Cyclic code encoder/decoder
Abstract
Abstract A CYCLIC CODE DECODER IS PROVIDED WHICH HAS A FEEDBACK SHIFT REGISTER ORGANIZED IN TWO SECTIONS WHICH TOGETHER FORM A CYCLIC CODE ENCODER. HE FIRST SECTION HAS A GATED FEEDBACK CONNECTION IN ACCORDANCE WITH THE POLYNOMIAL XC+1. THE SECOND SECTION IS SELECTIVELY CONNECTED IN SERIES ITH THE FIRST SECTION AND HAS GATED FEEDBACK CONNECTIONS FOR THE POLYNOMIAL P1 (X). ADDITIONAL FEEDBACK CONNECTIONS ARE PROVIDED FOR THE FIRST SECTION, IN ACCORDANCE WITH THE POLYNOMIAL P1 (X) AND THESE FEEDBACK CONNECTIONS ARE SELECTIVELY CONNECTED IN SERIES WITH THEFEEDBACK TO THE SECOND SECTION OF THE SHIFT REGISTER. A ZERO DETECTOR, COMPARATOR AND COUNTER ARE PROVIDED FOR ERROR DETECTION AND IDENTIFICATION AS A FACTORED POLYNOMIAL. D R A W I N G
Inventors
- 👤 T Howell
Bibliographic Details
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