Testing holders for chip unit and die package
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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Abstract
A testing holder for a chip unit, a multi site holding frame for plural chip units and a method for testing a die thereof are provided. The proposed multi site holding frame for testing plural chip units simultaneously includes a first holder frame having a plurality of testing holders. Each of the plurality of testing holders includes a holder body containing a specific one of the plural chip units, and a pressure releasing device formed on the holder body to release an insertion pressure when the specific one of the plural chip units is inserted in the holder body.
83 Citations
20 Claims
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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. - View Dependent Claims (2, 3, 4, 5, 20)
- a holder body configured to contain the chip, wherein the holder body comprises;
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6. A multi site holding frame for a plurality of chips, comprising:
- a first holder frame comprising;
a first recess; and
a second recess, wherein the first recess and the second recess are configured to contain a testing holder;
a first testing holder configured to contain a first chip; and
a second testing holder configured to contain a second chip, wherein the first testing holder and the second testing holder each comprise a surrounding wall defining a space to contain the first chip and the second chip, respectively, the first testing holder surrounding wall and the second testing holder surrounding wall have a same outer dimension and have different inner dimensions, and the first testing holder surrounding wall and the second testing holder surrounding wall are disposed on bottom plates of the first testing holder and second testing holder, respectively. - View Dependent Claims (7, 8, 9, 10, 11, 18)
- a first holder frame comprising;
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12. A multi site holding frame for a plurality of chips, comprising:
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a first holder frame comprising a first plurality of recesses;
a second holder frame comprising a second plurality of recesses, wherein the first recesses and the second recesses are vertically aligned;
a plurality of guide pins connecting the second holder frame to the first holder frame;and a first testing holder configured to contain a first chip in the first and second recesses, wherein the first testing holder includes a lower surrounding wall in the first holder frame and upper surrounding wall in the second holder frame, and the lower surrounding wall and the upper surrounding wall have same outer wall periphery dimensions and different inner wall dimensions. - View Dependent Claims (13, 15, 16, 17, 19)
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14. The multi site holding frame of 13, further comprising a second testing holder, wherein the second testing holder includes a lower surrounding wall in the first holder frame and upper surrounding wall in the second holder frame, an outer dimension of the lower surrounding wall of the second testing holder is same as the outer dimension of the lower surrounding wall of the first testing holder, and an inner dimension of the lower surrounding wall of the second testing holder is different from the inner dimension of the first testing holder.
Specification