Abstract: A commodity sales data processing apparatus determines, based on the imaged image of the commodity, whether or not the commodity is provided with an image display element for displaying a specific image representing that the commodity is a commodity adhered with a security tag, if it determines that the commodity is a commodity adhered with a security tag, the processing that the first resonant circuit become unusable for the security tag using the first communication device is carried out, in this state, if the first communication device carries out no communication and the second communication device carries out communication, carries out for shifting the processing of next commodity.

Abstract: A system and method of adjusting the transmission strength emitted by an integrated RFID reading device by an EIR terminal. The EIR terminal scans a signal of decodable indicia, locates the decodable indicia within the signal, decodes the decodable indicia into a decoded message, which is an identifier for said physical object. The EIR terminal then makes contact with the physical object and stores the location of this contact as a point of origin and then, moves through three dimensional and receives values from its motion sensing device representing the location of said EIR terminal in three dimensional space relative to the point of origin. Then, the EIR terminal determines the distance of the RFID reading device from the point of origin and adjusts the power level of said RFID reading device relative to this distance.

Abstract: An authenticated RFID system is provided that uses elliptic curve cryptography (ECC) to reduce the signature size and read/write times when compared to traditional public key implementations such as RSA. Either ECDSA or ECPVS can be used to reduce the signature size and ECPVS can be used to hide a portion of the RFID tag that contains sensitive product identifying information. As a result, smaller tags can be used or multiple signatures can be written at different stages in a manufacturing or supply chain. A key management system is used to distribute the verification keys and aggregate signature schemes are also provided for adding multiple signatures to the RFID tags, for example in a supply chain.

Abstract: A package includes a chassis, a plurality of components arranged within the chassis, a plurality of RFID devices, and at least one processing device. The RFID devices are arranged at a plurality of locations to form an array configured to authenticate compliance of the actual configuration of the package with a model configuration. The processing device is configured to communicate with the RFID devices, determine if the actual configuration of the package is in compliance with the model configuration based on communications with the RFID devices, and set an operational mode of one or more of the components of the package in response to determining if the actual configuration of the package is in compliance with the model configuration.

Abstract: A detection device for cooling apparatuses of a container data center (CDC) includes a processor, a card reader, and a radio frequency identification (RFID) label. The RFID label includes a detection unit received inside the CDC, and wirelessly communicates with the card reader through the detection unit. The detecting unit detects statuses of the cooling apparatuses and environmental parameters of the CDC, and in response to the status of at least one of the cooling apparatuses and at least one of the environmental parameters of the CDC changing, the detection unit electrically isolates the RFID chip from the antenna.

Abstract: A method for determining a transponder type to which an electromagnetic transponder in the field of a terminal belongs, wherein the type is determined based on a difference between a measured value of a piece of information representative of the current in an oscillating circuit of the terminal and a no-load value of this piece of information.

Abstract: The present invention provides a new non-invasive technique for organ, e.g., heart and lung, monitoring. In at least one embodiment of the invention, a subject is radiated with a non-harmful and relatively low power electromagnetic source diagnostic signal normally associated with a communications protocol such as, but not limited to a version of the IEEE 802.11(x) family of protocols in the 2.4, 3.6, or 5 GHz spectrum bands. After passing through the patient, a return signal is acquired from the patient and compared to the original source signal. The differences between the source and modified signals are then analyzed to monitor the heart, e.g., measure heart rate and detect defects within the heart, and the lung. For example, using Doppler Effect principles, heart rate and motion can be measured from the differences in frequency, phase, and/or wavelength between the source signal and the modified signal reflected back from the heart moving within the patient.

Abstract: A window or door position detector includes an RFID tag attachable to the window or door, and a transceiver. The transceiver emits an activating signal to the tag. The tag in turn responds with an identifying RF signal indicative of a predetermined position of the window or door. The detector includes a transceiver which can communicate with both the tag and a displaced monitoring system control panel.

Abstract: A method of noise-robust speech classification is disclosed. Classification parameters are input to a speech classifier from external components. Internal classification parameters are generated in the speech classifier from at least one of the input parameters. A Normalized Auto-correlation Coefficient Function threshold is set. A parameter analyzer is selected according to a signal environment. A speech mode classification is determined based on a noise estimate of multiple frames of input speech.

Abstract: A Radio Frequency Identification (RFID) system uses read difficulty factors (RDFs) to improve tag-parameter estimation. During inventory, a reader can obtain a tag's item identifier (II), determine a read metric such as a received signal strength indicator (RSSI), retrieve an RDF associated with the II, and adjust the RSSI using the RDF to more accurately estimate a tag parameter such as distance from the reader antenna. The system can then use the estimated distance to categorize the tag.

Abstract: A method of power recovery by an electromagnetic transponder in the field of a terminal, wherein: a ratio of the current coupling factor of the transponder with the terminal to an optimum coupling position with a resistive load value is evaluated; and a detuning of the oscillating circuit is caused if the ratio is greater than a first threshold greater than or equal to one.

Abstract: A backscatter tag system including a tag having tag circuitry and a reader for transmitting a command signal to the tag includes an energizer node for transmitting an energy signal to the tag to energize the tag and provide energy for operating the tag circuitry and for emitting a backscatter signal by the tag. The energizer node includes an energizer receiver for receiving the command signal from the reader to provide a received command signal and an energizer transmitter for transmitting the received command signal from the reader to the tag. The energizer node transmits both the energy signal and the received command signal to the tag. The energizer transmitter can transmit a sinusoidal signal, a frequency hopping signal, a spread spectrum signal, or a frequency shifted signal to the tag. The backscatter tag circuitry can include a processor.

Abstract: A method of providing a relevant subset of information to a client device is based in part on scanning for Wi-Fi access points within range of the client device, using a Wi-Fi database that covers a large target region to retrieve information about these access points, using this information to estimate the position of the mobile client device, selecting a limited region in the vicinity of the estimated location of the client device, and providing information about Wi-Fi access points within this limited region to the client. For efficient transfer and maintenance of data, the target region may be divided into a hierarchy of fixed geographical tiles.

Abstract: A system and method for alerting operators of mobile equipment to the presence of people in monitored areas around the periphery of the mobile equipment they are operating is provided. The system includes an RFID detection system which is installed on the mobile equipment and alerts the operator to the presence of people wearing Personal Protection Equipment containing RFID safety tags. The system also includes a tag programming system which allows RFID safety tags to be created. The system also includes a tag testing system which allows a person to test the functionality of the RFID safety tags contained in the personal safety equipment they are wearing. The system also includes RFID personal safety equipment such as 3D safety vests and RFID hardhats which contains RFID safety tags. The 3D safety vests also include enhanced 3D visual markings.

Abstract: Systems and methods for decoding data transmitted by RFID tags are disclosed. One embodiment of the invention includes an analyzer and equalizer configured to filter an input signal, an estimation block configured to obtain a baseband representation of the modulated data signal by mixing the filtered input signal with the carrier wave, and a coherent detector configured to perform phase and timing recovery on the modulated data signal in the presence of noise and to determine a sequence of data symbols.

Abstract: A system for verifying compliance, comprises an input device including a radio-frequency identification (RFID) reader module, wherein the RFID reader module is capable of determining that an RFID tag corresponding to a medication dose in a product packaging is not detectable, and recording a time of the determination that the RFID tag is not detectable, a network, and a data management service module which is capable of receiving from the input device via the network information corresponding to the RFID tag and the time when the RFID tag was determined not detectable.

Abstract: In a method and a system (1) for providing target information of an event message for an event occurring at a tag reader (2), the target information is extracted from a signed digital certificate of a tag (4). The event is triggered at a tag reader (2) and can be evaluated by a target computer (6), for example a server. The method and system enhance reconfiguration flexibility and also increase security against manipulation.

Abstract: A system for use in a near field communications (NFC) reader, for detecting the presence of an NFC tag, is disclosed. The NFC reader has an antenna tuned to a resonant frequency. The system comprises: a first signal generator for generating a carrier signal whose frequency varies about the resonant frequency; a second signal generator for generating a modulating signal for modulating the carrier signal; a modulator for modulating the carrier signal with the modulating signal; a driver for driving the antenna with the modulated signal; and a detection system for detecting harmonics of the modulating signal in a signal present in the antenna as a result of the modulated signal. The detector is configured to generate an output when a third or higher order harmonic is detected.

Abstract: A system for verifying compliance, comprises an input device including a radio-frequency identification (RFID) reader module, wherein the RFID reader module is capable of determining that an RFID tag corresponding to a medication dose in a product packaging is not detectable, and recording a time of the determination that the RFID tag is not detectable, a network, and a data management service module which is capable of receiving from the input device via the network information corresponding to the RFID tag and the time when the RFID tag was determined not detectable.

Abstract: Microstrip patch antenna (46), feed structure (48), and matching circuit (50) designs for an RFID tag (10). A balanced feed design using balanced feeds coupled by a shorting stub (56) to create a virtual short between the two feeds so as to eliminate the need for physically connecting the substrate to the ground plane. A dual feed structure design using a four-terminal IC can be connected to two antennas (46a,46b) resonating at different frequencies so as to provide directional and polarization diversity. A combined near-field/far-field design using a microstrip antenna providing electromagnetic coupling for far-field operation, and a looping matching circuit providing inductive coupling for near-field operation. A dual-antenna design using first and second microstrip antennas providing directional diversity when affixed to a cylindrical or conical object, and a protective superstrate (66). An annular antenna (46c) design for application to the top of a metal cylinder around a stem.

Abstract: Systems and methods to selectively attach and control antennas via diodes and current sources. In one embodiment, a system includes: an RFID reader having a plurality of reader antennas of different polarizations to transmit radio frequency signals; and at least one RFID tag. The RFID tag includes: a plurality of tag antennas of different polarizations; a plurality of diodes coupled to the plurality of tag antennas respectively; a receiver coupled to the plurality of diodes to receive the radio frequency signals from the tag antennas when the diodes are forward biased; and a set of one or more current controllers coupled to the plurality of diodes. In a receiving mode the controllers selectively forward bias the diodes to receive the signals from the RFID reader. In a transmitting mode the controllers selectively change the state of the tag antennas to transmit data via backscattering the radio frequency signals.

Abstract: An embodiment of an apparatus has a closed housing accommodating an element to be protected, and a pressure sensor coupled to a control unit configured to detect pressure variations within the housing upon opening the housing. The control unit is configured to activate countermeasures upon detecting opening of the housing. For example, the apparatus may be a set-top box, a cell phone, a television set, a printer ink cartridge of toner cartridge, or a meter, wherein the element to be protected is a semiconductor chip and relevant couplings, storing an enabling code or key.

Abstract: A Radio Frequency Identification (RFID) device antenna has a feed region of interdigitated fingers. The interdigitated fingers have parallel centerlines and are spaced one from another. A chip having opposing ends overlays opposing interdigitated fingers. A coupling is established between the chip and the antenna at the interdigitated fingers.

Abstract: The present invention relates to the use of RFID technology to identify specific cables in a bundle, and in particular to a cable identification device in which RFID devices are connected to the far end of a plurality of cables and splitters, and an RF measurement device is used to identify each cable from the central location. The RF measurement device provides the AC RF electrical signal power required to pass through the at least one AC couple splitter to operate the plurality of RFID devices, and includes means to identify the unique identification numbers associated with the plurality of coaxial cables from the plurality of identification signals received simultaneously.

Abstract: To construct a system composed as described hereafter, capable of easily calling out monitoring data from a monitoring system, where task information along with index information is a key, and for which tracking by a task system is desired, by linking the index information of the monitoring data managed by the index information of the task information and monitoring system, with the storage location, and which is composed of a first and second type work area where tasks are performed, a monitoring system server, a monitoring data storage device, monitoring objects, a task system server, and a task data storage device.

Abstract: The current invention is a method and system for tracking an RFID tag within a defined 3D space and can be used to identify objects within a live performance and create hotspots with respect to the objects, which allows viewers the ability to select objects that are associated with one of the hotspots, and transmits their interest in the selected object to one or more users. Preferably, the system operates such that hotspots can be created for previously created video, newly created video media, as well as live broadcasts.

Abstract: This invention relates generally to a method and system for storing, retrieving, and managing data for tags that are associated in some manner to any type of object. More particularly, the present invention writes data to these tags, reads data from these tags, and manages data that is written to and/or read from these tags. In addition, the invention accesses and/or stores data associated with tags from or into repositories, constructs and maintains data structures from these repositories and responds to queries using the data structures.

Abstract: A method for communication in ultra-wide bandwidth RFID systems comprising generating through a transceiver device an interrogated signal, composed of at least a sequence of equally time spaced pulses with period (T3), transmitting said signal to at least one RFID identification device which generates a response signal and transmits it back to said transceiver device, said method further comprising coding said interrogation signal according to a numerical coding sequence, generating said response signal by varying, in each period (T3) of said pulse sequence of the interrogation signal, the polarity of pulses using said numerical coding sequence. An apparatus for communication in ultra-wide bandwidth RFID systems comprising a transceiver device (1,101) and a RFID identification device (11), suitable for communicating each other, said RFID identification device (11) comprises a backscatter modulator (12) suitable for modulating a signal reflected by an antenna (18) of the identification device RFID.

Abstract: An IC tag searching apparatus capable of changing the shape of its searching board in a simple manner in accordance with the situations of a location to be searched, said location includes wide to narrow areas and areas in the corners, at the time of searching the positions of wireless IC tags those which are embedded in a concrete construction and the like, efficiently detecting the positions of the embedded wireless IC tags and performing reading and writing of information from/to the wireless IC tags is provided. The IC tag searching apparatus 10 according to the present invention comprises a plurality of plate members 2, 3 each having an antenna built-in, said plate members may be joined with each other in a direction of those flat surfaces, respectively, a joining means provided to the plate members having an antenna built-in and information transmission/reception section 11 for performing data transmission/reception between the plate member having an antenna built-in and the R/W main body 9.

Abstract: Present invention relates to method for confirming location of product using RFID. Method for confirming location of product on a shelf in a product location confirmation system including: a plurality of shelf areas; a location tag which is provided at each shelf and transmits an RFID signal; a reader which is provided at each shelf and reads the RFID signal; and a server for analyzing the information collected through the reader comprises the steps of: the reader confirming whether a location tag signal is received; the server determining the absence of the product on the corresponding shelf when the location tag signal is received; the reader confirming whether a product tag signal as the RFID signal transmitted from the product is received when the location tag signal is not received; and the server determining the presence of the product within the corresponding shelf when the product tag signal is received.

Abstract: RFID data signals from RFID tags may be recovered by determining the probabilities of transitions between data states between a series of a pairs of signal samples using a set of predetermined probabilities related to data, timing, baud rate and/or phase variables affecting the received signal and processing those determined probabilities to determine the sequence of such transitions that has the highest probability of occurrence. A second set of predetermined probabilities related to transitions in the opposite direction may be used to sequence in a reverse direction. The determination of the sequence representing the RFID tag data may be iterated in both directions until further iterations do not change the determined probabilities.

Abstract: Methods, apparatuses, systems, and computer-readable media for reducing Near Field Communication (NFC) Peer Mode connection times are presented. According to one or more aspects, a mode switching interval associated with an NFC device discovery loop may be defined. A first portion of the mode switching interval may be assigned to polling operations. A second portion of the mode switching interval may be assigned to listening operations. The first portion and the second portion of the mode switching interval respectively may occupy less than all of the mode switching interval, and the second portion of the mode switching interval may be shifted in position within the mode switching interval for respective iterations of the NFC device discovery loop.

Abstract: A multi-mode RFID tag includes a power generating and signal detection module, a baseband processing module, a transmit section, a configurable coupling circuit, and an antenna section. In near field mode, the configurable coupling circuit is operable to couple the transmit section to a coil or inductor in the configurable coupling circuit to transmit an outbound transmit signal using electromagnetic or inductive coupling to an RFID reader. In far field mode, the configurable coupling circuit is operable to couple the transmit section to the antenna section, and the multi-mode RFID tag then utilizes a back-scattering RF technology to transmit the outbound transmit signal to RFID readers.

Abstract: A security system comprises a system control panel for arming and disarming the security system. A door sensing unit comprises a first transceiver interconnected with the system control panel over a network. The first transceiver is mounted proximate to a door that defines at least a portion of a perimeter around an area to be monitored by the security system. The first transceiver has an detection field proximate to the door. A disarm device comprises a second transceiver that automatically transmits a disarm device packet. The first transceiver receives the disarm device packet when the second transceiver is within the detection field. The first transceiver sends a disarm message to the system control panel over the network to disarm the security system based on at least the disarm device packet.

Abstract: The present invention provides a method and system for verifying and tracking transactional information. In an embodiment of the invention, a system for delivering security solutions is provided that includes at least one of the following: a radio frequency (RF) identification device, an identification mechanism (e.g., a card, sticker), and an RF reader.

Abstract: A system and method for identifying a specific RFID tag includes RFID reader circuitry, such as within an RFID reader, configured for sending and receiving RF signals to detect RFID tags and for obtaining signal parameter information associated with the RFID tags. Processing circuitry is configured for using the signal parameter information for one or more tags of the RFID tags and calculating a tag score for the one or more RFID tags. The processing circuitry is further configured for determining a specific RFID tag using the tag scores for the one or more RFID tags.

Abstract: Techniques for determining whether a mobile device crosses a boundary defined by a first wireless access point (WAP) and a second fixed-location WAP are provided. A method according to these techniques includes receiving, at a mobile device, information defining a boundary defined by first and second fixed-location WAPs, the boundary being defined at least in part based on a ratio of a round trip time (RTT) between the mobile device and the first fixed-location WAP to a ratio of a RTT between the mobile device and the second fixed-location WAP, determining the ratio of the RTT between the mobile device and the first fixed-location WAP to a ratio of the RTT between the mobile device and the second fixed-location WAP, determining whether the mobile device has crossed the boundary, and triggering an event in response to the mobile device crossing the boundary.

Abstract: An active electronic tag for a memory card is disclosed herein. The active electronic tag includes an antenna, a first amplifier, an automatic gain control circuit, a phase synchronization locking circuit, a decoding and TX/RX control unit and a second amplifier. The antenna receives a detecting signal transmitted from a card reader, in which the detecting signal is carried on a first carrier. The phase synchronization locking circuit generates a positive carrier and a negative carrier with a phase difference of 180 degree. The decoding and TX/RX control unit generates a response signal, which is carried on the negative carrier. By utilizing the phase difference of the first carrier and the negative carrier, the response signal cancels the first carrier on the card reader, so as to transmit the information saved inside the active electronic tag.

Abstract: Systems, methods and computer program products for detecting and re-personalizing are provided herein. In an embodiment, the invention operates by obtaining an ID (i.e., an identification, such as a Dynamic Unique Identifier) from a RFID tag, generating a new ID, and writing the new ID to the RFID tag. The ID read from the tag is used to lookup a subject's record in a database. If the write of the new ID to the tag is verified, then database changes are committed to link the new ID to the subject. In an alternative embodiment, the invention operates by obtaining data from a memory of a RFID tag, wherein the memory has a first partition and a second partition, generating a new ID, and writing the new ID to either of the first partition or the second partition of the RFID tag. If such write is verified, then the new ID is written to the other partition of the RFID tag. The data from the tag is used to lookup a subject's record in a database.

Abstract: To form a signal processing circuit and an antenna apparatus that do not need a circuit to adjust resonant frequency of a resonant circuit or resonant-frequency adjustment work and that are downsized, an antenna coil and a capacitor define an antenna resonant circuit. An impedance matching circuit including capacitors, a first coil, and a second coil is provided between the antenna resonant circuit and a wireless IC. The first coil and the second coil are magnetically coupled.

Abstract: A lighting system includes at least one lighting apparatus having a light emitting element capable of emitting a controllably variable light output in a region. A position determination subsystem is capable of determining a position in three dimensions of at least one mobile entity within the region. A control subsystem is capable of variably controlling a light output of the at least one lighting apparatus according to the position of the mobile entity. The system may determine position by radio ranging with mobile electronic elements. The system may include multiple lighting elements and may determine light levels according to positions of multiple mobile entities. The system may include a database of information about lighting elements, mobile entities, and lighting plans that may be selected from mobile electronic elements.

Abstract: A system for verifying compliance, comprises an input device including a radio-frequency identification (RFID) reader module, wherein the RFID reader module is capable of determining that an RFID tag corresponding to a medication dose in a product packaging is not detectable, and recording a time of the determination that the RFID tag is not detectable, a network, and a data management service module which is capable of receiving from the input device via the network information corresponding to the RFID tag and the time when the RFID tag was determined not detectable.

Abstract: A system for verifying compliance, comprises an input device including a radio-frequency identification (RFID) reader module, wherein the RFID reader module is capable of determining that an RFID tag corresponding to a medication dose in a product packaging is not detectable, and recording a time of the determination that the RFID tag is not detectable, a network, and a data management service module which is capable of receiving from the input device via the network information corresponding to the RFID tag and the time when the RFID tag was determined not detectable.

Abstract: The invention relates to a data carrier (100) with a chip (10) which stores energy (13) as well as information for contact-bound or contactless inductive communication, and with a plurality of excitable chip sensors (11) integrated in the chip (10), which, after excitation (12), pass on a signal (18) to a CPU (19) of the chip (10), in which the signal (18) is processed. The invention is characterized in that, independently of storing energy (13) as well as information by the chip (10), the excitation (12) is specifically adjustable by the chip (10) for the purpose of additionally storing information and is adaptable to the requirements of processing the signal (18) in the CPU (19).

Abstract: An object locating, identifying, tracking, and surveillance system, denoted the Assets Locating, Tracking, and Surveillance System (ALTSS), is provided for managing physical objects and evidence in environments such as police departments, law offices, and the Courts. ALTSS employs radio frequency identification (RFID) technology, computer programming and database applications, networking technologies, and hardware elements. ALTSS may locate and track physical evidence, merchandise, information carriers like files, folders or individual pieces of paper, and people, under certain conditions, in near-real time. It may be configured as part of a local area network, a wide area network, or the Internet. ALTSS may employ exemplary components such as RFID transponders, scanners, strategically located antennas and computers to facilitate tracking of objects and people as needed.

Abstract: A wide area radio frequency identification (RFID) system includes: a first RFID cell and a second RFID cell. The first RFID cell and the second RFID cell each include a reader and tags. The readers access the tags using ultra-wide band signaling. The RFID cells each include: a communications interface operable to communicate with a network operations center, and a communications gateway which supports direct communications between RFID cells. The method includes accessing the second RFID cell from the first RFID cell, and the accessing is performed using the communications gateway that can cover a range of at least five hundred meters.

Abstract: A portable data tag method, device and system for identifying a location of a data tag. The method comprises reading the data tag by a portable data tag reader device; determining, by a processor in operative communication with the reader device, a location of the portable data tag reader device; determining, by the processor, a read zone of the portable data tag reader device, relative to the location of the portable data tag reader device; and determining, by the processor, the location of the data tag using the location of the portable data tag reader device and the read zone of the portable data tag reader device.

Abstract: A control circuit that operably couples to an RFID tag reader can cause the latter to automatically utilize more than a single RFID tag interrogation mode. By one approach this can comprise automatically toggling back and forth between at least two different RFID tag interrogation modes. If desired, and by one approach, such a control circuit can facilitate using a first interrogation mode to read RFID tags and then, in response to a first pre-determined condition, automatically switch to using a second interrogation mode that is different from the first interrogation mode. By one approach, this first pre-determined condition can comprise an RFID tag read rate value. By another approach, alone or in combination with the foregoing, this first pre-determined condition can comprise, at least in part, a pre-determined period of time.

Abstract: An encoding module and related systems and components are provided. The encoding module includes a plurality of encoding elements arranged in an array of columns and rows and one or more switching elements configured to selectively connect the encoding elements to a reader. The connection of the encoding elements may be based on the location of a targeted transponder disposed among multiple adjacent transponders to ensure the selective communication with the targeted transponder only. The module is configured for various types and locations transponders to be used within a system, such as a printer-encoder. Each encoding element may include a loaded conductive strip comprising a loop shape portion and a shield that corresponds to the loop shape portion. In another embodiment, an access control system having an encoding module with the plurality of couplers and an access card having a plurality of transponders corresponding to the couplers is provided.

Abstract: In RFID systems employed for loss prevention, an item supplier or an ingress reader writes an ownership code associated with an organization or facility into a tag, indicating that an item to which the tag is attached is associated with the facility and not foreign. At checkout or point-of-sale an authorization reader or mobile device writes a computed code and/or a ticket into the tag indicating that the tagged item is allowed to leave the facility. At point-of-exit an exit reader determines if the tagged item is allowed to leave the facility by verifying the ownership code and the code or ticket. The loss-prevention system may issue an alert or sound an alarm if a facility-associated item is leaving the facility without a proper code or ticket indicating that the item is approved to leave.