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Response signal detail

Subclass of:

340 - Communications: electrical

340825000 - SELECTIVE

340100100 - Interrogation response

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
340100420 Identification only 116
340100410 Combination response 41
Entries
DocumentTitleDate
20090195363RFID SYSTEMS AND METHODS FOR AUTOMATICALLY DETECTING AND/OR DIRECTING THE PHYSICAL CONFIGURATION OF A COMPLEX SYSTEM - A radio-frequency identification (RFID)-based configuration detection system for automatically detecting, directing, and/or configuring the physical configuration of a complex system constituted by a set of one or more types of mateable components. The RFID configuration detection system utilizes a set of mateable RFID tags arranged so that each mateable component includes at least one mateable RFID tag. Each RFID tag includes information about its associated component and is arranged so that when the components are mated, their associated RFID tags also are mated. The system uses at least one RFID reader to read RFID tag signals from the RFID tags. The RFID tag signals provide information about mating status of the component, as well as information about components themselves. An information processing system operably connected to the RFID reader receives and process information concerning the number and type of mated connections and thus the configuration. Changes to the configuration, such as mated connections being unmated, can be tracked to provide real-time configuration information.08-06-2009
20100148934Secure Inventory Control Systems and Methods for High-Value Goods - Embodiments of the present invention include methods and systems for tracking and monitoring high-value goods by scanning RFID tags associated with the goods. A central monitoring service verifies both the RFID tags and the devices used to scan the tags against a database of known and trusted tags and scanning devices. Local and centralized security protocols provide improved security and data integrity.06-17-2010
20130027189ELECTRONIC PRICE LABEL SYSTEM - A method and system for an electronic price label system comprising at least a base station and a plurality of electronic labels for transferring information between the base station and electronic labels. The method comprises transmitting a first message from base station 01-31-2013
20090315683Analog RFID System - Methods and apparatus, including computer program products, for an analog RFID system. A radio frequency identification (RFID) device includes an antenna linked to an integrated circuit, the integrated circuit comprising tag circuitry and analog modulation circuitry, a device linked to the integrated circuit, the device generating an analog signal output, and the analog modulation circuitry configured to conditioning the analog signal output.12-24-2009
20110193688CHARGER FOR IMPLANT - A system for supplying energy to an implantable medical device when implanted in a patient's body can comprise an internal charger arranged to be implanted in the patient's body, the internal charger comprising a first coil. The system can further comprise an external charger arranged to wirelessly transmit energy to supply power to the internal charger, using a second coil. The system also comprises a wireless feedback system arranged to transmit feedback information from the internal charger to the external charger. The feedback information is based on information from at least one Radio Frequency Identification (RFID) transmitter. Hereby a user of the system can optimize the position of the external power supply in relation to the internal power supply based on the received feedback information. This in turn will result in a better and more robust energy transfer to the implanted medical device.08-11-2011
20110193687RADIO-FREQUENCY TAG COMMUNICATION DEVICE - A radio-frequency tag communication device configured to appropriately minimize a failure in reading out of a targeted radio-frequency tag is provided. The radio-frequency tag communication device comprises a polarization-plane switching control portion 08-11-2011
20090121841SCREENING TRANSMISSIONS FOR POWER LEVEL AND OBJECT IDENTIFIER IN ASSET MONITORING AND TRACKING SYSTEMS - A method for communicating to a recipient transceiver from a plurality of transceivers located within the broadcast range of the recipient transceiver includes: transmitting a communication at a first power level such that only a first group of transceivers receive the broadcast, the communication including a command causing each of the first group of transceivers not to respond to a subsequent broadcast; and subsequent thereto, transmitting a communication at a second power level greater than the first power level such that a second group of transceivers greater than and including the first group of transceivers receive the broadcast, but such that only a limited number of transceivers of the second group respond to the broadcast, the limited number of transceivers excluding the first group of transceivers. Each of the plurality of transceivers is associated with a respective sensor for acquiring data and transmitting the data to the recipient transceiver.05-14-2009
20100117806METHOD AND SYSTEM FOR ORDERING FOOD BY USING RFID - Disclosed is a system and a method for ordering food using RFID, which includes the steps of: a) reading tag information from at least one of tags matched to each of multiple products of a menu by using a mobile terminal having a built-in RFID module or an RFID external module; b) accessing a main server through a URL corresponding to the tag information and receiving product information corresponding to the tag information from the main server to the mobile terminal; c) filling out the number of the products and transmitting an order request message to the main server by the mobile terminal; d) receiving the order request message and performing a payment according to the order; and e) transmitting an order item to a kitchen server by a Point of Sales (POS) server connected to the main server if the payment is completed.05-13-2010
20100073144Method and Circuit for Accessing RFID Tag - A radio frequency identification (RFID) tag access method and a circuit applied to an RFID tag to determine whether to respond to a command sent by a reader are provided. According to the access method, an extra reference value is used for adjusting a parameter or a count value, so as to increase or decrease the probability of generating a condition matching with a command sent by the reader. Therefore, the probability of the tag being accessed is adjusted, and the tag carrying urgent information shall be accessed prior to the tag without urgent information.03-25-2010
20100073142SAW BASED CHIPLESS PASSIVE RFID TAG USING CELLULOSE PAPER AS SUBSTRATE AND METHOD OF MANUFACTURING THE CELLULOSE PAPER - A SAW based chipless passive tag includes a dipole antenna, a SAW based IDT, and a plurality of reflectors, which are provided on a cellulose paper, so that a reader can read iden03-25-2010
20100073145RFID Reaction Time Reduction - A method, system, and a control device are provided for reducing RFID reaction times. A control unit receives a data signal, which comprises a code signal if a passive RFID transponder is located in the carrier field of an RFID reader. The code represents the identification code of the passive RFID transponder. The carrier field is disabled to reset the data signal, and thereafter enabled to receive a first portion of the code signal only. The code of the passive RFID transponder is then validated on the basis of said first portion of the code signal only.03-25-2010
20100052864LIGHT, SOUND, & MOTION RECEIVER DEVICES - A method to elicit a behavior in response to a simplex communication signal comprises receiving, at a receiver device, an encoded simplex communication signal from a transmitter device, the simplex communication signal including an identifier. The method further comprises referencing a stored program in the receiver device to a stored program block corresponding to the identifier. The receiver device then initiates execution of the program block and renders a behavior in accordance with or corresponding to the program block corresponding to the simplex communication signal. The receiver device includes a program database, wherein the receiver is programmed to reference a stored program block of the program database corresponding to the identifier. The receiver device also includes mechanisms to enable a behavior in accordance with the program block to be audibly and visibly perceived.03-04-2010
20100097194Tracking Variable Conditions Using Radio Frequency Identification - A method and system for tracking variable conditions using radio frequency identification (RFID) are disclosed. In embodiments of the present invention, an RFID sensor tag is used to measure a condition. The condition can be any measurable condition such as location, temperature, humidity, pressure, time, date, inertial measurements, etc. Variable data representing the measured condition is read from the RFID sensor tag in order to track the measured condition. The variable data can be read from RFID sensor tags in addition to reading tag identification data from RFID tags, so that the variable data can be associated with tag identification data.04-22-2010
20130038428Method, system and computer program product for ranging RFID tags - The invention relates to a method for ranging a radio frequency tag, comprising measuring the modulated backscattering response of the tag at a plurality of frequencies using reader and determining the dispersive properties of the tag from the amplitude of the measured backscattering response. Further, the method comprises determining a position parameter of the tag from the measured modulated backscattering response and the determined dispersive properties of the tag.02-14-2013
20100328047COMMUNICATION SESSION ESTABLISHMENT - A radio frequency identification system that has a radio frequency identification reader and a set of tags, in which the tags are interrogated in order to establish a connection with a responding tag. The responding tag determines a desired data rate and indicates this desired data rate to the reader during the interrogation so as to set the data rate for subsequent communication with the reader.12-30-2010
20100001845METHOD OF DATA TRANSMISSION EMBEDDED IN ELECTRIC POWER TRANSMISSION, AND A CHARGING STAND AND BATTERY DEVICE USING THAT DATA TRANSMISSION - The method of data transmission embedded in electric power transmission disposes a transmitting coil 01-07-2010
20090303017METHOD AND APPARATUS FOR DISABLING A DATA TAG DEVICE - The present invention discloses a data tag device (12-10-2009
20090267746Multi-Port Receiver - A multi-port receiver with a sophisticated signal processing technique for demodulating radiofrequency (RF) modulated digital signals that simplifies the multi-port receiver hardware. A section of a transmission line with coupling probes is used as a six-port circuit. Fixed probes distributed along the transmission line sample the resulting wave pattern at different phase shifts and the outputs of the probes are connected to power detectors. Statistical digital processing of the detector outputs recovers the transmitted signal. Power dividers and hybrid couplers are not required.10-29-2009
20110012714PROCESSING SYSTEM FOR PORTABLE ELECTRONIC APPARATUS, PORTABLE ELECTRONIC APPARATUS, AND PROCESSING APPARATUS FOR PORTABLE ELECTRONIC APPARATUS - A portable electronic apparatus has a first storage section configured to store information to be communicated to the processing apparatus and formats for a frame to be transmitted to the processing apparatus, in association with one another. The processing apparatus has a second storage section configured to store information communicated by the portable electronic apparatus and the format of the frame transmitted by the portable electronic apparatus, in association with each other. The portable electronic apparatus select one of the formats stored in the first storage section based on the data to be transmitted to the processing apparatus. The processing apparatus recognize information communicated by the portable electronic apparatus based on the format of the frame received from the portable electronic apparatus.01-20-2011
20090009297System for recording valve actuation information - The present invention provides a system for recording valve actuation information that enables to figure out the actual operation condition of each individual valve without checking plural valves individually, and the valves do not have to be wired, and the structure of the system is simple.01-08-2009
20100039237FRAMEWORK FOR FAST RFID TAG READING IN STATIC AND MOBILE ENVIRONMENTS - An RFID reader for reading RFID tags is disclosed. The RFID reader is provided with a clock generating clock signals; a transceiver; a control unit receiving the clock signals; and a memory accessible by the control unit and storing computer executable instructions to cause the control unit to generate a communication schedule based upon confirmed reservation requests, and to read RFID tags employing the communication schedule. A RFID tag is also disclosed. The tag is provided with transmit/receive circuitry; a clock; a control unit; powering up circuitry including a power source; and memory storing an electronic product code (EPC). The memory also stores computer executable instructions that cause the control unit to receive a broadcast from a reader; synchronize the clock of the tag with the reader; generate and transmit a reservation request; receive a reservation summary including a reserved time to transmit; transmit the EPC; and receive an acknowledgement.02-18-2010
20120235796IC CARD, PORTABLE ELECTRONIC DEVICE, IC CARD ISSUING APPARATUS, AND COMMUNICATION METHOD - According to one embodiment, an IC card includes a receiving unit and an executing unit. The receiving unit is configured to receive a batch processing command. The executing unit is configured to execute a first processing and a second processing in response to the reception of the batch processing command.09-20-2012
20110109442Passive RFID tag reader/locator - Systems and methods for use in reading and locating passive RFID tags. A reader/locator system sends out a signal with varying frequency. A tag reflects the signal back and the receiver portion of the reader/locator system receives the signal after a certain propagation delay. Since during this propagation delay the transmit frequency has changed, the received signal frequency differs from the one is currently transmitted. The received signal gets mixed with the currently transmitted signal and the resulting beat frequency depends on the frequency variation pattern (which is known) and the signal propagation delay. This beat frequency is directly proportional to the distance between the reader/locator and the RFID tag. The beat frequency can therefore be used to estimate this distance between the reader/locator and the RFID tag. Also provided are methods for determining if an incoming signal is data bearing and a method to obtain a cleaner incoming signal by storing a “carbon footprint” or background clutter and subtracting the carbon footprint from the incoming signal. A novel type of passive RFID tag is also disclosed.05-12-2011
20100123559Apparatus and Method Facilitating Communication Between Components of a Radio Frequency Identification System - Several embodiments provide methods and apparatus to improve communications between an RFID reader and one or more RFID tags. In one implementation, an apparatus comprises a first antenna configured to communicate with a radio frequency identification (RFID) reader; a second antenna electrically separate from said first antenna, and configured to communicate with at least one RFID tag; and structure electrically coupling said first and second antennas.05-20-2010
20100171597Locking Device, Method and System to Determine the Relative Position of an Edge-Lock to a Container or of a Group of Container Edge-Locks in Relation to Other Container Locs - The invention relates to a method to determine the relative position of a container corner lock and/or a group of container corner locks in relation to other container corner locks. The method comprises the steps of: requesting information regarding identification from those locks (07-08-2010
20090309707AUTOMATIC OPTIMIZATION OF HFSI WARNING THRESHOLDS BASED ON ACTUAL SERVICE INTERVAL STATISTICS - If the device-specific maintenance rate statistics is higher than the average maintenance rate statistics, method embodiments herein alter replacement warning thresholds for components of the device by extending the replacement warning thresholds to produce modified replacement warning thresholds. If the specific device incurs unscheduled maintenance visits more often than average, the embodiments herein extend the replacement warning thresholds for components of the device. The amount that the replacement warning thresholds are extended is different for different parts, and is based on part life, part cost, and part service cost. If the device-specific maintenance rate statistics is lower than the average maintenance rate statistics, method embodiments herein alter replacement warning thresholds for components of the device by shortening the replacement warning thresholds to produce modified replacement warning thresholds. If the specific device incurs unscheduled maintenance visits less often than average, the embodiments herein shorten the replacement warning thresholds for components of the device.12-17-2009
20110169612METHOD AND SYSTEM FOR DISCOVERY AND TRANSPARENT STATUS REPORTING FOR SENSOR NETWORKS - A system and method for monitoring the status of wireless node devices in a network. A network controller polls one or more sensor devices for status information. The sensor devices are in communication with at least one wireless node device. More than one sensor device may be associated with a single wireless node device. The wireless node device appends its own status information to the transmission frame of the sensor device's response message, and the transmission frame, containing the address and status information for both the sensor device and the wireless node device, is transmitted to the network controller. The inclusion of the wireless node device address and status information is done without the knowledge of the sensor device.07-14-2011
20110291811INFORMATION PROCESSING DEVICE AND RECEIVING METHOD - A receiving method includes the steps of: performing contactless communication using a wireless antenna and electromagnetic coupling, subjecting a signal received by the wireless antenna in the communication step to IQ detection, subjecting the signal received by the wireless antenna in the communication step to ASK detection, firstly automatically controlling a gain for the signal subjected to the IQ detection in the IQ detection step, secondly automatically controlling a gain for the signal subjected to the ASK detection in the ASK detection step, performing predetermined demodulation processing on an output of the first AGC step or second AGC step, and receiving information of control voltage levels in the first AGC step and the second AGC step and controlling supply of one of the outputs of the first and second AGC steps to the demodulation step by switching between the outputs of the first and second AGC steps.12-01-2011
20090002131CANCELING SELF-JAMMER SIGNALS IN AN RFID SYSTEM - A device and method for canceling one or more self-jammer signals in a radio-frequency identification system.01-01-2009
20100090806MANAGEMENT CONTROL OF HOUSEHOLD APPLIANCES USING RFID COMMUNICATION - A method and system for communicating with an associated home appliance having a micro-controller includes providing a master device that emits a signal in response to data indicative of energy operational costs. One or more RFID tags receive the master device signal. The RFID tag(s) are connected to the associated home appliance micro-controller to control the operational mode of the home appliance. Preferably, four RFID tags are responsive to four distinct frequency signal emitted by the master device and are representative of different modes of operation for the associated home appliance.04-15-2010
20100090807APPARATUS FOR READING RFID TAG INFORMATION AND RFID TAG INFORMATION READING SYSTEM - This disclosure discloses an apparatus for reading a radio frequency identification (RFID) tag information configured to perform information transmission and reception with a plurality of RFID tag circuit elements having an IC circuit part storing information and a tag antenna connected to said IC circuit part, comprising: a first movement detecting portion configured to detect a moving state of said apparatus for reading RFID tag information; a transmitting portion configured to generate a reading command to acquire the information stored in said IC circuit part and to transmit the command to said RFID tag circuit element; and a first reading control portion configured to control the number of reading trial times per unit time using said reading command by said transmitting portion according to a detection result of said first movement detecting portion.04-15-2010
20110215911Method and system for monitoring data of personnel - A method and system (09-08-2011
20090189741WIRELESS SENSOR READER - A wireless sensor reader is provided to interface with a wireless sensor. The wireless sensor reader transmits an excitation pulse to cause the wireless sensor to generate a ring signal. The wireless sensor reader receives and amplifies the ring signal and sends the signal to a phase-locked loop. A voltage-controlled oscillator in the phase-locked loop locks onto the ring signal frequency and generates a count signal at a frequency related to the ring signal frequency. The voltage-controlled oscillator is placed into a hold mode where the control voltage is maintained constant to allow the count signal frequency to be determined.07-30-2009
20100001846NANO RFID METHOD AND DEVICE - A nano RFID device or tag and method for using same is disclosed. The nano RFID device may be less than about 150 nanometers in size. The nano RFID device may be a passive, active or semi-passive nano RFID device. The nano RFID device may be included into other items or products such as being woven into a fabric, for example. The nano RFID device may include nano antennae that may comprise one or more carbon tubes. The nano RFID device may include a nano battery.01-07-2010
20090146793SYSTEM AND METHOD FOR MONITORING OBJECTS, PEOPLE, ANIMALS OR PLACES - An improved system and method for monitoring objects, people, animals, or places uses a passive Modulating Reflector (MR) tag where a characteristic of an antenna is modified according to a time-varying pattern by a modulating network thereby causing the reflective characteristics of the antenna to vary in accordance with the time-varying pattern. When an interrogator transmits an RF waveform that impinges on the antenna, the return signal reflecting off the antenna is modulated in accordance with the time-varying pattern allowing a remote receiver to demodulate information from the modulated return signal. The antenna is embedded in a dielectric material. The MR tag can be used with a wide variety of tag-interrogator configurations employing monostatic and/or bistatic radar techniques to allow monitoring, locating, and/or tracking of objects, people, animals, or place with which MR tags are associated.06-11-2009
20090146794READING METHOD, RESPONDER, AND INTERROGATOR - Transmission and reception of the identification number to/from an interrogator includes an interrogator that reads a recognition number from a responder by radio. When a clock pulse is modulated on a high-frequency carrier and transmitted to the responder from the antenna of the interrogator, there are a first case when the clock pulse interval is short and a second case when the clock pulse interval is long. By combining the clock pulse of the first case and the clock pulse of the second case so as to control the read of the recognition number from the interrogator, it is possible to realize reduction of the semiconductor chip size of the responder and suppress the cost of the semiconductor chip06-11-2009
20080315999Wireless communication system for tracking assets with affixed electronic smart tags and methods thereof - A wireless bidirectional communication system and method for tracking smart tags affixed to assets located within a defined area. Asset tracking is provided by a central processor operated by a user. The central processor combined with communication modules communicates with the system tags for deriving corresponding assets' locations. Communication is synchronized by way of broadcasting a clock generator signal over the communication link. The broadcasted clock signal is further used by the system for generating distinct time slots assigned to a tag by demand. Synchronizing the communication between the tags and the central processor is beneficial for maintaining reliable and short messages across the data link and maintaining low power draw from the tag battery.12-25-2008
20080278293RFID TAG, INTERROGATOR AND SYSTEM WITH IMPROVED SYMBOL ENCODING AND DECODING - An improved RFID Tag, Interrogator, and system wherein at least one tag modulates a radio frequency signal by modulated backscatter operations.11-13-2008
20080266060TRANSMITTER AND WIRELESS SYSTEM USING THE SAME - When supplying a power from a base station to a terminal station on radio and a distance from a base station to a terminal station is long, it becomes impossible for the terminal station to rectify the power. The feature of the present invention is found in a wireless communication system in which the peak value and duty ratio of a transmission power are controlled simultaneously, keeping the transmission power of a base station below a fixed value, thereby allowing a voltage to be applied to a diode, which is a component of a rectifier circuit possessed by a terminal station, always in excess of a threshold voltage of the diode, and energy is exchanged between the base station and the terminal station below a limit power.10-30-2008
20110169613PORTABLE RADIO FREQUENCY IDENTIFICATION (RFID) READER - A particular portable radio frequency identification (RFID) reader includes an active antenna array including a plurality of antenna elements to receive RFID signals from RFID devices. The antenna elements include control circuitry to control a beam pattern generated by the active antenna array. The portable RFID reader further includes sum circuitry and difference circuitry. The sum circuitry is operable to determine a sum signal by summing the RFID signals received by at least two of the plurality of antenna elements. The difference circuitry is operable to determine a difference signal between the RFID signals received by at least two of the plurality of antenna elements. The portable RFID reader also includes a controller to electronically steer the beam pattern and to determine a direction from the RFID reader to a particular RFID device.07-14-2011
20110169614PACKAGING CLOSURES INTEGRATED WITH DISPOSABLE RFID DEVICES - A packaging system (07-14-2011
20090289772METHOD AND SYSTEM FOR ANALYZING SIGNALS FROM ELECTRONIC TAGS, AND RECORDING MEDIUM THEREOF - A method and a system for analyzing signals from an electronic tag and a recording medium thereof are provided. The method includes the following steps. At least one reading point is defined, wherein each of the reading points includes at least one reader device. A plurality of states is defined according to logical combinations of the reading points. At least one predetermined state sequence is defined according to sequential permutations of the states. Signals are received from the electronic tag through the reader devices of the reader points. The signals received from the electronic tag are converted into the states according to the content of the signals and the definition of the reading points through a logical processing procedure, and a temporary state sequence is generated. The temporary state sequence is compared with the predetermined state sequences, and a corresponding response procedure is executed according to the comparison result.11-26-2009
20090273452RECHARGE OF AN ACTIVE TRANSPONDER - A method for configuring a terminal capable of emitting a radio-frequency field for a transponder including, in the presence of a transponder within the range of the terminal, at least one step of adaptation of the series resistance of an oscillating circuit of the terminal, according to an off-load value, which depends on an operation of the terminal while no transponder is in its field.11-05-2009
20090273451METHOD AND DEVICE FOR OBTAINING ITEM INFORMATION USING RFID TAGS - Methods and devices for enabling a user to obtain item information relating to an item (11-05-2009
20090273449RFID Interrogator With Adjustable Signal Characteristics - A radio frequency identification (RFID) interrogator housed in a portable platform that includes at least one antenna, a transceiver for transmitting and receiving a radio frequency (RF) signal through the antenna, and a controller in communication with the transceiver for adjusting power and direction of the transmitted RF signal. The controller can be configured to adjust the antenna orientation, and can also selectively activate and deactivate one or more antennas.11-05-2009
20090261953RADIO FREQUENCY IDENTIFICATION DEVICE - An RFID device includes an analog block, a digital block, and a memory block. The analog block receives a radio frequency signal in order to output an operating command signal. The digital block outputs an address, an operating control signal, a temperature sensor activating signal, and a temperature compensating signal in response to the operating command signal. The memory block reads/writes data in a cell array having a plurality of nonvolatile ferroelectric capacitors. The memory block also has a temperature treating unit that sets a parameter value for temperature compensation in response to the temperature compensating signal, detects a temperature change state in an RFID tag in response to the temperature sensor activating signal, and compares the temperature change state with the parameter value. The parameter value is changed according to the comparison result and outputs a digital code value corresponding to the temperature change state.10-22-2009
20100201496METHOD AND DEVICE FOR THE CONTACT-FREE TRANSMISSION OF DATA FROM AND/OR TO A PLURALITY OF DATA OR INFORMATION CARRIERS, PREFERABLY IN THE FORM OF RFID TAGS - A method and device for contact-free transmission of data from and/or to a plurality of data or information carriers provide that, after the exchange of information between a read and/or write device and a data or information carrier, said carrier is switched to a standby impedance mode in order to reduce undesired interaction with data or information carriers adjoining the antenna field. This mode differs from an initial impedance mode and communication impedance modes during the emission of an information signal from the data or information carrier.08-12-2010
20080290997Rfid System - A radio frequency identification tag includes an antenna terminal, a memory, a D/A converter, a clock extractor, a frequency synthesizer, a radio frequency UP converter, and a power unit. An energy pumping signal is received and tag identification information is transmitted through the antenna terminal. The tag identification information is stored in the memory. The D/A converter converts the tag identification information into an analog signal in response to an information request signal included in the energy pumping signal. The clock extractor extracts a clock signal from the energy pumping signal. The frequency synthesizer is operated according to the clock signal of the clock extractor, and generates a frequency. The radio frequency up converter up-converts a signal output from the D/A converter, and allows the up-converted signal to be transmitted through the antenna terminal. The power unit supplies internal power.11-27-2008
20100265044A METHOD OF ALLOCATING DIGITAL DATA COMING FROM TRANSPONDERS AND A READER THERETO - In a method of allocating digital data (10-21-2010
20130120118Method and Apparatus for Power Management for a Radio Frequency Identification System - A method and device of power management for a networked radio frequency identification (“RFID”) system are disclosed. The described power management methods reduce the power consumption of battery-operated RFID readers and RFID tags. These power conservation methods increase the RFID system's hours of operation and decrease the cost by allowing the RFID readers and tags to function for a longer period of time before requiring charging or replacement of their batteries.05-16-2013
20100141396APPARATUS FOR COMMUNICATING WITH RFID TAG - The disclosure discloses an apparatus for communicating with an RFID tag comprising: a radio communicating device configured to conduct radio communication with a plurality of individual RFID tags constituting a single tag group and a single representative RFID tag associated so as to represent said tag group; a first information obtainment portion configured to conduct first communication for search of said representative RFID tag corresponding to said individual RFID tag to be searched and to obtain information from said representative RFID tag; a switching determination portion configured to determine if said first communication in information obtainment satisfies a predetermined switching condition; and a second information obtainment portion configured to conduct second communication for search of said individual RFID tag to be searched in a communication mode different from that of said first communication if the determination is satisfied and to obtain information from said individual RFID tag.06-10-2010
20100141395APPARATUS FOR COMMUNICATING WITH RFID TAG - The disclosure discloses an apparatus for communicating with an RFID tag, comprising; a radio communication device; a tag number estimation portion configured to estimate the number of RFID tag circuit elements in a peripheral area of said apparatus; a storage device configured to store a list of identification information of each of a plurality of said RFID tag circuit elements; and a mode switching portion configured to switch a mode into a plural tag detection mode in which identification information is sequentially specified in said list stored in said storage device before the RFID tag circuit element corresponding to the specified identification information is detected through said radio communication device, or a response determination mode in which identification information is obtained from each of all the RFID tag circuit elements in said peripheral area through said radio communication device before presence of each of the RFID tag circuit elements respectively corresponding to the identification information in said list is determined on the basis of the obtained identification information, according to an estimation result by said tag number estimation portion.06-10-2010
20090128301METHOD OF CONTROLLING DEVICE USING RADIO FREQUENCY IDENTIFICATION AND APPARATUS THEREFOR - A method of controlling a device by using radio frequency identification (RFID). The method includes wirelessly reading out by a first device information relating to data stored in a second device from the second device, determining an operation to be performed by the second device based on the read out information, and wirelessly recording a command corresponding to the determined operation into the second device.05-21-2009
20110221576INFORMATION PROCESSING APPARATUS, WIRELESS TAG READING APPARATUS, AND WIRELESS TAG READING METHOD - There are provided a reading unit emitting radio waves to a predetermined region and reading information from wireless tags responding to the radio waves; an output level control unit changing output levels of the radio waves emitted by the reading unit to values corresponding to the plural kinds of wireless tags with different response distances; a storage unit storing a table in which the output levels validating the information read from the wireless tags are associated as valid outputs with respective kinds of wireless tag; and a selection unit selecting the information read from the respective wireless tags based on the kinds of wireless tags communicating with the reading unit using the radio waves of the output levels and the valid outputs of the respective kinds of wireless tags stored in the table.09-15-2011
20090051498RFID Optimized Capability Negotiations - A near field communication (NFC) device is capable of operating as an NFC initiator device or an NFC target device for exchanging request and response messages with another similar device in order to determine a secondary transport mechanism suitable for communications between the two devices with bandwidth greater than available for NFC and for determining appropriate roles for both devices without excessive communication. Such determination of roles can be determined by rule or by exchanging information indicating a choice of roles.02-26-2009
20090051497WIRELESS IC TAG, DOCUMENT MEDIUM, AND INFORMATION PROCESSOR - Even in the bound form of a document composed of document sheets, the tag information on each document sheet can be read. When the documents sheet are printed by two-sided printing, the tag information on each page of the document sheet can be read by detecting the front and back of the sheet in a simple manner. Information is exchanged between a wireless IC tag (02-26-2009
20110227707METHOD AND COMMUNICATION SYSTEM FOR CONTROLLING COMMUNICATION DISTANCE OF RF SIM CARD WITH THE AID OF TAG IDENTIFICATION - A method and RF SIM card communication system using a tag recognition to control the RF communication range, a tag for providing data information is installed on a mobile communication terminal equipped with an RF SIM card, a tag reader module for reading out and transmitting the data information is installed on an RF card reader device, setting a card reading condition for the card reader device as: under the condition that the tag reader module reads out the tag data information, the RF card reader module, based on the data information of the tag, establishes wireless communication link with and transfers data to the RF SIM card in the mobile terminal. The present invention is not affected by the shielding effect of the mobile communication terminal, thereby avoids the cumbersome calibration process for the RF SIM card transceiver power and receiver sensitivity in existing technologies, this both brings convenience to the users, and further facilitates of widespread use of RF SIM cards.09-22-2011
20090219144Method of Utilizing Parametric Reflective Technology - A system and method for encoding and decoding information by use of radio frequency antennas. The system includes one or more interrogator devices and RFID data tags. The RFID data tags include a plurality of antenna elements which are formed on a substrate or directly on an object. The antenna elements are oriented and have dimensions to provide polarization and phase information, whereby this information represents the encoded information on the RFID tag. The interrogator device scans an area and uses radar imaging technology to create an image of a scanned area. The device receives re-radiated RF signals from the antenna elements on the data tags, whereby the data tags are preferably represented on the image. The re-radiated RF signals preferably include polarization and phase information of each antenna element, whereby the information is utilized using radar signal imaging algorithms to decode the information on the RF data tag.09-03-2009
20120105212WIRELESS COMMUNICATION SYSTEM FOR TRACKING ASSETS WITH AFFIXED ELECTRONIC SMART TAGS AND METHODS THEREOF - A wireless bidirectional communication system and method for tracking smart tags affixed to assets located within a defined area. Asset tracking is provided by a central processor operated by a user. The central processor combined with communication modules communicates with the system tags for deriving corresponding assets' locations. Communication is synchronized by way of broadcasting a clock generator signal over the communication link. The broadcasted clock signal is further used by the system for generating distinct time slots assigned to a tag by demand. Synchronizing the communication between the tags and the central processor is beneficial for maintaining reliable and short messages across the data link and maintaining low power draw from the tag battery.05-03-2012
20100176930ACTIVE TAG APPARATUS, COMMUNICATION APPARATUS AND SYSTEM - A communication apparatus and an active tag apparatus that conduct radio communication with for data transmission and reception by radio with each other are provided. A frequency designation data including local transmission frequency used for data transmission and specifying data on a frequency of a carrier sense to be carried by the active tag apparatus is provided. A controller commands the active tag apparatus to use the frequency designation data for radio communication.07-15-2010
20100176929Efficient Protocol for Reverse Direction Data Transmission - A method, system, and computer program product for wireless communication between an initiator station and a responder station. The method includes assigning a transmit window having a predefined window duration to the initiator; sending a request-to send signal (S07-15-2010
20100156606RFID Sensor Assemblies and Methods of Use - An embodiment of a RFID Sensor Assembly includes two or more RFID tags—an identifier tag and one or more sensor tags, each capable of providing output readable by a RFID tag reader. A processing system may identify, based on one or more signals received from the identifier and sensor tags, and/or the lack of receipt of such signals: (1) the identity of the Sensor Assembly and an associated object, and (2) a state of the Sensor Assembly and the associated object. Such “state” information may relate to whether the Sensor Assembly is, or has been, exposed to a particular prompt, e.g., an external input or trigger. Such prompts may relate, for example, to time, temperature, pressure, physical force or mechanical disruption.06-24-2010
20100182131APPARATUS HAVING AT LEAST ONE PACKAGING UNIT WITH AN RFID CHIP WHICH IS USED FOR RADIO-FREQUENCY IDENTIFICATION, AND METHOD THEREFOR - An apparatus comprises at least one RFID chip (07-22-2010
20100182132ARTICLE MANAGEMENT APPARATUS AND ITS SYSTEM - In an article management apparatus in which the weight of a bottle, including content, placed on a weighing scale is measured and tag data of a radio tag, indicating content of the bottle, which is affixed on the bottle is read out in a non-contact manner by a radio tag reading section through an antenna when the bottle is placed on the weighing scale, a compound data for discriminating whether or not content in a bottle is compoundable with contents in other bottles is stored. It is determined, based on the compound data stored, whether content of a first bottle on which a first radio tag is affixed can be compounded with content of a second bottle on which a second radio tag is affixed when the radio tag reading section reads out tag data of first and second radio tags.07-22-2010
20100171596IN VIVO RFID CHIP - An in vivo RFID chip implanted in a patient's body, comprising an integrated antenna formed on the chip, and a CMOS-compatible circuitry adapted for biosensing and transmitting information out of the patient's body. In preferred embodiments, the CMOS-compatible circuitry is adapted to sense a chemical and/or physical quantity from a local environment in the patient's body and to control drug release from the drug reservoirs based on the quantity sensed.07-08-2010
20100001844System and Method for Receiving Wireless Data - A device for receiving data comprises a communications arrangement, a memory, and a processor. The communications arrangement receives user-programmable subscription data. The memory stores the subscription data and configuration data. The processor receives activity data corresponding to a movement of an object and generates a report from the activity data as a function of the configuration data. The report includes information indicative of the movement of the object from a first location to a second location and is transmitted from the device to a client device in accordance with the subscription data.01-07-2010
20100225450DELIVERING MEDIA AS COMPENSATION FOR COGNITIVE DEFICITS USING LABELED OBJECTS IN SURROUNDINGS - A computer implemented method and system for assisting a person with completion of a task. The method comprises recognizing one or more objects in an environment associated with said task; presenting media that demonstrates a use of the one or more objects associated with said task to the person; and interacting with the person throughout said task to measure progress towards the completion of the task. The system comprises a processor; a knowledge base operable to store state information, rules, attributes and associations, associated with an environment, objects associated with the environment, and one or more users; a server module operable to recognize one or more objects in an environment associated with said task, present media that demonstrates a use of the one or more objects associated with said task to the person, and interact with the person throughout said task to measure progress towards the completion of the task.09-09-2010
20100225449Radio-Frequency Surface-Acoustic-Wave Identification Tag and System - A method of fabricating batches of linear RFID devices is disclosed. For example, the illustrative embodiments of the present invention provide a method for producing a batch of linear RFID devices that are advantageous in that they are less likely to be confused with each other than batches of similar devices in the prior art. Because the purpose of RFID devices is to identify something properly and accurately, anything that reduces the likelihood of misidentification is beneficial.09-09-2010
20100214077REUSABLE LOCKING BODY, OF BOLT-TYPE SEAL LOCK, HAVING OPEN-ENDED PASSAGEWAY AND U-SHAPED BOLT - The system described here is an improvement on ways to provide security and supply chain tracking for shipping containers. The system has a bolt-type seal lock module mounted on the container that has data storage capability and the capability to sense when the bolt is cut or certain environmental changes like impact. The system also includes a bolt-type seal lock that has data storage capability. The electronics module can be connected via wireless means to a centralized data base for the interchange of data. Individual modules or seal locks can be networked with each other to transmit data to and from a stack of metal shipping containers.08-26-2010
20100214076APPARATUS FOR COMMUNICATING WITH RFID TAG - This disclosure discloses an apparatus for communicating with an RFID tag comprising: an apparatus antenna configured to conduct radio communication with at least one RFID tag circuit element having an IC circuit part storing information and a tag antenna capable of transmission and reception of the information; a parameter obtainment portion configured to obtain communication parameter history information stored in a storage device and associated with tag identification information of each RFID tag circuit element; and a parameter setting portion configured to set a communication parameter for conducting information transmission and reception with the RFID tag circuit element by the apparatus antenna on the basis of the communication parameter history information obtained in the parameter obtainment portion.08-26-2010
20100214075APPARATUS AND METHOD FOR FAILURE MANAGEMENT OF RFID MIDDLEWARE MANAGEMENT SYSTEM - An object of the present invention is to provide apparatus and method for failure management of a RFID middleware management system for providing optimum failure detection and restoring technologies to the RFID middleware management system for supporting more exquisite and faster failure detection and restoration.08-26-2010
20100238000System and Method for Persistent ID Flag for RFID Applications - A system and method for persistent ID flag for RFID applications includes a method for operating an RFID tag. The method includes measuring a voltage potential of a supply voltage for the RFID tag, and turning on a pass gate that couples a memory cell to a data line used for reading or writing data, if the voltage potential is greater than a first threshold. An accumulated charge on the memory cell is also measured, and both the voltage potential and the accumulated charge are used to generate a control signal to set a state of the pass gate. The pass gate is turned off if the control signal is a true value.09-23-2010
20100245052RF TAG, RF TAG READER, AND PULSE CODE KEY DETECTING CIRCUIT, AND RF TAG SYSTEM USING THEM - An RF tag system is provided, in which in addition to a method of easily sending back MPSK modulated sub-carrier signals on the RF tag side, communication protocols and circuit systems for accurately demodulating modulated waves on the RF tag reader side can be implemented, data transmission from an RF tag to an RF tag reader can be realized over a long operating distance at high speed, and an RF tag can be operated for a long lifetime.09-30-2010
20100245053Systems And Methods For Controlling Serially Connected Transmitters In RFID Tag Tracking - Systems and methods are provided for monitoring a plurality of RFID tags. A receiver selection signal is sent along a receive path that includes a plurality of serially connected receivers. A receiver relays the receiver selection signal, listens for an RFID response signal, or operates in a standby mode based on the receiver selection signal. A transmitter selection signal is sent along a transmit path that includes a plurality of serially connected transmitters. A transmitter relays the transmitter selection signal, transmits an identification impulses, or operates in a standby mode based on the transmitter selection signal. The identification impulse is transmitted from the selected transmitter and an RFID response signal is received at the selected receiver.09-30-2010
20100253483FREIGHT CONTAINER CARGO-WORKING MANAGEMENT SYSTEM AND METHOD USING RFID TECHNOLOGY - A freight container cargo-working management system and method which can use Radio Frequency Identification (RFID) technology for displaying a cargo-working location of a container by recognizing an RFID tag adhered to a container vehicle passing through a warehouse entrance is provided. A freight container cargo-working management system including: an RFID tag to include freight information and be adhered to a container; an RFID reader to be installed at a warehouse entrance for recognizing the freight information included in the RFID tag; a cargo-working location information transmitter to be installed at the warehouse entrance for wirelessly transmitting cargo-working location information of the container corresponding to the freight information recognized by the RFID reader; and a cargo-working location display to be included in a vehicle with the container attached for displaying the cargo-working location information wirelessly transmitted from the cargo-working location information transmitter.10-07-2010
20100141394RADIO COMMUNICATION APPARATUS AND METHOD THEREOF - There is provided a radio communication device capable of accurately selecting an object RF-tag to be processed and a non-object RF-tag not to be processed.06-10-2010
20090243810METHOD AND DEVICE FOR EMULATING MULTIPLE RFID TAGS WITHIN A SINGLE MOBILE ELECTRONIC DEVICE - The present invention provides a method for emulating multiple RFID tags for an RFID tag interrogation device, comprising the steps of storing one or more data sets, wherein each data set defines operational properties of an RFID tag, maintaining a list of said one or more data sets, indicating one data set in said list as active data set, receiving an interrogation from said RFID tag interrogation device, emulating, responsive to said interrogation, the operation of the RFID tag according to the active data set; and indicating another data set in said list as active data set. Also provided is a device for emulating multiple RFID tags for an RFID tag interrogation device, comprising a circuit configurable to emulate the operation of an RFID tag, a memory adapted for storing one or more data sets and a list of said one or more data sets, wherein each data set defines operational properties of an RFID tag, and wherein one data set in said list is indicated as active data set, a controller connected with said circuit and said memory, wherein said controller is adapted for being activated by an interrogation from said RFID tag interrogation device, for configuring said circuit according to said active data set, and for indicating another data set within said list as active data set. Furthermore a mobile electronic device comprising this device is provided.10-01-2009
20090273450Object Tracking - A method of tracking an object (11-05-2009
20090322491Method of Addressing Messages and Communications System - A method of establishing wireless communications between an interrogator and individual ones of multiple wireless identification devices, the method comprising combining tree search and Aloha methods to establish communications between the interrogator and individual ones of the multiple wireless identification devices without collision. A system comprising an interrogator, and a plurality of wireless identification devices configured to communicate with the interrogator in a wireless fashion, the respective wireless identification devices having a unique identification number, the interrogator being configured to employ tree search and Aloha techniques to determine the unique identification numbers of the different wireless identification devices so as to be able to establish communications between the interrogator and individual ones of the multiple wireless identification devices without collision by multiple wireless identification devices attempting to respond to the interrogator at the same time.12-31-2009
20100219941SYSTEM, APPARATUS, AND METHOD FOR PCB-BASED AUTOMATION TRACEABILITY - A system, apparatus, and method are provided for using a PCB component as an antenna to allow for RFID communication in the UHF band. The present invention enables supply chain management of a PCB and products containing the PCB by enabling tracking of a PCB at the assembly level such that at each production stage of the board production it is known exactly where the product is and what is its present state of test. One embodiment uses an existing ground plane of a PCB, splitting the ground plane of all the layers of the PCB, allowing for a dipole structure that provides an adequate received energy level to power the circuit to the “on” state thereby allowing RFID/Electronic Product Code transactions. In alternative embodiments, existing or added traces are used in place of the split ground plane as an antenna for the RFID IC. The supply chain management can employ a dedicated RFID interrogator that is connected to an IT network and allows for bill of materials to be fulfilled in an automated fashion throughout the assembly of the PCB. The manufacturer of the end product can also use the RFID IC in an own end product item level supply management system that includes inventory, shipments, and returns.09-02-2010
20090109005Wireless Damage Location Sensing System - A wireless damage location sensing system uses a geometric-patterned wireless sensor that resonates in the presence of a time-varying magnetic field to generate a harmonic response that will experience a change when the sensor experiences a change in its geometric pattern. The sensing system also includes a magnetic field response recorder for wirelessly transmitting the time-varying magnetic field and for wirelessly detecting the harmonic response. The sensing system compares the actual harmonic response to a plurality of predetermined harmonic responses. Each predetermined harmonic response is associated with a severing of the sensor at a corresponding known location thereof so that a match between the actual harmonic response and one of the predetermined harmonic responses defines the known location of the severing that is associated therewith.04-30-2009
20100308974WIRELESS SENSOR READER - A wireless sensor reader is provided to interface with a wireless sensor. The wireless sensor reader transmits a narrowband, fixed frequency excitation pulse to cause the wireless sensor to generate a ring signal. The ring signal corresponds to the value of the physical parameter being sensed. The wireless sensor reader receives and amplifies the ring signal and sends the signal to a phase-locked loop. A voltage-controlled oscillator in the phase-locked loop locks onto the ring signal frequency and generates a count signal at a frequency related to the ring signal frequency. The voltage-controlled oscillator is placed into a hold mode where the control voltage is maintained constant to allow the count signal frequency to be determined. The low power, simple circuitry required to generate the excitation pulse allows the reader to be a small, battery operated unit. Alternative methods of frequency determination are also disclosed.12-09-2010
20130135086ARTICLE-TRACKING SYSTEM AND METHOD USING RFID TAGS - A control unit for tracking articles is positioned approximate to a package and communicates with a radio frequency identification (RFID) reader. The control unit includes a RFID tag, a storage, a switch, and a microcontroller. The switch outputs a first control signal to the microcontroller if the package is opened, the microcontroller outputs an open status signal and a corresponding real-time clock (RTC) signal to the storage according to the first control signal, the RFID tag sends the open status signal and the corresponding RTC signal from the storage to the RFID reader in due course.05-30-2013
20100134257RFID TAG FACILITY WITH ACCESS TO EXTERNAL DEVICES - In embodiments of the present invention improved capabilities are described for a passive radio frequency identification (RFID) tag, where the passive RFID tag contains an RF network node and communication facility. The RF network node includes an RF and analog block for receiving and transmitting an RFID reader signal, a data processing and controller block for digital information processing, a memory store, and a power management block for managing power requirements of the RF network node. The communication facility communicates at least in part with an external display facility. The distribution of power to the RF network node functional blocks is controlled using the power management block to select between an extended operational time and an increase in available functionality.06-03-2010
20090066482RADIO FREQUENCY IDENTIFICATION SYSTEM CAPABLE OF REDUCING POWER CONSUMPTION AND METHOD FOR OPERATING THE SAME - An RFID system and a method for operating the same, in which the RFID system includes an RFID tag and an RFID reader. The RFID reader communicates with the RFID tag through a tag communication signal. The RFID reader transmits a tag sensing signal having a lower level power than the tag communication signal, senses the RFID tag entering a magnetic field created by the transmitted tag sensing signal on the basis of a current change due to a change in the magnetic field, and communicates with the sensed RFID tag.03-12-2009
20110018692Methods and Systems for Validating Code from a Wireless Device - Methods, algorithms, architectures, circuits, and/or systems for managing POR-less integrated circuits are disclosed. The method of validating code from a wireless device can include: (i) broadcasting a signal from a reader to the wireless device, (ii) reading a code transmitted, re-radiated, and/or backscattered from the wireless device, the code having a predetermined quality, characteristic, and/or property, (iii) comparing the code to a reference quality, characteristic, and/or property, and (iv) validating the code when the predetermined quality, characteristic, and/or property matches the reference quality, characteristic, and/or property. Embodiments of the present invention can advantageously provide a reliable approach for validating integrated circuits that do not incorporate a POR circuit, and which therefore may transmit spurious bits of data upon being energized. In addition, embodiments of the present invention advantageously allow an Aloha-type anti-collision function to be implemented in a reader based on POR-less integrated circuits.01-27-2011
20110025473METHOD AND APPARATUS FOR LINKING AN RFID TAG TO AN OBJECT - In an RFID system, a method and apparatus for linking an RFID tag to an associated object. The system includes a relatively simple tag, a reader, a linker, and a store. The reader interrogates the tag for an ID and selectively provides the ID to the linker. The linker, in turn, uses the ID to provide back to the reader an associated Uniform Resource Identifier (“URI”). The reader then forwards the URI to the store. In response, the store returns to the reader the object associated with the ID via the URI. The disclosed method and apparatus provide more efficient and secure tag authentication.02-03-2011
20110043339RF device with tamper detection - A Radio Frequency Identification (RFID) system according to one embodiment includes communication circuitry for enabling wireless communication with an RF reader; energy harvesting circuitry for generating an electric current from RF energy; a sensor loop coupled to the energy harvesting circuitry; and a status register coupled to the sensor loop for indicating a broken or unbroken status of the sensor loop. A method according to one embodiment includes generating an electric current in a Radio Frequency Identification (RFID) device, the current energizing a sensor loop; detecting a status of whether the sensor loop is broken or unbroken; storing the status in at least one of a status register and a nonvolatile memory; receiving a query from an RFID reader for the status; and sending the status to the RFID reader.02-24-2011
20110080267Calibration of Beamforming Nodes in a Configurable Monitoring Device System - A system for radio frequency identification of a tag in an interrogation zone, includes a calibration node disposed in the interrogation zone to measure a signal strength of radio frequency identification signals from a beamforming system and provide signal data in accordance with the signal strength. A reader node is configured to receive the signal data and adjust the radio frequency identification signals generated by the beamforming system based upon the signal data. At least one of the calibration node, the reader node and the beamforming system is a configurable monitoring system. The calibration node, the reader node, and the beamforming system are coupled in a feedback control loop. The beamforming system includes a plurality of beamforming nodes. A signal of at least one beamforming node is optimized in accordance with the feedback control loop.04-07-2011
20090033470APPARATUS FOR ROBOT BEHAVIOR SERIES CONTROL BASED ON RFID TECHNOLOGY - A method for robot behavior series control based on radio frequency identification (RFID) technology, and which is with capability of extending behaviors by composing or arranging different behavior units series in RFID tags. The apparatus comprises: an RFID reader, for accessing data stored in an RFID tag; a behavior control unit, capable of receiving data from the RFID tag while decoding and converting the received data into corresponding behavior code to be outputted and used for controlling behaviors of a robot; a driving unit, for receiving the output from the behavior control unit so as to actuate the robot to generate interactions with an accessory of the robot where the RFID tag is attached thereon.02-05-2009
20110084813System and Method for Integrating Asset Tagging with a Manufacturing Process - A system includes an ordering module, an asset tagging module, a database, and a manufacturer server. The ordering module is configured to receive an order for a component from a web browser. The asset tagging module is configured to receive information for an asset tag from the web browser, and to receive a selection of a location on the component to place the asset tag. The database is configured to store the order for the component, the information for the asset tag, and the location of the asset tag on the component. The manufacturer server is configured to retrieve the order for the component, the information for the asset tag, and the location of the asset tag on the component, and to direct printing of the information on the asset tag and placement of the asset tag at the location on the component prior to placing the component in packaging for the component.04-14-2011
20110140862Technique For Effectively Realizing A Network Of Sensors And Services Thereby - In a telephonic system, a multiplicity of telephonic devices are connected through a telephone network. Each telephonic device incorporates therein a radio frequency identification (RFID) sensor capable of reading data from an RFID tag, e.g., a tag ID. The telephonic device sends the tag ID, and a reader ID identifying the RFID sensor through the network for an RFID application based on the tag ID and reader ID.06-16-2011
20090102613Device for Electronic Identification of Items - A device for electronic identification of items has a signal receiver circuit and a visual signaling unit that, based on a received signal, indicates a transport status of an item to which the device for electronic identification of items is attachable. The device provides a way for enhancing the identification, tracking and transportation of items for logistical purposes.04-23-2009
20090219143READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit.09-03-2009
20100052863RFID-based systems and methods for collecting telecommunications network information - Radio-frequency identification—(RFID)-based systems and methods for collecting telecommunications information is disclosed. The methods include storing transceiver information in a transceiver and connector information in an optical fiber connector, and then operably connecting the connector to the transceiver. The connection results in an electrical connection that allows the transceiver information to be communicated to the connector. The connector has a RFID tag that generates a connector RFID-tag signal that includes the connector information and the transceiver information. When electronics equipment are connected to the transceiver, electronics-equipment information is passed through the transceiver to the connector so that the electronics-equipment information can be included in the connector RFID-tag signal. The transceiver may also include a transceiver RFID tag that can receive connector information and electronics-equipment information and generate a transceiver RFID-tag signal that includes connector, transceiver and/or electronics-equipment information. A Portable test device is also used to connect to the transceiver or the electronics equipment to effectuate the transfer of transceiver and/or electronics-equipment information.03-04-2010
20100123560METHOD AND APPARATUS FOR DETECTING AND IDENTIFYING DEVICE UTILIZATION - A system and method for detecting the presence of a device user, managing a detection system in a predominantly low power state, ensuring data integrity and limiting the amount of user interaction required to identify users and detect device utilization includes a distinct user tag or badge including an active or passive RFID transceiver and one or more readers and routers in a network.05-20-2010
20100123557VEHICLE VIOLATION ENFORCEMENT SYSTEM AND METHOD - A PDA device is used to record the ID of a vehicle boot RFID tag and to transmit to the tag and to a host entity violation data such as summons number, license number, time and date stamp, issuing person ID, location of the vehicle, scofflaw data and so on. This data may be entered into the PDA electronically via a communication network such as the internet or LAN system or manually via a keyboard. The host entity has a data base which is uploaded with this information and has correlation of RFID tag numbers to an unlock combination number for each boot. When the boot is attached to a vehicle this PDA data is transmitted to the host entity whose contact telephone number is attached to the vehicle being booted. The driver contacts the entity to pay the fine and receive in return the unlock combination. The driver thus can release and remove the boot within minutes of returning to the vehicle and can return the boot at his leisure.05-20-2010
20110074555MOBILE RFID DEVICE AND DATA COMMUNICATION METHOD THEREOF - Provided are a mobile Radio Frequency Identification (RFID) device and a data communication method thereof. In the method, a mobile communication terminal unit provides a command to an mRFID reader unit and receives a response to the command from the mRFID reader unit. It is checked whether there is an error in a protocol message of the command or the response, and the command to the mRFID reader unit according to a check result is re-transmitted.03-31-2011
20120119885Methods, Systems, and Products for Discovering Electronic Devices - Methods, systems, and products are disclosed for controlling an electronic device. A query is received at a remote control interface. A response to the query is determined. A random response interval of time is determined according to a collision avoidance mechanism. When the random response interval of time expires, then the response to the query is sent.05-17-2012
20120119884ELECTRONIC DEVICE AND METHOD FOR RFID - An electronic device comprising a first node to be coupled to a first antenna, a second node coupled to a second antenna, a third node to be coupled to a third antenna, a first comparator coupled with a first input to the first node and with a second input to a second node, a second comparator coupled with a first input to the first node and with a second input to the third node, a third comparator coupled with a first input to the second node and with a second input to the third node. Each of the first, the second and the third comparators are configured to compare a first current and a second current at the first input and the second input.05-17-2012
20120119883RFID READER DEVICE HAVING A READ-ONLY MODE, AND RELATED OPERATING METHODS - A method of operating a radio frequency identification (RFID) reader device is presented. The method begins by operating the RFID reader device in a read-only mode, during which the RFID reader device does not generate tag interrogation signals. The method continues by receiving a tag response signal generated from an RFID tag being interrogated by an interrogator device that is distinct and separate from the RFID reader device. The tag response signal is received by the RFID reader device while it is operating in the read-only mode. The method continues by determining a location of the RFID tag, wherein the location is determined based at least in part on information associated with the received tag response signal.05-17-2012
20110025472CONNECTION PORT SYSTEM - A system comprises a RFID chip, a connection port coupled to an external apparatus, and an interface unit configured to electrically couple the connection port to the RFID chip.02-03-2011
20100079256Monitoring Responsive Objects in Vehicles - A vehicle for carrying responsive objects is outfitted with a proxy for the responsive objects. The vehicle is also outfitted with a sensor that detects which responsive objects it is carrying and sensor that detect environmental conditions (e.g., temperature, humidity, barometric pressure, etc.) inside and outside of the vehicle. When an inquiry is directed to a responsive object in the vehicle, the proxy intercepts the inquiry and responds with the status of the vehicle. In accordance with the illustrative embodiment, the responsive objects use different protocols, and the proxy is multi-lingual in the sense that it can communicate with the inquirer with the same protocol that is used to communicate with the responsive object. In this way, the illustrative embodiment provides a mechanism for monitoring the location and condition of responsive without some of the costs and disadvantages for doing so in the prior art.04-01-2010
20090153304SIDE LOADED SHORTED PATCH RFID TAG - An RFID tag includes a circuit board assembly having a substrate comprised of a material with a high dielectric constant of greater than approximately 4 and having a first side and a second side. A patch antenna is mounted to the first side of the substrate. A metallic ground plane is mounted to the second side of the substrate, and an RFID circuit is at the second side of the substrate. A shorting wall includes a plurality of through holes extending through the substrate and interconnecting the antenna with the ground plane. The plurality of through holes are generally linearly arranged relative to each other along an edge of the ground plane. An electrically conductive via extends through the substrate and interconnects the antenna with the RFID circuit. The via is at a distance from the shorting wall whereby an impedance of the RFID circuit approximately matches an impedance of the antenna. A backplane is coupled with the ground plane, on a side of the ground plane opposite the substrate.06-18-2009
20100321165RFID READER PERFORMING IMPEDANCE MATCHING TO PREVENT PERFORMANCE DETERIORATION - A radio frequency identification (RFID) reader is provided. The RFID reader performs impedance matching based on a radio frequency (RF) signal received from a tag and whether the RFID reader has been attached to a human body, thereby prevent performance deterioration caused by an impedance change of an antenna due to permittivity of the human body when the RFID reader is used being attached to the human body.12-23-2010
20100321164INDUCTIVE EVALUATION OF THE COUPLING FACTOR OF AN ELECTROMAGNETIC TRANSPONDER - A method for evaluating the current coupling factor between an electromagnetic transponder and a terminal, wherein a ratio between data representative of a voltage across an oscillating circuit of the transponder and obtained for two pairs of inductive and capacitive values of this oscillating circuit is compared with one or several thresholds, the two pairs of values preserving a tuning of the oscillating circuit to a same frequency.12-23-2010
20110133903IDENTIFICATION OF OBJECTS USING FREQUENCY CHARACTERISTICS OF RFID TAGS - An apparatus that identifies an object includes a frequency detector (06-09-2011
20100253482AUTOMATIC PAYMENT SYSTEM FOR THE URBAN PARKING PHASES OF VEHICLES USING RADIO FREQUENCY (RFID) - An automatic payment system for the urban parking phases of vehicles using radio frequency (RFID), contemplating the implementation of a hybrid card for radio frequency identification (RFID-smartcard) which is installed inside the vehicle, integrated by blocks into which the system, together with the communication protocols used, has been divided, and has a series of buttons and an LCD display for the user to interact with the system without needing any other additional device and in which an ultra high frequency (UHF) RFID tag reader/writer, together with a passive tag adhered thereto, is placed, the objective of which will be to read and write the necessary data on the passive tag, which can in turn be read by an external, portable, neither fixed nor stationary RFID reader.10-07-2010
20100176932MAIL ALERT SYSTEMS AND PROCESS - A process for receiving, assigning/cataloging, distributing, and notifying regarding mail parcels. An exemplary process may include (1) receiving mail such as bulk mail, correspondence, certified mail, and packages; (2) assigning/cataloging a classification code to each parcel of mail based on the type of mail (as ascertained based on the name of the sending party/business) with classification codes such as legal, medical, perishables, etc., (3) distributing the mail to the intended recipient; and (4) notifying the recipient of the delivery and type of mail parcel. In some processes, the notification of the recipient may be automated such that when the parcel is placed in or near a box or receptacle assigned or reserved by the recipient, a machine may read the classification code and then automatically transmit the information to the recipient.07-15-2010
20100117805POWER SUPPLY CONTROL METHOD FOR RADIO-FREQUENCY IDENTIFICATION READER IN MOBILE TERMINAL - A power control method for an RFID reader in a mobile terminal includes the steps of: checking a driving mode of a display in a standby mode where no power is supplied to the RFID reader; if the driving mode of the display is a sleep mode, maintaining the RFID reader in the standby mode, and if the driving mode of the display is an operation mode, checking an RFID menu interface; and if the RFID menu interface has no RFID automatic detection function settled therein, maintaining the RFID reader in the standby mode, and if the RFID menu interface has an RFID automatic detection function settled therein, supplying power to the RHO reader so that the RFID reader is switched to a read mode.05-13-2010
20120146771RADIO COMMUNICATION APPARATUS AND RADIO COMMUNICATION METHOD - According to one embodiment, a radio communication apparatus includes a transmitting and receiving section, a preamble detecting section, a data detecting section, and a response-time setting section. The transmitting and receiving section transmits an inquiry signal to a radio tag and receives a response signal returned from the radio tag. The preamble detecting section detects, within a period set with reference to transmission timing of the inquiry signal, a preamble included in the response signal returned by the radio tag that receives the inquiry signal. The data detecting section detects, when the preamble is detected, data included in the response signal. The response-time setting section sets, according to a parameter peculiar to the apparatus, a response time from the reception of the response signal from the radio tag until the transmission of the next inquiry signal to the radio tag by the transmitting and receiving section.06-14-2012
20100079255METHOD AND APPARATUS FOR RESPONDER ACCOUNTING - A method and apparatus for accounting for responders at a site, includes obtaining a first RFID from a scanning of a responder radio performed in a vicinity of the site; determining, by using the first RFID, a responder identity from a RFID database that associates each one of a plurality of responder identities to a corresponding responder radio RFID; adding at least one of the responder identity and the first RFID to an active responder database for the site; initiating an acknowledgement to the responder radio; obtaining a second RFID as a result of a second scanning; and removing the responder identity from the active responder database when the second RFID matches the first RFID.04-01-2010
20110260839AUTONOMOUS BATTERY-FREE MICROWAVE FREQUENCY COMMUNICATION SYSTEM - An autonomous battery-free microwave frequency communication device which includes a capacitance, at least one antenna, a microwave energy harvesting system, a microwave frequency transceiver, and a control system. The energy harvesting system is configured to harvest and store microwave energy received via the antenna onto the capacitance. The transceiver is empowered by energy stored on the capacitance, and is configured to autonomously generate a microwave frequency carrier and to autonomously transmit information using the microwave frequency carrier according to a predetermined communications protocol via the antenna. The control system is empowered by energy stored on the capacitance, and is configured to provide information for transmission. Energy may be harvested from various communication forms, such as wireless network protocols or cellular communications. The frequency band from which energy is harvested may differ from the frequency band used for communications. The energy storage enables autonomous communications with external devices according to common or standard wireless communication protocols.10-27-2011
20100066507Automated Control System for Multi-Level Authority to Operate Electronic and Electrical Devices - The invention relates to an automated control system for multi-level authority to operate electronic and electrical equipment, said system comprising one or more wireless or wired controlled devices and one or more separate communicator and/or transmitter devices for an operation authorizing code and/or separate user identifiers for communicating the codes to a customer or a device. In the process of granting authorities to operate, the system utilizes, as positional data for a user or a device, the base station information of a mobile phone network and/or at close range a wired or wireless communication link, such as a bluetooth communication link.03-18-2010
20110181398Method for Adjusting the Transmission Time of a Continuous Wave and Reader Thereof - A reader and method for adjusting the transmission time of a continuous wave (CW), wherein the method comprises setting an initial value for a response waiting time, sending the CW to a tag after sending a command to the tag and waiting for a response from the tag, judging whether the response from the tag is received within the response waiting time. If the response from the tag is received within the response waiting time, then sending of the CW is stopped and the response waiting time is adjusted. If the response from the tag is still not received beyond the response waiting time, then sending of the CW is stopped. The time for the reader to wait for a response from the tag is far less than 20 ms. Consequently, a command failure can be found early, so as to improve the processing efficiency of an RFID system.07-28-2011
20110148595Apparatus and Method for Integrating a Transmitting Device and a Battery Pack - An apparatus is provided that includes a processor mounted on a battery pack and a communication pathway from the processor to an electronic device comprising power battery contacts. The apparatus also includes an antenna mounted on the battery pack and coupled to the processor and adapted to transmit and receive data. A method is provided that includes installing an integrated chip including a processor and an antenna on a battery pack. The method also includes coupling the integrated chip and an electronic device when the battery pack is installed in the electronic device using power battery contacts. A high frequency signal superimposed on a direct current carried through the power battery contacts operates to send data between the processor and the electronic device.06-23-2011
20100026466Passive Radio Frequency Data Logger - A radio frequency identification device is configured as a data logger. In a logging mode the radio frequency identification device logs information received from a transmitter. In an upload mode the radio frequency identification device is configured to upload to a receiver logged information and/or information identifying the radio frequency identification device. Optionally, the logging mode is used when there is insufficient power to send a readable response signal to the transmitter.02-04-2010
20100123558METHOD FOR MEASURING SPEED OF VEHICLE USING RFID, RFID READER FOR MEASURING SPEED OF VEHICLE, AND SYSTEM FOR COLLECTING VEHICLE INFORMATION USING THE SAME - A technique for simultaneously acquiring vehicle identification information and speed information of an RFID tag-attached vehicle by calculating the vehicle speed by using a Doppler shift value extracted from transmission and reception signals between the RFID tag and the RFID reader is disclosed. A method for measuring a vehicle speed by using an RFID reader installed right up on the road or at the roadside includes: transmitting a continuous wave; receiving a reflected wave with respect to the continuous wave from an RFID tag attached to a vehicle which has received the continuous wave; extracting a Doppler shift value from the continuous wave and the reflected wave; and calculating the speed of the vehicle by using the Doppler shift value.05-20-2010
20120306626Article Storage Equipment and Method of Operating Same - Article storage equipment includes a passive-type RFID tag storing identification information of an article storage container and provided in a portion of an outer periphery of the article storage container overlapping above a plate-like member with the article storage container being placed on a storage unit, and control means configured to perform a reading-out operation process for controlling operation of conveying means when execution of an article confirmation process for allowing a RFID reader to read out the identification information of the RFID tag provided in the article storage container stored in the storage unit is instructed to extend an article supporting member to a projecting position at a fetching level, raise the article supporting member to a target reading-out level higher than the fetching level by a raised amount for reading, and then lower the article supporting member to the fetching level to be withdrawn to a retracted position.12-06-2012
20110304441MULTILANE VEHICLE TRACKING SYSTEM - A vehicle tracking system and method of tracking vehicles in multiple traffic lanes is disclosed. One system includes an RFID reader including a plurality of antenna ports. The system also includes a first antenna connected to a first antenna port of the plurality of antenna ports, the first antenna oriented toward a first lane of traffic. The system further includes a second antenna connected to the first antenna port and oriented toward a second lane of traffic. The system also includes a third antenna connected to a second antenna port of the plurality of antenna ports, the third antenna oriented toward the first lane of traffic. In some cases, the RFID reader is configured to detect the existence of a vehicle in a lane based on detection of an RFID device associated with the vehicle at two or more of the plurality of antenna ports.12-15-2011
20120038465SYSTEM AND METHOD FOR RESPONDING TO A REQUEST RECEIVED AT AN OBJECT WITH AN RFID DEVICE - A method and system for responding to a request received at an object with a radio frequency identification (RFID) device is described. In one embodiment, a method for responding to a request received at an object with an RFID device is described. The method for responding to a request received at an object with an RFID device involves receiving a request at an RFID device, providing the request from the RFID device to a component of the object, and processing the request at the component of the object. Other embodiments are also described.02-16-2012
20110050399METHOD AND APPARATUS FOR COMMUNICATION IN ULTRA-WIDE BANDWIDTH RFID SYSTEMS - A method for communication in ultra-wide bandwidth RFID systems includes the steps of generating through a transceiver device an interrogation signal composed of at least a sequence of equally time spaced pulses within a period and transmitting the signal to at least one RFID identification device which generates a response signal and transmits it back to the transceiver device. The interrogation signal is coded according to a numerical coding sequence. The response signal is generated by varying, in each period of the pulse sequence of the interrogation signal, a polarity of pulses using the numerical coding sequence. An apparatus for communication in ultra-wide bandwidth RFID systems includes a transceiver device and a RFID identification device, suitable for communicating with each other. The RFID identification device includes a backscatter modulator suitable for modulating a signal reflected by an antenna of an identification device RFID.03-03-2011
20100097193LIFESTYLE MANAGEMENT SYSTEM AND METHOD - A system for use by a person to evaluate an edible item having a nutritional content is provided. The edible item is associated with a menu. The system includes an RFID tag associated with the menu and encoded with information regarding at least a portion of the nutritional content of the edible item. The system also includes a portable electronic device including an RFID tag reader and a display, the RFID tag reader being configured to obtain the information regarding at least the portion of the nutritional content encoded by the RFID tag and display at least a portion of the obtained information from the RFID tag on the display. Automated feedback may also be provided based on predetermined lifestyle plan including nutritional goals, to aid the person in evaluating the edible item.04-22-2010
20110316675APPARATUS FOR COMMUNICATING WTIH RFID TAG - The disclosure discloses an apparatus comprising: an apparatus antenna; a signal transmitting portion configured to transmit a response request signal; an information obtainment portion configured to obtain tag identification information of the RFID tag circuit element; an identification information storage portion configured to store the tag identification information obtained; a calculation portion configured to calculate a duplicated obtainment ratio by the number of redundantly obtained pieces of information of a current obtainment result of the tag identification information to a past obtainment result of the tag identification information stored in the identification information storage portion and by the obtainment result; a comparison portion configured to compare the duplicated obtainment ratio with a threshold value; and a communication control portion configured to execute communication control of widening or narrowing a communication range in the case that the duplicated obtainment ratio is less than or exceeds the threshold value.12-29-2011
20120044057PAIRING METHOD OF DEVICE USING MILIMETER WAVE BAND AND DEVICE FOR PERFORMING THE SAME - The pairing method of first and second devices each having a communication function using a millimeter wave band, includes: determining, by the first device, whether or not the a security code of the second device has been registered; when the first device determines that the security code of the second device has been registered, transmitting, by the first device, an activation command instructing the second device to perform millimeter wave band communication, a device ID, and the security code of the second device to the second device through RFID communication; and when the first device receives a message indicating that the second device is ready for millimeter wave band communication from the second device, activating, by the first device, an element for performing communication using the millimeter wave band.02-23-2012
20120001735EXTENDED RANGE PASSIVE WIRELESS TAG SYSTEM AND METHOD - A passive wireless tag assembly comprises a plurality of antennas and transmission lines interconnected with circuitry and constructed and arranged in a Van Atta array or configuration to reflect an interrogator signal in the direction from whence it came. The circuitry may comprise at least one surface acoustic wave (SAW)-based circuit that functions as a signal reflector and is operatively connected with an information circuit. In another embodiment, at least one delay circuit and/or at least one passive modulation circuit(s) are utilized. In yet another embodiment, antennas connected to SAW-based devices are mounted to at least one of the orthogonal surfaces of a corner reflector.01-05-2012
20120007719WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD - A wireless communication device includes a transmitter configured to transmit test signals a predetermined number of times at an interval shorter than a transmission interval of data signals and a processor configured to measure reception status of a plurality of acknowledgement signals transmitted back in response to the respective test signals transmitted by the transmitter.01-12-2012
20120007718RADIO FREQUENCY IDENTIFICATION SIGNAL RECEIVING DEVICE AND POSITIONING SYSTEM USING THE SAME - An RFID signal receiving device includes a receiving element disposed inside an electromagnetic absorption shell. Radio frequency signals emitted from a signal source can only enter the interior of the electromagnetic absorption shell through a window formed on the electromagnetic absorption shell. Therefore, only the radio-frequency signals which pass the windows can be received by the receiving element, so as to define a viewing angle of the receiving element through the window. Through the window, the directional receiving characteristic of the RFID signal receiving device is achieved by relatively a simpler structure.01-12-2012
20120007716RFID TAG TRACKING SYSTEM AND RFID TAG TRACKING METHOD - A radio frequency identification (RFID) tag tracking system is provided for performing an RFID tag tracking method. The RFID tag tracking system includes an RFID tag, at least one RFID reader, and a backend-server. The RFID tag periodically emits tag signals having different original signal strengths, and the original signal strength of each tag signal determines a signal receiving boundary relative to the RFID tag. The RFID reader is used to receive the tag signals, and the tag signal that can be received by the RFID reader receives the tag signals, and determines one or more receivable signals which cab be received by the RFID reader among the tag signals. The backend-server determines a possible position area of the RFID tag relative to the RFID reader according to the signal receiving boundary of the receivable signal.01-12-2012
20100277285Systems and methods for communication with RFID tags - Communication between a multi-band RFID tag device that communicates on first and second bands with other devices may be enabled, using a bidirectional communication bridging device that converts first band signals of the RFID tag device to third band signals of another device, and vice-versa. Examples of third band-capable devices that may be bridged for communication with the first band of a RFID tag device include WiFi devices such as smart phone, notebook computer, WLAN router or any other type of WiFi enabled device. In one example, a tag interface control device may be provided in the form of a WiFi-enabled handheld unit that communicates with a multi-band RFID tag through a bridging device using NBFM radio frequency (RF) communications to retrieve or change stored data and/or change the tag operation. Such a WiFi-enabled handheld unit may be configured to be relatively small, portable, and/or battery or wireless-powered.11-04-2010
20110063088RFID DETECTION AND IDENTIFICATION SYSTEM FOR IMPLANTABLE MEDICAL DEVICES - An RFID tag is disposed within a hermetically sealed housing of an IMD. Low frequency RFID interrogators and tags are used, and the housing walls are made of materials, and/or are reduced in thickness, to facilitate RF communication between the RFID tag and an RFID reader/interrogator programmer. An RFID reader/interrogator may be used which has a limited transmit time and time-out period to avoid interference with the operation of the IMD.03-17-2011
20110080268SALES DATA PROCESSING APPARATUS AND DATA PROCESSING METHOD - According to one embodiment, a sales data processing apparatus includes: a commodity-information reading section configured to read, from a scanner, commodity information included in a code symbol attached to a commodity; and a tag invalidating section configured to invalidate an RFID tag attached to the commodity, when the commodity-information reading section reads the commodity information.04-07-2011
20120062369WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD, RADIO EQUIPMENT, AND DATA TRANSMITTER - Provided is a wireless communication system including a first radio equipment that transmits first data using first radio waves, a data transmitter that outputs a second radio wave generated by modulating the first radio wave according to second data to be transmitted, and a second radio equipment that receives the first radio wave and the second radio wave, and separates and demodulates the first data transmitted from the first radio equipment and the second data transmitted from the data transmitter contained in the received radio waves.03-15-2012
20100245054Near Field Radio Frequency Communication System - Disclosed is a near field radio frequency communication system. The near field radio frequency communication system comprising: a master RFID/USN device which comprises a plurality of antennas to sequentially shower an energy signal through the antennas; and a slave RFID/USN device which generates a first power using the energy signal, detects a power level of the first power, and transmits a information created based on the power level to the master RFID/USN device, wherein the master RFID/USN device creates a first position information of the slave RFID/USN device related to a direction by determining an antenna used to communicate with the slave RFID/USN device, and a second position information of the slave RFID/USN device related to a distance using the information created based on the power level.09-30-2010
20100207739METHODS AND APPARATUSES TO IDENTIFY DEVICES - Embodiments of the present invention include systems with Readers and Tags in which a Reader queries the Tags with a parameter that includes a level of probability of reply according to which the Tags individually and randomly decide whether or not to reply. In one embodiment, the Tags can switch between two states: A and B. The query command also specifies a state (A or B) so that only the Tags in the specified state can reply. After successfully sending the Tag identification data from a Tag to the Reader, the Tag switches to the other state from the specified state. In one embodiment, the operations about the two states are symmetric. In one embodiment, the Tags can remember the parameters used in a query so that a short form of query command can be used to repeat the query with the same query parameters.08-19-2010
20100176931IDENTIFYING A PLURALITY OF DEVICES - A method and apparatus of identifying a plurality of devices connected along a common communications link is disclosed. A control station scans the devices by sending a succession of interrogation signals along the communication link, the interrogation signals comprising a representation of the identification numbers of the devices. A first scan is carried out with interrogation signals identifying a first level of the range of identification numbers, and each device is programmed to generate, and to send to the control station, a response signal that comprises its complete identification number and a checksum, upon receipt of a scan signal applicable thereto. Successive scans are carried out by the control station, adding the next higher level of the range of identification numbers, wherein upon completion of a scan that does not give rise to invalid responses, the previously-paused scan is resumed.07-15-2010
20090058614ELECTRONIC IDENTIFICATION DEVICE OR TRANSPONDER FITTED WITH TWO ANTENNAE TUNED TO DIFFERENT FREQUENCIES - The electronic identification device or transponder (03-05-2009
20090058615CLOTHING HISTORY APPLICATION AND METHOD FOR MOBILE STATION HAVING AN INTEGRATED TRANSPONDER READER - The various embodiments provide an application with which a mobile station having a transponder reader may record a clothing item's date of wear, a list of other items it was worn with, etc., and a plurality of Global Positioning System (GPS) locations where the clothing item was worn at particular times. The data may be recorded by explicit action of the wearer, and may further include recording who the wearer communicated with, and identify nearby devices belonging to members of the wearer's social network. The information recorded may be provided to a server to create a clothing history record transferable with an article of clothing.03-05-2009
20120299707USER COMMUNICATION DEVICE BASED CARD PRESENCE MONITORING AND ACCOUNT STATUS CONTROL - A sensor of a communication device detects whether a card associated with an account is present within a range. Responsive to the communication device detecting the card is outside the range of the sensor longer than a user specified time limit, the communication device sends a first communication to an account provider system via a network for the card to automatically place an account associated with the card on hold, wherein the account provider system blocks transactions to the account when the account is placed on hold. Responsive to the communication device detecting the card return within the range of the sensor, the communication device sends a second communication to the account provider system via the network to automatically reactivate the account associated with the card, wherein the account provider system allows transactions to the account when the account is reactivated.11-29-2012
20120075077RFID Interrogator with Improved Symbol Decoding and Methods Based Thereon - An improved Interrogator (and method of operation) for use in a radio frequency identification system wherein at least one tag modulates a radio frequency signal by modulated backscatter operations.03-29-2012
20120075076TERMINAL FOR LINE-OF-SIGHT RFID TAG READING - There is provided a terminal for use in determining which of one or more candidate RFID tags having unique data stored thereon is a target RFID tag within a line-of-sight of the terminal. The terminal can comprise program instructions to direct an RFID reading device of the terminal to perform a number of reads of the one or more candidate RFID tags in response to determining that an object is present in the line-of-sight, to calculate an accumulated RSSI of each of the one or more candidate RFID tags, and to determine the target RFID tag from a highest accumulated RSSI. In one embodiment, the unique data can be an EPC. There is also provided a terminal for use in converting an EPC into a decoded bar code. The terminal can comprise program instructions to transmit the decoded bar code to a computer such as an electronic cash register.03-29-2012
20100271187WEARABLE RFID SYSTEM - Apparatus and methods are provided for automatically interrogating a tagged object using radio frequency identification (RFID) when the object is moved. In one embodiment, a worker is outfitted with a wearable RFID system including an RF antenna, an RFID reader, and a holder to hold the antenna and reader during operation. The system is worn by the worker while the worker moves objects from one place to another. When the worker moves an object with an attached RFID tag, the antenna automatically begins scanning for signals from the object's RFID tag. When a RF signal is received by the antenna, the RFID reader collects the signal and transmits it to a host system which processes the signal to obtain information related to the object to which the RFID tag is attached.10-28-2010
20120182131WIRELESS TAG DEVICE, STORAGE MEDIUM STORING CONTROL PROGRAM FOR WIRELESS TAG DEVICE, AND CONTROL METHOD FOR WIRELESS TAG DEVICE - A wireless tag device can communicate with an inquiry device includes: a local terminal storage unit storing local terminal identification information which can be discriminated from another wireless tag device; a reception detection unit detecting a signal transmitted from the inquiry device or another wireless tag device; an inquiry signal receiving unit receiving the detected inquiry signal if the inquiry signal is transmitted using a first frequency from the inquiry device; a reply signal transmitting unit transmitting a reply signal in response to the inquiry signal using a second frequency different from the first frequency; and a report signal transmitting unit transmitting a report signal including the local terminal identification information stored in the local terminal storage unit using a third frequency different from the second frequency if the inquiry signal transmitted from the inquiry device cannot be detected continuously in a specified time period in the reception detection unit.07-19-2012
20120262279SYSTEM AND METHOD FOR IDENTIFYING A GENUINE PRINTED DOCUMENT - A system and method for verifying that a document is included in a document management system is disclosed. This system and method includes scanning of a scan track of a document, generating document data dependently upon the scanning, comparing the generated document data to stored document data, the stored document data generated dependently upon a prior scanning of the scan track of the document, and outputting an indication of the document being included in the document management system as determined by the comparing.10-18-2012
20100328046AUTHENTICATION OF A TERMINAL BY AN ELECTROMAGNETIC TRANSPONDER - A method of authentication of a terminal generating a magnetic field by a transponder including an oscillating circuit from which a D.C. voltage is generated, wherein at least one quantity depending on the coupling between the transponder and the terminal is compared with at least one reference value.12-30-2010
20100328045Noncontact communication apparatus and noncontact communication method - A noncontact communication apparatus is disclosed which includes: an antenna resonance circuit configured to have a coil for communicating with an opposite party through electromagnetic coupling; a changing block configured to change a Q-factor of the antenna resonance circuit; and a control block configured to control the antenna resonance circuit to transmit and receive data to and from the opposite party at one of a plurality of communication speeds prepared beforehand, the control block further controlling the changing block to reduce the Q-factor the higher the communication speed in use.12-30-2010
20100328044INDUCTIVE POWER SYSTEM AND METHOD OF OPERATION - An inductive power pad (12-30-2010
20080297322System for determining a relative location of a plurality of items upon a plurality of platforms - A system is described for determining a relative location of a plurality of items upon a plurality of platforms. The system may include a memory, an interface, and a processor. The memory may store a first item, a second item, a first period of time and a second period of time. The interface may be operative to communicate with a user and an antenna. The antenna may be able to detect an item for a period of time. The processor may be operative to receive from the antenna, via the interface, the first item, the first period of time, the second item and the second period of time. The processor may determine whether the periods of time overlap. If the periods of time overlap the processor may communicate to the user that the items are upon the same platform, otherwise that the items are on consecutive platforms.12-04-2008
20120081212REMOTE ACTIVATING DEVICE - A remote activating device remotely activates a device to be activated connected to a first network and a second network. The remote activating device includes a first interface connected to the first network, a second interface connected to the second network, an arrival confirmation processing unit that transmits an arrival attribute confirmation signal to the device to be activated using the first interface and confirms whether or not the arrival attribute confirmation signal has arrived at the device to be activated, and a judging unit that decides the first interface as an activation signal transmitting interface when the arrival attribute confirmation signal has arrived at the device to be activated and decides the second interface as the activation signal transmitting interface when the arrival attribute confirmation signal has not arrived at the device to be activated.04-05-2012
20100231360WAVE ANTENNA WIRELESS COMMUNICATION DEVICE AND METHOD - A wireless communication device coupled to a wave antenna that provides greater increased durability and impedance matching. The wave antenna is a conductor that is bent in alternating sections to form peaks and valleys. The wireless communication device is coupled to the wave antenna to provide wireless communication with other communication devices, such as an interrogation reader. The wireless communication device and wave antenna may be placed on objects, goods, or other articles of manufacture that are subject to forces such that the wave antenna may be stretched or compressed during the manufacture and/or use of such object, good or article of manufacture. The wave antenna, because of its bent structure, is capable of stretching and compressing more easily than other structures, reducing the wireless communication device's susceptibility to damage or breaks that might render the wireless communication device coupled to the wave antenna unable to properly communicate information wirelessly.09-16-2010
20120326847SECURE TAG MANAGEMENT METHOD AND SYSTEM - A system, server and methods are described for initiating a desired function or sequence of functions in a mobile communications device such as a mobile phone by scanning a contactlessly readable tag, such as an RFID (NFC) tag. An app running on the mobile communications device uses the unique tag identifying data of the tag to address a tag management server and fetch instructions and/or data, from the tag management server for performing the desired function on the mobile communications device, the instructions and/or data being selected from data records on the server on the basis of the tag identifying data. Further parameters from the tag and/or from the mobile communications device may be provided to the tag management server for selecting the instructions and/or data required for performing the desired function in the mobile communications device.12-27-2012
20100219940ESTIMATING METHOD, ESTIMATING SYSTEM AND PROGRAM - To estimate a tag read status of a passive RFID system in an actual operation environment. A method for estimating, by simulation, a tag read status of an RFID system comprises the steps of calculating the power supply activation status of each of one or more tags having IDs within a range in which the tag moves; and analyzing the operation of a collision avoidance protocol provided in the RFID system. The tag has a state parameter representative of the state of the tag. For a command signal in conformance with the collision avoidance protocol, the operation and state parameter of the tag are changed in accordance with the power supply activation status when the command signal is being processed in the tag.09-02-2010
20120286937Visual RFID Tags and Interactive Visual RFID Networks - RFID driven display system components such as wireless displays (visual RFID tags) and multi-antenna wireless RFID readers that monitor/control the RFID driven displays in order to provide visual real-time information to display viewers and/or provide useful information to a central processing station that monitors the status of and/or updates the RFID driven displays, networks including one or more of the components, and methods for using the RFID driven display system components to monitor assets in applications such as inventory control and manufacturing.11-15-2012
20120139711METHOD AND APPARATUS TO ESTIMATE THE NUMBER OF TRANSPONDERS IN A FIELD - A total number of transponders in an interrogation field is estimated or determined based on demodulated baseband direct and quadrature components from a plurality of collided responses from multiple transponders, including collided responses from which information encoded therein cannot be recovered, and would conventionally be discarded. A query or Q value may be set without an a priori knowledge of the actual number or even approximate number of transponders in the field of the interrogator or reader. Such may allow transponders to be quickly and efficiently singulated, for example in a single pass, and information read from and/or written to singulated transponders.06-07-2012
20110156881READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit.06-30-2011
20080238629RF transceiver system with adjustable transmission parameters and methods for use therewith - A circuit includes a transceiver coupled to transmit an outbound signal in accordance with a plurality of transmit parameters to at least one remote station and receive a inbound signal from the at least one remote station. The transceiver detects a packet transmission failure, selects one of a plurality of transmission failure causes, and adjusts at least one of a plurality of transmit parameters, based on the selected one of the plurality of transmission failure causes.10-02-2008
20080231426METHOD AND APPARATUS FOR WIRELESS MANAGEMENT OF ARTICLES - The present invention is directed to method and apparatus for wireless management of articles. The method is implemented by a master RFID tag. The method includes transmitting at least one first RFID read signal to a plurality of RFID tags local to the master RFID tag and receiving a first RFID response signal from each of the plurality of RFID tags in response to the at least one first RFID read signal. Each of the first RFID response signals includes an identifier associated with an article. The method further includes storing each of the identifiers and, responsive to receipt of a second RFID read signal from an RFID reader, transmitting a second RFID response signal. The second RFID response signal includes data associated with the identifiers. Embodiments of the present invention are also directed to a master RFID tag comprising an RFID tag communication unit, a memory unit and an RFID reader communication unit.09-25-2008
20080224828TAG COMMUNICATION APPARATUS AND TAG COMMUNICATION SYSTEM - A first tag communication apparatus is adapted to perform radio communications with a second tag communication apparatus and an RFID tag provided on a moving object. A controller is operable to cause an antenna to transmit first radio waves while changing a first direction that the first radio waves are transmitted. A receiver is operable to receive a second radio waves transmitted from the second tag communication apparatus. An extractor is operable to extract, from the second radio waves, synchronizing information indicative of a timing that the second tag communication apparatus changes a second direction that the second radio waves are transmitted therefrom. A synchronizer is operable to synchronize a timing that the controller changes the first direction with the timing that the second tag communication apparatus changes the second direction, based on the synchronizing information.09-18-2008
20100052865MULTIPLE FREQUENCY DETECTION SYSTEM - A multiple frequency detection system allows the seamless integration of an almost ideal EAS function with an RFID function. While not being limited to a particular theory, the preferred embodiments integrate EAS technology at, for example, 8.2 MHz or 14 MHz, and RFID technology at, for example, 13.56 MHz in a common antenna package. The use of standard RFID frequencies as forcing functions will allow for the easy packaging of EAS with RFID and have a true roadmap of a scalable technology.03-04-2010
20110273279VEHICLE SYSTEM INTERACTION USING REMOTE DEVICE - A method for querying a vehicle system from a remote wireless device includes receiving an inquiry at a cellular transceiver included in a vehicle. The inquiry is sent from a remote server in communication with the remote wireless device and initiated by the remote wireless device. The method includes accessing one or more vehicle systems in accordance with the inquiry and querying the accessed one or more systems in accordance with the inquiry. The method also includes receiving information in accordance with the query from the one or more systems that were queried and transmitting the received information to the remote server through the cellular transceiver, for further transmission to the remote wireless device.11-10-2011
20130093572Antenna Switching Arrangement - An antenna switching arrangement with a quadrature arrangement of transmission lines through which a desired signal path may be configured via switches selectively grounding junctions of the switching arrangement. The desired path routing a signal from an input port to one or both of first and second output ports to generate a signal with vertical linear polarization, horizontal linear polarization or circular polarization. The selected polarization may be changed as desired and/or multiple antenna switching arrangements applied to enable simultaneous signals with different polarizations.04-18-2013
20130099899Systems and Methods for Verifying a Chip - Disclosed is a system and method for verifying a chip having a memory. Remanufacturers of imaging devices, such as inkjet printers or electrostatic printers, often have to use a replacement chip in order to reuse an imaging cartridge. It is desirable to have a system and method for determining if the replacement chip is suitable for use with a specific imaging cartridge. Also, it may be desirable to confirm that the chip was manufactured by a specific manufacturer. The disclosed system and method allow the remanufacturer a reliable and efficient way to verify chips.04-25-2013
20100073143TRANSPONDERS AND METHODS FOR OPERATING A TRANSPONDER - In a method for operating a transponder (03-25-2010
20090102612RFID RECORD AND VERIFICATION SYSTEM AND METHOD OF USE FOR PATIENT UNDERGOING RADIATION THERAPY - A system and method for providing radiation therapy to a patient is disclosed. The system includes at least one RFID tagged component, e.g., a patient positioning device, to be used when the patient is to be given radiation therapy treatment. The at least one component is specifically selected for use with the patient. The RFID tag holds information relevant to the patient. The tag is interrogated by a reader to produce a signal used by an associated computer system to verify the patient and component location and presence in the room where the treatment is to be given. The system and method enables one to determine the location of each patient, selected facility personnel and all the components for a particular patient's treatment In addition the system and method enables one to determine the time the patient and/or staff member and/or component spends at a given location for a particular treatment.04-23-2009
20080197983Conditional RFID - A RFID tag includes logic to compare information in a received signal with conditional response criteria, and to respond to the received signal with an RFID only if the information satisfies the conditional response criteria.08-21-2008
20080197982RFID SYSTEM WITH LOW COMPLEXITY IMPLEMENTATION AND PALLET CODING ERROR CORRECTION - 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.08-21-2008
20100308975RFID RECEIVING PROCESS FOR USE WITH ENTERPRISE RESOURCE PLANNING SYSTEMS - A Radio Frequency Identification (RFID) receiving method for use with an Enterprise Resource Planning (ERP) system is provided. The method includes reading, at a receiving point, information from RFID tags included on delivered items, which are not recorded on an Advanced Shipment Notification (ASN). An item arrival journal including item arrival lines is generated. By calling a mapping form, the item arrival lines are displayed along with RFID tag information indicative of delivered items. Then, mapping form logic is used to automatically map at least some of the delivered items corresponding to the RFID tags to item arrival lines to thereby match delivered items with ordered items.12-09-2010
20110234383SPACED APART EXTENDED RANGE RFID TAG ASSEMBLIES AND METHODS OF OPERATION - An RFID tag assembly for use in tracking or timing of a progress of a user and the method of operating thereof the assembly including an RFID tag having a mounting substrate with an exposed first planar surface and an opposing second planar surface with one adapted for selective attachment to a surface of a carrier and an RFID semiconductor chip having a predetermined operating frequency with an antenna interface mounted on the second planar surface, a conductor, an antenna and a spacer composed of a foam material that is non-conducting and non-absorbing of a substantial amount of energy at the predetermined operating frequency that is attached to the at least one of the first and second planar surfaces of the mounting substrate and is positioned between a surface of the body of the user and the RFID tag for positioning at a minimum spaced apart distance from the surface of the body of the user during operation of the RFID tag.09-29-2011
20110234382COUPLED RADIO FREQUENCY IDENTIFICATION (RFID) AND BIOMETRIC DEVICE - A Radio Frequency Identification (RFID)-based identification device can comprise first and second RFID antennas. When first and second RFID antennas are in a first arrangement, the resonant frequencies of the antennas can be away from an interrogation frequency such that no identification information is transferred. When the first and second RFID antennas are in a second arrangement, the resonant frequency of the identification device shifts such that identification information, including biometric data, is transferred.09-29-2011
20110234381RADIO FREQUENCY IDENTIFICATION DEVICE - A radio frequency identification (RFID) device performs a test on tag chips using a parallel test mode to reduce a test time and improve a test speed. The RFID device includes a plurality of tag chips each configured to perform a test in response to an externally applied test input signal and output a test output signal corresponding to a test result, and a test chip configured to perform a parallel test on the plurality of tag chips simultaneously in response to data, an address and a control signal applied from the outside through a pad in a test mode.09-29-2011
20130154807METHOD AND APPARATUS FOR DETECTING THE ACTIVATION OF A CALL BUTTON USING RADIO FREQUENCY IDENTIFICATION - A call button attached to a Radio Frequency Identification (RFID) tag may be activated to send an alert to appropriate personnel. Direct current voltage is received at an input of a RFID tag. Responsive to a query of an RFID reader, the RFID tag detects a state of the call button based on a level of the direct current voltage present at the input of the RFID tag. The RFID tag sends the detected state of the call button to the reader. A signal is sent from a server based on a reported state of the call button.06-20-2013
20130181820Extending the Read Range of Passive RFID Tags - An embodiment of the present invention improves the efficiency of radio frequency identification (RFID) systems and helps to extend the effective read range for certain configurations of closely spaced RFID tags. Specifically, an embodiment helps to minimize energy losses that result when there is excess energy from the excitation source. Various embodiments are directed toward using only as much of the excitation energy as necessary to power the RFID circuitry. An embodiment may have the benefit of making more of the excitation energy available to power other RFID tags nearby—thereby improving system performance and read range.07-18-2013
20130181819PHYSICAL TAG-BASED SUBSCRIPTION SERVICES - Methods and apparatus are provided for automatically subscribing to a web-based service or resource based on reading a physical tag (e.g., an RFID tag) placed within range of a network device (e.g., a home network router) in a smart home network. The tag may store basic information about the web-based service or resource. When the tag is read, the network device may automatically contact the service or resource provider in an effort to subscribe a user to that service or resource, such that the service or resource may be enabled at that network device. In this manner, the user may quickly and easily subscribe to web-based services and/or resources, without having to configure anything, select any menu choices, type in any information, etc.07-18-2013
20130187763WIRELESS COMMUNICATION SYSTEM FOR TRACKING ASSETS WITH AFFIXED ELECTRONIC SMART TAGS AND METHODS THEREOF - A wireless bidirectional communication system and method for tracking smart tags affixed to assets located within a defined area. Asset tracking is provided by a central processor operated by a user. The central processor combined with communication modules communicates with the system tags for deriving corresponding assets' locations. Communication is synchronized by way of broadcasting a clock generator signal over the communication link. The broadcasted clock signal is further used by the system for generating distinct time slots assigned to a tag by demand. Synchronizing the communication between the tags and the central processor is beneficial for maintaining reliable and short messages across the data link and maintaining low power draw from the tag battery.07-25-2013
20120007717CABLES AND CONNECTOR ASSEMBLIES EMPLOYING A FURCATION TUBE(S) FOR RADIO-FREQUENCY IDENTIFICATION (RFID)-EQUIPPED CONNECTORS, AND RELATED SYSTEMS AND METHODS - Embodiments disclosed in the detailed description include cables and connector assemblies employing a furcation tube(s) for radio-frequency identification (RFID)-equipped connectors, and related systems and methods. In one embodiment, a connector assembly is provided that comprises a cable comprising a cable end, an interior area, at least one communication line, and at least one furcation tube disposed in the interior area. The connector assembly also comprises a connector operably connected to the cable end. At least one antenna wire is configured to be electrically connected to at least one RFID tag to serve as at least a portion of an RFID antenna for at least one RFID tag. At least a portion of the at least one antenna wire is disposed inside the furcation tube in the cable. In this manner, the antenna wire is secured inside the rugged packaging of the cable to protect the antenna wire.01-12-2012
20130194076Process Monitoring System and Related Method - A process monitoring system comprises a radio frequency identification (RFID) tag disposed on a position corresponding to the component for receiving a radio-frequency (RF) signal and responding a corresponding feedback signal during a stage of the manufacturing process, an RFID reader transmitting the RF signal and receiving the feedback signal during the stage of the manufacturing process, and a determination module coupled to the RFID reader for determining a duration of the stage according to reception of the feedback signal.08-01-2013
20120086558Lane Position Detection Arrangement Using Radio Frequency Identification - A lane position detection system includes one or more RFID tags positioned at stationary locations along a traffic lane, and an RFID reader positioned and oriented near the traffic lane to interrogate the one or more RFID tags. A vehicle can be detected in the traffic lane when the RFID reader fails to receive a response from at least one of the RFID tags.04-12-2012

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