CN101151818A - 用于降低通信系统内的往返延迟和开销的方法和装置 - Google Patents
用于降低通信系统内的往返延迟和开销的方法和装置 Download PDFInfo
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参数 | 载波带宽(MHz) | |||||
20 | 15 | 10 | 5 | 2.5 | 1.25 | |
帧持续时间(ms) | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
FFT大小 | 1024 | 768 | 512 | 256 | 128 | 64 |
子载波(占用的) | 768 | 576 | 384 | 192 | 96 | 48 |
码元持续时间(us) | 50 | 50 | 50 | 50 | 50 | 50 |
有用的(us) | 44.44 | 44.44 | 44.44 | 44.44 | 44.44 | 44.44 |
保护(us) | 5.56 | 5.56 | 5.56 | 5.56 | 5.56 | 5.56 |
保护(采样) | 128 | 96 | 64 | 32 | 16 | 8 |
子载波间隔(kHz) | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 |
占用的BW(MHz) | 17.28 | 12.96 | 8.64 | 4.32 | 2.16 | 1.08 |
每帧码元 | 10 | 10 | 10 | 10 | 10 | 10 |
16QAM数据速率(Mbps) | 49.15 | 36.86 | 24.58 | 12.29 | 6.14 | 3.07 |
参数 | 载波带宽(MHz) | |||||
20 | 15 | 10 | 5 | 2.5 | 1.25 | |
帧持续时间(ms) | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
FFT大小 | 1024 | 768 | 512 | 256 | 128 | 64 |
子载波(占用的) | 736 | 552 | 368 | 184 | 96 | 48 |
码元持续时间(us) | 45.45 | 45.45 | 45.45 | 45.45 | 45.45 | 45.45 |
有用的(us) | 40.00 | 40.00 | 40.00 | 40.00 | 40.00 | 40.00 |
保护(us) | 5.45 | 5.45 | 5.45 | 5.45 | 5.45 | 5.45 |
保护(采样) | 139.64 | 104.73 | 69.82 | 34.91 | 17.45 | 8.73 |
规则保护(us) | 5.43 | 5.42 | 5.39 | 5.31 | 5.31 | 5.00 |
不规则保护(us) | 5.70 | 5.83 | 6.09 | 6.87 | 6.87 | 10.00 |
子载波间隔(kHz) | 25 | 25 | 25 | 25 | 25 | 25 |
占用的BW(MHz) | 18.4 | 13.8 | 9.2 | 4.6 | 2.4 | 1.2 |
子信道 | 92 | 69 | 46 | 23 | 12 | 6 |
每帧码元 | 11 | 11 | 11 | 11 | 11 | 11 |
16QAM数据速率(Mbps) | 52.99 | 39.74 | 26.50 | 13.25 | 6.91 | 3.46 |
Claims (10)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66649405P | 2005-03-30 | 2005-03-30 | |
US60/666,494 | 2005-03-30 | ||
US11/276,982 US8031583B2 (en) | 2005-03-30 | 2006-03-20 | Method and apparatus for reducing round trip latency and overhead within a communication system |
US11/276,982 | 2006-03-20 | ||
PCT/US2006/011080 WO2006105005A2 (en) | 2005-03-30 | 2006-03-27 | Method and apparatus for reducing round-trip latency and overhead within a communication system |
Publications (2)
Publication Number | Publication Date |
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CN101151818A true CN101151818A (zh) | 2008-03-26 |
CN101151818B CN101151818B (zh) | 2011-08-10 |
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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CNA2006800108715A Pending CN101189816A (zh) | 2005-03-30 | 2006-03-27 | 用于减少通信系统中的往返延时和开销的方法和装置 |
CN2006800107479A Active CN101151818B (zh) | 2005-03-30 | 2006-03-27 | 用于降低通信系统内的往返延迟和开销的方法和装置 |
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Application Number | Title | Priority Date | Filing Date |
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CNA2006800108715A Pending CN101189816A (zh) | 2005-03-30 | 2006-03-27 | 用于减少通信系统中的往返延时和开销的方法和装置 |
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CN (2) | CN101189816A (zh) |
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CN105009537A (zh) * | 2013-03-11 | 2015-10-28 | 高通股份有限公司 | 在良性信道条件下对ofdm系统中循环前缀的有效利用 |
WO2017101799A1 (zh) * | 2015-12-15 | 2017-06-22 | 中兴通讯股份有限公司 | 信息的传输方法、装置及计算机存储介质 |
CN107210862A (zh) * | 2015-01-26 | 2017-09-26 | 高通股份有限公司 | 低等待时间群确收 |
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US10420054B2 (en) | 2014-03-28 | 2019-09-17 | Qualcomm Incorporated | Wireless communications in a system that supports a first subframe type having a first symbol duration and a second subframe type having a second symbol duration |
CN110892766A (zh) * | 2017-07-03 | 2020-03-17 | 上海朗帛通信技术有限公司 | 一种被用于多天线通信的用户设备、基站中的方法和装置 |
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