发明名称 WIDEBAND RECEIVER FOR WIRELESS COMMUNICATION SYSTEM AND METHOD FOR CONTROLLING THE SAME
摘要 A wideband receiver for a wireless communication system and a method for controlling the same are provided. In the wideband receiver for a wireless communication system, a receive path includes a mixer for receiving a Radio Frequency (RF) signal having a frequency fSG and for converting the RF signal into an Intermediate Frequency (IF) signal having a frequency fIF by mixing the RF signal with a first local oscillation signal having a first local oscillation frequency fLO1, and at least one Phase Locked Loop (PLL) for providing the local oscillation signal to the mixer. A control block determines whether a half-IF signal having a center frequency of fSG-fIF/2 exists in the IF signal, and when the half-IF signal exists, controls the at least one PLL to generate a second local oscillation signal having a second local oscillation frequency fLO2 greater than the first local oscillation frequency fLO1.
申请公布号 US2011081880(A1) 申请公布日期 2011.04.07
申请号 US20100871221 申请日期 2010.08.30
申请人 SAMSUNG ELECTRONICS CO. LTD. 发明人 AHN CHEOL-WOO
分类号 H04B1/26 主分类号 H04B1/26
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