Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 5, 2012
Patent Application Number
11928290
Date Filed
October 30, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods of operating an audio device are provided. A method includes calculating estimated sound pressure levels (SPLs) for drive signals directed to an ear canal receiver (ECR) during a time increment Δt; calculating an estimated SPL_Dose during the time increment Δt using the estimated sound pressure levels; and calculating a total SPL_Dose at a time t of the audio device using the estimated SPL_Dose.
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