Variable bit rate (VBR) and constant bit rate (CBR).
可变比特率（VBR）和恒定比特率（CBR）。
A CBR (constant bit rate) coding algorithm based on traits of human visual system (HVS) is proposed.
根据人体视觉系统（HVS）的特点，提出了一种固定码率压缩算法。
This paper proposes a new rate control algorithm which can achieve a constant bit rate when coding asynchronous video objects.
针对异步视频对象编码，提出了一种速率控制算法，以达到恒定目标比特率。
This bit rate can be approximately constant to support constant bit rate traffic or it can be highly variable to support variable bit-rate traffic.
比特率可以近似不变以支持恒定比特率业务或者高度变化以支持可变比特率业务。
The result shows that this algorithm is better than that of constant bit rate distribution on the performance of error rate in the addition of reducing the transmission power of system.
结果表明，该算法在误码率性能上明显优于等比特分配算法，也减少了系统的传输功率。
The energy per bit of FM-DCSK is kept constant to increase the transmission rate. But the performance of CSK is yet better than that of FM-DCSK.
调频差分混沌键控(FM -DCSK)的比特能量是常数，可以提高传输速率，但和CS K相比较，性能上仍有差距。
Bit-rate control is a key topic in the constant bit - rate video compression coding system.
码率控制是恒定码率视频压缩编码系统的一个关键研究课题。
Bit-rate control is a key topic in the constant bit - rate video compression coding system.
码率控制是恒定码率视频压缩编码系统的一个关键研究课题。
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