6Error Control Coding

Historical Note

Illustration of a scribe on a chair, writing.

Error-free transfer and storage of information has been an important aspect of telecommunications for millennia. An example is the process of copying holy books (pictured)1 such as the Bible, where scribes had developed elaborate techniques to ensure the holy text was exactly replicated [1]. These techniques included counting the number of words and letters in each paragraph and comparing them with the original text. Further accuracy was obtained through counting the number of occurrences of an individual letter of alphabet on each page and checking it against the original. Clearly, any discrepancy indicated errors, which could then be searched for and corrected. The accuracy of replicated holy text was clearly of great importance for ...

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