1. MOTOROLA Project 2004 Current members Prof. John G. Harris Dr. Mark D. Skowronski Meena Ramani, Ph.D. student Harsha Sathyendra, Ph.D. student Ismail Uysal, Ph.D. student & Prof. Alice Holmes, Audiology Sharon Powell, Au.D. student

2. MOTOROLA Project 2004 Previous CNEL members Tom Reinke, M.S. `01 Marc Boillot, Ph.D. `02 Adnan Sabuwala, M.S. `02 Bill O’Rourke, M.S. `02 Kaustubh Kale, M.S. `03 Lingyun Gu, `04 Funding from MOTOROLA since 2000 Publications in SPEECH PROCESSING Speech Enhancement  Energy redistribution, voiced/unvoiced ASA San Diego `04 JASA, 2004 (revision)  Energy redistribution, spectral transitions ASA Cancun `02 Loudness Enhancement  Bandwidth expansion ISCAS Vancouver `04

3. MOTOROLA Project 2004 Telephone BW is 300-3400 Hz Goal: Extend speech bandwidth to 0-4 kHz on the phone. Methods: predictive models for vocal tract and excitation information. Current 2004 projects: Bandwidth Extension

4. MOTOROLA Project 2004 Current 2004 projects: Assistive Listening Devices 20 million Americans are hard of hearing. Goal: Develop cell phones as ALDs. Methods: speech enhancement algorithms, audiologic listening tests