Invention Grant
- Patent Title: Striped on-chip inductor
- Patent Title (中): 条形片上电感
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Application No.: US12362877Application Date: 2009-01-30
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Publication No.: US08227891B2Publication Date: 2012-07-24
- Inventor: Choongyeun Cho , Daeik Kim , Jonghae Kim , Moon J. Kim , Jean-Olivier Plouchart , Robert E. Trzcinski
- Applicant: Choongyeun Cho , Daeik Kim , Jonghae Kim , Moon J. Kim , Jean-Olivier Plouchart , Robert E. Trzcinski
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agency: Driggs, Hogg, Daugherty & Del Zoppo Co., LPA
- Agent Patrick J. Daugherty
- Main IPC: H01L21/00
- IPC: H01L21/00

Abstract:
Sub-100 nanometer semiconductor devices and methods and program products for manufacturing devices are provided, in particular inductors comprising a plurality of spaced parallel metal lines disposed on a dielectric surface and each having width, heights, spacing and cross-sectional areas determined as a function of Design Rule Check rules. For one planarization process rule a metal density ratio of 80% metal to 20% dielectric surface is determined and produced. In one example a sum of metal line spacing gaps is less than a sum of metal line interior sidewall heights. In one aspect at least one of line height, width and line spacing dimensions is selected to optimize one or more chip yield, chip performance, chip manufacturability and inductor Q factor parameters.
Public/Granted literature
- US20090132082A1 STRIPED ON-CHIP INDUCTOR Public/Granted day:2009-05-21
Information query
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