Programmable Optical Delay Line & Slow Light Simulator

Photonic Chip Waveguide Propagation Canvas LIVE ANIMATION

Laser Pulse

Ring Resonator

Calculated Optical Telemetry & Latency Metrics

Group Index ($n_g$)

4.1200

Group Velocity ($v_g$)

72765.05km/s

Slow Light Factor ($S$)

4.1200

Total Latency ($\tau$)

68.72ps

Passband Bandwidth

38.50GHz

Group Delay Spectral Response (D3.js Curve) $\lambda = 1530\text{--}1570\text{ nm}$

Chip Parameters

Laser Wavelength ($\lambda$) 1550 nm

Waveguide Length ($L$) 5.0 mm

Core Index ($n_{\text{core}}$) 3.4500

Ring Radius ($R$) 12.5 μm

Coupling Coeff ($k$) 0.150

Phase Shift ($\phi$) 0.00 rad

Physical Model: Photonic chip group velocity is modulated via ring resonator dispersion $n_g = n_{\text{eff}} + \omega \frac{dn_{\text{eff}}}{d\omega}$. Decreasing coupling $k$ sharpens optical resonance, boosting slow light factor $S$ at the trade-off of narrowing passband bandwidth.