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Integrated sensing and communications (ISAC) has been identified as one of the six usage scenarios for IMT-2030. Compared with communication performance, sensing performance is much more vulnerable to interference, and the received…

Signal Processing · Electrical Eng. & Systems 2025-03-28 Bichai Wang , Xiuhong Wei , Xueru Li , Yongxing Zhou

Strong-ARM Dynamic Latch Comparators are widely used in high-speed analog-to-digital converters (ADCs), sense amplifiers in memory, RFID applications, and data receivers. This paper presents different methods to improve the performance of…

Systems and Control · Electrical Eng. & Systems 2024-02-23 Kasi Bandla , Dipankar Pal

The increasing number of inverter based resources (IBRs) connected to modern power systems necessitate accurate modeling of IBRs in stability studies. Measurement-based modeling approaches can create an impedance/admittance model of IBRs to…

Systems and Control · Electrical Eng. & Systems 2022-07-28 Sushrut Thakar , Deepak Ramasubramanian

Relaxation oscillator-based circuits are widely used for interfacing various resistive and capacitive sensors. The electrical equivalent of most resistive and capacitive sensors is represented using a parallel combination of resistor and…

Systems and Control · Electrical Eng. & Systems 2023-07-18 Mohamad Idris Wani , Sadan Saquib Khan , Benish Jan , Meraj Ahmad , Maryam Shojaei Baghini , Laxmeesha Somappa , Shahid Malik

We present a novel electrical technique to measure the tension of wires in multi-wire drift chambers. We create alternating electric fields by biasing adjacent wires on both sides of a test wire with a superposition of positive and negative…

Instrumentation and Detectors · Physics 2018-12-05 D. Garcia-Gamez , V. Basque , T. G. Brooks , J. J. Evans , M. Perry , S. Söldner-Rembold , F. Spagliardi , A. M. Szelc

This paper presents a novel heterodyne grating interferometer designed to meet the precise measurement requirements of next-generation lithography systems and large-scale atomic-level manufacturing. Utilizing a dual-frequency light source,…

In this paper we are interested in the problem of adaptive synchronization of a voltage source converter with a possibly weak grid with unknown angle and frequency, but knowledge of its parameters. To guarantee a suitable synchronization…

Systems and Control · Electrical Eng. & Systems 2022-01-17 Daniele Zonetti , Alexey Bobtsov , Romeo Ortega , Nikolay Nikolaev , Oriol Gomis-Bellmunt

A proposed phase-estimation protocol based on measuring the parity of a two-mode squeezed-vacuum state at the output of a Mach-Zehnder interferometer shows that the Cram\'{e}r-Rao sensitivity is sub-Heisenberg [Phys.\ Rev.\ Lett.\ {\bf104},…

Quantum Physics · Physics 2017-05-17 Zixin Huang , Keith R. Motes , Petr M. Anisimov , Jonathan P. Dowling , Dominic W. Berry

To enable user diversity and multiplexing gains, a fully digital precoding multiple input multiple output (MIMO) architecture is typically applied. However, a large number of radio frequency (RF) chains make the system unrealistic to…

Signal Processing · Electrical Eng. & Systems 2019-12-02 Tongyang Xu , Christos Masouros , Izzat Darwazeh

Arrays of ultrasonic sensors are capable of 3D imaging in air and an affordable supplement to other sensing modalities, such as radar, lidar, and camera, i.e. in heterogeneous sensing systems. However, manufacturing tolerances of…

Signal Processing · Electrical Eng. & Systems 2024-12-19 Raphael Müller , Gianni Allevato , Matthias Rutsch , Christoph Haugwitz , Tianyi Liu , Mario Kupnik , Marius Pesavento

In this paper, a comparative analysis is presented for conventional and modified H Bridge configuration of 5 and 7 level inverter. A modified H Bridge converter utilizes a reduced number of switches for the same level output as compared to…

Systems and Control · Electrical Eng. & Systems 2019-08-28 Chithaj Mallikarjun , Niteesh S Shanbog , Sangeeta Modi

The high demand for 3D imaging in intelligent robotics is motivating the advances of coherent LiDARs towards high performances with low complexity/cost. However, the current coherent LiDARs suffer from the tight coupling between the high…

Optics · Physics 2024-12-31 Long Wang , Liang Hu , Wenhai Jiao , Yaxin Shang , Jianping Chen , Guiling Wu

Total acoustic transmission between air and water was shown in our recent paper to be attainable with a solid interface comprising two parallel thin elastic plates connected by rigid ribs, although the transmissivity is a narrow-band…

Applied Physics · Physics 2025-03-05 Hesam Bakhtiary Yekta , Andrew N. Norris

We present a real-time differential phasefront detector sensitive to better than 3 mrad rms, which corresponds to a precision of about 500 pm. This detector performs a spatially resolving measurement of the phasefront of a heterodyne…

Impedance measurements provide a useful probe of the physics of bolometers and calorimeters. We describe a method for measuring the complex impedance of these devices. In previous work, stray impedances and readout electronics of the…

After a general introduction, the basic principles of wake-field and beamcoupling- impedance computations are explained. This includes time domain, frequency domain, and methods that do not include excitations by means of a particle beam.…

Accelerator Physics · Physics 2018-05-07 Uwe Niedermayer

We experimentally demonstrate the phase relations of 3-port gratings by investigating 3-port coupled Fabry-Perot cavities. Two different gratings which have the same 1st order diffraction efficiency but differ substantially in their 2nd…

Optics · Physics 2009-11-13 A. Bunkowski , O. Burmeister , K. Danzmann , R. Schnabel

Various issues concerned with the design and sensitivity of the Anderson bridge are discussed. We analyse the circuit using the tools of Network Analysis to determine the conditions under which the balance may be obtained with greater…

Classical Physics · Physics 2008-04-25 P. Arun , Kuldeep Kumar , Mamta

Drones can inspect overhead power lines while they remain energized, significantly simplifying the inspection process. However, localizing a drone relative to all conductors using an onboard LiDAR sensor presents several challenges: (1)…

Robotics · Computer Science 2025-06-27 Alexandre Girard , Steven A. Parkison , Philippe Hamelin

We present a first-principles study of a coherent relationship between the optimized geometry and conductance of a three-aluminum-atom wire during its elongation process. Our simulation employs the most definite model including…

Condensed Matter · Physics 2009-11-10 Tomoya Ono , Kikuji Hirose