水声通信信道带宽非常有限。
The bandwidth of the underwater communication channel is very limited.
补充信道带宽振荡对上层tcp业务吞吐量的严重影响；2。
The bandwidth oscillation of supplemental channel greatly affects the throughput of the upper TCP service; 2.
这些需求根据信道带宽和发射频率改变，控制允许发送的频谱。
These requirements govern the allowed spectrum of a transmission and vary according to the bandwidth of the channel and the frequency of transmission.
传真是现代通信的主要业务之一，在传输中信道带宽利用率较低。
Fax is one of the primary traffic of modern communication, but its usage of bandwidth is low.
由于通信信道带宽有限，有必要对视频编码的输出码率进行控制。
Due to the limited bandwidth of communication channel, it is necessary to control the bit rate output of video coding.
针对不同的卫星导航信号，该前端电路的频率和信道带宽都可以容易地更改。
The frequency and bandwidth of the front-end circuit can be changed easily according to different satellite navigation signals.
视频压缩国际编码标准的建立，使视频通信与信道带宽之间的矛盾得到极大的缓解。
With the establishment of video compression encoding standard, the contradiction between video communication and channel bandwidth is released greatly.
信道带宽是非常有限和宝贵的资源，而低码率语音编码技术是节省带宽的重要方法之一。
Moreover, the bandwidth is a very limited and precious resource. And the low code rate speech codes is one of the important methods to be economical bandwidth.
文中给出了不同网络规模、冲突解析算法参数值、上行信道带宽分配策略条件下的实验结果。
The experimental results under different conditions, such as network scale, parameter value of competition resolution algorithm.
本发明利用视频画面帧间的相关度来动态调整信道带宽，能够减少预测误差，使信道分配更准确。
The invention utilizes the relevancy among the video picture frames to dynamically adjust the channel bandwidth and can reduce prediction error and allocate channel more correctly.
由于空间图像数据量巨大，传输信道带宽资源有限，所以空间图像压缩算法成为近年来研究的热点。
The space image data is in large quantities, and the channel bandwidth resources are limited, therefore the space image data compression algorithm has become hot recently.
那么信道带宽对于锁相环环路带宽的限制将会使环路的锁定时间无法满足CMMB通信标准的指标要求。
In this case, the limitation on the loop bandwidth will impair the settling time of the PLL and make it impossible to serve the requirement of the CMMB protocol.
在无线通信系统中，信号在传输过程中由于多径效应和信道带宽的有限性以及信道特性的不完善性导致不可避免地产生码间串扰。
In radio communication system, because of multipath effect and the finity of channel bandwidth and incomplete channel, intersymbol interference (ISI) is inescapability during the data transfer.
带宽越大，信道能承载更多的信息。
The higher a channel's bandwidth, the more information it can carry.
利用训练序列与信息序列的不相关特性，在没有带宽损失的情况下初步估计出信道参数；
In the first place, by exploiting the uncorrelation between the training and information sequences, primary channel parameters were obtained without loss of bandwidth.
dtm重新分配信道的能力加上按需分配带宽，使之提供的流量管理功能可与at m网相媲美。
Together with DTM's ability to reallocate channel and on-demand bandwidth, this provides traffic-engineering capability equivalent to that of ATM networks.
从该电子密度模式和电离层波传播特性出发确定多径分量，计算短波信道相干带宽。
The coherence bandwidth of shortwave channel is calculated by using the density profile and wave propagation features in ionosphere.
根据电离层影响无线电波传输的有关理论，本文设计并实现了一种基于DSP的话音带宽短波信道模拟器。
In this paper, a DSP-based HF channel simulator within audio bandwidth is designed and implemented based on the concerned theory on the effects caused by the ionosphere in radio wave.
利用该算法，作者实现了B超视频在低带宽信道中的实时传输。
Using this arithmetic, the author has reached the real-time transmission of B-ultrasonic video through narrow bandwidth channel.
这种机制能够有效减少由于实时传输带来的分组延时，增加满足不同信道负载和带宽要求的数据流的吞吐率。
This scheme effectively reduces packets delay and packets drop because of the real-time traffic, meanwhile, enhances throughput of real-time traffic satisfied with different channel load.
对于无线移动通信系统来说，面临着系统带宽效率和多径衰落信道等诸多问题的挑战。
The system bandwidth efficiency and the dispersive of wireless channel are the big challenges for the wireless mobile communication system.
在未来宽带移动通信中，存在两个最严峻的挑战：多径衰落信道和带宽效率。
In the future broadband wireless communications, there will be two severe challenges to be faced, which are frequency selective fading channels and bandwidth efficiency.
频域差分检测的误码率性能同时受到信道相干时间和相干带宽变化的影响，并且相干带宽对频域差分检测的影响更大。
The BER performance of FDDD is affected by the channel coherent bandwidth and coherent time at the same time, and it is more sensitive to the change of channel coherent bandwidth.
由于3g网络对于数据传输而言，网络带宽是难以保证的恒定的，而且经常收到噪声，同信道等因素的干扰。
As data transmission based on the 3g networks, network bandwidth is very difficult to guarantee and often received Many Interferences which came from noise and the same channel and so on.
水下视频图像压缩一直是有限带宽水声信道实时传输海量视频数据的关键技术之一。
Underwater video compression is one of the key technologies for transmitting massive amount of real-time video data via underwater acoustic channels with limited bandwidth.
利用本文的研究方法可以评估非视线光散射信道的可用带宽和系统可达到的通信速率。
The method proposed here can be used to predict available bandwidth and data rate of the communication system operating in a NLOS optical scattering channel.
另一方面，无线信道高误码率、低带宽、传输抖动剧烈和带宽不稳定等因素，对实时流媒体应用构成了挑战。
On the other hand, the dynamic fluctuated bandwidth, higher error rate and sharp delay jitter on wireless channel cause trouble to the real-time demand of streaming services.
信道访问与由子网带宽管理器(类似于更高层的协议和机制)完成的分配联系在一起，因此获得了更高的系统可靠性。
Channel access is tied to the allocations made by subnet bandwidth manager -like higher layer protocols and mechanisms so system reliability is achieved.
无线系统，带宽有限，信道资源分配算法，直接影响着网络的服务性能。
However, wireless system is a band limited system, and the channel allocation algorithm affects the performance of the wireless DP server network directly.
无线系统，带宽有限，信道资源分配算法，直接影响着网络的服务性能。
However, wireless system is a band limited system, and the channel allocation algorithm affects the performance of the wireless DP server network directly.
应用推荐