Policy on Intellectual Property Right (IPR)
Annex 1 PART 1 VHF and UHF transmitting antenna pattern calculation
PART 1 to Annex 1 VHF and UHF transmitting antenna pattern
calculation
1 Introduction
1.1 Reference frames
2 Geometrical representation of antenna
radiation patterns
3 Radiation patterns and gain calculation
4 Radiating elements
4.1 Point sources
4.2 Arrays of point sources
4.2.1 Pattern
multiplication
4.2.2 Vectorial pattern
addition
4.3 VHF and UHF elementary radiators
5 Polarization
5.1 Elliptical polarization
5.2 Horizontal and vertical
polarization
5.3 Slant polarization
5.4 Circular polarization
6 Antenna arrays
6.1 Broadside arrays
6.1.1 Linear antenna
arrays with parasitic elements
6.2 The amplitude and phase
radiation patterns
6.3 Calculation of the radiation
pattern of antenna arrays
6.4 VHF and UHF antenna arrays
6.4.1 Panel type antennas
6.4.2 Yagi antennas
6.4.3 Other types of
antenna array
7 Antenna systems
7.1 The antenna system pattern
7.1.1 Null filling
7.1.2 Beam tilting
7.2 Antenna system radiation
patterns
7.3 Examples of antenna system
pattern
7.3.1 Dipole antenna
systems
7.3.2 Yagi antenna systems
7.3.3 Panel antenna
systems
PART 2 to Annex 1 Practical aspects of VHF and UHF antennas
Table of Contents
PART 2 to Annex 1 Practical aspects of VHF and UHF antennas
1 Introduction
2 Measurement of the characteristics of
antenna systems
2.1 Considerations on the
measurement site
2.2 Parameters to be measured
2.3 Methods of measurement
2.3.1 The frequency domain
measurement (FDM) method
2.3.2 Time domain
measurement (TDM) method
2.4 Measuring equipment
2.5 Measuring procedures
2.6 Data presentation
3 On-site measurements of the antenna system
characteristics
3.1 Methods of measurement
3.1.1 Vertical sounding
method
3.1.2 Airborne method
3.1.3 Reference antenna
method
3.2 Measuring equipment
3.2.1 Vertical sounding
measuring equipment
3.2.2 Airborne measuring
equipment
3.2.3 Reference antenna
measuring equipment
3.3 Measuring procedure
3.3.1 Vertical sounding
measurement procedure
3.3.2 Airborne method
measurement procedure
3.3.3 Reference antenna
measurement procedure
3.4 Data presentation
4 Differences to be expected in practice
between calculated and on-site measured performance of VHF and UHF antennas
4.1 Factors affecting the individual
antenna and overall antenna system performance
4.1.1 Supporting structure
4.1.2 Significant
structures close to the antenna tower
4.1.3 Climatic factors
4.2 Comparison of calculated and
measured antenna parameters and radiation patterns
PART 3 to Annex 1 VHF and UHF broadcasting antenna calculation
software
1 Introduction
2 Program architecture
Appendix 1 to PART 3 Antenna pattern basic calculation subroutine
1 Introduction
2 Theoretical basis
3 Calculation software realization
3.1 Global variables
3.2 Calculation functions
3.2.1 DIAG function
3.2.2 AMP_RAD function
3.2.3 FASE_RAD function
3.2.4 FASE_POS function