Communication receiver utilizing negative feedback polarization modulation of electromagnetic waves and communication system including said receiver专利检索- 光的解调;被调制的光调制的变换;光的变频专利检索查询-专利查询网

Communication receiver utilizing negative feedback polarization modulation of electromagnetic waves and communication system including said receiver
申请号	US20604162	申请日	1962-06-28	公开(公告)号	US3214590A	公开(公告)日	1965-10-26
申请人	BELL TELEPHONE LABOR INC;			发明人	SCHACHTMAN MARSHALL G;
摘要
权利要求	1. A COMMUNICATION SYSTEM COMPRISING A TRANSMITTER ADAPTED TO PRODUCE INFORMATION RESPONSIVE TIME VARIATIONS OF POLARIZATION AND A RECEIVER INCLUDING MEANS FOR ALTERING SAID TIME VARIATIONS, MEANS FOR PRODUCING AN OUTPUT SIGNAL WITH AMPLITUDES RESPONSIVE TO SAID ALTERED TIME VARIATIONS, AND MEANS FOR FEEDING A PORTION OF SAID OUTPUT SIGNAL TO SAID ALTERING MEANS IN A POLARITY TO MAKE SAID ALTERED TIME VARITIONS SMALLER THAN SAID INFORMATION RESPONSIVE TIME VARIATIONS.
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