Invention Grant
US08736076B2 Multi-chip stacking of integrated circuit devices using partial device overlap 有权
使用部分器件重叠的集成电路器件的多芯片堆叠

  • Patent Title: Multi-chip stacking of integrated circuit devices using partial device overlap
  • Patent Title (中): 使用部分器件重叠的集成电路器件的多芯片堆叠
  • Application No.: US13572135
    Application Date: 2012-08-10
  • Publication No.: US08736076B2
    Publication Date: 2014-05-27
  • Inventor: Donald E. Hawk
  • Applicant: Donald E. Hawk
  • Applicant Address: US CA Milpitas
  • Assignee: LSI Corporation
  • Current Assignee: LSI Corporation
  • Current Assignee Address: US CA Milpitas
  • Main IPC: H01L23/12
  • IPC: H01L23/12 H01L21/00
Multi-chip stacking of integrated circuit devices using partial device overlap
Abstract:
One aspect provides an integrated circuit (IC) packaging assembly that comprises a substrate having conductive traces located thereon, wherein the signal traces are located in an IC device region and the power traces are located in a wafer level fan out (WLFO) region located lateral the IC device region. This embodiment further comprises a first IC device located on a first side of the substrate within the IC device region and that contacts the signal traces in the IC device region. A second IC device is located on a second side of the substrate opposite the first side and overlaps the IC device region and the WLFO region. The second IC device contacts a first portion of the signal traces in the IC device region and contacts a first portion of the power traces in the WLFO region.
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