Patent ID: 11908839
Assignee: MONOLITHIC 3D INC.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. A 3D device, the device comprising:
at least a first level comprising logic circuits; and
at least a second level bonded to said first level,
wherein said second level comprises a plurality of transistors,
wherein said device comprise connectivity structures,
wherein said connectivity structures comprise at least one of the following:
a. differential signaling, or
b. radio frequency transmission lines, or
c. Surface Waves Interconnect (SWI) lines

wherein said bonded comprises oxide to oxide bond regions and metal to metal bond regions,
wherein said device comprises a first device and a second device, each comprising said first level and said second level,
wherein said first level comprises a substrate comprising single crystal silicon,
wherein said first device has a substantially greater surface area than said second device, and
wherein a layout of a portion of said second level of said second device is identical to a portion of said second level of said first device.