逆处理 meaning in Chinese

backward processing

The bt819a of brooktree corp is selected for front - end video a / d transforming , bt852 as video d / a , and the tms320c6711 of ti corp . selected for h . 263 core algorithm processing in the system hardware design
该系统硬件设计选择了conexant公司的bt819a芯片为前端视频采集a d芯片， bt852芯片作为后端视频的输出d a芯片，完成对视频信号数字化和逆处理，为dsp对系统功能处理作好准备。