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Related papers: Space-division multiplexing for fiber-wireless com…

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Wavenumber-division multiplexing (WDM) was introduced as a counterpart of orthogonal frequency-division multiplexing in the spatial-frequency domain for line-of-sight holographic multiple-input multiple-output (MIMO) systems. In this paper,…

Signal Processing · Electrical Eng. & Systems 2025-12-03 Ashutosh Prajapati , Prathapasinghe Dharmawansa , Marco Di Renzo , Italo Atzeni

High-speed signal processing is essential for maximizing data throughput in emerging communication applications, like multiple-input multiple-output (MIMO) systems and radio-frequency (RF) interference cancellation. However, as these…

Polymer Optical Fiber (POF) can be and are being used in various fields of applications. Two of the main fields are the automotive and the home entertainment sector. The POF can be applied in several different optical communication systems…

Optics · Physics 2007-05-29 Ulrich H. P. Fischer , Matthias Haupt , Christian Reinboth

Distributed multiple-input multiple-output (D\mbox{-}MIMO) is a promising technology to realize the promise of massive MIMO gains by fiber-connecting the distributed antenna arrays, thereby overcoming the form factor limitations of…

This article introduces an energy and spectral efficient multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) transmission scheme designed for the future sixth generation (6G) wireless communication…

Signal Processing · Electrical Eng. & Systems 2024-04-10 Sen Wang , Tianxiong Wang , Shulun Zhao , Zhen Feng , Guangyi Liu , Chunfeng Cui , Chih-Lin I , Jiangzhou Wang

The space communications industry is challenged to develop a technology that can deliver broadband services to user terminals equipped with miniature antennas, such as handheld devices. One potential solution to establish links with ground…

Space-division multiplexing using multimode optical fibers has been applied to quantum-level signals with time-bin and phase encoding, achieving Mqubits per second over 8 km of few-mode fiber. The dead time of single-photon detectors,…

Quantum Physics · Physics 2025-09-08 Mario Zitelli

The rapidly growing global data usage has demanded more efficient ways to utilize the scarce electromagnetic spectrum resource. Recent research has focused on the development of efficient multiplexing techniques in the millimeter-wave band…

There is a demand for the same data content from several user equipments (UEs) in many wireless communication applications. Physical-layer multicasting combines the beamforming capability of massive MIMO (multiple-input multiple-output) and…

Signal Processing · Electrical Eng. & Systems 2025-04-09 Mahmoud Zaher , Emil Björnson

OFDMA systems are considered as the promising multiple access scheme of next generation multi-cellular wireless systems. In order to ensure the optimum usage of radio resources, OFDMA radio resource management algorithms have to maximize…

Signal Processing · Electrical Eng. & Systems 2018-03-22 Pol Henarejos , Ana Perez-Neira , Velio Tralli , Marco Moretti , Nikos Dimitriou , Giulio Dainelli

Programmable optical devices provide performance enhancement and flexibility to spatial multiplexing systems enabling transmission of tributaries in high-order eigenmodes of spatially-diverse transmission media, like multimode fiber (MMF).…

Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier modulation technique which is very much popular in new wireless networks of IEEE standard, digital television, audio broadcasting and 4G mobile communications. The main…

Networking and Internet Architecture · Computer Science 2013-09-30 Ankit Chadha , Neha Satam , Beena Ballal

This letter presents and analyzes orthogonal frequency-division multiplexing (OFDM)-based multi-carrier transmission for cell-free massive multi-input multi-output (CFmMIMO) over frequency-selective fading channels. Frequency-domain…

Information Theory · Computer Science 2021-07-06 Wei Jiang , Hans Dieter Schotten

Limited bandwidth resources and higher energy efficiency requirements motivate incorporating multicast and broadcast transmission into the next-generation cellular network architectures, particularly for multimedia streaming applications.…

Information Theory · Computer Science 2019-04-04 Junlin Zhao , Deniz Gündüz , Osvaldo Simeone , David Gómez-Barquero

A novel monostatic multiple-input multiple-output (MIMO) dual-function radar communication (DFRC) system is proposed, that uses the available bandwidth efficiently for both sensing and communication. The proposed system, referred to as…

Signal Processing · Electrical Eng. & Systems 2022-03-30 Zhaoyi Xu , Athina Petropulu

Over the years, communication speed of networks has increased from a few Kbps to several Mbps, as also the bandwidth demand, Communication Protocols, however have not improved to that extent. With the advent of Wavelength Division…

Networking and Internet Architecture · Computer Science 2010-05-18 Iyengar. S , N Apte , A. A. Roy , S. Sanyal , N. M. Singhi , Wu Geng Feng

The advent of real-time multimedia services over the Internet has stimulated new technologies for expanding the information carrying capacity of optical network backbones. Multilayer wavelength division multiplexing (WDM) packet switching…

Networking and Internet Architecture · Computer Science 2017-01-08 Angela Amphawan , Mohd Amirol Md Khair , Hassanuddin Hasan

In this research paper, an efficient routing protocol for all optical network (AOL) is proposed. The technique uses wavelength division multiplexing (WDM). The proposed one is different from the conventional AOL protocol in transmission of…

Networking and Internet Architecture · Computer Science 2014-07-25 Kazi Sakib , Mosaddek Hossain Kamal , Upama Kabir

With the ever-increasing user density and quality of service (QoS) demand,5G networks with limited spectrum resources are facing massive access challenges. To address these challenges, in this paper, we propose a novel discrete semantic…

Signal Processing · Electrical Eng. & Systems 2024-07-12 Shuai Ma , Chuanhui Zhang , Bin Shen , Youlong Wu , Hang Li , Shiyin Li , Guangming Shi , Naofal Al-Dhahir

Bandwidth constraints limit LoRa implementations. Contemporary IoT applications require higher throughput than that provided by LoRa. This work introduces a LoRa Multiple Input Multiple Output (MIMO) system and a spatial multiplexing…

Computers and Society · Computer Science 2025-06-10 Atonu Ghosh , Sharath Chandan , Sudip Misra
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