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:
Mar. 13, 2012
Filed:
Feb. 23, 2009
Brett A. Swanson, Meadowbank, AU;
Peter J. Blamey, Mt. Waverley, AU;
Hugh J. Mcdermott, Mt. Macedona, AU;
James F. Patrick, Roseville, AU;
Brett A. Swanson, Meadowbank, AU;
Peter J. Blamey, Mt. Waverley, AU;
Hugh J. McDermott, Mt. Macedona, AU;
James F. Patrick, Roseville, AU;
Cochlear Limited, Macquarie University, NSW, AU;
The University of Melbourne, Victoria, AU;
Abstract
A method and apparatus for detecting an envelope of an audio signal, and a method and apparatus for enhancing the pitch cue of an audio signal perceived by a cochlear implant patient where the audio signal is processed and input to an implant device of the recipient. The methods and apparatuses use techniques such as filtering, rectifying, detecting peak values, sampling, resetting, comparing and multiplying various signals to detect the envelope or enhance the pitch cue of the audio signal.