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Biological optical measuring instrument

  • US 20040242979A1
  • Filed: 12/29/2003
  • Published: 12/02/2004
  • Est. Priority Date: 06/28/2001
  • Status: Active Grant
First Claim
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1. A biological optical measuring instrument comprising a light generating unit which irradiates light having a predetermined wavelength to a subject, a light detecting unit which detects light which is irradiated from the light generating unit and is transmitted through the subject and a signal processing unit which analyzes optical signals detected by the light detecting unit and prepares biological information including blood stream in the subject, wherein the signal processing unit includes means for detecting noise components contained in the detected optical signals and means for removing an optical signal portion containing the detected noise components from the optical signals.

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