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A.c. signal polarizing circuit

  • US 3,121,198 A
  • Filed: 08/24/1960
  • Issued: 02/11/1964
  • Est. Priority Date: 08/24/1960
  • Status: Expired due to Term
First Claim
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1. A DEVICE FOR TRANSPOSING AN A.C. SIGNAL HAVING BOTH POLARITIES RELATIVE TO A D.C. LINE INTO A SIGNAL HAVING ONLY ONE POLARITY RELATIVE TO A D.C. LINE, COMPRISING:

  • FIRST AND SECOND LINES FOR RECEIVING A SIGNAL, SAID FIRST LINE HAVING AN OUTPUT TERMINAL AND BEING CONNECTED TO SUCH D.C. LINE THROUGH A RECTIFIER, MEANS FOR MAINTAINING SAID D.C. LINE AT A PREDETERMINED VOLTAGE WITH RESPECT TO GROUND INDEPENDENTLY OF THE SIGNAL ON SAID FIRST AND SECOND LINES, A RESISTOR CONNECTING SAID D.C. LINE AND SAID SECOND LINE, A CAPACITOR CONNECTING SAID SECOND LINE TO GROUND, THE TIME CONSTANT OF SAID RESISTOR AND SAID CAPACITOR BEING LONGER THAN THE PERIOD OF SIGNALS TO BE HANDLED BY SAID FIRST AND SECOND LINES.

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