Patents

My inventions span machine learning and distributed fiber-optic sensing, from learning algorithms and AI methods to sensing systems and real-world applications.

Selected Patents

Machine Learning

Multilinear domain-specific domain generalization
US Patent 12,561,841

Learning ordinal representations for deep reinforcement learning based object localization
US Patent 12,205,357

Compositional image generation and manipulation
US Patent 12,670,628

Context encoder-based fiber sensing anomaly detection
US Patent 11,733,089

Contrastive learning of utility pole representations from distributed acoustic sensing signals
US Patent 11,698,290 · Japan Patent 7,667,308

Distributed Fiber-Optic Sensing

Road traffic extraction for unknown anomaly detection using distributed fiber optic sensing
US Patent 12,051,326 · Japan Patent 7,555,496

Underground cable localization by fast time series template matching
US Patent 12,399,039 · Japan Patent 7,771,391

Fiber sensing by monitoring polarization function of light on supervisory path of cables
US Patent 12,516,981

Gunshot detection via classification using deep learning and fiber sensing technologies
US Patent 12,460,963

Efficient method of automated buried cable determination for cable status monitoring
US Patent 12,618,708 · Japan Patent 7,806,304

Additional Patents & Applications

Granted Patents

  • Fiber identification without cut point using distributed fiber optic sensing — US Patent 12,345,554 · Japan Patent 7,749,123

  • Utility pole integrity assessment by distributed acoustic sensing and machine learning — US Patent 11,846,569

  • Perpendicular distance prediction of vibrations by distributed fiber optic sensing — US Patent 12,000,729

  • Vehicle-assisted buried cable localization using distributed fiber optic sensing — US Patent 12,078,528 · Japan Patent 7,621,526

  • Object localization and threat classification for optical cable protection — US Patent 12,111,189

  • Distributed intelligent SNAP informatics — US Patent 12,038,320 · Japan Patent 7,539,582

  • Utility pole localization by distributed fiber sensing of aerial fiber cable — US Patent 12,372,679

  • Statistical image processing-based anomaly detection system for cable cut prevention — Japan Patent 7,471,470

  • Outdoor application of distributed fiber optic sensing / acoustic sensing — US Patent 12,516,976 · Japan Patent 7,714,127

  • Location determination of deployed fiber cables using distributed fiber optic sensing — US Patent Application 17/871,816 · Japan Patent 7,646,885

  • System to measure coil locations and lengths on aerial fiber cables by distributed fiber sensing — US Patent 12,436,003 · Japan Patent 7,827,889

  • Vehicle sensing and classification based on vehicle-infrastructure interaction over existing telecom cables — US Patent Application 18/417,769 · Japan Patent 7,912,158

Patent Applications

  • Enhancing field operation efficiency and network performance using fiber sensing and generative AI / LLM — US Patent Application 19/030,328

  • Large-scale acoustic recognition system — US Patent Application 19/052,465

  • Differentiable rendering and evolution strategies for landmark detection and matching under uncertainty — US Patent Application 18/901,822

  • Synthetic data for fiber sensing tasks with controllable generation and differentiable inference — US Patent Application 18/909,467

  • Conditional acoustic library generation for distributed fiber optic sensor — US Patent Application 18/922,807

  • Weakly-supervised learning for manhole localization based on ambient noise — US Patent Application 18/367,593

  • City-scale acoustic impulse detection and localization — US Patent Application 17/409,792

  • Mapping using optical fiber sensing — US Patent Application 17/720,245

  • Utility pole integrity assessment by DAS and machine learning using environmental noise — US Patent Application 18/316,199

  • Impulse signal detection for buried cable protection using distributed fiber optic sensing — US Patent Application 17/988,643

  • Novel AI-driven approach to detect and localize vehicle emergency stops based on vehicle trajectory using distributed fiber optic sensing (DFOS) data — US Patent Application 18/320,993

  • Robust source localization with joint time arrival and velocity estimation for cable cut prevention — US Patent Application 18/485,247

  • Cross-correlation-based manhole localization using ambient traffic and fiber sensing — US Patent Application 18/485,223

  • Spatiotemporal and spectral classification of acoustic signals for vehicle event detection over deployed fiber networks — US Patent Application 18/414,419

  • Multi-sensor approach for fiber-based manhole/handhole localization and condition monitoring — US Patent Application 19/360,905

  • Memory-augmented fiber sensing recognition and adaptation based on disaggregated computing with double privacy protection — US Patent Application 19/364,288