查询词典 multiplexing

The streaming media service transmission simulation platform can simulate varied types of service source model, and perform traffic simulating, service aggregating and statistical multiplexing function; the data result is of some representability and reliability, which is mainly used for the theory research.

在特别定制的试验平台上进行了四优先级系统的网络性能仿真，验证了此方案可以最大限度的保障高优先级业务的传输，但却以牺牲低优先级业务的性能为代价，可以用于对QoS有特定要求的场合。

The method comprises the steps: S402: an inverse process multiplexing for a terminal to transmit channels; S404: CRC verifies a statistical module and judges whether CRC verified calculation in the inverse process is right and after relevant processing is taken according to the results of the judgment, the right circumstances in the CRC verification in the reverse process are added up; S406: the terminal outputs the link quality of the transmission channels according to the stastical results of the verified statistical module in the CRC; S408: RNC sends out request message for counting, and the terminal makes response to the counting in pre-set conditions and feedbacks the link quality of the transmission channels; S410: after receiving the counting response of the preset quantity, the RNC counts the link quality given feedback by the terminal and confirms whether to regulate power allocation of the signal channel loading MBMS according to the statistical results.

本发明提供了一种采用外码增强技术反馈链路质量的功率分配调整方法包括：S402，终端进行传输信道复用的逆过程；S404，CRC校验统计模块判断逆过程中的CRC校验计算是否正确，并且在根据判断结果进行相关处理后，统计逆过程中CRC校验的正确情况；S406，终端根据CRC校验统计模块的统计结果输出传输信道的链路质量；S408，RNC发送计数过程请求消息，并且终端在预定条件下响应计数，并反馈传输信道的链路质量；S410，RNC在接收到预定数量的计数响应后，统计终端反馈的链路质量，并根据统计结果确定是否调整承载MBMS的信道的功率分配。

With wide applications of SDH and Ethernet networks, it is of significance to study multiplexing techniques in their relevant access systems.

SDH网络、以太网的广泛应用，使得研究其相关接入的复用关键技术具有重要的意义。

As a parallel transmission technique with multi-carriers, Orthogonal Frequency Division Multiplexing is very suitable for high data rate transmission because it has the advantages of being robust to frequency selective fading, high spectrum efficiency and simple equalizer.

正交频分复用作为一种多载波并行传输技术，能够有效对抗多径信道的频率选择性衰落，同时具有较高的频谱利用率，接收端的均衡也很简单，非常适合于高速率数据传输。

The objective of cell relay is to develop a single high- speed network based on a switching and multiplexing scheme that works for all data types.

信元中继的目的是在所有数据类型均适用的交换和多路复用方案基础上，开发高速传输网络。

The method includes techniques of spectral time sequence multiplexing and spectral separation.

本发明公开了一种高速复杂流场的全场光学测量方法与测量装置，属于流场测试技术领域。

The stabling center frequency technology for transmitter in wavelength devision multiplexing system is very important.

波分复用系统光源中心频率的稳定技术是该系统的关键技术之一。

Based on ML detection, subchannel code distance allocation precoding is proposed for spatial multiplexing MIMO systems.

当发射机知道MIMO信道的完全信息时，根据等效子信道传输模型构造了线性预编码矩阵。

The invention discloses a method for dynamic channel allocation in TDD-CDMA mobile communication system. Based on the distance between mobile station and subzone base station BS, mobile stations MS are classified. Code tract in same group of code track (carrier frequency + time slot) is allocated to the mobile station with nearer distance. MS with different distances have different requirements of emission power. Whether crossed time slot code track group can be used or not, and use of group of code track with what kind of multiplexing factor need to be determined.

本发明公开了一种TDD－CDMA移动通信系统的动态信道分配方法，是将移动台MS按照与本小区基站BS的距离进行分类，同一个码道组中的码道分配给距离相近的移动台MS；同时不同距离的MS对发射功率的要求不同，对相邻小区的干扰也不同，系统根据MS对发射功率的要求，确定其是否可以使用交叉时隙码道组和使用哪种复用因子的码道组。

The invention is used for realizing the frequency-division multiplexing synchronical transmission of the broadcasting TV signals, which can decrease the same-frequency interference of the crossing area of the broadcasting TV carrier signals and reduce system cost, thereby causing the system debug to be simpler.

本发明用于实现广播电视信号的频分复用同步发射，降低广播电视高频载波信号的相交区域的同频干扰，降低系统成本，使得系统调试更加简单。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。