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Structure and method for latchup suppression

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专利名称:Structure and method for latchup

suppression

发明人:Steven H. Voldman申请号:US10905878申请日:20050125公开号:US07282771B2公开日:20071016

专利附图:

摘要:A method and structure for an integrated circuit comprising a substrate of afirst polarity, a merged triple well region of a second polarity and a doped region of thesecond polarity abutting the well region. The doped region is adapted to suppress latch-

up in the integrated circuit. The doped region is placed under semiconductor devices ofthe first polarity and under the well region contact region. Additionally, the structuremay further include a deep trench (DT) structure and trench isolation (TI) structure tofurther improve latchup robustness.

申请人:Steven H. Voldman

地址:South Burlington VT US

国籍:US

代理机构:Greenblum & Bernstein, P.L.C.

代理人:Anthony J. Canale

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