KR20240072219A - Dpsk 신호의 복조방법, 장치, 설비 및 저장매체 - Google Patents

Dpsk 신호의 복조방법, 장치, 설비 및 저장매체 Download PDF

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Publication number
KR20240072219A
KR20240072219A KR1020247013688A KR20247013688A KR20240072219A KR 20240072219 A KR20240072219 A KR 20240072219A KR 1020247013688 A KR1020247013688 A KR 1020247013688A KR 20247013688 A KR20247013688 A KR 20247013688A KR 20240072219 A KR20240072219 A KR 20240072219A
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KR
South Korea
Prior art keywords
dpsk signal
dpsk
signal
demodulation
rotation angle
Prior art date
Application number
KR1020247013688A
Other languages
English (en)
Korean (ko)
Inventor
강 주어
Original Assignee
이칩 마이크로일렉트로닉스 (항저우) 컴퍼니 리미티드
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.)
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Publication date
Application filed by 이칩 마이크로일렉트로닉스 (항저우) 컴퍼니 리미티드 filed Critical 이칩 마이크로일렉트로닉스 (항저우) 컴퍼니 리미티드
Publication of KR20240072219A publication Critical patent/KR20240072219A/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • 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
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/2057—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases with a separate carrier for each phase state
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0067—Phase error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
KR1020247013688A 2021-11-05 2022-10-25 Dpsk 신호의 복조방법, 장치, 설비 및 저장매체 KR20240072219A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202111303214.2 2021-11-05
CN202111303214.2A CN113765838B (zh) 2021-11-05 2021-11-05 一种dpsk信号的解调方法、装置、设备及存储介质
PCT/CN2022/127169 WO2023078117A1 (zh) 2021-11-05 2022-10-25 Dpsk信号的解调方法、装置、设备及存储介质

Publications (1)

Publication Number Publication Date
KR20240072219A true KR20240072219A (ko) 2024-05-23

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KR1020247013688A KR20240072219A (ko) 2021-11-05 2022-10-25 Dpsk 신호의 복조방법, 장치, 설비 및 저장매체

Country Status (3)

Country Link
KR (1) KR20240072219A (zh)
CN (1) CN113765838B (zh)
WO (1) WO2023078117A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113765838B (zh) * 2021-11-05 2022-03-25 易兆微电子(杭州)股份有限公司 一种dpsk信号的解调方法、装置、设备及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110042320A (ko) 2008-08-19 2011-04-26 알카텔-루센트 유에스에이 인코포레이티드 고 스펙트럼 효율 광 ｄｐｓｋ 신호들을 수신하기 위한 시스템 및 방법

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Publication number Priority date Publication date Assignee Title
IL98730A (en) * 1991-07-04 1994-02-27 Technion Res & Dev Foundation Method and device for removing modulation especially KSPD of signals in the method
EP1694017B1 (en) * 2005-02-18 2013-11-27 Nokia Solutions and Networks GmbH & Co. KG Method and apparatus for demodulating an optical differential phase-shift keying signal
CN101902420B (zh) * 2010-03-08 2013-06-05 中国电子科技集团公司第十研究所 符号内连续相位差分相移键控调制与解调方法
US9941974B2 (en) * 2015-12-21 2018-04-10 Zte Corporation Techniques for receiving DFT spreading modulation signals
CN106878215B (zh) * 2017-01-18 2019-09-27 深圳市极致汇仪科技有限公司 一种蓝牙信号的dpsk快速调制方法
CN110191074B (zh) * 2018-02-23 2021-07-02 中兴通讯股份有限公司 一种数据解调的方法及装置
CN109587094A (zh) * 2019-01-03 2019-04-05 钟祥博谦信息科技有限公司 一种基于gd算法的非线性失真信号解调方法及***
CN111884685B (zh) * 2020-06-19 2021-08-24 清华大学 数字通信信号同步解调方法及其装置
CN112003806B (zh) * 2020-10-28 2021-02-09 易兆微电子(杭州)股份有限公司 一种基带信号的同步解调方法和信号接收机
CN113765838B (zh) * 2021-11-05 2022-03-25 易兆微电子(杭州)股份有限公司 一种dpsk信号的解调方法、装置、设备及存储介质

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110042320A (ko) 2008-08-19 2011-04-26 알카텔-루센트 유에스에이 인코포레이티드 고 스펙트럼 효율 광 ｄｐｓｋ 신호들을 수신하기 위한 시스템 및 방법

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WO2023078117A1 (zh) 2023-05-11
CN113765838B (zh) 2022-03-25
CN113765838A (zh) 2021-12-07

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