利用均匀传输线理论，将测量电缆用均匀传输线模型等效来校正测量结果。
According to the transmission line theory, a correction method which USES a homogeneous transmission line to simulate the cable is put forward.
校正结果与经过偏心影响校正的电缆密度测井相比，其相对误差小于5%，达到了随钻测井环境影响校正指标的要求。
Comparing the correction result with that of wireline density logging, its relative error is less than 5%, which can meet the index requirement for LWD environmental effect correction.
其目的是对井下失真信号在地面进行软件补偿和校正 ，以克服电缆、温度等原因造成的信号失真。
The self adaptive filter can reshape downhole signals, and the distorted signals are compensated and rectified by software on surface.
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