CN104901638B - 多通道数字预失真dpd功放*** - Google Patents
多通道数字预失真dpd功放*** Download PDFInfo
- Publication number
- CN104901638B CN104901638B CN201510299539.6A CN201510299539A CN104901638B CN 104901638 B CN104901638 B CN 104901638B CN 201510299539 A CN201510299539 A CN 201510299539A CN 104901638 B CN104901638 B CN 104901638B
- Authority
- CN
- China
- Prior art keywords
- dpd
- digital
- radio frequency
- power amplification
- module
- 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 (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510299539.6A CN104901638B (zh) | 2015-06-03 | 2015-06-03 | 多通道数字预失真dpd功放*** |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510299539.6A CN104901638B (zh) | 2015-06-03 | 2015-06-03 | 多通道数字预失真dpd功放*** |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104901638A CN104901638A (zh) | 2015-09-09 |
CN104901638B true CN104901638B (zh) | 2018-01-09 |
Family
ID=54034073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510299539.6A Active CN104901638B (zh) | 2015-06-03 | 2015-06-03 | 多通道数字预失真dpd功放*** |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104901638B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019157704A1 (zh) * | 2018-02-14 | 2019-08-22 | Oppo广东移动通信有限公司 | 输出功率调整方法及相关产品 |
CN108449096B (zh) * | 2018-03-26 | 2020-02-18 | 华南理工大学 | 一种基于并联结构的预失真处理方法及*** |
CN111200568B (zh) | 2018-11-16 | 2021-05-18 | 华为技术有限公司 | 发送端设备和信号处理方法 |
KR20210108196A (ko) * | 2020-02-25 | 2021-09-02 | 주식회사 케이엠더블유 | 멀티 밴드 송신기 |
CN111510406B (zh) * | 2020-06-03 | 2024-05-17 | 上海创远仪器技术股份有限公司 | 实现宽带iq调制实时预失真校准的电路及方法 |
CN114553245B (zh) * | 2020-11-26 | 2023-07-18 | 上海华为技术有限公司 | 一种射频芯片以及通过射频芯片的信号反馈方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101594327A (zh) * | 2008-05-26 | 2009-12-02 | 芯通科技(成都)有限公司 | 多通道数字预失真处理装置及预失真处理方法 |
CN202043077U (zh) * | 2011-03-14 | 2011-11-16 | 京信通信技术(广州)有限公司 | 一种多制式***共用dpd反馈通路 |
CN102957648A (zh) * | 2011-08-19 | 2013-03-06 | 京信通信***(中国)有限公司 | 多通道dpd协同切换的方法和装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8964821B2 (en) * | 2011-10-14 | 2015-02-24 | Qualcomm Incorporated | Shared feedback for adaptive transmitter pre-distortion |
-
2015
- 2015-06-03 CN CN201510299539.6A patent/CN104901638B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101594327A (zh) * | 2008-05-26 | 2009-12-02 | 芯通科技(成都)有限公司 | 多通道数字预失真处理装置及预失真处理方法 |
CN202043077U (zh) * | 2011-03-14 | 2011-11-16 | 京信通信技术(广州)有限公司 | 一种多制式***共用dpd反馈通路 |
CN102957648A (zh) * | 2011-08-19 | 2013-03-06 | 京信通信***(中国)有限公司 | 多通道dpd协同切换的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
CN104901638A (zh) | 2015-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104901638B (zh) | 多通道数字预失真dpd功放*** | |
US10863443B2 (en) | Diplexed coupler for carrier aggregation | |
TWI575865B (zh) | 可交換雙核心功率放大器 | |
US10230333B2 (en) | Power amplifier, radio remote unit, and base station | |
CN105634419A (zh) | 一种c波段大功率固态功率放大器 | |
CN103430603B (zh) | 功率放大器、收发信机及基站 | |
CN107911093A (zh) | 自动增益控制agc电路、方法和装置 | |
CN106922014B (zh) | 一种生产校准初表生成方法、***及移动终端 | |
US20220303020A1 (en) | Central unit, remote unit, small cell system, and communication method | |
CN104640011A (zh) | 一种应用于ap的双频功放装置及ap设备 | |
CN104980384A (zh) | Dpd mcpa的信号处理方法、***、装置及mcpa设备 | |
CN102724153B (zh) | 基于数字预失真的远端机及直放站*** | |
CN104333332A (zh) | 一种Doherty功放的控制方法和装置 | |
KR102153396B1 (ko) | 딜레이 측정이 가능한 노드 유닛 및 이를 포함하는 분산 안테나 시스템 | |
US11575400B2 (en) | PIM cancellation | |
CN201274579Y (zh) | 多通道基带拉远***的射频收发模块及基带拉远*** | |
WO2018224161A1 (en) | Reducing distortions in amplified signals to be radiated by an antenna | |
CN102957648B (zh) | 多通道dpd协同切换的方法和装置 | |
CN109995385B (zh) | 自适应抵消无源互调信号的装置及其方法 | |
CN103916877B (zh) | 一种信号处理的方法和射频拉远单元 | |
US11671911B2 (en) | Sleep-mode for ethernet controller | |
KR102243876B1 (ko) | 분산 안테나 시스템에서의 리모트 유닛 | |
CN103379066A (zh) | 基站和基于该基站进行预失真处理的方法 | |
KR102189739B1 (ko) | 분산 안테나 시스템에서의 노드 유닛 | |
CN117526987A (zh) | 一种射频拉远单元改造方法、射频拉远单元和存储介质 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into 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: 20180222 Address after: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 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 Guangzhou 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: 20200109 Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee after: Jingxin Communication System (China) Co., Ltd. Address before: 510663 Shenzhou Road, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangdong, 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, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee before: Comba Telecom System (China) Ltd. |
|
CP01 | Change in the name or title of a patent holder |