Dual Dynamic
Gain Equalizer
Silicon Oxynitride (SiON) reconfigurable filter for EDFA gain flattening
PhotonPath’s Dual Dynamic Gain Equalizer (DDGE) is a compact, low-loss integrated photonic device device for optical gain flattening in amplified networks.
Built on PhotonPath’s proprietary low-loss SiON platform, the module integrates fully reconfigurable filters, that dynamically adapt to guarantee spectral flatness and high optical performance.
DDGE extends usable bandwidth enabling a single amplifier to replace three or four amplifier nodes while reducing noise, complexity, cost and power consumption.
>30 dB
Return Loss
4 dB
Excess Loss
± 0.5 dB
Flatness Error
KEY FEATURES
Key Features and Benefits
Dual Dynamic Gain Equalizer Performance & Integrability
PERFORMANCE
Two Dynamic Equalizers
indipendently reconfigurable, in one module
PERFORMANCE
Tilt Compensation and Control
up to ± 10dB linear tilts
PERFORMANCE
1000+ Spectral Profiles
stored indipendeltly for each DDGE
PERFORMANCE
Integrate new optical components
INTEGRABILITY
Key Building Block
INTEGRABILITY
Compact footprint
INTEGRABILITY
Technology Supporting Operations
TECHNICAL DATA
Dynamic Gain Equalizer
Technical Specifications
1529-1560 nm
Dimensions
Flatness Error
Return Loss
> 30 dB
Excess Loss
Power Consumption
USE CASES
Applications & Network Impact
Dynamic Gain Equalizers play a critical role in enabling efficient, reliable, and scalable operation in next-generation optical networks.
In systems with multiple amplifiers, effective management of gain tilt and gain ripple is essential to preserve signal quality across all wavelength channels. By providing real-time gain control, DGE supports flexible network configurations, and reduce reliance on complex signal processing.
Real-Time Gain Control & Spectral Optimization
Tilt & Ripple Management in Multi-Amplifier Systems
Scalable & Automated Optical Network Architecture
PERFORMANCE
Dynamic Gain Equalizer
Performance
Tilt Profiles
Evaluated Flatness
Defined as the difference between the target profile and the DGE implemented spectral response.
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