软切换

全IP无线网络下软切换的研究

A Research on Soft Handoff in All-IP Wireless Networks

然后给出了一种基于CellularIP半软切换机制的改进方案。

Then it presents an enhanced handoff scheme based on Cellular IP semi - soft handoff .

基于模糊PID软切换的列车自动驾驶系统控制算法及仿真研究

Control Algorithm and Its Simulation for Automatic Train Operation System Based on Fuzzy-PID Soft-Switch

移相控制软切换PWM开关电源设计

Design of Phase-Shifting Control Soft-Switching PWM Switching Power Supply

采用一个软切换开关的PWM逆变器

A PWM Inverter with Single Switch of Soft Switching

软切换对CDMA无线子系统的影响及控制

The Influence and Control of Soft Handoff in the CDMA

CDMA系统软切换预测分析

Forecast Analysis of Soft Hand - over for CDMA System

CDMA蜂窝移动通信软切换区的划分

Soft Handoff Region Division in CDMA Cellular Mobile Communication

基于混合动态系统的CDMA软切换建模与控制

Hybrid-Dynamic-System-based Modeling and Controlling of CDMA Soft Handoff

模糊理论在CDMA软切换中的应用

Application of Fuzzy Theory to CDMA Soft Hand-off

CDMA移动通信系统中多业务软切换的研究

Soft Handoff in Multiservice CDMA Mobile Communication Systems

该文首先介绍了CellularIP的三种切换方案，尤其详细介绍了半软切换。

First this paper introduces three handoff schemes in Cellular IP , of which we describe semi-soft handoff in details .

一种新的CDMA软切换算法及其对软切换性能的改善

A novel soft handoff algorithm and its improvement on the performance of CDMA soft handoffs

文中指出，CDMA系统的一个重要的特点是软切换。

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

WCDMA软切换算法及参数优化研究

Research on Soft Handover Algorithm and Parameter Optimization in WCDMA

一种基于移动速度和移动方向的CDMA软切换接入策略

An Access Strategy of CDMA Soft Handoff Based on Move Speed and Move Direction of Mobile Station

WCDMA下行链路软切换增益分析

An analysis of soft handover gain in WCDMA downlink

WCDMA软切换中的下行功率控制方案

Downlink Power Control Schemes in Soft Handoff of WCDMA

中兴通讯WCDMA系统高性能的软切换技术

High-performance Soft Handoff Technology in ZTE 's WCDMA System

如何在跨网条件下实现通信中信道软切换（SoftHandOver）是本课题探索的目标。

How to achieve inter-network communication channel soft handoff ( Soft HandOver ) is the objective of exploring the topic .

软切换对WCDMA下行链路容量的影响

Impact of Soft Handover on WCDMA Downlink Capacity

在全IP无线网络中，实现软切换的两个关键性问题就是数据分组和数据内容融合。

In All-IP wireless networks , two key problems need to be solved in order to realize soft handoff are dada distribution and data content merging .

应用HSDPA的WCDMA系统性能研究以及新型软切换算法研究

Research on HSDPA Technology in WCDMA System and Novel Soft Handover Algorithm

UMTS系统软切换中下行功率分配问题研究

On the Power Allocation for the Downlink Soft Handover of UMTS

在CDMA系统中，作为无缝通信的一项至关重要的技术，软切换技术得到了越来越多的关注。

As one of the crucial technologies for seamless communication in CDMA system , soft handover has been absorbed more and more investigations .

软切换是宽带CDMA系统的关键技术之一，也是无线资源管理与优化的重点。

As one of the key technology of wideband CDMA system , soft handover is the keystone of the wireless resource management and optimization .

在WCDMA系统所采用的软切换控制算法中，有效集添加门限，有效集删除门限和有效集替换门限这三个门限参数对整个软切换的控制起到了至关重要的作用。

In the soft handoff control policy adopted by WCDMA system , T_ADD , T_DROP and T_REPLACE take very role .

WCDMA的切换可以分为软切换（包括更软切换）、硬切换、前向切换以及系统间切换。

WCDMA handoffs include soft handoff ( softer handoff involved ), hard handoff , forward handoff and handoff between systems .

主要介绍电气设备中可编程逻辑控制器（PLC）、变频器、触摸屏、RS-485模块及个人电脑之间实现异步通信的软切换。

The soft switching of asynchronous communication among PLC ( Programmable Logic Con-troller ), transducer , touch screen , RS-485 module and PC is introduced .

由于联合检测，智能天线和精确的终端同步，TD-SCDMA没有必要依靠软切换。

Thanks to joint detection , smart antennas and an accurate terminal synchronization TD-SCDMA does not need to rely on soft handover .