Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12184332 | Single-fiber bidirectional optical ring system, method for controlling single-fiber bidirectional optical ring system, and central station | Kazuyuki Ishida, Ayano SAKAMOTO | 2024-12-31 |
| 11128385 | Signal detection circuit, optical receiver, master station device, and signal detection method | Takanori KAWANAKA | 2021-09-21 |
| 9722545 | Emphasis circuit | Masaki Noda, Masamichi Nogami | 2017-08-01 |
| 9628194 | Burst-signal reception circuit | Masaki Noda | 2017-04-18 |
| 9525495 | Burst-mode receiver, and method of bias voltage control for APD of burst-mode receiver | Masaki Noda, Susumu Ihara, Masamichi Nogami | 2016-12-20 |
| 9252887 | Optical receiver, station-side optical network unit, and light reception level monitoring method | Masamichi Nogami, Masaki Noda, Junichi Nakagawa | 2016-02-02 |
| 9083466 | Optical line terminal | — | 2015-07-14 |
| 8831059 | Laser diode driver circuit | Masamichi Nogami, Junichi Nakagawa | 2014-09-09 |