Description: 硕士学位论文:LDPC码在瑞利衰落信道中的性能分析
信道编码技术可以带来编码增益，节省宝贵的功率资源，己经成为现代数字
通信系统中必不可少的关键技术。LDPC码采用低复杂度的迭代译码算法，且具有
逼近香农限的性能.由于LDPC码具有诸多优点，它在信息可靠传输中的良好应
用前景己经引起学术界和rr业界的高度重视，成为当今信道编码领域最受瞩目的
研究热点之一。
本文主要探讨了LDPC码在瑞利衰落信道中的性能，基于LDPC码的分组空
时码系统，以及基于LDPC码的正交频分复用系统.-master's degree thesis : LDPC codes in Rayleigh fading channels Performance Analysis channel coding technology can bring coding gain, Power saving valuable resources have become modern digital communication systems essential to the critical technologies. LDPC low complexity of the iterative decoding algorithm, having approximation Shannon limit performance. Because LDPC has many advantages, It reliable transmission of information in the application of good prospects has been caused rr academia and industry are taking, become the channel coding areas of the most watched one of the hot spots. This paper mainly discusses the LDPC Rayleigh fading channels in the performance Based on LDPC a space-time coding system, and based on LDPC orthogonal frequency division multiplexing system. Platform: |
Size: 2362694 |
Author:daniel |
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Description: 硕士学位论文:LDPC码在瑞利衰落信道中的性能分析
信道编码技术可以带来编码增益，节省宝贵的功率资源，己经成为现代数字
通信系统中必不可少的关键技术。LDPC码采用低复杂度的迭代译码算法，且具有
逼近香农限的性能.由于LDPC码具有诸多优点，它在信息可靠传输中的良好应
用前景己经引起学术界和rr业界的高度重视，成为当今信道编码领域最受瞩目的
研究热点之一。
本文主要探讨了LDPC码在瑞利衰落信道中的性能，基于LDPC码的分组空
时码系统，以及基于LDPC码的正交频分复用系统.-master's degree thesis : LDPC codes in Rayleigh fading channels Performance Analysis channel coding technology can bring coding gain, Power saving valuable resources have become modern digital communication systems essential to the critical technologies. LDPC low complexity of the iterative decoding algorithm, having approximation Shannon limit performance. Because LDPC has many advantages, It reliable transmission of information in the application of good prospects has been caused rr academia and industry are taking, become the channel coding areas of the most watched one of the hot spots. This paper mainly discusses the LDPC Rayleigh fading channels in the performance Based on LDPC a space-time coding system, and based on LDPC orthogonal frequency division multiplexing system. Platform: |
Size: 2362368 |
Author:daniel |
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Description: 这是一篇基于循环延迟分集的分组预编码和空时频编码技术方面的典型文章-This is a cyclic delay diversity based on the group pre-coding and space-time-frequency coding technology, a typical article Platform: |
Size: 377856 |
Author:yufe |
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Description: 一篇西安电子科技大学的硕士论文，讨论了各种空时编码技术的设计准则和编译码方案，分析了不需要信道状态信息的差分酉空时编码调制技术，给出了仿真结果。-Xidian University, a master s thesis, discussed a wide range of space-time coding technology, design criteria and codec programs analyzed do not need to channel state information of Differential Unitary Space-Time code modulation technology, the simulation results. Platform: |
Size: 2368512 |
Author:fisher |
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Description: 主要实现了，space-time-frequency coding,对初学者有一定帮助-Main achieved, space-time-frequency coding, this will definitely help for beginners Platform: |
Size: 2048 |
Author:谢文武 |
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Description: 本文对MIMO技术中的信道估计、空时编码和单载波频域均衡技术（SC-FDE）及其在FPGA上的实现进行了深入的研究-In this paper, MIMO channel estimation techniques, space-time coding and single-carrier frequency domain equalization (SC-FDE) and its implementation on FPGA-depth study carried out Platform: |
Size: 1149952 |
Author:w |
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Description: 本书是“移动通信前沿技术系列”之一，全书共分18个章节，主要对协作通信及网络知识作了介绍，具体内容包括空时分集和编码、空时频分集与空时频编码、中继信道及协议、单中继协作通信、多节点协作通信等。全书内容分为三部分，第一部分回顾传统的MIMO系统，介绍空间、时间、频率分集的概念。第二部分主要考虑协作通信物理层的关键问题，并对其提出了行之有效的解决方案，比如针对协作通信的分布式特点，提出分布式空时(频)码；针对协作通信的频谱效率问题，提出了新颖和有效的协作方案。第三部分介绍协作通信对物理层之上的MAC层、网络层及应用层产生的影响，内容涉及如何协作路由，如何通过协作使网络覆盖范围增大，如何延长网络寿命等。-This book is one of the "cutting edge mobile communication technology series". The book is divided into 18 chapters, mainly on cooperative communications and network knowledge and specific content including the empty hours of collection and coding, space-time-frequency diversity and space-time frequency coding, relay channel and protocols, single-relay cooperative communication, multi-node cooperative communications. Platform: |
Size: 4773888 |
Author:郑永钊 |
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Description: STBC technology used in frequency sensitive enviroment Performance evaluation and analysis of space-time coding for high data rate wireless personal communication.if you are intereting on STBC,you can get some useful inform information from it,please check it it.-STBC technology used in frequency sensitive enviroment Performance evaluation and analysis of space-time coding for high data rate wireless personal communication.if you are intereting on STBC,you can get some useful inform information from it,please check it it. Platform: |
Size: 504832 |
Author:Yuan |
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Description: 信息通信日新月异,无线技术前景无限。近十年来,无线通信得到了飞速的发展,伴随着移动通信和个人无线通信用户数量的急剧增加,通信流量和数据速率不断提高,对通信系统资源利用率的要求也相应地越来越苛刻。然而经过几十年的充分挖掘,频率、时间和编码技术的潜力几乎已经发挥到了极致,进一步提升的空间已经受到较大的限制,空间资源的开发成为业界瞩目的焦点,智能天线多天线等天线技术应运而生成为各类新颖通信系统的关键技术之一。智能天线是雷达自适应天线技术在无线通信领域的延伸和应用,通过阵列天线电流幅相分布的智能化调节,跟踪期望用户方向使之高效通信,并在干扰方向产生零陷达到抑制非期望用户的目的。因而就功能而言,
智能天线已经从传统天线单纯的定向、高效地传输能量和信息的传感器型部件转变为集能量和信息的传递,干扰抑制,空间滤波,目标的识别、定位和跟踪等多种功能于一体的综合子系统。
-Information and communication with each passing day, the prospect of unlimited wireless technology. Over the past decade, wireless communication has been the rapid development, accompanied by a sharp increase in mobile communications and personal wireless communication number of users, traffic and data rates continue to increase, the communication system resource utilization requirements are correspondingly more demanding. However, after decades of fully tap the potential of frequency, time and coding technology almost to the extreme, to further enhance the space it has been subject to greater restrictions, the development of space resources become the focus of industry attention, smart antennas and other multi-antenna antenna technology emerged to become one of the key technologies of various types of new communication systems. Smart antenna technology to extend the radar and adaptive antennas used in wireless communications, intelligent array antenna current by adjusting amplitude an Platform: |
Size: 43008 |
Author:asde |
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Description: 基于MATLAB的mimo系统正交频分多址ofdm，空时编码stbc代码,用于mimo系统仿真-Based on MATLAB mimo system orthogonal frequency-division multiple access ofdm, space-time coding stbc codes for mimo system simulation Platform: |
Size: 3072 |
Author:马金双 |
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Description: This course provides advanced knowledge of wideband wireless communication
techniques. It include the areas of diversity: Time diversity, Space diversity, Frequency
TELE9753 Advanced Wireless Communications 2
diversity; Wideband CDMA systems, Wideband OFDM systems, antenna arrays, MIMO
channel modeling in the angular domain and statistical models, smart antennas
techniques, multiple-input/multiple-output communications systems, spatial multiplexing,
space-time processing and coding; and multiuser detection and receiver designs, multiple
access and interference management, opportunistic communication, multiuser
water filling. Platform: |
Size: 92160 |
Author:Khan17
|
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Search - space time frequency coding