Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical add/drop multiplexer/demultiplexer

Optical add/drop multiplexer/demultiplexer

US Patent 6101012 · Granted Aug 8, 2000

Estimated economic value: $367,077,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for coherent spread spectrum optical spectroscopy2025
Method and system for fine frequency finesse filtering2025
In-phase (I) / quadrature (Q) correlation dither for modulator quadrature contro2025
Method and system for equalizer control per frequency division multiplexed (FDM)2025
Estimating nonlinear phase shift in a multi-span fiber-optic link using a cohere2024
Estimating nonlinear phase shift in a multi-span fiber-optic link using a cohere2023
Asymmetric direct detection of optical signals2023
Multiple analyte detection systems and methods of detecting multiple analytes2023
Forward error correction with outer multi-level code and inner contrast code2023
Modular carrier recovery2023
Estimation of communication system impairments using spectrally selective signal2023
Forward error correction coding using a tree structure2022