An Optimal Design of Multiple Antenna Positions on Mobile Devices Based on Mutual Coupling Analysis

Table 2

Antenna positions of 4×4 MIMO system.

4×4 Cases	Position of antenna coordinate (x,y): mm
	Antenna (1)	Antenna (2)	Antenna (3)	Antenna (4)
(a) Corner
:monopole	5, 5	55, 5	5, 115	55, 115
:bow tie	6, 9	34, 9	6, 91	34, 91
(b) GA
:monopole	4, 7	48.25, 15	13, 97.75	45.5, 118.5
:bow tie	7.5, 11.25	31.15, 21	8.75, 82.5	30.5, 92.5
(c) Linear
:monopole	30, 5	30, 31.2	30, 57.4	30, 83.6
:bow tie	20, 9	20, 35.2	20, 61.4	20, 87.6
(d) Random
:monopole	17, 35	34, 48	15, 62	50, 76
:bow tie	17, 35	34, 48	15, 62	30, 76