ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,753, issued on Sept. 23, was assigned to Infinera Corp..

"Grouping of optical passbands for loading in an optical transmission spectrum using an affinity identifier" was invented by Sanjeev Ramachandran (Karnataka, India), Ashok Kunjidhapatham (Devarachikkanahalli, India), Anil Naduvile Veedu (Kerala, India) and Nandini Hanumanthagowda (Karnataka, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method are described herein. The system comprises a wavelength selective switch having a minimum passband width; a processor; and a memory storing a datastore and processor-executable instructions that when executed cause the processor to: ...