Patent ID: 8068553

Claim:
A performance evaluation system for a multiple-input multiple-output (MIMO) antenna system, the performance evaluation system comprising: an antenna simulation module operable to receive a plurality of simulation parameters from an input device, construct a multiple-antenna model according to the simulation parameters, simulate an electromagnetic field of the multiple-antenna model in a 3D coordinate system, and obtain an electromagnetic power of each of the constructed antennas from the multiple-antenna model; a correlation degree calculation module operable to generate a power azimuth spectrum of each of the constructed antennas in an X-Y coordinate system according to the electromagnetic power of the constructed antenna, and calculate a correlation degree of each of the constructed antennas according to the power azimuth spectrum of the constructed antenna; an MIMO antenna system generation module operable to generate a MIMO antenna system according to the electromagnetic field of the multiple-antenna model and the correlation degree of each of the constructed antennas; and an MIMO antenna system evaluation module operable to transmit a series of radio frequency (RF) signals through the MIMO antenna system, evaluate performance of the MIMO antenna system based on the transmitted RF signals, and display a performance analysis result of the MIMO antenna system on a display device.