System on a Package Innovations With Universal Chiplet Interconnect Express (UCIe) Interconnect

Universal Chiplet Interconnect Express (UCIe) is an open industry standard interconnect for developing an open chiplet ecosystem, where chiplets from any supplier can be packaged anywhere in an interoperable manner. This article delves into the architectural and protocol aspects that we developed and have been adopted in the UCIe 1.0 specification. We present our results on these aspects based on our implementation studies.