US 12,438,755 B2
Symbol multiplexing physical medium attachment (PMA)
Adee Ran, Maayan Baruch (IL); Mark A. Gustlin, Campbell, CA (US); and Aviran Kadosh, Moreshet (IL)
Assigned to Cisco Technology, Inc.
Filed by Cisco Technology, Inc., San Jose, CA (US)
Filed on Jan. 19, 2023, as Appl. No. 18/156,841.
Claims priority of provisional application 63/376,003, filed on Sep. 16, 2022.
Prior Publication US 2024/0097949 A1, Mar. 21, 2024
Int. Cl. H04L 25/14 (2006.01); H04L 25/02 (2006.01)
CPC H04L 25/14 (2013.01) [H04L 25/0272 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method comprising:
receiving a plurality of first lanes;
de-skewing groups of the plurality of first lanes;
undoing checkerboard patterns in the plurality of first lanes;
symbol-wise multiplexing the plurality of first lanes to a plurality of second lanes; and
sending the plurality of second lanes;
receiving the plurality of second lanes;
symbol-wise de-multiplexing the plurality of second lanes to a plurality of third lanes;
applying checkerboard patterns to the plurality of third lanes; and
sending plurality of third lanes.