CN106911624B - 一种通道补偿校准方法与系统 - Google Patents
一种通道补偿校准方法与系统 Download PDFInfo
- Publication number
- CN106911624B CN106911624B CN201710111163.0A CN201710111163A CN106911624B CN 106911624 B CN106911624 B CN 106911624B CN 201710111163 A CN201710111163 A CN 201710111163A CN 106911624 B CN106911624 B CN 106911624B
- Authority
- CN
- China
- Prior art keywords
- training sequence
- channel
- calibration
- signal
- radio frequency
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- 238000012549 training Methods 0.000 claims abstract description 145
- 239000011159 matrix material Substances 0.000 claims abstract description 55
- 238000012545 processing Methods 0.000 claims abstract description 19
- 238000005070 sampling Methods 0.000 claims description 27
- 230000001186 cumulative effect Effects 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 5
- 230000003111 delayed effect Effects 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 claims description 2
- 230000004044 response Effects 0.000 abstract description 18
- 238000004891 communication Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 15
- 238000001914 filtration Methods 0.000 description 13
- 238000012360 testing method Methods 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
-
- 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
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710111163.0A CN106911624B (zh) | 2017-02-27 | 2017-02-27 | 一种通道补偿校准方法与系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710111163.0A CN106911624B (zh) | 2017-02-27 | 2017-02-27 | 一种通道补偿校准方法与系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106911624A CN106911624A (zh) | 2017-06-30 |
CN106911624B true CN106911624B (zh) | 2020-01-03 |
Family
ID=59208989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710111163.0A Active CN106911624B (zh) | 2017-02-27 | 2017-02-27 | 一种通道补偿校准方法与系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106911624B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108008365B (zh) * | 2017-11-22 | 2021-04-06 | 西南电子技术研究所(中国电子科技集团公司第十研究所) | 多通道幅度/相位标校方法 |
CN108418611B (zh) * | 2018-03-08 | 2019-11-08 | 成都坤恒顺维科技股份有限公司 | 一种大规模多输入输出无线信道仿真仪 |
CN110691052B (zh) * | 2018-07-06 | 2021-11-23 | 扬智科技股份有限公司 | 符号同步方法与信号接收电路 |
CN109600708B (zh) * | 2018-11-26 | 2020-07-10 | 桂林电子科技大学 | 伪卫星发射端及其载波相位同步的方法 |
CN113141204B (zh) * | 2020-01-17 | 2022-06-24 | 大唐移动通信设备有限公司 | 一种反馈通道复用方法及装置 |
CN113381820A (zh) * | 2021-06-07 | 2021-09-10 | 创耀(苏州)通信科技股份有限公司 | 一种射频信号产生装置 |
CN114039673B (zh) * | 2021-10-20 | 2023-09-12 | 清华大学 | 信号传输方法及信号传输系统 |
CN114553417B (zh) * | 2022-03-22 | 2024-01-09 | 上海循态量子科技有限公司 | 连续变量量子密钥分发系统中正则分量预校准方法及系统 |
CN115277331B (zh) * | 2022-06-17 | 2023-09-12 | 哲库科技(北京)有限公司 | 信号补偿方法及装置、调制解调器、通信设备、存储介质 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103051574B (zh) * | 2013-01-16 | 2016-05-11 | 大唐移动通信设备有限公司 | 数字预失真处理方法及系统 |
CN103499812A (zh) * | 2013-09-23 | 2014-01-08 | 中国科学院电子学研究所 | 一种宽频多通道相参雷达成像系统基带信号预失真方法 |
CN104796364B (zh) * | 2014-01-16 | 2018-02-27 | 京信通信系统(中国)有限公司 | 一种预失真参数求取方法及预失真处理系统 |
CN105556913B (zh) * | 2014-08-18 | 2019-05-28 | 华为技术有限公司 | 信号处理装置、射频拉远单元和基站 |
US9665510B2 (en) * | 2014-12-22 | 2017-05-30 | Freescale Semiconductor, Inc. | Synchronous bus architecture for digital pre-distortion system |
-
2017
- 2017-02-27 CN CN201710111163.0A patent/CN106911624B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN106911624A (zh) | 2017-06-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106911624B (zh) | 一种通道补偿校准方法与系统 | |
KR100770924B1 (ko) | 무선 통신 시스템에서 주파수 오차 보상 장치 및 방법 | |
US7142616B2 (en) | Front end processor for data receiver and nonlinear distortion equalization method | |
US20070098090A1 (en) | Systems, methods, and apparatus for mitigation of nonlinear distortion | |
WO2014132599A1 (ja) | 受信装置、位相誤差推定方法、及び位相誤差補正方法 | |
KR20180097112A (ko) | Iq 불일치 보상 및 보정을 위한 시스템 및 방법 | |
CN105992385B (zh) | 物理随机接入信道信号生成方法 | |
CN101534287A (zh) | 移动通信系统中进行载波频率偏移校正的方法和装置 | |
US20100074346A1 (en) | Channel estimation in ofdm receivers | |
JP2012209736A (ja) | 受信装置 | |
US20100182899A1 (en) | OFDM Time Basis Matching With Pre-FFT Cyclic Shift | |
JP5964770B2 (ja) | 位相誤差推定方法及び装置 | |
EP2884682A1 (en) | Receiver, method for estimating frequency response of transmission path by receiver | |
CN113132284B (zh) | 一种载波相位跟踪方法及装置 | |
US10735010B1 (en) | CDR-based timing skew calibration | |
KR101012444B1 (ko) | 파일롯 심볼들을 사용하는 직교 주파수 다중화 방식 시스템에서 주파수 오프셋을 추정하는 방법 | |
JP5225812B2 (ja) | Ofdm復調装置、ofdm復調方法、プログラム、および、コンピュータ読み取り可能な記録媒体 | |
CN114422318B (zh) | 一种信号预失真的系统响应估计方法、装置及系统 | |
WO2012132185A1 (ja) | 送受信装置 | |
US11336317B2 (en) | Radio communication system, interference suppression method, control circuit, and program storage medium | |
JP4291563B2 (ja) | パラメータの共用推定のための方法 | |
EP3136668B1 (en) | Channel equalization and tracking device and method, and receiver | |
JP6214822B2 (ja) | 送信装置、受信装置および通信システム | |
JP5662892B2 (ja) | マルチキャリヤ変調信号受信装置 | |
JP2014165861A (ja) | 情報処理装置、受信機および情報処理方法 |
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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A channel compensation calibration method and system Effective date of registration: 20210604 Granted publication date: 20200103 Pledgee: Zhongguancun Beijing technology financing Company limited by guarantee Pledgor: BEIJING RINFON TECHNOLOGY Co.,Ltd. Registration number: Y2021990000499 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221031 Granted publication date: 20200103 Pledgee: Zhongguancun Beijing technology financing Company limited by guarantee Pledgor: BEIJING RINFON TECHNOLOGY Co.,Ltd. Registration number: Y2021990000499 |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Room 109-111, 1 / F, 17 / F, Zhongguancun Software Park, 8 Dongbeiwang West Road, Haidian District, Beijing, 100193 Patentee after: Ruixinfeng Aerospace Technology (Beijing) Co.,Ltd. Country or region after: China Address before: Room 109-111, 1 / F, 17 / F, Zhongguancun Software Park, 8 Dongbeiwang West Road, Haidian District, Beijing, 100193 Patentee before: BEIJING RINFON TECHNOLOGY Co.,Ltd. Country or region before: China |