The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 08, 2005
Filed:
Mar. 10, 2003
Johnnie W. Huang, Hillsborough, CA (US);
Matthew Mozur, Danvers, MA (US);
Clifford Mark Kelly, Windham, NH (US);
Michael Joseph Riley, Groveland, MA (US);
Michael J. Bernstein, San Ramon, CA (US);
Johnnie W. Huang, Hillsborough, CA (US);
Matthew Mozur, Danvers, MA (US);
Clifford Mark Kelly, Windham, NH (US);
Michael Joseph Riley, Groveland, MA (US);
Michael J. Bernstein, San Ramon, CA (US);
Draeger Medical Systems, Inc., Danvers, MA (US);
Abstract
A system and method for adjusting power employed by a light emitting device used for medical applications, such as measurement of patient parameter. A system or device includes a light emitting device, a power unit coupled to the light emitting device for powering the light emitting device and responsive to a control signal for adjusting power applied to the light emitting device, and a control unit for providing the control signal and coupled to the power unit, the control signal being determined in response to a characteristic of a signal associated with a physiological parameter measured using light produced by the light emitting device.