Decorative and operative hearing aid attachment
Deep insertion intracanal hearing aids or miniaturized peritympa
Device and method for controlling digitally-stored sounds to pro
Device for electroacoustic sound generation in a motor vehicle
Device for producing artifical reverberation
Device for producing reverberation sound
Device for the adaptation of programmable hearing aids
Device for transmission of sound with selective filtering for in
Device to be used for changing the acoustic properties of a room
Differential hearing aid with programmable frequency response
Digital acoustic reverberation filter network
Digital audio signal playback system delay
Digital audio signal processor with harmonics modification
Digital echo circuit
Digital hearing aid
Digital hearing aid
Digital hearing aid system
Digital hearing enhancement apparatus
Digital programming device for hearing aids
Digital signal processing using waveguide networks