CN1304587A - 发射分集方法和*** - Google Patents
发射分集方法和*** Download PDFInfo
- Publication number
- CN1304587A CN1304587A CN00800870A CN00800870A CN1304587A CN 1304587 A CN1304587 A CN 1304587A CN 00800870 A CN00800870 A CN 00800870A CN 00800870 A CN00800870 A CN 00800870A CN 1304587 A CN1304587 A CN 1304587A
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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
-
- 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
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- 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
- H04B7/0602—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 antenna switching
- H04B7/0608—Antenna selection according to transmission parameters
- H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
-
- 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
- H04B7/0636—Feedback format
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
- Circuits Of Receivers In General (AREA)
- Transmitters (AREA)
Abstract
Description
Claims (63)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EPPCT/EP99/03440 | 1999-05-19 | ||
PCT/EP1999/003440 WO2000072464A1 (en) | 1999-05-19 | 1999-05-19 | Transmit diversity method and system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1304587A true CN1304587A (zh) | 2001-07-18 |
CN1148015C CN1148015C (zh) | 2004-04-28 |
Family
ID=8167296
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998166308A Expired - Lifetime CN1196277C (zh) | 1999-05-19 | 1999-05-19 | 发射分集方法和*** |
CNB008008701A Expired - Lifetime CN1148015C (zh) | 1999-05-19 | 2000-02-11 | 发射分集方法和*** |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998166308A Expired - Lifetime CN1196277C (zh) | 1999-05-19 | 1999-05-19 | 发射分集方法和*** |
Country Status (13)
Country | Link |
---|---|
US (2) | US6754286B2 (zh) |
EP (2) | EP1179230B1 (zh) |
JP (3) | JP3404382B2 (zh) |
KR (1) | KR100555986B1 (zh) |
CN (2) | CN1196277C (zh) |
AT (1) | ATE266282T1 (zh) |
AU (2) | AU4144799A (zh) |
BR (1) | BR9917298A (zh) |
CA (1) | CA2371384C (zh) |
DE (2) | DE69919037T2 (zh) |
ES (2) | ES2224667T3 (zh) |
NO (1) | NO323647B1 (zh) |
WO (2) | WO2000072464A1 (zh) |
Cited By (6)
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US7035242B2 (en) | 2002-07-29 | 2006-04-25 | Interdigital Technology Corporation | Method and apparatus for delivery of universal mobile telecommunications system (UMTS) based unidirectional services over a wireless local area network (WLAN) |
CN1330108C (zh) * | 2003-05-16 | 2007-08-01 | 三星电子株式会社 | 移动通信***中用于发送分集方案模式转换的设备和方法 |
CN100397804C (zh) * | 2002-12-16 | 2008-06-25 | 明基电通股份有限公司 | 决定基站传输分集模式的方法及装置 |
US7502359B2 (en) | 2001-09-06 | 2009-03-10 | Ntt Docomo, Inc. | Radio base station and method of controlling radio communications |
CN1855763B (zh) * | 2005-03-29 | 2010-09-15 | 三星电子株式会社 | 用于多输入多输出***的随机波束形成方法 |
US9900785B2 (en) | 2013-01-15 | 2018-02-20 | National Institute Of Information And Communications Technology | Wireless device |
Families Citing this family (178)
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KR100493150B1 (ko) * | 2000-04-10 | 2005-06-02 | 삼성전자주식회사 | 이동통신을 위한 폐루프 전송 다이버시티의 최적 가중치탐색장치 및 방법 |
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