查询词典 multiplexing unit

The dissertation describes several traffic models for VTPOS, as well as analyzes and simulates the Characters of multiplexing, immerging, shaping of traffic, especially focuses on the Self-similarity traffic's influence to the buffer overflow and queue delay at E-OS.

本文根据光网络的特点，研究了在特定网络结构下，波长转换的合理配置问题；业务量网络分布下的最短路由优化方法，多级光网络下的逻辑拓扑；网络的偏转路由调度等，并对调度性能进行了必要的分析和仿真。

There is provided an apparatus and method for compensating for a frequency offset in an orthogonal frequency division multiplexing system.

提供一种在正交频分复用系统中补偿频率偏移的装置和方法。

The optical cross connecter plays an important role in dense wavelength division multiplexing network.

由于光交叉连接器在密集波分复用网络中起关键作用，文中提出一种采用双向环行器的新型光交叉连接器设计方案。

The optical cross connecter plays an important role in dense wavelength division multiplexing network. A new OXC structure based on bidirectional optical circulators is proposed in this paper.

由于光交叉连接器在密集波分复用网络中起关键作用，文中提出一种采用双向环行器的新型光交叉连接器设计方案。

The invention has conventionalization and standardization design process, suits for fast or auto design, base device reconstruction and multiplexing.

本发明的思路清晰，具有程式化和规范化设计过程，适合于快速或自动化设计，适合于基本器件的重构和复用。

In a method for retrieving sequences having a minimum PAPR in an OFDM (orthogonal frequency division multiplexing) system, by using characteristics in which all sequences of the OFDM system are classified into cosets having the same PAPR, PAPRs of sequences in which early two elements are fixed as '0' are calculated. A sequence having a minimum PAPR is selected from among the calculated PAPRs, and sequences allocated to the coset in which the selected sequence is included are retrieved as sequences having the minimum PAPR.

在一种用于在OFDM通信系统中恢复具有最低PAPR的序列的方法中，通过利用在其中将OFDM系统的所有序列分成具有相同PAPR的同余类序列的特性，计算两个开始项被固定为"0"的序列的PAPR，在所计算的PAPR中选择具有最小PAPR的序列，并且恢复分配至在其中包含所选同余类序列的序列作为具有最小PAPR的序列。

Waveband switching was used to reduce the complexity and the size of multi-granular optical cross-connect in wavelength-division-multiplexing optical networks.

0引言波分复用(wavelength-division-multiplexing，WDM)技术在大幅度提高传输容量的同时，也增加了交换设备的规模、控制难度和管理复杂性[1]。

The optical switches and optical switch arrays are the key devices in the optical cross-connect equipments and optical add and drop multiplexing equipments ,which are the important components in the all-optical network.

在全光网络系统中，光交叉连接设备与光分叉复用设备是其重要组成部分，而光开关与光开关阵列又是OXC与OADM的核心器件。

SDH composed of some network elements is a network, which synchronously transports information with multiplexing, add division and cross-connect by fiber.

同步数字体系SDH，是指由一些SDH网元组成的，在光纤上进行同步信息传输、复用、分插和交叉连接的网络。

WDM systems for the realization of the transmission medium related to characteristics and key technologies, including light source, cross-connect technology, as well as add-drop multiplexing, optical transponders, photosynthetic wave / wave devices, optical amplification technology.

为实现WDM系统涉及到的传输媒质特性以及关键技术，包括光源、交叉连接技术以及分插复用技术、光转发、光合波/分波器件、光放大技术。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了