Teledesign Systems is a design and manufacturing company based in Milpitas. It specializes in creating wireless data communications equipment. Teledesign offers wireless modems as its primary product, especially modems with integrated radios and modems with connectivity to land mobile radios. In addition, it features various data communications accessories, including antennae, power supplies, duplexers and amplifiers. Teledesign has served NASA, Shell, AT&T and the 2000 Sydney Olympics.