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Patent applications and USPTO patent grants for Chang; Thomas W..The latest application filed is for "test systems with multiple antennas for characterizing over-the-air path loss".
Patent | Date |
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Methods of testing wireless devices in over-the-air radio-frequency test systems without path loss characterization Grant 8,706,044 - Chang , et al. April 22, 2 | 2014-04-22 |
Methods for dynamic calibration of over-the-air path loss in over-the-air radio-frequency test systems Grant 8,600,309 - Chang , et al. December 3, 2 | 2013-12-03 |
Test systems with multiple antennas for characterizing over-the-air path loss Grant 8,527,229 - Chang , et al. September 3, 2 | 2013-09-03 |
Methods For Dynamic Calibration Of Over-the-air Path Loss In Over-the-air Radio-frequency Test Systems App 20120052815 - Chang; Thomas W. ;   et al. | 2012-03-01 |
Methods Of Testing Wireless Devices In Over-the-air Radio-frequency Test Systems Without Path Loss Characterization App 20120052816 - Chang; Thomas W. ;   et al. | 2012-03-01 |
Test Systems With Multiple Antennas For Characterizing Over-the-air Path Loss App 20120053879 - Chang; Thomas W. ;   et al. | 2012-03-01 |
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