Patent 10181455 was granted and assigned to Apple (company) on January, 2019 by the United States Patent and Trademark Office.
Package on package structures and methods of manufacture are described. In various embodiments, DRAM die are integrated into various locations within a package on package structure, including within a bottom logic die package, as a co-package with a top NAND die package, and as a hybrid package structure between a top NAND die package and a bottom logic die package.