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Error concealment

In digital video recording systems, a technique used when error correction fails. Erroneous data is replaced by data synthesized from surrounding pixels.

Error concealment is a technique used in signal processing that aims to minimize the deterioration of signals caused by missing data, called packet loss. A signal is a message sent from a transmitter to a receiver in multiple small packets. Packet loss occurs when these packets are misdirected, delayed, resequenced, or corrupted.

Error concealment has many digital applications, including web browsing, video conferencing, Skype, and YouTube. In digital video recording systems, a technique used when error correction fails. Erroneous data is replaced by data synthesized from surrounding pixels.

Key Terms

data
definition
deterioration signals
error concealment
message
packet loss
signal
signal processing
technique
usage

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Synonymns

Error concealment
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Last modified on February 18 2020
Content adapted from Wikipedia
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