CN111641579B - 降低光ofdm系统信号峰均比的削峰-分段线性压阔方法 - Google Patents
降低光ofdm系统信号峰均比的削峰-分段线性压阔方法 Download PDFInfo
- Publication number
- CN111641579B CN111641579B CN202010513934.0A CN202010513934A CN111641579B CN 111641579 B CN111641579 B CN 111641579B CN 202010513934 A CN202010513934 A CN 202010513934A CN 111641579 B CN111641579 B CN 111641579B
- Authority
- CN
- China
- Prior art keywords
- signal
- peak
- ofdm
- piecewise linear
- clipping
- 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
Images
Classifications
-
- 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
- H04L27/2614—Peak power aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010513934.0A CN111641579B (zh) | 2020-06-08 | 2020-06-08 | 降低光ofdm系统信号峰均比的削峰-分段线性压阔方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010513934.0A CN111641579B (zh) | 2020-06-08 | 2020-06-08 | 降低光ofdm系统信号峰均比的削峰-分段线性压阔方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111641579A CN111641579A (zh) | 2020-09-08 |
CN111641579B true CN111641579B (zh) | 2021-06-22 |
Family
ID=72331230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010513934.0A Active CN111641579B (zh) | 2020-06-08 | 2020-06-08 | 降低光ofdm系统信号峰均比的削峰-分段线性压阔方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111641579B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112564798B (zh) * | 2020-11-30 | 2022-06-17 | 哈尔滨工业大学(深圳) | 可见光通信系统的信号处理方法、设备、系统及存储介质 |
CN115460050B (zh) * | 2021-12-24 | 2024-08-16 | 北京环佳通信技术有限公司 | 一种无迭代的子载波预留削峰方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120176886A1 (en) * | 2011-01-10 | 2012-07-12 | Zte Corporation | Method and system for optical orthogonal frequency division multiplexing with hadamard transform combined with companding transform |
CN103001913B (zh) * | 2012-11-14 | 2014-12-31 | 西南石油大学 | 一种降低ofdm系统峰均比的压扩方法 |
CN106059982A (zh) * | 2016-07-07 | 2016-10-26 | 哈尔滨工程大学 | 一种基于选择性映射和压扩变换的ado‑ofdm系统峰均比抑制方法 |
CN106330809A (zh) * | 2016-10-27 | 2017-01-11 | 天津理工大学 | 基于FHT和改进的μ律压扩变换抑制光OFDM系统PAPR的方法 |
CN106992787B (zh) * | 2017-03-31 | 2020-06-16 | 信阳师范学院 | 基于削峰尾插技术和几何级数压扩变换的有损压缩算法 |
CN107154909A (zh) * | 2017-05-03 | 2017-09-12 | 天津理工大学 | 联合IPTS和迭代μ律压扩变换降CO‑OFDM系统PAPR的方法 |
-
2020
- 2020-06-08 CN CN202010513934.0A patent/CN111641579B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN111641579A (zh) | 2020-09-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Aburakhia et al. | Linear companding transform for the reduction of peak-to-average power ratio of OFDM signals | |
CN105656830B (zh) | 基于分布式实现的ofdm信号峰平比抑制方法 | |
US20060126748A1 (en) | Method for reducing peak-to-average power ratio of multi-carrier modulation | |
CN111641579B (zh) | 降低光ofdm系统信号峰均比的削峰-分段线性压阔方法 | |
CN101155168A (zh) | 一种降低ofdm系统papr的方法 | |
CN109688082B (zh) | 一种基于ofdm载波联合优化的通信雷达一体化系统 | |
CN101753500A (zh) | 一种基于压扩的有效抑制ofdm系统大峰均功率比的方法和系统 | |
CN110661576B (zh) | 无线光通信系统中基于im-dd的自适应偏置ofdm调制方法 | |
CN113206813A (zh) | 一种基于改进选择映射法的ofdm系统峰均比抑制方法 | |
CN1367615A (zh) | 低峰值平均功率比的时域同步正交频分复用调制方法 | |
CN111313968A (zh) | 一种基于led非线性特性的速率自适应可见光传输方法 | |
CN114966584A (zh) | 一种基于改进型限幅法的ofdm雷达通信一体化峰均比抑制方法 | |
CN107453808A (zh) | 一种降低可见光通信系统光源LED非线性的μ律方法及系统 | |
Sakran et al. | Combined interleaving and companding for PAPR reduction in OFDM systems | |
CN103731388B (zh) | 基于量化理论降低ofdm系统中papr的限幅方法 | |
CN113347131A (zh) | 一种改进的slm-pts峰均比抑制方法 | |
CN109547377B (zh) | 一种改进压扩变换接收端的降低多载波水声通信系统峰均比方法 | |
Deepa et al. | Performance analysis of μ-law companding & SQRT techniques for M-QAM OFDM systems | |
CN106161320B (zh) | 一种自适应压缩扩展技术降低ofdm系统papr的方法 | |
Akurati et al. | PAPR reduction in OFDM using hybrid companding for 5G wireless communications | |
CN115150230B (zh) | 一种提升频谱效率的正交时频空间调制系统及方法 | |
Hou et al. | Bandwidth efficiency of PC-OFDM systems with high compaction multi-carrier modulation | |
CN113542179A (zh) | 一种基于时域预处理的混合光ofdm方法 | |
WO2020061833A1 (zh) | 一种改进压扩变换接收端的降低多载波水声通信系统峰均比方法 | |
Hao et al. | A companding technique for PAPR reduction of OFDM systems |
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: 20230717 Address after: F7-M65, Floor 5, Jinxing Building, No. 1, Hanjing Road, Tianhe District, Guangzhou, Guangdong 510000 Patentee after: Guangzhou Zhiyuan Intellectual Property Operation Co.,Ltd. Address before: 710071 No.2, Taibai South Road, Beilin District, Xi'an City, Shaanxi Province Patentee before: XIDIAN University Effective date of registration: 20230717 Address after: 210000 building 18, 699-22 Xuanwu Avenue, Xuanwu District, Nanjing City, Jiangsu Province Patentee after: CERTUSNET Corp. Address before: F7-M65, Floor 5, Jinxing Building, No. 1, Hanjing Road, Tianhe District, Guangzhou, Guangdong 510000 Patentee before: Guangzhou Zhiyuan Intellectual Property Operation Co.,Ltd. |
|
TR01 | Transfer of patent right |