NO2958249T3 - - Google Patents
Info
- Publication number
- NO2958249T3 NO2958249T3 NO14172961A NO14172961A NO2958249T3 NO 2958249 T3 NO2958249 T3 NO 2958249T3 NO 14172961 A NO14172961 A NO 14172961A NO 14172961 A NO14172961 A NO 14172961A NO 2958249 T3 NO2958249 T3 NO 2958249T3
- Authority
- NO
- Norway
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
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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
- H04B7/0413—MIMO systems
- H04B7/0452—Multi-user MIMO systems
-
- 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
- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- 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
- H04L25/0204—Channel estimation of multiple channels
-
- 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
- H04L25/0224—Channel estimation using sounding signals
-
- 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
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
- H04L25/0248—Eigen-space methods
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14172961.6A EP2958249B1 (en) | 2014-06-18 | 2014-06-18 | Joint transmitter signal processing in multi-beam satellite systems |
Publications (1)
Publication Number | Publication Date |
---|---|
NO2958249T3 true NO2958249T3 (no) | 2018-03-24 |
Family
ID=50980171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO14172961A NO2958249T3 (no) | 2014-06-18 | 2014-06-18 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10270520B2 (no) |
EP (2) | EP2958249B1 (no) |
ES (2) | ES2652644T3 (no) |
NO (1) | NO2958249T3 (no) |
WO (1) | WO2015192995A1 (no) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3469737B1 (en) | 2016-06-10 | 2021-04-21 | European Space Agency | Interference-resilient flexible techniques for payload resource allocation in broadband satellites |
DE102016213764B4 (de) * | 2016-07-27 | 2018-02-22 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Verfahren zum Übertragen eines binären Datensignals über einen optischen Feeder-Link zu oder von einem Satelliten |
US10250418B2 (en) * | 2016-08-02 | 2019-04-02 | Keyssa Systems, Inc. | EHF receiver architecture with dynamically adjustable discrimination threshold |
WO2018174587A1 (en) * | 2017-03-23 | 2018-09-27 | Samsung Electronics Co., Ltd. | Method and apparatus for pbch transmission in a multi-beam based system |
US11799533B2 (en) | 2017-07-27 | 2023-10-24 | Apple Inc. | Physical uplink shared channel (PUSCH) transmission based on robust codebook |
US10389411B2 (en) * | 2017-09-18 | 2019-08-20 | Bar-Ilan University | Hierarchic beam-forming in a cloud radio access network |
IL255600B (en) * | 2017-11-12 | 2019-01-31 | Satixfy Israel Ltd | A system and method for renewable satellite communication |
EP3484067B1 (en) * | 2017-11-13 | 2021-01-27 | NEOSAT GmbH | Method for operating a communication system |
EP3518437A1 (en) | 2018-01-29 | 2019-07-31 | Ses S.A. | Satellite communications method and system with multi-beam precoding |
US10305580B1 (en) * | 2018-02-06 | 2019-05-28 | Hughes Network Systems, Llc | Systems and methods for frequency reuse for multi-beam satellite downlinks |
US10873493B2 (en) * | 2018-05-15 | 2020-12-22 | Cable Television Laboratories, Inc. | Carrier-phase recovery system and method |
LU100879B1 (en) * | 2018-07-25 | 2020-01-27 | Univ Luxembourg | Reliable channel state information in multi-beam satellite communications |
EP3621210A1 (en) * | 2018-09-06 | 2020-03-11 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Control unit, wireless communication network and method for operating a control unit |
EP3621255A1 (en) * | 2018-09-06 | 2020-03-11 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Gateway, user terminal, methods for operating the same and wireless communication network |
BE1026657B1 (nl) * | 2018-09-28 | 2020-04-29 | Newtec Cy N V | Satellietcommunicatiesysteem |
US20220368380A1 (en) * | 2019-08-15 | 2022-11-17 | Ntt Docomo, Inc. | Terminal and communication method |
US12003350B1 (en) * | 2020-02-29 | 2024-06-04 | Space Exploration Technologies Corp. | Configurable orthogonal frequency division multiplexing (OFDM) signal and transmitter and receiver for user terminal to satellite uplink communications |
EP4169172A1 (en) * | 2020-06-17 | 2023-04-26 | European Space Agency | Pragmatic solutions for massive mimo for broadband telecommunication systems |
WO2022036684A1 (en) * | 2020-08-21 | 2022-02-24 | Qualcomm Incorporated | Beam indications for facilitating multicast access by reduced capability user equipment |
CN113067620B (zh) * | 2021-02-07 | 2022-02-11 | 浙江大学 | 一种能效优先的低轨卫星物联网接入方法 |
CN113411112B (zh) * | 2021-06-09 | 2023-03-28 | 西安交通大学 | 一种分布式鲁棒多小区协作波束成形admm网络的构建方法 |
CN114244413B (zh) * | 2021-10-28 | 2023-02-07 | 北京理工大学 | 一种分布式多卫星联合波束赋形方法 |
CN114158128B (zh) * | 2022-02-10 | 2022-05-17 | 北京理工大学 | 同步轨道卫星隐蔽通信的非对称动态时隙通信方法和装置 |
WO2023158439A1 (en) * | 2022-02-18 | 2023-08-24 | Viasat, Inc. | Method and apparatus for transmit beamforming |
CN115065390B (zh) * | 2022-06-08 | 2023-07-18 | 北京航空航天大学 | 一种基于流量需求的公平多组多播预编码方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100899749B1 (ko) * | 2005-01-13 | 2009-05-27 | 삼성전자주식회사 | 다중 입력 다중 출력 방식을 사용하는 직교 주파수 분할 다중 통신시스템에서 프리앰블 시퀀스 송수신 방법 |
US7613104B2 (en) * | 2006-05-31 | 2009-11-03 | Nokia Corporation | Method, apparatus and computer program product providing synchronization for OFDMA downlink signal |
KR101002877B1 (ko) * | 2007-03-06 | 2010-12-21 | 한국과학기술원 | 통신시스템에서 다중 사용자 스케쥴링 방법 및 장치 |
WO2008113407A1 (en) * | 2007-03-19 | 2008-09-25 | Acn Advanced Communications Networks Sa | Method for the robust synchronization of a multi-carrier receiver using filter banks and corresponding receiver and transceiver |
JP4352082B2 (ja) * | 2007-06-18 | 2009-10-28 | 株式会社東芝 | 周波数同期回路、方法、プログラム及びこれらを用いた受信装置 |
US20110194655A1 (en) * | 2010-02-10 | 2011-08-11 | Qualcomm Incorporated | Methods and apparatus to perform residual frequency offset estimation and correction in ieee 802.11 waveforms |
US20120314820A1 (en) * | 2011-06-08 | 2012-12-13 | Kang Chunmei | High-Performance Orthogonal Frequency Division Multiplexing Receiver |
KR102109655B1 (ko) * | 2012-02-23 | 2020-05-12 | 한국전자통신연구원 | 대규모 안테나 시스템에서의 다중 입력 다중 출력 통신 방법 |
-
2014
- 2014-06-18 NO NO14172961A patent/NO2958249T3/no unknown
- 2014-06-18 ES ES14172961.6T patent/ES2652644T3/es active Active
- 2014-06-18 EP EP14172961.6A patent/EP2958249B1/en active Active
-
2015
- 2015-04-14 US US15/319,682 patent/US10270520B2/en active Active
- 2015-04-14 WO PCT/EP2015/058023 patent/WO2015192995A1/en active Application Filing
- 2015-04-14 EP EP15715286.9A patent/EP3158658B1/en active Active
- 2015-04-14 ES ES15715286.9T patent/ES2676906T3/es active Active
Also Published As
Publication number | Publication date |
---|---|
US20170149493A1 (en) | 2017-05-25 |
ES2676906T3 (es) | 2018-07-26 |
EP3158658A1 (en) | 2017-04-26 |
EP3158658B1 (en) | 2018-06-27 |
EP2958249A1 (en) | 2015-12-23 |
US10270520B2 (en) | 2019-04-23 |
WO2015192995A1 (en) | 2015-12-23 |
EP2958249B1 (en) | 2017-10-25 |
ES2652644T3 (es) | 2018-02-05 |