Search Results - "Zou, Kaiheng"
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High-capacity free-space optical communications using wavelength- and mode-division-multiplexing in the mid-infrared region
Published in Nature communications (10-12-2022)“…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…”
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Turbulence-resilient pilot-assisted self-coherent free-space optical communications using automatic optoelectronic mixing of many modes
Published in Nature photonics (01-10-2021)“…In free-space optical communications that use both amplitude and phase data modulation (for example, in quadrature amplitude modulation (QAM)), the data are…”
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Beyond 200G Direct Detection Transmission With Nyquist Asymmetric Twin-SSB Signal at C-Band
Published in Journal of lightwave technology (01-09-2017)“…For short reach and metro applications, single sideband (SSB) is a promising scheme due to its high spectral efficiency and tolerance to chromatic dispersion…”
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Single Carrier 400G Transmission With Single-Ended Heterodyne Detection
Published in IEEE photonics technology letters (01-11-2017)“…We demonstrate single channel 448 Gb/s (56 GBaud) and wavelength division multiplexed (WDM) 1.792-Tb/s transmission of Nyquist polarization division…”
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224 Gb/s Optical Carrier-Assisted Nyquist 16-QAM Half-Cycle Single-Sideband Direct Detection Transmission over 160 km SSMF
Published in Journal of lightwave technology (01-05-2017)“…We demonstrate 224 Gb/s single polarization direct detection transmission over 160 km standard single mode fiber with Nyquist 16-ary quadrature amplitude…”
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Atmospheric turbulence strength distribution along a propagation path probed by longitudinally structured optical beams
Published in Nature communications (05-08-2023)“…Atmospheric turbulence can cause critical problems in many applications. To effectively avoid or mitigate turbulence, knowledge of turbulence strength at…”
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C-Band 112 Gb/s Nyquist Single Sideband Direct Detection Transmission Over 960 km SSMF
Published in IEEE photonics technology letters (15-04-2017)“…We demonstrate the single channel direct detection transmission of 112 Gb/s Nyquist 16-QAM half-cycle single sideband (SSB) subcarrier modulation (SCM) signal…”
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800 Gb/s (8 × 100 Gb/s) Nyquist Half-Cycle Single-Sideband Modulation Direct-Detection Transmission Over 320 km SSMF at C-band
Published in Journal of lightwave technology (15-05-2017)“…Direct detection shows great attraction in short- and medium-reach transmission for its low cost and easy integration. Especially, single-sideband (SSB)…”
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High Speed Band-Limited 850-nm VCSEL Link Based on Time-Domain Interference Elimination
Published in IEEE photonics technology letters (01-05-2017)“…Short-distance optical interconnection among servers in data centers has attracted the attentions of a multitude of researchers. The method to make the optical…”
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Receiver aperture and multipath effects on power loss and modal crosstalk in a THz wireless link using orbital-angular-momentum multiplexing
Published in Scientific reports (18-08-2022)“…The channel capacity of terahertz (THz) wireless communications can be increased by multiplexing multiple orthogonal data-carrying orbital-angular-momentum…”
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Fiber Nonlinearity Mitigation in 32-Gbaud 16QAM Nyquist-WDM Systems
Published in Journal of lightwave technology (01-05-2016)“…Fiber nonlinearity distortion limits the achievable transmission distance and channel capacity of optical transmission systems. In this paper, we demonstrate…”
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Integrated circuits based on broadband pixel-array metasurfaces for generating data-carrying optical and THz orbital angular momentum beams
Published in Nanophotonics (Berlin, Germany) (14-07-2023)“…There is growing interest in using multiple multiplexed orthogonal orbital angular momentum (OAM) beams to increase the data capacity of communication systems…”
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Phase Conjugated and Transparent Wavelength Conversions of Nyquist 16-QAM Signals Employing a Single-Layer Graphene Coated Fiber Device
Published in Scientific reports (02-03-2016)“…We fabricate a nonlinear optical device based on a fiber pigtail cross-section coated with a single-layer graphene grown by chemical vapor deposition (CVD)…”
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Dynamic aerosol and dynamic air-water interface curvature effects on a 2-Gbit/s free-space optical link using orbital-angular-momentum multiplexing
Published in Nanophotonics (Berlin, Germany) (04-11-2021)“…When an orbital-angular-momentum (OAM) beam propagates through the dynamic air–water interface, the aerosol above the water and the water surface curvature…”
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Orbital Angular Momentum Beams for High-Capacity Communications
Published in Journal of lightwave technology (01-04-2023)“…There is a growing interest in structured light, especially orbital angular momentum (OAM) beams, due to its unique amplitude and phase structure. Multiple…”
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Optical Signal Processing Aided by Optical Frequency Combs
Published in IEEE journal of selected topics in quantum electronics (01-03-2021)“…This paper highlights certain optical signal processing (OSP) functions that can be achieved when using optical frequency combs. An optical frequency comb can…”
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1 λ × 1.44 Tb/s free-space IM-DD transmission employing OAM multiplexing and PDM
Published in Optics express (22-02-2016)“…We report the experimental demonstration of single wavelength terabit free-space intensity modulation direct detection (IM-DD) system employing both orbital…”
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Free-space mid-IR communications using wavelength and mode division multiplexing
Published in Optics communications (15-08-2023)“…There has been growing interest in free-space optical (FSO) communications in the mid-infrared (mid-IR) region. In this paper, we review FSO communications in…”
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Advances in Multi-Channel Mid-IR Free-Space Optical Communications
Published in Journal of lightwave technology (01-10-2024)“…Free-space optical (FSO) communications in the mid-infrared (mid-IR) wavelength region has gained increasing interest due, in part, to the lower atmospheric…”
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