SE536593C2 - En anordning och ett förfarande för återhämtning av bärvågssignaler - Google Patents

En anordning och ett förfarande för återhämtning av bärvågssignaler Download PDF

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Publication number
SE536593C2
SE536593C2 SE1250404A SE1250404A SE536593C2 SE 536593 C2 SE536593 C2 SE 536593C2 SE 1250404 A SE1250404 A SE 1250404A SE 1250404 A SE1250404 A SE 1250404A SE 536593 C2 SE536593 C2 SE 536593C2
Authority
SE
Sweden
Prior art keywords
signal
frequency
data
recovery
distorted
Prior art date
Application number
SE1250404A
Other languages
English (en)
Swedish (sv)
Other versions
SE1250404A1 (sv
Inventor
Zhongxia He
Original Assignee
Zhongxia He
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 Zhongxia He filed Critical Zhongxia He
Priority to SE1250404A priority Critical patent/SE536593C2/sv
Priority to PCT/SE2013/050386 priority patent/WO2013162444A2/fr
Publication of SE1250404A1 publication Critical patent/SE1250404A1/sv
Publication of SE536593C2 publication Critical patent/SE536593C2/sv

Links

Classifications

    • 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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • 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
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • 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
    • H04L2027/0046—Open loops
    • H04L2027/0051—Harmonic tracking
    • 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
    • H04L2027/0053—Closed loops
    • H04L2027/0055—Closed loops single phase
    • 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
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
SE1250404A 2012-04-24 2012-04-24 En anordning och ett förfarande för återhämtning av bärvågssignaler SE536593C2 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE1250404A SE536593C2 (sv) 2012-04-24 2012-04-24 En anordning och ett förfarande för återhämtning av bärvågssignaler
PCT/SE2013/050386 WO2013162444A2 (fr) 2012-04-24 2013-04-10 Agencement et procédé de récupération de signal de porteuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1250404A SE536593C2 (sv) 2012-04-24 2012-04-24 En anordning och ett förfarande för återhämtning av bärvågssignaler

Publications (2)

Publication Number Publication Date
SE1250404A1 SE1250404A1 (sv) 2013-10-25
SE536593C2 true SE536593C2 (sv) 2014-03-18

Family

ID=49484003

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1250404A SE536593C2 (sv) 2012-04-24 2012-04-24 En anordning och ett förfarande för återhämtning av bärvågssignaler

Country Status (2)

Country Link
SE (1) SE536593C2 (fr)
WO (1) WO2013162444A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112565134B (zh) * 2020-11-27 2022-03-15 北京北广科技股份有限公司 一种接收端射频信号的载波相位固定补偿方法
CN113242199B (zh) * 2021-04-30 2022-05-24 杭州电子科技大学 自动识别***载波恢复方法
US11838057B2 (en) * 2021-12-17 2023-12-05 The Boeing Company Optical communication using double sideband suppressed carrier modulation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000298165A (ja) * 1999-04-15 2000-10-24 Mitsubishi Electric Corp パルス変調信号識別装置及びレーダ信号識別装置

Also Published As

Publication number Publication date
WO2013162444A3 (fr) 2014-01-16
WO2013162444A2 (fr) 2013-10-31
SE1250404A1 (sv) 2013-10-25

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