High Speed Telemetry Full-Duplex Pre-Equalized OFDM Over Wireline for Downhole Communication

A Full-Duplex Pre-equalized OFDM system for high speed telemetry down-hole wire-line communication. The system compensates for the narrow bandwidth, high attenuation of, and noise in a downhole wireline using Trellis Code Modulation and Reed Solomon encoding.

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Bibliographic Details
Main Authors ZHAO JINSONG, ANDRADE HAROLD, MAXIT JORGE O, VISWANATHAN RAMAN
Format Patent
LanguageEnglish
Published 25.11.2010
Subjects
DETECTING MASSES OR OBJECTS
GEOPHYSICS
GRAVITATIONAL MEASUREMENTS
MEASURING
PHYSICS
TESTING
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Summary:A Full-Duplex Pre-equalized OFDM system for high speed telemetry down-hole wire-line communication. The system compensates for the narrow bandwidth, high attenuation of, and noise in a downhole wireline using Trellis Code Modulation and Reed Solomon encoding.
Bibliography:Application Number: US20100781675