Audio

Case Study—Measuring Multimedia Performance

April 12, 2004 |

At first glance, measuring processor performance on multimedia applications can seem straightforward. Many multimedia applications are based on published standards and widely available software. For example, MPEG-4 video decompression software is available for most popular processors. Because

January 05, 2004 |

Posted in Audio, Software Development

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Audio processing functions are usually implemented in software (rather than fixed-function hardware) because software provides flexibility that is not available with hard-wired solutions. For example, compressed audio players are typically required to support a variety of different algorithms

January 05, 2004 |

Posted in Audio, Opinion

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In the average American home today you will probably find ten or twenty separate digital clocks. There is one in your computer, of course, but there's probably also one on the stove, one on the VCR, one on the radio, one on your coffee machine, one on your microwave oven—your home is

Inside DSP on Audio: Ear To The Ground

January 05, 2004 |

Posted in Audio, Automotive

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Over 20 years after the compact disc was introduced, we stand on the threshold of a revolution in consumer digital audio: digital audio is becoming one of the most prevalent, exciting technologies in consumer electronics. Enabling this transformation are advances in electronic components, the

January 05, 2004 |

Posted in Audio, Processors

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The last decade has seen consumer audio products from home theater systems to car stereos and portable players go digital. These complicated devices play back compressed audio formats, compensate for room acoustics, and add effects such as reverberation, equalization, and dynamic bass, thanks to

January 05, 2004 |

Posted in Audio, Processors

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The digital audio product Digital audio products are complex systems, comprised of numerous software and hardware subsystems. If you've already read " Anatomy of a Modern Digital Audio Product " you've seen many of these subsystems and how they work together. At the heart

January 04, 2004 |

Posted in Audio, Automotive, Benchmarks, Communication, FPGAs, Low-Power, Processors, Software Development, Tools, Video

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CMP Media and BDTI are pleased to introduce Inside[DSP] , an innovative new series of periodic supplements to EE Times . Each Inside[DSP] supplement will focus on the digital signal-processing technology behind a particular end-equipment market. These will include product

December 08, 2003 |

Posted in Audio, Processors

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Today Analog Devices announced four new members of its SHARC family. These new chips primarily target audio applications, and have a variety of audio-specific peripherals and I/O ports. The new chips include the ADSP-21266, ’21267, ’21364, and ’21365. The ’21266 and

December 08, 2003 |

Posted in Audio, Opinion, Processors

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As we approach year-end, it seems fitting to look back at developments and trends in DSP processors. And it’s an opportune time to do so, since my colleagues and I just completed the latest iteration of our exhaustive (and exhausting) study of leading DSPs. It has been three years since we

July 01, 2003 |

Posted in Audio, Opinion

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Consumer audio products have always held a special fascination for me. Indeed, it was my childhood interest in audio gear that largely motivated my pursuit of an engineering career. But during most of my career, mainstream consumer audio technology has been pretty staid territory, with little in

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