Patent ID: 8611950
Filing Date: 2013-12-17
Classification: H04W

Abstract:
1. A method of providing a power scanning in a multi-band terminal with two or more Radio Frequency (RF) chips, the method comprising: selecting only one RF chip from the two or more RF chips in the terminal; performing the power scanning on a full band comprising a plurality of individual frequency bands supported by the terminal, using only the selected RF chip, wherein the power scanning measures receive signal strength levels to select a cell for communication; and sharing a power scanning result gathered by the selected RF chip with an unselected RF chip of the two or more RF chips in the terminal, wherein the terminal comprises two or more Subscriber Identification Module (SIM) cards, and wherein the two or more RF chips respectively manage the two or more SIM cards, and wherein each RF chip supports all of the individual frequency bands supported by the terminal.