X-Nico

unusual facts about pulse code modulation



Standard Telecommunication Laboratories

Another famous name associated with STL is Alec Reeves, previously famous for inventing Pulse Code Modulation while working at the Paris labs of the parent company ITT in 1938, and for his invention of the wartime bomber navigation system OBOE.

Standard Telephones and Cables

Within a few years, multi-channel transmission (1932), microwave transmission (1934), coaxial cabling (1936), the entire radio systems for the liners Queen Mary and Queen Elizabeth (1936–39), the patenting of pulse code modulation (1938) all contributed to the hey-day of telephony’s development.


see also