Citation

Abstract

Viterbi decoding of X-band Mariner Venus—Mercury 1973 (MVM’73) spacecraft data using both a hardware Viterbi decoder and a software Viterbi decoder resulted in a significant and previously unexplained difference in decoded bit error rates. This difference is explained by foldover effects which arose when the 6-bit recorded data were reduced to the required 3-bit decoder input data in the hardware Viterbi decoder.

Details

Volume
42-34
Published
August 15, 1976
Pages
27–32
File Size
421.1 KB