CDMA造句

1、Study of CDMA Transmission Technology of Measured Data CDMA in Work Field

2、The system compose of power meter, micro- control unite, CDMA module, CDMA networks and computer etc.

3、This article analyzed the actual cost of the CDMA terminal, discussed the problem of CDMA terminal management, put forward the measure of decreasing the CDMA terminal cost.

4、This paper considers blind interference suppression for a space-time block coded MultiCarrier CDMA (MC-CDMA) system.

5、CDMA( Code Division Multiple Access)

6、The Research on CDMA s Power Control System and the Circuit of Power Control of CDMA Mobile Phone;

7、The estimation scheme for DS-CDMA systems includes a computationally efficient and easily implemented pilot filter on CDMA forward channel.

8、Analysis and Optimization of CDMA Network Handover;

9、Quzhou Unicom CDMA Expansion Project Preliminary Study

10、Research on Digital Watermarking Using CDMA;

11、Architecture Evolution from CDMA to EPS

12、Simulation of Satellite Formation Networking Based on CDMA

13、Moreover, FDE has been adopted as a key technique for both DS-CDMA and multi-carrier (MC -) CDMA to overcome the channel frequency-selectivity.

14、An adaptive bit and power allocation algorithm for MC-CDMA system is proposed in this paper based on the study of MC-CDMA system and adaptive allocation technology.

15、Performance Comparison of MIMO Multi-carrier CDMA Systems;

16、这种方法能满足近似同步cdMA (AS - CDMA)系统对大用户量的需求。

17、A Multiplexer IF Digital DS-CDMA Air-Ground Communication System

18、Analysis of Demand on CDMA and Research on Development Strategy;

19、Shaanxi China Telecom Company CDMA Marketing Channels Research

20、This paper discusses four aspects of the iterative detection of the MC-CDMA system, including equalization, feedback, channel estimation and the density evolution analysis of the MC-CDMA system.

21、This thesis points out that soft switch is an important characteristic of CDMA system.

22、The numerical results of simulation show that the ability of MC-CDMA for wireless broadband data transmission is much better than CDMA, therefore it has a better perspective for business application.

23、This paper summarizes Radio Resource Management (RRM) in CDMA cellular networks.

24、根据这种方案开发的基于CDMA网络的无线传真接入终端在中兴通讯股份公司的CDMA试验网和CDMA商用网络上测试取得了成功。

25、The invention reduces cost for maintaining CDMA small exchange, raises efficiency and possesses better expandability.

26、The numerical results of simulation show that the ability of MC-CDMA for wireless broadband data transmission is much better than CDMA, therefore having good perspective for business application.

27、In this paper, a novel multipath diversity scheme used in TDD CDMA systems is proposed.

28、数值分析结果表明：多载波cdma在无线宽带数据传输中*能大大优于CDMA，具有良好的应用前景。

29、Finally, an adaptive subchannel and power allocation scheme for MC-CDMA system is proposed.

30、A joint direction of arrival (DOA) estimation and phase calibration for synchronous CDMA system with decorrelator are presented.

31、文中指出，CDMA系统的一个重要的特点是软切换。

32、In this paper, a Direction of Arrival (DOA) estimation algorithm is proposed for uplink MC-CDMA system with antenna array.

33、The numerical results show that the theoretical BER performance of wideband CDMA system can be improved effectively by this scheme.

34、功率控制是CDMA蜂窝通信系统的关键技术。

35、对基于窄带码分多址（N-CDMA）方式的信息站系统与宽带多载波码分多址（WM-CDMA）系统的频谱叠加以及两个频谱重叠系统前向链路的容量进行了分析。

36、多载波CDMA系统结合了正交频分复用（OFDM）技术和CDMA技术的优点，自1993年提出以来就受到了广泛的重视。

37、CDMA概念可以简单地解释为基于扩频通信的调制和多址接入方案。

38、它结合了OFDM和CDMA的优点，在高速数据传输时，其抗符号间干扰的*能明显优于传统的单载波cdma系统。

39、文章追踪了CDMA系统编码领域的最新动态，并在最后给出了正交全补码的CDMA系统的多径信号接收技术。

40、该文考虑空时分组码多载波码分多址（MC-CDMA）系统的盲干扰抑制。

41、The system performance is evaluated in the presence of partial band interference, it is compared with that of a single-carrier DS CDMA system.

42、CDMA通信系统需要解决的一个重要问题就是信号覆盖问题。

43、The results indicate that the atmospheric scintillation is an important factor for the bit error rate of two dimensional wireless optical CDMA systems.

44、3月16日，苹果将在韩国发布CDMA版iPhone，该国近四分之三的手机都是CD MA手机。

45、扩频技术在码分多址通信中的应用产生了DS/CDMA数字蜂窝移动通信系统。

46、提出了一种面向直接序列扩频（DS-CDMA）通信系统的基于导频信号的自适应信道估计方法。

47、这篇论文的研究的是CDMA系统中的多用户接收的问题，包括单天线系统和多天线系统。

48、基于适于CDMA的匹配滤波波束形成准则，提出使用幂法计算权矢量的波束形成的新方法。

49、文章通过对*联通现行CDMA终端财务成本的分析，探讨了其在终端运营上存在的问题，提出了降低终端成本负担的措施。

50、*结果表明，该策略与传统方式相比能够更灵活有效的配置无线多媒体DS CDMA系统中的无线资源，其*能提高是显著的。

51、在未来的CDMA蜂窝系统中，绝大部分业务是从基站流向移动台。因此，一个有效的资源分*案对于前向链路是非常必要的。

52、CDMA系统的小区系统容量是有限的，一个新到达的用户能否被接纳，包括通过怎样的方式来接纳等一系列决策问题构成了接纳控制的核心问题。

53、针对MC - CDMA系统的上行链路存在的峰均功率比问题，提出了一种降低峰均功率比的新的系统解决方案。

54、介绍了球译码算法的工作原理，给出了算法流程；研究结果表明AWGN信道下LAS-CDMA系统使用16QAM调制时，球译码算法差错率趋近于使用基于ML算法的理论差错概率。

55、本论文所设计实现的CDMA站故障诊断系统，在深入研究了中兴通讯CDMAIP系列化基站的硬件故障体系上，用软件给基站设备维护人员提供了一套完善的故障诊断手段。