Part Number:AWR1642BOOST
工程师,你好,在对chirp及frame进行设置时,
idle time为100us
ADC start time为10us
ramp end time为60us
sample per chirp是256
chirps per frame是32
Sample Rate是6.25Mbps
chirp Slope是20MHz/us
frame periodicity是33.3ms
天线模式为2发4收。
我的问题是,chirp带宽是多少?而采样后的ADC数据的真实带宽是多少?
Shine:
请看下面帖子里的公式。B = S * Tadc * NadcsamplesS = frequency slopeTadc = ADC sampling period (1/ADC sampling frequency)Nadcsamples = # of ADC samples
https://e2e.ti.com/support/sensors-group/sensors/f/sensors-forum/633560/iwr1443-the-bandwidth-in-distance-resolution-formula