BSI PD IEC TR 63099-3:2022

$102.76

Transmitting and receiving equipment for radiocommunication. Radio-over-fibre technologies for electromagnetic-field measurement – Antenna near-field pattern measurement using optical techniques in terahertz-wave bands

Published By	Publication Date	Number of Pages
BSI	2022	22

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Categories: 33.060.20 - Receiving and transmitting equipment, BSI

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PDF Catalog

PDF Pages	PDF Title
2	undefined
4	CONTENTS
6	FOREWORD
8	INTRODUCTION
9	1 Scope 2 Normative references 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions
10	3.2 Abbreviated terms 4 Practical examples of antenna near-field measurement using optical techniques in terahertz-wave bands 4.1 Overview Figures Figure 1 – Proposed measurement system
11	4.2 Non-polarimetric EO frequency down-conversion technique Figure 2 – Schematic diagram and photograph of EO probe Figure 3 – Principle of the non-polarimetric EO frequency down-conversion technique
12	4.3 Synchronous system based on a self-heterodyne technique 4.3.1 General 4.3.2 Principle and system configuration 4.3.3 Example of near-field measurement Figure 4 – Schematic diagram of the synchronous system based on the self-heterodyne technique
13	4.3.4 Near-to-far field transformation results Figure 5 – Near-field of the terahertz wave (310 GHz) measured by the synchronous system based on the self-heterodyne technique Figure 6 – Measured rectangular-type horn antenna and EO probe
14	Figure 7 – Far-field pattern calculated from the near-field measured by the synchronous system Figure 8 – Far-field pattern in the E-plane and H-plane
15	4.4 Asynchronous system based on a phase-noise cancelling technique 4.4.1 General 4.4.2 Principle and system configuration Table 1 – Radiation pattern characteristics measured by the synchronous system
16	4.4.3 Example of near-field measurement 4.4.4 Near-to-far field transformation results Figure 9 – Schematic diagram of the asynchronous system based on the phase noise cancelling technique Figure 10 – Near-field pattern measured using the asynchronous system
17	4.5 Comparison between results obtained from synchronous and asynchronous systems Figure 11 – Far-field pattern calculated from the near-field measured by the asynchronous system Figure 12 – Far-field pattern in the E-plane and H-plane Figure 13 – Far-field pattern calculated from the near-field measured by the synchronous system (a) and asynchronous system (b)
18	Figure 14 – Far-field pattern calculated from the near-field measured by the asynchronous system Table 2 – Radiation pattern characteristics measured by the synchronous and asynchronous systems
19	Bibliography