IP Library Granted Patent US 9,063,165
Granted Patent B2
US 9,063,165 · App. 14/289,349 · Granted Jun 23, 2015

System for motion and activity correlation with dose for occupational and environmental dosimetry

Inventors: Daniel J. Valentino (Napersville, IL); R. Craig Yoder (Crown Point, IN)
Assignee: LANDAUER, INC.
G01P13/00G01J1/0219G01J1/4204G01P15/00G01J1/0488G01T1/026G01T7/00
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Quick Facts
Patent No.
US 9,063,165
App. No.
14/289,349
Granted
Jun 23, 2015
Kind
B2
Abstract

Described are a method and apparatus for determining based on motion data when an individual wearing a dosimeter is active. Also described are a method and apparatus for determining based on motion data whether an individual was wearing a dosimeter when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data whether a dosimeter was in a particular location when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data where on the body of an individual the individual was wearing a dosimeter when the dosimeter was exposed to radiation. Also described are a method and apparatus for determining based on motion data the probability that an individual is wearing a dosimeter that is assigned to the individual.

Claims (18)

1. A method comprising the following steps:

(a) determining whether an individual was wearing a dosimeter during a monitored period based upon motion and time data obtained from the dosimeter, and

(b) determining whether an individual was wearing the dosimeter when the dosimeter was exposed to one or more radiation sources based upon measured radiation dosage data for the dosimeter, motion data for the dosimeter, time data associated with the radiation dosage data, and time data associated with the motion data,

(c) reporting whether the dosimeter was worn during a monitored period via display on a visual display device and/or via saving whether the individual was wearing a dosimeter when the dosimeter was exposed to one or more radiation sources to a storage medium, wherein the dosimeter comprises one or more motion sensors for generating the motion data, and

(d) reporting whether the individual was wearing a dosimeter when the dosimeter was exposed to one or more radiation sources via display on a visual display device and/or via saving whether the individual was wearing a dosimeter when the dosimeter was exposed to one or more radiation doses to a storage medium, wherein the dosimeter comprises one or more motion sensors for generating the motion data.

2. A method comprising the following steps:

(a) determining a dosimeter was in a location when the dosimeter was exposed to one or more radiation doses based on radiation dosage data for the dosimeter, motion data for the dosimeter, time data associated with the radiation dosage data, time data associated with the motion data, and location data and location data for the dosimeter, and

(b) reporting whether the dosimeter was in the location when the dosimeter was exposed to one or more radiation doses via display on a visual display device and/or via saving whether the dosimeter was in the location when the dosimeter was exposed to one or more radiation doses to a storage medium,

wherein the dosimeter comprises one or more motion sensors for generating the motion data.

3. The method of claim 2 , wherein the dosimeter comprises a device for generating a location beacon and wherein the location data based on data from the location beacon.

4. A method comprising the following steps:

(a) determining where on a body of an individual that the individual was wearing a dosimeter when the dosimeter was exposed to one or more radiation doses based motion data for the dosimeter and time data associated with the motion data, and

(b) reporting where on the body of the individual the individual was wearing a dosimeter when the dosimeter was exposed to one or more radiation doses via display on a visual display device and/or via saving whether the individual was wearing a dosimeter when the dosimeter was exposed to one or more radiation doses to a storage medium, wherein the dosimeter comprises one or more motion sensors for generating the motion data.

5. The method of claim 4 , wherein the one or more motion sensors comprise an accelerometer and a gyroscope.

6. A method comprising the following steps:

(a) determining a probability that an individual wearing a dosimeter is the individual to whom the dosimeter is assigned based on motion data for the dosimeter, and

(b) reporting the probability that the individual wearing the dosimeter is the individual to whom the dosimeter is assigned via display on a visual display device and/or via saving the probability that the individual wearing the dosimeter is the individual to whom the dosimeter is assigned to a storage medium, wherein the dosimeter comprises one or more motion sensors for generating the motion data.

7. The method of claim 6 , wherein the one or more motion sensors comprise an accelerometer, a gyroscope and an energy harvester.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Nov 6, 2017
From: BMO HARRIS BANK N.A
To: LANDAUER, INC
Reel/Frame 044368/0295 →
SECURITY INTEREST Recorded Jul 14, 2017
From: LANDAUER, INC.
To: BMO HARRIS BANK N.A.
Reel/Frame 043010/0956 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 26, 2014
From: VALENTINO, DANIEL J.; YODER, R. CRAIG
To: LANDAUER, INC.
Reel/Frame 033606/0921 →
Continuity (5)
Continuation In Part 14274082 · May 9, 2014
Continuation In Part 13906553 · May 31, 2013
Provisional Application 61654162 · Jun 1, 2012
Provisional Application 61821683 · May 9, 2013
Related Publication 20140312242A1 · Oct 23, 2014