Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12395244 | Optical fiber exhibiting low guided acoustic Brillouin scattering (GAWBS) noise and measurement thereof | Fatih Yaman, Kohei Nakamura, Takanori Inoue, Eduardo Mateo Rodriguez, Shinsuke Fujisawa +2 more | 2025-08-19 |
| 12332394 | Fiber sensing using supervisory path of submarine cables | Fatih Yaman, Yue-Kai Huang, Ezra Ip, Eduardo Mateo Rodriguez, Kohei Nakamura +2 more | 2025-06-17 |
| 12052055 | Method of equalizing waveform distortion, terminal device, and optical communication system | Shinsuke Fujisawa, Naoto Ishii, Ankith VINAYACHANDRAN, Emmanuel Le Taillandier De Gabory, Fatih Yaman | 2024-07-30 |
| 12034482 | Accurate measurement for guided acoustic-wave Brillouin scattering | Fatih Yaman, Eduardo Mateo Rodriguez, Shinsuke Fujisawa, Kohei Nakamura, Takanori Inoue +2 more | 2024-07-09 |
| 11933605 | Estimating core-cladding concentricity error in optical fibers using guided acoustic-wave Brillouin scattering | Fatih Yaman, Shinsuke Fujisawa, Kohei Nakamura, Takanori Inoue, Eduardo Mateo Rodriguez +1 more | 2024-03-19 |
| 11888583 | Integrated 3-way branching unit switch module having small footprint | Fatih Yaman, Shinsuke Fujisawa, Takigawa Yoshinari, Ryuji Aida, Takanori Inoue +2 more | 2024-01-30 |
| 11700067 | Three-way branching unit switch module having small footprint | Fatih Yaman, Shinsuke Fujisawa, Yoshinari Takigawa, Ryu Kurahashi, Ryuji Aida +4 more | 2023-07-11 |
| 11467061 | Estimating mode field distribution in optical fibers from guided acoustic wave brillouin scattering | Fatih Yaman, Eduardo Mateo Rodriguez, Shinsuke Fujisawa, Kohei Nakamura, Takanori Inoue +2 more | 2022-10-11 |
| 10454611 | Spatial division multiplexing in limited power optical communication systems | Alexei N. Pilipetskii, Oleg V. Sinkin, Georg Heinrich Mohs, Neal S. Bergano | 2019-10-22 |
| 9929813 | Optical communication system and method using a nonlinear reversible code for probablistic constellation shaping | Maxim A. Bolshtyansky | 2018-03-27 |
| 9900105 | Coded modulation with amplitude and phase-shift keying having a circular constellation for variable spectral efficiency | Maxim A. Bolshtyansky | 2018-02-20 |
| 9780883 | System and method for multi-dimensional modulation using multiple constellations | Hongbin Zhang | 2017-10-03 |
| 9780990 | System and method for multi-dimensional modulation using multiple constellations | Hongbin Zhang | 2017-10-03 |
| 9634803 | Optical subcarrier multiplex system with joint forward error correction coding | Jin-Xing Cai, Matthew V. Mazurczyk, Dmitri Foursa, Alexei N. Pilipetskii | 2017-04-25 |
| 9503197 | Spatial division multiplexing in limited power optical communication systems | Alexei N. Pilipetskii, Oleg V. Sinkin, Georg Heinrich Mohs, Neal S. Bergano | 2016-11-22 |
| 9407398 | System and method using cascaded single partity check coding | Hongbin Zhang | 2016-08-02 |
| 9397786 | System and method including modified bit-interleaved coded modulation | Hongbin Zhang | 2016-07-19 |
| 9337935 | Coded modulation for small step-size variable spectral efficiency | Hongbin Zhang, Alexei N. Pilipetskii | 2016-05-10 |
| 9336079 | System and method for cycle slip correction | Hongbin Zhang | 2016-05-10 |
| 8948612 | System and method for generating soft decision reliability information from hard decisions in an optical signal receiver | Yi Cai | 2015-02-03 |
| 8924823 | System and method for cycle slip correction | Hongbin Zhang | 2014-12-30 |
| 8775892 | System and method including modified bit-interleaved coded modulation with fractional secondary coding | Hongbin Zhang | 2014-07-08 |
| 8538278 | Superimposed training and digital filtering coherent optical receivers | Lei Xu, Ting Wang, Ivan B. Djordjevic | 2013-09-17 |
| 8219874 | Multi-dimensional LDPC coded modulation for high-speed optical transmission systems | Ivan B. Djordjevic, Lei Xu, Ting Wang | 2012-07-10 |
| 7991070 | Wavelength transmission system and method using 3-dimensional LDPC-coded modulation | Ivan B. Djordjevic, Lei Xu, Ting Wang, Milorad Cvijetic | 2011-08-02 |