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Conferences

In-Situ Monitoring of the Audio Quality in Vehicles
St. Irrgang, W. Klippel

45th Conference of the Audio Engineering Society, Munich, 2012

Nonlinear Losses in Electro-Acoustical Transducers 
W. Klippel

Acoustic Conference, Nantes, France, 2012

Modeling load-induced Aging of Loudspeaker Suspension 
W. Klippel

Acoustic Conference, Nantes, France, 2012

Mechanical Fatigue and Load Induced Aging Effect in Loudspeaker Suspension 
W. Klippel

ALMA Winter Symposium, Las Vegas, 2012

Scanning the Magnetic Field Distribution of Loudspeaker Systems 
W. Klippel

ALMA Winter Symposium, Las Vegas, 2012

Objective and Subjective Assessment of Rub & Buzz and other Irregular Loudspeaker Distortion 
W. Klippel, R. Werner

International Symposium of Electro-Acoustic Technology ISEAT, Shenzhen, China, 2011

Objective and Subjective Assessment of Regular Loudspeaker Distortion 
W. Klippel, R. Werner

International Symposium of Electro-Acoustic Technology ISEAT, Shenzhen, China, 2011

Mechanical Fatigue and Load-Induced Aging of Loudspeaker Suspension 
W. Klippel

131st Convention of the Audio Engineering Society, 2011, New York

Scanning the Magnetic Field of electro-dynamic Transucers 
W. Klippel

130th Convention of the Audio Engineering Society, 2011, London

Statistische und dynamische Messung der nichtlinearen Kraftfaktorlinie BL(x) in Lautsprechersystemen 
W. Klippel

37. Jahrestagung fuer Akustik, Duesseldorf, 2011

Detection of Air Leaks in Loudspeaker Systems 
W. Klippel

23nd ALMA Winter Symposium, 2011, Las Vegas

Loudspeaker Distortion - Measurement and Perception 
W. Klippel, R. Werner

26th Tonmeistertagung, 2011, Leipzig

Measurement of Turbulent Air Noise Distortion in Loudseaker Systems 
W. Klippel, R. Werner

129th Convention of Audio Engineering Society, 2010, San Francisco

Dynamical Measurement of the Effective Radiation Area SD
W. Klippel, J. Schlechter

128th Convention of Audio Engineering Society, 2010, London

Life Testing and Maintenance of Loudspeaker Systems in Professional Applications 
W. Klippel 

ALMA Europeon Symposium, Frankfurt Germany, March 2010

Active Compensation of Noninear Loudspeaker Distortion 
W. Klippel 

1st European ALMA Symposium at the Prolight and Sound, April 4th 2009, Frankfurt Germany

Quality assessment of Loudspeaker Drive Units 
St. Irrgang 

1st European ALMA Symposium at the Prolight and Sound, April 4th 2009, Frankfurt Germany

How to cope with Production Noise during end-of-line testing 
St. Irrgang 

International ALMA Symposium January 2009, Las Vegas

Active Reduction of Nonlinear Loudspeaker Distortion 
W. Klippel 

Active 99, Fort Lauderdale, Florida, USA, December 08-09, 1999, pp. 1135

Evaluation of the Large Signal Performance of Loudspeakers 
W. Klippel 

The American Loudspeaker Manufacturer Association ALMA Symposium 2000, Las Vergas.

Distributed mechanical parameters describing vibration and sound radiation of loudspeaker drive units
W. Klippel

International Symposium of Electro Acoustic Technology ISEAT, Shenzhen, China, 2009

Fast measurement of motor and suspension nonlinearities in loudspeaker manufacturing
W. Klippel,

International Symposium of Electro-Acoustic Technology ISEAT, Shenzhen, China, 2009

Fast Measurement of Motor and Suspension Nonlinearities in Loudspeaker Manufacturing
W.Klippel, J. Schlechter
127th Convention of the Audio Engineering Society, New York, NY, USA, 2009

Distributed Mechanical Parameters Describing Vibration and Sound Radiation of Loudspeaker Drive Units
W. Klippel
125th Convention of the Audio Engineering Society, San Francisco, USA, 2008

Optimal Design Of Loudspeakers With Nonlinear Control
W. Klippel
AES 32nd International Conference, Copenhagen, Denmark, 2007

Measurement and Visualization of Loudspeaker Cone Vibration
W. Klippel
ALMA Symposium, Las Vegas 2007

Measurement and Visualization of Loudspeaker Cone Vibration
W. Klippel, Joachim Schlechter
121st AES SAN FRANCISCO 2006

AES Preprint #6882

Rub & buzz testing beyond the human ear
St. Irrgang, W. Klippel
ALMA Symposium, Las Vegas 2006

Precise Material Parameters required for FEA
M. Ringpfeil, W. Klippel
ALMA Symposium, Las Vegas 2006

Loudspeaker Testing at the Production Line
W. Klippel, St. Irrgang, U. Seidel
120th AES PARIS 2006

AES Preprint #6845

Dynamical Measurement of Loudspeaker Suspension Parts
W. Klippel, U. Seidel

AES TOKYO 2005

Loudspeaker Nonlinearities - Symptoms, Parameters, Causes
W. Klippel
119th AES NEW YORK 2005

AES Preprint #6584

Large Signal Performance of Tweeters, Micro Speakers and Horn Drivers
W. Klippel
118th AES BARCELONA 2005

AES Preprint #6422

Transducer Nonlinearities - Causes and Symptoms
W. Klippel
118th AES BARCELONA 2005

Dynamic Measurement of Loudspeaker Suspension Parts
W. Klippel
117th AES SAN FRANCISCO 2004

AES Preprint #6179

Voice Coil Impedance as a Function of Frequency and Displacement
M. Dodd, W. Klippel, J. Oclee-Brown
117th AES SAN FRANCISCO 2004

AES Preprint #6178

Objective and Subjective Evaluation of Speaker Distortion
W. Klippel
China 2004

The power of Loudspeaker Models
W. Klippel, Richard Small, David Clark, Jürgen Ringlstetter, Andrew Bright
Panel Workshop, AES SAN FRANCISCO 2004

Measurement of Equivalent Input Distortion
W. Klippel
115th AES NEW YORK 2003

AES Preprint #5913

Active Compensation of Transducer Nonlinearities
W. Klippel
AES COPENHAGEN 2003

AES Paper #2

Measurement of Impulse Distortion, Rub and Buzz and other Disturbances
W.Klippel, U. Seidel
114th AES AMSTERDAM 2003

AES Preprint #5734

Verzerrungsmessung mit Systemidentifikation
W.Klippel
DAGA 2003

Correlation between subjective and objective measurement for automotive sound systems
W.Klippel, AES Workshop contribution
114th AES AMSTERDAM 2003

Nonlinear Modeling of the Heat Transfer in Loudspeakers
W.Klippel
114th AES AMSTERDAM 2003

AES Preprint #5733

Nichtlineare Modellierung des Wärmeflusses in Lautsprechern
W.Klippel
DAGA 2003

New methods for loudspeaker power testing
W.Klippel
ALMA Las Vegas 2003

Assessing Large Signal Performance of Transducers
W.Klippel
11th Regional Convention of the Audio Eng. Society, Tokyo Japan, 2003

Die Messung impulsiver Signalverzerrungen durch nichtlineare Systemidentifikation
W.Klippel
Fortschritte der Akustik - Plenarvorträge and Fachvorträge der 29. Jahrestagung für Akustik DAGA 03, Aachen

Speaker Auralization
W.Klippel
AES Munich, May 2002

Assessment of Voice Coil Peak Displacement
W.Klippel
112 AES MUNICH 2002

AES Preprint #5508

Assessing Large Signal Performance of transducers
W.Klippel
AES SAO PAULO 2002

Identification and Compensation of Transducer Nonlinearities
W.Klippel
Annual Meeting of the Electro Acoustics Group (GEA) of the French Acoustical Society (SFA), Conservatoire National des Arts et Métiers, Paris 2002.

Avaliação do Desempenho de Transdutores em regime de Grandes Sinais
W.Klippel
6th Reginal Congress of the Audio Eng. Society, Sao Paulo, Brazil, 2002.

Prediction of speaker performance at High Amplitudes
W.Klippel
111th AES NEW YORK 2001

AES Preprint #5418

Fast and Accurate Measurement of Linear Transducer Parameters
W.Klippel, U.Seidel
110th AES AMSTERDAM 2001

AES Preprint #5308

Speaker Auralization - Subjective Evaluation of Nonlinear Distortion
W.Klippel
110th AES AMSTERDAM 2001

AES Preprint #5310

Assessing Loudspeakers in the Large Signal Domain
W.Klippel
ALMA LAS VEGAS 2001

Diagnosis and Remedy of  Nonlinearities in Electrodynamical Transducers
W. Klippel
109th AES LOS ANGELES 2000

AES Preprint #5261

Definition and Measurement of Maximal Peak Displacement
W. Klippel
ALMA Symposium 2001, Las Vegas

Auralization - Subjective Evaluation of Speaker Distortion
W. Klippel
Fortschritte der Akustik - Plenarvorträge und Fachvorträge der 27. Jahrestagung für Akustik DAGA 2001, Hamburg

Distortion Analyzer - A New Tool for Assessing and Improving Elctrodynamic Transducer
W.Klippel
108th AES PARIS 2000

AES Preprint #5109

Measurement of Large-Signal Parameters of Electrodynamic Transducer
W.Klippel
107th AES 1999

AES Preprint #5008

Nonlinear Adaptive Controller for Loudspeaker with Current Sensor
W.Klippel
106th AES 1999

AES Preprint #4864

Adaptive Adjustment of Nonlinear Filters used for Loudspeaker Linearization
W.Klippel
104th AES AMSTERDAM 1998

AES Preprint #4646

Nonlinear Adaptive Controller for Electrodynamic Transducer without Additional Sensor
W.Klippel
137th regular meeting of the Acoustical Society of America, 2nd convention of the EAA: Forum Acusticum integrating the 25th German Acoustics DAGA Conference.

Measurement of Loudspeaker Parameters by Inverse Nonlinear Control
W.Klippel
137th regular meeting of the Acoustical Society of America, 2nd convention of the EAA: Forum Acusticum integrating the 25th German Acoustics DAGA Conference.

Direct Feedback Linearization of Nonlinear Loudspeaker Systems
W.Klippel
102nd AES MUNICH 1997

AES Preprint #4439

Adaptive nichtlineare Steuerung von Schallsendern
W.Klippel
24. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Zürich 1998, In: Tagungsband Fortschritte der Akustik - DAGA '98, Bad Honnef: DPG GmbH

Filter Structures to compensate for Nonlinear Distortions of Horn Loudspeakers
W.Klippel
99th AES NEW YORK 1995

AES Preprint #4102

Wandlerorientierte Filter zur Kompensation der nichtlinearen Signalverzerrungen in Hornlautsprechern
W.Klippel
22. Deutsche Jahrestagung für Akustik, Bonn 1996, In: Tagungsband Fortschritte der Akustik - DAGA '96, Bad Honnef: DPG GmbH, S. 452 - 453.

Adaptive Inverse Control of Weakly Nonlinear Systems
W.Klippel
International Conference on Acoustics, Speech, and Signal Processing, Munich, Germany, April 21-24,1997, Vol.1 pp. 355 -256.

Parameter Measurement and Identification of Nonlinear System Structure on Horn Loudspeakers
W.Klippel
99th AES NEW YORK 1995

AES Preprint #4084

Identification of Nonlinear SM-Systems
W.Klippel
IEEE Workshop on Nonlinear Signal and Image Processing, Neos Marmaras, Griechenland, 20. - 22. Juni 1995, In: Tagungsband, S. 230 - 233.

Nonlinear System Models for Horn Loudspeakers
W.Klippel
99th AES NEW YORK 1995

AES Preprint #4083

Active Attenuation of Nonlinear Sound
W.Klippel
Proceedings of Active 95, The 1995 International Symposium on Active Control of Sound and Vibration, Newport Beach, CA, 6 - 8 Juli, 1995, S. 413 - 416.

Modeling of the Nonlinear Behavior of a Horn Loaded Compression Driver System
W.Klippel, R. Schmitt
92nd AES VIENNA 1992

AES Preprint #3256

Nichtlineare Wellenausbreitung in Hörnern
W. Klippel
20. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Dresden 1994, In: Tagungsband Fortschritte der Akustik - DAGA '90, Bad Honnef: DPG GmbH, S. 597 - 600.

Parameterschätzung in nichtlinearen SM-Systemen
W.Klippel
20. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Dresden 1994, In: Tagungsband Fortschritte der Akustik - DAGA '94, Bad Honnef: DPG GmbH, S. 601 - 604.

Nichtlineare Systemidentifikation an Hornlautsprechern
W.Klippel
20. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Dresden 1994, In: Tagungsband Fortschritte der Akustik - DAGA '94, Bad Honnef: DPG GmbH, S. 557 - 560.

Mirror Filter - A New Basis for Linear Equalization and Nonlinear Distortion Reduction of Woofer Systems
W.Klippel
92nd AES VIENNA 1992

AES Preprint #3221

Ansatz zur nichtlinearen Modellierung von Druckkammerlautsprechern
R. Schmitt, W. Klippel
18. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Berlin (1992), In: Tagungsband Fortschritte der Akustik - DAGA '92, Bad Honnef: DPG GmbH.

Selbstanpassendes Entzerrungssystem für Tieftonlautsprecher
W.Klippel, R. Schmitt
18. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Berlin 1992, In: Tagungsband Fortschritte der Akustik - DAGA '92, Bad Honnef: DPG GmbH 1992.

The Nonlinear Large-Signal Transfer Chracteristics of Electrodynamical Loudspeaker at Low Frequencies
W.Klippel
90th AES PARIS 1991

AES Preprint #3049

Dynamical Measurement of Non-Linear Parameters of Electrodynamical Loudspeakers and their Interpretation
W.Klippel
88th AES MONTREUX 1990

AES Preprint #2903

Hörbarkeit nichtlinearer Signalverzerrungen elektrodynamischer Schallsender
W.Klippel
17. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Bochum 1991, In: Tagungsband Fortschritte der Akustik - DAGA '91, Bad Honnef: DPG GmbH.

Nichtlineares Grobsignal-Übertragungsverhalten des elektrodynamischen Schallsenders
W.Klippel
17. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Bochum 1991, In: Tagungsband Fortschritte der Akustik - DAGA '91, Bad Honnef: DPG GmbH.

Nichtlineare Entzerrung von Lautsprechern in Echtzeit mit einem Signalprozessor
A. Goertz, D. Leckschat, W. Klippel
17. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Bochum 1991, In: Fortschritte der Akustik - DAGA '91, Bad Honnef: DPG GmbH.

The Nonlinear Large-Signal Transfer Characteristics of Electrodynamical Loudspeakers at Low Frequencies
W.Klippel
90th AES PARIS 1991,

Preprint #3049.

Assessing the Subjectively Perceived Loudspeaker Quality on the Basis of Objective Parameters
W.Klippel
88th AES 1990

AES Preprint #2929

Dynamische Messung nichtlinearer Lautsprecherparameter
W. Klippel
16. Tagung der Deutschen Arbeitsgemeinschaft für Akustik, Wien, April 1990, In: Fortschritte der Akustik - DAGA '90, Bad Honnef: DPG GmbH 1994

Die Erkennung der nichtlinearen Verzerrungsursachen beim elektrodynamischen Lautsprecher und Möglichkeiten ihrer Beseitigung
W. Klippel
9. Tagung Akustik der Physikalischen Gesellschaft der DDR, Rostock, Januar 1990, Tagungsband

Assessing the Subjectively Perceived Loudspeaker Quality on the Basis of Objective Parameters
W. Klippel
88th Montreux, 1990,

Preprint #2929.

Subjective and Objective Quality Assessments of Loudspeakers"
W. Klippel
Proceedings of the International Symposium on Subjective and Objective Evaluation of Sound, Poznan (Polen), 25. - 27. September 1990, World Scientific Press, S. 127 - 138.

Multidimensional Relationship Between Subjective Listening Impression and Objective Loudspeaker Parameter
W. Klippel
28th Acoustic Conference on Music and Speech, Strbske Pleso, CSSR, Oktober 1989

Qualitätsbewertung von Lautsprecherboxen
W. Klippel
20. Fachkolloquiums Informationstechnik, Dresden (1987), Tagungsband.

Qualitätsbeurteilung von Lautsprechern
W. Klippel
6. Tagung Akustik der Physikalischen Gesellschaft der DDR, Berlin, 1986, Tagungsband.

Die Anwendung verschiedener psychoakustischer Methoden zur Beschreibung der subjektiven Klangqualität von Lautsprecherboxen
W. Klippel
23rd Acoustic Conference on Music and Speech, Ceske Budejovice, CSSR, Oktober 1984, Tagungsband.

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