CN107425897A - 环路增益控制系统和方法 - Google Patents
环路增益控制系统和方法 Download PDFInfo
- Publication number
- CN107425897A CN107425897A CN201710600998.2A CN201710600998A CN107425897A CN 107425897 A CN107425897 A CN 107425897A CN 201710600998 A CN201710600998 A CN 201710600998A CN 107425897 A CN107425897 A CN 107425897A
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- CN
- China
- Prior art keywords
- power amplifier
- data
- sent
- forward data
- current channel
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0426—Power distribution
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback systems
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0416—Circuits with power amplifiers having gain or transmission power control
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710600998.2A CN107425897B (zh) | 2017-07-21 | 2017-07-21 | 环路增益控制系统和方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710600998.2A CN107425897B (zh) | 2017-07-21 | 2017-07-21 | 环路增益控制系统和方法 |
Publications (2)
Publication Number | Publication Date |
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CN107425897A true CN107425897A (zh) | 2017-12-01 |
CN107425897B CN107425897B (zh) | 2021-03-12 |
Family
ID=60430812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710600998.2A Active CN107425897B (zh) | 2017-07-21 | 2017-07-21 | 环路增益控制系统和方法 |
Country Status (1)
Country | Link |
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CN (1) | CN107425897B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109347501A (zh) * | 2018-09-28 | 2019-02-15 | 成都大公博创信息技术有限公司 | 一种中频数字化接收机的快速自动增益控制方法 |
CN113903545A (zh) * | 2021-10-14 | 2022-01-07 | 杭州诺驰生命科学有限公司 | 地磁屏蔽房的消磁装置、消磁系统和消磁方法 |
Citations (8)
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CN1550064A (zh) * | 2001-08-28 | 2004-11-24 | ����ɭ�绰�ɷ�����˾ | 自适应信号调节系统的校准 |
CN101895493A (zh) * | 2010-07-19 | 2010-11-24 | 京信通信系统(中国)有限公司 | 多天线通信系统及多天线通信系统的增益控制方法 |
CN102082752A (zh) * | 2010-02-25 | 2011-06-01 | 大唐移动通信设备有限公司 | 一种数字预失真处理方法及设备 |
CN102118176A (zh) * | 2009-12-31 | 2011-07-06 | 中兴通讯股份有限公司 | 时分双工系统的数字收发信机 |
CN102223189A (zh) * | 2011-03-14 | 2011-10-19 | 京信通信系统(广州)有限公司 | 多频段dpd、增益和驻波检测控制方法 |
CN102083188B (zh) * | 2010-11-24 | 2013-08-07 | 京信通信系统(中国)有限公司 | 基于数字预失真模型的环路增益控制系统和方法 |
CN103327600A (zh) * | 2012-07-30 | 2013-09-25 | 武汉东为科技有限公司 | 一种射频链路增益自动控制装置及方法 |
WO2014063540A1 (zh) * | 2012-10-24 | 2014-05-01 | 中兴通讯股份有限公司 | 数字预失真数据的处理方法及装置 |
-
2017
- 2017-07-21 CN CN201710600998.2A patent/CN107425897B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1550064A (zh) * | 2001-08-28 | 2004-11-24 | ����ɭ�绰�ɷ�����˾ | 自适应信号调节系统的校准 |
CN102118176A (zh) * | 2009-12-31 | 2011-07-06 | 中兴通讯股份有限公司 | 时分双工系统的数字收发信机 |
CN102082752A (zh) * | 2010-02-25 | 2011-06-01 | 大唐移动通信设备有限公司 | 一种数字预失真处理方法及设备 |
CN101895493A (zh) * | 2010-07-19 | 2010-11-24 | 京信通信系统(中国)有限公司 | 多天线通信系统及多天线通信系统的增益控制方法 |
CN102083188B (zh) * | 2010-11-24 | 2013-08-07 | 京信通信系统(中国)有限公司 | 基于数字预失真模型的环路增益控制系统和方法 |
CN102223189A (zh) * | 2011-03-14 | 2011-10-19 | 京信通信系统(广州)有限公司 | 多频段dpd、增益和驻波检测控制方法 |
CN103327600A (zh) * | 2012-07-30 | 2013-09-25 | 武汉东为科技有限公司 | 一种射频链路增益自动控制装置及方法 |
WO2014063540A1 (zh) * | 2012-10-24 | 2014-05-01 | 中兴通讯股份有限公司 | 数字预失真数据的处理方法及装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109347501A (zh) * | 2018-09-28 | 2019-02-15 | 成都大公博创信息技术有限公司 | 一种中频数字化接收机的快速自动增益控制方法 |
CN109347501B (zh) * | 2018-09-28 | 2021-07-30 | 成都大公博创信息技术有限公司 | 一种中频数字化接收机的快速自动增益控制方法 |
CN113903545A (zh) * | 2021-10-14 | 2022-01-07 | 杭州诺驰生命科学有限公司 | 地磁屏蔽房的消磁装置、消磁系统和消磁方法 |
CN113903545B (zh) * | 2021-10-14 | 2023-06-06 | 杭州诺驰生命科学有限公司 | 地磁屏蔽房的消磁装置、消磁系统和消磁方法 |
Also Published As
Publication number | Publication date |
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CN107425897B (zh) | 2021-03-12 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200110 Address after: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant after: Jingxin Communication System (China) Co., Ltd. Address before: 510663, No. 6, Jin Lu, Guangzhou economic and Technological Development Zone, Guangdong, Guangzhou Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
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. |
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CP01 | Change in the name or title of a patent holder |