phonation

Summary

Summary: The process of producing vocal sounds by means of VOCAL CORDS vibrating in an expiratory blast of air.

Top Publications

  1. ncbi Effects of inhalatory abdominal wall movement on vertical laryngeal position during phonation
    J Iwarsson
    Department of Speech, Music, and Hearing, Royal Institute of Technology, KTH, Stockholm, Sweden
    J Voice 15:384-94. 2001
  2. pmc Objective acoustic analysis of pathological voices from patients with vocal nodules and polyps
    Jack J Jiang
    Department of Surgery, Division of Otolaryngology, Head and Neck Surgery, University of Wisconsin School of Medicine and Public Health, Madison, Wisc, USA
    Folia Phoniatr Logop 61:342-9. 2009
  3. doi Phonation behavior of cooperatively foraging spinner dolphins
    Kelly J Benoit-Bird
    College of Oceanic and Atmospheric Sciences, Oregon State University, Corvallis, Oregon 97330, USA
    J Acoust Soc Am 125:539-46. 2009
  4. ncbi Period and glottal width irregularities in vocally normal speakers
    Heather Shaw Bonilha
    Department of Communication Sciences and Disorders, University of South Carolina, Columbia, SC 29208, USA
    J Voice 22:699-708. 2008
  5. pmc Nonlinear source-filter coupling in phonation: theory
    Ingo R Titze
    Department of Speech Pathology and Audiology, The University of Iowa, Iowa City, Iowa 52242, USA
    J Acoust Soc Am 123:2733-49. 2008
  6. pmc Raised intensity phonation compromises vocal fold epithelial barrier integrity
    Bernard Rousseau
    Department of Otolaryngology, Vanderbilt University Bill Wilkerson Center for Otolaryngology and Communication Sciences, Nashville, Tennessee 37232 4480, USA
    Laryngoscope 121:346-51. 2011
  7. doi Botulinum toxin type A: an effective treatment to restore phonation in laryngectomized patients unable to voice
    Luigi Bartolomei
    Neurology, San Bortolo Hospital, Vicenza, Italy
    Neurol Sci 32:443-7. 2011
  8. doi Validity of jitter measures in non-quasi-periodic voices. Part II: the effect of noise
    Claudia Manfredi
    Universita degli Studi di Firenze, Department of Electronics and Telecommunications, Via S Marta 3, Firenze 50139, Italy it
    Logoped Phoniatr Vocol 36:78-89. 2011
  9. doi Automatic diagnosis of vocal fold paresis by employing phonovibrogram features and machine learning methods
    Daniel Voigt
    Department of Phoniatrics and Pediatric Audiology, University Hospital Erlangen, Bohlenplatz 21, D 91054 Erlangen, Germany
    Comput Methods Programs Biomed 99:275-88. 2010
  10. ncbi Muscular patterns and activation levels of auxiliary breathing muscles and thorax movement in classical singing
    Viggo Pettersen
    Department of Music and Dance, University of Stavanger, Stavanger, Norway
    Folia Phoniatr Logop 57:255-77. 2005

Detail Information

Publications255 found, 100 shown here

  1. ncbi Effects of inhalatory abdominal wall movement on vertical laryngeal position during phonation
    J Iwarsson
    Department of Speech, Music, and Hearing, Royal Institute of Technology, KTH, Stockholm, Sweden
    J Voice 15:384-94. 2001
    ..of the abdominal wall, both with regard to the effect on vertical laryngeal position during the subsequent phonation. Seventeen male and 17 female healthy, vocally untrained subjects participated...
  2. pmc Objective acoustic analysis of pathological voices from patients with vocal nodules and polyps
    Jack J Jiang
    Department of Surgery, Division of Otolaryngology, Head and Neck Surgery, University of Wisconsin School of Medicine and Public Health, Madison, Wisc, USA
    Folia Phoniatr Logop 61:342-9. 2009
    ..We aim to examine the abilities of objective acoustic analysis methods (nonlinear dynamic and traditional perturbation measures) to describe voices from individuals with vocal nodules and polyps...
  3. doi Phonation behavior of cooperatively foraging spinner dolphins
    Kelly J Benoit-Bird
    College of Oceanic and Atmospheric Sciences, Oregon State University, Corvallis, Oregon 97330, USA
    J Acoust Soc Am 125:539-46. 2009
    ..Our results are unable to support the established paradigm for dolphin acoustic communication and suggest an alternate coordination mechanism in foraging spinner dolphins...
  4. ncbi Period and glottal width irregularities in vocally normal speakers
    Heather Shaw Bonilha
    Department of Communication Sciences and Disorders, University of South Carolina, Columbia, SC 29208, USA
    J Voice 22:699-708. 2008
    ..The lack of confidence in rating irregularity through stroboscopy and the discrepancies between visual ratings and objective measures requires future research efforts...
  5. pmc Nonlinear source-filter coupling in phonation: theory
    Ingo R Titze
    Department of Speech Pathology and Audiology, The University of Iowa, Iowa City, Iowa 52242, USA
    J Acoust Soc Am 123:2733-49. 2008
    A theory of interaction between the source of sound in phonation and the vocal tract filter is developed...
  6. pmc Raised intensity phonation compromises vocal fold epithelial barrier integrity
    Bernard Rousseau
    Department of Otolaryngology, Vanderbilt University Bill Wilkerson Center for Otolaryngology and Communication Sciences, Nashville, Tennessee 37232 4480, USA
    Laryngoscope 121:346-51. 2011
    We investigated the hypothesis that 30 minutes of raised intensity phonation alters transcript levels of vocal fold intercellular tight junction proteins and disrupts the vocal fold epithelial barrier.
  7. doi Botulinum toxin type A: an effective treatment to restore phonation in laryngectomized patients unable to voice
    Luigi Bartolomei
    Neurology, San Bortolo Hospital, Vicenza, Italy
    Neurol Sci 32:443-7. 2011
    ..evaluated the efficacy of Botulinum toxin type A (BTXA) as an alternative to surgical intervention to facilitate phonation in 34 laryngectomized patients (31 males and 3 women) who were unable to produce tracheoesophageal voice because ..
  8. doi Validity of jitter measures in non-quasi-periodic voices. Part II: the effect of noise
    Claudia Manfredi
    Universita degli Studi di Firenze, Department of Electronics and Telecommunications, Via S Marta 3, Firenze 50139, Italy it
    Logoped Phoniatr Vocol 36:78-89. 2011
    ..Hence, the use of a robust tool for voice analysis can give valid support to clinicians in term of reliability, reproducibility of results, and time-saving...
  9. doi Automatic diagnosis of vocal fold paresis by employing phonovibrogram features and machine learning methods
    Daniel Voigt
    Department of Phoniatrics and Pediatric Audiology, University Hospital Erlangen, Bohlenplatz 21, D 91054 Erlangen, Germany
    Comput Methods Programs Biomed 99:275-88. 2010
    The clinical diagnosis of voice disorders is based on examination of the rapidly moving vocal folds during phonation (f0: 80-300Hz) with state-of-the-art endoscopic high-speed cameras...
  10. ncbi Muscular patterns and activation levels of auxiliary breathing muscles and thorax movement in classical singing
    Viggo Pettersen
    Department of Music and Dance, University of Stavanger, Stavanger, Norway
    Folia Phoniatr Logop 57:255-77. 2005
    ..Further, muscle activity in the posterior neck (PN) was investigated in inhalation and phonation and, finally, TR, intercostal (INT), lateral abdominal (OBL) and anterior abdominal (RC) muscle loading in ..
  11. ncbi Model-based classification of nonstationary vocal fold vibrations
    Tobias Wurzbacher
    Department of Phoniatrics and Pediatric Audiology, University Hospital Erlangen, Medical School, Erlangen, Germany
    J Acoust Soc Am 120:1012-27. 2006
    ..reasons, the conventional clinical examination of vocal fold vibrations is done during stationary, sustained phonation. However, the conclusions drawn from a stationary phonation are restricted to the observed steady-state vocal ..
  12. ncbi Regression tree approach to studying factors influencing acoustic voice analysis
    Dimitar D Deliyski
    Department of Communication Sciences and Disorders, University of South Carolina, Columbia, SC 29208, USA
    Folia Phoniatr Logop 58:274-88. 2006
    ..Software systems and gender were highly influential on measurements of jitter and shimmer. Environmental noise was shown to be the prominent factor that affects VQM when SNR levels are below 30 dB...
  13. doi Impairment of voice quality in paradoxical vocal fold motion dysfunction
    Kursat Yelken
    Department of Otolaryngology, Gaziomanpasa University, Tokat, Turkey
    J Voice 24:724-7. 2010
    ..To compare subjective and objective voice-quality parameters between asymptomatic paradoxical vocal fold motion dysfunction (PVFMD) patients and healthy individuals...
  14. ncbi The association between upper trapezius activity and thorax movement in classical singing
    V Pettersen
    School of Art Education, Stavanger University College, Stavanger, Norway
    J Voice 18:500-12. 2004
    ..During phonation, the upper TR contributes in the compression of upper TX, thus serving as an accessory muscle of expiration...
  15. ncbi Specially programmed respiratory muscle training for singers by using respiratory muscle training device (Ultrabreathe)
    Do Hyun Nam
    Department of Otorhinolaryngology, Yongdong Severance Hospital, Yonsei University College of Medicine, Seoul 135 720, Korea
    Yonsei Med J 45:810-7. 2004
    ..function, the maximum inspiratory pressure (MIP) and the maximum expiratory pressure (MEP), and the maximum phonation time (MPT) in five female voice-majors students after undergoing specially programmed respiratory muscle ..
  16. ncbi Clinical implementation of laryngeal high-speed videoendoscopy: challenges and evolution
    Dimitar D Deliyski
    Communication Sciences and Disorders, University of South Carolina, Columbia, SC 29208, USA
    Folia Phoniatr Logop 60:33-44. 2008
    ....
  17. ncbi The activity patterns of neck muscles in professional classical singing
    Viggo Pettersen
    Stavanger University College, School of Art Education, Stavanger, Norway
    J Voice 19:238-51. 2005
    ..Muscle usage during inhalation and phonation and the relationship to changes in pitch and vocal loudness was of particular interest...
  18. ncbi Nonlinear dynamics of phonations in excised larynx experiments
    Jack J Jiang
    Department of Surgery, Division of Otolaryngology Head and Neck Surgery, University of Wisconsin Medical School, Madison, Wisconsin 53792 7375, USA
    J Acoust Soc Am 114:2198-205. 2003
    ..These findings might potentially assist investigators in understanding rough phonations and developing clinically valuable methodologies for the diagnosis of voice disorders...
  19. ncbi A numerical analysis of phonation using a two-dimensional flexible channel model of the vocal folds
    T Ikeda
    Department of Aerospace Engineering, Graduate School of Engineering, Nagoya University, Chikusa, Japan
    J Biomech Eng 123:571-9. 2001
    ..vocal folds coupled with an unsteady one-dimensional flow model is presented for an analysis of the mechanism of phonation. The vocal fold is approximated by springs and dampers distributed in the main flow direction that are enveloped ..
  20. pmc Phonation threshold flow measurements in normal and pathological phonation
    Peiyun Zhuang
    Department of Surgery, Division of Otolaryngology Head and Neck Surgery, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA
    Laryngoscope 119:811-5. 2009
    b>Phonation threshold flow (PTF) may provide a tool to assess laryngeal function and could differentiate between normal and pathological voices...
  21. pmc A computational study of the effect of false vocal folds on glottal flow and vocal fold vibration during phonation
    Xudong Zheng
    Department of Mechanical and Aerospace Engineering, The George Washington University, Suite T729, 801 22nd Street, Philips Hall, NW, Washington, D C 20052, USA
    Ann Biomed Eng 37:625-42. 2009
    ..However, the effects of false vocal folds on the vocal fold vibration and the glottal aerodynamic during phonation remain unclear...
  22. pmc Onset and offset phonation threshold flow in excised canine larynges
    Michael F Regner
    Department of Surgery, Division of Otolaryngology Head and Neck Surgery, University of Wisconsin Madison School of Medicine and Public Health, Madison, Wisconsin 53706, USA
    Laryngoscope 118:1313-7. 2008
    In this study, we examined the hypothesis that the minimum flow required for phonation onset, the onset phonation threshold flow (PTF), is greater than the minimum flow to sustain phonation, the offset PTF...
  23. pmc Dependence of phonation threshold pressure and frequency on vocal fold geometry and biomechanics
    Zhaoyan Zhang
    UCLA School of Medicine, 31 24 Rehabilitation Center, 1000 Veteran Avenue, Los Angeles, CA 90095 1794, USA
    J Acoust Soc Am 127:2554-62. 2010
    Previous studies show that phonation onset occurs as two eigenmodes of the vocal folds are synchronized by the interaction between the vocal folds and the glottal flow...
  24. doi Phonation threshold pressure predictions using viscoelastic properties up to 1,400 Hz of injectables intended for Reinke's space
    Sarah A Klemuk
    Department of Communication Sciences and Disorders, The University of Iowa, 334B SHC, Iowa City, IA 52242, USA
    Laryngoscope 120:995-1001. 2010
    ..carbomer and well-known vocal fold injectables at vocalization frequencies using established and new instrumentation, and 2) to predict phonation threshold pressures using a computer model with intended placement in Reinke's space.
  25. ncbi Neurorrhaphy of the recurrent laryngeal nerve
    Fong Fu Chou
    Department of Surgery, Chang Gung Memorial Hospital at Kaohsiung, Chang Gung University, Kaohsiung Hsien, Taiwan, ROC
    J Am Coll Surg 197:52-7. 2003
    ..The objective of this study was to learn whether direct neurorrhaphy is necessary if the recurrent laryngeal nerve is severed during thyroid or parathyroid surgery...
  26. pmc Nonlinear source-filter coupling in phonation: vocal exercises
    Ingo Titze
    National Center for Voice and Speech, The Denver Center for the Performing Arts, Denver, Colorado, USA
    J Acoust Soc Am 123:1902-15. 2008
    ....
  27. ncbi Modeling the role of nonhuman vocal membranes in phonation
    P Mergell
    Department of Phoniatrics and Pedaudiology, University Erlangen Nuremberg, Germany
    J Acoust Soc Am 105:2020-8. 1999
    ..that vocal membranes of an optimal angle and length can substantially lower the subglottal pressure at which phonation is supported, thus increasing vocal efficiency, and that this effect is most pronounced at high frequencies...
  28. ncbi The influence of subglottal acoustics on laboratory models of phonation
    Zhaoyan Zhang
    UCLA School of Medicine, 31 24 Rehabilitation Center, 1000 Veteran Avenue, Los Angeles, California 90095 1794, USA
    J Acoust Soc Am 120:1558-69. 2006
    Many previous laboratory investigations of phonation involving physical models, excised larynges, and in vivo canine larynges have failed to fully specify the subglottal system...
  29. pmc Human brain activation during phonation and exhalation: common volitional control for two upper airway functions
    Torrey M J Loucks
    Laryngeal and Speech Section, Medical Neurology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD, USA
    Neuroimage 36:131-43. 2007
    b>Phonation is defined as a laryngeal motor behavior used for speech production, which involves a highly specialized coordination of laryngeal and respiratory neuromuscular control...
  30. ncbi Mechanical stress during phonation in a self-oscillating finite-element vocal fold model
    Chao Tao
    Department of Surgery, Division of Otolaryngology Head and Neck Surgery, University of Wisconsin Medical School, 1300 University Avenue, Madison, WI 53792 7375, USA
    J Biomech 40:2191-8. 2007
    The stress information during phonation in the vocal folds is helpful in understanding the etiologies of vocal trauma and its related vocal diseases, such as nodules...
  31. ncbi Direct measurement of onset and offset phonation threshold pressure in normal subjects
    Randall L Plant
    Department of Otolaryngology Head and Neck Surgery, Eastern Virginia Medical School, Norfolk, Virginia 23507, USA
    J Acoust Soc Am 116:3640-6. 2004
    b>Phonation threshold pressures were directly measured in five normal subjects in a variety of voicing conditions...
  32. ncbi A quantitative study of the medial surface dynamics of an in vivo canine vocal fold during phonation
    Michael Doellinger
    Laryngeal Dynamics Laboratory, Division of Head and Neck Surgery, UCLA School of Medicine, University of California Los Angeles, 31 24 Rehab Center, 1000 Veteran Avenue, Los Angeles, CA 90095 1794, USA
    Laryngoscope 115:1646-54. 2005
    The purpose of this study was to measure the medial surface dynamics of a canine vocal fold during phonation. In particular, displacements, velocities, accelerations, and relative phase velocities of vocal fold fleshpoints were reported ..
  33. ncbi Numerical analysis of effects of transglottal pressure change on fundamental frequency of phonation
    Shinji Deguchi
    Graduate School of Natural Science and Technology, Okayama University, Okayama, Japan
    Ann Otol Rhinol Laryngol 116:128-34. 2007
    In humans, a decrease in transglottal pressure (Pt) causes an increase in the fundamental frequency of phonation (F0) only at a specific voice pitch within the modal register, the mechanism of which remains unclear.
  34. doi Phonation threshold pressure measurement with a semi-occluded vocal tract
    Ingo R Titze
    National Center for Voice and Speech, The Denver Center for the Performing Arts, Denver, CO, USA
    J Speech Lang Hear Res 52:1062-72. 2009
    The purpose of this article was to determine if a semi-occluded vocal tract could be used to measure phonation threshold pressure...
  35. pmc Influence of flow separation location on phonation onset
    Zhaoyan Zhang
    UCLA School of Medicine, 31 24 Rehabilitation Center, 1000 Veteran Avenue, Los Angeles, California 90095 1794, USA
    J Acoust Soc Am 124:1689-94. 2008
    The influence of flow separation location on eigenmode synchronization and phonation onset was investigated in a two-dimensional, aeroelastic, continuum model of phonation...
  36. ncbi Effects of surgery on the phonation threshold pressure in patients with vocal fold polyps
    Tyng Guey Wang
    Department of Rehabilitation, National Taiwan University Hospital and National Taiwan University, College of Medicine, Taipei, Taiwan
    J Formos Med Assoc 109:62-8. 2010
    There are few objective measurements to assess the results of surgery for vocal fold polyps. This study investigated the effects of surgery on the phonation threshold pressure (PTP) in patients with vocal fold polyps.
  37. ncbi Computational aeroacoustics of phonation, part I: Computational methods and sound generation mechanisms
    Wei Zhao
    Department of Surgery, University of Wisconsin Medical School, Madison 53792 7375, USA
    J Acoust Soc Am 112:2134-46. 2002
    The aerodynamic generation of sound during phonation was studied using direct numerical simulations of the airflow and the sound field in a rigid pipe with a modulated orifice...
  38. ncbi On pitch jumps between chest and falsetto registers in voice: data from living and excised human larynges
    J G Svec
    Centre for Communication Disorders, Medical Healthcom, Ltd, Prague, Czech Republic
    J Acoust Soc Am 106:1523-31. 1999
    ..A small magnitude of the leap interval was associated with a smooth chest-falsetto transition in the female subject...
  39. ncbi Phonation threshold pressure across the pitch range: preliminary test of a model
    Nancy Pearl Solomon
    Army Audiology and Speech Center, Walter Reed Army Medical Center, Washington, DC 20307 5001, USA
    J Voice 21:541-50. 2007
    This study sought to examine the specific relationship between phonation threshold pressure (PTP) and voice fundamental frequency (F(0)) across the pitch range...
  40. ncbi On pressure-frequency relations in the excised larynx
    Fariborz Alipour
    Department of Speech Pathology and Audiology, The University of Iowa, Iowa City, Iowa 52242, USA
    J Acoust Soc Am 122:2296-305. 2007
    ..of this study was to find relationships between subglottal pressure (P(s)) and fundamental frequency (F(0)) of phonation in excised larynx models...
  41. ncbi Comparing phonation threshold flow and pressure by abducting excised larynges
    Daniel G Hottinger
    Department of Surgery, Division of Otolaryngology Head and Neck Surgery, University of Wisconsin Medical School, Madison, Wisconsin 53706, USA
    Laryngoscope 117:1695-9. 2007
    This experiment studied a new aerodynamic parameter, phonation threshold flow, along with phonation threshold pressure, by varying prephonatory glottal width in canine larynges ex vivo...
  42. pmc A coupled sharp-interface immersed boundary-finite-element method for flow-structure interaction with application to human phonation
    X Zheng
    Department of Mechanical Engineering, Johns Hopkins University, Baltimore, MD 21218, USA
    J Biomech Eng 132:111003. 2010
    ..The FSI solver is used to simulate flow-induced vibrations of the vocal folds during phonation. Both two- and three-dimensional models have been examined and qualitative, as well as quantitative comparisons, ..
  43. ncbi Dependence of phonation threshold pressure on vocal tract acoustics and vocal fold tissue mechanics
    Roger W Chan
    Otolaryngology Head and Neck Surgery, University of Texas Southwestern Medical Center, Dallas, Texas 75390 9035, USA
    J Acoust Soc Am 119:2351-62. 2006
    ..Specifically, analytical results predicted that phonation threshold pressure (Pth) increases with the viscous shear properties of the vocal fold, but decreases with vocal ..
  44. ncbi Theoretical assessment of unsteady aerodynamic effects in phonation
    Michael H Krane
    Center for Advanced Information Processing, Rutgers University, Piscataway, New Jersey 08854, USA
    J Acoust Soc Am 120:1578-88. 2006
    ..The analysis suggests that glottal flow may be considered quasisteady only insofar as traditional assumptions concerning glottal jet behavior can be confirmed...
  45. ncbi Pulse register phonation in Diana monkey alarm calls
    Tobias Riede
    Department of Psychology, 245 Uris Hall, Cornell University, Ithaca, New York 14853, USA
    J Acoust Soc Am 113:2919-26. 2003
    ..First, although pulsed phonation has been described in a variety of mammalian vocalizations, very little is known about the underlying production ..
  46. doi Dynamic B-mode ultrasound imaging of vocal fold vibration during phonation
    Chen Gia Tsai
    Graduate Institutes of Musicology, National Taiwan University, Taipei, Taiwan
    Ultrasound Med Biol 35:1812-8. 2009
    ..This is, to the best of our knowledge, the first time that vocal fold vibration physiology has been studied using B-mode imaging and Echo-PIV...
  47. ncbi Botulinum toxin injection and airflow stability in spasmodic dysphonia
    Giovanna Cantarella
    Department of Otolaryngology, Fondazione Ospedale Maggiore Policlinico, Mangiagalli e Regina Elena, IRCCS, Pad Alfieri, Via Commenda 10, 20122 Milan, Italy
    Otolaryngol Head Neck Surg 134:419-23. 2006
    ..The aim of this study was to analyze the effects of botulinum toxin (BT) injection on airflow stability, by measuring mean phonatory oral airflow and its coefficient of variation (CV), in subjects with adductor spasmodic dysphonia (SD)...
  48. doi Usefulness of laryngeal phonation CT in the diagnosis of vocal cord paralysis
    Bum Soo Kim
    Department of Radiology, Kangnam St Mary s Hospital, College of Medicine, The Catholic University of Korea, Seoul, South Korea
    AJR Am J Roentgenol 190:1376-9. 2008
    The purpose of this study was to determine the effectiveness of laryngeal phonation CT for the diagnosis of vocal cord paralysis by examining the physiologic and functional changes in the larynx during vowel phonation in patients with ..
  49. ncbi Noninvasive assessment of laryngeal phonation function using color Doppler ultrasound imaging
    T Y Hsiao
    Department of Otolaryngology, National Taiwan University Hospital, Taipei, Taiwan
    Ultrasound Med Biol 27:1035-40. 2001
    ..Therefore, the CDI could be used as a potential tool for assessing the phonation function in the larynx nonintrusively.
  50. ncbi Immediate recurrent laryngeal nerve reconstruction and vocal outcome
    Eiji Yumoto
    Department of Otolaryngology Head and Neck Surgery, Graduate School of Medicine, Kumamoto University, Kumamoto, Japan
    Laryngoscope 116:1657-61. 2006
    ..The objective of this prospective study was to assess the long-term effects of immediate reconstruction of the recurrent laryngeal nerve (RLN) during thyroid cancer extirpation on postoperative phonatory function...
  51. pmc Somatosensory feedback modulates the respiratory motor program of crystallized birdsong
    Roderick A Suthers
    School of Medicine and Department of Biology, Indiana University, Bloomington, IN 47405, USA
    Proc Natl Acad Sci U S A 99:5680-5. 2002
    ..This muscle response was absent or reduced during quiet respiration, suggesting it is specifically linked to phonation. Our findings indicate that somatosensory feedback to expiratory muscles elicits compensatory adjustments that ..
  52. pmc Disentangling the effects of phonation and articulation: hemispheric asymmetries in the auditory N1m response of the human brain
    Hannu Tiitinen
    Apperception and Cortical Dynamics, Department of Psychology, University of Helsinki, POB 9, FIN 00014, Finland
    BMC Neurosci 6:62. 2005
    ..how the spectral cues caused by articulation are reflected in cortical speech processing when combined with phonation, the other major part of speech production manifested as the fundamental frequency (F0) and its harmonic integer ..
  53. ncbi Peripheral motor dynamics of song production in the zebra finch
    Franz Goller
    Department of Biology, University of Utah, Salt Lake City, UT 84112, USA
    Ann N Y Acad Sci 1016:130-52. 2004
    ....
  54. ncbi Influence of vocal fold scarring on phonation: predictions from a finite element model
    David A Berry
    Laryngeal Dynamics Laboratory, Division of Head and Neck Surgery, David Geffen School of Medicine, The University of California, Los Angeles, Los Angeles, California, USA
    Ann Otol Rhinol Laryngol 114:847-52. 2005
    A systematic study of the influence of vocal fold scarring on phonation was conducted...
  55. ncbi Pitch (F0) and formant profiles of human vowels and vowel-like baboon grunts: the role of vocalizer body size and voice-acoustic allometry
    Drew Rendall
    Department of Psychology and Neuroscience, University of Lethbridge, Lethbridge, Alberta, T1K 3M4 Canada
    J Acoust Soc Am 117:944-55. 2005
    ..Implications for general vocal allometry are discussed as are implications for speech origins theories, and challenges to them, related to laryngeal position and vocal tract length...
  56. ncbi Voice F0 responses to pitch-shifted voice feedback during English speech
    Stephanie H Chen
    Feinberg School of Medicine, Northwestern University, 440 North McClurg Ct 604, Chicago, Illinois 60611, USA
    J Acoust Soc Am 121:1157-63. 2007
    ..These findings support previous research suggesting the audio vocal system is involved in the control of suprasegmental features of English speech by correcting for errors between voice pitch feedback and the desired F0...
  57. pmc The emergence of mature gestural patterns in the production of voiceless and voiced word-final stops
    Susan Nittrouer
    Utah State University, USA
    J Acoust Soc Am 117:351-64. 2005
    ..Finally, context effects (isolation or sentence) showed that the acoustic correlates of syllable-final voicing are attenuated when words are produced in sentences, rather than in isolation...
  58. ncbi Loud speech in realistic environmental noise: phonetogram data, perceptual voice quality, subjective ratings, and gender differences in healthy speakers
    Maria Södersten
    Department of Logopedics and Phoniatrics, Karolinska University Hospital, Huddinge, Stockholm, Sweden
    J Voice 19:29-46. 2005
    ..Having to make oneself heard over noise resulted in higher SPL and F0, as expected, and in higher phonation time. The total reading time was slightly longer in continuous noise than in intermittent noise...
  59. ncbi Suitability of acoustic perturbation measures in analysing periodic and nearly periodic voice signals
    Estella P M Ma
    Division of Speech Pathology, The University of Queensland, St Lucia, QLD, Australia
    Folia Phoniatr Logop 57:38-47. 2005
    ....
  60. ncbi Focus in production: tonal shape, intensity and word order
    Martti Vainio
    J Acoust Soc Am 121:EL55-61. 2007
    ..It was also found that syntactic structure with respect to both intensity and tonal structure modulated relative prosodic prominence of individual words...
  61. ncbi Role of vocal tract morphology in speech development: perceptual targets and sensorimotor maps for synthesized French vowels from birth to adulthood
    Lucie Menard
    Institut de la Communication Parlée, Université Stendhal INPG, Grenoble, France
    J Speech Lang Hear Res 47:1059-80. 2004
    ..These maps could be used by transcribers of infant speech, to complete existing systems and to provide some hints about underlying articulatory gestures recruited during growth to reach perceptual vowel targets in French...
  62. ncbi Ventricular fold vibration in voice production: a high-speed imaging study with kymographic, acoustic and perceptual analyses of a voice patient and a vocally healthy subject
    Per Ake Lindestad
    Department of Logopedics and Phoniatrics, Karolinska University Hospital Huddinge, Stockholm, Sweden
    Logoped Phoniatr Vocol 29:162-70. 2004
    ..man with chronic laryngitis and one vocally healthy man, were examined during pressed and breathy sustained phonation. Perceived roughness in the voice quality correlated to irregularities in true vocal fold vibrations as well as ..
  63. ncbi Reliability and applicability of aerodynamic measures in dysphonia assessment
    Edwin M L Yiu
    Voice Research Laboratory, The University of Hong Kong
    Clin Linguist Phon 18:463-78. 2004
    ..The overlapping of data between the dysphonic and non-dysphonic groups, however, suggests that the aerodynamic measures should be used as an adjunct to assessment of voice disorders rather than as a diagnostic tool alone...
  64. ncbi Analysis of fundamental frequency, jitter, shimmer and vocal intensity in children with phonological disorders
    Haydée F Wertzner
    Department of Physical Therapy, Speech and Hearing Therapy, Occupation Therapy, Medical School, University of Sao Paulo
    Braz J Otorhinolaryngol 71:582-8. 2005
    ..The analysis of vocal parameters becomes important in the process of diagnosis of this disorder, since voice disorders could interfere in the production of speech sounds...
  65. ncbi G. Paul Moore lecture: lessons in phonosurgery
    Charles N Ford
    Division of Otolaryngology, University of Wisconsin Hospital and Clinics, Madison, WI, USA
    J Voice 18:534-44. 2004
  66. ncbi Acoustic measures and self-reports of vocal fatigue by female teachers
    Anne Maria Laukkanen
    Department of Speech Communication and Voice Research, University of Tampere, Tampere, Finland
    J Voice 22:283-9. 2008
    ..text reading sample was recorded at habitual loudness and loudly (as in large classroom), (2) a prolonged phonation on [a:] was recorded at habitual speaking pitch and loudness, and (3) a questionnaire about voice quality, ease, ..
  67. ncbi Volumetric measurements of vocal tracts for male speakers from different races
    Steve An Xue
    Human Vocal Tract Lab, Department of Speech and Hearing Sciences, Portland State University, Portland, OR 97207 0751, USA
    Clin Linguist Phon 20:691-702. 2006
    ..The study has provided speech scientists, speech-language pathologists, linguists and other health professionals with a new and preliminary acoustic and physiological database for adult male speakers from these three different races...
  68. ncbi High-speed video analysis of the phonation onset, with an application to the diagnosis of functional dysphonias
    T Braunschweig
    University Hospital Jena, Department of Phoniatrics and Pediatric Audiology, Stoystr 3, 07743 Jena, Germany
    Med Eng Phys 30:59-66. 2008
    ..Using digital high-speed recordings, the phonation onset process was recorded in real-time for 8-10 different sound pressure levels for each subject...
  69. ncbi Voice low tone to high tone ratio: a potential quantitative index for vowel [a:] and its nasalization
    Guo She Lee
    Department of Otolaryngology, I Lan Hospital, Department of Health ROC, I Lan 260, Taiwan, ROC
    IEEE Trans Biomed Eng 53:1437-9. 2006
    ..76, p < 0.01), as well. We conclude that VLHR may become a potential quantitative index of hypernasal speech and can be applied in either basic or clinical studies...
  70. ncbi Resonant voice: spectral and nasendoscopic analysis
    Cara G Smith
    Department of Speech Pathology and Audiology, Wendell Johnson Speech and Hearing Center, University of Iowa, Iowa City, IA 52242 1078, USA
    J Voice 19:607-22. 2005
    ..Visual-perceptual judgments of the videoendoscopic data indicated that laryngeal vestibule constriction was not consistently associated with resonant voice production...
  71. ncbi The influence of perceived sexual orientation on fricative identification
    Benjamin Munson
    Department of Speech Language Hearing Sciences, University of Minnesota, Minneapolis 55455, USA
    J Acoust Soc Am 119:2427-37. 2006
    ..Results suggest that listeners are sensitive to the association between fricatives' center frequencies and perceived sexual orientation in women's voices, but not in men's voices...
  72. ncbi Relationship between masking levels and phonatory stability in normal-speaking women
    Carole T Ferrand
    Department of Speech Language Hearing Sciences, Hofstra University, Hempstead, New York 11549, USA
    J Voice 20:223-8. 2006
    ..Intraindividual differences between conditions for each variable are discussed in the framework of auditory versus kinesthetic feedback...
  73. ncbi The speaker's formant
    Irene Velsvik Bele
    Faculty of Education, Volda University College, Volda, Norway
    J Voice 20:555-78. 2006
    ..trained voices had a higher energy level in the SPF region compared with the untrained, significantly so in loud phonation. The SPF seemed to be related to both sufficiently strong overtones and a glottal setting, allowing for a ..
  74. ncbi The effects of fundamental frequency level on voice onset time in normal adult male speakers
    Christopher R McCrea
    Florida State University, Tallahassee, USA
    J Speech Lang Hear Res 48:1013-24. 2005
    ..The findings indicated that researchers must take into account the F(0) level at which voiceless stop VOT is measured...
  75. ncbi Artificially lengthened and constricted vocal tract in vocal training methods
    Irene Velsvik Bele
    Volda University College, Faculty of Education, Volda, Norway
    Logoped Phoniatr Vocol 30:34-40. 2005
    ..Another vocal exercise technique involves lengthening the vocal tract; for example, the method of phonation into small tubes...
  76. ncbi Resonance strategies revealed in recorded tenor high notes
    Harm K Schutte
    Groningen Voice Research Laboratory, Department of Biomedical Engineering, University Medical Center Groningen, Groningen, The Netherlands
    Folia Phoniatr Logop 57:292-307. 2005
    ....
  77. ncbi A parametric model of the vocal tract area function for vowel and consonant simulation
    Brad H Story
    Speech Acoustics Laboratory, Department of Speech and Hearing Sciences, University of Arizona, Tucson, Arizona 85721, USA
    J Acoust Soc Am 117:3231-54. 2005
    ..All parameters can be specified either as static or time varying, which allows for multiple levels of coarticulation or coproduction...
  78. ncbi Two-dimensional model of vocal fold vibration for sound synthesis of voice and soprano singing
    Seiji Adachi
    ATR Human Information Science Laboratories, 2 2 2 Hikaridai, Keihanna Science City, Kyoto 619 0288 Japan
    J Acoust Soc Am 117:3213-24. 2005
    ....
  79. ncbi Lexical frequency and voice assimilation
    Mirjam Ernestus
    Max Planck Institute for Psycholinguistics, Radboud University Nijmegen, Wundtlaan 1, 6525 XD Nijmegen, The Netherlands
    J Acoust Soc Am 120:1040-51. 2006
    ..A higher frequency leads not only to acoustic reduction but also to more assimilation...
  80. ncbi Multidimensional voice evaluation in pretreatment glottic carcinoma
    Naoko Matsubara
    Department of Otorhinolaryngology, Faculty of Medicine, Kyusyu University, Fukuoka, Japan
    Folia Phoniatr Logop 57:173-80. 2005
    ..included in this study involving psychoacoustic evaluation by doctors, acoustic analysis, phonogram, maximum phonation time and stroboscopy before treatment...
  81. ncbi Immediate effects of 'voice massage' treatment on the speaking voice of healthy subjects
    Anne Maria Laukkanen
    Department of Speech Communication and Voice Research, University of Tampere, Tampere, Finland
    Folia Phoniatr Logop 57:163-72. 2005
    ..After VM no significant changes were observed in voice parameters or perceptual quality, but ease of phonation and reduced tension in the neck, shoulders and back were reported...
  82. ncbi Evaluating the influence of warmup on singing voice quality using acoustic measures
    Ofer Amir
    Department of Communication Disorders, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
    J Voice 19:252-60. 2005
    ..05). The results of this study provide valid support for the advantageous effect of vocal warmup on voice quality and present acoustic analysis as a valuable and sensitive tool for quantifying this effect...
  83. ncbi Perception of pitch location within a speaker's F0 range
    Douglas N Honorof
    Haskins Laboratories, 270 Crown Street, New Haven, Connecticut 06511, USA
    J Acoust Soc Am 117:2193-200. 2005
    ..Regardless, the present data provide strong support for the hypothesis that listeners are able to locate an F0 reliably within a range without external context or prior exposure to a speaker's voice...
  84. ncbi [VOT analysis in cleft palate patients after surgery]
    M J Gámiz
    Hospital de Poniente, El Ejido, Almeria
    Cir Pediatr 19:27-32. 2006
    ..Also VOT measures were influenced by cleft lip and delay in beginning of ortodoncy. Hearing loss is associated with increased VOT. Our results are based in a correct sample and statistical analysis by multiple lineal regression...
  85. ncbi Fragments of a Greek Trilogy: impact on phonation
    Carol Ferrone
    Department of Biobehavioral Studies, Teachers College, Columbia University, New York, New York, USA
    J Voice 18:488-99. 2004
    ..Measurements taken included maximum phonational range; maximum sustained phonation; fundamental frequency during reading; maximum intensity levels; sound pressure levels for soft, moderate, and ..
  86. ncbi Laryngeal function and vocal fatigue after prolonged reading in individuals with unilateral vocal fold paralysis
    Lisa N Kelchner
    University of Cincinnati, Cincinnati, Ohio 45267 0394, USA
    J Voice 17:513-28. 2003
    ..Maximum phonation times for comfort and low pitches significantly decreased during posttests...
  87. ncbi Clinical experience with collagen injection of the vocal fold: a study of 155 patients
    Miwako Kimura
    Department of Otorhinolaryngology and Head and Neck Surgery, Graduate School of Medicine and Faculty of Medicine, University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 8655, Japan
    Auris Nasus Larynx 35:67-75. 2008
    ..This study evaluated the results of laryngeal collagen injection...
  88. ncbi Measurement of vocal doses in speech: experimental procedure and signal processing
    Jan G Svec
    National Center for Voice and Speech, The Denver Center for the Performing Arts, 1245 Champa Street, Denver, CO 80204, USA
    Logoped Phoniatr Vocol 28:181-92. 2003
    ..The doses measure the vocal load and can be used for studying the effects of vocal fold tissue exposure to vibration...
  89. ncbi Source and filter adjustments affecting the perception of the vocal qualities twang and yawn
    Ingo R Titze
    Department of Speech Pathology and Audiology, National Center for Voice and Speech, The University of Iowa, Iowa City 52242, USA
    Logoped Phoniatr Vocol 28:147-55. 2003
    ..Listeners demonstrated variable perceptions in both continua with poor inter-subject, intra-subject, and inter-group reliability...
  90. ncbi A role for the second subglottal resonance in lexical access
    Steven M Lulich
    Speech Communication Group, MIT, and Harvard MIT Division of Health Sciences and Technology, Cambridge, Massachusetts 02139, USA
    J Acoust Soc Am 122:2320-7. 2007
    ..N. Stevens, J. Phonetics 17, 3-46 (1989)]. The results support a model of lexical access in which articulatory-acoustic discontinuities subserve phonological feature identification...
  91. ncbi The self-to-other ratio applied as a phonation detector for voice accumulation
    Svante Granqvist
    Department of Speech, Music and Hearing, Royal Institute of Technology, Stockholm, Sweden
    Logoped Phoniatr Vocol 28:71-80. 2003
    A new method for phonation detection is presented. The method utilises two microphones attached near the subject's ears. Simplified, phonation is assumed to occur when the signals appear mainly in-phase and at equal amplitude...
  92. ncbi [Reinke edema--helpful in unilateral recurrent laryngeal nerve paralysis?]
    C Kothe
    Poliklinik für Hör, Stimm und Sprachheilkunde, Universitatsklinikum Hamburg Eppendorf, Germany
    HNO 51:833-5. 2003
    ..This example illustrates that in selected cases Reinke's edema can contribute to maintenance of phonation in unilateral vocal fold paralysis...
  93. ncbi Aerodynamic and acoustical measures of speech, operatic, and Broadway vocal styles in a professional female singer
    R E Stone
    Vanderbilt Voice Center, Department of Otolaryngology, Vanderbilt University Medical Center, Nashville, Tennessee, USA
    J Voice 17:283-97. 2003
    ..Formant frequencies, long-term-average spectrum, and vibrato characteristics were also studied. Characteristics of operatic style emerge as distinctly different from Broadway style, the latter being more similar to speaking...
  94. doi Experimental investigation of the influence of a posterior gap on glottal flow and sound
    Jong Beom Park
    Department of Mechanical Engineering, McGill University, 817 Sherbrooke Street West, Montreal, Quebec H3A 2K6, Canada
    J Acoust Soc Am 124:1171-9. 2008
    ..The presence of a posterior gap was found to significantly increase the broadband sound level produced over the frequency range in which human hearing is most sensitive...
  95. ncbi Aerodynamic and acoustic voice measurements of patients with vocal nodules: variation in baseline and changes across voice therapy
    Eva B Holmberg
    Karolinska Institute, Department of Logopedics and Phoniatrics, Huddinge University Hospital, Stockholm, Sweden
    J Voice 17:269-82. 2003
    ..Large individual session-to-session variation was found for all measures across pretherapy baseline recordings, which contributed to nonsignificant differences between baseline and therapy data...
  96. pmc A magnetic resonance imaging-based articulatory and acoustic study of "retroflex" and "bunched" American English /r/
    Xinhui Zhou
    Speech Communication Laboratory, Institute of Systems Research, and Department of Electrical and Computer Engineering, University of Maryland, College Park, Maryland 20742, USA
    J Acoust Soc Am 123:4466-81. 2008
    ..The results suggest that the F4/F5 differences between the variants can be largely explained by differences in whether the long cavity behind the palatal constriction acts as a half- or a quarter-wavelength resonator...
  97. ncbi High-speed registration of phonation-related glottal area variation during artificial lengthening of the vocal tract
    Anne Maria Laukkanen
    Department of Speech Communication and Voice Research, University of Tampere, Tampere, Finland
    Logoped Phoniatr Vocol 32:157-64. 2007
    ..The present study applies a versatile methodology to investigate phonation during varying artificial extension of the vocal tract...
  98. ncbi Can vocal economy in phonation be increased with an artificially lengthened vocal tract? A computer modeling study
    Ingo R Titze
    Department of Speech Pathology and Audiology, The University of Iowa, Iowa City, IA, USA
    Logoped Phoniatr Vocol 32:147-56. 2007
    Voiced obstruents and phonation into tubes are widely used as vocal exercises. They increase the inertive reactance of the vocal tract in the 200-1000 Hz range and thereby reinforce vocal fold vibration...
  99. pmc Vocal dose measures: quantifying accumulated vibration exposure in vocal fold tissues
    Ingo R Titze
    University of Iowa, Iowa City, USA
    J Speech Lang Hear Res 46:919-32. 2003
    ..amount of heat dissipated over a unit volume of vocal fold tissues; and time dose, which accumulates the total phonation time...
  100. ncbi [Acoustic analysis of prosody in females with Parkinson's disease: effect of L-dopa]
    Luciana L Azevedo
    Fonoaudióloga, Clínica de Distúrbios do Movimento, Servico de Neurologia, Universidade Federal de Minas Gerais, Porto, Portugal
    Arq Neuropsiquiatr 61:995-8. 2003
    ..The aim of this study is to assess the effect of L-dopa on the prosodic features of the speech of female PD patients...
  101. ncbi Therelationship between professional operatic soprano voice and high range spectral energy
    Jennifer J Barnes
    Sydney Conservatorium of Music, The University of Sydney, Sydney, Australia
    J Acoust Soc Am 116:530-8. 2004
    ..The use of formant tuning is considered and examined...

Research Grants83

  1. Coordination of Respiration with Deglutition & Phonation in Ataxia-Telangiectasia
    Maureen Lefton Greif; Fiscal Year: 2007
    ..will exhibit disruptions in the temporal relationships between respiration-deglutition and between respiration-phonation. The following specific aims will be addressed: Specific Aim #1...
  2. The Relationship between Vortices, Acoustics, and Vibration in Vocal Fold Assymet
    Siddarth Khosla; Fiscal Year: 2009
    ..Looking forward, the study of phonation at this resolution will synergize well with advancing technologies in laryngeal imaging, such as videokymography ..
  3. The Relationship between Vortices, Acoustics, and Vibration in Vocal Fold Assymet
    SIDDARTH MITTER KHOSLA; Fiscal Year: 2010
    ..Looking forward, the study of phonation at this resolution will synergize well with advancing technologies in laryngeal imaging, such as videokymography ..
  4. Molecular mechanisms of aging in the intrinsic laryngeal muscles
    Colleen McMullen; Fiscal Year: 2007
    ..The larynx is part of a complex motor system that serves dually as the vibratory source of phonation and as a valve that separates and protects the airway from the digestive tract...
  5. TRANSMISSION OF RESPIRATORY DRIVE TO MOTONEURONS
    JACK FELDMAN; Fiscal Year: 2002
    ..and episodic inputs to produce an output that results in contraction of the diaphragm that subserves breathing, phonation, emesis, defecation, etc...
  6. Influence of subglottic anatomy on voice production
    Scott L Thomson; Fiscal Year: 2010
    ..Aim 2: Explore the influence of subglottic anatomy on structural, acoustic, and aerodynamic aspects of phonation using complementary synthetic and computational models...
  7. A Simulator for Sound Production in Airways
    Ingo Titze; Fiscal Year: 2007
    ..many fragmentary efforts presently ongoing in fluid mechanics, acoustics, and biomechanics of respiration and phonation. Sound production in airways is an integral part of understanding not only vocalization, but also sounds related ..
  8. REGULATION OF VOCAL FOLD HYDRATION AND PHONATION
    Kimberly Fisher; Fiscal Year: 2003
    ..The research plan aims to test the overall hypothesis that the ease of phonation can be regulated by selectively increasing or decreasing vocal fold hydration, epithelial cell volume and ..
  9. Flow Visualization in the Canine Larynx During Phonation
    Siddarth Khosla; Fiscal Year: 2006
    ..In addition the candidate will develop his own computational model of airflow in the canine larynx during phonation. The coursework will be supplemented by tutorials in speech science given by the candidate?s mentor, Dr...
  10. Influence of surface adhesion forces on vocal fold stress and function
    Scott Thomson; Fiscal Year: 2007
    ..Specific Aim 3: Investigate sensitivity of vocal fold stress and function during phonation to airway surface liquid properties using computational vocal fold models...
  11. Quantitative Descriptions of Vocal Fold Dynamics
    David Berry; Fiscal Year: 2006
    ..Berry proposes to augment these studies and extend their applicability to human phonation by addressing the following Specific Aims: (1) Investigate the influence of glottal geometry on the basic ..
  12. Interaction Affecting Craniofacial Muscle Differentiatio
    Drew Noden; Fiscal Year: 2004
    ..in their development contribute to a wide range of problems in vision, facial expression, mastication, and phonation. However, little is known about processes controlling the differentiation and maturation of branchial and extra-..
  13. EFFICACY OF VOICE TREATMENT FOR PARKINSONS DISEASE
    Lorraine Ramig; Fiscal Year: 2001
    The long-term objectives of this research are to evaluate the role of phonation in enhancing oral communication in patients with motor speech disorders and to document fundamental mechanisms associated with treatment- related change...
  14. Aerodynamic and Acoustic Models of Phonation
    Ronald Scherer; Fiscal Year: 2007
    Project summary: Phonation is a component of speech communication, with a highly complex interplay of physiological and physical properties...