Regarding the name, I can't be sure. As for the portal arch, it is based off the Great Hypergate of Asation. This ancient device was built by the ancient Gree race, possibly before -100,000. This device is the Star Wars equivalent of the StarGate: instant travel through two distinct aeras of the galaxy.
Later in the Star Wars history, the Kwa acquired hypergate technology, but named it Infinity Gates. You can easily make the difference between a Gree Hypergate, which is a round arch, and a Kwa Infinity Gate, which have a triangle shape.
Here is how Asation's great hypergate was depicted in pages 54-55 of Star Wars Adventure Journal Vol. 1, Issue 8 - November, 1995:
tl;dr: the arch is a Gree Hypergate from the expanded universe.