Packages and assemblies including lidded chips
First Claim
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1. A lidded chip, comprising:
- a chip having a major surface and a plurality of first chip contacts exposed at the major surface;
a lid overlying the major surface, the lid having a downwardly facing inner surface, an upwardly facing outer surface, and a plurality of openings extending between the inner and outer surfaces;
a chip carrier having an inner surface confronting the major surface and an outer surface confronting the inner surface of the lid, the chip carrier including a plurality of first carrier contacts conductively connected to the first chip contacts, a plurality of second carrier contacts extending upwardly at least partially through the openings in the lid, and a plurality of traces extending between the first and second carrier contacts.
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Abstract
A lidded chip is provided which includes a chip having a major surface and a plurality of first chip contacts exposed at the major surface. A lid overlies the major surface. A chip carrier is disposed between the chip and the lid, the chip carrier having an inner surface confronting the major surface and an outer surface confronting the lid. A plurality of first carrier contacts of the chip carrier are conductively connected to the first chip contacts. A plurality of second carrier contacts extend upwardly at least partially through the openings in the lid.
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Citations
46 Claims
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1. A lidded chip, comprising:
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a chip having a major surface and a plurality of first chip contacts exposed at the major surface; a lid overlying the major surface, the lid having a downwardly facing inner surface, an upwardly facing outer surface, and a plurality of openings extending between the inner and outer surfaces; a chip carrier having an inner surface confronting the major surface and an outer surface confronting the inner surface of the lid, the chip carrier including a plurality of first carrier contacts conductively connected to the first chip contacts, a plurality of second carrier contacts extending upwardly at least partially through the openings in the lid, and a plurality of traces extending between the first and second carrier contacts. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A lidded chip, comprising:
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a chip having a major surface, an active region including an optoelectronic device aligned with the major surface and a plurality of contacts exposed at the major surface; a lid overlying the active region, the lid having an inner surface confronting the major surface of the chip, an outer surface remote from the inner surface and a plurality of through holes extending between the inner and outer surfaces; a plurality of conductive package interconnects extending at least partially through the through holes; and an interconnection element including horizontal metal elements connected to the package interconnects and metal posts connected to the horizontal metal elements, the interconnection element being disposed between the lid and the major surface, the horizontal metal elements extending along the inner surface of the lid, wherein the metal posts interconnect the horizontal metal elements to the contacts on the chip. - View Dependent Claims (10)
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11. A lidded chip, comprising:
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a chip including an active region having an optoelectronic device, the chip having a major surface, edges extending away from the major surface and a plurality of contacts exposed at the major surface; a lid overlying the chip, the lid having an inner surface confronting the major surface of the chip; and an interconnection element including a dielectric layer, lands exposed beyond the edges of the chip, conductive traces extending from the lands along the dielectric layer, and metal posts conductively connecting the conductive traces to the contacts on the chip. - View Dependent Claims (12)
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13. A lidded chip, comprising:
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a chip having a major surface, an active region including an optoelectronic device at the major surface and a plurality of chip contacts at the major surface; a lid overlying the active region, the lid having an inner surface confronting the major surface of the chip and an outer surface remote from the inner surface; a plurality of package interconnects exposed at an exterior surface of the lidded chip; an interconnection element disposed between the inner surface of the lid and the major surface of the chip, the interconnection element including horizontal metal elements in conductive communication with the contacts and the package interconnects. - View Dependent Claims (14, 15, 16, 17, 18)
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19. A lidded microelectronic assembly, comprising:
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a microelectronic element having a major surface, a first active region and a second active region at the major surface, first conductive pads conductively connected to the first active region, and second conductive pads conductively connected to the second active region; a lid overlying the first and second active regions, the lid having an inner surface confronting the major surface, an outer surface remote from the inner surface and a plurality of through holes extending between the inner and outer surfaces; a plurality of package interconnects extending from the first and second conductive pads at least partially through the through holes; and an interconnect element overlying the lid including a dielectric element having a first surface confronting the lid, a second surface remote from the first surface, a plurality of first contacts at the first surface joined to the plurality of package interconnects, a plurality of second contacts exposed at the second surface, and a plurality of conductive traces extending along the first surface. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A lidded microelectronic assembly, comprising:
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a microelectronic element having a major surface, a first active region and a second active region at the major surface, first conductive pads conductively connected to the first active region, and second conductive pads conductively connected to the second active region; at least one lid overlying the first and second active regions, the lid having an inner surface confronting the major surface, an outer surface remote from the inner surface and at least one channel extending between the inner and outer surfaces, the channel exposing the first conductive pads and the second conductive pads; an interconnect element overlying the lid including a dielectric element having a first surface remote from the lid, a second surface confronting the lid, a plurality of first contacts conductively connected to the first and second conductive pads, a plurality of second contacts, and a plurality of conductive traces extending parallel to the first surface, the conductive traces connecting the first and second contacts. - View Dependent Claims (30, 31, 32, 33, 34, 35, 37, 39)
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36. A lidded microelectronic assembly, comprising:
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a first microelectronic element having a major surface, an active region at the major surface and first conductive pads exposed at the major surface; a lid overlying the active region, the lid having an inner surface confronting the major surface, an outer surface remote from the inner surface, a plurality of through holes extending between the inner and outer surfaces, and an opening extending between the inner and outer surfaces; a plurality of conductive interconnects extending upwardly from the conductive pads at least partially through the through holes; and a second microelectronic element having a rear face confronting the first microelectronic element within the opening, the second microelectronic element having a front face remote from the rear face and second conductive pads at the front face, the second conductive pads being conductively connected to the conductive interconnects.
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38. A lidded microelectronic assembly, comprising:
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a first microelectronic element having a major surface, an active region at the major surface and first conductive pads exposed at the major surface; a lid overlying the active region, the lid having an inner surface confronting the major surface, an outer surface remote from the inner surface and edges extending between the inner and outer surfaces, the lid further including lid contacts exposed at the outer surface, an opening extending between the inner and outer surfaces and a plurality of recesses in at least one edge exposing at least ones of the first conductive pads; and a second microelectronic element having a rear face confronting the first microelectronic element within the opening, a front face remote from the rear face and second conductive pads at the front face, the first and second conductive pads being conductively connected to the lid contacts. - View Dependent Claims (40, 42, 43, 44, 45, 46)
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41. A method of fabricating a lidded packaged chip, comprising:
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assembling a chip carrier with a semiconductor chip to form a chip carrier assembly such that the chip carrier overlies a major surface of the chip and plurality of first chip contacts of the chip are conductively connected to a plurality of first carrier contacts of the chip carrier, the chip carrier including a plurality of second conductive contacts protruding above a surface of the chip carrier remote from the chip; and mounting a lid to the chip carrier assembly such that tips of the plurality of second conductive contacts protrude upwardly through openings in the lid and are exposed above an outer surface of the lid remote from the chip carrier.
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Specification