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James A Herndon, Henry R Ask: Solid-state digital flight data recorder. United Technologies Corporation, Dominic J Chiantera, October 11, 1983: US04409670 (100 worldwide citation)

A digital flight data recorder receives sensed parameter information in serial data format in successive data frames and first circulates the information in a first-in first-out (FIFO) sequence through a minor memory to preserve the data received over a most recent real time interval, after which th ...


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