Trellis Coded Modulation ( TCM) has been widely used because it can obtain 2. 55~ 7. 37 dB coding gain without bandwidth expansion or reduction of the effective information rates.

Automatic mesh generation with optimization and bandwidth reduction by program will observably improve the efficiency and make the analysis result more reliable.

编制程序，实现了有限元网格的自动生成以及网格和带宽的优化，提高了分析的效率和可靠性。

Finally It is supplied that test for H.245 protocol and bandwidth control.

245模块和带宽控制功能的测试方案。

TCP bandwidth control plays an important role in improving quality of TCP-based services.

有效地控制TCP带宽对于改善TCP业务质量有着积极的意义。

Precise advertised window adjustment based on TCP bandwidth control algorithm

基于精细广播窗口调整的TCP带宽控制算法

A bandwidth control being associated with the network interconnection.

带宽控制与所述网络互连相关。

Theoretic analysis and technical implementation of bandwidth control

带宽控制技术分析及其实现

An adaptive network bandwidth control method for streaming media video transmission

一种自适应网络带宽控制流媒体视频流传输方法

Puts forward through the bandwidth control, flow control solutions.

提出了通过带宽控制、流量控制等解决方法。

Minimum FBE as the genetic algorithm optimization goal, by selecting, crossover and mutation operations, genetic algorithm searches the optimal combination of center frequency and bandwidth within the range, then optimal filter is designed.

以频带熵最小为遗传算法的优化目标，通过选择、交叉、变异等操作，在取值范围内寻找最优的中心频率和带宽组合，设计优化滤波器。

In our country, affected by some factor, such as the net bandwidth, the range of Internet application and the Internet trade environment, the website remote monitor is developing slowly.

在我国，由于受网络带宽、互联网普及程度、网上交易环境等影响，网站远程监控这一行业发展相对较晚。

Such limitations include computation ability, memory capability, power limitation and communication bandwidth and range. Many emerging wireless applications for emergency and military situations depend upon secure group communications. But group key management in sensor networks faces a great challenge because of the resource-limited.

然而由于传感器网络中节点的计算能力、内存容量、电能限制以及网络的带宽、无线传输能力等等的限制，使得传感器网络的组密钥管理面临巨大的挑战。

Actual detecting environment is strictly controlled by embattling shape, which directly influences the precision, bandwidth and range of spectrum.

实际测向环境对天线阵的布阵形状要求较严，形状选择的合理与否将直接影响测向精度、测向带宽及测向频谱的范围。

The two ultra-high frequency outer antenna sensors are made with wide band and narrow band respectively. The gain of two sensors is both greater than 1 and VSWR of the sensors is less than 2 in effective bandwidth range.

研制了宽带和窄带两种超高频外置天线传感器，两种传感器增益均大于1，驻波比在其有效带宽范围内均小于2，均能用于GIS局部放电超高频检测。

Result shows that in the bandwidth range antenna with VSWR is less than 1.6 while the efficiency reaches above 30% and thus has proved that genetic algorithm is an effective method for designing matching network.

设计结果表明，天线在带宽范围内端口驻波比小于1.6（VSWR<1.6）同时效率达到了35%以上，证明了遗传算法是一种有效的设计匹配网络方法。

According to the different bandwidth range, we give the different forms to expand the application scope of the formula and for each realization we give the non-planar structure.

根据带宽范围的不同，给出了应用于不同带宽的实现形式，扩展了公式的应用范围并针对每种形式提出了非平面实现结构，丰富了宽带滤波器的设计。

The results show: both pulse width and bandwidth are widened in positive dispersion medium, but pulse width is getting more and more narrow along propagating direction in negative dispersion medium, which is a typical soliton pulse.

结果表明：在正色散介质中，脉宽及带宽均展宽，而在负色散介质中，脉冲沿传播方向越来越窄，表现为孤子效应。

This paper presents the pulse signal spectrum bandwidth using Romberg numerical integration algorithm under a certain energy wastage required. A reconstruction signal is obtained by Fourier Series, and the optimum bandwidth of the measurement system is also presented.

本文用Romberg数值积分法计算出在一定能量损耗限值要求下的脉冲信号频谱宽度，并用付氏级数对其进行了信号重构验证，据此得出了脉冲信号测试系统带宽的最佳值。

For the first type, the pulse duration and bandwidth both enlarge with the increase of pump.

第一种随泵浦功率升高，脉冲宽度及光谱宽度均增大。

The result is discussed and explained theoretically by the numerical calculation of pulse excitation bandwidth.

上述实验现象在理论上采用脉冲的激发带宽方法作了解释和讨论。

The laser output energy, dynamic to static ratio, pulse bandwidth ana spectral line width etc. by Q-switching ware mea-sured and analysed theoretically.

测量了调Q后激光输出的能量、动静比、脉宽、谱宽等，并从理论上进行了一些分析。