| 摘要 |
There is disclosed an analog to digital converter for quantizing an analog signal. The analog to digital converter includes an input for receiving the analog signal and quantizing means coupled to the input for quantizing a first portion of the analog signal to one level of a first predetermined number of discrete levels. Second means coupled to the input causes the quantizing means to quantize the remaining portion of the analog signal to one sublevel of a second predetermined number of discrete sublevels.
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