Issued Patents 2018
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10148552 | Shortest path search with constraints in networks | Xi Wang, Qiong Zhang, Paparao Palacharla, Tadashi Ikeuchi | 2018-12-04 |
| 10116392 | Carrier suppressed multi-level pulse amplitude modulation | Olga Vassilieva, Paparao Palacharla, Tadashi Ikeuchi | 2018-10-30 |
| 10097376 | Resilient virtual optical switches over less reliable optical networks | Xi Wang, Paparao Palacharla, Qiong Zhang, Tadashi Ikeuchi | 2018-10-09 |
| 10090961 | Multi-channel optical cross-phase modulation compensator | Olga Vassilieva, Takeshi Hoshida, Paparao Palacharla, Tadashi Ikeuchi | 2018-10-02 |
| 10063317 | Network management with per-node cross-phase-modulation (XPM) compensation | Olga Vassilieva, Tadashi Ikeuchi | 2018-08-28 |
| 10038496 | Method for determining optical network utilization efficiency | Xi Wang, Qiong Zhang, Paparao Palacharla, Tadashi Ikeuchi | 2018-07-31 |
| 9998563 | Vertex-centric service function chaining in multi-domain networks | Qiong Zhang, Paparao Palacharla, Xi Wang, Tadashi Ikeuchi | 2018-06-12 |
| 9973383 | Placement of wavelength shifters in optical networks | Xi Wang, Paparao Palacharla, Tadashi Ikeuchi | 2018-05-15 |
| 9967054 | Optimization of networks carrying superchannels with different modulation formats | Olga Vassilieva, Tadashi Ikeuchi | 2018-05-08 |
| 9967053 | Shortest minimum regeneration path search in networks | Xi Wang, Qiong Zhang, Paparao Palacharla, Tadashi Ikeuchi | 2018-05-08 |
| 9941994 | Wavelength shift elimination during spectral inversion in optical networks | Kevin Croussore, Olga Vassilieva, Takao Naito | 2018-04-10 |
| 9923634 | Harmonic generation and phase sensitive amplification using a bragg reflection waveguide | Youichi Akasaka, Jeng-Yuan Yang, Motoyoshi Sekiya | 2018-03-20 |
| 9912435 | Nonlinear penalty estimation using spectral inversion in optical transport networks | Olga Vassilieva, Paparao Palacharla, Motoyoshi Sekiya | 2018-03-06 |