Patent ID: 7378968

Claim:
An asset management apparatus for determining existence of an asset having a radio frequency identification tag comprising; a mobile interrogator having a radio frequency identification reader initialized to have a predetermined space range; a detection means for examining said predetermined space range and check for existence of any asset; said detection means enabled to read any radio frequency identification tag attached to any asset within said read range; a position determining means to determine the position where said radio frequency identification reader itself is located and associatively storing obtained information regarding position of said asset in a memory location associated with said mobile interrogator; said mobile interrogator using said information from said associated memory to associate any assets with their position in a physical space; and a network module for enabling said mobile interrogator to communicate with said position determining means, such that when the radio frequency identification reader detects that said asset exists in said read range during movement of said reader, the obtained specific identification of said asset and a current position of said radio frequency identification reader are associatively stored in a memory using said network module, so as to obtain information regarding the position of said asset.