<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div apple-content-edited="true"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div><span class="Apple-style-span" style="color: rgb(31, 73, 125); font-size: 12px; "><b><font color="#3f5aa2"><div><span class="Apple-style-span" style="color: rgb(31, 73, 125); font-size: 12px; "><b><p><font class="Apple-style-span" size="2"><span class="Apple-style-span" style="font-size: 10px; font-weight: normal; "><div style="color: rgb(0, 0, 0); font-size: medium; "><b>3rd International Symposium on Ambisonics and Spherical Acoustics</b></div><div style="color: rgb(0, 0, 0); font-size: medium; "><b></b>June 2-3, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; ">Lexington, Kentucky, USA</div><div style="color: rgb(0, 0, 0); font-size: medium; "><a href="http://www.vis.uky.edu/ambisonics2011">www.vis.uky.edu/ambisonics2011</a></div><div style="color: rgb(0, 0, 0); font-size: medium; "> </div><div style="color: rgb(0, 0, 0); font-size: medium; ">Dear Colleagues,</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; "><div>Please note that the deadline for the submission of extended abstracts has been extended to March 9, 2011.</div><div><br></div><div>Please find the original call for papers with the updated dates below.</div></div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">We would like to announce the 3rd International Symposium on Ambisonics and Spherical Acoustics, which will be organized by the Center for Visualization and Virtual Environments at the University of Kentucky. The Symposium will be held to provide an intensive exchange between industrial and academic researchers working in various research areas on spherical acoustics.</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">The field of spatial sound reproduction is interdisciplinary by nature and closely related to a number of computer science and engineering areas such as acoustics, mathematics, signal processing, and perception. The symposium focuses on discussing the various problems and solutions concerning the capture, analysis, and re-synthesis of sound fields applying spherical acoustics; for example higher-order Ambisonics (HOA), and spherical microphone arrays.</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">The symposium is going to be divided into oral presentations (keynotes and submissions), poster sessions, and will also feature demos and artistic performances. This symposium will benefit from a hemi-spherical loudspeaker array that will be installed in the Digital Amphitheater of the newly inaugurated Davis Marksbury Building.</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">Original contributions are encouraged in, but not limited to, the following topics:</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">* General considerations on spherical acoustics theory</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Ambisonic for sound scene reproduction and virtual acoustic environments</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Spherical microphone array systems and signal processing</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Capture and analysis of radiation patterns</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Spherical acoustic holography</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Synthesis of directional and focused sound sources</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Spherical loudspeaker array systems and signal processing</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Theoretical considerations on comparative subjective and objective studies</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Standardization, exchange, implementation and hardware issues</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">Submission</div><div style="color: rgb(0, 0, 0); font-size: medium; ">==========</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">Submissions will be judged based on extended abstracts (1000 words). Procedures to submit papers, posters, and demo sessions are detailed at the symposium website <a href="http://www.vis.uky.edu/ambisonics2011/">http://www.vis.uky.edu/ambisonics2011/</a>. Final papers must be camera-ready conforming to the format specified on the submission website.</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">Important dates</div><div style="color: rgb(0, 0, 0); font-size: medium; ">===============</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Extended abstract (1000 words) submission due: March 9, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Papers, Notification of acceptance: March 28, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Camera-ready copy (full paper): April 30, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Registration opens: April 30, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Submission of Audio Material for Testing: May 13, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; ">* Symposium Dates: June 2-3, 2011</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; "><b>If you have any questions, please contact <a href="mailto:office@ambisonics-symposium.org">office@ambisonics-symposium.org</a></b></div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">Symposium Chairs</div><div style="color: rgb(0, 0, 0); font-size: medium; ">================</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">General Co-Chairs</div><div style="color: rgb(0, 0, 0); font-size: medium; "> Jens Hannemann (VisCenter)</div><div style="color: rgb(0, 0, 0); font-size: medium; "> Kevin Donohue (VisCenter)</div><div style="color: rgb(0, 0, 0); font-size: medium; "><br></div><div style="color: rgb(0, 0, 0); font-size: medium; ">Administrative Chair</div><div style="color: rgb(0, 0, 0); font-size: medium; 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