▁Reg n ery ▁Publishing ▁Human ▁Events ▁ ▁References ▁ ▁Category : L iving ▁people ▁Category : 1 9 6 6 ▁birth s ▁Category : American ▁political ▁writers ▁Category : 2 0 th - century ▁American ▁male ▁writers ▁Category : 2 1 st - century ▁American ▁male ▁writers ▁Category : American ▁political ▁activ ists ▁Category : 2 0 th - century ▁American ▁non - f iction ▁writers ▁Category : 2 1 st - century ▁American ▁non - f iction ▁writers ▁Category : American ▁male ▁non - f iction ▁writers <0x0A> </s> ▁A ▁binary ▁er asure ▁channel ▁( or ▁B EC ) ▁is ▁a ▁common ▁communic ations ▁channel ▁model ▁used ▁in ▁coding ▁theory ▁and ▁information ▁theory . ▁In ▁this ▁model , ▁a ▁transmit ter ▁sends ▁a ▁bit ▁( a ▁zero ▁or ▁a ▁one ), ▁and ▁the ▁receiver ▁either ▁receives ▁the ▁bit ▁or ▁it ▁receives ▁a ▁message ▁that ▁the ▁bit ▁was ▁not ▁received ▁(" er ased "). ▁This ▁channel ▁is ▁used ▁frequently ▁in ▁information ▁theory ▁because ▁it ▁is ▁one ▁of ▁the ▁simplest ▁channels ▁to ▁analyze . ▁ ▁The ▁B EC ▁was ▁introduced ▁by ▁Peter ▁E lias ▁of ▁M IT ▁in ▁ 1 9 5 5 ▁as ▁a ▁to y ▁example . ▁▁▁ ▁Cl os ely ▁related ▁to ▁the ▁binary ▁er asure ▁channel ▁is ▁the ▁packet ▁er asure ▁channel ▁which ▁shares ▁many ▁similar ▁theoretical ▁results ▁with ▁the ▁binary ▁er asure ▁channel . ▁ ▁Description ▁ ▁The ▁B EC ▁is ▁a ▁binary ▁channel ; ▁that ▁is , ▁it ▁can ▁transmit ▁only ▁one ▁of ▁two ▁symbols ▁( us ually