|7911937||Communication network architecture with diverse-distributed trunking and controlled protection schemes|
A communication network architecture comprises an access tier including access packet switches coupled to users, a backbone tier including hub packet switches coupled to one another, and a transit tier including transit packet switches coupling the access tier to th...
|7586843||Communication network having wireless access to a service center|
A communication network has an open-ended communication loop coupled to a communication ring at separate points on the ring. The communication network has wireless access points that are coupled to the loop. The wireless access points exchange user communications in...