The paper introduced the main performance and structure of ADSP-BF561.The method of the extraction of the TV-tracking position deviation in a symmetrical background was described in detail.

• 文中简要介绍了ADSP-BF561的主要性能结构，并且详细介绍了均匀背景下，基于ADSP-BF561实时提取电视跟踪位置偏差的方案。