don56: Hedy Lamarr Lamarr was an Austrian born actress and inventor. She partnered with George
don56:Hedy LamarrLamarr was an Austrian born actress and inventor. She partnered with George Antheil, a pianist and composer she met at MGM. At the beginning of WWII they developed a system for remote control of torpedoes by radio using frequency hopping. The Navy shelved the idea because of cost and technical difficulty. The Navy kept working with the technology and in the 1970s the spread spectrum became public. Private industry used the system as a basis for microwave technology and eventually cell phones, LANs, bluetooth and WiFi. -- source link
#history#hedy lamarr#20th century