Inventor
Katsuichi Oyama
Inventor
Kanagawa, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission40%
H04LTransmission of digital information, e.g. telegraphic communication40%
G06FElectric digital data processing7%
H03MCoding7%
H04NPictorial communication, e.g. television7%
PatentTitleYear
11,121,778Phase variation compensation device, phase variation compensation method and communication device202110,880,193Error correction device, error correction method, and communication device202010,608,743Transmission characteristic compensation apparatus, transmission characteristic compensation method, and communication apparatus202010,419,127Phase compensation device, phase compensation method and communication apparatus201910,396,895Compensation coefficient calculation method201910,374,718Optical transmission distortion compensation device, optical transmission distortion compensation method, and communication device20196,175,850'Scheme for carrying out modular calculations based on redundant binary calculation'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2021Patents assigned to NIPPON TELEGRAPH & TELEPHONE (6)· patent assignee history
2001–2021Based in Kanagawa, JP· patent location history
2019–2021Patents assigned to NTT ELECTRONICS CORP (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON TELEGRAPH & TELEPHONE | 6 | 2001–2021 |
| NTT ELECTRONICS CORP | 6 | 2019–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 7 | 2001–2021 |