US 12,392,958 B2
Imaging lantern for enhanced optical transmission
Daniel Rivaud, Ottawa (CA); Michael Y. Frankel, Pikesville, MD (US); and Vladimir Pelekhaty, Baltimore, MD (US)
Assigned to Ciena Corporation, Hanover, MD (US)
Filed by Ciena Corporation, Hanover, MD (US)
Filed on Jan. 12, 2023, as Appl. No. 18/096,435.
Prior Publication US 2024/0241307 A1, Jul. 18, 2024
Int. Cl. G02B 6/06 (2006.01)
CPC G02B 6/06 (2013.01) 19 Claims
OG exemplary drawing
 
1. An imaging fiber bundle comprising:
a first end and a second end of a fiber cable, wherein each of the first end and the second end include N multimode cores, N>1; and
N photonic lantern groups within the fiber cable, wherein the N photonic lantern groups are disposed between and aligned to the N multimode cores at each of the first end and the second end thereby forming back-to-back N photonic lanterns between corresponding N multimode cores at the first end and the second end,
wherein the N photonic lantern groups include few-mode cores.