Some radars generate wideband signals to improve ranging resolution .
一些雷达发射宽带信号以提高距离精度。
This is the day that china unicom will launch china 's first wideband code division multiple access ( wcdma ) 3g network .
这一天,中国联通将推出中国首个宽带码分多址(wcdma)使用3g网络。
Design of wideband circularly polarized slot antennas and arrays .
宽频圆极化槽孔天线及阵列设计。
Signals by subdividing the frequency spectrum used in the wideband channel .
它是通过细分宽带通道上的频谱来实现的。
General torpedo homing signals are usually modulating wideband signals , which have some disadvantages in short-range detection to reduce the accuracy when a torpedo hits target .