Invention Grant
- Patent Title: System as well as method for protecting an item to be secured
- Patent Title (中): 系统以及保护要保护的物品的方法
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Application No.: US12063041Application Date: 2006-07-31
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Publication No.: US08576077B2Publication Date: 2013-11-05
- Inventor: Steve Pitchers
- Applicant: Steve Pitchers
- Applicant Address: NL Eindhoven
- Assignee: Koninklijke Philips N.V.
- Current Assignee: Koninklijke Philips N.V.
- Current Assignee Address: NL Eindhoven
- Priority: EP05107301 20050809
- International Application: PCT/IB2006/052609 WO 20060731
- International Announcement: WO2007/017788 WO 20070215
- Main IPC: G08B13/14
- IPC: G08B13/14 ; G06F19/00

Abstract:
In order to further develop a system (100) as well as a method for protecting at least one item to be secured, for example at least one piece of luggage, the system comprising at least one transponder device (50), in particular at least one electronic tag, being assigned to the item, and at least one monitor device (10, 20), in particular being based on short range radio frequency communication, with at least one transmitting unit (18, 28) for transmitting and/or for broadcasting and/or for multicasting, in particular periodically, at least one request (40, 42) to the transponder device (50), in such way that the monitor device (10, 20) can be carried with him by at least one user and that at the same time it can be discovered whether the item remains nearby the respective monitor device (10, 20), it is proposed that the transponder device (50) comprises at least one processing unit (52) for determining the number (N) of monitor devices (10, 20) being arranged within the range, in particular within the receiving and/or transmitting range, of the transponder device (50), and˜having transmitted and/or having broadcasted and/or having multicasted its respective request (40, 42) to the transponder device (50), within a certain time interval, and that the transponder device (50) is designed for transmitting and/or for broadcasting and/or for multicasting at least one response (60, 62) comprising the determined number (N) of monitor devices (10, 20) to the respective monitor device (10, 20) having transmitted and/or having broadcasted and/or having multicasted its respective request (40, 42) to the transponder device (50).
Public/Granted literature
- US20100253522A1 SYSTEM AS WELL AS METHOD FOR PROTECTING AN ITEM TO BE SECURED Public/Granted day:2010-10-07
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