{HEAD ~ An integrated circuit complementary metal oxide silicon voltage controlled oscillator} includes a plurality of variable delay elements, connected in a ring configuration, each variable delay element including a pair of {TAIL ~ parallel connected differential CMOS sections} 
{ HEAD ~ An integrated circuit complementary metal oxide silicon voltage controlled oscillator } includes a plurality of variable delay elements , connected in a ring configuration , each variable delay element including a pair of { TAIL ~ parallel connected differential CMOS sections }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL