Invention Grant
US08565345B2 Oversampling digital radio frequency transmitter 有权
过采样数字射频发射机

Oversampling digital radio frequency transmitter
Abstract:
A system and method for transmitting a radio frequency signal, comprising providing a plurality of digital radio frequency signal inputs, each having a respective associated clock, wherein a respective digital radio frequency signal input has a digital data rate sufficient to represent both the information and carrier, if any, in a corresponding analog representation of the digital radio frequency signal; selectively controlled a non-blocking switch matrix with a control signal, the non-blocking switch matrix receiving the plurality of inputs and associated clocks, and producing a plurality of regenerated outputs and associated regenerated clocks; producing an analog representation of the radio frequency signal input with a respective digital to analog converter for each of the regenerated outputs and associated regenerated clocks; and communicating the analog representations from the respective digital to analog converters to a location for transmission thereat.
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