NASA NTRS · 19710000200
An improved telemetry system
Abstract
Transmission of parity bits together with data bits by a rate one half convolutional code of 25-bit constraint length, with sequential decoding of received signal increases quantity and accuracy of data transmitted by pulse code modulated system operating at given power level.
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Lumb, D. R.. 1971-06-01. An improved telemetry system. https://ntrs.nasa.gov/citations/19710000200
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