7.1 Surveying with GPS, Introduction

GPS software Trimble Business Center, processing of static observations from laboration 2.

Report deadline: December 3

Planning a GPS survey. GPS network design, surveying procedure.

Reading: Chapter 7.2 Planning a GPS survey, 7.3 Surveying procedure, 7.4 In situ data processing

RUFRIS and Integrated Survey.

Report deadline: December 3

Steps in data processing, data format, cycle slip detection, ambiguity resolution.

Reading: Chapter 9.1 Data pre-processing, 9.2 Ambiguity resolution (just principles)

Definition of reference system and cartographic projection in GPS software

Planning static GPS observation

Report deadline: December 3.

Geodetic control networks. Type of networks. Main steps in establishment of geodetic control networks.

Reading: lecture slides

Book: Shanlong Kuang. Geodetic Network Analysis and Optimal Design. Ann Arbor Press, 1996

Peer review of reports from laborations 1, 3, 4, 5 and 6.

Discussion about Home assignment problems.

Report deadline: December 20

Network adjustment, Combination of terrestrial and GPS measurements.

Reading: Lecture slides

Chapter 10 from compendium Lantmäteriet m.fl. 2012: Geodetisk och fotogrammetrisk mätnings- och beräkningsteknik.

Establishment of control network using GPS and terrestrial observations - data processing.

Report deadline: December 20

Transformations: connecting GPS measurements to local reference systems.

Reading: Chapter 10 Transformation of GPS results

Computation of coordinates and orientation of total station using GPS observations.

Report deadline: December 20

Repetition before examination

Reflections on laborations, discussion of results.