Lucien Jheng developed and delivered a critical Ethernet PHY firmware update for the en8811h 2.5G PHY in the NVIDIA/linux-firmware repository. Focusing on embedded systems and firmware development, Lucien implemented EMI reduction techniques, improved auto-negotiation interoperability, and introduced a processor access wait mechanism to enhance stability and performance. The update also addressed a packet loss issue in the PHY stack, resulting in more reliable 2.5G Ethernet connections. Working primarily in binary and low-level firmware, Lucien consolidated these changes for streamlined deployment, demonstrating depth in hardware-software integration and firmware packaging for production-ready, kernel-space firmware environments within the Linux ecosystem.