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Power and Spectral Range Characteristics for Optical Power Converters [PDF]

open access: yesEnergies, 2021
High-performance optical power converters (OPCs) enable isolated electrical power and power beaming applications at new wavelengths and higher output powers.
Simon Fafard   +12 more
doaj   +4 more sources

Perspective on photovoltaic optical power converters [PDF]

open access: yesJournal of Applied Physics, 2021
Optical wireless power transmission (OWPT) can be used for applications that cannot access traditional power using metal wires. Photovoltaic power-converting III-V semiconductor devices are the core components required for achieving such remote and galvanically isolated power deployments.
Simon Fafard, Simon Fafard
exaly   +2 more sources

74.7% Efficient GaAs-Based Laser Power Converters at 808 nm at 150 K

open access: yesPhotonics, 2022
High-efficiency multijunction laser power converters are demonstrated for low temperature applications with an optical input at 808 nm. The photovoltaic power converting III-V semiconductor devices are designed with GaAs absorbing layers, here with 5 ...
Simon Fafard, Denis P. Masson
doaj   +3 more sources

Overcoming the rate-power trade-off: multi-junction photovoltaic receivers for efficient near-infrared power and gigabit data transmission [PDF]

open access: yesnpj Wireless Technology
—Photonic power converters are promising receivers for simultaneous optical wireless information and power transfer systems. Fundamental trade-offs between generated power and data transmission speed, however, have constrained device performance.
Carmine Pellegrino   +11 more
doaj   +2 more sources

High-Efficiency and High-Power Multijunction InGaAs/InP Photovoltaic Laser Power Converters for 1470 nm

open access: yesPhotonics, 2022
The high-efficiency capabilities of multijunction laser power converters are demonstrated for high-power applications with an optical input of around 1470 nm. The InP-based photovoltaic power converting III-V semiconductor devices are designed here, with
Simon Fafard, Denis P. Masson
doaj   +3 more sources

Vertical Multi-Junction Laser Power Converters with 61% Efficiency at 30 W Output Power and with Tolerance to Beam Non-Uniformity, Partial Illumination, and Beam Displacement

open access: yesPhotonics, 2023
Stable and reliable optical power converting devices are obtained using vertical multi-junction laser power converters. They are based on the GaAs and the InP material systems and are used for power-over-fiber or power-beaming applications.
Simon Fafard, Denis Masson
doaj   +3 more sources

Onset of Quantum-Confined Stark Effects in Multijunction Photovoltaic Laser Power Converters Designed with Thin Subcells

open access: yesPhotonics, 2023
Photovoltaic multijunction power-converting III–V semiconductor devices generate electrical power from the optical energy of laser beams. They exhibit conversion efficiencies reaching values greater than 60% and 50% for the GaAs and the InP material ...
Simon Fafard, Denis Masson
doaj   +3 more sources

67.5% Efficient InP-Based Laser Power Converters at 1470 nm at 77 K

open access: yesPhotonics
Recent developments in long wavelength and cryogenic laser power converters have unlocked record performances in both areas. Here, devices for an optical input at ~1470 nm are studied for cryogenic applications, combining these cryogenic and long ...
Simon Fafard, Denis Masson
doaj   +3 more sources

Development and characterisation of laser power converters for optical power transfer applications

open access: yesIET Optoelectronics, 2014
Interest in single‐junction photovoltaic devices has been renewed in recent years due to their potential to produce very high optical to electrical conversion efficiencies under monochromatic illumination. A single‐junction photovoltaic converter was developed for monochromatic radiation (a laser power converter (LPC)) to ...
Stephen Sweeney, Jayanta Mukherjee
exaly   +4 more sources

55% Efficient High-Power Multijunction Photovoltaic Laser Power Converters for 1070 nm

open access: yesPhotonics
High-efficiency multijunction laser power converters are demonstrated for the first time at high power for optical inputs around 1070 nm. The InP-based photovoltaic power-converting III–V heterostructures are designed with eight lattice-matched InGaAsP ...
Simon Fafard, Denis Masson
doaj   +3 more sources

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