CN111131098A - 基于水声ofdm信号自相关输出峰插值的多普勒因子估计方法 - Google Patents
基于水声ofdm信号自相关输出峰插值的多普勒因子估计方法 Download PDFInfo
- Publication number
- CN111131098A CN111131098A CN201911419281.3A CN201911419281A CN111131098A CN 111131098 A CN111131098 A CN 111131098A CN 201911419281 A CN201911419281 A CN 201911419281A CN 111131098 A CN111131098 A CN 111131098A
- Authority
- CN
- China
- Prior art keywords
- output
- doppler factor
- autocorrelation output
- expression
- autocorrelation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000012887 quadratic function Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000006854 communication Effects 0.000 abstract description 6
- 238000004891 communication Methods 0.000 abstract description 5
- 230000009466 transformation Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H04L25/0212—Channel estimation of impulse response
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911419281.3A CN111131098B (zh) | 2019-12-31 | 2019-12-31 | 基于水声ofdm信号自相关输出峰插值的多普勒因子估计方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911419281.3A CN111131098B (zh) | 2019-12-31 | 2019-12-31 | 基于水声ofdm信号自相关输出峰插值的多普勒因子估计方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111131098A true CN111131098A (zh) | 2020-05-08 |
CN111131098B CN111131098B (zh) | 2022-08-19 |
Family
ID=70507078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911419281.3A Active CN111131098B (zh) | 2019-12-31 | 2019-12-31 | 基于水声ofdm信号自相关输出峰插值的多普勒因子估计方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111131098B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111884970A (zh) * | 2020-06-23 | 2020-11-03 | 黑龙江科技大学 | 一种基于水声通信的Taylor-FFT解调方法 |
CN112187697A (zh) * | 2020-11-25 | 2021-01-05 | 鹏城实验室 | 水声通信探测信号生成方法、装置、设备及存储介质 |
CN114389717A (zh) * | 2021-12-29 | 2022-04-22 | 北京理工大学 | 基于正交频分复用ofdm的异步多用户水声通信方法和装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009035752A1 (en) * | 2007-09-11 | 2009-03-19 | Massachusetts Institute Of Technology | Method of non-uniform doppler compensation for wideband orthogonal frequency division multiplexed signals |
CN103095639A (zh) * | 2013-01-15 | 2013-05-08 | 哈尔滨工程大学 | Ofdm水声通信并行迭代ici消除方法 |
US20140071793A1 (en) * | 2012-04-27 | 2014-03-13 | The Board Of Trustees Of The University Of Illinois | System and method for broadband doppler compensation |
CN107547143A (zh) * | 2017-07-24 | 2018-01-05 | 哈尔滨工程大学 | 一种已知子载波频率的ofdm‑mfsk水声通信宽带多普勒估计与补偿方法 |
CN107911133A (zh) * | 2017-11-17 | 2018-04-13 | 厦门大学 | 一种移动水声通信的多普勒因子估计及补偿方法 |
US20180352326A1 (en) * | 2017-05-30 | 2018-12-06 | Northeastern University | Underwater Ultrasonic Communication System and Method |
-
2019
- 2019-12-31 CN CN201911419281.3A patent/CN111131098B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009035752A1 (en) * | 2007-09-11 | 2009-03-19 | Massachusetts Institute Of Technology | Method of non-uniform doppler compensation for wideband orthogonal frequency division multiplexed signals |
US20140071793A1 (en) * | 2012-04-27 | 2014-03-13 | The Board Of Trustees Of The University Of Illinois | System and method for broadband doppler compensation |
CN103095639A (zh) * | 2013-01-15 | 2013-05-08 | 哈尔滨工程大学 | Ofdm水声通信并行迭代ici消除方法 |
US20180352326A1 (en) * | 2017-05-30 | 2018-12-06 | Northeastern University | Underwater Ultrasonic Communication System and Method |
CN107547143A (zh) * | 2017-07-24 | 2018-01-05 | 哈尔滨工程大学 | 一种已知子载波频率的ofdm‑mfsk水声通信宽带多普勒估计与补偿方法 |
CN107911133A (zh) * | 2017-11-17 | 2018-04-13 | 厦门大学 | 一种移动水声通信的多普勒因子估计及补偿方法 |
Non-Patent Citations (4)
Title |
---|
GANG QIAO,QINGJUN SONG,LU MA: ""Sparse Bayesian Learning for Channel Estimation in Time-Varying Underwater Acoustic OFDM Communication"", 《IEEE》 * |
ZEESHAN BABAR,ZONGXIN SUN,LU MA,GANG QIAO: ""Shallow water acoustic channel modeling and OFDM simulations"", 《OCEANS 2016 MTS/IEEE MONTEREY》 * |
刘云磊: ""基于自相关目标函数的水声多普勒因子估计研究"", 《中国优秀博硕士学位论文全文数据库(硕士)信息科技辑》 * |
杨文圣: ""基于LFM瞬时自相关及其扩展的水声多普勒频移因子估计研究"", 《中国优秀博硕士学位论文全文数据库(硕士)信息科技辑》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111884970A (zh) * | 2020-06-23 | 2020-11-03 | 黑龙江科技大学 | 一种基于水声通信的Taylor-FFT解调方法 |
CN112187697A (zh) * | 2020-11-25 | 2021-01-05 | 鹏城实验室 | 水声通信探测信号生成方法、装置、设备及存储介质 |
CN114389717A (zh) * | 2021-12-29 | 2022-04-22 | 北京理工大学 | 基于正交频分复用ofdm的异步多用户水声通信方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
CN111131098B (zh) | 2022-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111131098B (zh) | 基于水声ofdm信号自相关输出峰插值的多普勒因子估计方法 | |
CN108040028A (zh) | 一种基于本地序列互相关检测的ofdm系统抗干扰信号检测与同步方法 | |
KR20010022578A (ko) | F 클래스의 다중 캐리어 전송 시스템에서 데이타 블록 및 캐리어 주파수 쉬프트의 시작에 대한 조합 측정 방법 및장치 | |
CN102957655B (zh) | 一种soqpsk调制信号同步的方法和系统 | |
WO2010118588A1 (zh) | 一种正交频分复用系统的信道估计方法和装置 | |
CN1420647A (zh) | 正交频分多路复用系统的接收机 | |
CN109150772B (zh) | 一种基于正交匹配追踪的水声信道时延估计方法 | |
CN106059973B (zh) | 频偏估计方法和系统 | |
CN113037671B (zh) | 一种低复杂度的高效soqpsk符号定时与相位联合同步算法 | |
CN102064900B (zh) | 一种时钟同步方法与装置 | |
US7623607B2 (en) | Methods and apparatus for determining timing in a wireless communication system | |
CN108965179B (zh) | 增强遥测综合网系统在多径信道下的两步频偏估计方法 | |
CN116106900A (zh) | 基于滤波器组多载波的一体化信号设计及处理方法 | |
CN101299735B (zh) | 一种载波频率偏移估计的方法和系统 | |
CN111539323B (zh) | 一种循环前缀线性调频信号的频率估计方法与装置 | |
CN100355255C (zh) | 基于统计平均的大搜索范围ofdm系统载波同步方法 | |
CN111917676B (zh) | 一种线性调频干扰对消方法 | |
CN111726308B (zh) | 基于频响预插值的正交匹配追踪信道估计方法 | |
KR101063072B1 (ko) | 와이브로 시스템에서 정수배 주파수 오차 추정 장치 및 그 방법 | |
JPH09214574A (ja) | データ同期装置の位相検出器およびその動作方法 | |
JP3945623B2 (ja) | 周波数同期方法及びこれを用いたofdm受信装置 | |
Zhang et al. | Time-frequency Joint Frequency Offset Estimation Algorithm for GMSK Modulation | |
TWI597949B (zh) | 時域等化器及其控制方法 | |
CN110768687B (zh) | 一种mc-cdma接收机多径、异址干扰联合抑制方法及系统 | |
Urdaneta et al. | An Implementation of a Low Complexity Integer Carrier Frequency Offset estimator for OFDM |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240504 Address after: 15F, Shipbuilding Building, No. 258, Nantong Street, Nangang District, Harbin, Heilongjiang, 150000 Patentee after: Harbin Engineering University Asset Management Co.,Ltd. Country or region after: China Address before: No. 1301-1302, 13th Floor, West District, Harbin Ship Electronics World, No. 258, Nantong Street, Nangang District, Harbin, Heilongjiang, 150001 Patentee before: Harbin Hassan Marine Information Technology Co.,Ltd. Country or region before: China |
|
TR01 | Transfer of patent right |