CN104993858B - 一种tdd通信方法 - Google Patents
一种tdd通信方法 Download PDFInfo
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- CN104993858B CN104993858B CN201510294080.0A CN201510294080A CN104993858B CN 104993858 B CN104993858 B CN 104993858B CN 201510294080 A CN201510294080 A CN 201510294080A CN 104993858 B CN104993858 B CN 104993858B
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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
- H04B7/06—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
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- 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
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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
- H04B7/08—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
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- 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
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- 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]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (1)
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 |
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CN201510294080.0A CN104993858B (zh) | 2015-06-01 | 2015-06-01 | 一种tdd通信方法 |
Publications (2)
Publication Number | Publication Date |
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CN104993858A CN104993858A (zh) | 2015-10-21 |
CN104993858B true CN104993858B (zh) | 2018-07-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510294080.0A Active CN104993858B (zh) | 2015-06-01 | 2015-06-01 | 一种tdd通信方法 |
Country Status (1)
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CN (1) | CN104993858B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107947829B (zh) * | 2017-12-27 | 2023-07-25 | 上海道生物联技术有限公司 | 一种结合扩频和窄带mimo的时分双工通信***及方法 |
Citations (6)
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 |
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*** |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5062321B2 (ja) * | 2008-02-26 | 2012-10-31 | 富士電機株式会社 | 被ばく管理システム、線量計、及び、中継器 |
-
2015
- 2015-06-01 CN CN201510294080.0A patent/CN104993858B/zh active Active
Patent Citations (6)
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 |
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*** |
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CN104993858A (zh) | 2015-10-21 |
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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. |
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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. |
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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. |
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