Research Article

Diversity Performance of Multiantenna Systems for UMTS Cellular Phones in Different Propagation Environments

Table 3

Simulated (3D pattern integration or IE3D values) and measured total efficiency of each antenna of the different antenna systems.

Total efficiency (dB) antenna1Total efficiency (dB) antenna2
SimulatedRCSimulatedRC

Initial structure−1−0.85−1−1.25
Neutralized structure−0.1−0.2−0.1−0.5