Signal processing apparatus and methods

CAFC
  • US 5,109,414 A
  • Filed: 09/25/1990
  • Issued: 04/28/1992
  • Est. Priority Date: 11/03/1981
  • Status: Expired due to Term
First Claim
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1. In a signal processing system,a plurality of receiver/distribution means for receiving programming from a program source and for inputting said programming to a switch means and a plurality of detector means,a switch means for receiving output from said plurality of receiver/distribution means, said switch means being capable of directing a selected portion of said programming received from one or more said receiver/distribution means to an associated output device,a plurality of detector means for detecting control signals respecting said programming,a first processor means operatively connected to said plurality of detector means for identifying each detected control signal as having been detected by a particular detector means,a storage means for receiving and storing said detected control signals, anda second processor means for controlling the output directing function of said switch means.

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