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