echo check


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Related to echo check: parity check

echo check

[′ek·ō ‚chek]
(computer science)
A method of ascertaining the accuracy of transmission of data in which the transmitted data are returned to the sending end for comparison with original data. Also known as loopback check; loop check; read-back check.

echo check

In communications, an error checking method that retransmits the data back to the sending device for comparison with the original.
References in periodicals archive ?
An investigation by the ECHO checked prices at a range of addresses in both the regions for several different housing types and found Liverpool residents were worse off in every single case.
THE Echo checked a random selection of 173 infant and junior schools across South Wales and found 37 (21 per cent) had one or more base stations within 500m.
The ECHO checked out the email address and traced it to the dental surgery.
When the Echo checked the price of a three-star self-catering apartment in Benidorm, Spain, for a family of four, including two teenage children, it cost more than pounds 1,000 extra to take the same holiday in the school summer holidays than in June.