Invention Grant
US09331710B1 Method and apparatus for encoding digital data into an oversampling digital to analog converter 有权
将数字数据编码为过采样数模转换器的方法和装置

Method and apparatus for encoding digital data into an oversampling digital to analog converter
Abstract:
A method for an oversampling digital-to-analog converter (DAC) includes oversampling M-bit binary data to provide N-bit oversampled binary data, wherein M and N are integers and N is greater than M, encoding the N-bit oversampled binary data to provide 2(N-1)-bit thermometer code data and a sign bit, shuffling the 2(N-1)-bit thermometer code data to provide 2(N-1)-bit shuffled data, converting the 2(N-1)-bit shuffled data and the sign bit to an analog output signal, and smoothing the analog signal to provide a smoothed analog output signal.
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