Proceedings of the IEEK Conference (대한전자공학회:학술대회논문집)
- 2000.11b
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- Pages.281-284
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- 2000
Design of Reed Solomon Encoder/Decoder for Compact Disks
컴팩트 디스크를 위한 Reed Solomon 부호기/복호기 설계
Abstract
This paper describes design of a (32, 28) Reed Solomon decoder for optical compact disk with double error detecting and correcting capability. A variety of error correction codes(ECCs) have been used in magnetic recordings, and optical recordings. Among the various types of ECCs, Reed Solomon(RS) codes has emerged as one the most important ones. The most complex circuit in the RS decoder is the part for finding the error location numbers by solving error location polynomial, and the circuit has great influence on overall decoder complexity. We use RAM based architecture with Euclid's algorithm, Chien search algorithm and Forney algorithm. We have developed VHDL model and peformed logic synthesis using the SYNOPSYS CAD tool. The total umber of gate is about 11,000 gates.
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