Maryland's Defense Patent Database

The defense community in Maryland is an R&D powerhouse.

Use this database to see the innovative patents that are poised for commercialization.

Alertness/drowsiness and cognitive capacity index

Patent image
AMRMC

The invention includes a method and system for providing an Index representing the alertness state of an individual based at least in part on EEG signals obtained from the individual. In at least one embodiment, the EEG signals are divided into frequency bands and a total amplitude of the power is determined. Based on the proportion of the high frequency band compared to the proportion of the low frequency band, an Index is determined that is indicative of an individual's ability to perform a cognitive task.

Inventors: 
Sing, Helen C.
Patent Number: 
Technical domain: 
Biotechnology and Healthcare
FIle Date: 
2008-12-19
Grant Date: 
2012-10-09
Grant time: 
1,390 days
Grant time percentile rank: 
25
Claim count percentile rank: 
8
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US ARMY