Trackball

Known as: Roller ball (pointing device), Ball tracker (pointing device), Trak-ball

A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes—like an…

Papers overview

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2019

. Nowadays, in many industries, humans share the working areas with intelligent robots within the manufacturing bays to ensure a…

2012

The Electronic Visualization Laboratory at the University of Illinois at Chicago has developed a new virtual reality interface…

2011

本发明公开了一种中性笔用蓝色墨水，由如下重量百分比的原料组成：蓝色颜料色浆15％～30％，有机硅改性丙烯酸树脂乳液5％～30％，溶剂10％～30％，增稠剂0.3％～0.8％，pH调节剂1％～3％，润滑剂0.2％～2.0％，防锈剂0.3％～2.0％，防腐剂0…

2010

Interaction with 3D objects and scenes is becoming increasingly important on mobile devices. We explore 3D object rotation as a…

Review

2009

Review

2009

INTRODUCTION Desktop multimedia (multimedia personal computers) dates from the early 1970s. At that time, the enabling force…

2006

This paper describes and evaluates a novel set of approaches to handle situations where multiple distinct and visually differing…

2004

The present invention, more particularly, to an ultrasonic diagnosis device of the host computer (Host System) character…

2003

The coordinate system for meshing theory analyzing of roller (ball) conjugated worm drive has been set up and based on this…

2002

2001

This paper describes the application of speech technology to the functions of mission planning, command, and control of a Vehicle…