Figure 14-1 Small pinna Large pinna A B Weight (a.u.) Frequency (kHz)

Slides:



Advertisements
Similar presentations
2 nd August 2013 Cochlear Implants for SSD Emma van Wanrooy, SCIC.
Advertisements

Mr. McCormick A.P. Psychology
Copyright, 1996 © Dale Carnegie & Associates, Inc. Why Should I Wear A Hearing Aid If I Already Use A Cochlear Implant? Jodi Haberstock M. Sc., CCC-Audiology.
Binaural Hearing Or now hear this! Upcoming Talk: Isabelle Peretz Musical & Non-musical Brains Nov. 12 noon + Lunch Rm 2068B South Building.
Localizing Sounds. When we perceive a sound, we often simultaneously perceive the location of that sound. Even new born infants orient their eyes toward.
CSD 5400 REHABILITATION PROCEDURES FOR THE HARD OF HEARING Amplification Hearing Aids.
The Inner Ear – Structure and Function
Introduction disruption in unilateral deafness is underestimated (Laryngoscope Sep;122(9): ) educational 12-41% additional needs (Bess 1988)
The BAHA ® System. Types of hearing loss the BAHA ® System can help Unilateral sensori-neural hearing loss/Single Sided Deafness –Due to examples.
CSD 3000 DEAFNESS IN SOCIETY Topic 8 HEARING AIDS AND ASSISTIVE TECHNOLOGY.
P247. Figure 9-1 p248 Figure 9-2 p251 p251 Figure 9-3 p253.
1 Recent development in hearing aid technology Lena L N Wong Division of Speech & Hearing Sciences University of Hong Kong.
Part 1, Presentation 2 July 2001
Today, I will learn the formula for finding the area of a rectangle.
The effect of frequency compression and high- frequency directionality on horizontal localisation and speech in noise recognition Ingrid Yeend, Anna O’Brien,
Amplification/Sensory Systems SPA 4302 Summer 2007.
Alan Kan, Corey Stoelb, Matthew Goupell, Ruth Litovsky
Namaste Project 3.4 GHz Interference Study Preliminary document - Work in Progress updated The intent of this study is to collect data which may.
METHODOLOGY INTRODUCTION ACKNOWLEDGEMENTS LITERATURE Low frequency information via a hearing aid has been shown to increase speech intelligibility in noise.
Michael Vandiver BME 281 Section 2 24 th Sept
Scientific knowledge expected from audiological engineers and researchers being applied in Phonak‘s research and development Draft Dec 2007 Michael Boretzki.
Sensation Vision The Eye Theories Hearing The Ear Theories Other Senses Smell Taste Pain Gestalt Principles Perceptual Constancies Perception Basic Principles.
Reading an Audiogram. Air vs. Bone Conduction A/C  Via TDH-50P headphones Placed on Pinna  Checks the validity of entire ear system  Tests that ipsilateral.
Figures for Chapter 14 Binaural and bilateral issues Dillon (2001) Hearing Aids.
Working With Deaf Students. Hearing Impairment Defined Hearing impairment--Either: 1) a hearing impairment which is so severe that an individual is impaired.
Warm Up’s. Area of Trapezoids Trapezoids b1b1 b2b2 h Trapezoids have 2 bases. They are the parallel sides. The height is determined by forming a.
A Child with a Hearing Impairment, Including Deafness ECEA Disability Category, Definition and Eligibility Criteria March 2013.
Hearing Sound and the limits to hearing Structure of the ear: Outer, middle, inner Outer ear and middle ear functions Inner ear: the cochlea - Frequency.
Prevalence and Causes of Hearing Loss. Prevalence of Hearing Loss Each year in the United States, more than 12,000 babies are born with a hearing loss.
Predicting the Intelligibility of Cochlear-implant Vocoded Speech from Objective Quality Measure(1) Department of Electrical Engineering, The University.
Figures for Chapter 8 Candidacy Dillon (2001) Hearing Aids.
Auditory Perception: 2: Linear Systems. Signals en Systems: To understand why the auditory system represents sounds in the way it does, we need to cover.
Figure 8-1. Figure 8-2 Correct Rejection Miss FA Hit ‘YES’ ‘NO’ β.
10 pt 15pt 20 pt 25pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5pt 10pt 15pt 20pt 25pt 5pt 10 pt 15pt 20pt 25pt 5pt Causes Hearing lossDefinitionsGraphs/info.
Lindy Kralicek EDUC533 Final Presentation HEARING IMPAIRMENT AND LANGUAGE DEVELOPMENT.
INTRODUCTION TO AUDIOLOGY (SPHS 1100) WEEK 6 POWER POINT TOPICS  TREATMENT OF CONDUCTIVE HEARING LOSS  TREATMENT OF SENSORINEURAL HEARING LOSS  TECHNOLOGY.
AUDIOLOGY 101 Jennifer Abbink District 20 Audiologist.
Dry & Store Dehumidifier Effectively Reduces Hearing Aid Repairs.
By Hector Rodriguez and Fernando Trinidad. Structure of the Auditory System In the human body, the system is responsible for taking in sound from the.
ПЕЧЕНЬ 9. Закладка печени в период эмбрионального развития.
Hearing aids – different types. City Lit Objectives Understand why different aids suit different types of hearing loss Understand how the different types.
Date of download: 6/29/2016 Copyright © 2016 SPIE. All rights reserved. (a)–(d) shows the access to the cochlea and placement of the optical fiber. The.
3-D Sound and Spatial Audio MUS_TECH 348. What do these terms mean? Both terms are very general. “3-D sound” usually implies the perception of point sources.
Hz A A A A A A LDL for speech Aided Speech output Functional Gain: The way.
T F d O ε α E Φ R R cos(Φ) R sin(Φ) α=f(E, Φ) ε=g(E, Φ) Figure 7-1.
Sound Localization and Binaural Hearing
Hearing Loss Solutions Finding a Hearing Aid That's Right for You Call On:
Ricky Wong Changing paradigm of creating an accessible work environment for Hearing Impaired employees Ricky Wong
The Cultural vs. Medical View of Deafness
Therapeutic equipment I
Si2 PICTURE SPECIFICATIONS FEATURES Frequency Response
Perceptual Constancies
A B C D VIS AUD V azi ele stim resp gaze shift error Figure 12-1.
Copyright © American Speech-Language-Hearing Association
Copyright © American Speech-Language-Hearing Association
Copyright © American Speech-Language-Hearing Association
Main Speaker – 5732 Specifications Frequency Response
Copyright © American Speech-Language-Hearing Association
Copyright © American Speech-Language-Hearing Association
Hearing.
Cochlear implants: who to refer and what to expect when you do
Hearing Impairments. Hearing Impairments Measuring hearing: the audiogram -air versus bone conduction.
The Auditory Sense: Hearing
The Auditory Sense: Hearing
Exploration and exploitation of acoustic shielding materials
Cochlear implants: who to refer and what to expect when you do
Ms. Saint-Paul A.P. Psychology
HEARING ASSESSMENT: PURE TONE AUDIOMETRY
Therapeutic equipment I
Presentation transcript:

Figure 14-1 Small pinna Large pinna A B Weight (a.u.) Frequency (kHz)

Figure 14-2 A Behind-the-Ear Receiver-in-Canal In-the-Ear In-the-Canal Complete Invisible -in-Canal -in-Canal Bone-anchored hearing aid Middle-ear implant Cochlear implant B CD Acoustic hearing aid models

Figure 14-3 P4 C2 Binaural Control Single-Sided Deaf Azimuth Elevation TARGET LOCATION (deg) RESPONSE LOCATION (deg) ALL 45 dB ALL 45 dB A B C D

Figure 14-4 P4 P1 P2 P3 P5 P6 P7 P8 P9 SSD

Figure 14-5 P4 P6 P7 P5 P8 P3P3 P9 P1 P2 P4 P1 P2 P3 P8 P5 P9 P7 P6 SSD, Hearing Side, Deaf Side A B

Figure 14-6 * SSD θ 8kHz < 40 dB HL SSD θ 8kHz > 40 dB HL Controls

Figure Gain BCD ON / Binaural Control Gain BCD OFF / Plugged Control BB noise P4 BCD OFF BCD ON Stimulus Azimuth (deg) HP noise LP noise Response Azimuth (deg) r 2 =0.14 G=0.16 B=-39 o r 2 =0.93 G=0.95 B=+4.2 o

Figure 14-8 BCD OFF / Plugged BCD ON / Binaural

Figure 14-9

Figure HA CI Stimulus azimuth (deg) Response azimuth (deg) Response Azimuth Stimulus azimuth HA CI P F G H J LF HF BF BF = BF

Figure 14-11

Figure Concha Height [cm] MAE [deg] kHz kHz