Generating interaction signal from point of light on e.g. VDU screen, employs reader to register position of pulsed light point over time and form interaction data set
DE10052699A1
Container device for use with banker's cards, etc. where the card is placed in the container that can then read the relevant data and generate signals using a laser diode to couple it in a secure manner to a remote card reader
DE10052700A1
Signal transfer is effected using data set on card, generating electromagnetic wave through integral transmitter
DE19959649A1
Device for generating a response signal from an input signal
DE19959648A1
Circuit arrangement for signal feedback
DE19952750A1
Interactive online order system
WO0103296A1
Interactive control and input system for electronic appliances
DE19907202A1
Real-time stereo 3D representation of virtual worlds, objects involves running 3D graphics program in PC that simultaneously produces 2 independent representations of virtual world
WO0038102A1
Detection and evaluation system for beam pointers
WO0031681A1
Active unit for reproducing large-scale images
WO0031680A1
Active unit for reproducing large-scale images
DE19861129A1
Method for carrying out voting using an input device for a computer with a graphical user interface
AU1485699A
Input device for a computer
DE19880483C1
Input device for computer with graphical operating surface detects location and/or direction of light beam directed at large screen
AU9440498A
System for acquiring and exploiting information
WO9926190A1
System for acquiring and exploiting information
EP1031110A1
System for acquiring and exploiting information
DE19801487A1
Dart with sensor to determine hit of dart on target
EP1030731A1
Moving picture projector, method for producing, modifying and treating picture sequences for such a projector, and moving picture sequences generated according to such a method
