JP7689277B2 - 光送信機、光受信機、光送信方法及び光受信方法 - Google Patents

光送信機、光受信機、光送信方法及び光受信方法 Download PDF

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Publication number
JP7689277B2
JP7689277B2 JP2023576280A JP2023576280A JP7689277B2 JP 7689277 B2 JP7689277 B2 JP 7689277B2 JP 2023576280 A JP2023576280 A JP 2023576280A JP 2023576280 A JP2023576280 A JP 2023576280A JP 7689277 B2 JP7689277 B2 JP 7689277B2
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signal
optical
narrowband
unit
modulated signal
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JP2023576280A
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Japanese (ja)
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JPWO2023144880A1 (https=
Inventor
福太郎 濱岡
政則 中村
孝行 小林
宗彦 長谷
斉 脇田
裕史 山崎
義弘 小木曽
裕 宮本
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NTT Inc
NTT Inc USA
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Nippon Telegraph and Telephone Corp
NTT Inc USA
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • 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
    • H04B10/50—Transmitters
    • 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
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • 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
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
JP2023576280A 2022-01-25 2022-01-25 光送信機、光受信機、光送信方法及び光受信方法 Active JP7689277B2 (ja)

Applications Claiming Priority (1)

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PCT/JP2022/002651 WO2023144880A1 (ja) 2022-01-25 2022-01-25 光送信機、光受信機、光送信方法及び光受信方法

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JPWO2023144880A1 JPWO2023144880A1 (https=) 2023-08-03
JP7689277B2 true JP7689277B2 (ja) 2025-06-06

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US (1) US20250233670A1 (https=)
JP (1) JP7689277B2 (https=)
WO (1) WO2023144880A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025069261A1 (ja) * 2023-09-27 2025-04-03 日本電信電話株式会社 光送信機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004112781A (ja) 2002-08-28 2004-04-08 Matsushita Electric Ind Co Ltd 光伝送システム
JP2018019255A (ja) 2016-07-28 2018-02-01 日本電信電話株式会社 光送信機、光受信機及び光送受信機
JP2019220773A (ja) 2018-06-15 2019-12-26 富士通株式会社 光伝送システム、制御装置、光伝送方法及び伝送装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004112781A (ja) 2002-08-28 2004-04-08 Matsushita Electric Ind Co Ltd 光伝送システム
JP2018019255A (ja) 2016-07-28 2018-02-01 日本電信電話株式会社 光送信機、光受信機及び光送受信機
JP2019220773A (ja) 2018-06-15 2019-12-26 富士通株式会社 光伝送システム、制御装置、光伝送方法及び伝送装置

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US20250233670A1 (en) 2025-07-17
WO2023144880A1 (ja) 2023-08-03
JPWO2023144880A1 (https=) 2023-08-03

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