Phase coder alignment system

Claim 1

IN COMBINATION, SIGNAL DETECTING MEANS HAVING TWO INPUTS AND AN OUTPUT AND ADAPTED TO RECEIVE AT ONE OF SAID INPUTS PHASE CODED CARRIER SIGNALS DEFINED BY A PREDETERMINED MATRIX OF N ROWS AND N COLUMNS, A LOCAL SOURCE FOR PRODUCING PHASE CODED REFERENCE SIGNALS DEFINED BY SAID MATRIX, SAID LOCAL SOURCE INCLUDING CONTROLLABLE MEANS FOR ABRUPTLY SHIFTING SAID MATRIX OF REFERENCE SIGNALS IN TIME RELATIVE TO SAID MATRIX OF CARRIER SIGNALS IN INCREMENTS OF MATRIX ROWS, THE OUTPUT OF SAID LOCAL SOURCE BEING CONNECTED TO THE OTHER OF SAID DETECTOR INPUTS, SAID DETECTOR BEING OPERATIVE TO CROSS-CORRELATE SAID CARRIER AND REFERENCE SIGNALS SO AS TO PRODUCE AT SAID OUTPUT A SIGNAL RELATED TO THE RELATIVE PHASE THEREBETWEEN, AND MEANS ADAPTED TO RECEIVE SAID OUTPUT SIGNAL OF SAID DETECTOR MEANS FOR SENSING THE PRESENCE OF HARMONICALLY RELATED FREQUENCY COMPONENTS THEREOF.