此多路复用信道内的控制信道是每帧中的所谓的BAS位置。
The control channel within this multiplex is the so-called BAS position in each frame.
本文研究了自适应正交多载波频分复用（AOFDM）中根据估计出的信道特性选择调制方式的问题。
The problem of how to choose the constellation size based on the estimated channel qualities in AOFDM systems is addressed in this paper.
提出了一种新的无线信道下基于循环前缀的正交频分复用系统符号定时同步算法。
A symbol timing algorithm for orthogonal frequency division multiplexing (OFDM) systems with the cyclic prefix under wireless channels is proposed.
拖到绘图页后，可以添加8信道多路复用器或信号分离器。
Drag onto the page to add a 8 - channel multiplexer or demultiplexer.
本文在3gpp物理层协议的基础上，首先对第三代移动通信WCDMA系统中独特的信道编码复用方案进行了深入的分析和研究。
In this paper, an in-depth analysis on the channel coding and multiplexing of WCDMA is presented on the base of 3gpp physical protocol firstly.
设计中采用了DSP、低比特率语音压缩编解码、信道复用、快闪存储、串口和调制解调器通信等技术。
In this design many technologies such as DSP, low bit-rate speech compression, channel multiplexing, Flash Memory and communication with modem through se rial port are used.
本文的工作集中在TD-SCDMA空中接口物理层基带信号处理的核心技术：信道的编码和复用。
Work of this paper focus on the core technology , namely Channel Coding and Multiplexing of baseband signal process of radio interface physical layer in TD-SCDMA.
在蜂窝通信系统中，为了减小由于频率复用造成的共信道干扰，必须对用户的发送功率进行控制。
In cellular systems, transmitter power must be controlled in order to reduce the co-channel interference caused by frequency reuse.
我们提出了一种单输入单输出(SISO)正交频分复用时变信道估计方法。
We advance a novel method for the Single-Input-Single-Output (SISO) time-varying channel estimated of orthogonal frequency-division multiplexing (OFDM) systems.
该文提出了一种新的信道估计算法，用于无线移动信道下的正交频分复用系统。
This paper proposes a novel channel estimation method for wireless Orthogonal Frequency Division Multiplexing systems.
针对MIMO空分复用系统中利用信道状态信息自适应选择最佳预编码方案能有效提高系统性能，提出了一种基于有限比特反馈的预编码联合优化算法。
In MIMO spatial multiplexing system, channel state information(CSI) is very useful for adaptive selection of the optimal precoding schemes which can enhance system performance effectively.
在给出量子分发信道时分复用方案和量子交换机方案的基础上，提出了量子时分多用户通信方案及通信协议。
Based on the quantum channel time division multiplexing scheme and the quantum switch scheme, a quantum time division multiuser communication scheme and communication protocol are proposed.
本文首先介绍了多输入多输出技术和多载波复用技术，讨论了无线信道的特点。
In the paper, firstly the multiple-input-multiple-output technology and the multiple carriers multiplexing technology are discussed. Also the characters of wireless channels are introduced.
设计和实现了多路时分复用转置型FIR滤波器作为信道整形滤波器，充分利用了FPGA的并行处理能力，提高了资源利用率。
The channel shape filter is implemented by a programmable TDD inverse FIR filter, which makes good use of FPGA resource and display the FPGA parallel ability.
差错控制可以在信源编码和信道编码的各个环节进行，如：预测、变换、量化、可变长编码、比特流结构、复用以及解码等。
Error control can be done in any step such as prediction, transform, quantization, VLC, bitstream syntax structure, channel coding, decoding and etc.
最后依照各传输信道的编码复用方案，设计各个信道的开发流程。
At last, according to the channel coding and multiplexing of every transport channel, the flow scheme is designed.
提出一种新的信道复用技术——素数复用技术，并建立了以素数复用原理为基础的通信系统。
Finds a new method of channel multiplexing, which is named as prime-number division multiple, and uses its principles on telecommunication system.
基于双衰信道的频域响应，提出了一类双衰信道下多天线正交频分复用（MIMO-OFDM）系统的最优化频域导频设计方案。
The model of the MIMO-OFDM system in doubly-selective channels is derived and a lower bound of mean squared error(MSE) of the channel estimator using frequency domain pilot is presented.
逻辑信道到传输信道的映射关系取决于RRC层配置的复用关系。
The mapping of logical channels on transport channels depends on the multiplexing that is configured by RRC.
CCSDS采用多路复用机制实现多用户动态分享信道。
CCSDS adopts two levels multiplexing mechanism to realize multi-user dynamically common channel.
目前，一种普遍的解决方法是将空时码与正交频分复用（OFDM）相结合，但需要假定信道变化缓慢，从而有足够的时间通过发送训练序列来进行信道估计。
Now, a general solution is that combining STC with OFDM, but it is supposed that the channel changes slowly, so there is enough time to transmit the training sequence for channel estimation.
文章在分析地面传输信道特性的基础上，介绍了地面广播数字电视的DVB - T标准，探讨了其核心的正交编码频分多路复用COFDM技术、前端发射设备的系统结构及其优缺点。
Base on the analysis of terrestrial transfer channel, the paper introduces the DVB-T standard, and discuss the core COFDM technology as well as front-end transmit system structure.
针对需要交换多种类型信息的要求，设计了传输协议，实现在通讯信道中的多种信息分时复用传输。
A transmission protocol is designed against the requirement of exchanging more types information, the time division multiplex transmission in communication channel is realized too.
正交频分复用(OFDM)是一种新型调制技术，特别适合在多径传播的无线移动信道中高速传输数据。
OFDM (Orthogonal Frequency Division Multiplexing) is a new modulation technology, it is suitable to high-data-rate transmission in the wireless transfer channel with multi-path transmission.
正交频分复用调制（OFDM）是一种信道利用率很高的调制方式，具有良好的抗衰落能力，可实现并行传送。
OFDM is a modulation method which was often used in the channels. It has better capability against the fading and can realized parallel transmission.
ATM的统计复用特性，使信道资源得到充分利用；同时又要求其上的业务必须具备抗信元丢失的能力。
The statistical multiplexing features of ATM ensure the full utilization of cell resources and call for the ability of ATM based services to tolerate cell losses.
针对定向天线和无线信道的特点，有许多基于定向天线的接入控制协议被提出来，以实现信道的空分复用。
For the directional antenna and wireless channel characteristics, there are many directional antenna based access control protocols have been proposed to achieve channel spatial reuse.
目前，正交频分复用(OFDM)技术因能在无线时变信道中进行高速数据传输而受到广泛的关注。
At present, more comprehensive attention has been taken to OFDM technology in data transmitting systems with wireless time-varying channel.
该文根据频域相关的原理，提出了一种新的用于无线移动信道下的正交频分复用(OFDM)系统的时频同步算法。
A new time and frequency synchronization method based on frequency domain correlation for an Orthogonal frequency Division Multiplexing (OFDM) system is presented.
该文根据频域相关的原理，提出了一种新的用于无线移动信道下的正交频分复用(OFDM)系统的时频同步算法。
A new time and frequency synchronization method based on frequency domain correlation for an Orthogonal frequency Division Multiplexing (OFDM) system is presented.
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