Invention Grant
- Patent Title: Technique for fabricating microsprings on non-planar surfaces
- Patent Title (中): 在非平面表面上制造微球的技术
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Application No.: US12495057Application Date: 2009-06-30
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Publication No.: US08531042B2Publication Date: 2013-09-10
- Inventor: Robert J. Drost , John E. Cunningham , Ashok V. Krishnamoorthy
- Applicant: Robert J. Drost , John E. Cunningham , Ashok V. Krishnamoorthy
- Applicant Address: US CA Redwood Shores
- Assignee: Oracle America, Inc.
- Current Assignee: Oracle America, Inc.
- Current Assignee Address: US CA Redwood Shores
- Agency: Park, Vaughn, Fleming & Dowler, LLP
- Agent Steven E. Stupp
- Main IPC: H01L29/41
- IPC: H01L29/41

Abstract:
A processing technique facilitating the fabrication of the integrated circuit with microsprings at different vertical positions relative to a surface of a substrate is described. During the fabrication technique, microsprings are lithographically defined on surfaces of a first substrate and a second substrate. Then, a hole is created through a first substrate. Moreover, the integrated circuit may be created by rigidly mechanically coupling the two substrates to each other such that the microsprings on the surface of the second substrate are within a region defined at least in part by an edge around the hole. Subsequently, photoresist that constrains the microsprings on the surfaces of the two substrates may be removed. In this way, microsprings at the different vertical positions can be fabricated.
Public/Granted literature
- US20100327466A1 TECHNIQUE FOR FABRICATING MICROSPRINGS ON NON-PLANAR SURFACES Public/Granted day:2010-12-30
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