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随着蜂窝移动通信市场的巨大发展，下一代通信将是移动多媒体通信。这种情况产生了一个问题，如何对语音信源以外的多媒体信源进行功率控制。在探讨这个问题上，我们引入微观经济学中的数学模型和概念以及博弈论理论。在本文中，电话的通话质量被称为“效度”，对于一个CDMA电话通信的分布式功率控制被看作是一个‘非协作的博弈’。-CDMA mobile communication system is a technology which will be used in the next-generation com
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一个cdma2000的系统仿真器，附英文手册-The cdma2000-UV Simulator estimates the performance of data transmissions at the physical layer
of the mobile communications technology cdma2000 1X. These wireless data transmissions enable
the communication between mobile
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his m-file finds the bit error rate performance of BPSK DS-SS system over (i) AWGN channel and (ii) Slow Rayleigh fading channel corrupted by AWGN. Compare the performance with simple BPSK system.
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This the simulink file that demonstrates the fundametal principle of operation behind asynchronous CDMA systems using Welsh codes. The system performance can be evaluated by changing the processing gain at the transmitter and by increasing or decreas
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to calculate and get the performance of BER of Synchronous MC-CDMA system-to calculate and get the performance of BER of Synchronous MC-CDMA system...
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a brief introduction to the concept and application of smart antennas for
Code Division Multiple Access (CDMA) systems is presented. Following some introductory
remarks in Section 1.1, the basic definition and classification of smart antennas is
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it is a code in MATLAB for calculation of bit error ratio vs signal to noise ratio , for multiuser code division multiple access .. usually in any communication system calculation of BER is very important to know the performance of system .. so in th
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DS-CDMA通信系统仿真程序——包括扩频码的产生，发射机、接收机及性能分析等-DS-CDMA Communication System Simulation Program- including the spread spectrum code generation, transmitter, receiver and performance analysis
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MC-CDMA系统性能仿真，高斯信道，两路多径干扰，其中还有码同步问题。配有详尽的解释-MC-CDMA system performance simulation, Gaussian channel, two-way multi-path interference, which are code synchronization. With a detailed explanation
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communication system is expected to increase the service, the quality improvement and also the capacity, using spread spectrum communication system is one of the method to fulfill that demand. This quality and capacity factor will depend on the numb
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This program is used to analyze the effects of the spreading factor on the performance of MC-CDMA system.
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This program used to show the Performance of MC-CDMA and OFDM system in AWGN and fading channels with specified parameters given in the code .-This program used to show the Performance of MC-CDMA and OFDM system in AWGN and fading channels with spec
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两种算法（LMS和RLS）实现CDMA系统盲多用户检测的仿真。结论验证了在加性高斯白招生信道下、同步DS-CDMA系统中接收机应用这两种盲多用户检测算法抑制多址干扰（MAI: multiple access interference）和码间串扰（ISI: inter symbol interference）的能力,仿真实验与理论推导相吻合。实验与理论都表明,RLS性能好于LMS，而LMS计算量明显小于RLS。-This paper discusses two algorithms (LMS an
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BER of CDMA system with different combining techniques applied at receiver end to enhance the performance.
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该文件给出了CDMA系统的仿真程序，对通信系统的各方面性能给出评估-The document gives the CDMA system simulation program, all aspects of the communication system performance evaluation is given
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基于em算法在CDMA通信系统中的应用，分析了em算法在该系统中的性能-Em algorithm based on CDMA communication system, analyzes the em algorithm in the performance of the system
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毕业设计的基于8QAM+zcz序列的准同步CDMA通信系统仿真- This article will be given below 8QAM+ ZCZ sequence sets up method and analysis, will further introduce the relevant definitions zero correlation sequence and some properties and characteristics, including non-cycle
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本课题主要是对DS-CDMA系统理论的研究和基于MATLAB的仿真设计，包括：
1、首先对CDMA系统原理进行了研究，了解了系统的工作过程，为系统的设计奠定基础；
2、对CDMA的关键技术及性能特点进行详细的分析和讨论；
3、在上述研究工作的基础上，提出DS-CDMA的总体设计方案，包括从信源到信宿的各模块设计，并详细地分析了整个系统的工作原理。
4、运用MATLAB动态SIMULINK模块进行仿真设计，通过仿真结果来验证和分析DS-CDMA系统中各模块的性能。-The main
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编写了MATLAB程序生产和扩频码进行仿真，仿真程序从发送方完成通道的接收端，得出在不同的扩频码，在不同的信噪比即误码率的图形比较直接序列扩频通信系统原理，改善系统性能的度-Written MATLAB program to produce and direct sequence spread spectrum communication system principle of spreading codes for simulation, emulation program to comple
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Code division multiple access (CDMA) is a channel access method used by various radio communication technologies. CDMA is an example of multiple access, which is where several transmitters can send information simultaneously over a single communicati
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