ALEXANDRIA, Va., July 28 -- United States Patent no. 12,693,570, issued on July 28, was assigned to Mellanox Technologies Ltd. (Yokneam, Israel).

"Dual-facet distributed feedback laser in Mach-Zehnder modulator structure" was invented by Paraskevas Bakopoulos (Ilion, Greece), Dimitrios Kalavrouziotis (Papagou, Greece), Moshe Oron (Rehovot, Israel), Nikolaos Argyris (Zografou, Greece) and Elad Mentovich (Tel Aviv, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments are disclosed for providing a dual-facet distributed feedback (DFB) laser in a Mach-Zehnder modulator (MZM) structure. An example system includes an MZM structure that includes a DFB laser, a first waveguide interferometer arm structu...