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US 6,275,596 B1Granted
Open ear canal hearing aid system
AssigneeGN ReSound AS
InventorsRobert J. Fretz, Paul H. Stypulkowski, Richard T. Woods
Life of this patent
Estimating the term…
Abstract
An open ear canal hearing aid system comprises an ear canal tube sized for positioning in an ear canal of a user so that the ear canal is at least partially open for directly receiving ambient sounds. The open ear canal hearing aid system further comprises a sound processor for amplifying received ambient sounds included within a predetermined frequency to produce processed sounds and for supplying said processed sounds to said ear canal tube.
Claims32
A hearing aid system comprising:
- an ear canal tube sized for positioning in an ear canal of a user;
- and
- a sound processor having a compressor for amplifying received ambient sounds included within a predetermined amplitude and frequency range that is selected as a function of the ear canal tube size to produce processed sounds and for supplying said processed sounds to said ear canal tube wherein said ear canal tube is sized so that an ear canal of the user is at least partially open for receiving and delivering ambient sounds directly to a tympanic membrane of the user.
A hearing aid system comprising:
- an ear canal tube sized for positioning in an ear canal of the user, said ear canal tube having an outside diameter of less than approximately 0.085 inches;
- and
- a sound processor for amplifying received ambient sounds included within a predetermined amplitude and frequency range to produce processed sounds and for supplying said processed sounds to said ear canal tube wherein said ear canal tube is sized so that an ear canal of the user is at least partially open for receiving and delivering ambient sounds directly to a tympanic membrane of the user.
Dependencies are inferred from the claim text.