| http://www.w3.org/ns/prov#value | - A method for mapping a plurality of incoming bits into PAM code outputs, comprising:a) grouping a plurality of said incoming bits into a group of x bits based on a desired data rate, x being a positive integer greater than four; b) choosing a first subgroup of N bits of said x bits as sign bits, where N is a positive integer greater than one and less than x; c) utilizing a second subgroup of the r
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