US 12,267,122 B2
Link training for a full-duplex ethernet link
Seid Alireza Razavi Majomard, Belmont, CA (US); Ehab Tahir, Mississauga (CA); and Ragnar Hlynur Jonsson, Aliso Viejo, CA (US)
Assigned to Marvell Asia Pte Ltd, Singapore (SG)
Filed by MARVELL ASIA PTE LTD, Singapore (SG)
Filed on Aug. 11, 2022, as Appl. No. 17/885,559.
Claims priority of provisional application 63/392,523, filed on Jul. 27, 2022.
Claims priority of provisional application 63/232,451, filed on Aug. 12, 2021.
Prior Publication US 2023/0050128 A1, Feb. 16, 2023
Int. Cl. H04B 3/23 (2006.01); H04L 5/14 (2006.01); H04L 25/03 (2006.01)
CPC H04B 3/231 (2013.01) [H04L 5/14 (2013.01); H04L 25/03006 (2013.01); H04L 2025/0377 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A communication system, comprising:
a first physical-layer (PHY) transceiver, comprising (i) a first transmitter and (ii) a first receiver comprising a first equalizer; and
a second PHY transceiver, comprising (i) a second transmitter and (ii) a second receiver comprising a second equalizer,
wherein the first PHY transceiver and the second PHY transceiver are configured to communicate with one another over a full-duplex link, including training the first equalizer on a second training signal transmitted from the second PHY transceiver, and concurrently training the second equalizer on a first training signal transmitted from the first PHY transceiver,
the first PHY transceiver configured to initiate training of the first equalizer while the first training signal is being transmitted and while the second training signal is being received.