Results 71 to 80 of about 107,562 (201)

Design and Characterization of a Two‐Dimensional Soft Array Based on Cooperative Dielectric Elastomer Actuators

open access: yesAdvanced Functional Materials, Volume 36, Issue 74, 14 September 2026.
A fully polymeric two‐dimensional array of Dielectric Elastomers enables self‐sensing, cooperative actuation, and large‐stroke operation in a DE‐based autonomous conveyor. Based only on voltage and current measurements at actuator level, the system detects the presence of a ball and subsequently drives it toward a target position.
Saverio Addario   +6 more
wiley   +1 more source

Classification of Interference Signal for Automotive Radar Systems With Convolutional Neural Network

open access: yesIEEE Access, 2020
When a radar signal generated by another vehicle arrives at an ego-vehicle, mutual interference occurs, which can seriously degrade the detection performance of the radar.
Jinwook Kim   +3 more
doaj   +1 more source

Thin‐film lithium niobate photonics: Frontiers in millimeter‐wave and terahertz generation and integrated applications

open access: yesInfoScience, Volume 3, Issue 3, September 2026.
With the advancement of 6G communications, high‐precision radar, and advanced imaging technologies, there is a growing demand for compact, high‐performance light sources capable of generating high‐frequency radio waves (millimeter‐wave and terahertz waves). This article systematically introduces how to efficiently generate these high‐frequency waves on
Jianfeng Xiong   +8 more
wiley   +1 more source

Unified waveform design for 6G low-power system

open access: yes物联网学报
Technologies such as AIoT (ambient internet of things), LPWA (low power wide area), and LP-WUS/WUR (low power wake up signal and radio) are key enablers for low-power system design.
HUANG Wei   +3 more
doaj   +2 more sources

Nonlinear chirp waveform optimization for obtaining ultra-short attosecond pulses

open access: yes四川大学学报. 自然科学版, 2021
By regulating the nonlinear chirp waveforms, a method to extend the harmonic cutoff and enhance the harmonic intensity by combining two kinds of nonlinear chirp forms has been proposed.
YUAN Quan, FENG Li-Qiang
doaj  

Distance and Velocity Measurement of Coherent Lidar Based on Chirp Pulse Compression

open access: yesSensors, 2019
To explore lidar, which can simultaneously measure the distance and velocity of long-distance targets at high resolution, a coherent lidar system based on chirp pulse compression has been studied.
Jing Yang, Bin Zhao, Bo Liu
doaj   +1 more source

Superimposed Chirp Waveforms for SWIPT With Diplexer-Based Integrated Receivers

open access: yesIEEE Transactions on Wireless Communications
In this paper, we present the superposition of chirp waveforms for simultaneous wireless information and power transfer (SWIPT) applications. Exploiting the chirp waveform characteristics enables us to superimpose multiple chirps, thereby allowing transmission of the same number of waveforms over less bandwidth.
Arijit Roy 0005   +2 more
openaire   +3 more sources

Chirp Excitation

open access: yes, 2018
A package containing NMR pulse sequences, waveform files, experimental data-sets, and MATLAB codes for ultra-broadband chirp ...
Foroozandeh, M (via Mendeley Data)
core   +1 more source

Development of an RF IV waveform based stress test procedure for use on GaN HFETs [PDF]

open access: yes, 2012
This paper reports on the development of an RF IV waveform based stress test procedure. DC and low-voltage RF characterisation was carried out before and after high power RF stress.
Tasker, Paul J.   +3 more
core   +1 more source

Towards GW-Scale Isolated Attosecond Pulse Far beyond Carbon K-Edge Driven by Mid-Infrared Waveform Synthesizer

open access: yesApplied Sciences, 2018
We discuss the efficient generation of intense “water window„ (0.28⁻0.54 keV) isolated attosecond pulses (IAPs) using a mid-infrared (MIR) waveform synthesizer.
Yuxi Fu   +4 more
doaj   +1 more source

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