CN1943152A - 用于具有自适应发射和反馈的多载波通信系统的方法和设备 - Google Patents
用于具有自适应发射和反馈的多载波通信系统的方法和设备 Download PDFInfo
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- 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
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
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- 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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- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
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- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0028—Formatting
- H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
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- Mobile Radio Communication Systems (AREA)
Abstract
Description
索引 | 调制 | 码速率 | 训练导频 | 发射功率 |
1 | QPSK | 1/16 | 模式1 | + |
2 | QPSK | 1/8 | 模式2 | + |
3 | QPSK | 1/4 | 模式3 | + |
4 | QPSK | 1/2 | 模式4 | + |
5 | QPSK | 1/2 | 模式5 | + |
6 | 16QAM | 1/2 | 模式6 | + |
7 | 16QAM | 1/2 | 模式7 | + |
8 | 16QAM | 3/4 | 模式8 | + |
9 | 16QAM | 3/4 | 模式9 | + |
10 | 64QAM | 2/3 | 模式10 | + |
11 | 64QAM | 5/6 | 模式11 | + |
12 | 64QAM | 5/6 | 模式12 | Max-1x |
13 | 64QAM | 5/6 | 模式13 | Max-2x |
14 | 64QAM | 5/6 | 模式14 | Max-3x |
索引(格雷码) | 调制 | 码速率 | 训练导频 | 发射功率 |
000 | QPSK | 1/4 | 模式1 | Max |
010 | QPSK | 1/2 | 模式2 | Max |
011 | QPSK | 7/16 | 模式3 | Max |
001 | 16QAM | 1/2 | 模式2 | Max |
101 | 16QAM | 7/16 | 模式3 | Max |
111 | 64QAM | 2/3 | 模式2 | Max |
110 | 64QAM | 5/6 | 模式3 | Max |
100 | 64QAM | 5/6 | 模式3 | Max-X |
Claims (21)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54452104P | 2004-02-13 | 2004-02-13 | |
US60/544,521 | 2004-02-13 | ||
PCT/US2005/004601 WO2005081439A1 (en) | 2004-02-13 | 2005-02-14 | Methods and apparatus for multi-carrier communication systems with adaptive transmission and feedback |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1943152A true CN1943152A (zh) | 2007-04-04 |
CN1943152B CN1943152B (zh) | 2011-07-27 |
Family
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800047613A Active CN1943152B (zh) | 2004-02-13 | 2005-02-14 | 用于具有自适应发射和反馈的多载波通信系统的方法和设备 |
Country Status (4)
Country | Link |
---|---|
US (15) | US7693032B2 (zh) |
KR (1) | KR100804651B1 (zh) |
CN (1) | CN1943152B (zh) |
WO (1) | WO2005081439A1 (zh) |
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US20220256526A1 (en) | 2022-08-11 |
KR20060121953A (ko) | 2006-11-29 |
CN1943152B (zh) | 2011-07-27 |
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US20120014280A1 (en) | 2012-01-19 |
US20170055245A1 (en) | 2017-02-23 |
US20220303971A1 (en) | 2022-09-22 |
US20070230324A1 (en) | 2007-10-04 |
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US20100195609A1 (en) | 2010-08-05 |
US11683136B2 (en) | 2023-06-20 |
US11522650B2 (en) | 2022-12-06 |
US11032801B2 (en) | 2021-06-08 |
US10834706B2 (en) | 2020-11-10 |
US9301296B2 (en) | 2016-03-29 |
US20220295470A1 (en) | 2022-09-15 |
US20190246386A1 (en) | 2019-08-08 |
KR100804651B1 (ko) | 2008-02-20 |
US20210298004A1 (en) | 2021-09-23 |
US11496259B2 (en) | 2022-11-08 |
US10075941B2 (en) | 2018-09-11 |
US20220248390A1 (en) | 2022-08-04 |
US20210297218A1 (en) | 2021-09-23 |
US20150139177A1 (en) | 2015-05-21 |
US20220248388A1 (en) | 2022-08-04 |
US20210058916A1 (en) | 2021-02-25 |
US20220248391A1 (en) | 2022-08-04 |
US8027367B2 (en) | 2011-09-27 |
WO2005081439A1 (en) | 2005-09-01 |
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