CN107994923B - 超宽带数字预失真方法、装置和*** - Google Patents
超宽带数字预失真方法、装置和*** Download PDFInfo
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- CN107994923B CN107994923B CN201711068293.7A CN201711068293A CN107994923B CN 107994923 B CN107994923 B CN 107994923B CN 201711068293 A CN201711068293 A CN 201711068293A CN 107994923 B CN107994923 B CN 107994923B
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- subband
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- reconstruction
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3258—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits based on polynomial terms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/7163—Spread spectrum techniques using impulse radio
- H04B1/71635—Transmitter aspects
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711068293.7A CN107994923B (zh) | 2017-11-03 | 2017-11-03 | 超宽带数字预失真方法、装置和*** |
PCT/CN2018/097584 WO2019085555A1 (zh) | 2017-11-03 | 2018-07-27 | 超宽带数字预失真方法、装置和*** |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711068293.7A CN107994923B (zh) | 2017-11-03 | 2017-11-03 | 超宽带数字预失真方法、装置和*** |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107994923A CN107994923A (zh) | 2018-05-04 |
CN107994923B true CN107994923B (zh) | 2019-11-12 |
Family
ID=62030015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711068293.7A Active CN107994923B (zh) | 2017-11-03 | 2017-11-03 | 超宽带数字预失真方法、装置和*** |
Country Status (2)
Country | Link |
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CN (1) | CN107994923B (zh) |
WO (1) | WO2019085555A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107994923B (zh) * | 2017-11-03 | 2019-11-12 | 京信通信***(中国)有限公司 | 超宽带数字预失真方法、装置和*** |
CN109150240B (zh) * | 2018-07-18 | 2020-07-14 | 中国电子科技集团公司第七研究所 | 一种用于无线跳频通信***的数字预失真在线训练方法 |
CN113162558B (zh) * | 2021-03-15 | 2021-12-28 | 深圳市时代速信科技有限公司 | 一种数字预失真方法及装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3805221B2 (ja) * | 2001-09-18 | 2006-08-02 | 株式会社日立国際電気 | 歪み補償装置 |
JP5355508B2 (ja) * | 2009-08-27 | 2013-11-27 | 株式会社エヌ・ティ・ティ・ドコモ | べき級数型ディジタルプリディストータとその歪補償制御方法 |
CN101827054B (zh) * | 2010-01-27 | 2012-10-17 | 国家广播电影电视总局无线电台管理局 | 非线性失真的预补偿方法与装置及发射机 |
CN102014090B (zh) * | 2010-12-13 | 2015-05-13 | 中兴通讯股份有限公司 | 数字预失真方法及装置 |
US8817859B2 (en) * | 2011-10-14 | 2014-08-26 | Fadhel Ghannouchi | Digital multi-band predistortion linearizer with nonlinear subsampling algorithm in the feedback loop |
CN103491040B (zh) * | 2013-09-30 | 2016-06-01 | 福州大学 | 一种数字基带自适应预失真***和方法 |
CN105763495B (zh) * | 2014-12-16 | 2020-01-31 | 中兴通讯股份有限公司 | 一种数字预失真的方法和装置 |
CN104639481B (zh) * | 2015-03-05 | 2018-02-02 | 大唐移动通信设备有限公司 | 一种多频段信号处理方法及设备 |
EP3166223B1 (en) * | 2015-10-13 | 2020-09-02 | Analog Devices Global Unlimited Company | Ultra wide band digital pre-distortion |
CN107241070B (zh) * | 2016-03-29 | 2020-07-10 | 大唐移动通信设备有限公司 | 一种确定dpd系数的方法、fpga及dpd处理*** |
CN106685868B (zh) * | 2017-01-03 | 2020-09-08 | 电子科技大学 | 一种相邻多频带数字预失真***与方法 |
CN107124144B (zh) * | 2017-04-20 | 2020-02-18 | 京信通信***(中国)有限公司 | 一种数字预失真处理方法和装置 |
CN107994923B (zh) * | 2017-11-03 | 2019-11-12 | 京信通信***(中国)有限公司 | 超宽带数字预失真方法、装置和*** |
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2017
- 2017-11-03 CN CN201711068293.7A patent/CN107994923B/zh active Active
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2018
- 2018-07-27 WO PCT/CN2018/097584 patent/WO2019085555A1/zh active Application Filing
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Publication number | Publication date |
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WO2019085555A1 (zh) | 2019-05-09 |
CN107994923A (zh) | 2018-05-04 |
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Effective date of registration: 20200110 Address after: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Patentee after: Jingxin Communication System (China) Co., Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Co-patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. Patentee before: Jingxin Communication System (China) Co., Ltd. Co-patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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Address after: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 10 Patentee before: Comba Telecom System (China) Ltd. |
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CP01 | Change in the name or title of a patent holder |