CN101039295B - 利用低相关码字改进正交频分复用系统同步性能的方法 - Google Patents
利用低相关码字改进正交频分复用系统同步性能的方法 Download PDFInfo
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CN101039295A CN101039295A (zh) | 2007-09-19 |
CN101039295B true CN101039295B (zh) | 2012-01-11 |
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Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105025311B (zh) * | 2014-04-28 | 2018-01-23 | 上海数字电视国家工程研究中心有限公司 | 广播系统中本地节目流的插入方法及广播系统 |
CN107276942B (zh) * | 2016-04-08 | 2021-06-15 | 深圳市物芯智能科技有限公司 | 信号处理方法和系统 |
CN107276941B (zh) * | 2016-04-08 | 2021-06-15 | 深圳市物芯智能科技有限公司 | 信号处理方法和系统 |
CN107276947B (zh) * | 2016-04-08 | 2021-09-28 | 深圳光启合众科技有限公司 | 信号处理方法和系统 |
CN107294883B (zh) * | 2016-04-08 | 2021-11-26 | 深圳勤琛科技有限公司 | 信道估计方法和装置 |
CN107276930B (zh) * | 2016-04-08 | 2021-08-03 | 深圳光启合众科技有限公司 | 信道估计方法和装置 |
CN107276948B (zh) * | 2016-04-08 | 2020-12-08 | 深圳光启合众科技有限公司 | 载波同步方法和装置 |
CN107276929B (zh) * | 2016-04-08 | 2021-08-03 | 深圳光启合众科技有限公司 | 信道估计方法和装置 |
CN107276654B (zh) * | 2016-04-08 | 2021-05-25 | 南通海嘉智能科技有限公司 | 信号处理方法和系统 |
CN107276627B (zh) * | 2016-04-08 | 2021-08-24 | 江苏怡通控制系统有限公司 | 信号处理方法和系统 |
CN107276949B (zh) * | 2016-04-08 | 2020-12-15 | 深圳光启合众科技有限公司 | 信号处理方法和系统 |
CN107276655B (zh) * | 2016-04-08 | 2020-12-15 | 深圳光启合众科技有限公司 | 信号处理方法和系统 |
CN107276951B (zh) * | 2016-04-08 | 2021-08-06 | 深圳光启合众科技有限公司 | 载波同步方法和装置 |
CN107979556A (zh) * | 2016-10-24 | 2018-05-01 | 深圳超级数据链技术有限公司 | 信号处理方法及装置 |
CN107979549A (zh) * | 2016-10-24 | 2018-05-01 | 深圳超级数据链技术有限公司 | 信道估计方法及装置 |
CN107566104B (zh) * | 2017-10-11 | 2020-05-26 | 中讯邮电咨询设计院有限公司广东分公司 | 一种基于扩频码调制ofdm系统的通信方法 |
CN108347260A (zh) * | 2017-12-21 | 2018-07-31 | 上海微波技术研究所(中国电子科技集团公司第五十研究所) | 无线ofdm系统的扩频解扩频方法 |
CN108242941B (zh) * | 2017-12-29 | 2020-11-10 | 中国电子科技集团公司第二十研究所 | 一种混合扩频多址网的软扩频码优选方法 |
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WO2004002038A1 (en) * | 2002-06-25 | 2003-12-31 | Koninklijke Philips Electronics N.V. | Mt-cdma using spreading codes with interference-free windows |
CN1555641A (zh) * | 2002-05-30 | 2004-12-15 | 连宇通信有限公司 | 一种用于cdma的高速数据传输方法及系统 |
CN1625862A (zh) * | 2002-01-31 | 2005-06-08 | 摩托罗拉公司 | 多载波扩频信号的接收 |
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Patent Citations (3)
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CN1625862A (zh) * | 2002-01-31 | 2005-06-08 | 摩托罗拉公司 | 多载波扩频信号的接收 |
CN1555641A (zh) * | 2002-05-30 | 2004-12-15 | 连宇通信有限公司 | 一种用于cdma的高速数据传输方法及系统 |
WO2004002038A1 (en) * | 2002-06-25 | 2003-12-31 | Koninklijke Philips Electronics N.V. | Mt-cdma using spreading codes with interference-free windows |
Non-Patent Citations (4)
Title |
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Hai XU等.LAS-OFDMA for Power Line Carrier Communications in Home Networks.《ICCE.2005》.2005,387-388. * |
Wonjeong Jeong等.Performance improvement techniques for CCK-OFDM WLAN modem.《IEEE transactions on consumer electronics》.2003,第49卷(第3期), * |
王刚,董江波,李道本.MIMO LAS-CDMA系统中基于插值信道估计的导频结构设计.《2003中国通信学会无线及移动通信委员会学术年会论文集》.2003,223-227. * |
郝莉.基于广义正交序列的DS-CDMA系统及其性能分析.《西南交通大学博士学位论文》.2004,第31-34、42、45-48页,图3-9,3-10. * |
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UNIT | DFT-S-OFDM |
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