Assembled from LEGO parts and programmed in just three days (and nights), these remarkable machines competed in two events that required them to navigate around obstacles -- in one case, to find a towering coffee pot, then push or pull it toward an image of a giant mug painted on the enclosure's floor; in the other, to escape from a room and reach an infrared beacon
Each time an ALI-SCOUT equipped car passes an infrared beacon
, it transmits to the beacon stored data on its travel history since passing the last beacon.
JCIMS is composed of combat identification panels (CIPs), thermal identification panels (TIPs), and Phoenix infrared beacons
cost is very low, but on the contrary to commonly used beacons the infrared beacons
provide only the information about the bearing, not the ranging.
Universal traffic management systems provide traffic information to drivers in real time using infrared beacons
that conduct two-way communications with individual vehicles.
The robots have digital pheromones, digital compasses and infrared beacons
so they can learn the location of the recharging station and share this with the other bots.
Meanwhile, infrared beacons
mounted on the walls trigger a chimerical soundscape consisting of quotes from the poem as well as drum beats, a tolling bell and ocean noise.
were installed in the vehicles carrying athletes and officials.
Running from 1992 through 1997, FAST-TRAC uses infrared beacons
throughout the network to provide real-time traffic and route guidance information.
Optical sensors mounted on the head unit view panels of infrared beacons
in the ceiling above the user (Photos 1, 2, Figure 1).