Patent ID: 9413484
Filing Date: 2016-08-09
CPC Classification: H04B,H04J,H04Q

Claim Text:
1. A method for passive optical network (PON) communication, the method comprising: broadcasting, by an optical line terminal (OLT), a first message comprising: broadcasting, by the OLT, a second message comprising a second Alloc-ID, wherein the second Alloc-ID indicates that second ONUs supporting a second supported upstream line rate may use a second quiet window and that the first ONUs supporting the first supported upstream line rate may not use the second quiet window, and wherein the second supported upstream line rate is different from the first supported upstream line rate; and receiving, by the OLT from a third ONU, a first serial number response during the first quiet window, wherein a first transmitting upstream line rate of the third ONU is equal to the first supported upstream line rate.