SE536593C2 - En anordning och ett förfarande för återhämtning av bärvågssignaler - Google Patents
En anordning och ett förfarande för återhämtning av bärvågssignaler Download PDFInfo
- 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
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)
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)
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)
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 |
-
2012
- 2012-04-24 SE SE1250404A patent/SE536593C2/sv unknown
-
2013
- 2013-04-10 WO PCT/SE2013/050386 patent/WO2013162444A2/fr active Application Filing
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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