CN104993858A - 一种tdd通信方法 - Google Patents
一种tdd通信方法 Download PDFInfo
- Publication number
- CN104993858A CN104993858A CN201510294080.0A CN201510294080A CN104993858A CN 104993858 A CN104993858 A CN 104993858A CN 201510294080 A CN201510294080 A CN 201510294080A CN 104993858 A CN104993858 A CN 104993858A
- Authority
- CN
- China
- Prior art keywords
- node
- signal
- time slot
- channel
- signals
- 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
Classifications
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/71—Interference-related aspects the interference being narrowband interference
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510294080.0A CN104993858B (zh) | 2015-06-01 | 2015-06-01 | 一种tdd通信方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510294080.0A CN104993858B (zh) | 2015-06-01 | 2015-06-01 | 一种tdd通信方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104993858A true CN104993858A (zh) | 2015-10-21 |
CN104993858B CN104993858B (zh) | 2018-07-20 |
Family
ID=54305620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510294080.0A Active CN104993858B (zh) | 2015-06-01 | 2015-06-01 | 一种tdd通信方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104993858B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107947829A (zh) * | 2017-12-27 | 2018-04-20 | 武汉拓宝科技股份有限公司 | 一种结合扩频和窄带mimo的时分双工通信***及方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101005308A (zh) * | 2006-01-17 | 2007-07-25 | 上海原动力通信科技有限公司 | 宽带时分双工移动通信***的物理层随机接入方法 |
CN101110629A (zh) * | 2006-07-18 | 2008-01-23 | 展讯通信(上海)有限公司 | 无中心***中控制频点的接入时刻确定方法 |
CN101335986A (zh) * | 2007-06-28 | 2008-12-31 | 华为技术有限公司 | 随机接入的方法、网络设备以及用户设备 |
CN101336006A (zh) * | 2007-06-26 | 2008-12-31 | 上海无线通信研究中心 | 在传输时隙内多个随机接入信号的时分复用接入方法 |
US20110063127A1 (en) * | 2008-02-26 | 2011-03-17 | Fuji Electric Systems Co., Ltd. | Exposure management system, dosimeter, and wireless relay device |
CN102387601A (zh) * | 2011-10-14 | 2012-03-21 | 北京航空航天大学 | 自适应分布式协作接入方法和节点装置 |
CN102438326A (zh) * | 2011-10-14 | 2012-05-02 | 北京航空航天大学 | 多速率自适应协作接入方法和*** |
-
2015
- 2015-06-01 CN CN201510294080.0A patent/CN104993858B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101005308A (zh) * | 2006-01-17 | 2007-07-25 | 上海原动力通信科技有限公司 | 宽带时分双工移动通信***的物理层随机接入方法 |
CN101110629A (zh) * | 2006-07-18 | 2008-01-23 | 展讯通信(上海)有限公司 | 无中心***中控制频点的接入时刻确定方法 |
CN101336006A (zh) * | 2007-06-26 | 2008-12-31 | 上海无线通信研究中心 | 在传输时隙内多个随机接入信号的时分复用接入方法 |
CN101335986A (zh) * | 2007-06-28 | 2008-12-31 | 华为技术有限公司 | 随机接入的方法、网络设备以及用户设备 |
US20110063127A1 (en) * | 2008-02-26 | 2011-03-17 | Fuji Electric Systems Co., Ltd. | Exposure management system, dosimeter, and wireless relay device |
CN102387601A (zh) * | 2011-10-14 | 2012-03-21 | 北京航空航天大学 | 自适应分布式协作接入方法和节点装置 |
CN102438326A (zh) * | 2011-10-14 | 2012-05-02 | 北京航空航天大学 | 多速率自适应协作接入方法和*** |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107947829A (zh) * | 2017-12-27 | 2018-04-20 | 武汉拓宝科技股份有限公司 | 一种结合扩频和窄带mimo的时分双工通信***及方法 |
Also Published As
Publication number | Publication date |
---|---|
CN104993858B (zh) | 2018-07-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1980029B1 (en) | Method and arrangement in a telecommunication system | |
CN102067544B (zh) | 用于无线通信***的物理层前导码格式 | |
CN100576773C (zh) | 一种td-scdma***中直放站获取转换点的方法 | |
CN101163124B (zh) | 一种实现多输入多输出正交频分复用***时间同步的方法 | |
EP2876837A1 (en) | Method and device of frame synchronization of wireless system and wireless system | |
US6999406B2 (en) | Reception synchronization apparatus and demodulating apparatus using the same | |
CN101330316B (zh) | 一种应用在无线通信***上行链路中的时间同步方法及装置 | |
CN102638335B (zh) | 一种基于互相关和自相关级联的帧同步方法 | |
CN100401660C (zh) | 一种用户终端随机接入的检测方法 | |
CN101399607B (zh) | 一种无线通信***中的测距方法和装置 | |
CN102143574A (zh) | 一种适合于IEEE802.16m前导字结构的定时同步方法 | |
CN105142212A (zh) | 一种基于零相关带序列的帧同步检测方法 | |
EP1067714B1 (en) | Control channel for time division multiple access systems | |
US20170047989A1 (en) | Apparatus and method for transmitting and receiving signal in communication system | |
CN104467933A (zh) | 时分双工多天线***中基于叠加转发的中继信道校准方法 | |
EP2093903A1 (en) | Method and a device for determining which symbols transferred in a downlink timeslot have to be selected by a half-duplex terminal | |
KR20170125386A (ko) | 단말기 및 상기 단말기와 주파수가 동기화된 엑세스 네트워크 사이에서 데이터를 전송하는 방법 | |
CN104993858A (zh) | 一种tdd通信方法 | |
CN103178913B (zh) | 一种lte中zc参考序列参数估计方法 | |
CN102315901B (zh) | 不连续发射dtx的判决方法和装置 | |
KR102007804B1 (ko) | 무선 통신 시스템을 위한 채널 추정 장치 및 방법 | |
CN101630961A (zh) | 频偏估计设备、方法和通信装置 | |
CN104301276A (zh) | 基于压缩感知的直接序列扩频信号采集和恢复方法 | |
CN100531008C (zh) | 蜂窝式通信***和其中同步基站的方法 | |
CN101399601A (zh) | 一种时分***帧结构及其设置方法、处理方法和设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 430075, room 1001, building A9, zone F1, future science and Technology City, East Lake hi tech Zone, Hubei, Wuhan, 999 Applicant after: Wuhan Tuo Bao Science and Technology Co., Ltd. Address before: 701, room 430075, building C2, future science and Technology City, East Lake hi tech Zone, Hubei, Wuhan, 999 Applicant before: Wuhan Tuo Bao Science and Technology Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200522 Address after: 201100 Room 802, building 3, No. 1308, Lianhua Road, Minhang District, Shanghai Patentee after: Shanghai Road Bio Technology Co., Ltd Address before: 430075 room 1001, F1, A9 District, A9 District, Wuhan hi-tech Avenue, East Lake Hi-tech Zone, Wuhan City, Hubei Patentee before: WUHAN TURBO TECHNOLOGIES Corp. |
|
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 201800 5th floor, building 4, 333 Huangqing Road, Jiading District, Shanghai Patentee after: Shanghai Road Bio Technology Co.,Ltd. Address before: Room 802, building 3, No. 1308, Lianhua Road, Minhang District, Shanghai 201100 Patentee before: Shanghai Road Bio Technology Co.,Ltd. |