CN101282198B - 一种时分双工tdd***中的上行多天线传输方法及终端 - Google Patents
一种时分双工tdd***中的上行多天线传输方法及终端 Download PDFInfo
- Publication number
- CN101282198B CN101282198B CN2007100651712A CN200710065171A CN101282198B CN 101282198 B CN101282198 B CN 101282198B CN 2007100651712 A CN2007100651712 A CN 2007100651712A CN 200710065171 A CN200710065171 A CN 200710065171A CN 101282198 B CN101282198 B CN 101282198B
- Authority
- CN
- China
- Prior art keywords
- time delay
- delay value
- terminal
- noise ratio
- effective signal
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000011144 upstream manufacturing Methods 0.000 title claims description 28
- 239000011159 matrix material Substances 0.000 claims description 62
- 230000001174 ascending effect Effects 0.000 claims description 36
- 238000013507 mapping Methods 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 238000012546 transfer Methods 0.000 description 9
- 230000011664 signaling Effects 0.000 description 7
- 125000004122 cyclic group Chemical group 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Images
Landscapes
- Radio Transmission System (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100651712A CN101282198B (zh) | 2007-04-05 | 2007-04-05 | 一种时分双工tdd***中的上行多天线传输方法及终端 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100651712A CN101282198B (zh) | 2007-04-05 | 2007-04-05 | 一种时分双工tdd***中的上行多天线传输方法及终端 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101282198A CN101282198A (zh) | 2008-10-08 |
CN101282198B true CN101282198B (zh) | 2012-03-28 |
Family
ID=40014499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100651712A Active CN101282198B (zh) | 2007-04-05 | 2007-04-05 | 一种时分双工tdd***中的上行多天线传输方法及终端 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101282198B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101938303A (zh) * | 2009-06-30 | 2011-01-05 | 中兴通讯股份有限公司 | 天线阵列及天线阵列信号发射方法 |
CN101997651B (zh) * | 2009-08-10 | 2013-01-30 | 华为技术有限公司 | 上行多天线***的控制信息传输方法与装置 |
CN102111364B (zh) * | 2009-12-29 | 2013-09-11 | 上海无线通信研究中心 | 基于单天线正交频分复用的谱域信号发送装置及方法 |
CN103825664B (zh) * | 2014-02-21 | 2016-05-18 | 电信科学技术研究院 | 信道状态信息测量方法和装置、以及信号传输方法和装置 |
CN104506283B (zh) * | 2014-11-10 | 2017-10-20 | 中国电子科技集团公司第二十研究所 | 基于多根发送天线的向量ofdm的循环延迟发送方法 |
CN106712916B (zh) * | 2015-11-17 | 2021-02-12 | 华为技术有限公司 | 一种循环延时选择方法及装置 |
CN106685623B (zh) * | 2016-11-28 | 2020-04-21 | 上海华为技术有限公司 | 一种时延补偿方法、用户设备及基站 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1471766A (zh) * | 2001-08-31 | 2004-01-28 | 连宇通信有限公司 | 发射分集方法和发射分集设备 |
WO2005041441A1 (en) * | 2003-09-30 | 2005-05-06 | Ntt Docomo, Inc. | Apparatus and method for cyclic delay diversity |
WO2005122516A1 (en) * | 2004-06-04 | 2005-12-22 | Qualcomm Incorporated | Multicarrier modulation system with cyclic delay diversity |
WO2006021227A1 (en) * | 2004-08-27 | 2006-03-02 | Ntt Docomo, Inc. | Apparatus and method for obtaining delay diversity |
-
2007
- 2007-04-05 CN CN2007100651712A patent/CN101282198B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1471766A (zh) * | 2001-08-31 | 2004-01-28 | 连宇通信有限公司 | 发射分集方法和发射分集设备 |
WO2005041441A1 (en) * | 2003-09-30 | 2005-05-06 | Ntt Docomo, Inc. | Apparatus and method for cyclic delay diversity |
WO2005122516A1 (en) * | 2004-06-04 | 2005-12-22 | Qualcomm Incorporated | Multicarrier modulation system with cyclic delay diversity |
WO2006021227A1 (en) * | 2004-08-27 | 2006-03-02 | Ntt Docomo, Inc. | Apparatus and method for obtaining delay diversity |
Also Published As
Publication number | Publication date |
---|---|
CN101282198A (zh) | 2008-10-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7729432B2 (en) | System and method for enhancing the performance of wireless communication systems | |
US8891648B2 (en) | System for transmitting and receiving channel state information | |
CN101843062B (zh) | 具有空间预编码的mimo传输 | |
CN1797988B (zh) | 无线通信装置和无线通信方法 | |
US8451926B2 (en) | Method and device for pre-coding in multiple input multiple output system | |
CN101394213B (zh) | 一种时分双工方式频分复用***的多天线通信方法 | |
CN101960747B (zh) | 降低同信道干扰 | |
CN101057471B (zh) | 用于闭环数据传输的方法和装置 | |
US7477633B2 (en) | Method and apparatus for varying the number of pilot tones in a multiple antenna communication system | |
CN101854186B (zh) | 用于数据传输的预编/解码方法和*** | |
US7904116B2 (en) | Calibration method, and base station apparatus, terminal apparatus and radio apparatus utilizing the same | |
CN1819573B (zh) | 用于ofdm的无线分组数据通信***的分布式多天线调度方法 | |
CN101505290B (zh) | 改进的宽带mimo中频偏估计方法 | |
US8085653B2 (en) | Beamforming with nulling techniques for wireless communications networks | |
CN102291199B (zh) | 一种上报信道状态信息的方法及装置 | |
CN101282198B (zh) | 一种时分双工tdd***中的上行多天线传输方法及终端 | |
CN102647386B (zh) | 基于子带预编码的多点协作ofdm***中定时对齐方法 | |
US20090190488A1 (en) | Method of aiding uplink beamforming transmission | |
CN101160749B (zh) | 在多输入多输出通信***中进行波束成形的***和方法 | |
CN101855833B (zh) | 用于空分多址和多输入/多输出无线通信***中的载波功率和干扰噪声估计的方法和装置 | |
CN101919171A (zh) | 用于在多输入多输出(mimo)***中确定预编码矩阵的装置和方法 | |
CN102647219A (zh) | 发送装置及发送方法 | |
CN101686500B (zh) | 确定相关参数的方法、用户终端以及信号赋形方法、基站 | |
CN106612135A (zh) | 基于多载波空间调制的信号发送方法、接收方法和装置 | |
CN101582710B (zh) | 一种天线模式选择方法、***及装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: INST OF TELECOMMUNICATION SCIENCE AND TECHNOLGOY Free format text: FORMER OWNER: DATANG MOBILE COMMUNICATION EQUIPMENT CO., LTD. Effective date: 20110422 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100083 NO. 29, XUEYUAN ROAD, HAIDIAN DISTRICT, BEIJING TO: 100191 NO. 40, XUEYUAN ROAD, HAIDIAN DISTRICT, BEIJING |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20110422 Address after: 100191 Haidian District, Xueyuan Road, No. 40, Applicant after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100083 Haidian District, Xueyuan Road, No. 29, Applicant before: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210527 Address after: 100085 1st floor, building 1, yard 5, Shangdi East Road, Haidian District, Beijing Patentee after: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |