载干比

1
carrier-to-interference ratio
【中文名称】：载干比 【英文名称】：carrier-to-interference ratio 【英文缩写】：SIR 【定义1】：载波电平与干扰电平之比，用分贝表示。【来源】： SJ/T 10597-94（术语标准）；【引用】： YD/T
2
Coverage to Interference Ratio
C_I 中文名：载干比 英文名：Coverage to Interference Ratio 简称：显示名称：C/I 一般描述： *载波信号和干扰信号的比值，可由SIR 计算，计算公式为：C/I = SIR – 10lg12，单位dB。 * 数据项定义

短语

1
载波干扰比
carrier-to-interference ratio ; CINR ; ratio carrier-to-interference ; C/I
2
载波干扰噪声比
CINR
3
载波-干扰比
carrier-to-interference ratio ; CIR

1
通过对蜂窝系统的载干比的分析，计算了各种蜂窝系统的频率复用系数和系统容量。
The frequency reuse factor and the capacity of cellular systems are derived by analyzing and calculating the carrier to interference power ratio in the cellular radio system.
2
考虑到阴影衰落和快衰落对于接收信号的影响，接收到的有用信号和干扰信号是随机变量，相应的载干比也是随机的。
Considering the effect of the shadow fading and fast fading on the receive signal, the received useful signal and interference signal should be random variables which change continuously.
3
一般认为，这一应用可以从根本上解决移动通信自干扰系统的载干比问题，并因此实现用户容量和信道传输质量的根本性改善。
Generally speaking, significant improvement of carrier to interference ratio of the system can be achieved in this way. As a result, the capacity and channel transmission quality can be improved.

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