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Implantable wireless bioelectronic devices enable communication and/or power transfer through RF wireless connections with external nodes. These devices encounter notable design challenges due to the lossy nature of the host body, which…

Medical Physics · Physics 2024-07-03 Mingxiang Gao , Sujith Raman , Zvonimir Sipus , Anja K. Skrivervik

We have made observations of 98 low-Galactic-latitude pulsars to measure pulse broadening caused by multipath propagation through the interstellar medium. Data were collected with the 305-m Arecibo telescope at four radio frequencies…

This paper considers controlled scalar systems relying on a lossy wireless feedback channel. In contrast with the existing literature, the focus is not on the system controller but on the wireless transmit power controller that is…

Systems and Control · Electrical Eng. & Systems 2022-05-30 Yifei Sun , Samson Lasaulce , Michel Kieffer , Romain Postoyan , Dragan Nešić

The performance of control systems with input packet losses on the controller to plant communication channel is analysed. The main contribution of this work is a proof that linear optimal control systems operating with UDP-like…

Systems and Control · Electrical Eng. & Systems 2021-05-07 William Casbolt , Bryn Jones , Iñaki Esnaola

As Internet of Things (IoT) devices proliferate, sustainable methods for powering them are becoming indispensable. The wireless provision of power enables battery-free operation and is crucial for complying with weight and size…

Information Theory · Computer Science 2024-06-04 Kenneth M. Mayer , Laura Cottatellucci , Robert Schober

Low Earth Orbit (LEO) optical satellite communication systems face performance challenges due to atmospheric effects such as scintillation, turbulence, wavefront distortion, beam spread, and jitter. This paper presents a comprehensive…

Instrumentation and Methods for Astrophysics · Physics 2025-12-29 Dhruv Shivkant , Shreyaans Jain , Rohit K Ramakrishnan

Backscatter communication is a hot candidate for future IoT systems. It offers the possibility for connectivity with tiny amounts of energy that can be easily obtained from energy harvesting. This is possible as backscatter devices do not…

Information Theory · Computer Science 2023-06-29 Clemens Korn , Jörg Robert , Tobias Dräger

By exploiting the degree of freedom on the altitude, unmanned aerial vehicle (UAV) communication can provide ubiquitous communication for future wireless networks. In the case of concurrent transmission of multiple UAVs, the directional…

Systems and Control · Electrical Eng. & Systems 2023-07-25 Weihao Wang , Zesong Fei , Jing Guo , Salman Durrani , Halim Yanikomeroglu

Beaconless geocast protocols are routing protocols used to send messages in mobile ad-hoc wireless networks, in which the only information available to each node is its own location. Messages get routed in a distributed manner: each node…

Computational Geometry · Computer Science 2025-12-03 Joachim Gudmundsson , Irina Kostitsyna , Maarten Löffler , Tobias Müller , Vera Sacristán , Rodrigo I. Silveira

The performance of a cellular network can be significantly improved by employing many base stations (BSs), which shortens transmission distances. However, there exist no known results on quantifying the performance gains from deploying many…

Networking and Internet Architecture · Computer Science 2012-04-09 Seunghyun Lee , Kaibin Huang

In this proposal, a cost-effective energy harvesting and management system have been proposed. The regular power keeps around 200 Watt while the peak power can reach 300 Watt. The cost of this system satisfies the requirements and budget…

Signal Processing · Electrical Eng. & Systems 2019-11-07 Nan Xu , Xiao Qiu , Bo Xu , Junyuan Shu , Ka Ho Wan

Searches for radio technosignatures place constraints on the prevalence of extraterrestrial transmitters in our Galaxy and beyond. It is important to account for the complete stellar population captured within a radio telescope's field of…

Instrumentation and Methods for Astrophysics · Physics 2025-11-26 Louisa A. Mason , Michael A. Garrett , Andrew P. V. Siemion

In this paper we consider spatial networks that realize a balance between an infrastructure cost (the cost of wire needed to connect the network in space) and communication efficiency, measured by average shortest pathlength. A global…

Disordered Systems and Neural Networks · Physics 2015-05-19 Markus Brede

This paper studies an integrated sensing and communication (ISAC) system where a multi-antenna base station (BS) aims to communicate with a single-antenna user in the downlink and sense the unknown and random angle parameter of a target via…

Information Theory · Computer Science 2024-05-24 Chan Xu , Shuowen Zhang

An information measure based on fractional partitions of a set is used to derive a general dependence balance inequality for communication. This inequality is used to obtain new upper bounds on reliable and secret rates for multiterminal…

Information Theory · Computer Science 2026-04-14 Amin Gohari , Gerhard Kramer

A downlink for the return of scientific data from space probes at interstellar distances is studied. The context is probes moving at relativistic speed using a terrestrial directed-energy beam for propulsion, necessitating very-low mass…

Instrumentation and Methods for Astrophysics · Physics 2020-09-28 David Messerschmitt , Philip Lubin , Ian Morrison

The bistatic backscatter architecture, with its extended range, enables flexible deployment opportunities for backscatter devices. In this paper, we study the placement of power beacons (PBs) in bistatic backscatter networks to maximize the…

Signal Processing · Electrical Eng. & Systems 2021-08-31 Xiaolun Jia , Xiangyun Zhou

The upcoming sixth-generation (6G) wireless standard is anticipated to support a variety of applications that will require a seamless integration of sensing and communication services in a single network infrastructure. At the same time, 6G…

Signal Processing · Electrical Eng. & Systems 2025-03-25 Vaibhav Kumar , Marwa Chafii

Gbps wireless transmission over long distance at high frequency bands has great potential for 5G and beyond, as long as high beamforming gain could be delivered at affordable cost to combat the severe path loss. With limited number of RF…

Information Theory · Computer Science 2019-10-25 Jinfeng Du , Marcin Rybakowski , Kamil Bechta , Reinaldo A. Valenzuela

High speed wireless access on 60 GHz spectrum relies on high-gain directional antennas to overcome the severe signal attenuation. However, perfect alignment between transmitting and receiving antenna beams is rare in practice and overheard…

Information Theory · Computer Science 2016-11-24 Guang Yang , Jinfeng Du , Ming Xiao