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Showing 64 results for "sergio escalera" in Engineering · Preprint
Engineering Preprint PDF DOI

Self-Noise Reduction for Capacitive Sensors via Photoelectric DC Servo: Application to Condenser Microphones

Hirotaka Obo, Atsushi Tsuchiya, Tadashi Ebihara, Naoto Wakatsuki · 2026

The self-noise of capacitive sensors, primarily caused by thermal noise from the gate-bias resistor in the preamplifier, imposes a fundamental limit on measurement sensitivity. In electret condenser m…

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Engineering Preprint PDF DOI

SIM1: Physics-Aligned Simulator as Zero-Shot Data Scaler in Deformable Worlds

Yunsong Zhou, Hangxu Liu, Xuekun Jiang, Xing Shen, Yuanzhen Zhou, Hui Wang, Baole Fang, Yang Tian, Mulin Yu, Qiaojun Yu, Li Ma, Hengjie Li, Hanqing Wang, Jia Zeng, Jiangmiao Pang · 2026

Robotic manipulation with deformable objects represents a data-intensive regime in embodied learning, where shape, contact, and topology co-evolve in ways that far exceed the variability of rigids. Al…

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Engineering Preprint PDF DOI

Surgi-HDTMR: Closing the Sensorimotor Loop in Bimanual Microsurgery via Haptics, Digital Twin, and Mixed Reality

Songming Ping, Shaoyue Wen, Junhong Chen, Wen Fan, Lan Wei, Dandan Zhang · 2026

Robotic microsurgery demands precise bimanual control, intuitive interaction, and informative force feedback. However, most training platforms for robotic microsurgery lack immersive 3D interaction an…

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Engineering Preprint PDF DOI

Deep Learning Based Estimation of Blood Glucose Levels from Multidirectional Scleral Blood Vessel Imaging

Muhammad Ahmed Khan, Manqiang Peng, Ding Lin, Saif Ur Rehman Khan · 2026

Regular monitoring of glycemic status is essential for diabetes management, yet conventional blood-based testing can be burdensome for frequent assessment. The sclera contains superficial microvascula…

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Engineering Preprint PDF DOI

Geometric Backstepping Control of Omnidirectional Tiltrotors Incorporating Servo-Rotor Dynamics for Robustness against Sudden Disturbances

Jaewoo Lee, Dongjae Lee, Jinwoo Lee, Hyungyu Lee, Yeonjoon Kim, H. Jin Kim · 2025

This work presents a geometric backstepping controller for a variable-tilt omnidirectional multirotor that explicitly accounts for both servo and rotor dynamics. Considering actuator dynamics is essen…

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Engineering Preprint PDF DOI

Design and Testing of a Low-Cost 3D-Printed Servo Gimbal for Thrust Vector Control in Model Rockets

Ekansh Singh · 2025

Thrust vector control (TVC) is a key mechanism for stabilizing rockets during flight, yet conventional implementations remain costly and technically inaccessible to students and hobbyists. This paper …

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Engineering Preprint PDF DOI

Robust pid sliding mode control for dc servo motor speed control

Ngoc Son Vu, Van Cuong Pham, Phuc Anh Nguyen, My Linh Dao Thi, Thanh Hai Vu · 2025

This research proposes a Sliding Mode PID (SMC-PID) controller to improve the speed control performance of DC servo motors, which are widely used in industrial applications such as robotics and CNC. T…

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Engineering Preprint PDF DOI

Cognitive Synergy Architecture: SEGO for Human-Centric Collaborative Robots

Jaehong Oh · 2025

This paper presents SEGO (Semantic Graph Ontology), a cognitive mapping architecture designed to integrate geometric perception, semantic reasoning, and explanation generation into a unified framework…

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Engineering Preprint PDF DOI

Geometric Visual Servo Via Optimal Transport

Ethan Canzini, Simon Pope, Ashutosh Tiwari · 2025

When developing control laws for robotic systems, the principle factor when examining their performance is choosing inputs that allow smooth tracking to a reference input. In the context of robotic ma…

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Engineering Preprint PDF DOI

Servo navigation and phase equalization enhanced by run-time stabilization (PEERS) for 3D EPI time series

Malte Riedel, Thomas Ulrich, Samuel Bianchi, Klaas P. Pruessmann · 2025

Purpose: To enhance time-resolved segmented imaging by synergy of run-time stabilization and retrospective, data-driven phase correction. Methods: A segmented 3D EPI sequence for fMRI time series is e…

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Engineering Preprint PDF DOI

Servo-Controllers with Operational Constraints

Eugene Lavretsky · 2025

In this paper, a proportional-integral servo-control design method is developed for multi-input-multioutput linear time invariant systems with operational constraints imposed on the system control inp…

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Engineering Preprint PDF DOI

Integrator Anti-Windup Design for Servo-Controllers with Position Constraints

Eugene Lavretsky · 2025

A control design modification to prevent integrator windup for position saturated servo-controllers is introduced. The design is based on the formalism of Control Barrier Functions and represents an a…

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Engineering Preprint PDF DOI

Comparative Analysis of Control Strategies for Position Regulation in DC Servo Motors

Raihan Khan Akash · 2025

A servomotor is a closed-loop system designed for precise movement control, utilizing position feedback to achieve accurate final positions. Due to the ability to deliver higher power output and opera…

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Engineering Preprint PDF DOI

Toi uu hieu suat toc do dong co Servo DC su dung bo dieu khien PID ket hop mang no-ron

Le Tieu Nien, Pham Van Cuong, Nguyen Phuc Anh, Vu Ngoc Son · 2024

DC motors have been widely used in many industrial applications, from small jointed robots with multiple degrees of freedom to household appliances and transportation vehicles such as electric cars an…

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Engineering Preprint PDF DOI

Depth-PC: A Visual Servo Framework Integrated with Cross-Modality Fusion for Sim2Real Transfer

Haoyu Zhang, Yang Liu, Yimu Jiang, Weiyang Lin, Chao Ye · 2024

Visual servoing techniques guide robotic motion using visual information to accomplish manipulation tasks, requiring high precision and robustness against noise. Traditional methods often require prio…

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Engineering Preprint PDF DOI

Extended Friction Models for the Physics Simulation of Servo Actuators

Marc Duclusaud, Gregoire Passault, Vincent Padois, Olivier Ly · 2024

Accurate physical simulation is crucial for the development and validation of control algorithms in robotic systems. Recent works in Reinforcement Learning (RL) take notably advantage of extensive sim…

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Engineering Preprint PDF DOI

Model-Free Generic Robust Control for Servo-Driven Actuation Mechanisms with Layered Insight into Energy Conversions

Mehdi Heydari Shahna, Jouni Mattila · 2024

To advance theoretical solutions and address limitations in modeling complex servo-driven actuation systems experiencing high non-linearity and load disturbances, this paper aims to design a practical…

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Engineering Preprint PDF DOI

Flight Testing of Latch Valve with Lightweight LV-Servo Direct Drive Mechanism

Hao-Che Huang, Chih-Shin Chang, Jui-Cheng Hsu, Shih-Sin Wei · 2024

In the field of rocket technology, the latch valve assumes a pivotal role in regulating the flow of fuel gases and liquids to ensure the requisite energy supply. This project endeavors to innovate by …

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Engineering Preprint PDF DOI

Robotic Eye-in-hand Visual Servo Axially Aligning Nasopharyngeal Swabs with the Nasal Cavity

Peter Q. Lee, John S. Zelek, Katja Mombaur · 2024

The nasopharyngeal (NP) swab test is a method for collecting cultures to diagnose for different types of respiratory illnesses, including COVID-19. Delegating this task to robots would be beneficial i…

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Engineering Preprint PDF DOI

Design and Testing for Steel Support Axial Force Servo System

Sana Ullah, Yonghong Zhou, Maokai Lai, Xiang Dong, Tao Li, Xiaoxue Xu, Yuan Li, Ting Peng · 2024

Foundation excavations are deepening, expanding, and approaching structures. Steel supports measure and manage axial force. The study regulates steel support structure power during deep excavation usi…

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