The story
Invented by William Gunning while working for Xerox.
Etymology from Wiktionary, CC BY-SA 4.0.
Gunning transceiver logic
Today it means: A kind of logic signaling used to drive electronic backplane buses, having a voltage swing between 0.4 and 1.2 volts—much lower than that used in TTL and CMOS logic—and symmetrical parallel resistive termination. Full definition →