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Related papers: Silicon Resonant Antenna

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Electrically small dielectric antennas are of great interest for modern technologies, since they can significantly reduce the physical size of electronic devices for processing and transmitting information. We investigate the influence of…

Conventional multistatic radar systems using microwave and millimeter-wave (mm-wave) frequencies seek to reconstruct the target in the imaging domain, employing many transmitting and receiving antenna elements. These systems are suboptimal,…

Applied Physics · Physics 2018-06-20 Ali Molaei , Juan Heredia-Juesas , Galia Ghazi , James Vlahakis , Jose Martinez-Lorenzo

Silicon optics with wide bandwidth anti-reflection (AR) coatings, made of multi-layer textured silicon surfaces, are developed for millimeter and submillimeter wavelengths. Single and double layer AR coatings were designed for an optimal…

Instrumentation and Methods for Astrophysics · Physics 2018-06-20 F. Defrance , G. Chattopadhyay , J. Connors , S. Golwala , M. I. Hollister , C. Jung-Kubiak , E. Padilla , S. Radford , J. Sayers , E. C. Tong , H. Yoshida

The very significant growth of the wireless communication industry has spawned tremendous interest in the development of high performances radio frequencies (RF) components. Micro Electro Mechanical Systems (MEMS) are good candidates to…

Other Computer Science · Computer Science 2008-02-22 C. Durand , F. Casset , P. Ancey , F. Judong , A. Talbot , R. Quenouillere , D. Renaud , S. Borel , B. Florin , L. Buchaillot

The very demanding requirements of the SKA-low instrument call for a challenging antenna design capable of delivering excellence performance in radiation patterns, impedance matching, polarization purity, cost, longevity, etc. This paper is…

Instrumentation and Methods for Astrophysics · Physics 2015-12-07 E. de Lera Acedo , N. Razavi-Ghods , N. Troop , N. Drought , A. J. Faulkner

We investigate the use of a dynamic metasurface as the transmitting antenna for a synthetic aperture radar (SAR) imaging system. The dynamic metasurface consists of a one-dimensional microstrip waveguide with complementary electric…

An ensemble of resonators arranged on a sub-wavelength scale is usually considered as a bulk effective medium, known as a metamaterial, and can offer unusual macroscopic properties. Here, we take a different approach and limit ourselves to…

Optics · Physics 2019-10-09 S. Metais , G. Lerosey , F. Lemoult

An electronically reconfigurable dual-band-reflectarray antenna is presented in this paper. The tunable unit cell, a ring loaded square patch with a single varactor diode connected across the gap between the ring and the patch, is modeled…

In this renovating era of technology, human life has considerably changed like transport has been transformed from bull cart to aircraft, land line phones to 4G/5G cellular phones, CRT based T. V to LED T. V etc. Human being has perceived…

Physics Education · Physics 2021-08-10 R. P. Gawade , S. G. Dahotre

We introduce a practical dielectric metasurface design for microwave frequencies. The metasurface is made of an array of dielectric resonators held together by dielectric connections thus avoiding the need of a mechanical support in the…

Graphene is a two-dimensional (2D) semimetal with high mobility in charge carriers due to the existence of Dirac points. Silicene is another promising material, with properties analog to graphene. Many silicon (Si) based electronic devices…

Materials Science · Physics 2021-09-07 K M Abeywickrama , P K D D P Pitigala , W W P De Silva

Fluid antenna system (FAS)/movable antenna (MA) has emerged as a promising technology to fully exploit the spatial degrees of freedom (DoFs). In this paper, we propose a new rotatable antenna (RA) model, as a simplified implementation of…

Information Theory · Computer Science 2025-02-28 Qingjie Wu , Beixiong Zheng , Tiantian Ma , Rui Zhang

Molecular electronics on silicon has distinct advantages over its metallic counterpart. We describe a theoretical formalism for transport through semiconductor-molecule heterostructures, combining a semi-empirical treatment of the bulk…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 T. Rakshit , G-C. Liang , A. W. Ghosh , S. Datta

For E-band wireless communications, a high gain steerable antenna with sub-arrays is desired to reduce the implementation complexity. This paper presents an E-band communication link with 256-elements antennas based on 8-elements sub-arrays…

Microstrip antennas are extensively used in spacecraft systems and other applications where they encounter a plasma environment. A detailed computational investigation of change in antenna radiation properties in the presence of plasma has…

Plasma Physics · Physics 2016-11-17 Hardik Vyas , Bhaskar Chaudhury , Sanjeev Gupta

In this work, a novel design of electromagnetically reconfigurable antennas (ERAs) based on a fluid antenna system (FAS) is proposed, and the corresponding wireless channel model is established. Different from conventional antenna arrays…

Systems and Control · Electrical Eng. & Systems 2025-05-06 Ruiqi Wang , Pinjun Zheng , Tareq Y. Al-Naffouri , Atif Shamim

The bowtie antenna is a topic of growing interest in recent years. In this paper, we design, fabricate, and characterize a modified gold bowtie antenna integrated on a transparent silica substrate. The bowtie antenna is designed with broad…

Integrated sensing and communication (ISAC) system has been envisioned as a promising technology to be applied in future applications requiring both communication and high-accuracy sensing. Different from most research focusing on…

Signal Processing · Electrical Eng. & Systems 2023-08-17 Jintao Wang , Chengwang Ji , Jiajia Guo , Shaodan Ma

Over the previous few years, the millimetre wave frequency range and sub-THz range have been received a lot of attention as they include unused frequency spectrum resources that are appropriate for providing a lot of applications such as…

Instrumentation and Detectors · Physics 2022-05-06 Kamel S. Sultan

Rotatable antenna (RA) is a promising technology that can exploit new spatial degrees-of-freedom (DoFs) by flexibly adjusting the three-dimensional (3D) boresight direction of antennas. In this letter, we investigate an RA-enhanced…

Information Theory · Computer Science 2025-12-16 Kecheng Pan , Beixiong Zheng , Yanhua Tan , Emil Björnson , Robert Schober , Rui Zhang