US 12,405,509 B2
Bright sources for pure photons entanglement
Mamoun Wahbeh, Stittsville (CA)
Assigned to OZ Optics Ltd., Ottawa (CA)
Filed by OZ Optics Ltd., Ottawa (CA)
Filed on May 30, 2023, as Appl. No. 18/203,263.
Claims priority of application No. 3160539 (CA), filed on May 30, 2022.
Prior Publication US 2023/0384647 A1, Nov. 30, 2023
Int. Cl. G02F 1/35 (2006.01); G02F 1/355 (2006.01); G02F 1/39 (2006.01); H04B 10/70 (2013.01)
CPC G02F 1/3546 (2021.01) [G02F 1/3503 (2021.01); G02F 1/3505 (2021.01); G02F 1/3526 (2013.01); G02F 1/3558 (2013.01); G02F 1/395 (2013.01); H04B 10/70 (2013.01)] 27 Claims
OG exemplary drawing
 
1. A wavelength conversion module comprising:
an interferometric engine comprising a polarization maintaining (PM) fiber and coupled to a periodically poled nonlinear waveguide (PPNW) for generating photon polarization entanglement or hyperentanglement via spontaneous parametric down conversion (SPDC).