发明申请
- 专利标题： Reading pen
- 专利标题（中）： 阅读笔
-
申请号： US10179966申请日： 2002-06-26
-
公开(公告)号： US20030029919A1公开(公告)日： 2003-02-13
- 发明人: Stefan Lynggaard , Mats Petter Pattersson
- 优先权： SE0102253-2 20010626
- 主分类号： G06K007/10
- IPC分类号： G06K007/10
摘要：
A device, a method and a memory medium on which is stored a computer program for position determination are provided. The device (1) has a sensor (6) for recording an image of a position code (18) on a surface (4, 17), processing means (10) for determining a position on the surface based on the recorded image and at least a first writing means (11) for writing on the surface. The device is arranged to write on the surface by means of the first writing means, depending upon whether the position has been determined or not.
公开/授权文献
信息查询
