Patent ID: 11942395
Assignee: CIENA CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An apparatus, comprising:
first and second substrates, each of the first and second substrates comprising:
a base; and
at least one peripheral wall extending from the base, wherein one of the at least one peripheral walls of the first or second substrates includes at least one well defined within the at least one peripheral wall as a container so that adhesive does not leak from the at least one peripheral wall, and wherein the other of the at least one peripheral walls of the first or the second substrates that does not include a well is mechanically anchored to the well by the adhesive;

a stack having first and second ends, the stack disposed on the base of the first and/or the second substrates at the first and/or second ends, the stack comprising at least one element configured to generate thermal energy,
wherein the first substrate comprises a protrusion that extends from the base and is in contact with the stack.