the response of single auditory-nerve fibers to acoustic stimulation
... area which contains each sound frequency and intensity capable of stimulating the given fiber. This area may be termed the “response area” for that nerve fiber, and each response area is unique. Figure 6 shows response areas for three fibers from one animal; where over- ...
... area which contains each sound frequency and intensity capable of stimulating the given fiber. This area may be termed the “response area” for that nerve fiber, and each response area is unique. Figure 6 shows response areas for three fibers from one animal; where over- ...
Evaluation of an Augmented Reality Audio Headset and Mixer
... real and virtual auditory worlds, that is, the everyday sound surroundings can be extended with virtual sounds. The hardware used in this study for augmented reality audio consists of a pair of headphones and a controlling unit, called an ARA mixer. The ARA headphones are composed of binaural earpho ...
... real and virtual auditory worlds, that is, the everyday sound surroundings can be extended with virtual sounds. The hardware used in this study for augmented reality audio consists of a pair of headphones and a controlling unit, called an ARA mixer. The ARA headphones are composed of binaural earpho ...
Occupational hearing loss
... 0 dB (zero reference level): the faintest sound the average normal young humans can hear Human range of hearing (SPL): 0-120dB Human range of hearing (frequency): 2020000 Hz Some examples: ...
... 0 dB (zero reference level): the faintest sound the average normal young humans can hear Human range of hearing (SPL): 0-120dB Human range of hearing (frequency): 2020000 Hz Some examples: ...
A prediction of the minke whale (Balaenoptera acutorostrata) middle
... The lack of baleen whale (Cetacea Mysticeti) audiograms impedes the assessment of the impacts of anthropogenic noise on these animals. Estimates of audiograms, which are difficult to obtain behaviorally or electrophysiologically for baleen whales, can be made by simulating the audiogram as a series ...
... The lack of baleen whale (Cetacea Mysticeti) audiograms impedes the assessment of the impacts of anthropogenic noise on these animals. Estimates of audiograms, which are difficult to obtain behaviorally or electrophysiologically for baleen whales, can be made by simulating the audiogram as a series ...
Bone Conduction Transducers and Output Variability
... frequencies are retested as well. After this process is carried out for both ears, the bone conduction test is performed. The procedures for bone conduction audiometric testing are similar or identical to the one for air conduction, with two important dierences: • the frequencies tested are usually ...
... frequencies are retested as well. After this process is carried out for both ears, the bone conduction test is performed. The procedures for bone conduction audiometric testing are similar or identical to the one for air conduction, with two important dierences: • the frequencies tested are usually ...
Question paper - Unit B752/02 - Modules P4, P5, P6 - Higher
... To keep the rocket in this orbit its speed needs to stay at 8000 m / s. Suggest, by using ideas about gravitational and centripetal forces, why this speed needs to be maintained to keep it in this stable orbit. ...
... To keep the rocket in this orbit its speed needs to stay at 8000 m / s. Suggest, by using ideas about gravitational and centripetal forces, why this speed needs to be maintained to keep it in this stable orbit. ...
Aging of the medial olivocochlear reflex and associations with
... primary tones swept from 0.5 to 4 kHz with and without a contralateral acoustic stimulus (CAS) to elicit medial efferent activation. Aging effects on magnitude and phase of the 2f1-f2 DPOAE and on its components were examined, as was the link between speech-in-noise performance and MOCR strength. Re ...
... primary tones swept from 0.5 to 4 kHz with and without a contralateral acoustic stimulus (CAS) to elicit medial efferent activation. Aging effects on magnitude and phase of the 2f1-f2 DPOAE and on its components were examined, as was the link between speech-in-noise performance and MOCR strength. Re ...
Hearing
... 2 Besides causing damage to the ears, suggest some other potential dangers of using portable MP3 players on the street. ...
... 2 Besides causing damage to the ears, suggest some other potential dangers of using portable MP3 players on the street. ...
Sample
... Internal noise is the relationship between acoustic signal and electrical background sounds arising from the amplifying device. (True) Frequency response characteristics of an amplification system are determined entirely by the response of the microphone. (False) Although digital amplification is b ...
... Internal noise is the relationship between acoustic signal and electrical background sounds arising from the amplifying device. (True) Frequency response characteristics of an amplification system are determined entirely by the response of the microphone. (False) Although digital amplification is b ...
Behavioral Hearing Thresholds Between 0.125 and 20 kHz Using
... with the emission probe reveals a first half-wave resonance at 8.0 kHz (red curves). The simulator calibration with the same half-wave resonance (blue curve) is selected from the entire set (gray curves) to represent the estimate of the subject’s eardrum pressure. The eardrum pressure near the first ...
... with the emission probe reveals a first half-wave resonance at 8.0 kHz (red curves). The simulator calibration with the same half-wave resonance (blue curve) is selected from the entire set (gray curves) to represent the estimate of the subject’s eardrum pressure. The eardrum pressure near the first ...
spatial sound generation and perception by amplitude panning
... would be able to produce sound with identical spatial attributes using different loudspeaker configurations, and the sound would be perceived similarly in different positions of a large listening area. There exists some attempts to create such systems. However, they may be constrained to certain typ ...
... would be able to produce sound with identical spatial attributes using different loudspeaker configurations, and the sound would be perceived similarly in different positions of a large listening area. There exists some attempts to create such systems. However, they may be constrained to certain typ ...
The effects of single and double hearing protection on the
... arcsine-transformed data from each individual subject confirmed that this drop in performance was significant (F (2,10) ⫽27.95, p⬍0.0001). This finding is consistent with our earlier experiment that showed that listeners wearing double hearing protection are unable to reliably localize sound sources ...
... arcsine-transformed data from each individual subject confirmed that this drop in performance was significant (F (2,10) ⫽27.95, p⬍0.0001). This finding is consistent with our earlier experiment that showed that listeners wearing double hearing protection are unable to reliably localize sound sources ...
Master`s Thesis - Chalmers Publication Library
... Sound Pressure (ECSP) had been suggested and investigated as a method to verify the function of the BCI. However, the ear-canal is close to the surgical site and difficult to reach during the surgery, and some patients do not have ear-canal. To evaluate the efficiency of the NSP method, the techniqu ...
... Sound Pressure (ECSP) had been suggested and investigated as a method to verify the function of the BCI. However, the ear-canal is close to the surgical site and difficult to reach during the surgery, and some patients do not have ear-canal. To evaluate the efficiency of the NSP method, the techniqu ...
The Auditory Steady-State Response: Full
... newborn hearing screening . Norton and colleagues (2000b) showed that there was no difference in test performance for detecting hearing loss of 30 dB or greater at 2 to 4 kHz when an automatically detected click-evoked ABR (c-ABR) and EOAEs were compared . This study also showed that c-ABR had bette ...
... newborn hearing screening . Norton and colleagues (2000b) showed that there was no difference in test performance for detecting hearing loss of 30 dB or greater at 2 to 4 kHz when an automatically detected click-evoked ABR (c-ABR) and EOAEs were compared . This study also showed that c-ABR had bette ...
Current Practices in Modern Probe Microphone Measurement (PMM)
... the way we apply them clinically has changed. Historically, PMM have been made with either tonal or noise signals (Mueller et. al., 1992). These signals were adequate for measuring the gain of linear hearing instruments. But as devices became more sophisticated the need for more dynamic signals and ...
... the way we apply them clinically has changed. Historically, PMM have been made with either tonal or noise signals (Mueller et. al., 1992). These signals were adequate for measuring the gain of linear hearing instruments. But as devices became more sophisticated the need for more dynamic signals and ...
Tone and call responses of units in the auditory nerve and dorsal
... dorsal hindbrain surface. Auditory responses were routinely recorded from this operationally defined region and these recordings will be referred to as DMN recordings throughout the paper. Lateral line afferents are located much more medially and ventrally. Vestibular afferents were excluded experim ...
... dorsal hindbrain surface. Auditory responses were routinely recorded from this operationally defined region and these recordings will be referred to as DMN recordings throughout the paper. Lateral line afferents are located much more medially and ventrally. Vestibular afferents were excluded experim ...
1 - Marine Bioacoustics Lab
... ways to navigate, avoid predators, find prey and communicate (Webster et al., 1992). In water, where the impedance of animals is close to the impedance of the surrounding medium, most animals detect particle motion using an otolith-based ear functioning as an accelerometer (Sand and Karlsen, 2000), ...
... ways to navigate, avoid predators, find prey and communicate (Webster et al., 1992). In water, where the impedance of animals is close to the impedance of the surrounding medium, most animals detect particle motion using an otolith-based ear functioning as an accelerometer (Sand and Karlsen, 2000), ...
Pivit Technologies Inc January 22, 2007 Mr. Lakshman One School
... Our tactile hearing aid could be used by an individual with either type of hearing loss without any invasive devices or surgery. It is intended to be a low cost, reconfigurable system which can be used in conjunction with other techniques such as lip reading to help the hearing impaired communicate ...
... Our tactile hearing aid could be used by an individual with either type of hearing loss without any invasive devices or surgery. It is intended to be a low cost, reconfigurable system which can be used in conjunction with other techniques such as lip reading to help the hearing impaired communicate ...
View/Open - Minerva Access
... a standard deviation of the SSEP threshold decreases with increasing frequency and increasing degree of the loss. An F-ratio was used to examine differences in variability across frequencies and across hearing loss categories. Overall, the spread of low-frequency SSEP thresholds was greater than the ...
... a standard deviation of the SSEP threshold decreases with increasing frequency and increasing degree of the loss. An F-ratio was used to examine differences in variability across frequencies and across hearing loss categories. Overall, the spread of low-frequency SSEP thresholds was greater than the ...
Optimizing swept-tone protocols for recording distortion
... many sweeps measured in the ear canal (Long et al., 2008; Kalluri and Shera, 2013); however, in this study, we modified the analysis procedure to apply LSF to each sweep and then take the complex average of all sweep-based estimates to get the DPOAE estimate. To apply LSF modeling, the time waveform ...
... many sweeps measured in the ear canal (Long et al., 2008; Kalluri and Shera, 2013); however, in this study, we modified the analysis procedure to apply LSF to each sweep and then take the complex average of all sweep-based estimates to get the DPOAE estimate. To apply LSF modeling, the time waveform ...
Long-term, passive exposure to non-traumatic acoustic noise
... Pienkowski and Eggermont, 2009, 2010a, 2010b; Pienkowski et al., 2011, 2013; Zhou and Merzenich, 2012; Zhou et al., 2011). Eggermont et al. exposed adult cats for several weeks to months to various types of noise at levels of 68–80 dB SPL (Noreña et al., 2006; Pienkowski and Eggermont, 2009, 2010a, ...
... Pienkowski and Eggermont, 2009, 2010a, 2010b; Pienkowski et al., 2011, 2013; Zhou and Merzenich, 2012; Zhou et al., 2011). Eggermont et al. exposed adult cats for several weeks to months to various types of noise at levels of 68–80 dB SPL (Noreña et al., 2006; Pienkowski and Eggermont, 2009, 2010a, ...
72. Moore, B.C.J. and A. Sęk, Comparison of the CAM2 and NAL
... The simulated hearing aid was the same as described by Moore et al. (2010a), and was implemented using Matlab. The aid simulator included a digital filter for overall shaping of the frequency response; the insertion gain (IG) for a speechspectrum noise (SSN) with a level of 65 dB SPL could be set fo ...
... The simulated hearing aid was the same as described by Moore et al. (2010a), and was implemented using Matlab. The aid simulator included a digital filter for overall shaping of the frequency response; the insertion gain (IG) for a speechspectrum noise (SSN) with a level of 65 dB SPL could be set fo ...
Important Revision of ANSI S3.6 .. 1989: ANSI S3.6 .. 1996 American
... impact on the practice of audiology. In the stanNBS9A NBS9A IEC318 dard, the acoustic properties of test signals for sound field testing are defined as either frequency ...
... impact on the practice of audiology. In the stanNBS9A NBS9A IEC318 dard, the acoustic properties of test signals for sound field testing are defined as either frequency ...
1 - UGent
... processors for the fundamental DPOAE generation mechanisms—such as advanced models by Liu et al. [9], Neely et al. [10], Rapson et al. [11] and How et al. [12]. However, since the focus is on designing a generic tool, useful for the development and testing of OAE devices and protocols, a less comple ...
... processors for the fundamental DPOAE generation mechanisms—such as advanced models by Liu et al. [9], Neely et al. [10], Rapson et al. [11] and How et al. [12]. However, since the focus is on designing a generic tool, useful for the development and testing of OAE devices and protocols, a less comple ...
Estimation of Stapedius-Muscle Activation using Ear Canal Absorbance Measurements Ghazaleh Ghaffari
... frequency domain (top row), its representation in one-third octave intervals (bottom row) correspond to 1.1cm calibration tube. ……………………………………………………………………………….22 Fig. 16. Top row, from left to right: probe stimulus contains a train of 10 chirps in time domain, spectrogram of the stimulus, probe stim ...
... frequency domain (top row), its representation in one-third octave intervals (bottom row) correspond to 1.1cm calibration tube. ……………………………………………………………………………….22 Fig. 16. Top row, from left to right: probe stimulus contains a train of 10 chirps in time domain, spectrogram of the stimulus, probe stim ...