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Cochlear implant system for an auditory prosthesis

  • US 4,532,930 A
  • Filed: 04/11/1983
  • Issued: 08/06/1985
  • Est. Priority Date: 04/11/1983
  • Status: Expired due to Term
First Claim
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1. In a cochlear implant system having a sound-to-electrical stimulation encoder means, a body-implantable receiver-stimulator and electrodes for receiving electrical signals from said encoder means, the improvement comprisingmeans in said receiver-stimulator for preventing the delivery of a stimulation signal to the electrodes except after the receipt of a correct predetermined sequence of numerical information from said encoder means andmeans in said encoder means for encoding each item of numerical information as a number of pulses in a burst of pulses.

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