您好, 请问我们在做四片级联开发板校准时(Antenna Calibration和Phase Shifter Calibration),同一块板都只需要做一次就可以是吗?
Antenna Calibration是基于如下默认的MIMO配置进行的,如果根据应用需求更改不同的参数配置需要做相对应的参数配置下的校准吗,不同的参数配置下校准会有些差异吗?
同样,在做Phase Shifter Calibration的时候参数配置需要和Antenna Calibration严格保持一致吗,还是可以Antenna Calibration用MIMO的配置就可以,Phase Shifter Calibration用TXBF的配置就行,两者可以各选定一组参数配置即可?而且这样校准一次就行,后续数据采集分析直接用该次的校准矩阵就行呢?
谢谢。
-- Profile configuration
local profile_indx = 0
local start_freq = 77 -- GHz
local slope = 79 -- MHz/us
local idle_time = 5 -- us
local adc_start_time = 6 -- us
local adc_samples = 256 -- Number of samples per chirp
local sample_freq = 8000 -- ksps
local ramp_end_time = 40 -- us
local rx_gain = 48 -- dB
local tx0OutPowerBackoffCode = 0
local tx1OutPowerBackoffCode = 0
local tx2OutPowerBackoffCode = 0
local tx0PhaseShifter = 0
local tx1PhaseShifter = 0
local tx2PhaseShifter = 0
local txStartTimeUSec = 0
local hpfCornerFreq1 = 0 -- 0: 175KHz, 1: 235KHz, 2: 350KHz, 3: 700KHz
local hpfCornerFreq2 = 0 -- 0: 350KHz, 1: 700KHz, 2: 1.4MHz, 3: 2.8MHz
-- Frame configuration
local start_chirp_tx = 0
local end_chirp_tx = 11
local nchirp_loops = 64 -- Number of chirps per frame
local nframes_master = 10 -- Number of Frames for Master
local nframes_slave = 10 -- Number of Frames for Slaves
local Inter_Frame_Interval = 100 -- ms
local trigger_delay = 0 -- us
local trig_list = {1,2,2,2} -- 1: Software trigger, 2: Hardware trigger