By Y.T. Lo
Quantity 1: Antenna basics and Mathematical ideas opens with a dialogue of the basics and mathematical suggestions for any form of paintings with antennas, together with easy ideas, theorems, and formulation, and strategies. DLC: Antennas (Electronics)
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Extra info for Antenna handbook
The plane wave propagates in the direction k = ki , where ki = k( i sin 00 cos CPo + ysin 00 sin CPo + i cos ( 0 ) (93) The problem at hand is to find a field representation for the scattered field in the unbounded space (outside of the periodic slab). Due to the periodic nature of the structure and the uniformity of the incident field, the scattered field can be expressed in terms of Floquet space harmonics. For the (p, q)th space harmonics, its transverse field variation is given by Basics 1-35 p,q = 0,±1,±2, ...
For an antenna which has a symmetrical pattern in the forward and backward half-spaces, the directivity is one half of the value calculated from (73). For example, an electric dipole oriented in the x direction has a pattern described by (70a), with qE = 1 and qH = 0 for all 0 ~ :re. Its directivity is 3/2, one half of the value given by (73). The formula in (73) can be expressed in a different form. 3/\logcos(OH/2)\ (75) where the log is of base 10. If OE and OH are much less than one radian, (75) is simplified to read (76) where OE and OH are expressed in degrees.
2-2 12. Reciprocity between Antenna Transmitting and Receiving Reciprocity Involving General Incident Fields 2-32 Reciprocity Involving Plane Waves 2-33 Antenna Effective Length 2-34 Transmitting Field in Terms of Effective Length 2-34 2-35 Receiving Cross Section 13. The Radar Equation and Friis Transmission Formula 14. Noise Temperature of an Antenna 2-39 Antenna Noise Temperature 2-40 Brightness Temperature of an Emitter Calculation of Antenna Noise Temperature 2-41 Noise Power at the Receiver's Terminal 2-42 15.
Antenna handbook by Y.T. Lo