Digital signal processing for short-reach optical communications: A review of current technologies and future trends
Driven primarily by cloud service and data-center applications, short-reach optical
communication has become a key market segment and growing research area in recent …
communication has become a key market segment and growing research area in recent …
[PDF][PDF] A review of liquid crystal spatial light modulators: devices and applications
Spatial light modulators, as dynamic flat-panel optical devices, have witnessed rapid
development over the past two decades, concomitant with the advancements in micro-and …
development over the past two decades, concomitant with the advancements in micro-and …
Mode-division multiplexed transmission of wavelength-division multiplexing signals over a 100-km single-span orbital angular momentum fiber
We experimentally demonstrate mode-division multiplexed (MDM) transmission using eight
orbital angular momentum (OAM) modes over a single span of 100-km low-attenuation and …
orbital angular momentum (OAM) modes over a single span of 100-km low-attenuation and …
Enhanced spin orbit interaction of light in highly confining optical fibers for mode division multiplexing
P Gregg, P Kristensen, A Rubano, S Golowich… - Nature …, 2019 - nature.com
Light carries both orbital angular momentum (OAM) and spin angular momentum (SAM),
related to wavefront rotation and polarization, respectively. These are usually approximately …
related to wavefront rotation and polarization, respectively. These are usually approximately …
12 mode, WDM, MIMO-free orbital angular momentum transmission
Simultaneous MIMO-free transmission of 12 orbital angular momentum (OAM) modes over a
1.2 km air-core fiber is demonstrated. WDM compatibility of the system is shown by using 60 …
1.2 km air-core fiber is demonstrated. WDM compatibility of the system is shown by using 60 …
All-fiber bandwidth tunable ultra-broadband mode converters based on long-period fiber gratings and helical long-period gratings
We demonstrated the fabrication of bandwidth tunable ultra-broadband mode converters
based on CO_2-laser inscribed long-period fiber gratings (LPFGs) and helical long-period …
based on CO_2-laser inscribed long-period fiber gratings (LPFGs) and helical long-period …
Mode division multiplexing based on ring core optical fibers
The unique modal characteristics of ring core fibers (RCFs) potentially enable the
implementation of mode-division multiplexing (MDM) schemes that can increase optical data …
implementation of mode-division multiplexing (MDM) schemes that can increase optical data …
Using standard 2× 2 MIMO to increase capacity of spatial multiplexing with OAM modes
Modal multiplexing can greatly increase fiber capacity, but often at the cost of high digital
processing with multiple-input multiple-output (MIMO) algorithms. The use of orbital angular …
processing with multiple-input multiple-output (MIMO) algorithms. The use of orbital angular …
Analysis of modal coupling due to birefringence and ellipticity in strongly guiding ring-core OAM fibers
After briefly recalling the issue of OAM mode purity in strongly-guiding ring-core fibers, this
paper provides a methodology to calculate the coupling strength between OAM mode …
paper provides a methodology to calculate the coupling strength between OAM mode …
Sub-kHz high-order mode Brillouin random fiber laser based on long-period fiber grating and distributed Rayleigh scattering in a half-open linear cavity
L Zhang, Z Wei, Y Li, H Shou, H Wang, M Zhu… - Optics …, 2023 - opg.optica.org
We demonstrate a narrow-linewidth high-order-mode (HOM) Brillouin random fiber laser
(BRFL) based on a long-period fiber grating (LPFG) and distributed Rayleigh random …
(BRFL) based on a long-period fiber grating (LPFG) and distributed Rayleigh random …