Abstract: A portable communication system provides a universal transmitter that couples to a communication device having an audio port, e.g., a cellular phone audio port, and which transforms the sound output into signals, e.g., infrared pulses, for transmission to a wireless receiver, e.g., a behind the ear or in the ear receiver.
Type:
Grant
Filed:
April 3, 2001
Date of Patent:
December 8, 2009
Assignee:
Great American Technologies, Inc.
Inventors:
Marlyn J. Anderson, Barry Voroba, Mark E. Haggerty