Patents by Inventor Carl A. Barlow, Jr.

Carl A. Barlow, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • System and method for sensing and measuring heart beat
    Patent number: 4338950
    Abstract: An improved system and method for sensing and measuring heart beat. A body-mountable instrument is provided having a first sensor for detecting pulsing of a user's blood resulting from the user's heart beat and body movement and generating a first electrical signal indicative thereof and a second sensor for detecting the user's body movement and generating a second electrical signal indicative thereof. The instrument further includes a processor responsive to the first and second electrical signals for determining the period of the second electrical signal and for subtracting a first portion of the first electrical signal occurring during a first time interval from a corresponding portion of the first electrical signal occurring during a second time interval.
    Type: Grant
    Filed: September 22, 1980
    Date of Patent: July 13, 1982
    Assignee: Texas Instruments Incorporated
    Inventors: Carl A. Barlow, Jr., Lee R. Reid