PROBLEM TO BE SOLVED: To change screens of a front projector just by a laser pointer used by a lecturer during a lecture, and improve convenience and amenity by eliminating a need to operate specially a screen of a PC by keys as is conventional and instruct an assistant. SOLUTION: The ...
This time, we propose a new remote teaching system, which can also send information of pointed position with a special laser pointer on the screen in the classroom to each remote site PC. Using this system, students in remote sites can receive classroom view, lecturer's voice, diagrams and ...
with a red color filter in front. This way, it only sees the red laser dot moving across the screen. The resulting image is processed using the Python OpenCV library, which provides functions to convert the relative motion of the pointer on the screen to an absolute position along the playi...
The system is connected to the computer, the remote control to achieve a laser pointer, ppt page (Previous, Next), black screen, the player controls (play, stop, pause, on a shortcut of the next one), etc. completed the design requirements. The design to achieve its self-learning functi...
pointerlaser杨伯翰激光笔interactionbrigham CHI2001•31MARCH–5APRILPapers anyone.anywhere. LaserPointerInteraction DanR.OlsenJr.andTravisNielsen ComputerScienceDepartment,BrighamYoungUniversity,Provo,UT {olsen,nielsent}@cs.byu.edu ABSTRACT Groupmeetingsandothernon-desksituationsrequirethat peoplebeabletointeract...
Can I use the Laser Pointer in PowerPoint without a mouse? Yes, you can use the Laser Pointer with a touchpad or touchscreen device by pressing the CTRL (Windows) or Command (Mac) key and touching or clicking on the screen. Final Words ...
Interaction with a projection screen using a camera-tracked laserpointer A system for direct interaction with a video projection screen using a laser pointer is presented. The laser point on the screen is captured by a video cam... C Kirstein,H Muller - Multimedia Modeling, Mmm 被引量: 270...
(Computer Science) a quiet high-quality computer printer that uses a laser beam shining on a photoconductive drum to produce characters, which are then transferred to paper Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000,...
Thanks for reading our article on the best laser pointer for led TV screen! We hope you found it helpful. If you’re in the market for a new laser pointer, we highly recommend choosing one of the models we featured in this article. ...
while the overlay window is shown, the overlay window it self would show up in the magnified section. That is a general problem that other magnifier tools also face, although they get around the problem by showing the magnified content rectangle always in the same position on the screen. ...