CDMA (Code Division Multiple Access)是什么意思

网络释义

用法例句

This paper has designed a new watermarking scheme for video using the CDMA(Code Division Multiple Access) technique in communication field.

应用通信领域的码分多址技术对视频水印方案进行一次探讨,将待嵌入的水印信息使用循环码编码以后,使用码分多址技术对视频每一帧中Blue分量进行水印嵌入操作。

Performance analysis of multiuser detection algorithm in code division multiple access system;

码分多址系统中多用户检测算法的性能分析

Research on Multi-carrier Code Division Multiple Access Wireless Communication Technologies;

无线通信中多载波码分多址技术研究

A joint power control algorithm based on current link information was proposed to address the shortcoming of the conventional power control algorithms for CDMA (code division multiple access) TDD (time division duplex) system.

针对常规的码分多址CDMA (CodeDivisionMultipleAccess)时分双工TDD (TimeDivisionDuplex)系统功率控制算法存在的缺陷,提出了一种基于通信链路当前状态信息的联合功率控制算法。

Erlang Capacity of Reverse Link in Multiple Rates CDMA Systems;

多速率码分多址系统中反向链路的爱尔兰容量

Multi-target Tracking and Telemery System Based on CDMA Techniques;

基于码分多址技术的多目标综合测量系统

Study of CDMA Transmission Technology of Measured Data CDMA in Work Field;

生产现场测控信息码分多址传输技术研究

In view of the exponential computation complexity of the optimal multi-user detection in Code Division Multiple Access(CDMA) systems and the practical characteristic of CDMA communication,a sub-optimal multi-user detector based on the modified evolution strategy is proposed.

针对码分多址接入(CDMA)系统中最优多用户检测的指数计算复杂度问题,结合CDMA通信的实际特点,提出了一种基于改进的进化规划多用户检测方法,该方法是通过增加种群的多样性来改善进化规划易于出现早熟收敛的缺点。

This paper deals with a method of realizing multiple munition telemetry with a hybridization of frequency division multiple access(FDMA)and code division multiple access(CDMA)techniques Application system based on the design is carried out Test results are given in some detail The development of CDMA/FDMA techniques gives a novel approach in multiple munition telemetr

本文论述了用频分多址和码分多址复合体制来实现多子弹多引信遥测技术的方法 ,并在此方法的基础上进行了工程实现 ,最后给出了系统的测试结果。

A beamforming algorithm suitable for mitigation of multi access interference in code division multiple access (CDMA) system is presented.

提出了一种适用于码分多址的波束形成方法 ,并从理论上证明了该方法在干扰数趋于无穷大时 ,可获得最小方差意义下的最优解 。

frequency hopping code division multiple access demodulator

跳频码分多址解调器

Performance analysis of an improved SDMA technique based on CDMA

一种基于码分多址的改进性空分多址性能分析

The Optical CDMA System with Encoder/Decoder Based on Fiber Bragg Gratings;

基于FBG编解码器的光码分多址系统

The Bit Error Performance Analysis of Two Dimension Optical Code-division Multiple Access Systems;

二维光码分多址系统误码率影响研究

CDMA( Code Division Multiple Access)

码分多址(一种扩频多址数字式通信技术)

Adaptive Anti-interference Algorithm for CDMA Systems

码分多址系统自适应多址干扰抑制算法

A Studey on Mitigation of Multiple Access Interference in Optical Code Division Multiple Access Communication Systems;

光码分多址系统中多址干扰消除的研究

Call Admission Control in Multimedia CDMA System

多媒体码分多址系统的呼叫接纳控制

Research on Multi-carrier Code Division Multiple Access Wireless Communication Technologies;

无线通信中多载波码分多址技术研究

Research on Several Techniques of Optical Code Division Multiple Access (OCDMA) Systems;

光码分多址（OCDMA）系统部分关键技术研究

Key techniques for implementation of optical CDMA and its development prospects

光码分多址系统关键技术与发展前景

Research of Optical Code Division Multiple Access Network Based on Ring Topology;

基于环形拓扑的光码分多址网络研究

The Third Generation Mobile Communication System and Wideband Code Division Multiple Access;

第三代移动通信系统和宽带码分多址

Research on Enhancing Capacity Methods of Optical Code Division Multiple Access (OCDMA)

光码分多址（OCDMA）系统扩容方法研究

A Study on Application of FFT to CDMA Communication

FFT在码分多址通信中的应用研究

MMSE Algorithm of Multiuser Detection in CDMA System

码分多址(CDMA)系统MMSE-MUD算法研究

Two-dimensional Optical CDMA Networks and the Design of Encoder/Decoder

二维光码分多址系统及其编/解码器设计

Study of Optical CDMA Technology Based on Bipolar Chirped Coding;

基于双极性啁啾编码的光码分多址技术研究