physical channel

TD-SCDMA Process Gain of Diversified Services and Physical Channel Mapping

TD-SCDMA各种业务处理增益及物理信道映射

The Realization of Downlink Dedicated Physical Channel of WCDMA with FPGA

WCDMA下行专用物理信道的FPGA实现

Note that time switched transmission is not applied to the random acceSS uplink physical channel .

注意到时间开关传输不能应用于随机接入上行物理信道。

Physical Channel Technology about WCDMA

WCDMA物理信道技术

Performance of the RAKE Receiver for WCDMA Downlink Physical Channel

WCDMA下行信道RAKE接收机的性能分析

Thus application of LA technique is restricted by these disadvantages , especially when reliable physical channel information are required .

这些缺点严重制约着链路自适应技术的应用，尤其是可靠物理信道信息的获得而带来的高实现复杂度更令人望而却步。

First , we introduce the physical channel 's transmit format , demodulation and downlink synchronization procedures .

首先剖析了承载系统消息的物理信道的传输格式、解调和下行同步过程；

SS7 uses out-of-band signaling where signaling messages are carried on a separate physical channel .

SS7则使用带外信令，即在另外的一个物理信道上传送信令消息。

Rational scheduling algorithm is the key to ensure AOS transfer many different types of data in the same physical channel efficiently and orderly .

合理的调度算法是保证AOS能够高效、有序的在同一物理信道上传输多种不同类型数据的关键。

The traits of the adoption of language code to the channel can be proved by analyzing the structure of language transferring physical channel .

语码对信道的适应这一特点，可以通过解析语言传播物理信道的结构得到探究。

Multiple network transmissions overlapping in the physical channel , resulting in garbled data and necessitating retransmission .

多个网络传输重迭发生在同一物理信道上，它导致数据被破坏，因而必须重传。

Physical Channel In FDD mode , a physical channel is defined by code , frequency and , in the uplink , relative phase .

在FDD模式中，一个物理信道是由码，频率和上行链路上的相关相位来定义的。

Then the paper introduces the LTE downlink physical channel , the basic principles of OFDM system , and the application of OFDM technology in LTE .

然后介绍了LTE下行物理信道，OFDM系统的基本原理，及OFDM技术在LTE中的应用。

The algorithm allocates the resource taking into account both the physical channel state information and parameters of other layers reflecting the system fairness and QoS requirements .

本算法在资源分配的同时考虑用户物理信道状态信息以及反映公平性和QoS需求的其他层参数。

A RAKE receiver for WCDMA downlink physical channel with the channel estmation by the CPICH is presented .

本文针对WCDMA这一最新改变，给出了利用公共导频信道进行信道估计，实现相干RAKE接收的模型算法、性能分析及仿真结果。

It is shown that a frequency hop in the physical channel model corresponds to phase hops in the simulation model , while maintaining all other parameters unchanged .

该仿真模型能在保持其它参数不变的条件下，通过仿真模型相位的跳变来模拟物理信道频率的跳变。

In this paper , we introduce the basic formations of the physical channel first of all . And make a discrete-time model and expression with matrix according to the character of TD-SCDMA system .

本文首先介绍TD-SCDMA系统的物理信道的基本格式，同时结合TD-SCDMA系统的特点建立了系统的离散传输模型及其矩阵表示。

The results are obtained for channels described by the conditional probability that the constitute turbo convolutional codes are linear . Furthermore , the assumptions about the physical channel hold .

仿真结果是由用条件概率描述的信道得到的。由于卷积turbo信道的构成是线性的，而且物理信道也有同样的假定。

According to the feedback position and precision of feedback signal , three approaches of decision feedback equalizer are presented . They are Frequency domain Direct Feedback , Physical channel Data Feedback and Terminal Error Data Feedback .

并根据反馈位置的不同和反馈信号精度的不同，采用三种判决反馈的均衡方案：频域直接反馈、物理信道反馈、最终有误数据反馈。

This is the minimal requirement of buffers among all routing algorithms for torus networks . Two virtual channels per physical channel has in fact reached the minimum of buffer requirement in torus networks .

这是所有torus网络的路由算法中对缓存资源需求最少的，并且已经达到了缓存需求的事实上的最小极限。

Applying the Chen-Mobius inverse transform function set of some often-used digital waveforms as the coding waveforms of each bit digital signal , they were then added directly together and transmitted on a physical channel .

把各种常用数字波形的Chen-Mobius逆变换函数族作为各位数字信号的编码波形，直接将它们叠加在一个信道上进行传输。

The data packet based method is used to fix the physical channel error and the data packet group based method is mainly adopted in the scene that TDM is carried on carrier Ethernet network and it handles the influence of network congestion .

面向数据包的前向纠错方法主要应对物理信道对数据传送的影响，面向数据包组的前向纠错方法主要是应用于电信级以太网传送TDM业务的场合，为应对网络拥塞的影响。

The main content include : Firstly , the frame structure of physical channel concerned with channel estimation in WCDMA system is presented . The transmitter model , channel model and detailed receiver structure are also described . These are fundamentals of the channel estimation .

主要内容包括：首先，本论文描述了WCDMA通信系统的与信道估计紧密关的物理层帧结构，给出了系统的发射信号模型、信道模型和接收机的详细结构，这是掌握信道估计的基础。

First , the background of HSDPA is illustrated , and compared with 3GPP Release 99 , the technology traits and the change it brings are discussed , such as the new transmit channel and physical channel , as well as the change of the frame .

首先介绍了HSDPA的研究背景，通过与3GPPRelease99相比，明确分析了HSDPA带来的一系列变化，如引入的新的物理信道和传输信道，帧的格式变化等。

This protocol , whereby the physical channel delay is divided into several virtual subchannels over each cf which a simple " Stop-and-Wait " protocol is operated , has thoroughly overcome the serious degradation of system efficiency in the large round - trip delay and high bit-error rate situations .

该规程通过把物理信道延迟分割成若干虚拟子信道，并在各子信道上分别执行简单的发送-等待规程，从而克服了卫星信道的大往返迟延、较高误码率特性对系统效率的严重影响。

Statistical Characteristics of 3-D Physical MIMO Channel Model

三维MIMO信道物理模型的统计特征

Research , Development and Application of Multiple Physical Network Channel Aggregation for Data Transmission on Wireless Terminals

多物理链路数据聚合传输技术在无线终端的研究、开发与应用

AIX V7.1 also includes support for exporting a virtual or physical fibre channel adapter to a WPAR .

AIXV7.1支持向WPAR导出虚拟光纤通道适配器。

After completion of the simulation testing of each individual module data , these modules are linked into a complete simulation model of physical traffic channel .

在完成每个独立模块数据仿真测试之后，将这些模块链接成一个完整的物理业务信道仿真模型。

And the inherent feature of sparsity in physical wireless channel makes it possible to apply compressed sensing ( CS ) theory on the estimation of sparse multipath .

而无线多径信道固有的稀疏性，使得将压缩感知理论应用于多径信道估计成为可能。