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The Simons Observatory (SO) is an upcoming polarization-sensitive Cosmic Microwave Background (CMB) experiment on the Cerro Toco Plateau (Chile) with large overlap with other optical and infrared surveys (e.g., DESI, LSST, HSC). To enable…

High resolution digital micro-mirror devices (DMD) make it possible to produce nearly arbitrary light fields with high accuracy, reproducibility and low optical aberrations. However, using these devices to trap and manipulate ultracold…

Instrumentation and Detectors · Physics 2017-02-06 Klaus Hueck , Anton Mazurenko , Niclas Luick , Thomas Lompe , Henning Moritz

Recently, coherent digital subcarrier multiplexing (DSCM) technology has become an attractive solution for next-generation ultra-high-speed datacenter interconnects (DCIs). To meet the requirements of low-cost and low-power consumption in…

Signal Processing · Electrical Eng. & Systems 2024-07-16 Wei Wang , Dongdong Zou , Weihao Ni , Fan Li

Diffuse X-ray Explorer (DIXE) is a proposed X-ray spectroscopic survey experiment for the China Space Station. Its detector assembly (DA) contains the transition edge sensor (TES) microcalorimeter and readout electronics based on the…

Instrumentation and Methods for Astrophysics · Physics 2024-05-14 Jiejia Liu , Sifan Wang , Hai Jin , Qian Wang , Wei Cui

In this work, we propose a novel low complexity Generalised Frequency Division Multiplexing (GFDM) transceiver design. GFDM modulation matrix is factorized into FFT matrices and a diagonal matrix to design low complexity GFDM transmitter.…

Information Theory · Computer Science 2018-11-19 Shashank Tiwari , Suvra Sekhar Das

Leveraging the spatial modes of multimode waveguides using mode-division multiplexing (MDM) on an integrated photonic chip allows unprecedented scaling of bandwidth density for on-chip communication. Switching channels between waveguides is…

This study introduces a Block Phase Tracking Reference Signal (PTRS) allocation approach for Discrete Fourier Transform-spread-Orthogonal Frequency Division Multiplexing (DFT-s-OFDM) systems to enhance phase noise tracking and compensation.…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Mostafa Ibrahim , Sabit Ekin , Yingming , Tsai , Ravikumar Pragada

A novel dynamic hybrid beamforming architecture is proposed to achieve the spatial multiplexing-power consumption tradeoff for near-field multiple-input multiple-output (MIMO) networks, where each radio frequency (RF) chain is connected to…

Information Theory · Computer Science 2023-12-27 Zheng Zhang , Yuanwei Liu , Zhaolin Wang , Jian Chen , Tony Q. S. Quek

Affine Frequency Division Multiplexing (AFDM), which is based on discrete affine Fourier transform (DAFT), has recently been proposed for reliable communication in high-mobility scenarios. Two low complexity detectors for AFDM are…

Information Theory · Computer Science 2022-03-08 Ali Bemani , Nassar Ksairi , Marios Kountouris

In recent years, mode-division multiplexing (MDM) has been proposed as a promising solution in order to increase the information capacity of optical networks both in free-space and in optical fiber transmission. Here we present the design,…

In this paper, deep learning (DL)-aided data detection of spatial multiplexing (SMX) multiple-input multiple-output (MIMO) transmission with index modulation (IM) (Deep-SMX-IM) has been proposed. Deep-SMX-IM has been constructed by…

Signal Processing · Electrical Eng. & Systems 2022-02-08 Merve Turhan , Ersin Ozturk , Hakan Ali Cirpan

The rapid development of IoT technology has led to a shortage of spectrum resources and energy, giving rise to simultaneous wireless information and power transfer (SWIPT) technology. However, traditional multiple input multiple output…

Signal Processing · Electrical Eng. & Systems 2025-05-27 Yixuan Guo , Mingliang Xiong , Wen Fang , Qingwei Jiang , Qingwen Liu , Gang Yan

Massive multiple-input multiple-output (MIMO) has enabled substantial spatial multiplexing and array gains in real-world systems, while distributed MIMO (D-MIMO) improves macro-diversity over wide areas at the cost of deployment complexity.…

Signal Processing · Electrical Eng. & Systems 2026-03-30 Hiroki Iimori , Yuto Hama

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…

Fusing LiDAR and image features in a homogeneous BEV domain has become popular for 3D object detection in autonomous driving. However, this paradigm is constrained by the excessive feature compression. While some works explore dense voxel…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Xuzhong Hu , Zaipeng Duan , Pei An , Jun zhang , Jie Ma

The performance of optical fiber systems based on nonlinear frequency-division multiplexing (NFDM) or on more conventional transmission techniques is compared through numerical simulations. Some critical issues affecting NFDM…

Information Theory · Computer Science 2017-07-19 Stella Civelli , Enrico Forestieri , Marco Secondini

Voltage biased, frequency multiplexed TES bolometers have become a widespread tool in mm-wave astrophysics. However, parasitic impedance and dynamic range issues can limit stability, performance, and multiplexing factors. Here, we present…

Instrumentation and Methods for Astrophysics · Physics 2012-10-19 Tijmen de Haan , Graeme Smecher , Matt Dobbs

Multiplexers based on the modulation of superconducting quantum interference devices are now regularly used in multi-kilopixel arrays of superconducting detectors for astrophysics, cosmology, and materials analysis. Over the next decade,…

Instrumentation and Methods for Astrophysics · Physics 2012-05-02 K. D. Irwin , H. M. Cho , W. B. Doriese , J. W. Fowler , G. C. Hilton , M. D. Niemack , C. D. Reintsema , D. R. Schmidt , J. N. Ullom , L. R. Vale

Montgomery modular multiplication is widely-used in public key cryptosystems (PKC) and affects the efficiency of upper systems directly. However, modulus is getting larger due to the increasing demand of security, which results in a heavy…

Cryptography and Security · Computer Science 2026-03-17 Yuxuan Zhang , Hua Guo , Chen Chen , Yewei Guan , Xiyong Zhang , Zhenyu Guan

As a candidate waveform for next-generation wireless communications, generalized frequency division multiplexing (GFDM) features several decent properties which make it promising. In this paper, we systematically overview the research about…

Information Theory · Computer Science 2020-08-21 Ching-Lun Tai , Tzu-Han Wang , Yu-Hua Huang