The semaphore concept was invented by Dutch computer scientist Edsger Dijkstra in 1962 or 1963, (undated, 1962 or 1963) when Dijkstra and his team were developing an operating system for the Electrologica X8. That system eventually became known as the THE multiprogramming system.
The semaphore concept was invented by Dutch computer scientist Edsger Dijkstra in 1962 or 1963, (undated, 1962 or 1963) when Dijkstra and his team were developing an operating system for the Electrologica X8. That system eventually became known as the THE multiprogramming system.