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Class Information
Number: 340/572.4
Name: Communications: electrical > Condition responsive indicating system > Specific condition > Article placement or removal (e.g., anti-theft) > Detectable device on protected article (e.g., "tag") > Specified processing arrangement for detected signal
Description: Subject matter where the manner of handling the detected signal, which results in a determination of placement or removal, is specified.










Patents under this class:

Patent Number Title Of Patent Date Issued
8410937 Two-part security tag Apr. 2, 2013
8410905 RFID reader cancelling leakage signal Apr. 2, 2013
8405509 Systems and methods to selectively connect antennas to receive and backscatter radio frequency signals Mar. 26, 2013
8401471 Large band inductive antenna for contactless communication systems Mar. 19, 2013
8400305 Method and apparatus for determining range information of a node in a wireless system Mar. 19, 2013
8400270 Systems and methods for determining an operating state using RFID Mar. 19, 2013
8397310 Smart container system for charging, storing, and using electronic devices Mar. 12, 2013
8395515 Hand hygiene compliance monitoring Mar. 12, 2013
8395486 System and method for interactive user-directed interfacing between handheld devices and RFID media Mar. 12, 2013
8395485 Inductive evaluation of the coupling factor of an electromagnetic transponder Mar. 12, 2013
8391824 End of modulation detection Mar. 5, 2013
8390431 RFID tags that backscatter more codes Mar. 5, 2013
8385821 Underwater vehicle communications system Feb. 26, 2013
8384546 Enhanced security protocol for radio frequency systems Feb. 26, 2013
8384544 Systems and methods that integrate radio frequency identification (RFID) technology with agent-based control systems Feb. 26, 2013
8384524 Passive surface acoustic wave sensing system Feb. 26, 2013
8379811 System and method for transmitting communication data Feb. 19, 2013
8378827 Two-dimensional antenna configuration Feb. 19, 2013
8378823 Transmit-only electronic article surveillance system and method Feb. 19, 2013
8378815 Asset tracking with error adaptive boundary Feb. 19, 2013
8378813 Personnel tracking system Feb. 19, 2013
8374721 Robot system Feb. 12, 2013
8374555 Apparatus and method for compensating the axial ratio of an antenna for testing RFID tags Feb. 12, 2013
8369264 Method and system for selecting and providing a relevant subset of Wi-Fi location information to a mobile client device so the client device may estimate its position with efficient utilizatio Feb. 5, 2013
8368538 Method of making an RFID label Feb. 5, 2013
8368531 Method and system to control movable entities Feb. 5, 2013
8368514 Device for wireless operation and method for operating the device Feb. 5, 2013
8362902 RFID reader and method for identifying RFID tag thereof and apparatus for analyzing reception power pattern Jan. 29, 2013
8362880 Method and computer program product for loading and executing program code at micro-processor Jan. 29, 2013
8350705 Book product with concealed security device Jan. 8, 2013
8350668 Smartcard protocol transmitter Jan. 8, 2013
8346165 Diver audio communication system Jan. 1, 2013
8346164 Underwater communication system Jan. 1, 2013
8344892 Personalization of event participation in mobile neighborhoods Jan. 1, 2013
8344878 Method and apparatus for the creation of an event-associated electronic device directory Jan. 1, 2013
8344854 Transient routing slips and inter-office envelopes Jan. 1, 2013
8335469 Communications system Dec. 18, 2012
8334775 RFID-based asset security and tracking system, apparatus and method Dec. 18, 2012
8334774 Book product with concealed security device Dec. 18, 2012
8334767 Method and system for facilitating automated navigation in a healthcare environment Dec. 18, 2012
8334755 Method for recognizing radio frequency identification tag reader and apparatus thereof Dec. 18, 2012
8334754 Tag communication device and tag communication method Dec. 18, 2012
8334751 Systems and methods for managing inventory of items held in a cabinet using radio frequency identification (RFID) Dec. 18, 2012
8331864 RFID device, RFID system and signal distortion pre-compensation process in RFID systems Dec. 11, 2012
8331856 Underwater camera communication system Dec. 11, 2012
8326219 Communications system Dec. 4, 2012
8325044 System and method for providing secure identification solutions Dec. 4, 2012
8325043 Systems and methods for RFID security Dec. 4, 2012
8325018 Method and apparatus to reduce data lost on personal mobile devices Dec. 4, 2012
8321124 Security and tracking system Nov. 27, 2012











 
 
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