×

User responsive sleep monitoring and awakening device

  • US 5,928,133 A
  • Filed: 03/23/1998
  • Issued: 07/27/1999
  • Est. Priority Date: 01/30/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. Apparatus for awakening a person at an optimal point of wakefulness comprising:

  • physiological monitoring means for sampling a bodily electrical property, where said bodily electrical property is electrical resistance between two separate points on the person;

    measuring means for measuring changes in said electrical resistance over a predetermined time period at predetermined intervals;

    comparing means for comparing the changes measured by said measuring means to a predetermined threshold value;

    awakening means for awakening the person at the point in time when the changes in said bodily electrical property first exceed said predetermined threshold value.

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