Advanced Analogic falls; named in patent complaint by Linear Tech |

Advanced Analogic falls; named in patent complaint by Linear Tech

NEW YORK – Shares of Advanced Analogic Technologies Inc. slid Tuesday, following news that the semiconductor company was named in a patent complaint by Linear Technology Corp.Shares of Advanced Analogic fell $1.29, or 8.9 percent, to $13.24 in early afternoon trading on the Nasdaq Stock Market.Tuesday’s weakest level, on heavy volume, was $12.08. On a 52-week basis, there was a low of $9.70 on Nov. 2 and a high of $15.75 on Feb. 2.Linear Technology filed a complaint with the U.S. International Trade Commission accusing its Sunnyvale, Calif.-based rival of violating two of its patents.Advanced Analogic supplies power management semiconductors for mobile consumer electronic devices including notebook and tablet computers, digital cameras and digital audio players.Linear Technology, based in Milpitas, Calif., said in a statement Tuesday it is asking the ITC to examine whether Advanced Analogic’s power-management circuits violate Linear Technology patents under section 337 of the U.S. Tariff Act.Linear Technology officials weren’t immediately available to provide details of the complaint, which was filed Friday.Representatives from Advanced Analogic also weren’t available to comment early Tuesday.Linear Technology shares declined 43 cents, or 1.2 percent, to $36.61 in afternoon trading Tuesday on the Nasdaq.

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