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ICEpower a/s is a Danish development, production and sales company specialising in Class D amplifiers for audio applications. ICEpower develops business-to-business solutions for end producers. ==History== In 1994 Karsten Nielsen began to write a Ph.D. dissertation "''Audio Power Amplifiers Techniques Based on Efficient Power Conversion''"〔(Audio Power Amplifier Techniques With Energy Efficient Power Conversion, Ph.D. Thesis, Karsten Nielsen, Technical University of Denmark, 30 April 1998 ) PhD thesis sectionalised at company website.〕 at the Technical University of Denmark as part of a project in collaboration with Bang & Olufsen; his findings were applied in the Beolab 1 active loudspeakers in 1997, and he was awarded a Ph.D. in 1998. Bang & Olufsen subsequently hired Nielsen.〔(ICEpower - Our history ) ''icepower.bang-olufsen.com''〕 In 1999 a new R&D company; a joint venture between Nielsen and Bang & Olufsen was formed, with the aim of designing integrated amplifiers components of powers up to 1000W as a discrete electronic device. The company was initially called ''Bang & Olufsen PowerHouse''.〔 In 2001 the company was renamed Bang & Olufsen ICEpower and the company's first commercial product was released - the ''A series''. In 2002 the company enters collaboration with Sanyo Semiconductor; a major manufacturer of integrated amplifier chips. In 2003 the ''ICEpower ASP'' product range was launched, and the company began a partnership with Samsung Telecommunications for the development of a dedicated amplifier for mobile phones.〔 Between 2003 and 2008 the companies' product range was extended to include audio amplifier components for mobile phones, home audio (active speakers and amplifiers), car audio and home theatre (multichannel audio). In 2008 Bang & Olufsen bought out Nielsen's share in the company, making it a wholly owned subsidiary of Bang & Olufsen. At the same time Nielsen left the company.〔(Bang & Olufsen Takes Over ICEpower, 28 July 2008 ) ''icepower.bang-olufsen.com''〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「ICEpower」の詳細全文を読む スポンサード リンク
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