多址干扰是影响码分多址系统性能的关键问题。
Multi-access interference is the key problem which restricts the performance of CDMA (code division multiple access) system.
时分同步码分多址。
光码分多址（OCDMA）技术主要应用在接入网中。
The technology of OCDMA has many advantages in access network.
介绍了对宽带光频谱进行编码的非相干光码分多址技术。
This paper introduces some schemes for optical CDMA systems employing coding spectrum of noncoherent broadband light.
多用户检测技术是码分多址系统中解决多址干扰的关键技术。
The multi-user detection is a key technique to solve the problem of MAI existing in DS-CDMA system.
MUOS利用第三代宽带码分多址蜂窝电话技术实现地面部分。
MUOS leverages third generation (3G) Wideband Code Division Multiple Access (WCDMA) cellular phone technology in the implementation of the ground segment.
准入控制是码分多址蜂窝网络中服务质量保证的一个关键技术。
Admission control is one of the key policies to guarantee Quality of Service in cellular CDMA networks.
实验验证了线性组合码多速率光码分多址接入系统方案的可行性。
The feasibility of multi-bit rate optical code division multiple access system is experimentally demonstrated.
研究了码分多址（CDMA）系统中下行联合功率速率分配问题。
The joint power and data rate allocation in code division multiple access(CDMA) systems was studied.
介绍了码分多址CD MA系统中码片级线性最小均方误差均衡器。
The chip level linear minimum mean square error (LMMSE) equalizer in CDMA systems is introduced.
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。
This paper considers blind interference suppression for a space-time block coded MultiCarrier CDMA (MC-CDMA) system.
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。
The DS/CDMA digital mobile communication system is based on Spread-spectrum technique and CDMA technique.
着重分析了在码分多址（CDMA）数字蜂窝移动通信系统中的三种用户检测技术。
This paper mainly analyzes three user detection approaches in digital cellular mobile communication systems based on CDMA.
直接序列码分多址（DS/CDMA）是一种受关注的水下声通信网多址接入方案。
Direct sequence code division multiple access (DS/CDMA) as a technique for underwater acoustic networks is attracting attention from researchers.
文章应用码分多址的思想，提出一种具有自动波束选择的室内漫射红外通信系统方案。
Using the idea of CDMA, an automatic beam selection scheme for indoor diffuse wireless infrared communication systems is presented.
直接序列码分多址分组多用户检测中，干扰用户包括小区分组外用户及相邻小区用户。
For group multiuser detection of DS-CDMA, the whole interferers were composed of the users in local cell and those in neighbor cells.
文中估计了存在部份带宽干扰下系统的性能，并与单载波直扩码分多址系统进行了比较。
The system performance is evaluated in the presence of partial band interference, it is compared with that of a single-carrier DS CDMA system.
从降低开销的角度出发，提出了一种自适应的码分多址(CDMA)系统拥塞控制算法。
An adaptive congestion control algorithm in code division multiple access (CDMA) systems from the aspect of reducing cost is proposed.
本文主要研究了WCDMA(宽带码分多址)系统中频偏和最大多普勒频偏的估计方法。
The ways of estimating the frequency offset and Doppler spread width in WCDMA system are studied in this paper.
相位编码扩谱光码分多址（OCDMA）通信系统是近年来OCDMA研究的热点之一。
Phase encode spreading optical code division multiplex access (OCDMA) communication system is one of the research focuses in recent years.
研究了直接扩频码分多址(DS - CDMA)干扰受限系统的功率分配的可行性问题。
The feasibility criterion of power control in interference-limited direct sequence code division multiple access (DS-CDMA) systems is investigated.
针对码分多址(CDMA)系统提出了一种基于无约束最优化的近最大似然多用户检测算法。
A near maximum-likelihood (ML) multiuser detection algorithm based on unconstrained optimization approach is proposed for code-division multiple access (CDMA) systems.
为了增加异步码分多址通信系统的可用码组，研究了在该系统中使用混沌扩频序列的可能性。
In order to expand the group of ades on communication system with asynchronous code division multiaddress (CDMA), the possibility of using chaotic spreading sequences was researched.
最后，采取了同步码分多址技术和非线性自适应滤波技术来抑制冲击干扰和窄带连续波干扰。
Finally, the S-CDMA and the adaptive nonlinear filter techniques are used to restrain the impulse interference and the narrow-band continuous wave interference.
每个MUOS卫星配备了两个有效载荷——宽频码分多址(WCDMA)有效载荷和传统UHF有效载荷。
Each MUOS satellite features two payloads — a wideband code division multiple access (WCDMA) payload and a legacy UHF payload.
码分多址系统中的多用户信号检测，能有效地减少多址干扰、增加系统的容量、改善远近效应。
Multiuser detection can efficiently reduce Multi-access Interference in CDMA system. At the same time, it can increase system capability and improve near-far effect.
所有这些参量对于在扩展频谱码分多址通信系统中，指导特征序列的选取有着极为重要的意义。
All of those are important for choice signature sequences in the spectrum code-division multiple-access communication systems.
提出了码分多址(CDMA)系统中一种基于克莱姆·施密特正交化法则的多址干扰抑制算法。
A multiple access interference (MAI) cancellation algorithm employing Gram-Schmidt algorithm for code division multiple access (CDMA) systems is presented.
提出了码分多址(CDMA)系统中一种基于克莱姆·施密特正交化法则的多址干扰抑制算法。
A multiple access interference (MAI) cancellation algorithm employing Gram-Schmidt algorithm for code division multiple access (CDMA) systems is presented.
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