CV

CV for Stephen C. Thompson

Education

Ph.D. Physics   1978    Case Western Reserve University
      Thesis  on nonlinear oscillations in woodwind musical instruments
          "Reed Resonance Effects on Woodwind Nonlinear Feedback Oscillations"
M.S. Physics    1976    Case Western Reserve University
A.B. Physics    1974     Kenyon College, Gambier, Ohio

Positions Held

2005-present, The Pennsylvania State University
      Current Position: Research Professor of Acoustics
1995-2005 Knowles Electronics, LLC, Itasca, Illinois
      Positions: Senior Member of Technical Staff, Director of Research
1977-1995 Westinghouse Electric Corporation, Naval Systems Division,
                     Cleveland, Ohio (Formerly Gould Inc.)

Professional Awards

Phi Beta Kappa, Beta of Ohio, 1973
B.G. Lamme Scholarship winner, 1992
      Awarded in competition among all technical professionals at Westinghouse.
      Prize was one year full tuition and fees at graduate school while retaining full salary and benefits.
Science Writing Award of the Acoustical Society of America, 2003
      Awarded for a publication on acoustics that is accessible to a general audience.

Professional Society Memberships and Activities

Acoustical Society of America - Fellow
      Member of Membership Committee 2009-present
      Member Technical Committee on Engineering Acoustics, c. 1979-present
      Member of the Executive Council 2005-2008
      Chair of Technical Committee on Engineering Acoustics 2000-2003
      Technical Program Chair, Cleveland Meeting, 1986
      Member Technical Committee on Musical Acoustics, c. 1979-1990, 2015-present
 American Auditory Society - Member
     Member of the Executive Board (2005- 2008)
Audio Engineering Society - Member
IEEE - Member

Publications in Peer Reviewed Journals

  1. Stephen C. Thompson, Thomas B. Gabrielson and Daniel M. Warren, "Analog model for thermoviscous propagation in a cylindrical tube," J. Acoust. Soc. Am. 135(2) 585-590 Feb. 2014.  pdf Download
  2. Stephen C. Thompson, Richard J. Meyer and Douglas C. Markley, "Performance of transducers with segmented piezoelectric stacks using materials with high electromechanical coupling coefficient," J. Acoust. Soc. Am. 135(1) 155-164, Jan. 2014. pdf Download
  3. Stephen C. Thompson and Janice L. LoPresti, "Thermal boundary layer effects on the acoustical impedance of enclosures and consequences for acoustical sensing devices," J. Acoust. Soc. Am. 123(3) p. 1364-70, March 2008. pdf Download
  4. Stephen C. Thompson, et. al., "Noise in miniature microphones," J. Acoust. Soc. Am. 111(2) 861-6, Feb. 2002. pdf Download
  5. Stephen C. Thompson, "Numerical calculation of the mutual impedance between pistons in a plane wall," J. Acoust. Soc. Am. 66(5), 1553 (L), Nov. 1979. pdf Download
  6. Stephen C. Thompson, "The effect of the reed resonance on woodwind tone production," J. Acoust. Soc. Am. 66(5), 1299-1307, Nov. 1979. pdf Download

U.S. Patents

  1. 8,385,583, Stephen C. Thompson, "Methods and Apparatus for Reduced Distortion Balanced Armature Devices," 26 February, 2013.
  2. 7,415,125, Daniel M. Warren, Stephen C. Thompson and David E. Schafer, "Apparatus and Method for Creating Acoustic Energy in a Receiver Assembly with Improved Diaphragms-linkage Arrangement," 19 August 2008.
  3. 7,336,797, Stephen C. Thompson, David E. Schafer and Daniel M. Warren, "Apparatus and Method for Generating Acoustic Energy in a Receiver Assembly," 26 February 2008.
  4. 7,113,604, Stephen C. Thompson, "Apparatus and Method for Matching the Response of Microphones in Magnitude and Phase," 26 September 2006.
  5. 7,065,220, Stephen C. Thompson, "Microphone Array having a Second Order Pattern," 20 June 2006.
  6. 6,654,468, Stephen C. Thompson, "Apparatus and Method for Matching the Response of Microphones in Magnitude and Phase," 25 November 2003.
  7. 4,996,674, Stephen C. Thompson, "Double Piston Acoustic Transducer with Selectable Directivity," 26 February 1991.
  8. 4,633,119, Stephen C. Thompson, "Broadband Multi-Resonant Longitudinal Transducer," 30 December 1986.
  9. 4,604,542, Stephen C. Thompson, "Broadband Radial Vibrator Transducer with Multiple Resonant Frequencies," 5 August 1986.

Dissertations and Theses by Student Advisees

  1. Joel Michael Peel, "An Application of Theory: Analysis of Low Frequency Passive Radiator and Ported Systems in a Spherical Loudspeaker Enclosure," capstone paper for 1-year MS, The Pennsylvania State University, July 2018.
  2. Herman J. Orgeron, Improving Intelligibility Sensitivity by Mechanical Shaping, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, May 2018
  3. Pranay Muchandi, Calibrating the Response of an Acoustic Test Box with Foam Treatment, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, May 2018
  4. Jerad M. Lewis, Finite Element Modeling of MEMS Microphone Ports, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, May 2018
  5. Kyle Hahn, "Characterization of Unmanned Aerial Vehicle Noise," capstone paper for 1-year MS, The Pennsylvania State University, January 2018.
  6. Adam D. Schulman, "A Summary of Research Regarding the Audibility of Non-Minimum Phase Behavior in Live Sound Reinforcement," M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, December 2017
  7. Arjun K, Shankar, HIgh Power Evaluation of Textured Piezoelectric Ceramics for Sonar Applications, M.S. Thesis, The Pennsylvania State University, December 2017.
  8. Lee Edward Schroeder, Equivalent Circuit Model of a Flexural Disk Transducer, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, December 2017
  9. William J. Doebler (Committee Member), The Minimum Number of Ground Measurements Required for Narrow Sonic Boom Metric 90% Confidence Levels, M.S. Thesis, The Pennsylvania State University, December 2017.
  10. Janet L. Xu, Practical Ultrasonic Transducers for High Temperature Applications Using Bismuth Titanate and Ceramabind 830, M.S. Thesis, The Pennsylvania State University, December 2017
  11. J. Hudson Tannis, "Nonlinear Vibration in Electrically Driven Nichrome Wire'," capstone paper for 1-year MS, The Pennsylvania State University, August 2017.
  12. Ivory Stokes, "The Twinkling Artifact: Kidney Stone Detection with Doppler Ultrasound," capstone paper for 1-year MS, The Pennsylvania State University, August 2017.
  13. Shaun Ente, Stephen C. Thompson and Thomas B. Gabrielson, "Coupling Aspects of a Dual Loudspeaker Enclosure," capstone paper for 1-year MS, The Pennsylvania State University, August 2, 2017.
  14. Veronica Koh, Design Improvements of an Underwater Low Frequency Projector Based on Clarinet Acoustics, M.S. Thesis, The Pennsylvania State University, May 2017.
  15. David-Michael Lozupone, SPICE Modeling of a Dynamic Moving Coil Flexural Driver, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, May 2017.
  16. Whitney L. Coyle (Committee member), A Study of the Acoustical Properties of the Clarinet in order to Predict Playing Frequencies, Ph.D. Dissertation, The Pennsylvania State University, August 2016.
  17. Kenneth R. Ledford, Practical Sprayed-on Transducer Composites for High Temperature Applications, M.S. Thesis, The Pennsylvania State University, December 2015.
  18. Michael J. Ciufo, Measuring Asymmetry in Loudspeaker Soft Parts, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, May 2015.
  19. Andrew A. Acquaviva, Developing an Underwater Low-Frequency Projector using Musical Instrument Criteria,  M.S. Thesis, The Pennsylvania State University, August 2014.
  20. Alison Orr (MS Committee Member), A bond stiffness study of sol-gel spray-on transducers, M.S. Thesis, The Pennsylvania State University, November 2014. available here
  21. Daniel L. Charles, Modeling Heat Transfer in Tonpilz Transducers to Predict Operating Temperatures, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, June 2014.
  22. Michael B. Wilson, Wide Band Tonpilz Transducers, M.Eng. capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, July 2014.
  23. Benjamin M. Russo, Thermal Noise in Condenser Microphone Back Volumes, M.S. thesis,  The Pennsylvania State University, 2013. available here
  24. Nikolas T. Vitt,  Investigation of a Balanced-Armature Transducer for Vibrational Energy Harvesting, M.S. thesis, The Pennsylvania State University, 2011. available here
  25. Scott P. Porter, A Design Approach for a Configurable High-Power Magnetostrictive Drive made from Iron-Gallium Alloy (Galfenol), Ph.D. dissertation, The Pennsylvania State University, ProQuest, UMI Dissertations Publishing, 2011. 3471882. available here
  26. Holly Ann Smith, "A Preliminary Investigation of the Utilization of a Balanced-Armature Transducer as an Energy-Harvesting Device," M.Eng capstone paper, Graduate Program in Acoustics, The Pennsylvania State University, 2010

Publications in Conference Proceedings

  1. Stephen C. Thompson and Daniel M. Warren, "Analog Circuit Model for Loudspeakers including Eddy Current Behavior and Suitable for Time Domain Simulation," paper 9826 in proceedings of 143rd AES Conference, New York City, Oct. 8, 2017.
  2. Stephen C. Thompson, Richard J. Meyer and Douglas C. Markley, "Performance of transducers with segmented piezoelectric stacks using materials with high electromechanical coupling coefficient," presented at ICA 2013, a joint meeting of ICA, ASA and CAA, Montreal, June 2-7, 2013, and published  Proceedings of Meetings on Acoustics  19, 030021 (2013). pdf Download
  3. Stephen C. Thompson, Thomas B. Gabrielson and Daniel M. Warren, "A thermoviscous tube propagation model suitable for time domain analysis," presented at ICA 2013, a joint meeting of ICA, ASA and CAA, Montreal, June 2-7, 2013, and published in Proceedings of Meetings on Acoustics 19, 035064 (2013). pdf Download
  4. Stephen C. Thompson, "Magnetic transducer design using a combination of ODE and FEA modeling techniques," Active and Passive Smart Structures and Integrated Systems 2011, edited by Mehrdad N. Ghasemi-Nejhad, Proc. of SPIE Vol. 7977, 797720 (2011). pdf Download
  5. J. Daniel Park, David J. Miller, John F. Doherty and Stephen C. Thompson, "Feasibility of range estimation using LPI Sonar," to appear as Proc. 44th Intl. Conf. Infor. Sci. Sys., 2010.
  6. J. Daniel Park, David J. Miller, John F. Doherty and Stephen C. Thompson, "A Study on the Feasibility of Low Probability if Intercept Sonar," Proc. 43rd Intl. Conf. Infor. Sci. Sys.,  284-9, 2009.

Abstracts of Presentations at Acoustics Meetings and Conferences

  1. Lane P. Miller, Stephen C. Thompson and Andrew Dittberner, "Calibration and acoustic performance of sparse transducer array," J. Acoust. Soc. Am. 143 1837 (2018).
  2. Thomas Blanford and Stephen  C. Thompson, "Multidomain modeling of acoustic transducers using SimScape," J. Acoust. Soc. Am. 143 1777 (2018).
  3. Lane P. Miller, Stephen C. Thompson and Andrew Dittberner, "Acoustic field approximation with sparse arrays through optimization," J. Acoust. Soc. Am. 142 2488 (2017).
  4. Lane P. Miller, Stephen C. Thompson and Andrew Dittberner, "Modeling of continuous acoustic field with sparse transducer arrays," J. Acoust. Soc. Am. 141 3795 (2017). http://doi.org/10.1121/1.4988369;
  5. Veronica Koh and Stephen C. Thompson, "Design improvements of a low cost underwater projector based on clarinet acoustics," J. Acoust. Soc. Am. 140 3089 (2016).
  6. Stephen C. Thompson, "An acoustics library for the Modelica multidomain modeling language," J. Acoust. Soc. Am. 139 2010 (2016).
  7. Stephen C. Thompson, "An acoustics and transduction component library for the Modelica multidomain modeling language," presented at the 2016 International Workshop on Acoustic Transduction Materials and Devices, May 2016.
  8. Stephen C. Thompson, "Multidomain modeling of composite piezoelectric transducers using Modelica® ," presented at the 2015 International Workshop on Acoustic Transduction Materials and Devices, May 2015.
  9. Stephen C. Thompson and Peter L. Hoekje, "Demonstration of nonlinear mode coupling in woodwind-like air columns: Recollections from the laboratory of A. H. Benade," J. Acoust. Soc. Am. 137 2406 (2015).
  10. Randall A. Ali and Stephen C. Thompson, "A simply constructed condenser microphone as a teaching aid," J. Acoust. Soc. Am. 137 2289 (2015).
  11. Stephen C. Thompson, "The phonodeik: Measuring sound pressure before acoustic transducers," J. Acoust. Soc. Am. 136 2131 (2014).
  12. Andrew A. Acquaviva and Stephen C. Thompson, "The self-sustained oscillator as an underwater low frequency projector: Progress Report," J. Acoust. Soc. Am. 136 2252 (2014).
  13. Stephen C. Thompson, "Analog transmission line modeling of composite piezoelectric transducers using Modelica or Simscape," presented at the 2014 Joint IEEE International Symposium on the Applications of Ferroelectrics, the International Workshop on Acoustic Transduction Materials and Devices, and the Workshop on Piezoresponse Force Microscopy, May 13-16, 2014.
  14. Andrew A. Acquaviva, "Construction of a new underwater low-frequency projector based on clarinet acoustics," J. Acoust. Soc. Am. 135 2242, (2014).
  15. Stephen C. Thompson, "The Engineering Acoustics Technical Committee -- where practical applications begin," J. Acoust. Soc. Am., 135, 2182 (2014).
  16. Stephen C. Thompson, "Model for the design of a pressure actuated self-sustained oscillator as an acoustic projector," J. Acoust. Soc. Am. 135, 2339 (2014).
  17. Stephen C. Thompson, Thomas B. Gabrielson and Daniel M. Warren, Analog model for thermoviscous propagation in a cylindrical tube," J. Acoust. Soc. Am. 135, 585 (2014).
  18. Stephen C. Thompson, Richard J. Meyer and Douglas C. Markley, "Performance of transducers with segmented piezoelectric stacks using materials with high electromechanical coupling coefficient," J. Acoust. Soc. Am. 135, 155 (2014).
  19. Andrew A. Acquaviva and Stephen C. Thompson, "Underwater low frequency acoustic projector based on a musical instrument design," J. Acoust. Soc. Am. 134, 4093 (2013)
  20. Stephen C. Thompson, Richard J. Meyer and Douglas C. Markley, "Another Look at High Electromechancial Coupling with Segmented Stacks," presented at the 2013 International Workshop on Acoustic Transduction Materials and Devices, May 2013.
  21. Stephen C. Thompson, "An Underwater Acoustic Projector Based on a Musical instrument Design: Preliminary Model," presented at the 2013 International Workshop on Transduction Materials and Devices, May 2013.
  22. Stephen C. Thompson, “Combined FEA and Analog Circuit Modeling of a Magnetic Transducer for Energy Harvesting,” presented at the 2012 International Workshop on Transduction Materials and Devices, May 2012.
  23. Nikolas T. Vitt and Stephen C. Thompson, "Modifying a balanced armature speaker for energy harvesting applications," J. Acoust. Soc. Am. 130, 2504 (2011).
  24. Stephen C. Thompson, Richard J. Meyer, Eric M. Beinert and Thomas C. Montgomery, "System level tradeoffs for broadband transduction in unmanned underwater vehicle applications," J. Acoust. Soc. Am. 129, 2516 (2011).
  25. Nikolas T. Vitt and Stephen C. Thompson, "Investigation of a Balanced-Armature Transducer for Vibrational Energy Harvesting," J. Acoust. Soc. Am. 129, 2578 (2011).
  26. Michael B. Wilson, Stephen C. Thompson and Thomas B. Gabrielson, "Comparison of design methods to achieve wideband operation in tonpilz transducers," J. Acoust. Soc. Am. 129, 2643 (2011).
  27. N. Vitt and S. C. Thompson, "Investigation of a Balanced-Armature Transducer for Vibrational Energy Harvesting," presented at the 2011 International Workshop on Transduction Materials and Devices, May 2011.
  28. M. B. Wilson, S. C. Thompson and T. B. Gabrielson, "Comparison of Multiply Resonant Structures and High Coupling Materials for Wideband Tonpilz Transducer Design," presented at the 2011 International Workshop on Acoustic Transduction Materials and Devices, May 2011.
  29. Scott P. Porter, Stephen C. Thompson and Richard J. Meyer, Jr., "Characterization of a configurable magnetostrictive drive," J. Acoust. Soc. Am. 128 2339 (2010).
  30. Stephen C. Thompson, "Multidomain modeling of transducers and acoustical systems," J. Acoust. Soc. Am. 127 2035 (2010).
  31. Scott P. Porter, Stephen C. Thompson and Richard J. Meyer, "An ultrasonic vibrator constructed from laminated Galfenol steel," J. Acoust. Soc. Am. 127 1943 (2010).
  32. Richard J. Meyer, Eric Summers, Julie Slaughter, Charles Allen and Stephen C. Thompson, "Galfenol low frequency slotted cylinder transduction devices," J. Acoust. Soc. Am. 127 1943 (2010).
  33. J. Daniel Park, David J. Miller, John F. Doherty and Stephen C. Thompson, "A feasibility study on the low probability of intercept sonar," J. Acoust. Soc. Am. 127 1998 (2010).
  34. Holly A. Smith and Stephen C. Thompson, "A preliminary analog circuit model for a balanced-armature transducer utilized for energy harvesting," J. Acoust. Soc. Am. 127 1943 (2010).
  35. S.P. Porter, S C. Thompson and R.J. Meyer, "Magnetic Circuit Design for a High-Power Magnetistrictive Transducer," presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2010.
  36. Stephen C. Thompson, Julie Slaughter, Eric Summers, Charles Allen and Richard J. Meyers, "Variable compliance split-cylinder transducer using Galfenol for frequency control," J. Acoust. Soc. Am. 126 2276 (2009).
  37. Scott P. Porter, Stephen C. Thompson and Richard J. Meyer, "Multiphysics modeling of a laminated Galfenol transduction device," J. Acoust. Soc. Am. 126 2277 (2009).
  38. Richard J. Meyer, Eric Summers, Julie Slaughter, Charles Allen and Stephen C. Thompson, "Galfenol low frequency slotted cylinder transducer," J. Acoust. Soc. Am. 126 2276 (2009).
  39. Stephen C. Thompson, "Multidomain modeling of a variable reluctance transducer," J. Acoust. Soc. Am. 126 2195 (2009).
  40. S.P. Porter, S.C. Thompson, R.J. Meyer and E.M.Summers, "A laminated Galfenol stack for low-cost transducer assembly," presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2009.
  41. S.C. Thompson, "Multidomain modeling of a variable reluctance transdcuer," presented at the U.S. Navy Workshop on Transduction Materials and Devices, May 2009.
  42. S.C. Thompson, J. Slaughter, E. Summers, C. Allen, and R.J. Meyer Jr., "Galfenol low-cost, low frequency slotted cylinder transducer," presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2009.
  43. Ryan S. Scott, Richard J. Meyer and Stephen C. Thompson, "Galfenol material properties and impact on transdcuer design," J. Acoust. Soc. Am. 124 2487 (2008)
  44. Stephen C. Thompson, Richard J. Meyer and Douglas C. Markley, "Coupling coefficient of segmented stack piezoelectric transducers using high-coupling materials," J. Acoust. Soc. Am. 124 2487 (2008).
  45. Stephen C. Thompson, "Silicon microphones: A commercial success? and what's next?" J. Acoust. Soc. Am. 123 3228, (2008).
  46. Stephen C. Thompson, Richard J. Meyer and Douglas C. Markley, “Coupling Coefficient of Segmented Stack Transducers using High Coupling materials,” presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2008.
  47. D. L. Charles, M. R. Thibeault and S. C. Thompson, “A Thermal Equivalent Circuit Model to Predict Operating Temperatures of Tonpilz Transducers,” presented at the U.S. Navy Workshop on Acoustic Transduction materials and Devices, May 2008.
  48. S. P. Porter, R. S. Scott, R. J. Meyer, and S. C. Thompson, “Verification of a New Method for Measuring Magnetostrictive Parameters,” presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2008.
  49. Stephen C. Thompson and Paul G. Bednarchik, “Simple tonpilz transducer with two operating bands,” presented at the U.S. Navy Workshop on Transduction Materials and Devices, May 2007.
  50. Stephen C Thompson, “Plane wave transducer modeling using SPICE,” presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2007.
  51. Stephen C. Thompson and Janice L. LoPresti, “Acoustic noise in microphones from the thermal boundary layer resistance in enclosures,” J. Acoust. Soc. Am. 119 3377 (2006). 
  52. Stephen C. Thompson and Janice L. LoPresti, “Acoustic noise in microphones from the thermal boundary layer resistance in enclosures,” presented at the U.S. Navy Workshop on Acoustic Transduction Materials and Devices, May 2006.
  53. Stephen C. Thompson, “Vibration reduction in a miniature ear canal loudspeaker,” presented at the U.S. Navy Workshop on Transduction Materials and Devices, May 2005.
  54. Stephen C. Thompson, "Practical considerations for a second order directional hearing aid microphone system," J. Acoust. Soc. Am. 113(4), 2219 (A), April 2003.
  55. Daniel E. Warren and Steve C. Thompson, "Microphone matching for hybrid-order directional arrays in hearing aid applications," J. Acoust. Soc. Am. 113(4), 2219 (A), April 2003.
  56. David E. Schafer, Mekell Jiles, Thomas E. Miller and Stephen C. Thompson, "Vibration balanced miniature loudspeaker," J. Acoust. Soc. Am. 112(5), 2233 (A) Fall 2002.
  57. Stephen C. Thompson, "Hot topics in engineering acoustics," J. Acoust. Soc. Am. 111(5) 2409 (A), Spring 2002.
  58. Stephen C. Thompson, "Internal noise in miniature electret microphones," J. Acoust. Soc. Am. 107 No. 5, Pt. 2, p. 2789 May 2000.
  59. Stephen C. Thompson, "Electrical Compensation of the microphone sensitivities in a dual microphone directional hearing aid," J. Acoust. Soc.Am. 105 Pt. 2, p. 1212, February, 1999.
  60. Stephen C. Thompson. et. al., "Performance and Recent Developments with Doubly Resonant Wideband Transducers," presented at the Third International Workshop on Transducers for Sonics and Ultrasonics, May 1992. Proceedings published as Transducers for Sonics and Ultrasonics, ed. M.D. McCollom, B.F. Hamonic, and O.B. Wilson, Technomic Publishing Co., Lancaster, Pa., 1993.
  61. Stephen C. Thompson, "Recollections on studies in the laboratory of A. H. Benade, 1975-1978," J. Acoust. Soc. Am. 8, Suppl. 1, p. S90, Spring 1988.
  62. Stephen C. Thompson. "Design of an experiment to measure the acoustic mutual impedances of a resonant, close-packed array, J. Acoust. Soc. Am. 82 Suppl. 1, p. S2, Fall 1987.
  63. Stephen C. Thompson and Michael P. Johnson, "Analysis of multiply coupled, multimode sonar transducer arrays," J. Acoust. Soc. Am. 80 Suppl. 1, p. S6, Fall 1986.
  64. Stephen C. Thompson, "A doubly resonant longitudinal vibrator transducer," J. Acoust. Soc. Am. 79 Suppl. 1, p. S91, Spring 1986.
  65. Stephen C. Thompson and Stephen Hess, "Preliminary design rationale for tonpilz transducer elements," J. Acoust. Soc. Am. 75 Suppl 1, p. S16, Spring 1984.
  66. Michael P. Johnson and Stephen C. Thompson, "Analysis of segmented cylinder transducers using multiport interconnection techniques," J. Acoust. Soc. Am. 74 Suppl. 1, p. S34, Fall 1983.
  67. Stephen C. Thompson, "Application of a Linear Chebychev Complex Function Approximation Technique to Array Beam Pattern Synthesis," an invited paper at the workshop on Undersea Acoustic Communications, Aug. 1982.
  68. Stephen C. Thompson, Andrew A. Lux, and John J. Gray, "Low temperature diffusion bonding of transducer ceramics," J. Acoust. Soc. Am. 72 Suppl. 1, p. S23, Fall 1982.
  69. Stephen C. Thompson, "Electrical determination of the electrical and acoustic mutual impedances of an array," J. Acoust. Soc. Am. 68 Suppl. 1, p. S34, Fall 1980.
  70. Stephen C. Thompson, "Individual module directivity calculations for elements of a close-packed array," J. Acoust. Soc. Am 65 Suppl 1, p. S61, Spring 1979.
  71. S. C. Thompson and A. H. Benade, Effects of reed resonance on woodwind tone production," J. Acoust. Soc. Am. 66 Suppl. 1, p. S35, Spring 1977.

Book Chapter

Stephen C. Thompson, "Microphone, Telecoil and Receiver Options: Past, Present and Future," Published as Chapter 2 of Hearing Aids: Standards, Options and Limitations, 2nd edition, ed. Michael Valente, Thieme Medical Publishers, 2002

Articles in Industry Trade Journals

  1. Stephen C. Thompson, "Tutorial on Microphone Technologies for Directional Hearing Aids," The Hearing Review 56(11), 14-21, Nov. 2003, available here. This article won the ASA Science Writing Award for Professionals in Acoustics for the year of its publication.
  2. Stephen C. Thompson, "Internal Noise in Hearing Aid Microphones: Its Causes and Consequences," The Hearing Review 56(10), 46-47, Oct. 2003, available here.
  3. Stephen C. Thompson. "Directional Microphone Patterns: They also have disadvantages," AudiologOnline, Aug. 21, 2000, available at http://www.audiologyonline.com/articles/article_detail.asp?article_id=219.
  4. Stephen C. Thompson, "Dual Microphones or Directional Plus Omni: Which Is Best?" in High Performance Hearing Solutions, Vol. 3, Jan. 1999, a supplement to The Hearing Review.

Presentations at Audiology Meetings and Conferences

A number of presentations have been made on acoustical topics at a level appropriate for an audience of audiologists. The topics include hearing aid transducer design and operation, directional microphone patterns and performance; wind noise in hearing aid systems; and feedback oscillation and methods to reduce feedback. These include presentations at

* the University of Iowa, Audiology Conference, 2005
* the American Academy of Audiology (AAA), 1999, 2000, 2001, 2002, 2004
* the British Society of Hearing Aid Audiologists (BSHAA), 1999
* the Australian Hearing Conference 1999
* the International Hearing Conference (IHCON), 2000
* the Danish Acoustical Society (DAS), 2003
* the Danish Audiology Society (DTAS) 2003
* the European Union of Hearing Aid Audiologists (EUHA) 2004