JP7735774B2 - 送信装置、受信装置、通信システム、及び通信方法 - Google Patents

送信装置、受信装置、通信システム、及び通信方法

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Publication number
JP7735774B2
JP7735774B2 JP2021165332A JP2021165332A JP7735774B2 JP 7735774 B2 JP7735774 B2 JP 7735774B2 JP 2021165332 A JP2021165332 A JP 2021165332A JP 2021165332 A JP2021165332 A JP 2021165332A JP 7735774 B2 JP7735774 B2 JP 7735774B2
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JP
Japan
Prior art keywords
signal
division
time
outphasing
signals
Prior art date
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.)
Active
Application number
JP2021165332A
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English (en)
Japanese (ja)
Other versions
JP2023056166A (ja
JP2023056166A5 (https=
Inventor
裕真 加瀬
真一 堀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP2021165332A priority Critical patent/JP7735774B2/ja
Priority to US17/949,369 priority patent/US12155460B2/en
Publication of JP2023056166A publication Critical patent/JP2023056166A/ja
Publication of JP2023056166A5 publication Critical patent/JP2023056166A5/ja
Application granted granted Critical
Publication of JP7735774B2 publication Critical patent/JP7735774B2/ja
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Anticipated expiration legal-status Critical

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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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
    • H04B10/25752—Optical arrangements for wireless networks
    • H04B10/25753—Distribution optical network, e.g. between a base station and a plurality of remote units
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2021165332A 2021-10-07 2021-10-07 送信装置、受信装置、通信システム、及び通信方法 Active JP7735774B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021165332A JP7735774B2 (ja) 2021-10-07 2021-10-07 送信装置、受信装置、通信システム、及び通信方法
US17/949,369 US12155460B2 (en) 2021-10-07 2022-09-21 Transmitting apparatus, receiving apparatus, communication system, and communication method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021165332A JP7735774B2 (ja) 2021-10-07 2021-10-07 送信装置、受信装置、通信システム、及び通信方法

Publications (3)

Publication Number Publication Date
JP2023056166A JP2023056166A (ja) 2023-04-19
JP2023056166A5 JP2023056166A5 (https=) 2024-09-25
JP7735774B2 true JP7735774B2 (ja) 2025-09-09

Family

ID=86004653

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021165332A Active JP7735774B2 (ja) 2021-10-07 2021-10-07 送信装置、受信装置、通信システム、及び通信方法

Country Status (2)

Country Link
US (1) US12155460B2 (https=)
JP (1) JP7735774B2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12244341B1 (en) 2024-04-24 2025-03-04 Attochron, Llc Radio frequency signal transmission using free space optical communications

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7720510B2 (en) 2004-11-15 2010-05-18 Bae Systems Plc Data communications between terminals in a mobile communication system
JP4568159B2 (ja) 2005-04-25 2010-10-27 中部電力株式会社 双方向ｗｄｍ光アナログ伝送システム
KR100810270B1 (ko) * 2006-11-07 2008-03-07 삼성전자주식회사 다중 입출력 통신 시스템
JP6919361B2 (ja) * 2017-06-26 2021-08-18 富士通株式会社 光受信装置、光送信装置、光通信システム、およびスキュー調整方法
US10972215B2 (en) * 2018-03-09 2021-04-06 Nokia Solutions And Networks Oy Methods and apparatus for joint use of probabilistic signal shaping and forward error correction

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Shinichi Hori et al.，Radio-over-Fiber Systems with 1-bit Digital Modulation for 5G/6G Indoor Wireless Communication [online]， 2021 IEEE VTS 17th Asia Pacific Wireless Communications Symposium (APWCS)，IEEE，2021年08月30日，pages 1-5，[取得日 2025.05.20], 取得先<https://ieeexplore.ieee.org/document/9548764>，<DOI:10.1109/APWCS50173.2021.9548764>
Yuma Kase et al.，All-digital Outphasing Modulator for Radio-over-Fiber System [online]，2020 50th European Microwave Conference (EuMC)，IEEE，2021年02月02日，pages 1-4，[取得日 2025.05.19], 取得先<https://ieeexplore.ieee.org/document/9338002>，<DOI:10.23919/EuMC48046.2021.9338002>

Also Published As

Publication number Publication date
JP2023056166A (ja) 2023-04-19
US12155460B2 (en) 2024-11-26
US20230198654A1 (en) 2023-06-22

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