Department;
of;
Electronics;
and;
Computer;
Engineering,Hong;
Kong;
University;
of;
Science;
&;
Technology,Hong;
Kong,China;
Micro;
&;
Nano;
Electric;
Device;
and;
Integrated;
Technology;
Group,Key;
Laboratory;
of;
Integrated;
Microsystems,Peking;
University,;
Shenzhen;
Graduate;
School,Shenzhen;
518055,China;