JP2022529812A - 多重ビームシステムで偏波を用いた空間多重化方法及び装置 - Google Patents
多重ビームシステムで偏波を用いた空間多重化方法及び装置 Download PDFInfo
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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
- H04B7/0697—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 spatial multiplexing
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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
- H04B7/10—Polarisation diversity; Directional diversity
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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
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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
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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
- 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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
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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
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
-
- 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
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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Abstract
Description
はPD(polarization decomposition)行列を示す。
本特許出願は、本明細書にその全体が参考として含まれる、2019年12月5日付にて韓国に出願した特許出願番号第10-2019-0160606号、及び2020年4月16日付にて韓国に出願した特許出願番号第10-2020-0046256号に対する優先権を主張する。
Claims (10)
- 多重ビームシステムで偏波を用いた空間多重化方法であって、
第1のビーム及び第2のビームに適用する互いに異なる位相及び互いに異なる偏波を決定するステップと、
前記第1のビーム及び前記第2のビームのそれぞれが、前記決定された互いに異なる位相を有するように、信号をプレコーディング(precoding)するステップと、
前記第1のビーム及び前記第2のビームのそれぞれが、前記決定された互いに異なる偏波を有するように、前記プレコーディングした信号の偏波を変換するステップと、を含む空間多重化方法。 - 前記プレコーディングした信号をリソースエレメントにマッピングするステップをさらに含み、
前記変換するステップは、
前記リソースエレメントにマッピングした信号の偏波を変換する、請求項1に記載の空間多重化方法。 - 前記偏波を変換した信号をリソースエレメントにマッピングするステップをさらに含む、請求項1に記載の空間多重化方法。
- 前記変換するステップは、
前記プレコーディングした信号の偏波を直交クロス偏波(±45度)と直交垂直/水平偏波に変換する、請求項1に記載の空間多重化方法。 - 多重ビームシステムで偏波を用いた空間多重化装置であって、
第1のビーム及び第2のビームに適用する互いに異なる位相及び互いに異なる偏波を決定する制御部と、
前記第1のビーム及び前記第2のビームのそれぞれが、前記決定された互いに異なる位相を有するように、信号をプレコーディング(precoding)するビームフォーミング部と、
前記第1のビーム及び前記第2のビームのそれぞれが、前記決定した互いに異なる偏波を有するように、前記プレコーディングした信号の偏波を変換する多重偏波合成部と、を含む空間多重化装置。 - 前記プレコーディングした信号をリソースエレメントにマッピングするリソースエレメントマッピング部をさらに含み、
前記多重偏波合成部は、
前記リソースエレメントにマッピングした信号の偏波を変換する、請求項6に記載の空間多重化装置。 - 前記偏波を変換した信号をリソースエレメントにマッピングするリソースエレメントマッピング部をさらに含む、請求項6に記載の空間多重化装置。
- 前記多重偏波合成部は、
前記プレコーディングした信号の偏波を直交クロス偏波(±45度)と直交垂直/水平(vertical / horizontal)偏波に変換する、請求項6に記載の空間多重化装置。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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KR20190160606 | 2019-12-05 | ||
KR10-2019-0160606 | 2019-12-05 | ||
KR10-2020-0046256 | 2020-04-16 | ||
KR1020200046256A KR102309631B1 (ko) | 2019-12-05 | 2020-04-16 | 다중 빔 시스템에서 편파를 이용한 공간 다중화 방법 및 장치 |
PCT/KR2020/017421 WO2021112543A1 (ko) | 2019-12-05 | 2020-12-02 | 다중 빔 시스템에서 편파를 이용한 공간 다중화 방법 및 장치 |
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JP2022529812A true JP2022529812A (ja) | 2022-06-24 |
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US (1) | US11817932B2 (ja) |
EP (1) | EP3952130A4 (ja) |
JP (1) | JP7368495B2 (ja) |
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WO2022098130A1 (ko) * | 2020-11-04 | 2022-05-12 | 주식회사 케이엠더블유 | 무선 송수신 장치 및 그의 빔 형성 방법 |
Citations (3)
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JP2009225013A (ja) * | 2008-03-14 | 2009-10-01 | Panasonic Corp | Mimo伝送路構成方法及びmimo伝送路構成装置 |
US20130121342A1 (en) * | 2011-11-16 | 2013-05-16 | Samsung Electronics Co. Ltd. | Method and apparatus for transmitting and receiving signals in multi-antenna communication system |
US20180205436A1 (en) * | 2015-10-06 | 2018-07-19 | Korea Advanced Institute Of Science And Technology | Massive antenna-based pattern/polarization beam division, multiple access method, and apparatus performing the same |
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JP5317021B2 (ja) * | 2007-11-30 | 2013-10-16 | 日本電気株式会社 | 無線通信システム、受信装置、送信装置、無線通信方法、受信方法、及び送信方法 |
KR101469154B1 (ko) * | 2008-02-21 | 2014-12-05 | 삼성전자주식회사 | 안테나 시스템에서 안테나 구조 변환 방법 및 장치 |
US10284310B2 (en) * | 2013-12-13 | 2019-05-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Wireless device, network node, methods therein, for respectively sending and receiving a report on quality of transmitted beams |
KR102109918B1 (ko) * | 2015-06-15 | 2020-05-12 | 삼성전자주식회사 | 무선 통신 시스템에서 안테나 어레이를 사용한 빔포밍 장치 및 방법 |
CN108886200A (zh) * | 2016-03-31 | 2018-11-23 | 华为技术有限公司 | 一种数据传输方法和装置 |
US10623075B2 (en) * | 2016-04-02 | 2020-04-14 | University Of Notre Dame Du Lac | Linear combinations of transmit signals by a receiver |
EP3549277B1 (en) * | 2016-12-05 | 2021-11-03 | Poynting Antennas (Pty) Limited | Mimo system and method utilizing interferometric pattern |
EP3692646A1 (en) * | 2017-12-08 | 2020-08-12 | Telefonaktiebolaget LM Ericsson (publ) | Beam management in a communications network |
KR102455651B1 (ko) * | 2018-04-20 | 2022-10-18 | 한국전자통신연구원 | 전이중 송수신 장치 및 이를 이용하는 릴레이 |
KR20200046256A (ko) | 2018-10-24 | 2020-05-07 | 주식회사 대한후렉시블 | 항균 후렉시블 덕트 |
KR102309631B1 (ko) * | 2019-12-05 | 2021-10-06 | 주식회사 케이엠더블유 | 다중 빔 시스템에서 편파를 이용한 공간 다중화 방법 및 장치 |
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JP2009225013A (ja) * | 2008-03-14 | 2009-10-01 | Panasonic Corp | Mimo伝送路構成方法及びmimo伝送路構成装置 |
US20130121342A1 (en) * | 2011-11-16 | 2013-05-16 | Samsung Electronics Co. Ltd. | Method and apparatus for transmitting and receiving signals in multi-antenna communication system |
US20180205436A1 (en) * | 2015-10-06 | 2018-07-19 | Korea Advanced Institute Of Science And Technology | Massive antenna-based pattern/polarization beam division, multiple access method, and apparatus performing the same |
Non-Patent Citations (1)
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EP3952130A1 (en) | 2022-02-09 |
US20220052750A1 (en) | 2022-02-17 |
WO2021112543A1 (ko) | 2021-06-10 |
EP3952130A4 (en) | 2022-12-28 |
US11817932B2 (en) | 2023-11-14 |
CN113841344A (zh) | 2021-12-24 |
JP7368495B2 (ja) | 2023-10-24 |
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