CN105162533A - 一种发射机幅度不平衡和相位不平衡测量方法 - Google Patents
一种发射机幅度不平衡和相位不平衡测量方法 Download PDFInfo
- Publication number
- CN105162533A CN105162533A CN201510443077.0A CN201510443077A CN105162533A CN 105162533 A CN105162533 A CN 105162533A CN 201510443077 A CN201510443077 A CN 201510443077A CN 105162533 A CN105162533 A CN 105162533A
- Authority
- CN
- China
- Prior art keywords
- alpha
- sequence
- signal
- phase
- imbalance
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000013598 vector Substances 0.000 claims abstract description 14
- 238000012549 training Methods 0.000 claims abstract description 12
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Landscapes
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510443077.0A CN105162533B (zh) | 2015-07-24 | 2015-07-24 | 一种发射机幅度不平衡和相位不平衡测量方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510443077.0A CN105162533B (zh) | 2015-07-24 | 2015-07-24 | 一种发射机幅度不平衡和相位不平衡测量方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105162533A true CN105162533A (zh) | 2015-12-16 |
CN105162533B CN105162533B (zh) | 2017-10-31 |
Family
ID=54803305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510443077.0A Active CN105162533B (zh) | 2015-07-24 | 2015-07-24 | 一种发射机幅度不平衡和相位不平衡测量方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105162533B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105162533B (zh) * | 2015-07-24 | 2017-10-31 | 天津大学 | 一种发射机幅度不平衡和相位不平衡测量方法 |
CN108900192A (zh) * | 2018-06-28 | 2018-11-27 | 北京北广科技股份有限公司 | 短波发射机用数字鉴相方法及鉴相器 |
US10225007B2 (en) | 2016-10-10 | 2019-03-05 | Fujitsu Limited | Measuring apparatus and method of frequency response characteristic imbalance of optical receiver |
US10630526B2 (en) | 2017-10-27 | 2020-04-21 | Fujitsu Limited | Estimation apparatus for IQ imbalance of optical transmitter, compensation apparatus for IQ imbalance of optical transmitter and electronic equipment |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001024389A1 (en) * | 1999-09-27 | 2001-04-05 | Sicom, Inc. | Communication system with end-to-end quadrature balance control |
CN101540618A (zh) * | 2009-04-27 | 2009-09-23 | 电子科技大学 | 高线性linc发射机 |
CN103916343A (zh) * | 2012-12-28 | 2014-07-09 | 北京中电华大电子设计有限责任公司 | 一种用于无线局域网设备的iq不平衡校正方法和装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105162533B (zh) * | 2015-07-24 | 2017-10-31 | 天津大学 | 一种发射机幅度不平衡和相位不平衡测量方法 |
-
2015
- 2015-07-24 CN CN201510443077.0A patent/CN105162533B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001024389A1 (en) * | 1999-09-27 | 2001-04-05 | Sicom, Inc. | Communication system with end-to-end quadrature balance control |
CN101540618A (zh) * | 2009-04-27 | 2009-09-23 | 电子科技大学 | 高线性linc发射机 |
CN103916343A (zh) * | 2012-12-28 | 2014-07-09 | 北京中电华大电子设计有限责任公司 | 一种用于无线局域网设备的iq不平衡校正方法和装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105162533B (zh) * | 2015-07-24 | 2017-10-31 | 天津大学 | 一种发射机幅度不平衡和相位不平衡测量方法 |
US10225007B2 (en) | 2016-10-10 | 2019-03-05 | Fujitsu Limited | Measuring apparatus and method of frequency response characteristic imbalance of optical receiver |
US10630526B2 (en) | 2017-10-27 | 2020-04-21 | Fujitsu Limited | Estimation apparatus for IQ imbalance of optical transmitter, compensation apparatus for IQ imbalance of optical transmitter and electronic equipment |
CN108900192A (zh) * | 2018-06-28 | 2018-11-27 | 北京北广科技股份有限公司 | 短波发射机用数字鉴相方法及鉴相器 |
Also Published As
Publication number | Publication date |
---|---|
CN105162533B (zh) | 2017-10-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102111205B (zh) | 具有多个发射天线的通信系统的信道估计 | |
CN101064571B (zh) | 在ofdm接收机中的增强的信道估计的装置及其方法 | |
CN101945066B (zh) | 一种ofdm/oqam系统的信道估计方法 | |
JP2005514864A5 (zh) | ||
CN105162533B (zh) | 一种发射机幅度不平衡和相位不平衡测量方法 | |
CN105187352B (zh) | 一种基于ofdm前导的整数频偏估计方法 | |
CN102137049B (zh) | 一种lte系统中的单时隙频偏估计方法和装置 | |
CN103210603A (zh) | 无线通信系统中的多路径信号的估计 | |
JPWO2009041671A1 (ja) | Cfoおよびi/qインバランスの補正係数の算出方法とそれを用いた補正方法とパイロット信号の送信方法 | |
US10334605B2 (en) | Time domain pilot of single-carrier MIMO system and synchronization method thereof | |
CN106230757A (zh) | 基于预编码的fbmc系统实数域均衡方法 | |
CN102769599B (zh) | 一种新型正交频分复用系统信号处理方法及装置 | |
CN101690054A (zh) | 用于从ofdm信号生成软比特值的节省存储器的方法 | |
CN107454032A (zh) | 一种基于子载波间幅值积的ofdm频偏估计方法 | |
CN106534000A (zh) | 一种时域信道估计的方法和装置 | |
CN113078966B (zh) | 一种高精度的5g大带宽信号测试方法 | |
CN103873416A (zh) | 一种evm相位估计与补偿方法 | |
CN104486285A (zh) | Ofdm系统接收机存在iq不平衡的补偿方法 | |
CN101925103B (zh) | Tdd-lte终端上行共享信道的矢量幅度误差测量方法和装置 | |
CN107426121B (zh) | 用于广义频分复用系统的训练序列设计及应用方法和装置 | |
CN106254289A (zh) | 一种频率偏移估计方法、发射机、接收机及通信系统 | |
CN103236993B (zh) | 一种基于多径延时分布的信道估计方法 | |
CN102104433B (zh) | 符号检测方法和符号检测设备 | |
CN102487364B (zh) | 一种信道估计方法及装置 | |
US9106326B2 (en) | Method for determining the imperfections of a transmit pathway and of a receive pathway of an apparatus, and associated radio apparatus |
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: 20220510 Address after: 300304 room 1-2050, Block E, No. 6, Huafeng Road, Huaming high tech Industrial Zone, Dongli District, Tianjin Patentee after: Zhongzhi online Co.,Ltd. Address before: 300072 Tianjin City, Nankai District Wei Jin Road No. 92 Patentee before: Tianjin University |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221013 Address after: Room 107, Building 6, No. 91, Fahuasi Street, Dongcheng District, Beijing 100062 Patentee after: Beijing Legend Yousheng Culture Media Co.,Ltd. Address before: 300304 room 1-2050, Block E, No. 6, Huafeng Road, Huaming high tech Industrial Zone, Dongli District, Tianjin Patentee before: Zhongzhi online Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20151216 Assignee: Tianjin Hezheng measurement and Testing Co.,Ltd. Assignor: Beijing Legend Yousheng Culture Media Co.,Ltd. Contract record no.: X2023980040386 Denomination of invention: A Method for Measuring Amplitude and Phase Imbalance of Transmitters Granted publication date: 20171031 License type: Common License Record date: 20230825 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20151216 Assignee: Zte Intelligent Iot Technology Co.,Ltd. Assignor: Beijing Legend Yousheng Culture Media Co.,Ltd. Contract record no.: X2024980004126 Denomination of invention: A measurement method for transmitter amplitude imbalance and phase imbalance Granted publication date: 20171031 License type: Common License Record date: 20240409 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20151216 Assignee: TIANJIN HENGZHIYI ENVIRONMENTAL PROTECTION EQUIPMENT CO.,LTD. Assignor: Beijing Legend Yousheng Culture Media Co.,Ltd. Contract record no.: X2024980004428 Denomination of invention: A measurement method for transmitter amplitude imbalance and phase imbalance Granted publication date: 20171031 License type: Common License Record date: 20240415 |
|
EE01 | Entry into force of recordation of patent licensing contract |