Optical communication system, control apparatus and quality compensation method
US-12549875-B2 · Feb 10, 2026 · US
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Senoo Yumiko patents
Senoo Yumiko is listed as an inventor on 21 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Senoo Yumiko |
| Total patents | 21 |
| First publication | Jan 20, 2022 |
| Latest publication | Feb 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Optical communication device, optical access system and optical communication method
US-12531633-B2 · Jan 20, 2026 · US
Relay apparatus, optical access system and relay method
US-12526557-B2 · Jan 13, 2026 · US
Optical communication device, optical access system and optical communication method
US-12483348-B2 · Nov 25, 2025 · US
Optical communication control device, receiver device, communication system, and control method
US-2025088269-A1 · Mar 13, 2025 · US
Optical access system and monitoring method
US-2025088777-A1 · Mar 13, 2025 · US
Optical communication system, control apparatus and optical communication method
US-2025008248-A1 · Jan 2, 2025 · US
Optical access system and control signal superimposition method
US-2024381012-A1 · Nov 14, 2024 · US
Relay apparatus, optical access system and relay method
US-2024284081-A1 · Aug 22, 2024 · US
Communication method and communication system
US-2024276128-A1 · Aug 15, 2024 · US
Recent patents
Latest publications not already listed above.
Optical access system and monitoring method
US-2024187092-A1 · Jun 6, 2024 · US
Wavelength-selection type optical receiving apparatus
US-11921333-B2 · Mar 5, 2024 · US
Communication system, communication apparatus and bandwidth allocation method
US-11909651-B2 · Feb 20, 2024 · US
Optical communication system, control apparatus and quality compensation method
US-2024056709-A1 · Feb 15, 2024 · US
Optical communication device, control method and optical communication system
US-2024056189-A1 · Feb 15, 2024 · US
Optical communication device, optical access system and optical communication method
US-2024031020-A1 · Jan 25, 2024 · US
Optical communication device, optical access system and optical communication method
US-2023421283-A1 · Dec 28, 2023 · US
Optical wavelength selecting filter-module and optical wavelength selecting method
US-11506883-B2 · Nov 22, 2022 · US
Wavelength-selection type optical receiving apparatus
US-2022113478-A1 · Apr 14, 2022 · US
Optical wavelength selecting filter-module and optical wavelength selecting method
US-2022043253-A1 · Feb 10, 2022 · US
Communication system, communication apparatus and bandwidth allocation method
US-2022021617-A1 · Jan 20, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nippon Telegraph & Telephone | 17 |
| Ntt Inc | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04B10/077 | 8 |
| H04B10/27 | 7 |
| H04Q11/0062 | 7 |
| H04Q11/0067 | 6 |
| H04L12/44 | 6 |