Intel corporation (20240113029). MULTICHIP IC DEVICES IN GLASS MEDIUM & INCLUDING AN INTERCONNECT BRIDGE DIE simplified abstract

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MULTICHIP IC DEVICES IN GLASS MEDIUM & INCLUDING AN INTERCONNECT BRIDGE DIE

Organization Name

intel corporation

Inventor(s)

Jeremy Ecton of Gilbert AZ (US)

Brandon Marin of Gilbert AZ (US)

Srinivas Pietambaram of Chandler AZ (US)

Hiroki Tanaka of Gilbert AZ (US)

Suddhasattwa Nad of Chandler AZ (US)

MULTICHIP IC DEVICES IN GLASS MEDIUM & INCLUDING AN INTERCONNECT BRIDGE DIE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240113029 titled 'MULTICHIP IC DEVICES IN GLASS MEDIUM & INCLUDING AN INTERCONNECT BRIDGE DIE

Simplified Explanation

The patent application describes multi-die packages with at least one glass substrate between two adjacent IC dies or surrounding an interconnect bridge die. The IC dies may be placed within recesses in the glass substrate, and conductive vias may extend through the glass substrate. The bridge die can be directly bonded or soldered to the adjacent IC dies for fine pitch interconnect. Metallization features on the second side of the glass substrate electrically interconnect the IC dies to package interconnect interfaces.

  • Glass substrate used in multi-die packages
  • IC dies placed within recesses in the glass substrate
  • Conductive vias extend through the glass substrate
  • Bridge die directly bonded or soldered to adjacent IC dies
  • Metallization features on the glass substrate for interconnect

Potential Applications

The technology can be applied in:

  • High-performance computing
  • Telecommunications
  • Automotive electronics

Problems Solved

The technology addresses:

  • Fine pitch interconnect challenges
  • Space constraints in multi-die packages
  • Improved electrical connectivity

Benefits

The benefits of this technology include:

  • Enhanced performance
  • Increased reliability
  • Space-saving design

Potential Commercial Applications

This technology can be utilized in:

  • Data centers
  • Mobile devices
  • Automotive electronics

Possible Prior Art

One possible prior art is the use of silicon substrates in multi-die packages for interconnect purposes.

Unanswered Questions

How does the planarization process impact the overall package performance?

The planarization process ensures a flat surface for bonding and interconnects, but its effect on electrical properties and reliability needs further investigation.

What are the environmental implications of using glass substrates in electronic packaging?

The environmental impact of glass substrates, including recycling and disposal considerations, is an area that requires more research and analysis.


Original Abstract Submitted

multi-die packages including at least one glass substrate within a space between two adjacent ic dies or surrounding an interconnect bridge die. the various ic dies may be placed within recesses formed in the glass substrate. the ic die and glass substrate, along with any conductive vias extending through the glass substrate may be planarized. the bridge die may be directly bonded or soldered to the adjacent ic dies, providing fine pitch interconnect. the opposite side of the adjacent ic dies and glass substrate may be attached to a host component or may be built up with package dielectric material. metallization features formed on the second side of the glass substrate may electrically interconnect the ic dies to package interconnect interfaces that may be further coupled to a host with solder interconnects.