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Testing holders for chip unit and die package

  • US 10,698,026 B2
  • Filed: 08/31/2018
  • Issued: 06/30/2020
  • Est. Priority Date: 03/14/2013
  • Status: Active Grant
First Claim
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1. A testing holder for a chip, comprising:

  • a holder body configured to contain the chip, wherein the holder body comprises;

    a bottom plate;

    a porous metal plate disposed on the bottom plate; and

    a surrounding wall disposed on the porous metal plate, wherein the porous metal plate is configured to absorb a stress from insertion of the chip to prevent warpage of the chip, wherein the surrounding wall comprises;

    an upper surrounding wall with a first opening and a second opening having a first size; and

    a lower surrounding wall with a third opening having a second size, and wherein the second size is larger than the first size.

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