A.消除碼間干擾 B.取出時(shí)鐘成份 C.取出時(shí)鐘及諧波成份 D.濾除噪聲干擾
A.NRZ碼 B.HDB3碼 C.RZ碼 D.AMI碼和CMI碼
A.64kbit/s B.2.048Mbit/s C.155.520Mbit/s D.622.080Mbit/s