A frame sync acquisition mechanism accurately locates a frame synchronization word within successive selectively bit-stuffed frames of data by not only looking for the frame sync word in the two expected alternative frame sync word locations based upon either the addition of stuff bits or...http://www.google.de/patents/US5757869?utm_source=gb-gplus-sharePatent US5757869 - Apparatus and method for detecting frame synchronization pattern/word in bit-stuffed digital data frame 
