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CSR plc
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<h2 id="history">History</h2> <p>The company was founded in 1998 and split away from <a href="/facts/Cambridge_Consultants/GDhy0l4s">Cambridge Consultants</a> as <i>Cambridge Silicon Radio</i> or CSR in 1999. The founding directors, who were all at Cambridge Consultants at the time were <a href="/facts/Phil_O%2527Donovan/zvdSoQC5">Phil O'Donovan</a>,<a class="footnote-ref" id="fnref:1" href="#fn:1"><sup>1</sup></a> <a href="/facts/James_D._Y._Collier/uKckJXnD">James Collier</a> and Glenn Collinson.<a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a> It was first listed on the London Stock Exchange in 2004.<a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a> </p><p>In 2005 the company acquired Clarity Technologies, a leading clear voice capture (CVC) business<a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a> and UbiNetics, a 3G wireless (<a href="/facts/WCDMA/lhy2RrMw">WCDMA</a>/<a href="/facts/UMTS/lhy2RrMw">UMTS</a>/<a href="/facts/HSDPA/4S6Mz83J">HSDPA</a>) technology company.<a class="footnote-ref" id="fnref:5" href="#fn:5"><sup>5</sup></a> In 2007, CSR acquired Nordnav, a Swedish-based <a href="/facts/GPS/DKVLnzF3">GPS</a> software company, and CPS, a Cambridge-based GPS software company producing <a href="/facts/Enhanced_GPS/6fpx5vcF">Enhanced GPS</a> in partnership with Motorola.<a class="footnote-ref" id="fnref:6" href="#fn:6"><sup>6</sup></a> </p><p>In February 2009, CSR announced it was merging with <a href="/facts/SiRF/4xACSIsy">SiRF</a>, the biggest global supplier of GPS chips, in a share deal worth $136 million;<a class="footnote-ref" id="fnref:7" href="#fn:7"><sup>7</sup></a> in July 2010, CSR announced the acquisition of Belfast-based APT Licensing Ltd. (APT) and its <a href="/facts/AptX/cSevMczh">aptX</a> audio technology<a class="footnote-ref" id="fnref:8" href="#fn:8"><sup>8</sup></a> and in February 2011, CSR announced it was merging with <a href="/facts/Zoran_Corporation/B118jFQ0">Zoran</a>, a video and imaging technology company.<a class="footnote-ref" id="fnref:9" href="#fn:9"><sup>9</sup></a> </p><p>In May 2012, CSR acquired Direct Digital Feedback Amplifier (DDFA) technology, a proprietary, highly scalable digital Class-D audio amplifier technology;<a class="footnote-ref" id="fnref:10" href="#fn:10"><sup>10</sup></a> in June 2012, CSR announced that it had acquired the MAPX (formerly MAP-X) audio product line from <a href="/facts/Trident_Microsystems/tdS7r5pp">Trident Microsystems</a>, Inc<a class="footnote-ref" id="fnref:11" href="#fn:11"><sup>11</sup></a> and in July 2012, <a href="/facts/Samsung_Electronics/STxnmHwl">Samsung Electronics</a> agreed to acquire CSR's mobile phone connectivity (Bluetooth and Wi-Fi) and location (GPS/GNSS) businesses and associated IP for US$310 million (£198 million).<a class="footnote-ref" id="fnref:12" href="#fn:12"><sup>12</sup></a> As part of the deal Samsung acquired a stake of 4.9% in CSR.<a class="footnote-ref" id="fnref:13" href="#fn:13"><sup>13</sup></a> </p><p>In June 2014, CSR acquired the people and technology of Reciva, a networked audio streaming platform, for US$5 million<a class="footnote-ref" id="fnref:14" href="#fn:14"><sup>14</sup></a> and in October 2014, the acquisition of CSR by <a href="/facts/Qualcomm/v54S3UgA">Qualcomm</a> for $2.5 billion was agreed.<a class="footnote-ref" id="fnref:15" href="#fn:15"><sup>15</sup></a> The transaction was completed in August 2015.<a class="footnote-ref" id="fnref:16" href="#fn:16"><sup>16</sup></a> </p> <h2 id="products">Products</h2> <p>CSR's products included platform solutions for <a href="/facts/Bluetooth/sWAjpMrj">Bluetooth</a>, <a href="/facts/GPS/DKVLnzF3">GPS</a>, <a href="/facts/FM_broadcasting/TpKl3FJv">FM broadcasting</a>, <a href="/facts/Wi-Fi/u94quCsx">Wi-Fi</a>, audio, imaging, and <a href="/facts/ARM_processor/SALsYA79">ARM processors</a>.<a class="footnote-ref" id="fnref:17" href="#fn:17"><sup>17</sup></a> After the Zoran merger, CSR also made digital imaging products based on the <a href="/facts/MIPS_architecture/efV4KgK4">MIPS architecture</a>.<a class="footnote-ref" id="fnref:18" href="#fn:18"><sup>18</sup></a><a class="footnote-ref" id="fnref:19" href="#fn:19"><sup>19</sup></a> </p> <h2 id="offices">Offices</h2> <p>CSR had 27 offices in 13 countries: </p> <ul><li>Churchill House, <a href="/facts/Cambridge_Business_Park/Kx7EmesQ">Cambridge Business Park</a>, Cambridge, UK</li> <li>Trinity House, <a href="/facts/Cambridge_Business_Park/Kx7EmesQ">Cambridge Business Park</a>, Cambridge, UK</li> <li>Selwyn House, <a href="/facts/Cambridge_Business_Park/Kx7EmesQ">Cambridge Business Park</a>, Cambridge, UK</li> <li>Unit 400, <a href="/facts/Cambridge_Science_Park/lEDWnkLz">Cambridge Science Park</a>, Cambridge, UK</li> <li>Part of St. John's House, St. John's Innovation Park, Cambridge, UK</li> <li>Quay West, <a href="/facts/Manchester/2Do01QHs">Manchester</a>, England, UK</li> <li><a href="/facts/Bristol_and_Bath_Science_Park/JzBfFmBE">Bristol and Bath Science Park</a>, Bristol, England, UK</li> <li>Legacy Building, <a href="/facts/Catalyst_Inc/Mf95WzM2">Catalyst Inc</a>, <a href="/facts/Belfast/GIhSKnIv">Belfast</a>, Northern Ireland, UK</li> <li><a href="/facts/Ingolstadt/u8dG3RHc">Ingolstadt</a>, Germany</li> <li><a href="/facts/Freiburg/VhdYMbgA">Freiburg</a>, Germany</li> <li><a href="/facts/Haifa/L3zIs1p1">Haifa</a>, Israel</li> <li><a href="/facts/Auburn_Hills%2c_Michigan/zRB33mMm">Auburn Hills, Michigan</a>, United States</li> <li><a href="/facts/Phoenix%2c_Arizona/MFvp5Upw">Phoenix, Arizona</a>, United States</li> <li><a href="/facts/Sunnyvale%2c_California/ghnntvr1">Sunnyvale, California</a>, United States</li> <li><a href="/facts/Santa_Ana%2c_California/j3ay8f3R">Santa Ana, California</a>, United States</li> <li><a href="/facts/Burlington%2c_Massachusetts/w6XvHzUC">Burlington, Massachusetts</a>, United States</li> <li><a href="/facts/Plano%2c_Texas/7zQYptvP">Plano, Texas</a>, United States</li> <li><a href="/facts/Beijing/Bg4puFBv">Beijing</a>, China</li> <li><a href="/facts/Shanghai/nYyuBo2S">Shanghai</a>, China</li> <li><a href="/facts/Shenzhen/B8rnXRf8">Shenzhen</a>, China</li> <li>Prestige Technology Park II, <a href="/facts/Bangalore/LoufLHv4">Bangalore</a>, India</li> <li><a href="/facts/Noida/hj4VVzkh">Noida</a>, India</li> <li><a href="/facts/Tokyo/GTvuw4ct">Tokyo</a>, Japan</li> <li><a href="/facts/Seongnam/ATCpvcxx">Seongnam</a>, Gyunggi-Do, Korea</li> <li><a href="/facts/Gumi%2c_South_Korea/7DBKsxSG">Gumi</a>, Korea</li> <li>United Square, <a href="/facts/Singapore/CQDkhUvD">Singapore</a></li> <li><a href="/facts/Taipei/uxB89v54">Taipei</a>, Taiwan</li> <li><a href="/facts/Zhongli_District/Iu3BTFus">Zhongli</a>, Taiwan</li> <li><a href="/facts/Lund/t67P9nm8">Lund</a>, <a href="/facts/Ideon_Science_Park/4dj90Nbn">Ideon Science Park</a>, Sweden</li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"Philip O'Donovan - Royal Academy of Engineering". Archived from the original on 10 January 2022. Retrieved 10 January 2022. <a href="https://web.archive.org/web/20220110180203/https://www.raeng.org.uk/about-us/the-fellowship/new-fellows-2017/fellows/philip-o-donovan" target="_blank">https://web.archive.org/web/20220110180203/https://www.raeng.org.uk/about-us/the-fellowship/new-fellows-2017/fellows/philip-o-donovan</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Kirk, Kate; Cotton, Charles (2012). The Cambridge Phenomenon: 50 years of innovation and enterprise. London: Third Millennium Publishing. ISBN 9781906507527. <a href="9781906507527" target="_blank">9781906507527</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>and became a FTSE250 company in the same year. Blue tooth firms IPO share fetch top price Archived 17 April 2008 at the Wayback Machine <a href="http://news.zdnet.co.uk/hardware/0,1000000091,39147410,00.htm" target="_blank">http://news.zdnet.co.uk/hardware/0,1000000091,39147410,00.htm</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>"CSR plc acquisition of Clarity Technologies, Inc". ic-tech.com. Retrieved 25 March 2015. <a href="http://www.ic-tech.com/newroom/CSRacquisitionClarityTechnologies.html" target="_blank">http://www.ic-tech.com/newroom/CSRacquisitionClarityTechnologies.html</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>"FindArticles.com | CBSi". findarticles.com. Archived from the original on 10 July 2012. Retrieved 10 January 2022. <a href="https://archive.today/20120710083334/http://findarticles.com/p/articles/mi_m0EIN/is_2005_July_28/ai_n14834293/" target="_blank">https://archive.today/20120710083334/http://findarticles.com/p/articles/mi_m0EIN/is_2005_July_28/ai_n14834293/</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>"EDN - Industry News, Learning center, electronic design center". edn-europe.com. Retrieved 25 March 2015. <a href="http://www.edn-europe.com/csrbuysnordnavcpstoaddgpscapability+article+432+Europe.html" target="_blank">http://www.edn-europe.com/csrbuysnordnavcpstoaddgpscapability+article+432+Europe.html</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> <li id="fn:7"><p>"Merger Agreement with SiRF". Archived from the original on 16 January 2012. <a href="https://web.archive.org/web/20120116043331/http://production.investis.com/csr_tools/rns/rnsitem?id=1234249266nRnsJ0578N" target="_blank">https://web.archive.org/web/20120116043331/http://production.investis.com/csr_tools/rns/rnsitem?id=1234249266nRnsJ0578N</a> <a href="#fnref:7" class="footnote-back-ref">↩</a></p></li> <li id="fn:8"><p>"CSR buys Belfast based audio compression specialist". New Electronics. 28 July 2010. Retrieved 23 September 2017. <a href="http://www.newelectronics.co.uk/electronics-news/csr-buys-belfast-based-audio-compression-specialist/26654/" target="_blank">http://www.newelectronics.co.uk/electronics-news/csr-buys-belfast-based-audio-compression-specialist/26654/</a> <a href="#fnref:8" class="footnote-back-ref">↩</a></p></li> <li id="fn:9"><p>"CSR plc announces merger with Zoran Corporation". Archived from the original on 27 February 2011. Retrieved 5 June 2011. <a href="https://web.archive.org/web/20110227033223/http://production.investis.com/csr_tools/rns/rnsitem?id=4061085" target="_blank">https://web.archive.org/web/20110227033223/http://production.investis.com/csr_tools/rns/rnsitem?id=4061085</a> <a href="#fnref:9" class="footnote-back-ref">↩</a></p></li> <li id="fn:10"><p>"CSR Strengthens Its Audio Platform with High Fidelity Class-D Amplifier Technology". Businesswire. 1 May 2012. Retrieved 23 September 2017. <a href="http://www.businesswire.com/news/home/20120501005208/en/CSR-Strengthens-Audio-Platform-High-Fidelity-Class-D" target="_blank">http://www.businesswire.com/news/home/20120501005208/en/CSR-Strengthens-Audio-Platform-High-Fidelity-Class-D</a> <a href="#fnref:10" class="footnote-back-ref">↩</a></p></li> <li id="fn:11"><p>"CSR buys Trident's audio processor line". EE Times. 6 June 2012. Retrieved 23 September 2017. <a href="http://www.eetimes.com/document.asp?doc_id=1261889" target="_blank">http://www.eetimes.com/document.asp?doc_id=1261889</a> <a href="#fnref:11" class="footnote-back-ref">↩</a></p></li> <li id="fn:12"><p>"Samsung buys chipmaker CSR's handset technology". Reuters. 17 July 2012. Archived from the original on 6 March 2016. Retrieved 16 August 2012. <a href="https://web.archive.org/web/20160306153655/http://uk.reuters.com/article/oukin-uk-samsung-csr-idUKBRE86G11M20120717?type=companyNews" target="_blank">https://web.archive.org/web/20160306153655/http://uk.reuters.com/article/oukin-uk-samsung-csr-idUKBRE86G11M20120717?type=companyNews</a> <a href="#fnref:12" class="footnote-back-ref">↩</a></p></li> <li id="fn:13"><p>"Samsung buys chipmaker CSR's handset technology". Reuters. 17 July 2012. Archived from the original on 6 March 2016. Retrieved 16 August 2012. <a href="https://web.archive.org/web/20160306153655/http://uk.reuters.com/article/oukin-uk-samsung-csr-idUKBRE86G11M20120717?type=companyNews" target="_blank">https://web.archive.org/web/20160306153655/http://uk.reuters.com/article/oukin-uk-samsung-csr-idUKBRE86G11M20120717?type=companyNews</a> <a href="#fnref:13" class="footnote-back-ref">↩</a></p></li> <li id="fn:14"><p>"CSR Capital Markets Day Report, June 2014" (PDF). <a href="http://www.csr.com/sites/default/files/result-presentations/results/pdf/csr_capital_markets_day_2014_rns_final_0.pdf" target="_blank">http://www.csr.com/sites/default/files/result-presentations/results/pdf/csr_capital_markets_day_2014_rns_final_0.pdf</a> <a href="#fnref:14" class="footnote-back-ref">↩</a></p></li> <li id="fn:15"><p>"Qualcomm trumps Microchip with $2.5 billion deal for Britain's CSR" (Press release). Reuters. 15 October 2014. Archived from the original on 17 October 2015. Retrieved 30 June 2017. <a href="https://www.reuters.com/article/us-qualcomm-csr-idUSKCN0I40J320141015" target="_blank">https://www.reuters.com/article/us-qualcomm-csr-idUSKCN0I40J320141015</a> <a href="#fnref:15" class="footnote-back-ref">↩</a></p></li> <li id="fn:16"><p>"Qualcomm completes $2.4bn take-over of Cambridge's CSR". Cambridge News. Archived from the original on 23 September 2015. Retrieved 22 August 2015.{{cite web}}: CS1 maint: bot: original URL status unknown (link) <a href="https://web.archive.org/web/20150923091535/http://www.cambridge-news.co.uk/Qualcomm-completes-2-4bn-Cambridge-8217-s-CSR/story-27608788-detail/story.html" target="_blank">https://web.archive.org/web/20150923091535/http://www.cambridge-news.co.uk/Qualcomm-completes-2-4bn-Cambridge-8217-s-CSR/story-27608788-detail/story.html</a> <a href="#fnref:16" class="footnote-back-ref">↩</a></p></li> <li id="fn:17"><p>"CSR Joins Qualcomm". csr.com. Archived from the original on 30 July 2012. Retrieved 22 August 2015. <a href="https://archive.today/20120730224632/http://www.csr.com/annualreport2010/" target="_blank">https://archive.today/20120730224632/http://www.csr.com/annualreport2010/</a> <a href="#fnref:17" class="footnote-back-ref">↩</a></p></li> <li id="fn:18"><p>"CSR Wireless Technology Product Finder". csr.com. Archived from the original on 15 February 2013. Retrieved 22 August 2015. <a href="https://archive.today/20130215194317/http://www.csr.com/products/76/supratv265" target="_blank">https://archive.today/20130215194317/http://www.csr.com/products/76/supratv265</a> <a href="#fnref:18" class="footnote-back-ref">↩</a></p></li> <li id="fn:19"><p>"CSR Wireless Technology Product Finder". csr.com. Retrieved 22 August 2015. <a href="http://www.csr.com/products/coach16" target="_blank">http://www.csr.com/products/coach16</a> <a href="#fnref:19" class="footnote-back-ref">↩</a></p></li> </ol>