Shares plummet 42% as Apple scuttles plan to use PortalPlayer's new chips.
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Startup aims to bring its video processing chips to media players, high-def TVs.
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The SigmaTel CEO is playing offense this year to ensure that his successful audio chip company will continue to score touchdowns.
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Apple’s online music machine flexes its muscles once again, showing the company’s dominance in music downloads.
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Joint chip development by PortalPlayer and CSR would enable wireless iPods.
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Veteran chip executive Jack Harding started eSilicon to help smaller chip firms make money.
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Investcorp Technology Ventures raises the cash for a venture buyout fund focusing on taking tech companies private.
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Shares of MP3 tech company jump after it cancels plans for secondary offering.
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The profitable Chinese chip company aims for the Nasdaq and business expansion.
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