Title :
Decoding in optics
Author :
Banihashemi, Amir H. ; Hemati, Saied
Author_Institution :
Dept. of Syst. & Comput. Eng., Carleton Univ., Ottawa, Ont., Canada
Abstract :
We propose using optical components for decoding digital information, based on the so-called iterative coding schemes, such as turbo codes and low-density parity-check (LDPC) codes. This suggests a significant increase in speed compared to the conventional electronic decoding.
Keywords :
iterative decoding; optical directional couplers; optical information processing; parity check codes; photodiodes; turbo codes; LDPC codes; belief propagation; digital information decoding; electro-optical signal processing; iterative coding; iterative decoding algorithms; low-density parity-check codes; optical components; optical directional coupler; optics; photodiodes; sum-product algorithm; turbo codes; Couplers; Iterative algorithms; Iterative decoding; Optical computing; Optical devices; Optical fiber networks; Parity check codes; Reactive power; Sum product algorithm; Turbo codes;
Conference_Titel :
Information Theory, 2002. Proceedings. 2002 IEEE International Symposium on
Print_ISBN :
0-7803-7501-7
DOI :
10.1109/ISIT.2002.1023503
