A RECEIVER AND A METHOD FOR REDUCING A DISTORTION COMPONENT WITHIN A BASEBAND RECEIVE SIGNAL

A method for reducing a distortion component within a baseband receive signal is provided. The baseband receive signal is derived from a radio frequency signal and the distortion component is relatedto an undesired signal component of the radio frequency signal. The method includes generating a firs...

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Hauptverfasser: KANUMALLI RAM, ELMAGHRABY AHMED S, NEURAUTER BURKHARD, SCHELMBAUER WERNER, MAYER ANDREAS
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:A method for reducing a distortion component within a baseband receive signal is provided. The baseband receive signal is derived from a radio frequency signal and the distortion component is relatedto an undesired signal component of the radio frequency signal. The method includes generating a first local oscillator signal having a frequency related to a frequency of the undesired signal component. Further the method includes generating an auxiliary base- band signal using the radio frequency signal and the first local oscillator signal. The method further includes generating a second localoscillator signal having a frequency related to a frequency of a desired signal component of the radio frequency signal. Further the method includes generating the baseband receive signal using the radio frequency signal and the second local oscillator signal. The method includes modifying the baseband receive signal based on the auxiliary baseband signal. 提供种用于减小基带接收信号内的失真分量的方法。基带接收信号是从射频信号导出的,并且失真分量与射频信号的不期望信号分量有关。该方法包括: