Patent ID: 7974617
Filing Date: 2011-07-05
Classification: H04W

Abstract:
1. A method of testing a quad band user equipment (UE), comprising the steps of: activating a call on the UE in WCDMA 2100 and performing validation tests in the 2100 MHz band; performing a handover of the call to GSM 1900 and performing validation tests in the 1900 MHz band; performing a non-standard GSM handover from 1900 MHz band to the 900 MHz band and performing validation tests in 900 MHz band, wherein due to special conditions the non-standard GSM handover is allowed even though the non-standard GSM handover is not formally supported; and performing an internal GSM handover from the 900MHz band to the 1800 MHz band and perform validation tests in the 1800 MHz band.