Can sound beams improve TV listening with asymmetric hearing?

Research output: Contribution to conferencePresentationpeer-review

Abstract

Individuals with asymmetric hearing often report lack of balance while listening to the TV and a need to turn up the volume even in the presence of one normal ear. A new sound beaming technology relies on ultra-frequency sounds to transmit desired sounds to the listener. Ultra-frequency sounds have wavelengths that are only a few millimeters long and thus naturally travel in extremely narrow beams, which allows the beaming of desired sounds to the listener. This study was designed to compare TV listening experience with regular TV speakers and a speaker with sound beaming technology. Ten adults with asymmetric auditory sensitivity participated in the study. They were familiarized with a visual analogue scale (VAS) (0 to 100) designed to document listening ability. They were allowed to adjust the level of the TV and ceiling speakers to most comfortable listening levels. Then they practiced listening to 2-minute segments of a DVD with the TV and with sound beaming speakers. Then they watched the DVD again while completing the VAS in the two listening conditions. Seven out of the 10 participants preferred the sound beam speaker while the paired t-test performed on the average VAS scores missed significance (p = 0.06).

Conference

ConferenceAnnual Scientific and Technology Conference of the American Auditory Society
Country/TerritoryUnited States
CityScottsdale
Period03/2/1703/4/17
OtherHighlights of the meeting included the Carhart Memorial Lecture, presented by Robert Dobie, MD of the University of Texas Health Science Center; presentation of the Lifetime Achievement Award to Patricia Stelmachowicz; and three exciting Translational Research lectures presented by Mary Pat Moeller, PhD of Boys Town National Research Hospital, Devin McCaslin, PhD of Mayo Clinic, and Richard Lyon of Google, Inc. Naomi Bramhall, PhD of the National Center for Rehabilitative Auditory Research gave the Young Investigator Presentation and a Special Session on "Patient-Focused Emerging Technologies" was presented by Elizabeth Convery, MS of the National Acoustic Laboratories, Yu-Hsiang Wu, MD, PhD of the University of Iowa, Gurjit Singh, PhD of Phonak AG, and Frank Russo, PhD of Ryerson University.
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