Control apparatus and control method for optical modulator Grant US-7945173-B2 United States of America 17 May 2011
System and method for generating optical return-to-zero signals with differential bi-phase… Grant US-7792433-B2 United States of America 07 Sep 2010
Control apparatus and control method for optical modulator Grant US-7734192-B2 United States of America 08 Jun 2010
System and method for generating optical return-to-zero signals with differential bi-phase… Grant US-7734190-B2 United States of America 08 Jun 2010