CN101815053A - 信道估计方法及其装置 - Google Patents
信道估计方法及其装置 Download PDFInfo
- Publication number
- CN101815053A CN101815053A CN201010128400A CN201010128400A CN101815053A CN 101815053 A CN101815053 A CN 101815053A CN 201010128400 A CN201010128400 A CN 201010128400A CN 201010128400 A CN201010128400 A CN 201010128400A CN 101815053 A CN101815053 A CN 101815053A
- Authority
- CN
- China
- Prior art keywords
- channel
- data
- symbol
- module
- channel estimation
- 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 58
- 238000012549 training Methods 0.000 claims abstract description 47
- 238000001914 filtration Methods 0.000 claims description 36
- 230000004044 response Effects 0.000 claims description 27
- 230000008569 process Effects 0.000 claims description 25
- 125000004122 cyclic group Chemical group 0.000 claims description 8
- 238000010295 mobile communication Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000009466 transformation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012795 verification Methods 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004422 calculation algorithm Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- URWAJWIAIPFPJE-YFMIWBNJSA-N sisomycin Chemical compound O1C[C@@](O)(C)[C@H](NC)[C@@H](O)[C@H]1O[C@@H]1[C@@H](O)[C@H](O[C@@H]2[C@@H](CC=C(CN)O2)N)[C@@H](N)C[C@H]1N URWAJWIAIPFPJE-YFMIWBNJSA-N 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010128400 CN101815053B (zh) | 2010-03-18 | 2010-03-18 | 信道估计方法及其装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010128400 CN101815053B (zh) | 2010-03-18 | 2010-03-18 | 信道估计方法及其装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101815053A true CN101815053A (zh) | 2010-08-25 |
CN101815053B CN101815053B (zh) | 2013-08-21 |
Family
ID=42622172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010128400 Active CN101815053B (zh) | 2010-03-18 | 2010-03-18 | 信道估计方法及其装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101815053B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101778063A (zh) * | 2010-03-18 | 2010-07-14 | 展讯通信(上海)有限公司 | 信道估计方法及其装置 |
CN102752240A (zh) * | 2011-04-19 | 2012-10-24 | 澜起科技(上海)有限公司 | 单载波系统中基于系统信息进行信道估计的方法及系统 |
CN102932094A (zh) * | 2011-08-12 | 2013-02-13 | 华为技术有限公司 | 发送信息的方法及设备 |
CN107888522A (zh) * | 2016-09-30 | 2018-04-06 | 联发科技股份有限公司 | 信道估计增强的方法及无线设备 |
WO2019076210A1 (zh) * | 2017-10-17 | 2019-04-25 | 电信科学技术研究院有限公司 | 时域相关性估计方法、装置及设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1622539A (zh) * | 2004-12-15 | 2005-06-01 | 中兴通讯股份有限公司 | 基于判决反馈与分段迭代的信道估计方法及其实现装置 |
CN1968030A (zh) * | 2006-04-29 | 2007-05-23 | 华为技术有限公司 | 一种频域接收机的信道估计方法 |
US20080219371A1 (en) * | 2007-03-08 | 2008-09-11 | Her Majesty the Queen in Right of Canada, as represented by the Minister of Industry, | Channel estimation and ICI cancellation for OFDM |
CN101778063A (zh) * | 2010-03-18 | 2010-07-14 | 展讯通信(上海)有限公司 | 信道估计方法及其装置 |
-
2010
- 2010-03-18 CN CN 201010128400 patent/CN101815053B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1622539A (zh) * | 2004-12-15 | 2005-06-01 | 中兴通讯股份有限公司 | 基于判决反馈与分段迭代的信道估计方法及其实现装置 |
CN1968030A (zh) * | 2006-04-29 | 2007-05-23 | 华为技术有限公司 | 一种频域接收机的信道估计方法 |
US20080219371A1 (en) * | 2007-03-08 | 2008-09-11 | Her Majesty the Queen in Right of Canada, as represented by the Minister of Industry, | Channel estimation and ICI cancellation for OFDM |
CN101778063A (zh) * | 2010-03-18 | 2010-07-14 | 展讯通信(上海)有限公司 | 信道估计方法及其装置 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101778063A (zh) * | 2010-03-18 | 2010-07-14 | 展讯通信(上海)有限公司 | 信道估计方法及其装置 |
CN101778063B (zh) * | 2010-03-18 | 2013-03-27 | 展讯通信(上海)有限公司 | 信道估计方法及其装置 |
CN102752240A (zh) * | 2011-04-19 | 2012-10-24 | 澜起科技(上海)有限公司 | 单载波系统中基于系统信息进行信道估计的方法及系统 |
CN102752240B (zh) * | 2011-04-19 | 2015-09-23 | 澜起科技(上海)有限公司 | 单载波系统中基于系统信息进行信道估计的方法及系统 |
CN102932094A (zh) * | 2011-08-12 | 2013-02-13 | 华为技术有限公司 | 发送信息的方法及设备 |
CN102932094B (zh) * | 2011-08-12 | 2016-08-10 | 华为技术有限公司 | 发送信息的方法及设备 |
CN107888522A (zh) * | 2016-09-30 | 2018-04-06 | 联发科技股份有限公司 | 信道估计增强的方法及无线设备 |
CN107888522B (zh) * | 2016-09-30 | 2020-10-13 | 联发科技股份有限公司 | 信道估计增强的方法及无线设备 |
WO2019076210A1 (zh) * | 2017-10-17 | 2019-04-25 | 电信科学技术研究院有限公司 | 时域相关性估计方法、装置及设备 |
Also Published As
Publication number | Publication date |
---|---|
CN101815053B (zh) | 2013-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101778063B (zh) | 信道估计方法及其装置 | |
JP4768742B2 (ja) | 通信システムに適用される装置及び方法 | |
CN102624652B (zh) | Ldpc解码方法和装置及接收终端 | |
CN101529764B (zh) | 导频发射和用导频加权执行信道估计 | |
CN101960772B (zh) | Gsm/gprs/edge的相干单天线干扰消除 | |
US9806912B2 (en) | Methods and devices for channel estimation and OFDM receiver | |
CN101299743B (zh) | 解码根据频率维和时间维分布的信号的符号 | |
CN102571666B (zh) | 基于mmse的水声ofdm判决迭代信道均衡方法 | |
CN102104574B (zh) | 一种ofdm-tdcs信号收发方法、装置及系统 | |
CN101815053B (zh) | 信道估计方法及其装置 | |
CN105099968A (zh) | 一种多径信道中的超奈奎斯特速率通信系统 | |
CN106549888B (zh) | 一种基于gamp的联合双选信道估计与ftns检测方法 | |
CN110311872A (zh) | 一种水声稀疏信道估计方法、系统、设备及存储介质 | |
CN106302298A (zh) | 一种消除正交频分复用水声通信系统限幅噪声的方法 | |
CN103326976B (zh) | 基于加权分数傅立叶变换的双弥散信道下的迭代频域最小均方误差均衡方法 | |
CN101997807B (zh) | 一种信道估计方法及装置 | |
CN101026434A (zh) | 一种低复杂度的迭代检测译码方法及装置 | |
US20220368569A1 (en) | Method of receiving a transmitted signal over a time-varying channel and receiver thereof | |
CN105337906A (zh) | 信道估计方法及装置 | |
CN105656816A (zh) | 梳状导频ofdm系统信道估计方法 | |
CN102790746B (zh) | Ofdm系统的信道估计方法 | |
CN105162737A (zh) | 用于软件无线电系统的低复杂度自适应单载波频域均衡方法及装置 | |
CN100358324C (zh) | 用于突发通信的数据均衡方法 | |
CN104135455A (zh) | 一种通信系统迭代接收方法 | |
CN100493052C (zh) | 一种弱能量并行pn序列进行信道估计的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170210 Address after: Room 32, building 3205F, No. 707, Zhang Yang Road, free trade zone,, China (Shanghai) Patentee after: Xin Xin Finance Leasing Co.,Ltd. Address before: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170712 Address after: 100033 room 2062, Wenstin Executive Apartment, 9 Financial Street, Beijing, Xicheng District Patentee after: Xin Xin finance leasing (Beijing) Co.,Ltd. Address before: Room 32, building 707, Zhang Yang Road, China (Shanghai) free trade zone, 3205F Patentee before: Xin Xin Finance Leasing Co.,Ltd. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100825 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: 2018990000163 Denomination of invention: A serial interference eliminated multiple cell channel estimation method and its device Granted publication date: 20130821 License type: Exclusive License Record date: 20180626 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200306 Address after: 201203 Zuchongzhi Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 100033 room 2062, Wenstin administrative apartments, 9 Financial Street B, Xicheng District, Beijing. Patentee before: Xin Xin finance leasing (Beijing) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200603 Address after: 361012 unit 05, 8 / F, building D, Xiamen international shipping center, No.97 Xiangyu Road, Xiamen area, China (Fujian) free trade zone, Xiamen City, Fujian Province Patentee after: Xinxin Finance Leasing (Xiamen) Co.,Ltd. Address before: 201203 Zuchongzhi Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai 2288 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: 2018990000163 Date of cancellation: 20210301 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100825 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xinxin Finance Leasing (Xiamen) Co.,Ltd. Contract record no.: X2021110000010 Denomination of invention: Channel estimation method and device Granted publication date: 20130821 License type: Exclusive License Record date: 20210317 |
|
TR01 | Transfer of patent right |
Effective date of registration: 20230717 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 361012 unit 05, 8 / F, building D, Xiamen international shipping center, 97 Xiangyu Road, Xiamen area, China (Fujian) pilot Free Trade Zone, Xiamen City, Fujian Province Patentee before: Xinxin Finance Leasing (Xiamen) Co.,Ltd. |
|
TR01 | Transfer of patent right |