Results 161 to 170 of about 6,907,062 (191)

A Low‐Cost, Handheld Optical Stiffness Sensor for Minimally Invasive Surgery

Advanced Robotics Research, EarlyView.
A novel handheld stiffness sensor is presented for real‐time tissue stiffness characterization. By simultaneously sensing contact force and tissue deformation, the device enables accurate stiffness quantification without requiring precise manual control. This approach offers a promising solution for intraoperative tumor detection and minimally invasive
Qianyu Ma, Ruxiang Jiang, Kaspar Althoefer, Nicolas Herzig, Hareesh Godaba   +4 more
wiley   +1 more source

Intelligent Micro/Nanorobots for Targeted Interventional Therapy: From Bench to Clinic

Advanced Robotics Research, EarlyView.
Zirui Zhang et al. reviewed the application and challenges of mobile nanomachines in interventional therapy. By converting exogenous energy, including chemical, magnetic, optical, and ultrasonic sources, into mechanical forces, micro/nanorobots (MNRs) enable precise actuation at unprecedented scales. Evolving far beyond traditional drug delivery, these
Zirui Zhang, Yu Dong, Yongsheng Du, Rui Gao, Lin Zhang, Fei Tong   +5 more
wiley   +1 more source

Autonomous Navigation of Pollen‐Inspired Magnetic Microrobots for Biomedical Applications

Advanced Robotics Research, EarlyView.
A sunflower pollen‐inspired magnetic microrobot enables controlled rolling navigation in vessel‐like environments. Its open geometry reduces hydrodynamic drag, while vision‐based closed‐loop control, shortest‐path planning, and reinforcement learning support target‐reaching and maze navigation with microrobot‐scale accuracy, highlighting a route toward
Ali Anil Demircali, Abdurrahim Yilmaz, Meysam Keshavarz, Jinshi Zhao, Ara Darzi, Eric Yeatman, Burak Temelkuran   +6 more
wiley   +1 more source

Flexible Sensors for Robotics Tactile Perception: A Review

Advanced Robotics Research, EarlyView.
Flexible tactile sensing for robotics is reviewed through four interconnected dimensions. Physical mechanisms include piezoresistive, capacitive, piezoelectric, triboelectric, iontronic, and optical sensing. Structural design includes bioinspired, defect‐based, and MEMS‐based tactile systems.
Yu Song, Ying Chen, Yihao Chen, Xue Feng
wiley   +1 more source

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An Advanced Receiver Autonomous Integrity Monitoring (ARAIM) Ground Monitor Design to Estimate Satellite Orbits and Clocks

Journal of Navigation, 2020
This paper describes a method to determine global navigation satellite systems (GNSS) satellite orbits and clocks for advanced receiver autonomous integrity monitoring (ARAIM). The orbit and clock estimates will be used as a reference truth to monitor signal-in-space integrity parameters of the ARAIM integrity support message (ISM).
Yawei Zhai, Jaymin Patel, Xingqun Zhan, Mathieu Joerger, Boris Pervan   +4 more
openaire   +3 more sources

Advanced Receiver Autonomous Integrity Monitoring in Tightly Integrated GNSS/Inertial Systems

2020 DGON Inertial Sensors and Systems (ISS), 2020
This paper deals with the tight integration of Inertial Measurement Units (IMU), Global Navigation Satellite Systems (GNSS) and the concept of Advanced Receiver Autonomous Integrity Monitoring (ARAIM). While the integration of an IMU and GNSS to an integrated GNSS/Inertial system is well known and widespread, the use of the ARAIM concept in inertial ...
openaire   +3 more sources

Sequential advanced receiver autonomous integrity monitoring method considering the optimal sample size

Advances in Space Research, 2023
Guoxian Huang, Chengdong Xu, Xueen Zheng
openaire   +3 more sources

Evaluation of new satellite-based approach procedures enabled by advanced receiver autonomous integrity monitoring algorithms: a case study of a Brazilian airport

2023 IEEE/AIAA 42nd Digital Avionics Systems Conference (DASC), 2023
The advent of the Performance-Based Navigation (PBN) concept supported by Global Navigation Satellite Systems (GNSS) has brought significant changes in airspace design, resulting in more direct, flexible and precise routes worldwide.
Glaucia Costa Balvedi, Jose Alexandre Tavares Guerreiro Fregnani, Mayara Conde Rocha Murça, Joao Francisco Galera Monico, Osamu Saotome   +4 more
openaire   +2 more sources

RAIM-NET: A Deep Neural Network for Receiver Autonomous Integrity Monitoring

Remote Sensing, 2020
With the continuous popularization of Global Navigation Satellite System (GNSS) in various applications, the performance requirement for integrity is also increasing, especially in the field of safety-of-life.
Yuan Sun
exaly   +2 more sources

Flight Testing of Advanced Receiver Autonomous Integrity Monitoring and Dual Polarized Antenna

2020 IEEE/ION Position, Location and Navigation Symposium (PLANS), 2020
The United States Air Force Test Pilot School Test Management Project, “Have DRAGON”, conducted flight tests on two technologies aimed at improving the robustness of airborne GNSS navigation. The program was conducted in close partnership with the Stanford University GPS Lab which developed Advanced Receiver Autonomous Integrity Monitoring (ARAIM) and ...
Chris Fulton, Chiawei Lee, Dallas Wright, Gregory Eastburg, Josh Rivey, Shawn Whitney, Tristan Atkins   +6 more
openaire   +1 more source