The invention was conceived at the request of the United States Air Force to come up with a more flexible and secure way of storing the targeting constants in the Atlas E/F ICBM's airborne digital computer.
Pronalazak je bio posledica zahteva Američkih Air Force jedinica da se napravi fleksibilniji i sigurniji način skladištenja konstanti meta u Atlas E/F ICBM avionskom digitalnom računaru.