Xiongwen Zhao, Elektrobit (EB)

Articles by Xiongwen Zhao, Elektrobit (EB)

Internal PIFA Performance Evaluations for a Satellite-terrestrial Handset

The performance of several internal PIFA prototypes for a satellite-terrestrial handset is evaluated for multipath fading channels. The fade margins are provided by the system reliability requirements. The userís head and hand have a large effect on th...

August 6, 2010

Xiongwen Zhao, Elektrobit (EB)

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Figure 1 TerreStar GENUS™ Smartphone. Antenna performance evaluation is a key step to understanding the performance behavior of an antenna design. Planar inverted-F antennas (PIFA) are often applied in terrestrial cellular phones. At EB, the first GMR-1 3G satellite-terrestrial smartphone was designed, using an internal PIFA antenna configuration for...