发明名称 Image qualification for optical navigation sensor
摘要 An image qualification method. A movements-determining method utilizes the image qualification, the image qualification method of which requires only an image frame to determine if the image frame is qualified. Thus, the image qualification proceeds in real time. The image qualification counts peaks of images of the frame to determine if a number of the peaks exceed a certain number, depending on application.
申请公布号 US7142695(B2) 申请公布日期 2006.11.28
申请号 US20020286113 申请日期 2002.11.01
申请人 PIXART IMAGING INC. 发明人 LIN CHUN-HUANG
分类号 G06K9/00;G06T7/00 主分类号 G06K9/00
代理机构 代理人
主权项
地址
您可能感兴趣的专利