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Related papers: Towards a FPGA-controlled deep phase modulation in…

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While hardware implementations of inference routines for Binarized Neural Networks (BNNs) are plentiful, current realizations of efficient BNN hardware training accelerators, suitable for Internet of Things (IoT) edge devices, leave much to…

Computer Vision and Pattern Recognition · Computer Science 2021-02-18 Corey Lammie , Wei Xiang , Mostafa Rahimi Azghadi

Beam combiners are important components of an optical/infrared astrophysical interferometer, with many variants as to how to optimally combine two or more beams of light to fringe-track and obtain the complex fringe visibility. One such…

Instrumentation and Methods for Astrophysics · Physics 2022-05-16 Jonah T. Hansen , Michael J. Ireland , Andrew Ross-Adams , Simon Gross , Tiphaine Lagadec , Tony Travouillon , Joice Mathew

Embedded system performances are bounded by power consumption. The trend is to offload greedy computations on hardware accelerators as GPU, Xeon Phi or FPGA. FPGA chips combine both flexibility of programmable chips and energy-efficiency of…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-01-16 Christophe Alias

Waveguide-based interferometric circuits are widely employed in optical communications, sensing and computing applications. In particular, glass-based devices are appealing due to the transparency and bio-compatibility of this substrate, or…

Optics · Physics 2024-05-28 Roberto Memeo , Andrea Crespi , Roberto Osellame

Interferometric phase linking (IPL) has become a prominent technique for processing images of areas containing distributed scaterrers in SAR interferometry. Traditionally, IPL consists in estimating consistent phase differences between all…

Applications · Statistics 2024-03-14 Phan Viet Hoa Vu , Arnaud Breloy , Frédéric Brigui , Yajing Yan , Guillaume Ginolhac

Problem Statement: Field Programmable Gate Array (FPGA) circuits play a significant role in major recent embedded process control designs. However, exploiting these platforms requires deep hardware conception skills and remains an important…

Systems and Control · Computer Science 2013-12-20 Ahmed Ben Achballah , Slim Ben Othman , Slim Ben Saoud

FPGAs are well established in the signal processing domain, where their fine-grained programmable nature allows the inherent parallelism in these applications to be exploited for enhanced performance. As architectures have evolved, FPGA…

Hardware Architecture · Computer Science 2017-10-18 Abdullah Al-Dujaili , Suhaib A. Fahmy

Over the past few years questions have been raised concerning the use of laser communications links between sciencecraft to transmit phase information crucial to the reduction of laser frequency noise in the LISA science measurement. The…

General Relativity and Quantum Cosmology · Physics 2010-11-05 Scott E Pollack , Robin Tuck Stebbins

Inspired by Wilkinson ADC method, we implement a fast linear discharge method based on FPGA to digitize nuclear pulse signal. In this scheme, we use a constant current source to discharge the charge on capacitor which is integrated by the…

Instrumentation and Detectors · Physics 2018-06-08 Xiaoguang Kong , Yonggang Wang , Liwei Wang , Yong Xiao , Jie Kuang

Optomechanical systems combine extreme sensitivity and bandwidth in the control of mechanical motion, of interest for various applications. Integrated on a chip, actuated and detected all-optically by a single laser, they could disrupt…

A device based on a three-block Fresnel zone plate interferometer is proposed for hard X-ray phase-contrast imaging. The device combines a low requirement for the coherence of the initial radiation (the interferometer operates in the…

Instrumentation and Detectors · Physics 2021-04-22 L. A. Haroutunyan

Interferometers measure a wide variety of dynamic processes by converting a phase change into an intensity change. Nonlinear interferometers, making use of nonlinear media in lieu of beamsplitters, promise substantial improvement in the…

Quantum Physics · Physics 2016-11-16 Joseph M. Lukens , Nicholas A. Peters , Raphael C. Pooser

This paper, addressing the integration requirements of radar imaging and communication for High-Altitude Platform Stations (HAPs) platforms, designs a waveform based on linear frequency modulated (LFM) frequency-hopping signals that…

Signal Processing · Electrical Eng. & Systems 2024-12-24 Bang Huang , Sajid Ahmed , Mohamed-Slim Alouini

SU(1,1) interferometers, based on the usage of nonlinear elements, are superior to passive interferometers in phase sensitivity. However, the SU(1,1) interferometer cannot make full use of photons carrying phase information as the second…

Quantum Physics · Physics 2021-04-07 Jian-Dong Zhang , Chenglong You , Chuang Li , Shuai Wang

RF pulse modulation techniques are widely applied to shape RF pulses for various types of RF stations of particle accelerators. The amplitude and phase modulations are typically implemented with additional RF components that require drive…

Accelerator Physics · Physics 2026-03-04 Chao Liu , Ankur Dhar , Ronald Agustsson , Diego Amirari , Dennis Palmer , Martin Breidenbach , Emilio Nanni

An inertial sensor design is proposed in this paper to achieve high sensitivity and large dynamic range in the sub-Hz frequency regime. High acceleration sensitivity is obtained by combining optical cavity readout systems with…

Quantum Physics · Physics 2022-09-23 Yanqi Zhang , Adam Hines , Dalziel Wilson , Felipe Guzman

We theoretically investigate and experimentally demonstrate a procedure for conditional control and enhancement of an interferometric coupling between two qubits encoded into states of bosonic particles. Our procedure combines local…

Quantum Physics · Physics 2017-01-20 R. Stárek , M. Mičuda , I. Straka , M. Miková , M. Ježek , R. Filip , J. Fiurášek

Nonlinear interferometers are promising tools for quantum metrology, as they are characterized by an improved phase sensitivity scaling compared to linear interferometers operating with classical light. However, the multimodeness of the…

Quantum Physics · Physics 2023-11-28 D. Scharwald , T. Meier , P. R. Sharapova

In magnetic resonance imaging (MRI), the spectrometer is a fundamental component of MRI systems, responsible for the transmission of radiofrequency (RF) pulses that excite hydrogen nuclei and the subsequent acquisition of MR signals for…

Medical Physics · Physics 2024-09-16 Zesong Jiang , Muhang Zhang , Qing Zhang , Yuchong Xie

Field Programmable Gate Array technology (FPGA) is a highly configurable option for implementing many sophisticated signal processing tasks in Software Defined Radios (SDRs). Those types of radios are realized using highly configurable…

Hardware Architecture · Computer Science 2010-07-27 Sherif Welsen Shaker , Salwa Hussien Elramly , Khaled Ali Shehata