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mud pulse telemetry

1. n. [Drilling]

A method of transmitting LWD and MWD data acquired downhole to the surface, using pressure pulses in the mud system. The measurements are usually converted into an amplitude- or frequency-modulated pattern of mud pulses. The same telemetry system is used to transmit commands from the surface.

See: logging-while-drillingmeasurements-while-drillingsurveytelemetry

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