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SUPERHETERODYNE RECEIVER APPARATUS AND RECEPTION METHOD, AND SEMICONDUCTOR INTEGRATED CIRCUIT FOR RECEIVER APPARATUS
SUPERHETERODYNE RECEIVER APPARATUS AND RECEPTION METHOD, AND SEMICONDUCTOR INTEGRATED CIRCUIT FOR RECEIVER APPARATUS
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机译:超外差接收器和接收方法,以及接收器的半导体集成电路
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摘要
PROBLEM TO BE SOLVED: To provide a superheterodyne receiver apparatus or the like which can easily perform tuning to a desired receiving frequency.;SOLUTION: The superheterodyne receiver apparatus with a frequency conversion portion which performs frequency conversion of a high frequency signal to an intermediate frequency signal includes: a memory; an operation portion which calculates tuning voltage setting data for setting tuning voltage corresponding to the desired receiving frequency according to an expression using data stored in the memory as a coefficient; and a DA conversion portion which performs DA conversion of the tuning voltage setting data to the tuning voltage.;COPYRIGHT: (C)2011,JPO&INPIT
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