JPWO2022113205A1 - - Google Patents
Info
- Publication number
- JPWO2022113205A1 JPWO2022113205A1 JP2022564884A JP2022564884A JPWO2022113205A1 JP WO2022113205 A1 JPWO2022113205 A1 JP WO2022113205A1 JP 2022564884 A JP2022564884 A JP 2022564884A JP 2022564884 A JP2022564884 A JP 2022564884A JP WO2022113205 A1 JPWO2022113205 A1 JP WO2022113205A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/612—Coherent receivers for optical signals modulated with a format different from binary or higher-order PSK [X-PSK], e.g. QAM, DPSK, FSK, MSK, ASK
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/043819 WO2022113205A1 (ja) | 2020-11-25 | 2020-11-25 | 受信装置および受信方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPWO2022113205A1 true JPWO2022113205A1 (ja) | 2022-06-02 |
Family
ID=81754106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022564884A Pending JPWO2022113205A1 (ja) | 2020-11-25 | 2020-11-25 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20230403080A1 (ja) |
JP (1) | JPWO2022113205A1 (ja) |
WO (1) | WO2022113205A1 (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002009738A (ja) * | 2000-06-26 | 2002-01-11 | Hitachi Kokusai Electric Inc | 光伝送装置 |
JP6442901B2 (ja) * | 2014-07-31 | 2018-12-26 | 富士通株式会社 | 光送信器および光変調器のバイアスを制御する方法 |
JP6540295B2 (ja) * | 2015-07-09 | 2019-07-10 | 富士通株式会社 | 適応等化回路、ディジタルコヒーレント受信器および適応等化方法 |
JP7064141B2 (ja) * | 2018-09-05 | 2022-05-10 | 日本電信電話株式会社 | 光受信装置、及び周波数オフセット推定方法 |
-
2020
- 2020-11-25 JP JP2022564884A patent/JPWO2022113205A1/ja active Pending
- 2020-11-25 WO PCT/JP2020/043819 patent/WO2022113205A1/ja active Application Filing
- 2020-11-25 US US18/037,519 patent/US20230403080A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2022113205A1 (ja) | 2022-06-02 |
US20230403080A1 (en) | 2023-12-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230307 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240305 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240423 |