Results 21 to 30 of about 140,728 (306)

Frequency Comb-Based WDM Transmission Systems Enabling Joint Signal Processing

open access: yesApplied Sciences, 2018
We review the use of optical frequency combs in wavelength-division multiplexed (WDM) fiber optic communication systems. In particular, we focus on the unique possibilities that are opened up by the stability of the comb-line spacing and the phase ...
Lars Lundberg   +6 more
doaj   +1 more source

Optimal encapsulation of maroon bush (Scaevola spinescens R. Br.) extract enriched with bioactive compounds

open access: yesApplied Food Research, 2021
Scaevola spinescens is endemic to Australia and traditionally used as a medicinal plant. Current research has linked the plant with antibacterial, antiviral, anti-inflammatory, and anticancer properties, however, its use is limited due to the instability
Kien Q. Nguyen   +3 more
doaj   +1 more source

Sistem Modulator dan Demodulator BPSK dengan Costas Loop

open access: yesTechne, 2015
Pada tulisan ini akan dibahas suatu sistem transmisi data berbasis BPSK (Binary Phase Shift Keying) menggunakan Costas Loop pada demodulatornya. Pada prinsipnya Costas Loop adalah bentuk khusus dari PLL yang difungsikan untuk melakukan demodulasi sinyal ...
Budihardja Murtianta
doaj   +1 more source

Role of carrier reservoirs on the slow phase recovery of quantum dot semiconductor optical amplifiers [PDF]

open access: yes, 2022
This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. This article appeared in Appl. Phys. Lett.
Meuer, C.   +3 more
core   +1 more source

Non Data Aided Parameter Estimation for Multi-User ARGOS Receivers [PDF]

open access: yes, 2012
In this paper, parameter estimators are analyzed in the context of Successive Interference Cancelation (SIC) receivers for the ARGOS system. A Non Data Aided (NDA) feed forward estimator is proposed for the amplitude and the carrier phase parameters ...
Benoit Escrig   +9 more
core   +1 more source

Master-slave carrier recovery for M-QAM multicore fiber transmission [PDF]

open access: yes, 2019
Master-slave carrier recovery is a digital signal processing technique that uses correlated phase noise in multi-channel receivers to eliminate redundant carrier recovery blocks. In this paper we experimentally investigate the performance of master-slave
Puttnam, Benjamin J.   +15 more
core   +1 more source

The self-carrier effect of hematite in the flotation

open access: yes工程科学学报, 2019
Finely disseminated iron ores are a type of refractory iron ores that exist in many regions in China, where fine grind is essential to liberate iron minerals from gangue.
Dong LI   +3 more
doaj   +1 more source

Carrier-Free Nanodrug Based on Co-Assembly of Methylprednisolone Dimer and Rutin for Combined Treatment of Spinal Cord Injury

open access: yes, 2023
Spinal cord injury (SCI), which is characterized by excessive inflammatory cell infiltration and accumulation of oxidative substance, would severely impede neurological functional recovery and lead to permanent and profound neurologic deficits and even ...
Chunsheng Xiao (1707031)   +13 more
core   +1 more source

Simulasi Sinkronisasi Carrier pada Modulasi Digital menggunakan Matlab

open access: yesJurnal Elkomika, 2014
ABSTRAKDalam sistem komunikasi digital, salah satu manfaat teknik pengkodean adalah sebagai efisiensi bandwidth. Pada kanal komunikasi, adanya noise akan mengganggu dan  menurunkan kinerja sistem komunikasi digital.
DWI ARYANTA   +2 more
doaj   +1 more source

Carrier Phase Recovery for Array Navigation Receiver: A Fast Phase Retrieval Approach

open access: yesIEEE Access, 2019
A fast carrier phase recovery scheme is developed for satellite navigation receiver using an antenna array based on the phase retrieval theory, in which the antenna array provides sufficient measurement information for the phase recovery algorithm. First,
Qiang Li   +4 more
doaj   +1 more source

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