WAVE GEODETIC MEASUREMENTS

Course Code: IG 22081 • Study year: II • Academic Year: 2024-2025
Domain: Geodetic engineering • Field of study: Earth and cadastral measurements
Type of course: Compulsory
Language of instruction: English
Erasmus Language of instruction: English
Name of lecturer: George Emanuel Voicu
Seminar tutor: Silvia Alexandra Dreghici
Form of education Full-time
Form of instruction: Class / Seminary
Number of teaching hours per semester: 56
Number of teaching hours per week: 4
Semester: Summer
Form of receiving a credit for a course: Grade
Number of ECTS credits allocated 3

Course aims:

Development of the student's ability to perform spatial geodetic and topographic measurements with electronic equipment
Development of the student's ability to perform cadastral surveys and other engineering works with electronic equipment.
Knowledge of the apparatus and principles used in geodetic measurements by waves
Knowledge of the carrying out geodetic measurements through waves.
Knowledge of the appropriate use in the specific equipment for this type of measurement.

Course Entry Requirements:

Basic knowledge in the use of topographic equipment. Basic knowledge of general topography

Course contents:

The object of geodetic measurements by waves. Fields of application. The principle of measurement of geodesic distances using electromagnetic waves. General classification of devices for geodetic measurements by waves. The length of the optical path. The refractive index. The fundamental problem of geodetic measurements by waves. Oscillations and waves. Propagation of the harmonic oscillation. Plane wave. Wave stationary. Modulation of harmonic oscillations in amplitude. Modulation of harmonic oscillations in Phase and Frequency. Principles and procedures used in geodetic measurements by waves. Corrections to reduce the distances measured in the trilateral networks. Compensation of trilateral networks according to the method of conditional measurements. Development of trilateral networks using the indirect measurement method.

Teaching methods:

Lecture, Conversation, Examples

Learning outcomes:

Knowledge of the apparatus and principles used in geodetic measurements by waves. Ability to perform spatial geodetic and topographic measurements with electronic equipment.

Learning outcomes verification and assessment criteria:

Final evaluation Written exam- 60%Progress check portfolio of practical works -40%

Recommended reading:

J. M. Rueger, Electronic Distance Measurement, Springer Verlag, Berlin, 1990, -.
Seeber, Gunter, Satellite geodesy, Walter de Gruyter., Berlin, 2003, -.
Massonnet, D.; Feigl, K. L., Radar interferometry and its application to changes in the earth's surface, Rev. Geophys, -, 1998, -.
International Association of Geodesy, Electromagnetic Distance Measurement, University of Toronto Press, Toronto, -, 464.