Audio actuated switch for transceiver transmitter

• US 3,169,221 A
• Filed: 02/21/1962
• Issued: 02/09/1965
• Est. Priority Date: 02/21/1962
• Status: Expired due to Term

• Current Assignee: Armand J. Franchi
• Original Assignee: Armand J. Franchi
• Inventors: Franchi, Armand J.
• Application Number:
  US04/174,752
• Time in Patent Office: 1,084 Days
• US Class Current: 455/79
• CPC Class Codes: H03K 17/30 Modifications for providing a predetermined threshold before switching shaping pulses by thresholding H03K5/08
• CPC Class Codes: H04B 1/46 by voice-frequency signals; by pilot signals

Claims

1. A TRANSCEIVER COMPRISING MEANS FOR TRANSMITTING AND RECEIVING AUDIO SIGNALS, SAID TRANSMITTING MEANS COMPRISING MEANS RESPONSIVE TO SAID AUDIO SIGNAL FOR MODULATING A CARRIER SIGNAL AND TRANSMITTING SAID MODULATED SIGNAL POWER, MEANS FOR SUPPLYING POWER TO SAID TRANSMITTING MEANS, SWITCH CONTROL MEANS COMPRISING PEAK TO PEAK DETECTOR MEANS FOR PROVIDING A VOLTAGE RESPONSIVE TO THE SYLLABIC RATE OF SAID AUDIO SIGNAL, DRIVER MEANS FOR AMPLIFYING SAID VOLTAGE, TRANSISTORIZED TRIGGER MEANS CONNECTED TO SAID DRIVER FOR PROVIDING A SWITCH OPERATING SIGNAL RESPONSIVE TO SAID AMPLIFYING VOLTAGE, AND SWITCHING MEANS OPERATED RESPONSIVE TO SAID SWITCH OPERATING SIGNAL FOR CONNECTING SAID POWER MEANS TO SAID TRANSMITTING MEANS TO SUPPLY OPERATING POWER THERETO, THEREBY CAUSING TRANSMISSION OF SAID MODULATED SIGNAL.