Abstract: A liquid lens includes a substrate, an anti-reflection (AR) coating, and a chipless radio frequency identification (RFID) tag. The substrate includes central and peripheral portions. The AR coating is disposed on the substrate. The chipless RFID tag is disposed in the peripheral portion to uniquely identify the liquid lens.

Abstract: An RFID system includes multiple antennas and uses amplitude and phase information of the RFID signals received by each antenna to determine the position of RFID tags in the vicinity. More than one antenna can receive the RFID signals during a single read cycle, enabling the RFID system to operate more quickly than a system that energizes antennas separately.

Abstract: Systems and methods are provided for assembling an RFID device mounted to a fabric substrate via a “flip chip” approach. The system includes a pin thermode with a tip configured to penetrate the fabric substrate. The pin thermode may include or omit a heating element, with the tip being variously configured. The tip may have a variable cross-sectional area or include a plurality of projections that separately penetrate the fabric substrate, for example. If the pin thermode includes a heating element, a body of the pin thermode may be formed of a low thermal conductivity material to allow the temperature of the tip to increase without increasing the temperature of the body to the same degree. The body may define a lumen, with the tip and/or body defining an aperture for flowing a liquid out of the pin thermode and into the region surrounding the pin thermode.

Abstract: Various embodiments of a multi-mode antenna are described. The antenna is preferably constructed having a first inductor coil and a second inductor coil. A plurality of shielding materials are positioned throughout the antenna to minimize interference of the magnetic fields that emanate from the coils from surrounding materials. The antenna comprises a coil control circuit having at least one of an electric filter and an electrical switch configured to modify the electrical impedance of either or both the first and second coils.

Abstract: Various embodiments of inductor coils, antennas, and transmission bases configured for wireless electrical energy transmission are provided. These embodiments are configured to wirelessly transmit or receive electrical energy or data via near field magnetic coupling. The embodiments of inductor coils comprise a figure eight configuration that improve efficiency of wireless transmission efficiency. The embodiments of the transmission base are configured with at least one transmitting antenna and a transmitting electrical circuit positioned within the transmission base. The transmission base is configured so that at least one electronic device can be wirelessly electrically charged or powered by positioning the at least one device in contact with or adjacent to the transmission base.

Abstract: A system of a machine includes a network of nodes distributed throughout the machine. Each of the nodes is operable to communicate through electromagnetic signals. The system also includes a radio frequency transceiver, a first antenna coupled to the radio frequency transceiver, a second antenna coupled to one or more sensor nodes, and a controller coupled to the radio frequency transceiver. The controller is configured to select at least one sensor node to interrogate, transmit one or more interrogation frequencies from the radio frequency transceiver through the first antenna to the second antenna, receive one or more sensor frequencies at the first antenna broadcast from the second antenna based on a frequency response of the at least one sensor node to the one or more interrogation frequencies, and determine one or more sensed values based on the sensor frequencies received at the radio frequency transceiver through the first antenna.

Abstract: A semiconductor substrate of an integrated circuit is protected by a coating. The semiconductor includes a front face and a rear face. To detect a breach of the integrity of a semiconductor substrate of an integrated circuit from the rear face, an opening of the coating facing the rear face of the substrate is detected. In response thereto, an alarm is generated. The detection is performed by making resistance measurements with respect to the semiconductor substrate and comparing the measured resistance to a nominal resistive value of the semiconductor substrate.

Abstract: The technology relates to a cap 1 having a head 4 and a skirt 7 with a circumferential opening area 20 characterized in that the cap 1 may include a transponder 10 including and antenna circuit 14 and a leg circuit 17 the leg circuit 17 extending to the skirt 7 and being non-releasably affixed to the opening area 20, whereby the leg circuit 17 is breakable by disruption of the opening area 20. The transponder 10 stores and is able to transmit information on the integrity of the cap 1 to a reading device.

Abstract: A peripheral device intended to be coupled in a mobile and removable manner to an electronic payment terminal having contactless communication. The peripheral device includes at least one first portion of a contactless communication of the electronic payment terminal and at least one connector that cooperates, when the peripheral device is coupled to the electronic payment terminal, with at least one complementary connector on the electronic payment terminal. The connectors form a wireline communication between the first portion of the contactless communication of the peripheral device and the electronic payment terminal.

Abstract: Provided is a sensor chip including: a board; a three-dimensional object provided on the board, the three-dimensional object being a cuboid or a cube having a first surface and a second surface facing the first surface and including an insulating material; a first coil provided on the first surface; a second coil provided on the second surface, the second coil being electrically connected to the first coil; and a magnetic measurement element provided in the three-dimensional object. Directions of magnetic fields generated in the first coil and the second coil by current for electrically conducting the first coil and the second coil are the same.

Abstract: Systems and methods are provided for labeling a piece of merchandise with a wireless communication device. In addition to a wireless communication device, the merchandise tag includes an associated label made of a washable fabric material. The wireless communication device is incorporated into the label and includes an RFID chip and a slot-loop hybrid antenna, with the antenna including a conductor sheet that defines a slot. The label is secured to a piece of merchandise at a sew line, with the sew line dividing the label into an upper portion and a lower portion. The RFID chip and the slot of the antenna, along with a relatively high conductance piece or portion of the conductor sheet, are positioned within the upper portion of the label, while a relatively low conductance piece or portion of the conductor sheet is positioned within the lower portion of the label.

Abstract: The present invention provides a tire pressure sensor, including a housing, a PCBA installed within the housing, a power supply device installed within the housing and electrically connected to the PCBA, and an antenna connected to the PCBA. The antenna is wrapped around the PCBA, and at least one turn of the antenna is wrapped around the PCBA. An effective space of the antenna may be particularly enlarged by wrapping the antenna around the PCBA, thereby improving efficiency of the antenna, increasing a signal transmitting distance of the antenna, and enhancing signal transmission stability and anti-interference capability of the antenna, so that an automobile receiver can stably receive, in real time, information such as internal pressure and a temperature of the tire detected by the PCBA, better implementing real-time monitoring of the air pressure, the temperature, and the like within the tire.

Abstract: Disclosed is a tag apparatus for attaching things based on human body communication, including: a tag main body for human body communication configured to be attached to a thing to transmit identification information on a thing to a human body communication receiving device through human body communication during the contact of the human body with the thing; a case configured to protect the tag main body for human body communication; and a thing attachment portion configured to be exposed to an outside of the case to be attached to a particular part of the thing, detect when the human body contacts or approaches the thing, and forms a human body communication channel to output identification information on the thing.

Abstract: A chip antenna includes: a hexahedral-shaped body portion having a permittivity, and including a first surface and a second surface opposite to the first surface; a hexahedral-shaped radiation portion coupled to the first surface of the body portion; and a hexahedral-shaped ground portion coupled to the second surface of the body portion, wherein a width of each of the radiation portion and the ground portion is in a range of 100 ?m to 500 ?m.

Abstract: A flexible asset tracking tag according to various aspects of the present technology include a self-powered tracking device on a flexible substrate. The flexible asset tracking tag may be configured to transmit data in response to sensed conditions. The flexible asset tracking tag may also be configured to conserve battery power in response to programmed intervals or sensed conditions.

Abstract: An object is capable of contactless communication with a reader by active charge modulation. The object includes an antenna, an impedance matching circuit, a memory, and a controller connected to the antenna through the impedance matching circuit. The antenna, the an impedance matching circuit and the controller together form a resonant circuit having a resonant frequency. The controller is configured to cause the object to transmit, in the absence of a signal received from a reader, a signal at the resonant frequency, to determine a characteristic obtained from the signal uniquely transmitted by the object, and to perform an adjustment of a phase shift within the object based on the characteristic and an indication stored in the memory, the indication linking values of phase shifts with values of the characteristic.

Abstract: A near field communication ring that can be read by nearby NFC-enabled devices. The ring comprises an annular shell and a near field communication transponder mounted on the annular shell. The near field communication transponder has a coil antenna that has a plurality of turns that each extend around the entire circumference of the annular shell. The rings has various potential applications including, for example, contactless payment, ticketing on mass transit systems, operation of NFC door locks or other access systems, identity authentication, venue or event entry/ticketing and the sharing of information with NFC-enabled smartphones.

Abstract: A chip-based card is provided with on-card security. The card in a non-activated state is fully resistant to any power received from a card reader, such that a chip in the card is unable to be powered on by the card reader when the card is inserted to the card reader for a transaction. A plurality of pressure contact points are provided on the card. When a correct number of correct pressure points are pinched by a card holder before insertion of the card into the card reader, a custom amount of resistance is removed such that a custom amount of voltage is capable of being received from the card reader for powering up the chip. In an embodiment, the customized voltage drives firmware execution on a processor of the chip to produce customized output for the transaction.

Abstract: A server, which is capable of communicating with a printer or printers, each performing radio frequency identification (RFID) communication with a RFID tag, contains: a record unit configured to record, in a memory device, printer identification information for identifying a printer, tag identification information for identifying a RFID tag, and communication parameters with which the printer performs RFID communication, in an associated manner; a first obtaining unit configured to obtain, from a printer, printer identification information and tag identification information read by the printer; an identifying unit configured to identify communication parameters associated with the printer identification information and the tag identification information obtained by the first obtaining unit; and a first transmission unit configured to transmit the communication parameters identified by the identifying unit, to the printer.

Abstract: An RFID-enabled storage container and systems and methods for assembly and use thereof. The RFID-enabled storage container may include adjustable shelving with built-in antennas, such that the shelving may be customized as may be needed. The system may include a storage container, an inventory management system, and one or more point of use terminals. The storage container may identify and check inventory stored thereon, and provide such information to the inventory management system. The storage container may notify the inventory management system when a product is no longer detected within its inventory, and the inventory management system may monitor the one or more point of use terminals to determine if the undetected product has been used at one of the point of use terminals. The inventory management system may also predict inventory needs as well as maintain age and other data for inventory and provide feedback via an illumination indication.

Abstract: Systems and methods for synchronizing operations of incompatible systems. The methods comprise: programming receiver operations of a Power Supply (“PS”) so that PS is interoperable with a first system of the incompatible systems; receiving by PS a wireless universal synchronization signal from a beacon of the first system; determining, by PS, a value for a phase offset setting of an internal signal conditioner circuit based on information contained in the wireless universal synchronization signal; generating a phase shifted Alternating Current (“AC”) signal by applying a phase offset to an input AC power signal in accordance with the determined value for the phase offset setting; buffering the phase shifted AC signal to generate an output AC power signal; and using a zero crossing of the output AC power signal to synchronize transmit and receive operations of a second system of the incompatible systems with the first system's transmit and receive operations.

Abstract: A device, system, and method for integration of disparate systems uses multi-UID RFID encoding whereby all systems have a place to store their unique identifier without having to have knowledge of the other systems' requirements while at the same time allowing each system to communicate with the other systems by utilizing the other systems' unique identifier. Modules comprise an NFC Reader 405; an NFC Reader Manager 410; an NFC Reader Read Thread 415; a Tag module 420; a Tag Message 425; and a Tag Update Process 430.

Abstract: An edge enabled void antenna (EEVA) apparatus is provided. The EEVA apparatus includes a conductive plane and a void is created on a geometric perimeter of the conductive plane to form an EEVA. A radio frequency (RF) port is coupled to the void to receive an RF signal. The RF signal excites the conductive plane to induce an electrical current along the geometric perimeter of the conductive plane. The void can cause the electrical current to increase and decrease on the geometric perimeter of the conductive plane, thus causing an electromagnetic wave corresponding to the RF signal being radiated from the EEVA. By forming the EEVA on the geometric perimeter of the conductive plane, it may be possible to enable a well-functioning antenna apparatus with a small effective footprint, thus allowing multiple EEVAs to be provided in a space confined wireless device with sufficient isolation for improved RF performance.

Abstract: An RFID system includes an RFID antenna assembly configured to be positioned on a product module assembly of a processing system. The product module assembly is configured to releasably engage at least one product container. A first RFID tag assembly configured to be positioned on the at least one product container. The at least one product container is configured to position the first RFID tag assembly within a detection zone of the RFID antenna assembly whenever the product module assembly releasably engages the at least one product container.

Abstract: An antenna includes two planar coils that are mechanically disposed face to face and electrically connected in series. The antenna is mounted to a disposable consumer product (for example, a cartridge for use with an electronic cigarette). The antenna is configured to support near field communications with a reader circuit for purposes of authenticating use of the disposable consumer product.

Abstract: In one embodiment, a sales data processing apparatus has a first and a second antennas, and a processor. The first antenna receives, from a wireless tag attached to a commodity, tag information to uniquely identify the relevant commodity. The second antenna receives the tag information from the wireless tag recovered by a recovery device. The processor judges whether the wireless tag attached to the commodity is a wireless tag required to be detached from the commodity, based on the tag information received by the first antenna. The processor judges whether the second antenna has received the tag information of the wireless tag which is judged to be the wireless tag required to be detached from the commodity.

Abstract: The cell phone proximity alarm system is a proximity alarm system. The cell phone proximity alarm system is configured for use with a personal data device. The cell phone proximity alarm system tracks the personal data device by detecting the presence of the personal data device. When the cell phone proximity alarm system fails to detect the personal data device, the cell phone proximity alarm system generates an audible alarm and a tactile alarm. The cell phone proximity alarm system comprises a jewelry item, a PDD tag, and a control circuit. The PDD tag attaches to the personal data device. The jewelry item contains the control circuit. The control circuit generates a radio frequency transmission that detects the presence of the PDD tag. If the control circuit does not detect the PDD tag, the control circuit generates the audible alarm and the tactile alarm.

Abstract: A device for receiving and re-radiating electromagnetic signals. The device is configured to be attached with a construction supply. The device includes an electromagnetically floating group of resonating sections to form a propagation path to guide electromagnetic energy of the electromagnetic signals from one side of the construction supply to another side of the construction supply. The electromagnetically floating group of resonating sections includes at least a first resonating section and a second resonating section positioned in a near field of the adjacent, first resonating section in the direction of the propagation path. The disclosed embodiments also relates to a method for receiving and re-radiating electromagnetic signals by a device attached with a construction supply.

Abstract: A wireless power generating unit, includes, in part, a multitude of transmitting elements transmitting a multitude of RF signals to a wireless device, a backscatter RF receiver configured to receive the backscattered RF signal from the wireless device in response to the transmission of the RF signals, and a processor adapted to change the phases of the multitude of RF signals values in accordance with the strength of the received backscattered signal. The phases are changed to maximize the strength of the backscattered signal which may be modulated by varying a resistive load at the wireless device. The modulated backscattered signal may be encoded to carry information. The modulation frequency may be representative of the identity of the wireless device. The information may define the amount of RF power received by the wireless device.

Abstract: A remote frequency communication device and method of embedding the device into a physical product build from carbon fiber materials whereby the communication device can interact with an interrogation device such as a mobile phone or tablet. The method provides steps to layer the communication device in a way that prevents the conductive carbon fiber material from short-circuiting the electro-magnetic field of the interrogating device by integrating insulating and protective layers around the communication device.

Abstract: Provided is a dynamic label for a product. Data that is generated at different nodes in the supply chain can be linked to a unique identifier associated with the product. At a particular node, the dynamic label may be added to the product, container, or package. The dynamic label may include a Near Field Communication (“NFC”) tag with a value that can be read using a user device. The dynamic label may be connected to the unique identifier. When the product reaches a consumer, the consumer may use a device to read the dynamic label, and pass the value from the dynamic label to a host. The host may identify the connection between the dynamic label and the unique identifier, and may provide the data, that is generated by different nodes in the supply chain and that is associated with the unique identifier, to the user device.

Abstract: An example embodiment provides a method, including: transmitting, from a hub, a request for information stored by at least one receiver, the request for information requesting information related to at least one tag affixed to a moveable object; receiving, at the hub from the at least one receiver, (i) presence information from the at least one tag affixed to a moveable object and (ii) identifying information of the at least one tag identifying the at least one tag and the moveable object corresponding to the at least one tag, wherein the presence information is received by the at least one receiver when the at least one tag is within a defined perimeter of the at least one receiver; receiving, at the hub from at least one receiver, use state information identifying a current use state of the moveable object received from the at least one tag; and storing, within a database associated with the hub, the presence information, identifying information, and use state information for the at least one tag and the mo

Abstract: A fiber for incorporation into a textile has an electronic device, and an electrical conductor connected to the electronic device is provided. The electrical conductor extends along a longitudinal axis of the fiber, and the electronic device and the electrical conductor are encapsulated by a unitary body of at least a first material.

Abstract: An integrated antenna package structure including a circuit board, a chip, an encapsulant and an antenna is provided. The chip is disposed on and electrically connected to the circuit board. The encapsulant encapsulates the chip. The encapsulant has a first surface and a second surface, wherein the normal vector of the first surface is different from the normal vector of the second surface. The antenna is disposed on the first surface and the second surface of the encapsulant. A manufacturing method of an integrated antenna package structure is also provided.

Abstract: An RFID integrated circuit, in addition to having conductive pads to electrically couple to an antenna, may also include a conductive bridge configured to electrically connect different portions of the antenna together. In some embodiments, the conductive bridge may be used to form a multi-turn antenna segment.

Abstract: An antenna device includes: a balanced transmission line to which an unbalanced transmission line is connected at one end; and antenna elements respectively provided on both sides of the balanced transmission line, in which at least one of the antenna elements, in a case where a first point and a second point are set, the first point being separated from a position on one end side of the balanced transmission line in a direction substantially orthogonal to the balanced transmission line, the second point being separated from a position on another end side of the balanced transmission line in a direction substantially orthogonal to the balanced transmission line, has a shape including the second point and an oblique line or side connecting the other end side of the balanced transmission line with the first point, the other end side of the balanced transmission line is connected to a vertex portion of the antenna element, a linear element is provided extending from a position of the first point of the antenna e

Abstract: An unclonable chipless radio frequency identification (RFID) tag and corresponding cross-registration methods of determining an identity and/or tag signature of an RFID tag are described. In an example embodiment, an unclonable chipless RFID tag comprises a first tag portion comprising one or more first conductive members unremovably secured to a dielectric item; and a second tag portion comprising packaging conductive pattern. The first tag portion and the second tag portion are in a static or fixed physical relationship with respect to one another.

Abstract: One aspect of the invention relates to a method of detecting a spatial orientation of a transducer by a handheld optical scanning device. The method comprises steps of providing a first spatial orientation feature on at least a first outer housing surface of the transducer and arranging a handheld optical scanning device in a sightline of the first spatial orientation feature at a selected spatial orientation relative to the first outer surface of the transducer housing. The method comprises further steps of identifying the first spatial orientation feature, detecting a spatial orientation of the handheld scanning device in a predetermined coordinate reference system and determining a spatial orientation of the transducer in the predetermined coordinate reference system.

Abstract: An article management system includes multiple reader devices that read the RFID tags attached to the articles. Moreover, a central terminal partitions an article management area into multiple middle areas that are in turn partitioned into small areas, and then causes reader devices arranged in two or more small areas to work in a predetermined order for each small area, to read information of the RFID tags. The range of radio wave interference distance assumed for a reader device in a first middle area partially overlaps with a second middle area. Thus, when causing the reader devices arranged in the first middle area to work in order, the central terminal controls a reader device in the second middle area that lies outside the range of radio wave interference distance from a reader device working in the first middle area.

Abstract: A sticker with IC tag comprises: an antenna portion; and an IC chip coupled to the antenna portion and having a function of communicating through the antenna portion. The sticker with IC tag is installed on a covered container. The sticker with IC tag comprises a single-stroke line portion, which is coupled to the IC chip and adhered to an upper surface of a cover portion of the covered container. The IC chip detects disconnection of the single-stroke line portion.

Abstract: Examples described herein include devices and systems utilizing backscatter communication to directly generate transmissions in accordance with wireless communication protocols that can be decoded existing devices. Examples include devices that generate 802.11b transmissions using backscatter communication. Examples of network stacks are described which may facilitate backscatter devices to coexist with other devices (e.g. in the ISM band), without incurring, or reducing a need for, the power consumption or carrier sense and medium access control operations.

Abstract: A package structure includes a sub-package, a conductive structure, and at least one first antenna. The sub-package includes at least one chip. The conductive structure is bonded onto and electrically connected to the sub-package. The at least one first antenna has a vertical polarization and is electrically connected to the at least one chip, wherein the at least one first antenna is partially located in the sub-package, and the at least one first antenna is extended within the sub-package into the conductive structure.

Abstract: An electromagnetic interposer circuit is attachable to an article that is also equipped with an anti-counterfeit and anti-theft/tracking electromagnetic marker. The interposer circuit includes a first interface for exchanging electrical signals with the marker at a first, shorter, communication range and a second interface coupled to the first interface for exchanging electromagnetic signals with a reader at a second, longer, communication range. The first and second interfaces exchange signals with the marker and the reader, respectively, over a radiofrequency bandwidth that includes a first frequency band and a second frequency band. A filter circuit block within the interposer circuit between the first interface and the second interface operates to block the transfer of signals between the first interface and the second interface over the first frequency band.

Abstract: A smartphone case that enables millimeter-wave band communication to be robust in terms of connection stability is provided. The smartphone case is to be removably attached to a smartphone and includes one or more millimeter-wave band communication antennas associated with a communication circuit for carrying out millimeter-wave band communication. This configuration offers a high degree of flexibility in the layout of the one or more millimeter-wave band communication antennas, with the performance of a 5G communication system being fully exploited.

Abstract: A method of compensating for curvature effects to resonant frequency on pre-tuned planar-shaped EAS and RFID labels to apply to curve surfaces of Items. The method comprises obtaining width measurements of planar-shaped labels and radius measurements of Objects having curved external surfaces to which to apply the labels, and determines a subtending angle of a labels when applied to a curved external surface of an objects based on a quotient result of dividing the width measurement of a label along a perimeter of a curved external surface of the object and the radius measurement of the object.

Abstract: Systems and methods for managing one or more inventories of RFID tagged articles for one or more compounds in which the tagged articles are stored in storage units therein. The system in each compound comprises a plurality of reader units each configured to be located inside or in proximity to a storage unit of the compound, wherein each reader unit comprises: at least one RF antenna for receiving signals data from the RFID tags of articles in the storage unit thereof; and a communication unit configured at least for transmitting the received data through at least one communication link; and a local management module adapted to receive data from the reader units. In certain embodiments, each local management module is configured for communicating with a central remote managing unit configured for managing inventories of a plurality of compounds.

Abstract: An intelligent tracking system generally includes one or more tracking devices, some of which may be passive tracking devices. Each passive tracking device includes one or more transceivers and is energized by an energizing signal. Some of these passive tracking devices may operate in a first communication mode or a second communication mode based on the energizing signal. Some tracking devices may include encryption modules or authentication modules. Some of these devices may incorporate a bulk acoustic wave oscillator.

Abstract: Systems and methods for integrating tags with items. The methods comprise: turning a reel by an amount that allows a portion of an elongate narrow substrate that includes a first tag of a plurality of tags to be paid out (where each of the plurality of tags comprises at least one antenna formed of a trace or wire disposed on the elongate narrow substrate and a communication enabled device coupled to the elongate narrow substrate so as to have an electrical coupling or connection with the at least one antenna); dynamically tuning the first tag to optimize tag performance in view of dielectric and tuning properties of a first item being fabricated; cutting the elongate narrow substrate so as to cause the first tag to be placed on the first item being fabricated; and coupling the first tag to the item being fabricated.

Abstract: Systems and methods are provided for providing vibration transduction and radio-frequency communication in proximity to an electrically conductive structure. The system may comprise an antenna element, an electrically conductive structure in proximity to the antenna element, and a vibration transducer comprising a material. The material may comprise a ferromagnetic material with piezoelectric properties. The vibration transducer may be positioned between the antenna element and the conductive structure.

Abstract: A shield, when coupled to a tracker device that is worn by an individual, reduces interfering signals originating from the human body that can adversely impact the detection of signals transmitted by the tracker device. The shield can include multiple layers of components. Specifically, the shield includes a base component that is attached to an adhesive element on the first side of the base and covered by a removable backing. Furthermore, the base, through a second side of the base, is attached to a first non-conductive element, which is further coupled to a second non-conductive element. Each of the non-conductive elements attenuates interfering signals that originate from the human body and therefore, enables the detection of signals transmitted by the patient tracking system. For example, in view of the reduced interference signals, a RF signal transmitted by the patient tracking system can be detected at remote distances.