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Acoustic echo and noise control : a practical approach / / Eberhard Haensler, Gerhard Schmidt
| Acoustic echo and noise control : a practical approach / / Eberhard Haensler, Gerhard Schmidt |
| Autore | Hèansler E. (Eberhard) |
| Pubbl/distr/stampa | Hoboken, New Jersey : , : Wiley-Interscience, , c2004 |
| Descrizione fisica | 1 online resource (474 p.) |
| Disciplina | 621.382/24 |
| Altri autori (Persone) | SchmidtGerhard |
| Collana | Adaptive and learning systems for signal processing, communications and control series |
| Soggetto topico |
Echo suppression (Telecommunication)
Acoustical engineering |
| ISBN |
1-280-27283-X
9786610272839 0-470-31483-4 0-471-67839-2 0-471-67840-6 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
List of Figures -- List of Tables -- Preface -- Acknowledgments -- Abbreviations and Acronyms -- Part I: Basics -- 1 Introduction -- 1.1 Some History -- 1.2 Overview of the Book -- 2 Acoustic Echo and Noise Control Systems -- 2.1 Notation -- 2.2 Applications -- 3 Fundamentals -- 3.1 Signals -- 3.2 Acoustic Echoes -- 3.3 Standards -- Part II: Algorithms -- 4 Error Criteria and Cost Functions -- 4.1 Error Criteria for Adaptive Filters -- 4.2 Error Criteria for Filter Design -- 4.3 Error Criteria for Speech Processing and Control Purposes -- 5 Wiener Filter -- 5.1 Time-Domain Solution -- 5.2 Frequency-Domain Solution -- 6 Linear Prediction -- 6.1 Normal Equations -- 6.2 Levinson{Durbin Recursion -- 7 Algorithms for Adaptive Filters -- 7.1 The Normalized Least Mean Square Algorithm -- 7.2 The Affine Projection Algorithm -- 7.3 The Recursive Least Squares Algorithm -- 7.4 The Kalman Algorithm -- Part III: Acoustic Echo and Noise Control -- 8 Traditional Methods for Stabilization of Electroacoustic Loops -- 8.1 Adaptive Line Enhancement -- 8.2 Frequency Shift -- 8.3 Controlled Attenuation -- 9 Echo Cancellation -- 9.1 Processing Structures -- 9.2 Stereophonic and Multichannel Echo Cancellation -- 10 Residual Echo and Noise Suppression -- 10.1 Basics -- 10.2 Suppression of Residual Echoes -- 10.3 Suppression of Background Noise -- 10.4 Combining Background Noise and Residual Echo Suppression -- 11 Beamforming -- 11.1 Basics -- 11.2 Characteristics of Microphone Arrays -- 11.3 Fixed Beamforming -- 11.4 Adaptive Beamforming -- Part IV: Control and Implementation Issues -- 12 System Control-Basic Aspects -- 12.1 Convergence versus Divergence Speed -- 12.2 System Levels for Control Design -- 13 Control of Echo Cancellation Systems -- 13.1 Pseudooptimal Control Parameters for the NLMS Algorithm -- 13.2 Pseudooptimal Control Parameters for the Affine Projection Algorithm -- 13.3 Summary of Pseudooptimal Control Parameters -- 13.4 Detection and Estimation Methods -- 13.5 Detector Overview and Combined Control Methods.
14 Control of Noise and Echo Suppression Systems -- 14.1 Estimation of Spectral Power Density of Background Noise -- 14.2 Musical Noise -- 14.3 Control of Filter Characteristics -- 15 Control for Beamforming -- 15.1 Practical Problems -- 15.2 Stepsize Control -- 16 Implementation Issues -- 16.1 Quantization Errors -- 16.2 Number Representation Errors -- 16.3 Arithmetical Errors -- 16.4 Fixed Point versus Floating Point -- 16.5 Quantization of Filter Taps -- Part V: Outlook and Appendixes -- 17 Outlook -- Appendix A: Subband Impulse Responses -- A.1 Consequences for Subband Echo Cancellation -- A.2 Transformation -- A.3 Concluding Remarks -- Appendix B: Filterbank Design -- B.1 Conditions for Approximately Perfect Reconstruction -- B.2 Filter Design Using a Product Approach -- B.3 Design of Prototype Lowpass Filters -- B.4 Analysis of Prototype Filters and the Filterbank System -- References -- Index. |
| Record Nr. | UNINA-9910146059503321 |
Hèansler E. (Eberhard)
|
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| Hoboken, New Jersey : , : Wiley-Interscience, , c2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Acoustic echo and noise control : a practical approach / / Eberhard Haensler, Gerhard Schmidt
| Acoustic echo and noise control : a practical approach / / Eberhard Haensler, Gerhard Schmidt |
| Autore | Hèansler E. (Eberhard) |
| Pubbl/distr/stampa | Hoboken, New Jersey : , : Wiley-Interscience, , c2004 |
| Descrizione fisica | 1 online resource (474 p.) |
| Disciplina | 621.382/24 |
| Altri autori (Persone) | SchmidtGerhard |
| Collana | Adaptive and learning systems for signal processing, communications and control series |
| Soggetto topico |
Echo suppression (Telecommunication)
Acoustical engineering |
| ISBN |
1-280-27283-X
9786610272839 0-470-31483-4 0-471-67839-2 0-471-67840-6 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
List of Figures -- List of Tables -- Preface -- Acknowledgments -- Abbreviations and Acronyms -- Part I: Basics -- 1 Introduction -- 1.1 Some History -- 1.2 Overview of the Book -- 2 Acoustic Echo and Noise Control Systems -- 2.1 Notation -- 2.2 Applications -- 3 Fundamentals -- 3.1 Signals -- 3.2 Acoustic Echoes -- 3.3 Standards -- Part II: Algorithms -- 4 Error Criteria and Cost Functions -- 4.1 Error Criteria for Adaptive Filters -- 4.2 Error Criteria for Filter Design -- 4.3 Error Criteria for Speech Processing and Control Purposes -- 5 Wiener Filter -- 5.1 Time-Domain Solution -- 5.2 Frequency-Domain Solution -- 6 Linear Prediction -- 6.1 Normal Equations -- 6.2 Levinson{Durbin Recursion -- 7 Algorithms for Adaptive Filters -- 7.1 The Normalized Least Mean Square Algorithm -- 7.2 The Affine Projection Algorithm -- 7.3 The Recursive Least Squares Algorithm -- 7.4 The Kalman Algorithm -- Part III: Acoustic Echo and Noise Control -- 8 Traditional Methods for Stabilization of Electroacoustic Loops -- 8.1 Adaptive Line Enhancement -- 8.2 Frequency Shift -- 8.3 Controlled Attenuation -- 9 Echo Cancellation -- 9.1 Processing Structures -- 9.2 Stereophonic and Multichannel Echo Cancellation -- 10 Residual Echo and Noise Suppression -- 10.1 Basics -- 10.2 Suppression of Residual Echoes -- 10.3 Suppression of Background Noise -- 10.4 Combining Background Noise and Residual Echo Suppression -- 11 Beamforming -- 11.1 Basics -- 11.2 Characteristics of Microphone Arrays -- 11.3 Fixed Beamforming -- 11.4 Adaptive Beamforming -- Part IV: Control and Implementation Issues -- 12 System Control-Basic Aspects -- 12.1 Convergence versus Divergence Speed -- 12.2 System Levels for Control Design -- 13 Control of Echo Cancellation Systems -- 13.1 Pseudooptimal Control Parameters for the NLMS Algorithm -- 13.2 Pseudooptimal Control Parameters for the Affine Projection Algorithm -- 13.3 Summary of Pseudooptimal Control Parameters -- 13.4 Detection and Estimation Methods -- 13.5 Detector Overview and Combined Control Methods.
14 Control of Noise and Echo Suppression Systems -- 14.1 Estimation of Spectral Power Density of Background Noise -- 14.2 Musical Noise -- 14.3 Control of Filter Characteristics -- 15 Control for Beamforming -- 15.1 Practical Problems -- 15.2 Stepsize Control -- 16 Implementation Issues -- 16.1 Quantization Errors -- 16.2 Number Representation Errors -- 16.3 Arithmetical Errors -- 16.4 Fixed Point versus Floating Point -- 16.5 Quantization of Filter Taps -- Part V: Outlook and Appendixes -- 17 Outlook -- Appendix A: Subband Impulse Responses -- A.1 Consequences for Subband Echo Cancellation -- A.2 Transformation -- A.3 Concluding Remarks -- Appendix B: Filterbank Design -- B.1 Conditions for Approximately Perfect Reconstruction -- B.2 Filter Design Using a Product Approach -- B.3 Design of Prototype Lowpass Filters -- B.4 Analysis of Prototype Filters and the Filterbank System -- References -- Index. |
| Record Nr. | UNINA-9910827985803321 |
|
Hèansler E. (Eberhard)
|
||
| Hoboken, New Jersey : , : Wiley-Interscience, , c2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Magnetoelectric Sensor Systems and Applications
| Magnetoelectric Sensor Systems and Applications |
| Autore | Schmidt Gerhard |
| Pubbl/distr/stampa | Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 |
| Descrizione fisica | 1 electronic resource (200 p.) |
| Soggetto topico |
Research & information: general
Physics Electricity, electromagnetism & magnetism |
| Soggetto non controllato |
delta-E effect
magnetoelectric magnetoelastic resonator torsion mode bending mode magnetic modeling MEMS FEM magnetoelectric sensor SQUID MEG deep brain stimulation (DBS) directional DBS electrode magnetic field measurement electrode localization rotational orientation detection Barkhausen noise delay line sensor Flicker noise Kerr microscopy magnetic domain networks magnetic field sensor magnetic noise magnetoelastic delta-E effect phase noise surface acoustic wave localization magnetoelectric sensors real time pose estimation magnetoactive elastomer piezoelectric polymer laminated structure cantilever direct magnetoelectric effect public understanding/outreach ME sensors medical sensing biomagnetic sensing interdisciplinary/multidisciplinary magnetometer sensor array exchange bias motion tracking artificial fields surface acoustic waves surface acoustic wave sensor current sensor magnetostriction AlScN FeCoSiB thin film magnetron sputter deposition ERDA XRD film stress magnetic properties magnetic domains SAW magnetic nanoparticle imaging inverse problem blind deconvolution application specific signal evaluation quantitative sensor system characterization sensor system performance |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910566480603321 |
|
Schmidt Gerhard
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| Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Smart mobile in-vehicle systems : next generation advancements / / Gerhard Schmidt [and three others], editors
| Smart mobile in-vehicle systems : next generation advancements / / Gerhard Schmidt [and three others], editors |
| Edizione | [1st ed. 2014.] |
| Pubbl/distr/stampa | New York : , : Springer, , 2014 |
| Descrizione fisica | 1 online resource (xx, 292 pages) : illustrations (some color) |
| Disciplina | 629.272 |
| Collana | Gale eBooks |
| Soggetto topico |
Motor vehicles - Electronic equipment
Signal processing - Digital techniques |
| ISBN | 1-4614-9120-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Part I: Sensor and Data Fusion.- Computational Aspects of Maximum Likelihood DOA Estimation of Two Targets with Applications to Automotive Radar -- Dense 3D Motion Field Estimation from a Moving Observer in Real-Time -- Intelligence in the Automobile of the Future -- Unmanned Ground Vehicle Otonobil: Design, Perception, and Decision Algorithms -- Part II: Speech and Audio Processing -- Car Hands-Free Testing and Optimization - An Overview -- A Wideband Automotive Hands-free System for Mobile HD Voice Services -- In-Car Communication -- Room in a Room: A Neglected Concept for Auralization -- Refinement and Temporal Interpolation of Short-Term Spectra – Theory and Applications -- Part III: Driver Distraction.- Effects of Multi-Tasking on Drivability through CAN-Bus Analysis -- Using Perceptual Evaluation to Quantify Cognitive and Visual Driver Distractions.- Part IV: Driving Behavior and User Profiling.- Evaluation Method for Safe Driving Skill Based on Driving Behavior Analysis and Situational Information at Intersections -- Pre- and Post-Accident Emotion Analysis on Driving Behaviour -- Part V: Driving Scene Analysis -- Content-Based Driving Scene Retrieval Using Driving Behavior and Environmental Driving Signals -- Driving Event Detection by Low-Complexity Analysis of Video Encoding Features -- Target Shape Estimation Using an Automotive Radar. |
| Record Nr. | UNINA-9910299477303321 |
| New York : , : Springer, , 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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