Results 11 to 20 of about 57,612 (310)

Optimum Design of a Composite Optical Receiver by Taguchi and Fuzzy Logic Methods [PDF]

open access: yesMicromachines, 2021
This paper investigates a composite optical receiver for an indoor visible light communication (VLC) system. The optical gain, received power, and signal-to-noise ratio (SNR) are considered to be optimized.
Ning Wang, Xing Peng, Lingbao Kong
doaj   +2 more sources

Ultrafast one-chip optical receiver with functional metasurface [PDF]

open access: yesNature Communications
High-speed optical receivers are crucial in modern optical communication systems. While complex photonic integrated circuits (PICs) are widely employed to harness the full degrees of freedom (DOFs) of light for efficient data transmission, their ...
Go Soma   +6 more
doaj   +2 more sources

High-performance 100 Gbps free-space optical communication via optical pin beam receiver [PDF]

open access: yesCommunications Engineering
Free-space optical communication with high transmission bandwidth and small antenna size has been progressively deployed for ground-air-space communications in recent years.
Meiling Guan   +15 more
doaj   +2 more sources

Monolithic optoelectronic integrated broadband optical receiver with graphene photodetectors

open access: yesNanophotonics, 2017
Optical receivers with potentially high operation bandwidth and low cost have received considerable interest due to rapidly growing data traffic and potential Tb/s optical interconnect requirements.
Cheng Chuantong   +7 more
doaj   +2 more sources

Receiver alignment dependence of a GA controlled optical wireless transmitter [PDF]

open access: yes, 2009
A genetic algorithm controlled multispot transmitter is demonstrated to be capable of optimizing the received power distribution for single element receivers in fully diffuse mobile indoor optical wireless systems.
Leeson, Mark S.   +2 more
core   +1 more source

Optical wireless communications utilizing a dicode PPM PIN-BJT receiver [PDF]

open access: yes, 2005
Original results are presented for an optical wireless system employing dicode pulse position modulation (DiPPM) and a PIN-BJT receiver. When operating at and a bit rate of 10 Mb/s a sensitivity of –51 dBm (Pe=10-9) is achieved and this represents a ...
Cryan, R.A., Menon, M.
core   +1 more source

Performance analysis of a 2-D time-wavelength OCDMA wavelength-aware receiver with beat noise [PDF]

open access: yes, 2006
The effect of beat noise on two-dimensional time-wavelength optical code-division multiple-access systems utilising wavelength-aware receivers is examined. A derivation of a general formula for the bit error probability taking into consideration multiple
Taher Bazan   +5 more
core   +1 more source

Spectrum-sliced wavelength division multiplexed systems with optical preamplifiers [PDF]

open access: yes, 2009
The effect of dispersion on a spectrum-sliced wavelength division multi-plexed system with an optical preamplifier receiver is investigated using a theoretical model based on the statistics to improve understanding of spectrum slicing in a realistic ...
Sun, Shaobo, Leeson, Mark S.
core   +1 more source

A 50-GBaud QPSK Optical Receiver With a Phase/Frequency Detector for Energy-Efficient Intra-Data Center Interconnects

open access: yesIEEE Open Journal of the Solid-State Circuits Society, 2022
This paper describes the energy-efficient realization of a QPSK optical receiver (CoRX) for short-reach intra-datacenter interconnects based on analog coherent detection. The CoRX comprises inphase and quadrature channels for each polarization and a high-
Luis A. Valenzuela   +5 more
doaj   +1 more source

A Sensing Device with the Optical Temperature Sensors-Based Quad-RX Module and a Security Module

open access: yesSensors, 2021
In this paper, we present a sensing device with the optical temperature sensors-based quad receiver (Quad-RX) module and a security module. In addition, in order to prevent cyberattacks on critical national infrastructures and key facilities, we ...
Kyeeun Kim   +7 more
doaj   +1 more source

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