English
Related papers

Related papers: Nanoscale spin-wave wake-up receiver

200 papers

A novel time-reversal subwavelength transmission technique, based on pulse shaping circuits (PSCs), is proposed. This technique removes the need for complex or electrically large electromagnetic structures by generating channel diversity…

Passive wireless sensors are crucial in modern medical and industrial settings to monitor procedures and conditions. We demonstrate a circuit to inductively excite passive resonators and to conduct their decaying signal response to a low…

Signal Processing · Electrical Eng. & Systems 2025-02-06 Fabian Mohn , Florian Thieben , Tobias Knopp

Significant aspects of advanced quantum technology today rely on rapid control of atomic matterwaves with hyperfine Raman transitions. Unfortunately, efficient Raman excitations are usually accompanied by uncompensated dynamic phases and…

Atomic Physics · Physics 2023-05-29 Liyang Qiu , Lingjing Ji , Jiangyong Hu , Yizun He , Yuzhuo Wang , Saijun Wu

Spin torque nano oscillators (STNO) are nano-scale devices that can convert a direct current into short wave-length spin-wave excitations in a ferromagnetic layer. We show that arrays of STNO can be used to create directional spin-wave…

Mesoscale and Nanoscale Physics · Physics 2016-11-25 Ferran Macià , Frank. C. Hoppensteadt , Andrew D. Kent

We present an approach to identifying wireless microwave tags using radio frequency (RF) fingerprinting and machine learning. The tags are designed for low cost and simplicity, consisting of only two antennas and a single nonlinear element…

Signal Processing · Electrical Eng. & Systems 2025-10-29 Cory Hilton , Mohammad Rashid , Faiz Sherman , Steven Bush , Jeffrey A. Nanzer

We introduce a wireless RF network concept for capturing sparse event-driven data from large populations of spatially distributed autonomous microsensors, possibly numbered in the thousands. Each sensor is assumed to be a microchip capable…

Signal Processing · Electrical Eng. & Systems 2023-05-23 Jihun Lee , Ah-Hyoung Lee , Vincent Leung , Farah Laiwalla , Miguel Angel Lopez-Gordo , Lawrence Larson , Arto Nurmikko

Establishing reliable data exchange in an underwater domain using energy and power-efficient communication methods is crucial and challenging. Radio frequencies are absorbed by the salty and mineral-rich water and optical signals are…

Systems and Control · Electrical Eng. & Systems 2024-05-29 Lukas Schulthess , Philipp Mayer , Luca Benini , Michele Magno

In this paper we discuss possibilities to manipulate a matter-wave with time-dependent potentials. Assuming a specific setup on an atom chip, we explore how one can focus, accelerate, reflect, and stop an atomic wave packet, with, for…

Quantum Physics · Physics 2015-05-14 M. Nest , Y. Japha , R. Folman , R. Kosloff

We demonstrate dispersive readout of the spin of an ensemble of Nitrogen-Vacancy centers in a high-quality dielectric microwave resonator at room temperature. The spin state is inferred from the reflection phase of a microwave signal…

Quantum Physics · Physics 2021-06-24 J. Ebel , T. Joas , M. Schalk , A. Angerer , J. Majer , F. Reinhard

Clock synchronization is ubiquitous in wireless systems for communication, sensing and control. In this paper we design a scalable system in which an indefinite number of passively receiving wireless units can synchronize to a single master…

Networking and Internet Architecture · Computer Science 2017-10-04 Dave Zachariah , Satyam Dwivedi , Peter Händel , Petre Stoica

Spin-torque nano-oscillators can emulate neurons at the nanoscale. Recent works show that the non-linearity of their oscillation amplitude can be leveraged to achieve waveform classification for an input signal encoded in the amplitude of…

This paper presents an always-on low-power wake-up receiver (WuRx) that activates the remainder of the system when a wake-up signal is detected. The proposed receiver has two phases of waking up. The first phase uses an integrated CMOS…

Signal Processing · Electrical Eng. & Systems 2021-06-02 Mahmoud Elhebeary , Samer Hanna , Sudhakar Pamarti , Danijela Cabric , Chih-Kong Ken Yang

In traditional spread-spectrum techniques, a wideband transmit signal is obtained by modulating a wideband carrier by a narrowband signal containing a relatively low-rate message. In the receiver, the respective demodulation/despreading…

Signal Processing · Electrical Eng. & Systems 2020-08-17 Alexei V. Nikitin , Ruslan L. Davidchack

We demonstrate using micromagnetic simulations that a nanomagnet array excited by Surface Acoustic Waves (SAWs) can work as a reservoir that can classify sine and square waves with high accuracy. To evaluate memory effect and computing…

With the proliferation of wideband active services in bands shared with passive receivers for remote sensing and radio astronomy, new methods are needed for deconflicting active and passive users. We have developed a technique for…

Networking and Internet Architecture · Computer Science 2023-05-31 Ashton Palacios , Dinah Bronson , Jon Backman , Karl Warnick , Philip Lundrigan

In this paper, a highly-efficient single-switch-regulated resonant wireless power receiver with hybrid modulation is proposed. To achieve both high efficiency and good output voltage regulation, phase shift and pulse width hybrid modulation…

Systems and Control · Electrical Eng. & Systems 2021-01-06 Kerui Li , Albert Ting Leung Lee , Siew-Chong Tan , Ron Shu Yuen Hui

The accuracy of microwave measurements is not only critical for applications in telecommunication and radar, but also for future quantum computers. Qubit technologies such as superconducting qubits or spin qubits require detecting minuscule…

Quantum Physics · Physics 2023-03-14 N. Crescini , E. G. Kelly , G. Salis , A. Fuhrer

We demonstrate a three-terminal spin wave-based device utilizing spin wave interference. The device consists of three coplanar transmission lines inductively coupled to the 100nm thick CoFe film. Two spin wave signals are excited by…

Other Condensed Matter · Physics 2008-11-03 Yina Wu , Mingqiang Bao , Alexander Khitun , Ji-Young Kim , Augustin Hong , Kang L Wang

In magnonics, an emerging branch of wave physics characterized by low-energy consumption, it is highly desirable to realize circuit elements within the scope of spin-wave computing. Here, based on numerical simulations, we demonstrate the…

Mesoscale and Nanoscale Physics · Physics 2020-09-30 Krzysztof Szulc , Piotr Graczyk , Michał Mruczkiewicz , Gianluca Gubbiotti , Maciej Krawczyk

We study theoretically electron spins in nanowire quantum dots placed inside a transmission line resonator. Because of the spin-orbit interaction, the spins couple to the electric component of the resonator electromagnetic field and enable…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Mircea Trif , Vitaly N. Golovach , Daniel Loss