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=== TRF ====== Homodyne ===The homodyne is a direct conversion front-end design that eliminates 1/3 of the components necessary for the superheterodyne receiver design. ZIF, or Zero-IF is the homodyne attracting industry attention as a means to greatly reduce cost. However, due to problems with ZIF, it is typically not considered a beneficial tradeoff. Direct conversion receivers perform the RF to baseband frequency translation in a single step.