The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 2002
Filed:
Feb. 07, 2001
Applicant:
Inventors:
Elmer H. Hara, Regina, Saskatchewan, CA;
Edward R. McRae, Richmond, B. C., CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 2/106 ;
U.S. Cl.
CPC ...
G10L 2/106 ;
Abstract
Audio signals are presented to a user by separating the audio signals into plural discrete frequency components extending from a low frequency to a high frequency, translating each of the frequency components into control signals, and applying the control signals to an array of light emitting devices for sensing by the user.