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[ 原始碼: gr-iqbal  ]

套件:gr-iqbal(0.38.2-2 以及其他的)

gr-iqbal 的相關連結

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下載原始碼套件 gr-iqbal

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GNU Radio Blind IQ imbalance estimator and correction

The general idea is to suppress symmetrical images caused by IQ imbalance in the RX path of quadrature receivers. It's composed of two subblocks:

"IQ Bal Fix": This applies the actual correction. to a complex stream. The correction parameters are only magnitude/phase and the actual correction algo is the same as applied in hardware in the USRP. You can either specify the correction parameters manually on the block, or send them via 'messages'.

"IQ Bal Optimize": This blocks tries to blindly detect the imbalance by minimizing the correlation between the left and right part of the spectrum. See the code for the "how it does it". The general idea is inspired from papers found on the internet and the way some SDR software achieve the same things (sdr# for eg, although there are significant differences in the actual implementation).

標籤: 軟體開發: 函式庫, 角色: 開發用函式庫

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下載 gr-iqbal

下載可用於所有硬體架構的
硬體架構 版本 套件大小 安裝後大小 檔案
alpha (非官方移植版) 0.38-4+b4 76。0 kB478。0 kB [檔案列表]
amd64 0.38.2-2+b15 188。7 kB1,273。0 kB [檔案列表]
arm64 0.38.2-2+b15 180。7 kB1,293。0 kB [檔案列表]
armel 0.38.2-2+b15 179。0 kB1,248。0 kB [檔案列表]
armhf 0.38.2-2+b15 179。1 kB1,208。0 kB [檔案列表]
hppa (非官方移植版) 0.38-4+b5 82。3 kB470。0 kB [檔案列表]
i386 0.38.2-2+b15 193。5 kB1,268。0 kB [檔案列表]
m68k (非官方移植版) 0.38-4+b5 76。5 kB407。0 kB [檔案列表]
mips64el 0.38.2-2+b18 182。1 kB1,301。0 kB [檔案列表]
ppc64 (非官方移植版) 0.38.2-2+b15 188。8 kB1,359。0 kB [檔案列表]
ppc64el 0.38.2-2+b15 189。2 kB1,293。0 kB [檔案列表]
riscv64 (非官方移植版) 0.38.2-2+b9 180。9 kB1,185。0 kB [檔案列表]
s390x 0.38.2-2+b15 186。2 kB1,273。0 kB [檔案列表]
sparc64 (非官方移植版) 0.38.2-2+b1 177。8 kB2,129。0 kB [檔案列表]
x32 (非官方移植版) 0.38.2-2+b1 174。3 kB1,132。0 kB [檔案列表]