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US5043794A Expired / Lapsed US ⏱️ 0.0 years remaining

Integrated circuit package and compact assemblies thereof

Assignee: Agere Systems LLC
•
Filing: 1990-09-24
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Granted: 1991-08-27
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Expires: 2010-09-24
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Abstract

Abstract In accordance with the present invention, an integrated circuit package comprises a thermally conductive plate for receiving an integrated circuit and an open rectangular structure of conductor and insulator for surrounding the sides of the circuit and presenting one or more linear arrays of conductive connectors extending laterally through the rectangular structure. Preferably the rectangular structure also includes transverse contacts. Advantageously the plate includes extensions beyond the rectangular structure for acting as cooling fins on opposing sides of the rectangular structure. The linear arrays and cooling fins are preferably on different pairs of parallel sides.

Inventors

  • 👤 King L. Tai
  • 👤 John Thomson, Jr.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 23:52
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/20; H10W40/22; H10W40/226; H10W70/00; H10W70/60; H10W70/67; H10W70/68; H10W90/00; H10W70/682; H10W72/00; H10W72/071; H10W72/075; H10W72/07551; H10W72/07554; H10W72/50; H10W72/531; H10W72/536; H10W72/541; H10W72/547; H10W72/551; H10W72/552; H10W72/5522; H10W72/801; H10W90/20; H10W90/288; H10W90/701; H10W90/751; H10W90/754

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 211 words
An assembly of electrically interconnectable integrated circuit packages comprising: (a) a plurality of rectangular integrated circuit packages, each package comprising: (1) a thermally conductive plate for supporting an integrated circuit, (2) an open rectangular structure having a central opening, exterior transverse surfaces and interior peripheral surfaces with respect to said opening and parallel lateral surfaces, said rectangular structure mounted on said conductive plate with said interior peripheral surfaces positioned for extending around the periphery of an integrated circuit, (3) at least one interior peripheral surface presenting at least one linear array of contact means for interconnection with contacts on said integrated circuit, each of said contact means provided with electrical connection means extending laterally through said rectangular structure to a respective exterior transverse surface and each of said contact means provided with electrical connection means extending transversely through said rectangular structure to the overlying lateral surface, (b) alignment means for aligning said plurality of rectangular packages stacked with their exterior transverse surfaces aligned to form one or more contact planes; and (c) interconnect means disposed between successive stacked packages for interconnecting transverse contacts on the top lateral surface of each package with the bottom lateral surface of any next successive package whereby said stacked packages in said assembly are electrically interconnectable.
Claim 2
Dependent Claim 211 words
An assembly of electrically interconnectable integrated circuit packages comprising: (a) a plurality of rectangular integrated circuit packages, each package comprising: (1) a thermally conductive plate for supporting an integrated circuit, (2) an open rectangular structure having a central opening, exterior transverse surfaces and interior peripheral surfaces with respect to said opening and parallel lateral surfaces, said rectangular structure mounted on said conductive plate with said interior peripheral surfaces positioned for extending around the periphery of an integrated circuit, (3) at least one interior peripheral surface presenting at least one linear array of contact means for interconnection with contacts on said integrated circuit, each of said contact means provided with electrical connection means extending laterally through said rectangular structure to a respective exterior transverse surface and each of said contact means provided with electrical connection means extending transversely through said rectangular structure to the overlying lateral surface, (b) alignment means for aligning said plurality of rectangular packages stacked with their exterior transverse surfaces aligned to form one or more contact planes; and (c) interconnect means disposed between successive stacked packages for interconnecting transverse contacts on the top lateral surface of each package with the bottom lateral surface of any next successive package whereby said stacked packages in said assembly are electrically interconnectable.
Claim 3
Dependent Claim 36 words
An assembly of integrated circuit packages according to claim 1 wherein a plurality of said packages have thermally conductive plates with portions extending beyond the exterior transverse surfaces of said packages for acting as cooling fins.
Claim 4
Dependent Claim 38 words
An assembly of integrated circuit packages according to claim 1 wherein said alignment means comprise aligned transverse openings in the corner regions of respective packages and bolt means through said openings for securing said packages together in alignment.
Claim 5
Dependent Claim 28 words
An assembly of integrated circuit packages according to claim 1 wherein said contacts laterally extending to exterior transverse surfaces are plated with conductive material to enhance electrical contact.
Claim 6
Dependent Claim 45 words
A linear cluster of integrated circuit assemblies comprising: a plurality of integrated circuit assemblies according to claim 1, said assemblies disposed in a linear array with a contact plane of each respective assembly opposing and contacting a contact plane of at least one other assembly.
Claim 7
Dependent Claim 84 words
A linear cluster of integrated circuit assemblies comprising: three integrated circuit assemblies according to claim 1, said assemblies disposed in a linear array with a square contact array of each respective assembly opposing a square contact array of at least one other assembly, the middle assembly of said linear array being rotated by 90° about the axis of said array so that each integrated circuit package of said middle assembly has at least one contact with every integrated circuit package of each neighboring assembly.
Claim 8
Dependent Claim 45 words
A rectangular cluster of integrated circuit assemblies comprising: a plurality of integrated circuit assemblies according to claim 1, said assemblies disposed in a rectangular array with a contact plane of each respective assembly opposing and contacting a contact plane of at least one other assembly.

References Cited (Backward Citations)

US4638348A Cited
US4654694A Cited
US4631572A Cited
US4894706A Cited
US4890153A Cited
US4879588A Cited
US4953005A Cited
US4956694A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1994-08-26 1995-02-25 1995-08-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-08-26 1999-02-25 1999-08-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-08-26 2003-02-25 2003-08-27 $7700.00 Window Closed / Lapsed

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