| 摘要 |
<P>PROBLEM TO BE SOLVED: To realize a digital detector circuit with high stability in a simple constitution, and a digital detection method. <P>SOLUTION: This digital detector circuit is provided with: a binarizing means for binarizing an inputted modulation signal for each predetermined processing unit; a delay detection means for performing the delay detection of the binarized modulation signal with one delay of the processing unit as a reference phase, and for classifying the output of the delay detection into a plurality of patterns; and a phase extracting means for extracting the plurality of phases of the carrier wave of the modulation signal based on the plurality of patterns. <P>COPYRIGHT: (C)2003,JPO |
