Results 61 to 70 of about 66,312 (263)

Experimental Demonstration of 1.2-Tb/s Optical PDM SCFDM Superchannel Multicasting by HNLF

IEEE Photonics Journal, 2013
Threefold 1.2-Tb/s optical polarization-division-multiplexing (PDM) single-carrier frequency-division-multiplexing (SCFDM) and orthogonal-frequency-division-multiplexing (OFDM) superchannel multicasting, utilizing multiple-pump four-wave mixing (FWM) by ...
Yuanxiang Chen, Juhao Li, Paikun Zhu, Yingying Xu, Yongqi He, Zhangyuan Chen   +5 more
doaj   +1 more source

Engineered RNA Devices for In Vivo Targeted Therapeutics via Advanced Delivery Systems

Aggregate, EarlyView.
Schematic illustration of engineered RNA devices for in vivo targeted therapeutics via advanced delivery systems. ABSTRACT Engineered RNA devices can identify disease‐specific markers and precisely regulate gene expression, which is of great significance to the development of precision medicine.
Wei Luo, Xia Liu, Ying Han, Yijing Duan, Chuao Yu, Na Kong, Tian Xie   +6 more
wiley   +1 more source

Simple 2D chaotic remapping scheme for securing optical communication networks

Journal of Engineering, 2019
In this work, a simple and new method is proposed to simultaneously improve the physical layer security and the transmission performance of the optical orthogonal frequency division multiplexing system, by combining orthogonal frequency division ...
Hiba Abdel Wahab Jabori, Oday A.L.A Ridha   +1 more
doaj   +1 more source

Optical Neuromorphic Technology Catalyzes the Next‐Generation Mobile Communication Technology

Advanced Intelligent Systems, EarlyView.
Advancements in optical computing could revolutionize next‐generation wireless communication. The review highlights the role of photonic integrated circuits in implementing neural network operations and discusses their benefits, such as high computational density.
Xiaoxiong Song, Ziling Fu, Jiajia Wang, Dapeng Wang, Nan Li, Zhenping Hu, Xingyuan Xu   +6 more
wiley   +1 more source

Principles，technologies and challenges of OQAM-OFDM for 5G applications

Dianxin kexue, 2016
5G will need to be able to support much larger connections of communication devices and meet the requirements of diverse scenarios.However，this requirement cannot be met by OFDM（orthogonal frequency division multiplexing）due to its own drawbacks.As an ...
Jun LI, Yuan TIAN, Yu QIU, Da CHEN, Tao JIANG   +4 more
doaj   +2 more sources

Dynamic spectrum allocation in orthogonal frequency-division multiplexing optical networks

Journal of Engineering Research, 2014
Orthogonal frequency-division multiplexing has emerged as a technology that can meet the requirements of diverse, bandwidth-intensive applications envisioned in future optical networks.
Anwar Alyatama
semanticscholar   +1 more source

Computational Modeling of Tetralayer Graphene/h‐BN/MoS2/Phosphorene Heterostructured Sensors for Real‐Time Fault Detection and Predictive Maintenance of High‐Voltage Power Transmission Lines

Advanced Physics Research, EarlyView.
A fully simulation‐based study integrating graphene/h‐BN/MoS2/phosphorene heterostructures for fault detection in high‐voltage power lines. Coupled DFT‐FEA models predict mechanical, thermal, discharge, and EMI performance with >99.7 % accuracy. The work establishes a multi‐physics computational paradigm for predictive maintenance and digital‐twin ...
Arash Vaghef‐Koodehi, Mahmoud Nikoufard   +1 more
wiley   +1 more source

Performance Analysis of Optical Wireless Channel Based on Beamforming Techniques Using Advanced Modulation Schemes

Tikrit Journal of Engineering Sciences
The need for a very high data rate in the next-generation wireless network is growing, and optical wireless communication has become one of the best options for addressing this important problem. The optical system endures power and bandwidth losses due
Lwaa Faisal Abdulameer, Adil Fadhil Mushatet, Tania Tariq Salim   +2 more
doaj   +1 more source

Harnessing Synergies between Combinatorial Microfluidics and Machine Learning for Chemistry, Biology, and Fluidic Design

Chemistry–Methods, EarlyView.
This review explores the synergy of combinatorial microfluidics and machine learning, highlighting their transformative impact on high‐throughput experimentation, closed‐loop reaction optimization, and autonomous platform development. Key applications in chemical synthesis, biological research, and microfluidic design are discussed, addressing ...
Suyash S. Damir, Julie Probst, Andrew deMello, Stavros Stavrakis   +3 more
wiley   +1 more source

Controlling Peak-to-Average Power Ratio in Orthogonal Frequency Division Multiplexing System

Journal of Engineering and Sustainable Development, 2013
A major drawback of Orthogonal Frequency Division Multiplexing at the transmitter side is the high peak-to-average power ratio (PAPR) of the signal. Conventional solutions for this problem are to use a linear amplifier ( or to back-off the operating ...
Ismail Sh. Baqir
doaj