MX2010009058A - Metodo para transmision de enlace ascendente en sistema de ofdm (a). - Google Patents
Metodo para transmision de enlace ascendente en sistema de ofdm (a).Info
- Publication number
- MX2010009058A MX2010009058A MX2010009058A MX2010009058A MX2010009058A MX 2010009058 A MX2010009058 A MX 2010009058A MX 2010009058 A MX2010009058 A MX 2010009058A MX 2010009058 A MX2010009058 A MX 2010009058A MX 2010009058 A MX2010009058 A MX 2010009058A
- Authority
- MX
- Mexico
- Prior art keywords
- basic unit
- ofdm
- uplink transmission
- frequency axis
- arranging
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0643—Properties of the code block codes
-
- 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
-
- 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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
-
- 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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0606—Space-frequency coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0656—Cyclotomic systems, e.g. Bell Labs Layered Space-Time [BLAST]
-
- 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
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Se proporciona un método para transmisión de enlace ascendente en un sistema de OFDMA. El método de transmisión de subportadora incluye disponer 4 REs de piloto en diferentes posiciones de un eje de frecuencia en una unidad básica cuando la unidad básica incluye 4 subportadoras en el eje de frecuencia y 6 símbolos de OFDM(A) en un eje de tiempos, disponer los REs de datos en posiciones restantes de la unidad básica y transmitir la unidad básica a un extremo de recepción.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2957408P | 2008-02-19 | 2008-02-19 | |
KR1020080044045A KR101387536B1 (ko) | 2008-02-19 | 2008-05-13 | Ofdm 시스템에서 연속적인 파일럿 부반송파 송신 방법 |
US9560808P | 2008-09-09 | 2008-09-09 | |
KR1020090012948A KR101498060B1 (ko) | 2008-02-19 | 2009-02-17 | Ofdm(a) 시스템에서의 상향링크 전송 방법 |
PCT/KR2009/000759 WO2009104894A1 (en) | 2008-02-19 | 2009-02-18 | Method for uplink transmission in ofdm(a) system |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2010009058A true MX2010009058A (es) | 2010-09-09 |
Family
ID=41207868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2010009058A MX2010009058A (es) | 2008-02-19 | 2009-02-18 | Metodo para transmision de enlace ascendente en sistema de ofdm (a). |
Country Status (9)
Country | Link |
---|---|
US (3) | US7889633B2 (es) |
EP (2) | EP2243265A4 (es) |
JP (1) | JP5216105B2 (es) |
KR (1) | KR101498060B1 (es) |
CN (2) | CN101953130B (es) |
AU (1) | AU2009216005B2 (es) |
CA (1) | CA2715943C (es) |
MX (1) | MX2010009058A (es) |
WO (2) | WO2009104895A1 (es) |
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JP5042320B2 (ja) | 2007-03-29 | 2012-10-03 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおけるサウンディング基準信号伝送方法 |
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KR101507785B1 (ko) | 2007-08-16 | 2015-04-03 | 엘지전자 주식회사 | 다중 입출력 시스템에서, 채널품질정보를 송신하는 방법 |
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US8385904B2 (en) * | 2008-11-18 | 2013-02-26 | At&T Intellectual Property Ii, L.P. | Space time coding where space diversity derives from use of multiple base stations |
US8711672B2 (en) | 2008-12-30 | 2014-04-29 | Acer Incorporated | Wireless communication system using pilot allocation, method and pilot pattern thereof |
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CN101997588B (zh) * | 2009-08-21 | 2013-10-09 | 华为技术有限公司 | 一种多天线系统中信号发送的方法及装置 |
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CN102055508A (zh) * | 2009-11-02 | 2011-05-11 | 富士通株式会社 | 导频发送方法及相应信道估计方法 |
KR101688551B1 (ko) | 2010-02-11 | 2016-12-22 | 삼성전자주식회사 | 무선 통신 시스템에서 사용자에 특정한 dmrs 안테나 포트를 지시하는 방법 |
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KR101717298B1 (ko) | 2010-05-10 | 2017-03-17 | 엘지전자 주식회사 | 무선 통신 시스템에서 상향링크 제어 채널을 위한 자원 할당 방법 및 장치 |
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CN105072061B (zh) * | 2015-07-03 | 2019-04-19 | 魅族科技(中国)有限公司 | 无线局域网通信方法和设备 |
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-
2009
- 2009-02-17 KR KR1020090012948A patent/KR101498060B1/ko not_active IP Right Cessation
- 2009-02-18 CA CA2715943A patent/CA2715943C/en not_active Expired - Fee Related
- 2009-02-18 CN CN200980105763XA patent/CN101953130B/zh not_active Expired - Fee Related
- 2009-02-18 MX MX2010009058A patent/MX2010009058A/es active IP Right Grant
- 2009-02-18 US US12/388,250 patent/US7889633B2/en not_active Expired - Fee Related
- 2009-02-18 EP EP09712288.1A patent/EP2243265A4/en not_active Ceased
- 2009-02-18 EP EP09712993.6A patent/EP2243267B1/en not_active Not-in-force
- 2009-02-18 US US12/388,262 patent/US8040789B2/en not_active Expired - Fee Related
- 2009-02-18 CN CN200980105762.5A patent/CN101953129B/zh not_active Expired - Fee Related
- 2009-02-18 WO PCT/KR2009/000760 patent/WO2009104895A1/en active Application Filing
- 2009-02-18 WO PCT/KR2009/000759 patent/WO2009104894A1/en active Application Filing
- 2009-02-18 JP JP2010544243A patent/JP5216105B2/ja not_active Expired - Fee Related
- 2009-02-18 AU AU2009216005A patent/AU2009216005B2/en not_active Ceased
-
2011
- 2011-01-05 US US12/985,246 patent/US8630160B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101953130B (zh) | 2013-10-16 |
AU2009216005B2 (en) | 2012-04-12 |
WO2009104895A1 (en) | 2009-08-27 |
JP5216105B2 (ja) | 2013-06-19 |
EP2243267A1 (en) | 2010-10-27 |
CN101953130A (zh) | 2011-01-19 |
US20090225888A1 (en) | 2009-09-10 |
WO2009104894A1 (en) | 2009-08-27 |
US20110200030A1 (en) | 2011-08-18 |
EP2243267A4 (en) | 2014-03-26 |
US20090213723A1 (en) | 2009-08-27 |
US7889633B2 (en) | 2011-02-15 |
US8630160B2 (en) | 2014-01-14 |
EP2243265A4 (en) | 2014-03-26 |
JP2011511527A (ja) | 2011-04-07 |
KR20090089799A (ko) | 2009-08-24 |
CN101953129A (zh) | 2011-01-19 |
EP2243265A1 (en) | 2010-10-27 |
EP2243267B1 (en) | 2015-04-01 |
KR101498060B1 (ko) | 2015-03-03 |
US8040789B2 (en) | 2011-10-18 |
CA2715943A1 (en) | 2009-08-27 |
CN101953129B (zh) | 2014-04-09 |
AU2009216005A1 (en) | 2009-08-27 |
CA2715943C (en) | 2014-05-06 |
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