Results 21 to 30 of about 2,384,762 (293)

Reducing branch delay to zero in pipelined processors [PDF]

open access: yes, 1993
A mechanism to reduce the cost of branches in pipelined processors is described and evaluated. It is based on the use of multiple prefetch, early computation of the target address, delayed branch, and parallel execution of branches. The implementation of
González Colás, Antonio María   +1 more
core   +2 more sources

Improving the Force Display of Haptic Device Based on Gravity Compensation for Surgical Robotics

open access: yesMachines, 2022
Haptic devices are applied as masters to provide force displays for telemedicinal robots. Gravity compensation has been proven to be crucial for the accuracy and capability of force displays, which are critical for haptic devices to assist operators ...
Lixing Jin   +4 more
doaj   +1 more source

First Principles Simulations of Boron Diffusion in Graphite [PDF]

open access: yes, 2007
Boron strongly modifies electronic and diffusion properties of graphite. We report the first ab initio study of boron interaction with the point defects in graphite, which includes structures, thermodynamics, and diffusion. A number of possible diffusion
El-Barbary, A A   +3 more
core   +1 more source

Optimizing the Rigid or Compliant Behavior of a Novel Parallel-Actuated Architecture for Exoskeleton Robot Applications

open access: yesFrontiers in Robotics and AI, 2021
The purpose of this work is to optimize the rigid or compliant behavior of a new type of parallel-actuated robot architecture developed for exoskeleton robot applications.
Justin Hunt, Hyunglae Lee
doaj   +1 more source

A novel multi-link equivalent connection hinge for planar deployable antenna: configuration design, kinematic analysis, and performance validation

open access: yesResults in Engineering
With the increasing diversification of space missions, large-aperture planar antennas are facing increasingly stringent requirements in terms of surface coplanarity, protrusion-free deployment, and modular scalability.
Bo Chen   +6 more
doaj   +1 more source

A modular-type robotic arm design having effective torque-speed performance as configuration of coaxial-torque synthesis modules

open access: yesEngineering Science and Technology, an International Journal
As the applications of robotic arms become increasingly diverse, achieving a high payload-to-weight ratio and superior speed performance has become a critical design consideration.
Jaeyong Lee   +4 more
doaj   +1 more source

MOST STABLE MOTION DESIGN OF THE MOBILE ROBOT IN THE SPECIFIED PATH [PDF]

open access: yesمجله مدل سازی در مهندسی, 2013
In this research, a method for stabilization of the robot motion on the specified path is presented. Also a new hybrid system that is capable of stabilizing the unstable condition is investigated.
A.A. Moosavian, Shahab Hoseyni
doaj   +1 more source

Parallel electric fields are inefficient drivers of energetic electrons in magnetic reconnection

open access: yes, 2016
We present two-dimensional kinetic simulations, with a broad range of initial guide fields, that isolate the role of parallel electric fields ($E_\parallel$) in energetic electron production during collisionless magnetic reconnection. In the strong guide
Dahlin, J. T., Drake, J. F., Swisdak, M.
core   +1 more source

Research of Design and Kinematic Characteristic of a 3-UPS/RPP Parallel Mechanism

open access: yesJixie chuandong, 2020
A new 3-DOF parallel mechanism 3-UPS/RPP is designed, which can realize two shifts and one rotation. Based on the traditional 3-UPS structure, a constrained branched chain of RPP structure is added to the structure.
Xuqi Wu-Fan   +3 more
doaj  

SkelCL: enhancing OpenCL for high-level programming of multi-GPU systems [PDF]

open access: yes, 2013
Application development for modern high-performance systems with Graphics Processing Units (GPUs) currently relies on low-level programming approaches like CUDA and OpenCL, which leads to complex, lengthy and error-prone programs.
Gorlatch, Sergei, Steuwer, Michel
core   +2 more sources

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