CN110138461A - 自适应多入多出与正交频分复用相结合的水声通信方法 - Google Patents
自适应多入多出与正交频分复用相结合的水声通信方法 Download PDFInfo
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- CN110138461A CN110138461A CN201910366147.5A CN201910366147A CN110138461A CN 110138461 A CN110138461 A CN 110138461A CN 201910366147 A CN201910366147 A CN 201910366147A CN 110138461 A CN110138461 A CN 110138461A
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- 238000004891 communication Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000012546 transfer Methods 0.000 claims description 8
- 239000013598 vector Substances 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 239000000969 carrier Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
- H04B13/02—Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0055—MAP-decoding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0668—Orthogonal systems, e.g. using Alamouti codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/024—Channel estimation channel estimation algorithms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
-
- 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
- H04L27/2649—Demodulators
- H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
-
- 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
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112511471A (zh) * | 2021-02-01 | 2021-03-16 | 中国人民解放军国防科技大学 | 基于空频分组码的信道估计方法、装置、设备及介质 |
CN114567341A (zh) * | 2022-01-12 | 2022-05-31 | 中国电子科技集团公司第十研究所 | 多模高灵敏度高速信号接收电路 |
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CN102034480A (zh) * | 2010-12-16 | 2011-04-27 | 厦门大学 | 一种水下数字语音的通信方法 |
WO2011133522A2 (en) * | 2010-04-19 | 2011-10-27 | University Of Delaware | High data rate acoustic multiple-input/multiple-output (mimo) communication apparatus and system for submersibles |
CN102624666A (zh) * | 2012-03-05 | 2012-08-01 | 哈尔滨工程大学 | 稀疏信道模型下多路收发的正交多载波水声通信循环译码方法 |
CN102857468A (zh) * | 2012-09-17 | 2013-01-02 | 哈尔滨工业大学 | 基于map均衡的sc-fde系统及该系统中导频结构的构建方法 |
CN104780128A (zh) * | 2015-04-14 | 2015-07-15 | 哈尔滨工程大学 | 一种水声ofdma上行通信稀疏信道估计与导频优化方法 |
CN105323203A (zh) * | 2015-11-12 | 2016-02-10 | 哈尔滨工程大学 | 基于正交载波扫扩技术的抗多途水声通信方法 |
CN105490974A (zh) * | 2015-12-15 | 2016-04-13 | 江苏科技大学 | 一种mimo-ofdm水声通信系统的多普勒估计方法 |
CN106100692A (zh) * | 2016-08-29 | 2016-11-09 | 东南大学 | Mimo‑ofdm水声通信系统多普勒扩展估计方法 |
CN107359899A (zh) * | 2017-06-24 | 2017-11-17 | 苏州桑泰海洋仪器研发有限责任公司 | 稀疏信道条件下正交频分复用扩频水声通信无导频判决反馈信道估计方法 |
CN107426120A (zh) * | 2017-07-24 | 2017-12-01 | 哈尔滨工程大学 | 一种基于最小均方误差的水声ofdm‑mfsk信道均衡方法 |
-
2019
- 2019-05-05 CN CN201910366147.5A patent/CN110138461B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011133522A2 (en) * | 2010-04-19 | 2011-10-27 | University Of Delaware | High data rate acoustic multiple-input/multiple-output (mimo) communication apparatus and system for submersibles |
CN102034480A (zh) * | 2010-12-16 | 2011-04-27 | 厦门大学 | 一种水下数字语音的通信方法 |
CN102624666A (zh) * | 2012-03-05 | 2012-08-01 | 哈尔滨工程大学 | 稀疏信道模型下多路收发的正交多载波水声通信循环译码方法 |
CN102857468A (zh) * | 2012-09-17 | 2013-01-02 | 哈尔滨工业大学 | 基于map均衡的sc-fde系统及该系统中导频结构的构建方法 |
CN104780128A (zh) * | 2015-04-14 | 2015-07-15 | 哈尔滨工程大学 | 一种水声ofdma上行通信稀疏信道估计与导频优化方法 |
CN105323203A (zh) * | 2015-11-12 | 2016-02-10 | 哈尔滨工程大学 | 基于正交载波扫扩技术的抗多途水声通信方法 |
CN105490974A (zh) * | 2015-12-15 | 2016-04-13 | 江苏科技大学 | 一种mimo-ofdm水声通信系统的多普勒估计方法 |
CN106100692A (zh) * | 2016-08-29 | 2016-11-09 | 东南大学 | Mimo‑ofdm水声通信系统多普勒扩展估计方法 |
CN107359899A (zh) * | 2017-06-24 | 2017-11-17 | 苏州桑泰海洋仪器研发有限责任公司 | 稀疏信道条件下正交频分复用扩频水声通信无导频判决反馈信道估计方法 |
CN107426120A (zh) * | 2017-07-24 | 2017-12-01 | 哈尔滨工程大学 | 一种基于最小均方误差的水声ofdm‑mfsk信道均衡方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112511471A (zh) * | 2021-02-01 | 2021-03-16 | 中国人民解放军国防科技大学 | 基于空频分组码的信道估计方法、装置、设备及介质 |
CN114567341A (zh) * | 2022-01-12 | 2022-05-31 | 中国电子科技集团公司第十研究所 | 多模高灵敏度高速信号接收电路 |
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