NASA Logo

NTRS

NTRS - NASA Technical Reports Server

Collections About News Help Login
Back to Results
Directional Hearing AidHearing-aid device indicates visually whether sound is coming from left, right, back, or front. Device intended to assist individuals who are deaf in at least one ear and unable to discern naturally directions to sources of sound. Device promotes safety in street traffic, on loading docks, and in presence of sirens, alarms, and other warning sounds. Quadraphonic version of device built into pair of eyeglasses and binaural version built into visor.
Document ID
19890000161
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Jhabvala, M. (NASA Goddard Space Flight Center, Greenbelt, MD.)
Lin, H. C. (University of Maryland)
Date Acquired
August 14, 2013
Publication Date
April 1, 1989
Publication Information
Publication: NASA Tech Briefs
Volume: 13
Issue: 4
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
GSC-13027
Accession Number
89B10161
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

Available Downloads

There are no available downloads for this record.

Related Records

There are no records associated with this record.
No Preview Available