FWD Concepts Front Page

EMERGING MARKETS FOR
CLASS D POWER AMPLIFICATION

Report No. 4030

I. EXECUTIVE OVERVIEW
- A. Introduction
- B. Stasis and Transition within the Amplifier Marketplace
- C. Velocity of Change
- D. Market Summary
- E. How This Report is Structured

II. TECHNOLOGY
- A. Principles of Class D Operation

III. CLASS D TECHNOLOGY IN MARKET TERMS
- A. Introduction
- B. Variants and Subtypes
- C. Benefits and Advantages of Class D operation
- D. Drawbacks, Historical and Ongoing
- E. Competitive Position of Class D vis a vis Competing Technologies
  - 1. Cost
  - 2. Performance

IV. PHYSICAL EMBODIMENTS OF CLASS D
- A. Overview
- B. Class D Power Supplies
- C. Discrete Class D Amplifier Modules
- D. Product Differentiation

V. MARKET ANALYSIS
- A. Historical Data
  - 1. Chip Prices
- B. The Consumer Electronics Market
  - 1. Home Audio
  - 2. DVD Receivers and Home Theater in a Box
  - 3. AV Receivers
  - 4. Stereo Component Amplifiers
    - a) Nature of the Category
    - b) Multi-Channel Component Amps
  - 5. Powered Speakers
    - a) Powered Subwoofers
    - b) Full-Range Powered Speakers
  - 6. Distributed Audio
  - 7. Portable Audio
  - 8. Automotive Audio
  - 9. Aftermarket Autosound
  - 10. Televisions
  - 11. Commercial Audio
- C. Professional Audio
- D. Mobile Telephones
- E. The Computer Market
  - 1. PDAs
- F. Hearing Aids
- G. DSL Drivers
- H. Motor Controllers
- I. Market Summary

VI. MAJOR MANUFACTURERS
- A. Analog Devices
- B. Apex Microtechnology
- C. Apogee Technology, Inc.
- D. Bang & Olufsen
- E. Cirrus Logic
- F. D2 Audio
- G. Freescale
- H. International Rectifier
- I. Jam Technologies
- J. Maxim
- K. Microsemi
- L. Monolithic Power Systems
- M. Mueta
- N. National Semiconductor
- O. Philips Semiconductor
- P. Pulsus
- Q. STMicroelectronics
- R. Texas Instruments
- S. Tripath
- T. Wolfson Microelectronics
- U. Zetex
- V. Others

VII. SUMMARY & CONCLUSIONS

Figures

Figure 1 Class D Amplifier Chip Market: 2003
Figure 2 Class D Chip Market Forecast
Figure 3 Class A Output Stage Circuit
Figure 4 Class B Output Stage
Figure 5 Analog vs. Digital Amplifier
Figure 6 Triangle Wave Train
Figure 7 Comparison of Binary and DDX Damped Ternary Modulation
Figure 8 Example Output Filter
Figure 9 Bridge Output Stage
Figure 10 Sigma-Delta Output Pulse Train
Figure 11 Power Efficiency Comparison
Figure 12 Class D Amplifier Chip Market by Application, 2003
Figure 13 Class D Amplifier Chip Market Breakout: 2003
Figure 14 Class D Controller Chip Price Trend
Figure 15 Class D Power Chip Price Trend
Figure 16 DVD Receiver Class D Chip Forecast
Figure 17 A/V Receiver Chip Set Forecast
Figure 18 Boombox Class D Chip Forecast
Figure 19 CD Headphones Class D Chip Forecast
Figure 20 Factory (OEM) Autosound Class D Chip Forecast
Figure 21 Aftermarket Autosound Class D Chip Forecast
Figure 22 Plasma Display Class D Chip forecast
Figure 23 Professional Audio Class D Amplifier Forecast
Figure 24 Mobile Phone Class D Chip Forecast
Figure 25 Personal & Portable Computer Class D Chip Forecast
Figure 26 PDA Class D Amplifier Forecast
Figure 27 Hearing Aid Class D Chip Forecast
Figure 28 Class D Amplifier Market Forecast Summary by Application

Tables

Table 1 Detailed Listing of 2003 Class D Amplifier Market
Table 2 DVD Receiver Class D Chip Shipments
Table 3 A/V Receiver Chip Set Shipments
Table 4 Boombox Class D Chip Shipments (’04-’08)
Table 5 CD Headphones Class D Chip Shipments
Table 6 Factory (OEM) Autosound Class D Chip Shipments
Table 7 Aftermarket Autosound Class D Chip Shipments
Table 8 Plasma Display Class D Chip Shipments
Table 9 Professional Audio Class D Amplifier Shipments
Table 10 Mobile Phone Class D Chip Shipments
Table 11 Personal & Portable Computer Class D Chip Shipments
Table 12 PDA Class D Amplifier Shipments
Table 13 Hearing Aid Class D Chip Shipments
Table 14 Class D Amplifier Market Forecast Summary

Home	EMERGING MARKETS FOR CLASS D POWER AMPLIFICATION Report No. 4030 Table Of Contents I. EXECUTIVE OVERVIEW A. Introduction B. Stasis and Transition within the Amplifier Marketplace C. Velocity of Change D. Market Summary E. How This Report is Structured II. TECHNOLOGY A. Principles of Class D Operation III. CLASS D TECHNOLOGY IN MARKET TERMS A. Introduction B. Variants and Subtypes C. Benefits and Advantages of Class D operation D. Drawbacks, Historical and Ongoing E. Competitive Position of Class D vis a vis Competing Technologies 1. Cost 2. Performance IV. PHYSICAL EMBODIMENTS OF CLASS D A. Overview B. Class D Power Supplies C. Discrete Class D Amplifier Modules D. Product Differentiation V. MARKET ANALYSIS A. Historical Data 1. Chip Prices B. The Consumer Electronics Market 1. Home Audio 2. DVD Receivers and Home Theater in a Box 3. AV Receivers 4. Stereo Component Amplifiers a) Nature of the Category b) Multi-Channel Component Amps 5. Powered Speakers a) Powered Subwoofers b) Full-Range Powered Speakers 6. Distributed Audio 7. Portable Audio 8. Automotive Audio 9. Aftermarket Autosound 10. Televisions 11. Commercial Audio C. Professional Audio D. Mobile Telephones E. The Computer Market 1. PDAs F. Hearing Aids G. DSL Drivers H. Motor Controllers I. Market Summary VI. MAJOR MANUFACTURERS A. Analog Devices B. Apex Microtechnology C. Apogee Technology, Inc. D. Bang & Olufsen E. Cirrus Logic F. D2 Audio G. Freescale H. International Rectifier I. Jam Technologies J. Maxim K. Microsemi L. Monolithic Power Systems M. Mueta N. National Semiconductor O. Philips Semiconductor P. Pulsus Q. STMicroelectronics R. Texas Instruments S. Tripath T. Wolfson Microelectronics U. Zetex V. Others VII. SUMMARY & CONCLUSIONS Figures Figure 1 Class D Amplifier Chip Market: 2003 Figure 2 Class D Chip Market Forecast Figure 3 Class A Output Stage Circuit Figure 4 Class B Output Stage Figure 5 Analog vs. Digital Amplifier Figure 6 Triangle Wave Train Figure 7 Comparison of Binary and DDX Damped Ternary Modulation Figure 8 Example Output Filter Figure 9 Bridge Output Stage Figure 10 Sigma-Delta Output Pulse Train Figure 11 Power Efficiency Comparison Figure 12 Class D Amplifier Chip Market by Application, 2003 Figure 13 Class D Amplifier Chip Market Breakout: 2003 Figure 14 Class D Controller Chip Price Trend Figure 15 Class D Power Chip Price Trend Figure 16 DVD Receiver Class D Chip Forecast Figure 17 A/V Receiver Chip Set Forecast Figure 18 Boombox Class D Chip Forecast Figure 19 CD Headphones Class D Chip Forecast Figure 20 Factory (OEM) Autosound Class D Chip Forecast Figure 21 Aftermarket Autosound Class D Chip Forecast Figure 22 Plasma Display Class D Chip forecast Figure 23 Professional Audio Class D Amplifier Forecast Figure 24 Mobile Phone Class D Chip Forecast Figure 25 Personal & Portable Computer Class D Chip Forecast Figure 26 PDA Class D Amplifier Forecast Figure 27 Hearing Aid Class D Chip Forecast Figure 28 Class D Amplifier Market Forecast Summary by Application Tables Table 1 Detailed Listing of 2003 Class D Amplifier Market Table 2 DVD Receiver Class D Chip Shipments Table 3 A/V Receiver Chip Set Shipments Table 4 Boombox Class D Chip Shipments (’04-’08) Table 5 CD Headphones Class D Chip Shipments Table 6 Factory (OEM) Autosound Class D Chip Shipments Table 7 Aftermarket Autosound Class D Chip Shipments Table 8 Plasma Display Class D Chip Shipments Table 9 Professional Audio Class D Amplifier Shipments Table 10 Mobile Phone Class D Chip Shipments Table 11 Personal & Portable Computer Class D Chip Shipments Table 12 PDA Class D Amplifier Shipments Table 13 Hearing Aid Class D Chip Shipments Table 14 Class D Amplifier Market Forecast Summary
STUDIES Last Updated: 6/11//08
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DSP ARTICLES Articles written by Will Strauss


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EMERGING MARKETS FOR CLASS D POWER AMPLIFICATION

Table Of Contents

Figures

Tables

EMERGING MARKETS FOR
CLASS D POWER AMPLIFICATION