×

Emitter driver for noninvasive patient monitor

  • US 9,668,680 B2
  • Filed: 11/16/2015
  • Issued: 06/06/2017
  • Est. Priority Date: 09/03/2009
  • Status: Active Grant
First Claim
Patent Images

1. A patient monitor configured to communicate with an optical sensor, the patient monitor comprising:

  • means for supplying a current to one or more optical radiation sources of an optical sensor;

    means for determining an address of 2N addresses to set a wavelength of optical radiation emitted by the one or more optical radiation sources to a desired wavelength, each of at least some of the 2N addresses uniquely corresponding to a different wavelength of the optical radiation emitted by the one or more optical radiation sources, N being a number greater than 2; and

    means for outputting the address as a set of N bits transmitted separately via N terminals.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×