Patent ID: 11869870
Assignee: SITIME CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An apparatus comprising:
a first die having a first electrical contact; and
a second die having a second electrical contact;
wherein the apparatus is fabricated according to a process in which an oxide-inhibiting material, disposed on a surface of one of the first electrical contact and the second electrical contact, is melted and forms a bond region between the first electrical contact and the second electrical contact, the bond region having a material constituency that is at least in part different than either the first electrical contact or the second electrical contact;
wherein:
the first electrical contact comprises one of aluminum, a mixture of aluminum-silicon, a mixture of aluminum-copper and a mixture of aluminum-silicon-copper; and
the second electrical contact comprises one of silicon, germanium, and a mixture of silicon-germanium.