From devices to optical modules
KAIYO / NOTES20
20 articles
From devices to optical modules
Follow an optical link through devices, packaging, testing and system trade-offs.
THE COLLECTIONS / KAIYO NAN
The collections
Some questions need more than one article. Connected notes, from foundations to practice, ready to return to.
Tracing heat in MicroLED
KAIYO / NOTES09
9 articles
Tracing heat in MicroLED
Transient thermal resistance, structure functions and electro-optical-thermal coupling.
Building FPGA systems
KAIYO / NOTES39
39 articles
Building FPGA systems
Zynq, Linux, drivers and open-source tools, from first principles to working projects.
OFC 2026 field notes
KAIYO / NOTES06
6 articles
OFC 2026 field notes
Research threads on optical switching, CPO, materials and AI networks.