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Highly integrated chip-on-chip packaging

Patent 5977640 Issued on November 2, 1999. Estimated Expiration Date: Icon_subject June 26, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Chip on chip type integrated circuit device
Patent #: 4703483
Issued on: 10/27/1987
Inventor: Enomoto ,   et al.

System for connecting integrated circuit dies to a printed wiring board
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Multi-chip semiconductor arrangements using flip chip dies
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Issued on: 03/21/1995
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Process of bonding semiconductor wafers having conductive semiconductor material extending through each wafer at the bond areas
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Inventor: Kurtz, et al.

Semiconductor integrated circuit device and computer system using the same
Patent #: 5434453
Issued on: 07/18/1995
Inventor: Yamamoto, et al.

Electrical contact and method for making an electrical contact
Patent #: 5446247
Issued on: 08/29/1995
Inventor: Cergel, et al.

Three dimensional die packaging in multi-chip modules
Patent #: 5495394
Issued on: 02/27/1996
Inventor: Kornfeld, et al.

Semiconductor chip carrier affording a high-density external interface
Patent #: 5541449
Issued on: 07/30/1996
Inventor: Crane, Jr., et al.

Semiconductor module having multiple insulation and wiring layers
Patent #: 5563773
Issued on: 10/08/1996
Inventor: Katsumata

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Inventors

Application

No. 105419 filed on 06/26/1998

US Classes:

257/777, Chip mounted on chip257/686, Stacked arrangement257/738, Ball shaped257/778, Flip chip257/780, Ball or nail head type contact, lead, or bond257/E25.013, Stacked arrangements of devices (EPO)361/729, Plural361/735Stacked

Examiners

Primary: Thomas, Tom
Assistant: Thai, Tuan V.

Attorney, Agent or Firm

International Class

H01L 023/48

Abstract

The advantages of the invention are realized by a chip-on-chip module having at least two fully functional chips, electrically connected together, and a chip-on-chip component connection/interconnection for electrically connecting the fully functional chips to external circuitry.

Other References

  • IBM Technical Disclosure Bulletin, vol. 22 No. 10 Mar. 1980, High Performance Package with Conductive Bonding to Chips, Coombs et al., 2 pages
  • IBM Technical Disclosure Bulletin, vol. 14 No. 6 Nov. 1971, Chip Joining Process, Lavanant et al., 2 pages
  • Interconnect Reliability of Ball Grid Array and Direct Chip Attach, Topic 2, Andrew Mawer, 17 pages
  • IBM Technical Disclosure Bulletin, vol. 10 No. 5, Semiconductor Chip Joining, Miller et al., 2 pages
  • IBM Technical Disclosure Bulletin, vol. 31 No. 2 Jul. 1988, Plastic Package for Semiconductors with Integral Decoupling Capacitor, Howard et al., 2 pages
  • IBM Technical Disclosure Bulletin, vol. 36 No. 12 Dec. 1993, Postage Stamp Lamination of Reworkable Interposers for Direct Chip Attach, pp. 487 and 48
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