In video coding, the purpose of rate control is to improve picture quality while subject to the bandwidthconstraint.
在视频编码中，码率控制的目的是：在满足带宽约束的条件下，提高编码图像的质量。
2
Due to the bandwidthconstraint and the unreliable transmission of network, data-packet dropout exists inevitably in networked control system.
由于网络带宽的限制以及网络的不可靠传输等特点，不可避免的使系统中存在数据包丢失的现象。
3
The SPF routing mechanism in traditional IP network meets some difficulties when guaranteeing the bandwidthconstraint of high -bandwidth traffic and providing load balancing.