Nothing Special   »   [go: up one dir, main page]

FRAYSSE et al., 1989 - Google Patents

Cochlear Implant

FRAYSSE et al., 1989

View PDF
Document ID
8177449295278023764
Author
FRAYSSE B
COCHARD N
Publication year
Publication venue
Proc. Intern. Symp. June

External Links

Snippet

With the new low power digital signal processors (DSP's) realtime Operation of a variety of processing algorithms has become possible which can easily be changed by reprogramming. Reproducible parameter settings and complex feature extraction or signal …
Continue reading at www.uzh.ch (PDF) (other versions)

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00Electrotherapy; Circuits therefor
    • A61N1/18Applying electric currents by contact electrodes
    • A61N1/32Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers
    • A61N1/36032Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers of the outer, middle or inner ear, e.g. cochlear implants
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/50Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/35Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception using translation techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/50Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/502Customised settings for obtaining desired overall acoustical characteristics using analog signal processing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/75Electric tinnitus maskers providing an auditory perception
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/40Arrangements for obtaining a desired directivity characteristic
    • H04R25/407Circuits for combining signals of a plurality of transducers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43Signal processing in hearing aids to enhance the speech intelligibility
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/70Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
    • H04R25/55Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired

Similar Documents

Publication Publication Date Title
JP4966473B2 (en) Voice processing device for transplanted cochlear stimulator
Loizou et al. The effect of parametric variations of cochlear implant processors on speech understanding
US8842853B2 (en) Pitch perception in an auditory prosthesis
JP5901971B2 (en) Reinforced envelope coded sound, speech processing apparatus and system
US9511225B2 (en) Hearing system comprising an auditory prosthesis device and a hearing aid
Geurts et al. Enhancing the speech envelope of continuous interleaved sampling processors for cochlear implants
JPH0323062B2 (en)
US20100274560A1 (en) Selective resolution speech processing
CN104810024A (en) Double-path microphone speech noise reduction treatment method and system
CN111768802B (en) Artificial cochlea voice processing method and system
Choi et al. A review of stimulating strategies for cochlear implants
WO2013067145A1 (en) Systems and methods for enhancing place-of-articulation features in frequency-lowered speech
CN103761974A (en) Cochlear implant
Weiss Effects of noise and noise reduction processing on the operation of the Nucleus-22 cochlear implant processor
CN100502819C (en) Artificial cochlea manufacture method suitable for Chinese voice coding strategy
AU2009236004A1 (en) N band FM demodulation to aid cochlear hearing impaired persons
Meng et al. A temporal limits encoder for cochlear implants
FRAYSSE et al. Cochlear Implant
Huang et al. Combination and comparison of sound coding strategies using cochlear implant simulation with mandarin speech
CN107614058B (en) Patient-specific frequency modulation adaptation
CN111150934B (en) Evaluation system of Chinese tone coding strategy of cochlear implant
CN109963615B (en) Inter-binaural coherence based cochlear stimulation using an adapted envelope process
Seligman Speech-processing strategies and their implementation
CN110772713A (en) Cochlear stimulation system with improved method for determining temporal fine structure parameters
EP2184929B1 (en) N band FM demodulation to aid cochlear hearing impaired persons