top of page


High-Efficiency Single-Etch Grating Coupler for Hybrid α-Si/SiN Photonics
Introduction Silicon nitride (SiN) has emerged as a complementary platform to the well-established silicon-on-insulator (SOI) for...
Latitude Design Systems
Oct 17, 20243 min read


Tutorial on QPSK and Demonstrating It with pSim Plus
Introduction Quadrature Phase Shift Keying (QPSK) is a popular modulation scheme used in coherent fiber optic communication systems. QPSK...
Latitude Design Systems
Jun 14, 20242 min read


What is an Erbium-Doped Fiber Amplifier (EDFA)?
An Erbium-Doped Fiber Amplifier (EDFA) is a device that amplifies weak input optical signals without converting them into electrical...
Latitude Design Systems
Jun 24, 20221 min read
bottom of page