International Journal of Antennas and Propagation / 2012 / Article / Tab 4

Research Article

Angular Beamforming Technique for MIMO Beamforming System

Table 4

Element phasing, beam direction, and interelement phasing for the Butler matrix shown in Figure 3 (conceptual).

  ( )   ( )   ( )  ( )Beam
direction
Interelement
phasing

Port 1
( )
138.6°−135°
Port 2
( )
104.5°−45°
Port 3
( )
75.5°45°
Port 4
( )
41.4°135°

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