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Next-generation cellular systems require low-power mm-wave phased-array ICs. Variable-gain LNAs (VG-LNAs) are key blocks enabling reduced hardware complexity, performance improvement and added functionalities. This paper reports a low-power…

Signal Processing · Electrical Eng. & Systems 2024-06-26 M. Spasaro , D. Zito

This paper presents a novel planar phased array that can work in Ka band designed for two-dimensional scanning. A four-modes pattern reconfigurable element based on microstrip Yagi antenna is proposed, and then developed into the 4X4 phased…

Instrumentation and Detectors · Physics 2020-04-23 Ze Yan , Naibo Zhang , Guangcun Shan

We present a new method to test the Standard Model expectations at the LHC using photon-induced $WW$ production. Both $W$ decay in the main ATLAS or CMS detectors while scattered protons are measured in forward detectors. The sensitivity to…

High Energy Physics - Phenomenology · Physics 2008-11-26 O. Kepka , C. Royon

The contemporary superconductive electronics is widely using planar circuits with micrometer-scale elements for a variety of applications. With the rise of complexity of a circuit and increased number of its components, a simple impedance…

Applied Physics · Physics 2019-07-24 A. Karpov , A. P. Zhuravel , A. S. Averkin , V. I. Chichkov , A. V. Ustinov

We investigate a novel integrated sensing and communication (ISAC) system supported by pinching antennas (PAs), which can be dynamically activated along a dielectric waveguide to collect spatially diverse observations. This capability…

Signal Processing · Electrical Eng. & Systems 2025-05-06 Ata Khalili , Brikena Kaziu , Vasilis K. Papanikolaou , Robert Schober

Periodic structures with subwavelength features are instrumental in the versatile and effective control of electromagnetic waves from radio frequencies up to optics. In this paper, we theoretically evaluate the potential applications and…

Mesoscale and Nanoscale Physics · Physics 2013-01-04 Arya Fallahi , Julien Perruisseau-Carrier

When using ultra-wideband (UWB) signaling on massive multiple-input multiple-output (mMIMO) systems, the electromagnetic wave at each array element incurs an extra propagation delay comparable to (or larger than) the symbol duration,…

Signal Processing · Electrical Eng. & Systems 2022-07-12 Liza Afeef , Abuu B. Kihero , Hüseyin Arslan

In this work, a planar phased array antenna was engineered with ultra-wideband (UWB) performance that covers portions of the L-, S-, and C-bands. The unit cell design contains a driven layer that is directly connected to a single coaxial…

Applied Physics · Physics 2017-06-16 David W. Landgren , Daniel J. P. Dykes , Kenneth W. Allen

Contactless sensing using wireless communication signals has garnered significant attention due to its non-intrusive nature and ubiquitous infrastructure. Despite the promise, the inherent bistatic deployment of wireless communication…

Information Theory · Computer Science 2026-03-10 Wenwei Li , Jiarun Zhou , Qinxiao Quan , Fusang Zhang , Daqing Zhang

Ultrasound (US) is widely used for clinical imaging applications thanks to its real-time and non-invasive nature. However, its lesion detectability is often limited in many applications due to the phase aberration artefact caused by…

Image and Video Processing · Electrical Eng. & Systems 2022-02-18 Shujaat Khan , Jaeyoung Huh , Jong Chul Ye

Millimeter-wave superconducting resonators are a useful tool for studying quantum device coherence in a new frequency domain. However, improving resonators is difficult without a robust and reliable method for coupling millimeter-wave…

Orbital angular momentum (OAM) based radio vortex wireless communications have received much attention recently because it can significantly increase the spectrum efficiency. The uniform circular array (UCA) is a simple antenna structure…

Signal Processing · Electrical Eng. & Systems 2018-09-14 Shanghua Gao , Wenchi Cheng , Wei Zhang , Hailin Zhang

The evolution of wireless networks is driving new paradigms for consideration in upcoming generations. To this end, the 6G anticipates the development of several data-rate-hungry applications, in addition to a forecast growth in…

Information Theory · Computer Science 2026-04-07 Elmehdi Illi , Marwa Qaraqe

We introduce a simple approach for a tunable up-conversion detector. This scheme is relevant for both single photon detection or anywhere where low light levels at telecom wavelengths need to be detected with a high degree of temporal…

Quantum Physics · Physics 2009-11-13 R. T. Thew , H. Zbinden , N. Gisin

We propose a leaky optical waveguide achieved with a uniaxially anisotropic metamaterial that supports both forward and backward leaky waves. The backward leaky nature is exploited in a sub-diffraction imaging system.

Optics · Physics 2009-12-22 Huikan Liu , Kevin J. Webb

This paper investigates the impact of practical features of the emerging antenna array technology of Dynamic Metasurface Antennas (DMAs) when used for wideband sensing. By adopting a realistic DMA response model capturing frequency…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Ioannis Gavras , George C. Alexandropoulos

Although several existing and upcoming telescopes have imaging as their primary mode, they also have a sensitive phased-array mode with a multiple-beam forming capability enabling high time resolution studies of several types of objects,…

Instrumentation and Methods for Astrophysics · Physics 2010-01-29 Jayanth Chennamangalam , Yogesh Maan , Avinash A. Deshpande

Pinching antenna systems (PASSs) can dynamically adapt their transmit and receive arrays for sensing and communication in wireless systems. This work explores the potential of PASSs for integrated sensing and communication (ISAC) by…

Information Theory · Computer Science 2026-03-18 Saba Asaad , Chongjun Ouyang , Zhiguo Ding , Ali Bereyhi

We combine lossless, phase-only transformations with fully-transmitting linear-optical scatterers to define the principle of linear-optical phase amplification. This enables a physical phase shift $\phi$ to be nonlinearly mapped to a new…

We propose a novel approach for efficient tuning of the transmission characteristics of metamaterials through a continuous adjustment of the lattice structure, and confirm it experimentally in the microwave range. The concept is rather…

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