CN103685109B - 宽带数字预失真多载波功率放大***及其功放增益均衡装置与方法 - Google Patents
宽带数字预失真多载波功率放大***及其功放增益均衡装置与方法 Download PDFInfo
- Publication number
- CN103685109B CN103685109B CN201310495620.2A CN201310495620A CN103685109B CN 103685109 B CN103685109 B CN 103685109B CN 201310495620 A CN201310495620 A CN 201310495620A CN 103685109 B CN103685109 B CN 103685109B
- Authority
- CN
- China
- Prior art keywords
- module
- frequency
- signal
- gain
- power amplifier
- 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
Landscapes
- Amplifiers (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310495620.2A CN103685109B (zh) | 2013-10-21 | 2013-10-21 | 宽带数字预失真多载波功率放大***及其功放增益均衡装置与方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310495620.2A CN103685109B (zh) | 2013-10-21 | 2013-10-21 | 宽带数字预失真多载波功率放大***及其功放增益均衡装置与方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103685109A CN103685109A (zh) | 2014-03-26 |
CN103685109B true CN103685109B (zh) | 2016-10-05 |
Family
ID=50321454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310495620.2A Active CN103685109B (zh) | 2013-10-21 | 2013-10-21 | 宽带数字预失真多载波功率放大***及其功放增益均衡装置与方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103685109B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103973250B (zh) * | 2014-04-23 | 2016-08-31 | 京信通信***(中国)有限公司 | Dpd mcpa功放增益自适应补偿方法、***与装置 |
CN105141338A (zh) * | 2015-06-11 | 2015-12-09 | 西安佳中电子技术有限公司 | 一种超短波信号数字化处理电路 |
CN105591656B (zh) * | 2015-12-24 | 2018-04-03 | 三维通信股份有限公司 | 一种收发信机的增益平坦度补偿方法 |
EP3837780B1 (en) | 2018-09-11 | 2023-11-01 | Huawei Technologies Co., Ltd. | Equalizing device for compensating rapid state of polarization changes of an optical signal |
CN109981065B (zh) * | 2019-03-25 | 2023-03-28 | 睿高(广州)通信技术有限公司 | 功放增益控制方法、装置、功放***、存储介质及设备 |
CN113316904B (zh) * | 2019-03-29 | 2022-08-26 | 华为技术有限公司 | 一种终端设备、发射机、基带芯片以及射频信号生成方法 |
CN113411147B (zh) * | 2021-06-28 | 2022-06-28 | 成都坤恒顺维科技股份有限公司 | 用于毫米波无线信道仿真***中的平坦度测量和校准方法 |
CN116470854B (zh) * | 2023-06-19 | 2023-09-05 | 成都世源频控技术股份有限公司 | 一种宽带变频自适应均衡瞬时带内平坦度装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1352511A (zh) * | 2000-11-14 | 2002-06-05 | 华为技术有限公司 | 一种基于宽带多载波基站的增益均衡方法和装置 |
CN1988522A (zh) * | 2005-12-20 | 2007-06-27 | 中兴通讯股份有限公司 | 宽带码分多址基站***多通道多载波数字预失真发信机 |
CN101110571A (zh) * | 2007-08-30 | 2008-01-23 | 京信通信***(中国)有限公司 | 数字预失真功率放大器及其实现方法 |
CN101184070A (zh) * | 2007-12-07 | 2008-05-21 | 北京北方烽火科技有限公司 | 一种百兆宽带数字预失真功率放大装置和方法 |
CN101330276A (zh) * | 2008-08-04 | 2008-12-24 | 京信通信***(中国)有限公司 | 一种数字预失真功率放大器及其实现方法 |
CN201260165Y (zh) * | 2008-08-04 | 2009-06-17 | 京信通信***(中国)有限公司 | 一种数字预失真功率放大器 |
CN101710887A (zh) * | 2009-12-08 | 2010-05-19 | 中兴通讯股份有限公司 | 一种数字预失真处理方法及*** |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2523362B1 (en) * | 2007-12-20 | 2016-07-27 | Sony Corporation | Improved transmit power allocation for adaptive multi-carrier multiplexing MIMO systems |
US8036617B2 (en) * | 2008-12-15 | 2011-10-11 | Litepoint Corporation | Radio frequency (RF) signal generator and method for providing test signals for testing multiple RF signal receivers |
-
2013
- 2013-10-21 CN CN201310495620.2A patent/CN103685109B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1352511A (zh) * | 2000-11-14 | 2002-06-05 | 华为技术有限公司 | 一种基于宽带多载波基站的增益均衡方法和装置 |
CN1988522A (zh) * | 2005-12-20 | 2007-06-27 | 中兴通讯股份有限公司 | 宽带码分多址基站***多通道多载波数字预失真发信机 |
CN101110571A (zh) * | 2007-08-30 | 2008-01-23 | 京信通信***(中国)有限公司 | 数字预失真功率放大器及其实现方法 |
CN101184070A (zh) * | 2007-12-07 | 2008-05-21 | 北京北方烽火科技有限公司 | 一种百兆宽带数字预失真功率放大装置和方法 |
CN101330276A (zh) * | 2008-08-04 | 2008-12-24 | 京信通信***(中国)有限公司 | 一种数字预失真功率放大器及其实现方法 |
CN201260165Y (zh) * | 2008-08-04 | 2009-06-17 | 京信通信***(中国)有限公司 | 一种数字预失真功率放大器 |
CN101710887A (zh) * | 2009-12-08 | 2010-05-19 | 中兴通讯股份有限公司 | 一种数字预失真处理方法及*** |
Also Published As
Publication number | Publication date |
---|---|
CN103685109A (zh) | 2014-03-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103685109B (zh) | 宽带数字预失真多载波功率放大***及其功放增益均衡装置与方法 | |
US9252718B2 (en) | Low complexity digital predistortion for concurrent multi-band transmitters | |
JP5698419B2 (ja) | マルチバンド送信機における単一の電力増幅器のための線形化 | |
US20160285485A1 (en) | Method and apparatus for multiband predistortion using time-shared adaptation loop | |
Roblin et al. | Frequency-selective predistortion linearization of RF power amplifiers | |
EP2719073B1 (en) | Predistorter for a multi-antenna transmitter | |
US20130200948A1 (en) | Digital pre-distortion device and method for a broadband power amplifier | |
CN106170918B (zh) | 为非线性损伤数字预失真误差信号减去线性损伤 | |
US8649745B2 (en) | Adaptive predistortion for a non-linear subsystem based on a model as a concatenation of a non-linear model followed by a linear model | |
US9397619B2 (en) | Distortion compensation apparatus and distortion compensation method | |
EP3208938B1 (en) | Pre-distortion processing device and method | |
CN104580060A (zh) | 一种iq不平衡失真的数字预失真校正装置和方法 | |
CN103314523A (zh) | 双带传送器中的数字预失真***和方法 | |
CN207706212U (zh) | 一种短波数字预失真处理装置 | |
US20060088124A1 (en) | Digital predistorter and predistortion method therefor | |
CN104954294B (zh) | 一种发射机的支路相位失配检测和校正*** | |
WO2022237395A1 (zh) | 预失真处理方法及其装置、通信设备、存储介质 | |
US20060209985A1 (en) | Linearization apparatus and method of base station | |
CN105227507B (zh) | 非线性***失真校正装置及方法 | |
EP2795802B1 (en) | Architecture of a low bandwidth predistortion system for non-linear rf components | |
US9036732B2 (en) | Modeling transmitter and/or transmit observation receiver frequency response and utilization thereof | |
JP6241789B2 (ja) | 送信機 | |
Yao et al. | An accurate three-input nonlinear model for joint compensation of frequency-dependent I/Q imbalance and power amplifier distortion | |
CN109150240B (zh) | 一种用于无线跳频通信***的数字预失真在线训练方法 | |
Abdelaziz et al. | Sub-band digital predistortion for noncontiguous transmissions: Algorithm development and real-time prototype implementation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180223 Address after: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Co-patentee after: Comba Telecom Systems (Guangzhou) Co., Ltd. Patentee after: Comba Telecom System (China) Co., Ltd. Co-patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Co-patentee after: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. Address before: 510663 Guangdong city of Guangzhou Province Economic and Technological Development Zone Jinbi Road No. 6 Patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200115 Address after: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Patentee after: Jingxin Communication System (China) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 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. |
|
TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 510663 Shenzhou Road 10, Science City, Guangdong, Guangzhou Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road 10, Science City, Guangdong, Guangzhou Patentee before: Comba Telecom System (China) Ltd. |
|
CP01 | Change in the name or title of a patent holder |