CN106936512B - Optical signal transmitter and light signal receiving and optical fiber telecommunications system - Google Patents
Optical signal transmitter and light signal receiving and optical fiber telecommunications system Download PDFInfo
- Publication number
- CN106936512B CN106936512B CN201710121216.7A CN201710121216A CN106936512B CN 106936512 B CN106936512 B CN 106936512B CN 201710121216 A CN201710121216 A CN 201710121216A CN 106936512 B CN106936512 B CN 106936512B
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- signal
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- power
- optical
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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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/616—Details of the electronic signal processing in coherent optical receivers
- H04B10/6163—Compensation of non-linear effects in the fiber optic link, e.g. self-phase modulation [SPM], cross-phase modulation [XPM], four wave mixing [FWM]
-
- 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
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
- H04B10/693—Arrangements for optimizing the preamplifier in the receiver
- H04B10/6933—Offset control of the differential preamplifier
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- 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
- H04L27/38—Demodulator circuits; Receiver circuits
- H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
- H04L27/3854—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using a non - coherent carrier, including systems with baseband correction for phase or frequency offset
- H04L27/3872—Compensation for phase rotation in the demodulated signal
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Nonlinear Science (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710121216.7A CN106936512B (en) | 2017-03-02 | 2017-03-02 | Optical signal transmitter and light signal receiving and optical fiber telecommunications system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710121216.7A CN106936512B (en) | 2017-03-02 | 2017-03-02 | Optical signal transmitter and light signal receiving and optical fiber telecommunications system |
Publications (2)
Publication Number | Publication Date |
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CN106936512A CN106936512A (en) | 2017-07-07 |
CN106936512B true CN106936512B (en) | 2019-03-22 |
Family
ID=59423712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710121216.7A Active CN106936512B (en) | 2017-03-02 | 2017-03-02 | Optical signal transmitter and light signal receiving and optical fiber telecommunications system |
Country Status (1)
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CN (1) | CN106936512B (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001049001A1 (en) * | 1999-12-24 | 2001-07-05 | Schlumberger Limited | Method and apparatus for transmission of well-bore data on multiple carrier frequencies |
CN101043221A (en) * | 2006-03-20 | 2007-09-26 | 佛山市顺德区顺达电脑厂有限公司 | Moving transceiver of wireless LAN signal and its receiving method |
CN103152312A (en) * | 2013-03-26 | 2013-06-12 | 重庆邮电大学 | Power-adjustable partially-superimposed training sequence-based time synchronization system and method for optical orthogonal frequency division multiplexing (OFDM) system |
CN106063153A (en) * | 2014-03-17 | 2016-10-26 | 日本电信电话株式会社 | Optical-signal transmission device and optical-signal transmission method |
-
2017
- 2017-03-02 CN CN201710121216.7A patent/CN106936512B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001049001A1 (en) * | 1999-12-24 | 2001-07-05 | Schlumberger Limited | Method and apparatus for transmission of well-bore data on multiple carrier frequencies |
CN101043221A (en) * | 2006-03-20 | 2007-09-26 | 佛山市顺德区顺达电脑厂有限公司 | Moving transceiver of wireless LAN signal and its receiving method |
CN103152312A (en) * | 2013-03-26 | 2013-06-12 | 重庆邮电大学 | Power-adjustable partially-superimposed training sequence-based time synchronization system and method for optical orthogonal frequency division multiplexing (OFDM) system |
CN106063153A (en) * | 2014-03-17 | 2016-10-26 | 日本电信电话株式会社 | Optical-signal transmission device and optical-signal transmission method |
Also Published As
Publication number | Publication date |
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CN106936512A (en) | 2017-07-07 |
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Effective date of registration: 20191226 Address after: Room 110, information building, No. 99, Wenlan Road, Xianlin street, Qixia District, Nanjing City, Jiangsu Province Patentee after: Nanjing Haizhu Information Technology Co.,Ltd. Address before: 213100 Changzhou College of Information Technology, 22 Xin Zhong Zhong Road, Wujin District, Jiangsu, Changzhou Patentee before: Changzhou College of Information Technology |
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Effective date of registration: 20210705 Address after: No. 43, bailing South Road, Donggang District, green industry cluster district, Quzhou City, Zhejiang Province Patentee after: A New Energy Technology (Quzhou) Co.,Ltd. Address before: Room 110, information building, 99 Wenlan Road, Xianlin street, Qixia District, Nanjing City, Jiangsu Province, 210000 Patentee before: Nanjing Haizhu Information Technology Co.,Ltd. |
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Effective date of registration: 20230607 Address after: Room 110, Information Building, No. 99, Wenlan Road, Xianlin Street, Qixia District, Nanjing, Jiangsu 210046 Patentee after: Nanjing Haizhu Information Technology Co.,Ltd. Address before: No. 43, bailing South Road, Donggang District, green industry cluster district, Quzhou City, Zhejiang Province Patentee before: A New Energy Technology (Quzhou) Co.,Ltd. |