What is CRC-4 (Cyclic Redundancy Check 4)? CRC-4 (Cyclic Redundancy Check 4) is a form of cyclic redundancy checking -- a method of checking for errors in transmitted data -- that is used on E1 trunk ...

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You send a file, but how do you know it arrived intact? In other words, how do you know that it didn’t get cut off, garbled, or changed somehow? Simplistically, you could just add up all the bytes in ...

Quantifying the impact of a small engineering change in a complex video signal chain can often be a thankless task; evaluating whether a lower cost digital video cable has degraded system performance; ...

I have an mp3 player with a few bad sectors. My problem is that when I try to copy over music files, it'll fill up to the point where the bad sector is, then it'll say "error: failed cyclic redundancy ...

The Cyclic Redundancy Check (CRC) can be termed as a “Sophisticated check sum”. The Linear Feedback Shift Registers (LFSRs) play a key role in the calculation of the CRC. A simple circuit based on ...

I've got some video files on a DVD (not a video DVD) that won't copy over because there's something wrong with the DVD and they fail CRC check. I believe the problem is only in a few places, and since ...