Results 31 to 40 of about 69,207 (314)

Chronic Disease Monitoring Using Advanced Compliant Materials for Bioelectronics

Advanced Electronic Materials, EarlyView.
Compliant bioelectronic systems enable continuous monitoring of chronic disease through soft, stretchable materials and tissue‐conformal designs that support stable electrophysiological, mechanical, and biochemical sensing. Integration of diverse sensing modalities with thoughtful material selection, device architectures, and advanced fabrication ...
Han Kim, Mabel Bartlett, Liyang Wang, Karl Bates, Mengdi He, Myungbo Kim, Carmel Majidi, Tzahi Cohen‐Karni   +7 more
wiley   +1 more source

A 6-bit Step Attenuator With a Single Positive Adjustable Bias Using Source Floating Technique in 0.15 μm GaAs Technology

IEEE Access
This study presents a 6-bit step attenuator in $0.15~\mu $ m GaAs technology. The fabricated attenuator’s minimum and maximum step attenuation are 0.5 dB and 16 dB, respectively. On attenuator switches, the source floating bias method is utilized
Hafiz Hejazi, Majid Baghaei-Nejad, Meysam Azimi-Roein   +2 more
doaj   +1 more source

Automation of Surgical Workflow Recognition: Unveiling the Surgical Instrument Kinematics that Underly Robot‐Assisted Prostatectomy Procedures

Advanced Intelligent Discovery, EarlyView.
Automated procedural analysis is recognized as one of the major game changers for robotic surgery. Meaning digital analysis needs to replace the manual assessments that set todays standard. Mechanical robotic‐instrument tracking enables the derivation of quantitative kinematic metrics that support behavior‐based workflow segmentation into distinct ...
Kateryna Pirkovets, Matthias N. van Oosterom, Vera A. Ottens, Henk G. van der Poel, Fijs W. B. van Leeuwen   +4 more
wiley   +1 more source

A Novel High Suppression Multilayer Frequency‐Selective Surface Based on Hexagonal Grids

IET Microwaves, Antennas & Propagation
This paper addresses the issue of achieving excellent overall performance for frequency selective surface (FSS) radomes. A dual‐layer frequency selective surface based on a hexagonal structure is proposed, which offers broadband suppression, roll‐off ...
Boyang Wang, Xuewu Cui, Wei Yang, Lei Han, Suli Guo   +4 more
doaj   +1 more source

Spin-Axis Attitude Determination Program for the Geosynchronous Transfer Orbit Spacecraft [PDF]

Journal of Astronomy and Space Sciences, 1993
Three types of spin-axis attitude determination program for the geosynchronous transfer orbit spacecraft are developed. Deterministic closed-form algorithm, batch least-square algorithm and stabilized Kalman filter algorithm are used for implemetation of
Byoung-Sun Lee, Jong Won Eun
doaj  

Direct Telemetry Access

Proceedings of the ACM SIGCOMM 2023 Conference, 2023
As appearing in the proceedings of ACM SIGCOMM ...
Jonatan Langlet, Ran Ben Basat, Gabriele Oliaro, Michael Mitzenmacher, Minlan Yu, Gianni Antichi   +5 more
openaire   +2 more sources

A Multimodal Intelligent System for Human Digital Twin Simulation with Continuous Kinematic Data Tracking, Biometric Prognosis, and Cognitive State Feedback in Industrial Environments

Advanced Intelligent Discovery, EarlyView.
This article implements a unified human digital twin framework that integrates cutting edge actuation, sensing, simulation, and bidirectional feedback capability. The approach includes integrating multimodal sensing, AI, and biomechanical simulation into one compact system.
Tajbeed Ahmed Chowdhury, Sebastian Gratz‐Kelly, Eric Wagner, Paul Motzki, Martina Lehser   +4 more
wiley   +1 more source

Assessment of goose-beaked whale responses to mid-frequency active sonar using a hierarchical hidden Markov model

Movement Ecology
Background Acoustic disturbance is increasingly recognized as an ecological concern, particularly at sea. In light of marine mammal stranding events associated with use of naval mid-frequency active sonar (MFAS), which often involve goose-beaked whales ...
Stacy L. DeRuiter, Erin A. Falcone, Shannon N. Coates, Brenda K. Rone, David A. Sweeney, Karin A. Dolan, Susan M. Jarvis, Russel D. Andrews, Stephanie L. Watwood, Gregory S. Schorr   +9 more
doaj   +1 more source

High‐Speed Altitude Regulation With Neuromorphic Camera and Lightweight Embedded Computation

Advanced Intelligent Systems, EarlyView.
Neuromorphic cameras deliver rapid, high‐dynamic‐range sensing but overwhelm embedded processors at high speeds. This work presents a lightweight, optimized Lucas–Kanade optical flow method with parallelization, gyroscopic derotation, and adaptive event slicing.
Simon L. Jeger, Alessandro Marchei, Charbel Toumieh, Dario Floreano   +3 more
wiley   +1 more source

A Novel MSPLL-Based Method for Frequency Synthesis in Hydrogen MASER

Sensors
Frequency synthesis is an important aspect of an atomic clock. It is also imperative that the synthesized frequency exhibits good short term stability or, in other words, exhibits good phase noise.
Dipika Simariya, Sheeba Rani Johnson, Dileep Dharmappa, Suresh Dakkumalla, Prem Ranjan Dubey, Roopa Malali Vasanthakumar, Deva Arul Daniel, Subramanya Ganesh Thirukkodi   +7 more
doaj   +1 more source