[IEEE 2016 13th International Scientific-Technical Conference on Actual Problems of Electronics Instrument Engineering (APEIE) - Novosibirsk, Russia (2016.10.3-2016.10.6)] 2016 13th International Scientific-Technical Conference on Actual Problems of Electronics Instrument Engineering (APEIE) - Algorithm of processing of signals relative phase modulation in the presence at them the initial angle of shift of phases and correlation between two next instant values