A kind of interior positioning system for positioning a positioning means to be, the system includes at least three arranged in a different location in the interior space, and each provides a unique feature of the reference object corresponding to the information and a positioning means. Each reference object feature information related to a two-dimensional coordinates. The positioning means comprises a reference object captured at least one of such image pickup unit and an image processing unit. The processing unit obtains at least three images are those corresponding to the pixel position of the reference object based on the image, and estimate a first angle and the second angle in accordance with a focal length such that pel and image pickup unit, and according to a feature of the reference object of such information, the first angle and the second angle estimate the location of the device to be positioned on a surface of the positioning coordinates.

Applied Country	Category	專利狀態	證書號	專利權期間	研究成果公告日期
TW	Intelligence and safety	獲證	I526708	2016/03/21~2034/12/16