wherein by controlling at least one of the first and the second adjusting circuit, the phase difference between the positive signal and {TAIL ~ the negative signal} reaches {HEAD ~ a predetermined condition} 
wherein by controlling at least one of the first and the second adjusting circuit , the phase difference between the positive signal and { TAIL ~ the negative signal } reaches { HEAD ~ a predetermined condition }
OTH 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 OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD