Preliminary program



Changes in the planned subjects and sessions can occur.

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Friday, August 28th

11:00-12:30

Registration

12:30-13:50

Lunch

14:00-15:00

OPENING REMARKS AND KEYNOTE ADDRESS

Opening Remarks

Jan Abildgaard Pedersen

Keynote Address

Lars Risbo

15:00-18:00

PAPER SESSION 1: INTEGRATION PERSPECTIVES

A Scalable Class D Audio Amplifier for Low Power Applications

Tony Forzley, Ralph Mason

Carleton University, Ottawa, Ontario, Canada
Fully Integrated 600 W Class-D Amplifier with Feedback

Søren Poulsen

Texas Instruments Denmark, Lyngby, Denmark

Coffee Break


Precision Interleaved Triangle Generation ASIC

Gerald Stanley

Crown International Inc., Elkhart, IN, USA
Dynamic Time Offset of Interleaved Modulators

Gerald Stanley

Crown International Inc., Elkhart, IN, USA
A Fully Differential Digital Input Class D with EMI Spreading Method for Mobile Application

Remy Cellier(1,3), Emmanuel Allier(1), Carlo Crippa(2), Rossella Bassoli(2), Gael Pillonnet(3), Angelo Nagari(1), Nacer Abouchi(3)

(1) ST Ericsson, Grenoble, France. (2) ST Ericsson, Agrate, Italy. (3) Institut des Nanotechnologie de Lyon (INL) – CPE Lyon, Lyon, France.
18:00-19:30

Dinner

19:30-21:30

DEMO ROOMS AND TABLE-TOP DEMOS

21:30-24:00

The Bar is Open

Saturday, August 29th

  8:00-  8:50

Breakfast

  9:00-11:30

PAPER SESSION 2: POWER STAGE TOPOLOGIES AND IMPLEMENTATION

Double-Boost DC-AC Converter with Sliding-Mode Control for Portable Audio

Gert B. Maizonave(1), Michael A. E. Andersen(1), Claus Kjærgaard(1), Kristian L. Lund(2), Lars B. R. Hansen(2)

(1) Dept. of Electrical Engineering, Technical University of Denmark, Kongens Lyngby, Denmark. (2) Bang & Olufsen ICEpower a/s, Kongens Lyngby, Denmark
Realizing the Optimum Performance from a Class D Amplifier Controller IC With Feedback and Feed- Forward Techniques

Brian Attwood(1,2), Larry Hand(2), Steven Harris(2), Jeff Klaas(2), Borislav Orozov(2), Skip Taylor(2)

(1) PWM Systems, Crawley, Sussex, UK. (2) Intersil/D2Audio, Austin, Texas, USA.
Improve PSRR and Output Power Capability by Using a Boosted Class D Amplifier

Dominique Romeo

ON Semiconductor France

Coffee Break


Accurate Characterization of Pulse Timing Errors in Class D Audio Amplifier Output Stages

Francois Koeslag, Toit Mouton

University of Stellenbosch, Western Cape, South Africa
Output Filter Solutions for Class D Power Amplifiers: Analysis, Characterization, and Recent Developments

Carlos Ferreira(1,3,4), Beatriz Borges(2,4), Luís De Sá(3,4).

(1) Instituto Politécnico de Tomar, Portugal. (2) Universidade Técnica de Lisboa, Portugal. (3) Universidade de Coimbra, Portugal. (4) Instituto de Telecomunicações (IT), Portugal.
11:30-12:00

INVITED SPEAKER

Future of Class-D Amplification Technology for IP Audio Systems

John Oh

Pulsus, Korea
12:00-13:30

Lunch

13:30-16:45

Excursion to Louisiana Museum of Modern Art

17:00-19:00

PAPER SESSION 3: METHODS AND TOPOLOGIES

A Simple Post-Filter Feedback Topology for Class-D Amplifiers

Charles Lehmann

Berne, Switzerland
Globally Modulated Self-Oscillating Amplifier with Improved Linearity

Bruno Putzeys

Hypex Electronics B.V., Groningen, The Netherlands
Digital Control of a PWM Switching Amplifier with Global Feedback

Toit Mouton(1), Bruno Putzeys(2).

(1) University of Stellenbosch, Western Cape, South Africa. (2) Hypex Electronics B.V., Groningen, The Netherlands.
Multi-Carrier Modulation Audio Power Amplifier with Programmable Logic

Theis Christiansen(1), Toke Andersen(1), Arnold Knott(1), Gerhard Pfaffinger(2), Michael A. E. Andersen(1).

(1) Technical University of Denmark, Kgs. Lyngby, Denmark. (2) Harman/Becker Automotive Systems GmbH, Straubing, Germany
20:00-

Banquet

Sunday, August 30th

  8:30-  9:30

Breakfast

  9:30-10:00

PAPER SESSION 4: CONTROL/PROTECTION SYSTEM DESIGN

A Speaker Protection Scheme for Class D PWM Amplifiers

Alexandre Huffenus(1), Gael Pillonnet(2), Robert Cittadini(3), Vincent Rabary(3).

(1) EASII IC, Grenoble, France. (2) Institut des Nanotechnologies de Lyon, Villeurbanne, France. (3) ST Microelectronics, Grenoble, France.
10:00-10:30

PAPER SESSION 5: TESTING AND EVALUATION

A Proposed Method of Characterizing Audio Distortion Induced by Power Supply Ripple in Audio Amplifier

Yang Boon Quek

Texas Instruments Inc, Dallas, TX, USA

Coffee Break


11:00-12:00

PAPER SESSION 6: SIGNAL PROCESSING

Suppression of Continuous-Time and Discrete- Time Errors in Switch-Mode Control Loops

Lars Risbo(1), Mikkel C. W. Høyerby(2)

(1) Texas Instruments Denmark, Lyngby, Denmark. (2) Motorola Denmark, Denmark.
A New Realization of Linear-Phase Magnitude Complementary Network for Digital Bi-Amplifier

D. Sookcharoenphol, C. Chakreeteekapakvisi

King’s Monkut Institute of Technology, Bangkok, Thailand
12:00-13:30

Lunch

13:30-14:30

The Future of Integrated Class D Power Amplifier Semiconductor Solutions – Open Discussion

14:30-15:00

Closing of Conference


Coffee Break


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