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CSR Adds Noise Cancellation and Enhanced Speech Intelligibility to BlueCore.


CAMBRIDGE, England -- CSR plc CSR (LSE: CSR), or Cambridge Silicon Radio is a company based in Cambridge, England whose main product line is a single-chip implementation of the Bluetooth standard for radio-signal communication between devices. CSR is a fabless semiconductor manufacturer.  (LSE LSE - Language Sensitive Editor :CSR (1) (Customer Service Representative) A person who handles a customer's request regarding a bill, account changes or service or merchandise ordered. Agents in call centers are known as CSRs. See call center. ):

-- Ref: EMQ EMQ Extended Matching Question
EMQ Electromagnetic Quadrupole
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-- Photo ref: PEM (Privacy Enhanced Mail) A standard for secure e-mail on the Internet. It supports encryption, digital signatures and digital certificates as well as both private and public key methods. Not widely used, work on PEM later evolved into S/MIME. See MIME. 4743

-- To download: http://www.csr.com/images/hires/pem4743.jpg

CSR today expanded its portfolio of high quality third party software extensions for its BlueCore-Multimedia platform - including our advanced BlueCore5-Multimedia silicon. The ATS6000MM SoundClear Multi-Mic noise cancellation (1) The elimination of unwanted signals in an electronic circuit. See noise and dynamic noise reduction.

(2) The elimination of unwanted noise in the environment using noise cancelling headphones.
 and hands-free audio processing software from Acoustic Technologies will allow CSR's BlueCore-Multimedia customers to integrate advanced noise cancellation and enhanced speech intelligibility into products such as Bluetooth headsets, automotive navigation, hands-free systems, and mobile handsets. This new addition to CSR's eXtension Partner Programme offers customers exceptional voice quality and performance when designing BlueCore Multimedia based products.

"The eXtension Programme is the only initiative of its kind in the industry and this is solely down to the powerful silicon platform we have developed in BlueCore-Multimedia," commented Anthony Murray, Senior Vice President of CSR's Wireless Audio Strategic Business Unit. "We are pleased to add Acoustic's field proven SoundClear solution offering enhanced noise cancellation, echo cancellation, and voice quality."

The single-chip multimedia Bluetooth devices are based on CSR's high-performance Kalimba DSP (1) (Digital Signal Processor) A special-purpose CPU used for digital signal processing applications (see definition #2 below). It provides ultra-fast instruction sequences, such as shift and add, and multiply and add, which are commonly used in math-intensive  coprocessor coprocessor

Additional processor used in some personal computers to perform specialized tasks such as extensive arithmetic calculations or processing of graphical displays.
, which supports third party enhancements while maintaining very low power consumption and high audio quality for both voice and music applications. To date, CSR is the only company capable of offering such a powerful combination, of hardware and high quality third-party software enhancements, to designers allowing them to create high-performance, customisable devices without needing to compromise on critical elements such as power consumption.

Bob Ackmann, CEO (1) (Chief Executive Officer) The highest individual in command of an organization. Typically the president of the company, the CEO reports to the Chairman of the Board. , Acoustic Technologies, explained, "CSR leads the field for Bluetooth wireless technology. We are delighted to work together to offer the SoundClear Multi-Mic audio solution and the added value it provides to CSR customers using its silicon platform. Our affiliation with the world leader in Bluetooth has allowed us to reach a global audience of designers and will allow the industry to move forward with better quality voice communications, making Bluetooth an even more attractive prospect to end-users."

The ATS6000MM SoundClear technology uses two microphones to eliminate noise and achieve a higher level of sound quality. The software automatically adjusts its calculations according to environmental conditions, the speaker's voice and the quality of the line connection. The software operation can also be optimised by end-product designers according to the type of plastics, transducers and desired audio configuration adopted.

Murray concluded, "Consumers are demanding more of their wireless devices in terms of performance, audio quality and power consumption. BlueCore-Multimedia with SoundClear caters for this trend and provides a powerful base for future evolution."

About CSR

CSR is the leading global provider of personal wireless technology and its product portfolio covers Bluetooth, FM receivers and WiFi (IEEE (Institute of Electrical and Electronics Engineers, New York, www.ieee.org) A membership organization that includes engineers, scientists and students in electronics and allied fields. 802.11). CSR offers developed hardware/software solutions, based around its silicon platforms that incorporate, fully integrated radio, baseband and microcontroller elements.

CSR's customers include industry leaders such as Apple, Dell, LG, Motorola, NEC (NEC Corporation, Tokyo, www.nec.com, www.necus.com) An electronics conglomerate known in the U.S. for its monitors. In Japan, it had the lion's share of the PC market until the late 1990s (see PC 98).

NEC was founded in Tokyo in 1899 as Nippon Electric Company, Ltd.
, Nokia, Panasonic, RIM, Samsung, Sharp, Sony, TomTom and Toshiba.

CSR has its headquarters and offices in Cambridge, UK, and offices in Japan, Korea, Taiwan, China, India, France, Denmark, Sweden and both Dallas and Detroit in the USA.

More information can be found at www.csr.com

About Acoustic Technologies, Inc.

Acoustic Technologies creates high quality hands-free, audio processing software, semiconductor, and system solutions for leading telecom manufacturers worldwide. The SoundClear brand of patented full-duplex communication, echo cancellation, and noise reduction solutions is enabling significant advancements in telecommunications voice quality and is proven in millions of products around the globe. SoundClear provides natural bi-directional communication in mobile phones, hands-free car kits, Bluetooth accessories, VoIP telephones, conference phones, and other speakerphone enabled products. Acoustic Technologies is a privately held company privately held company

A firm whose shares are held within a relatively small circle of owners and are not traded publicly.
 headquartered in Mesa, Arizona.

For additional information, the company can be reached directly at (480) 507-4376, or via the Internet at www.acoustictech.com

SoundClear is a registered trademark of Acoustic Technologies Inc. All other service marks and trademarks are the property of their respective owners.
COPYRIGHT 2007 Business Wire
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2007, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Publication:Business Wire
Date:Jan 26, 2007
Words:644
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