A method, system and computer program product for inhibiting detection of deactivated tags. The method, system and computer program product include receiving a signal that includes environment noise from at least one tag, extracting signal detection information that includes a signal detection energy value at a detection frequency from the received signal, extracting signal deactivation information that includes a signal deactivation energy value at a deactivation frequency from the received signal, and determining a failure to deactivate ratio that corresponds to the signal detection energy value divided by the signal deactivation energy value. Generation of an alarm event is inhibited upon the failure to deactivate ratio being less than a selectable threshold. A noise factor is measured to adjust a selectable threshold.
G08B 13/24 - Déclenchement électrique par une interférence avec la distribution d'un champ électromagnétique
G08B 29/18 - Prévention ou correction d'erreurs de fonctionnement
G08B 29/26 - Auto-étalonnage, p. ex. pour la correction de la dérive ambiante ou du vieillissement de composants par mise à jour et emmagasinage de seuils de référence
An electronic circuit, apparatus and method for detecting and deactivating electronic article surveillance ('EAS') tags, in which a coil induces a current when subject to an electromagnetic field and also is used to transmit an electromagnetic tag signal. A tuning capacitor is in electrical communication with the coil. The tuning capacitor and the coil establish a resonance for the transmission of the electromagnetic tag signal. A storage capacitor is in electrical communication with the coil. The storage capacitor receives the induced current from the coil. The electronic circuit, apparatus and method can also include a first diode for rectifying the induced current from the coil and a processor for determining an EAS tag status.
A theft deterrent device (10) to be secured to. an article includes an EAS tag body (20) which has an opening (25) adapted to receive a portion of an attachment element, such as a tack or pin. An attachment element comprises flexible cable or lanyard (15) having a first end and a second end, the second end terminating in a loop (30), and the first end having a tack head (22) and pin (24) attached thereto for locking insertion into the EAS tag body. In use, the first end can be threaded through the loop to engage an article to be secured, and then inserted into the opening in the EAS tag body for locked engagement. The flexible cable can be flexible twisted multi-fiber steel wire. In another embodiment, a lanyard is fixedly attached to an EAS tag body, with the free distal end of the lanyard terminating in a pin for. insertion into EAS tag body.
E05B 73/00 - Dispositifs de verrouillage pour objets portatifs empêchant un déplacement non autoriséDispositifs de verrouillage non prévus dans les autres groupes de la présente sous-classe
4.
SYSTEM AND METHOD FOR INTEGRATING VIDEO ANALYTICS AND DATA ANALYTICS/MINING
A method and system detects potential suspicious behavior in a monitored facility. The monitored facility includes at least one point of transaction terminal. Video content of an activity occurring at the monitored facility and transaction data relating to a transaction processed at the transaction terminal are collected. The video content is correlated with the transaction data to produce correlated data. A set of user-defined rules are applied to the correlated data. Responsive to identifying a match between the correlated data and at least one rule of the set of user-defined rules, the transaction is determined to be potentially suspicious.
A method, system and apparatus for managing power use in security systems, which include establishing a detection region, triggering a person detection event, the person detection event based on the detection of a person in the detection region, starting a timer upon triggering the person detection event, and transmitting a tag interrogation signal until the expiration of the timer. The method, system and apparatus can further include determining a relative direction of movement of the person.
UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC. (USA)
Inventeur(s)
Lian, Ming-Ren
Coffey, Kevin R.
Abrégé
A conduction structure for infrared microbolometer sensors and a method for sensing electromagnetic radiation may be provided. The microbolometer may include a first conductor layer (64) and a second conductor layer (68). The microbolometer further may include a bolometer layer (62) between the first conductor layer and the second conductor layer.
G01J 5/20 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique en utilisant des détecteurs électriques de radiations en utilisant des éléments résistants, thermorésistants ou semi-conducteurs sensibles aux radiations, p. ex. des dispositifs photoconducteurs
7.
METHOD AND SYSTEM FOR REDUCTION OF ELECTRONIC ARTICLE SURVEILLANCE SYSTEM FALSE ALARMS
A method and system for generating alarms in a security system that include establishing a detection region, detecting a first event where the first event is one of (a) detecting a tag in the detection region and (b) detecting a person in the detection region, starting a timer upon detecting the first event, detecting a second event where the second event is the other one of (a) detecting a tag in the detection region and (b) detecting a person in the detection region and enabling an alarm output when the second event is detected prior to expiration of the timer. The method and system for generating alarms in a security system can further include setting a first event flag upon detecting the first event where the first event flag corresponds to the first event and setting a second event flag upon detecting the second event where the second event flag corresponds to the second event.
An adaptive security device includes a tag module and a processor module. The processor module contains a tag disable electronic circuit and a controller. The controller provides tag control commands to the tag disable electronic circuit. The tag disable electronic circuit selectively enables or disables the tag module based on the tag control command. In one embodiment, the tag module is an electronic article surveillance ('EAS') tag module.
A theft-deterrent device (10) for application to an article to be protected includes first (20) and second (30) components adapted for locking engagement to secure the article therebetween, with a fragile vile (60) disposed within the first component containing a detrimental substance which would damage the article in the event the vial is fractured. A pin (15) protruding from the first component has a first end secured to the vial using a suitable attachment structure. The attachment structure provides an aperture which surrounds a portion of the 'vial in a closely engaged arrangement, and also serves to rupture the vial and release the detrimental substance if unauthorized removal is attempted. The pin and the attachment structure can be integrally formed, or alternatively the attachment structure can be formed as a separate piece and attached to the pin.
E05B 73/00 - Dispositifs de verrouillage pour objets portatifs empêchant un déplacement non autoriséDispositifs de verrouillage non prévus dans les autres groupes de la présente sous-classe
E05B 39/00 - Serrures indiquant un déverrouillage non-autorisé
10.
ITEM LEVEL INVENTORY WITH A RADIO FREQUENCY IDENTIFICATION (RFID) SYSTEM
A radio frequency identification (RFID) system for item level inventory and a method for performing an RFID item level inventory may be provided. The method may include selectively controlling with an RF signal each of a plurality of multiplexers connected to a plurality of local antennas and selectively enabling with an RF signal the plurality of local antennas using the plurality of multiplexers to perform RFID interrogation on a plurality of RFID tags. The method further may include acquiring inventory information based on the RFID interrogation.
The present invention provides a method and system that improve the low-speed control stability of a video camera assembly, including a video camera, a tilt motor operable to tilt the video camera and a pan motor operable to pan the video camera. A first encoder is coupled to one of the tilt motor and pan motor. The first encoder outputs a plurality of signals having corresponding signal edges, based on a rotation speed of the one of the tilt motor and pan motor. A first controller is in electrical communication with the first encoder. The first controller determines a speed of the one of the tilt motor and pan motor at least in part by correlating a time period between detection of the first edge and detection of the second edge to the speed of the at least one tilt motor and pan motor.
G05B 6/02 - Dispositions de rétroaction interne pour obtenir des caractéristiques particulières, p. ex. proportionnelles, intégrales ou différentielles électriques
G05B 19/418 - Commande totale d'usine, c.-à-d. commande centralisée de plusieurs machines, p. ex. commande numérique directe ou distribuée [DNC], systèmes d'ateliers flexibles [FMS], systèmes de fabrication intégrés [IMS], productique [CIM]
G05B 19/23 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par systèmes de commande de positionnement ou de commande de contournage, p. ex. pour commander la position à partir d'un point programmé vers un autre point ou pour commander un mouvement le long d'un parcours continu programmé utilisant un dispositif de mesure numérique différentielle pour commande point par point
G08B 13/196 - Déclenchement influencé par la chaleur, la lumière, ou les radiations de longueur d'onde plus courteDéclenchement par introduction de sources de chaleur, de lumière, ou de radiations de longueur d'onde plus courte utilisant des systèmes détecteurs de radiations passifs utilisant des systèmes de balayage et de comparaison d'image utilisant des caméras de télévision
12.
METHOD AND APPARATUS FOR VIDEO SURVEILLANCE SYSTEM FIELD ALIGNMENT
The present invention provides a video surveillance apparatus and method of operation for a system having at least one predefined setting. A first parameter corresponding to an alignment of a video camera assembly with a visual target is stored. A second parameter corresponding to the alignment of a modified video camera assembly with the visual target is obtained. A difference between the first and second parameters is determined. The difference is applied to at least one of the predefined settings.
The present invention provides a video surveillance system, having a video camera; a motor operable to move the video camera; and a processor monitoring a value of a signal provided to the motor, the processor terminating the signal to the motor when the monitored signal value exceeds a predetermined value for a predetermined period of time. A network may be coupled to the processor for communication of the signal termination. The processor may reinitiate a signal transmission to the motor sufficient to maintain a position of the motor after a predetermined period of time, and the processor may monitor the signal transmission and adjust at least one of a zoom setting and focus setting of the video camera based at least in part on the monitored signal.
H02H 7/085 - Circuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour moteurs dynamo-électriques contre une charge excessive
G08B 13/196 - Déclenchement influencé par la chaleur, la lumière, ou les radiations de longueur d'onde plus courteDéclenchement par introduction de sources de chaleur, de lumière, ou de radiations de longueur d'onde plus courte utilisant des systèmes détecteurs de radiations passifs utilisant des systèmes de balayage et de comparaison d'image utilisant des caméras de télévision
14.
VIDEO SURVEILLANCE SYSTEM HAVING COMMUNICATION ACKNOWLEDGEMENT NOD
The present invention provides a system and method for controlling a motor in a video surveillance system including a video camera, a tilt motor operable to move the video camera in a tilt direction, a pan motor operable to move the video camera in a pan direction, and a controller in electrical communication with the tilt and pan motors. The controller assesses an operational condition of the video surveillance system and, if the assessment is successful, actuates at least one of the tilt motor and pan motor to move the video camera along a first predetermined motion pattern. In addition, if the assessment is unsuccessful, the controller actuates at least one of the tilt motor and pan motor to move the video camera along a second predetermined motion pattern.
G08B 13/196 - Déclenchement influencé par la chaleur, la lumière, ou les radiations de longueur d'onde plus courteDéclenchement par introduction de sources de chaleur, de lumière, ou de radiations de longueur d'onde plus courte utilisant des systèmes détecteurs de radiations passifs utilisant des systèmes de balayage et de comparaison d'image utilisant des caméras de télévision
15.
ELECTRONIC ARTICLE SURVEILLANCE SYSTEM SYNCHRONIZATION USING GLOBAL POSITIONING SATELLITE SIGNAL
A method and system for synchronizing the operation of a plurality of electronic article surveillance ('EAS') units that includes receiving a global positioning satellite reference signal, generating a synchronization master signal using the global positioning satellite reference signal and transmitting the master synchronization signal to the plurality of EAS units. The method and system can further include a secondary synchronization master, which is configurable to relay the master synchronization signal.
A method and system for exchanging data between one or more RFID readers and one or more EAS system devices in an RFID system using RFID air interface protocol. An RFID system includes one or more EAS system devices in data communication with one or more RFID readers over an interrogation zone. EAS system devices utilize RFID air interface protocol to transmit wireless data signals, which may include alarm event data, to the RFID readers, obviating the need to implement a separate communication infrastructure. The RFID readers may forward the alarm event data to an RFID backscatter enabled, host computer for processing the received signals. The host computer may then schedule further interrogation of inventory items at locations where an alarm event has occurred. One or more multiplexers may facilitate the data exchange between RFID readers and the EAS system devices in order to provide an even more robust communication network.
A radio frequency identification (RFID) system (100) and method for communication with at least one radio engine module (102) ('REM'). The system and method including at least one radio engine module (102), where the at least one radio engine module has a signal generator (120) for synthesizing radio frequency signals to be transmitted to one or more remote communication devices (110) and a receiver (124B) for receiving radio frequency signals transmitted by one or more remote communication devices. The RFID system and method further include a controller (108) that is separate from and in communication with the at least one radio engine module, which manages the transmission of information with the at least one radio engine module (102).
G06K 7/00 - Méthodes ou dispositions pour la lecture de supports d'enregistrement
G06K 17/00 - Méthodes ou dispositions pour faire travailler en coopération des équipements couverts par plusieurs des groupes principaux , p. ex. fichiers automatiques de cartes incluant les opérations de transport et de lecture
G07C 9/00 - Enregistrement de l’entrée ou de la sortie d'une entité isolée
A radio frequency identification (RFID) method, reader and circuit for generating RFID command signals. The reader and circuit include at least one command register, the at least one command register storing at least one command bit, the at least one command register storing at least one command bit, the at least one command bit corresponding to a portion of a command to be transmitted to at least one remote communication device, at least one table, the at least one table storing wave-shaping transition values for shaping the at least one command bit prior to transmission, and at least one control register, the at least one control register storing at least one configuration value.
A method, system and apparatus for generating a cancellation signal in a RFID reader to isolate a transmit section and a receive section of a RFID reader, where the RFID reader generates a local reference signal from a broadcast transmit signal, receives a receive signal from a remote device, determines at least one correction factor, e.g., an amplitude correction factor, to generate a cancellation signal. The method, system and apparatus can further include combining a cancellation signal and a receive signal to minimize or cancel out interference and noise on the receive signal.
G06K 7/00 - Méthodes ou dispositions pour la lecture de supports d'enregistrement
H04B 1/525 - Dispositions hybrides, c.-à-d. dispositions pour la transition d’une transmission bilatérale sur une voie à une transmission unidirectionnelle sur chacune des deux voies ou vice versa avec des moyens de réduction de la fuite du signal de l’émetteur vers le récepteur
20.
RADIO FREQUENCY ANALYZER/DIAGNOSTIC TOOL AND METHOD
A method, device and system for radio frequency identification ('RFID') performance analysis. An analyzer for analyzing the performance of an RFID reader is provided. The analyzer has an interface in communication with the reader. A processor is in communication with the interface. The processor operates to use the interface to monitor communication with the reader and/or simulate one or more RFID tags. A method, device and system for radio frequency identification ('RFID') performance analysis. An analyzer for analyzing the performance of an RFID reader is provided. The analyzer has an interface in communication with the reader. A processor is in communication with the interface. The processor operates to use the interface to monitor communication with the reader and/or simulate one or more RFID tags.
A method and system for exchanging data between one or more RFID readers and one or more non-tag devices in an RFID system using RFID air interface protocol. An RFID system includes one or more non-tag devices in data communication with one or more RFID readers over an interrogation zone. Non-tag devices utilize RFID air interface protocol to transmit and receive wireless data signals to and from the RFID readers, obviating the need to implement a separate communication infrastructure. The RFID readers may forward the data to an RFID backscatter enabled host computer for processing the received signals. Non-tag devices acting as readpoints communicate with other non-tag devices to establish a parent/child readpoint hierarchy. One or more multiplexers may facilitate the data exchange between RFID readers and the non-tag devices in order to provide an even more robust communication network.
A method and system for processing radio frequency identification ('RFID') communication device data, the method and system including measuring an energy level of a RFID signal received on a first communication channel, measuring an energy level of the RFID signal received on a second communication channel, selecting the communication channel with the greater energy level, and acquiring data samples from the RFID signal received on the selected channel. The method and system for processing RFID communication device data can further include generating a preamble from a series of the acquired data samples.
A method, system and computer program product for filtering a RFID signal. At least one pre-operational interference signal is measured. Amplitude and frequency data are extracted from the at least one measured pre-operational interference signal. At least one filter-dependent parameter is computed based at least in part on the extracted amplitude and frequency data extracted from the measured at least one pre-operational interference signal. A table is generated during a pre-operational mode. The table has at least one set of filter coefficients based on the computed at least one filter-dependent parameter.
A method and system for determining the absence and presence of items in an RFlD interrogation zone. At least one RFID reader transmits interrogation signals in an interrogation zone. Each RFID reader transmits interrogation signals having a forward amount of RF energy and receives response signals from the items in the interrogation zone having a reflected amount of RF energy. A detection circuit determines the presence and absence of items within the interrogation zone based at least in part on the reflected amount of RF energy.
An event management system, comprising a server comprising a platform component architecture (PCA) and a software engine, wherein the PCA is configured to provide runtime discovery and display of system components. The system also comprises a data source for storing user define data objects and applications; at least one system component; and at least one client for administering and monitoring user-defined events, wherein the PCA provides a common interface between the server, the data source, and the at least one client.
A radio frequency identification (RFID) system for item level inventory may be provided. The RFID system may include an RFID interrogator, at least one interrogator antenna and at least one local antenna configured to communicate with RFID tags. The RFID system further may include a multiplexer connected to the at least one local antenna and configured to receive power from an RF signal generated by the RFID interrogator and transmitted wirelessly from the interrogator antenna.
H04B 5/02 - Systèmes de transmission à induction directe, p.ex. du type à boucle inductive utilisant un émetteur-récepteur
G06K 7/00 - Méthodes ou dispositions pour la lecture de supports d'enregistrement
H01Q 1/22 - SupportsMoyens de montage par association structurale avec d'autres équipements ou objets
G06K 7/08 - Méthodes ou dispositions pour la lecture de supports d'enregistrement avec des moyens de perception des modifications d'un champ électrostatique ou magnétique, p. ex. par perception des modifications de la capacité entre des électrodes
27.
RADIO FREQUENCY IDENTIFICATION SYSTEM WITH DOPPLER DETECTOR
A system and method for a radio frequency identification (RFID) reader for use in an RFID detection system. The reader has an RF source for generating RF signals. An antenna is coupled to the RF source. The antenna transmits interrogation RF signals to one or more RFID markers within an interrogation zone and receives communication signals from one or more items within the interrogation zone. The communication signals include Doppler signals indicating movement of an item within the interrogation zone. A receiver receives the communication signals and motion detection circuitry detects the Doppler signals.
G06K 7/00 - Méthodes ou dispositions pour la lecture de supports d'enregistrement
G01S 13/56 - Discrimination entre objets fixes et mobiles ou entre objets se déplaçant à différentes vitesses pour la détection de présence
G01S 13/82 - Systèmes utilisant la reradiation d'ondes radio, p. ex. du type radar secondaireSystèmes analogues dans lesquels des signaux de type continu sont transmis
SENSORMATIC ELECTRONICS CORPORATION (A NEVADA CORPORATION) (USA)
Inventeur(s)
Romer, Kevin
Watkins, Harry
Abrégé
A method according to one embodiment may include detecting an activated electronic article surveillance (EAS) tag in an interrogation zone, and reading at least one radio frequency identification (RFID) tag in response to the detecting of the activated EAS tag in the interrogation zone to investigate a cause of the EAS tag in said interrogation zone. A method according to another embodiment may include detecting a condition representative of an activated RFID tag in a controlled area, and taking corrective action to prevent removal of the activated RFID tag from the controlled area.
brevets
