Results 51 to 60 of about 936 (145)

Integrated Light Sources Based on Micro‐Ring Resonators for Chip‐Based LiDAR

open access: yesLaser &Photonics Reviews, Volume 19, Issue 2, January 22, 2025.
This paper systematically reviews the major developments of micro‐ring‐resonator‐based integrated tunable external cavity lasers and integrated micro‐resonator optical frequency combs for chip‐scale LiDAR in several promising integrated photonics platforms, including SiON, Si, Si3N4, and LiNbO3 platform.
Langyong Huang   +13 more
wiley   +1 more source

Secondary Brown Carbon Formation From Photooxidation of Furans From Biomass Burning

open access: yesGeophysical Research Letters, Volume 51, Issue 1, 16 January 2024.
Abstract Furans are a major class of volatile organic compounds emitted from biomass burning. Their high reactivity with atmospheric oxidants leads to the formation of secondary organic aerosol (SOA), including secondary brown carbon (BrC) that can affect global climate via interactions with solar radiation.
T. Joo   +6 more
wiley   +1 more source

A Simplified Adaptive Modulation Scheme for RSOA Based DDO-OFDM System using CAZAC Precoding

open access: yes, 2016
We experimentally demonstrated a RSOA based DDO-OFDM system using CAZAC precoding. Adaptive modulation has been simply and efficiently performed after CAZAC precoding to improve the sensitivity and overall data rate thanks to the equalized SNR.
Zhenhua Feng   +17 more
core   +1 more source

1.25-3.125 Gb/s per user PON with RSOA as phase modulator for statistical wavelength ONU [PDF]

open access: yes, 2015
We report a new scheme to support, cost efficiently, ultra-dense wavelength division multiplexing (UDWDM) for optical access networks. As validating experiment, we apply phase modulation of a reflective semiconductor optical amplifier (RSOA) at the ONU ...
Polo Querol, Víctor   +5 more
core   +1 more source

Off-set Filtering Effect in SOA Based Optical Access Network [PDF]

open access: yesRadioengineering, 2016
In-line and reflective semiconductor optical amplifiers (SOA and RSOA) can be effectively utilized as external optical intensity modulators. However the limited modulation bandwidth affects the application possibilities, because next generation access ...
E. Udvary
doaj  

Simultaneous ER Enhancement and Light Reuse Scheme for RSOA-Based WDM-PONs [PDF]

open access: yes, 2009
A simultaneous extinction-ratio enhancement and light reuse scheme was proposed for RSOA-based WDM-PONs to enhance 10/1.25-Gbps downstream and upstream transmissions.
Yang, Chun-liang; Lee, San-liang; Hsieh, Ting-lin   +3 more
core   +1 more source

Turkish Validity and Reliability Study of Resilience Scale for Older Adults

open access: yesPsikiyatride Güncel Yaklaşımlar
Objective: The Resilience Scale for Older Adults (RSOA) is designed to assess the ability of older individuals to cope with difficulties, utilize social and family support, and evaluate their level of life satisfaction.
Zeynep Seray Akyol   +1 more
doaj   +1 more source

Caracterização de moduladores RSOA em ligações de radio sobre fibra [PDF]

open access: yes, 2014
Doutoramento em Engenharia ElectrotécnicaIn this work physical and behavioral models for a bulk Reflective Semiconductor Optical Amplifier (RSOA) modulator in Radio over Fiber (RoF) links are proposed. The transmission performance of the RSOA modulator
Liu, Zhansheng
core  

A BIDIRECTIONAL DIRECTLY MODULATED CABLE PON BASED ON A RSOA [PDF]

open access: yesProgress In Electromagnetics Research C, 2010
A bidirectional directly modulated cable passive optical network (PON) based on a re∞ective semiconductor optical amplifler (RSOA) as a colorless modulator in the optical network unit (ONU) is proposed and demonstrated. Good performances of downstream carrier-to-noise ratio (CNR)/composite second-order (CSO)/composite triple beat (CTB) and upstream bit
Hsiao-Chun Peng   +4 more
openaire   +1 more source

NG-PON2 Compliant RSOA-based FDM PON Architecture for Flexible Upstream Bandwidth Allocation

open access: yes, 2016
We propose an upstream FDM PON architecture exploiting RSOA at the ONU, maintaining NG-PON2 standard layout with flexible bandwidth allocation.
BRUNERO, MARCO   +11 more
core   +1 more source

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