KR101158153B1 - 다중 안테나 통신 시스템에서의 데이터 전송 방법, 다중 안테나 통신 시스템의 송신기, 다중 안테나 통신 시스템에서의 데이터 수신 방법 및 다중 안테나 통신 시스템의 수신기 - Google Patents
다중 안테나 통신 시스템에서의 데이터 전송 방법, 다중 안테나 통신 시스템의 송신기, 다중 안테나 통신 시스템에서의 데이터 수신 방법 및 다중 안테나 통신 시스템의 수신기 Download PDFInfo
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- KR101158153B1 KR101158153B1 KR1020077005469A KR20077005469A KR101158153B1 KR 101158153 B1 KR101158153 B1 KR 101158153B1 KR 1020077005469 A KR1020077005469 A KR 1020077005469A KR 20077005469 A KR20077005469 A KR 20077005469A KR 101158153 B1 KR101158153 B1 KR 101158153B1
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- transmit antennas
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- pilot tones
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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
- H04B7/0667—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 delayed versions of same signal
- H04B7/0669—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 delayed versions of same signal using different channel coding between 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
- H04B7/06—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
- H04B7/0684—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 using different training sequences per antenna
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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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
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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
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
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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
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2603—Signal structure ensuring backward compatibility with legacy system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (26)
- N개의 송신 안테나를 갖는 다중 안테나 통신 시스템에서 데이터(420)를 전송하는 방법에 있어서,상기 N개의 송신 안테나 각각에 대한 다수의 파일럿 톤(230)을 발생시키는 단계 - 상기 N개의 송신 안테나 각각에 대한 상기 파일럿 톤은, 상기 N개의 송신 안테나들 중 다른 적어도 하나에서 전송되는 상기 파일럿 톤 중 적어도 하나와, 주파수 영역 및 공간 영역에서 의사 직교(pseudo-orthogonal)함 - 와,상기 N개의 송신 안테나 각각에서 상기 데이터를 송신하는 단계를 포함하는다중 안테나 통신 시스템에서의 데이터 전송 방법.
- 제 1 항에 있어서,상기 파일럿 톤은 상기 데이터에 삽입되는다중 안테나 통신 시스템에서의 데이터 전송 방법.
- 제 1 항에 있어서,상기 파일럿 톤을 발생시키는 단계는, 월시 시퀀스(Walsh sequence)에 기초하는 BPSK 신호, QPSK 좌표(constellation) 및 푸리에 변환 시퀀스 중 하나 이상을 사용하는다중 안테나 통신 시스템에서의 데이터 전송 방법.
- 다중 안테나 통신 시스템에서의 송신기(105)에 있어서,데이터를 전송하기 위한 N개의 송신 안테나를 포함하되,상기 안테나 각각은 다수의 파일럿 톤을 채용하고, 상기 파일럿 톤은, 상기 N개의 송신 안테나들 중 다른 적어도 하나에서 전송되는 상기 파일럿 톤 중 적어도 하나에 대하여, 주파수 영역 및 공간 영역에서 의사 직교하는다중 안테나 통신 시스템의 송신기.
- 제 4 항에 있어서,상기 파일럿 톤은 상기 데이터에 삽입되는다중 안테나 통신 시스템의 송신기.
- 제 4 항에 있어서,상기 파일럿 톤은 주파수 영역과 공간 영역에서 의사 직교하는다중 안테나 통신 시스템의 송신기.
- 제 4 항에 있어서,상기 파일럿 톤은 시간 영역에서 직교하는다중 안테나 통신 시스템의 송신기.
- 다중 안테나 통신 시스템에서, N개의 송신 안테나를 갖는 송신기에 의하여 송신되는 데이터를 적어도 하나의 수신 안테나에서 수신하기 위한 방법에 있어서,상기 N개의 송신 안테나 각각으로부터 상기 데이터를 수신하는 단계를 포함하되,상기 데이터는 상기 N개의 송신 안테나 각각에 대한 다수의 파일럿 톤을 포함하고, 상기 N개의 송신 안테나 각각에 대한 상기 파일럿 톤은, 상기 N개의 송신 안테나들 중 다른 적어도 하나에서 전송되는 상기 파일럿 톤 중 적어도 하나와, 주파수 영역 및 공간 영역에서 의사 직교하는다중 안테나 통신 시스템에서의 데이터 수신 방법.
- 제 8 항에 있어서,상기 파일럿 톤은 상기 데이터에 삽입되는다중 안테나 통신 시스템에서의 데이터 수신 방법.
- N개의 송신 안테나를 갖는 적어도 하나의 송신기를 구비한 다중 안테나 통신 시스템에서 데이터를 수신하는 수신기(150)에 있어서,상기 N개의 송신 안테나 각각에서의 상기 데이터를 수신하기 위한 적어도 하나의 수신 안테나를 포함하되,상기 데이터는 상기 N개의 송신 안테나 각각에 대한 다수의 파일럿 톤을 포함하고, 상기 N개의 송신 안테나 각각에 대한 상기 파일럿 톤은, 상기 N개의 송신 안테나들 중 다른 적어도 하나에서 전송되는 상기 파일럿 톤 중 적어도 하나와, 주파수 영역 및 공간 영역에서 의사 직교하는다중 안테나 통신 시스템의 수신기.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US60847204P | 2004-09-09 | 2004-09-09 | |
US60/608,472 | 2004-09-09 | ||
PCT/US2005/032253 WO2006029362A1 (en) | 2004-09-09 | 2005-09-09 | Method and apparatus for communicating orthogonal pilot tones in a multiple antenna communication system |
Publications (2)
Publication Number | Publication Date |
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KR20070052297A KR20070052297A (ko) | 2007-05-21 |
KR101158153B1 true KR101158153B1 (ko) | 2012-06-19 |
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KR1020077005469A Expired - Fee Related KR101158153B1 (ko) | 2004-09-09 | 2005-09-09 | 다중 안테나 통신 시스템에서의 데이터 전송 방법, 다중 안테나 통신 시스템의 송신기, 다중 안테나 통신 시스템에서의 데이터 수신 방법 및 다중 안테나 통신 시스템의 수신기 |
Country Status (6)
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US (3) | US7558328B2 (ko) |
EP (1) | EP1787448A1 (ko) |
JP (1) | JP2008512963A (ko) |
KR (1) | KR101158153B1 (ko) |
CN (1) | CN101080907A (ko) |
WO (1) | WO2006029362A1 (ko) |
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Also Published As
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---|---|
US7477633B2 (en) | 2009-01-13 |
WO2006029362A1 (en) | 2006-03-16 |
KR20070052297A (ko) | 2007-05-21 |
CN101080907A (zh) | 2007-11-28 |
US7558328B2 (en) | 2009-07-07 |
US8964522B2 (en) | 2015-02-24 |
US20080232239A1 (en) | 2008-09-25 |
EP1787448A1 (en) | 2007-05-23 |
JP2008512963A (ja) | 2008-04-24 |
US20060067415A1 (en) | 2006-03-30 |
US20060072529A1 (en) | 2006-04-06 |
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