Orbital angular momentum and beyond in free-space optical communications [PDF]
Nanophotonics, 2022 Orbital angular momentum (OAM), which describes tailoring the spatial physical dimension of light waves into a helical phase structure, has given rise to many applications in optical manipulation, microscopy, imaging, metrology, sensing, quantum science,
Jian Wang, Shuhui Li, Yifan Zhao
exaly +3 more sources
Demonstration of 100 Gbps coherent free-space optical communications at LEO tracking rates. [PDF]
Sci Rep, 2022 Free-space optical communications are poised to alleviate the data-flow bottleneck experienced by spacecraft as traditional radio frequencies reach their practical limit. While enabling orders-of-magnitude gains in data rates, optical signals impose much
Walsh SM +7 more
europepmc +2 more sources
High-capacity free-space optical communications using wavelength- and mode-division-multiplexing in the mid-infrared region. [PDF]
Nat Commun, 2022 Due to its absorption properties in atmosphere, the mid-infrared (mid-IR) region has gained interest for its potential to provide high data capacity in free-space optical (FSO) communications.
Zou K +16 more
europepmc +2 more sources
Photonic neuromorphic technologies in optical communications. [PDF]
Nanophotonics, 2022 Machine learning (ML) and neuromorphic computing have been enforcing problem-solving in many applications. Such approaches found fertile ground in optical communications, a technological field that is very demanding in terms of computational speed and ...
Argyris A.
europepmc +2 more sources
Coherent optical communications using coherence-cloned Kerr soliton microcombs. [PDF]
Nat Commun, 2022 Dissipative Kerr soliton microcombs have been recognized as a promising multi-wavelength laser source for fiber optical communications, as their comb lines possess frequency and phase stability far beyond the independent lasers.
Geng Y +8 more
europepmc +3 more sources
Peta-bit-per-second optical communications system using a standard cladding diameter 15-mode fiber. [PDF]
Nat Commun, 2021 Data rates in optical fiber networks have increased exponentially over the past decades and core-networks are expected to operate in the peta-bit-per-second regime by 2030.
Rademacher G +12 more
europepmc +2 more sources
Effect of side-mode suppression ratio on the performance of self-seeded gain-switched optical pulses in lightwave communications systems [PDF]
, 1999 The side-mode suppression ratio (SMSR) of self-seeded gain-switched optical pulses is shown to be an extremely important factor for the use of these pulses in optical communications systems.
Anandarajah, Prince M., Barry, Liam P.
core +2 more sources
Advancing theoretical understanding and practical performance of signal processing for nonlinear optical communications through machine learning. [PDF]
Nat Commun, 2020 In long-haul optical communication systems, compensating nonlinear effects through digital signal processing (DSP) is difficult due to intractable interactions between Kerr nonlinearity, chromatic dispersion (CD) and amplified spontaneous emission (ASE ...
Fan Q, Zhou G, Gui T, Lu C, Lau APT.
europepmc +2 more sources
Quantum Limits in Optical Communications [PDF]
Journal of Lightwave Technology, 2020 This tutorial reviews the Holevo capacity limit as a universal tool to analyze the ultimate transmission rates in a variety of optical communication scenarios, ranging from conventional optically amplified fiber links to free-space communication with ...
Banaszek, Konrad +3 more
core +2 more sources
High-speed and on-chip graphene blackbody emitters for optical communications by remote heat transfer. [PDF]
Nat Commun, 2018 High-speed light emitters integrated on silicon chips can enable novel architectures for silicon-based optoelectronics, such as on-chip optical interconnects, and silicon photonics.
Miyoshi Y +8 more
europepmc +2 more sources