Abstract: An RFID tag including an RFIC element, a first inductor element that includes a first insulating substrate having a mounting surface on which the RFIC element is mounted, and first coil-shaped antenna internally embedded in first insulating substrate with a winding axis perpendicular to the mounting surface, and second inductor element that includes second insulating substrate mounted on the mounting surface, and second coil-shaped antenna internally embedded in second insulating substrate, electrically connected to first coil-shaped antenna, and with a winding axis parallel to the mounting surface. The first insulating substrate includes a laminate with dielectric layers or magnetic layers laminated, and the first coil-shaped antenna includes a laminate coil-shaped antenna in which conductor patterns are each formed on a corresponding one of the layers of the laminate, such that they are connected to each other through interlayer connection conductor.

Abstract: Disclosed is an antenna module for near field communication, which stacks laminates on which a vertical winding radiation pattern and a horizontal winding radiation pattern are formed, respectively, thereby improving communication performance on the side surface and one surface of a portable terminal while minimizing a mounting space. The disclosed antenna module for near field communication includes a first magnetic member; a vertical winding radiation pattern winding the outer circumference of the first magnetic member; a second magnetic member stacked on the lower surface of the first magnetic member; a horizontal winding radiation pattern formed on one surface of the second magnetic member; a dielectric stacked on the lower surface of the second magnetic member; and a terminal portion formed on the dielectric to be connected to at least one of the vertical winding radiation pattern and the horizontal winding radiation pattern.

Abstract: Disclosed are techniques for using ranging signals to determine a position of a pedestrian user equipment (P-UE). In an aspect, a UE receives a plurality of ranging signals transmitted by one or more UEs, measures one or more properties of each of the plurality of ranging signals, and calculates an estimate of the position of the P-UE based on the one or more properties of each of the plurality of ranging signals. In an aspect, the P-UE transmits a plurality of ranging signals, receives a first message and a second message from first and second vehicle UEs (V-UEs), the first and second messages including first and second estimated positions of the P-UE and associated first and second confidences, and calculates an estimate of the position of the P-UE based on the first estimated position, the first confidence, the second estimated position, the second confidence, or a combination thereof.

Abstract: A underwater communication device communicates data with another underwater communication device having another first coil and another second coil in water. The underwater communication device includes a first coil configured to transmit the data to and from the other first coil via a magnetic field, a second coil configured to transmit the data to and from the other second coil via a magnetic field, a supply unit configured to supply the data to the first coil and the second coil, a first capacitor connected to the first coil and forming a first resonance circuit that resonates with the first coil at a first resonance frequency, and a second capacitor connected to the second coil and forming a second resonance circuit that resonates with the second coil at a second resonance frequency that is different from the first resonance frequency.

Abstract: A printed wiring board comprises a sheet-shaped core base material containing a magnetic material, a coil disposed inside the core base material, and an external circuit layer disposed on at least one of first and second surfaces of the core base material opposite to each other.

Abstract: An antenna device incorporated in an electronic apparatus and communicating with an external device via an electromagnetic field signal, including: an antenna coil inductively coupled to the external device and provided by winding around a conducting wire in planar shape; a magnetic sheet arranged to overlap with the antenna coil mutually along the antenna coil by inserting the magnetic sheet into a coil opening provided at center side of the antenna coil; and a metallic cover formed with an opening near an end of the metallic cover and arranged at surface side of the antenna coil opposing to the external device, wherein the antenna coil is arranged to overlap with the metallic cover in a region between the opening and the end of the metallic cover at a backside surface of the metallic cover opposite to a surface of the metallic cover opposing to the external device.

Abstract: A vehicle antenna device includes an antenna base, an antenna case that covers the antenna base, and an antenna element positioned inside the antenna case and including a capacitive element and a coil element. The coil element includes a supporting body and a winding held by the supporting body, and the supporting body has a support area and projections that are formed along an axial direction of the coil element and hold the winding in the support area.

Abstract: An antenna unit includes a substrate, a body that includes a first conductive portion and a second conductive portion opposed to each other on side surfaces orthogonal or substantially orthogonal to a first main surface of the substrate, and first and second coil antennas the winding axes of which are orthogonal or substantially orthogonal to the first main surface. In a plan view of the first main surface, the first coil antenna is positioned in proximity to the first conductive portion, compared with the second coil antenna, and the second coil antenna is positioned in proximity to the second conductive portion, compared with the first coil antenna. In a plan view of the first main surface, a straight line passing through the first coil antenna and the second coil antenna intersects with the first conductive portion and the second conductive portion.

Abstract: A wireless communications antenna includes: a magnetic body including one or more slits formed therein; and a coil part having solenoid form and disposed around the magnetic body, wherein the one or more slits are configured such that the magnetic body is not disconnected and a magnetic path of the magnetic body is continuous.

Abstract: Disclosed are a near field communication antenna module and a portable terminal having the same, which can form a radiation pattern winding in the vertical direction or in the horizontal direction of a magnetic body to enable near field communication on a rear surface and a side surface of the portable terminal. In the disclosed near field communication antenna module, an adhesive substrate is stacked on a lower surface of a radiation substrate of a magnetic body on which the radiation pattern is formed, and a signal processing substrate and a protection substrate are stacked and formed on an upper surface of the radiation substrate, and the radiation pattern winds the magnetic body in the vertical direction or in the horizontal direction.

Abstract: An antenna device including a first rod-shaped core having a flange portion and a second rod-shaped core having a flange portion, which are arranged in series and including a first coil and a second coil, wherein the end surface of the first rod-shaped core and the end surface of the second rod-shaped core are spaced.

Abstract: The disclosure relates to a ferrite antenna comprising at least one main contour, comprising at least one first winding referred to as main winding, at least one first ferromagnetic rod referred to as main ferromagnetic rod and a tuning system, each main winding being wound around a main ferromagnetic rod and connected to the tuning system comprising a capacitor connected in parallel with the main winding. The ferrite antenna further comprises a non-resonant secondary contour, comprising a secondary winding separated electrically from each main winding and a secondary ferromagnetic rod around which the secondary winding is wound, and each main ferromagnetic rod and the secondary ferromagnetic rod are arranged parallel to one another so as to make it possible for a magnetic coupling of each main winding with the secondary winding.

Abstract: According to an aspect, a display device includes: a display portion having a display region; a backlight configured to illuminate the display region from a back side of the display portion, the backlight including a light guide plate, and a light source provided facing a lateral side of the light guide plate and configured to emit light; an antenna electrode wound around, facing a back side of the backlight, and configured to reflect light within the display region in a plan view, the light having entered the light guide plate from the light source; and a plurality of dummy electrodes provided on a part of a plane on which the antenna electrode is provided, the part being in a region unoccupied by the antenna electrode. The dummy electrodes reflect light within the display region in a plan view, the light having entered the light guide plate from the light source.

Abstract: An eLORAN receiver may include an antenna and eLORAN receiver circuitry coupled to the antenna. The antenna may have a ferromagnetic core including a ferromagnetic medial portion and ferromagnetic arms extending outwardly, and a respective electrically conductive layer surrounding each of the ferromagnetic arms and having a slot.

Abstract: One example discloses a combination near-field and far-field antenna configured to be coupled to a conductive host surface, including: a first feed point configured to be coupled to a far-field transceiver; a second feed point configured to be coupled to a near-field transceiver; a first conductive antenna surface; a first filter having a first interface coupled to both the first feed point and the first conductive antenna surface, and having a second interface coupled to the second feed point; wherein the first filter is configured to attenuate far-field signals passing between the first conductive antenna surface and the far-field transceiver from being received by the near-field transceiver; and wherein the first filter is configured to pass near-field signals between the near-field transceiver and the first conductive antenna surface.

Abstract: A method for manufacturing a sensor having an ultra-high-frequency antenna printed on a receiving area on a first face of a printed circuit board. The first face of the board is inserted into a first housing portion with a seal and a compression element, the seal surrounding the receiving area while a first space remains free in the portion. A second face of the board is inserted into a second housing portion and the portions are pressed together, a second space remaining free. Then, polyurethane is injected into the first and second spaces, the seal preventing the polyurethane from penetrating into the receiving area.

Abstract: A method is for heating a petroleum ore and may include providing a mixture of about 10% to about 99% by volume of the petroleum ore and about 1% to about 50% by volume of a composition. The composition may have isoimpedance magnetodielectric material susceptor particles. The isoimpedance magnetodielectric material susceptor particles may have an electrical conductivity greater than 1×107 S/m at 20° C. The method may include applying RF energy to the mixture at a power and frequency sufficient to heat the isoimpedance magnetodielectric material susceptor particles, and continuing to apply the RF energy for a sufficient time to allow the isoimpedance magnetodielectric material susceptor particles to heat the mixture to an average temperature greater than about 212° F. (100° C.

Abstract: According to one embodiment, an antenna apparatus includes a ground plate having an opening, a ground layer on a first side of the ground plate, an antenna on the first side of the ground plate and connected to the ground layer, the antenna being disposed around the opening, and a conductive member on the first side of the ground plate to contact an outer perimeter of the opening. The conductive member is electrically connected to the ground layer.

Abstract: A sensor probe with reduced coupling between the various antenna elements and suppression of radio frequency interference. In one embodiment the sensor probe comprises a first antenna and a second antenna. A first and a second decoupling loop is electrically connected to one of the first and second antennas with current flow in opposite directions in the first and second decoupling loops. A third decoupling loop is electrically connected to another one of the first and second antennas and physically disposed between the first and second decoupling loops. Coupling between the first and second antennas is responsive to a location of the third decoupling loop relative to the first and second decoupling loops.

Abstract: An antenna device is provided that includes an antenna coil, a resin-made antenna case having a body that accommodates the antenna coil, and a rib disposed on an upper surface of the body and on a pair of opposing side surfaces. In the antenna case, the rib is continuously formed from one of the side surfaces, across the upper surface, to the other one of the side surfaces, and both ends of the rib are formed to be flush with a lower surface of the body or so as to extend downward from the lower surface of the body. In addition, both ends of the rib are designed to come into contact with an external member when the antenna device is mounted on the external member.

Abstract: An antenna device includes first and second coil antennas with winding axis directions that are not perpendicular to each other, and a feeder coil including a winding axis that extends perpendicular or substantially perpendicular to the winding axis of the first coil antenna. The feeder coil is located between the first and second coil antennas in the winding axis direction thereof. A first coil aperture is closer to a coil aperture of the first coil antenna than a second coil aperture. The second coil aperture is closer to a coil aperture of the second coil antenna than the first coil aperture. The first and second coil antennas are connected to each other in a polarity such that magnetic fluxes thereof with respect to the winding axis direction of the first coil antenna are in phase with each other.

Abstract: The invention describes the structure and use of passive Markers to indicate the position of suspicious lesions in tissue and a method to mark the lesions and margins of said suspicious lesions that facilitates the communication between the pathologist and the surgeon in order to excise the minimal amount of tissue from the diseased organ.

Abstract: An antenna device includes a power supply coil including wire patterns provided on or in magnetic layers and antenna coils including wire patterns provided on or in the magnetic layers. The power supply coil and the antenna coils include coil winding axes thereof coinciding with a lamination direction of the magnetic layers and generate magnetic field coupling to each other. The power supply coil is located on an inner side portion relative to the antenna coils when seen in the lamination direction. At least portions of the antenna coils are located on outer side portions relative to the power supply coil in the lamination direction. With this, an antenna device and a communication apparatus capable of communicating with a communication party reliably without forming an unnecessary communication path with a party-side coil are provided.

Abstract: The present invention relates to a low profile triaxial antenna comprising a cross-shaped electromagnetic core (11) provided with four arms finished with front ends 13, an X-axis winding (DX) wound around two arms; a Y-axis winding (DY) wound around two arms; and a Z-axis winding (DZ) wound around a Z-axis, said Z-axis winding (DZ) surrounding the electromagnetic core and at least partially facing said front ends (13); wherein four electromagnetic core portions (12) are each at least partially arranged in a quadrant space defined between two adjacent arms and a portion of Z-axis winding (DZ) miming between the front ends (13) thereof, the assembly of the cross-shaped electromagnetic core (11) and the four electromagnetic core portions (12) generating a composite electromagnetic core (10).

Abstract: An antenna device includes an insulating substrate, a coil antenna including a helically wound coil conductor and at least two mounting electrodes conducted to the coil conductor, and a wiring conductor disposed on the substrate and including connection portions connected to the mounting electrodes of the coil antenna. The wiring conductor includes a first wiring conductor parallel extending portion and a second wiring conductor parallel extending portion, and directions of currents flowing through the first wiring conductor parallel extending portion and the second wiring conductor parallel extending portion are opposite to each other with respect to a direction of a current flowing through the coil conductor.

Abstract: Disclosed are techniques for using ranging signals to determine a position of a pedestrian user equipment (P-UE). In an aspect, a UE receives a plurality of ranging signals transmitted by one or more UEs, measures one or more properties of each of the plurality of ranging signals, and calculates an estimate of the position of the P-UE based on the one or more properties of each of the plurality of ranging signals. In an aspect, the P-UE transmits a plurality of ranging signals, receives a first message and a second message from first and second vehicle UEs (V-UEs), the first and second messages including first and second estimated positions of the P-UE and associated first and second confidences, and calculates an estimate of the position of the P-UE based on the first estimated position, the first confidence, the second estimated position, the second confidence, or a combination thereof.

Abstract: An antenna device in which a conductive foil or an antenna pattern directly formed on the magnetic sheet without an insulating substrate such as polyimide, has a reduced thickness and may be prepared simple process. Also, with respect to the antenna device, flexibility may be improved by using a polymer-type magnetic sheet, and, since magnetic properties are excellent, the antenna device may be used for multiple applications such as NFC, WPC, and MST.

Abstract: An antenna device includes: a substrate including a base layer, a first layer disposed on one surface of the base layer, a second layer disposed on another surface of the base layer, at least one first coil pattern disposed on the first layer, and at least one second coil pattern disposed on the second layer; and a magnetic body. A first region of the substrate is disposed on one surface of the magnetic body, and a second region of the substrate is disposed on another surface of the magnetic body. The at least one first coil pattern and the at least one second coil pattern are connected to each other to form an antenna coil having a solenoid shape disposed around the magnetic body.

Abstract: An antenna device has: an antenna coil inductively coupled to the external device and provided by winding around a conducting wire such that wires opposing in width direction via an opening will be close to each other and divided such that one side part in which the wire is wound around in one direction and other side part in which the wire is wound around in other direction, via a center line longitudinally traversing the opening in a longitudinal direction; and an electronic apparatus cover having an opening, wherein the cover is having a magnetic shielding function, and the antenna coil is arranged in the opening provided at the cover such that the antenna coil is not overlapped with the cover, and also, an area of the cover opening at the other side part side is wider than an area of the cover opening at the one side part side.

Abstract: An antenna device and method for manufacturing an antenna device, which can be bent to be cohered to installed position, and in which magnetic sheets can be mounted easily is provided. A method for manufacturing an antenna device incorporated in an electronic apparatus and communicating with an external device via an electromagnetic field signal, including arranging magnetic sheets on mutually different surfaces of one side part and other side part of an antenna coil, with respect to the antenna coil arranged by winding around a conducting wire such that parts of the conducting wire opposing in width direction via an opening will be close to each other, and divided into two parts; and pressing the antenna coil provided with the magnetic sheets in laminated direction.

Abstract: An antenna device includes a first planar conductor, a second planar conductor that opposes the first planar conductor in a parallel or substantially parallel arrangement, and a coil element with a winding axis that extends in a direction parallel or substantially parallel to the first planar conductor and the second planar conductor, and includes a first coil opening end and a second coil opening end that opposes the first coil opening end. The first planar conductor includes a conductor outer edge, and a conductor opening including a portion that is continuous with the conductor outer edge. At least a portion of the conductor opening is positioned inside a conductor overlapping region. The first coil opening end of the coil element does not overlap the second planar conductor, and the second coil opening end of the coil element overlaps the conductor opening and the second planar conductor.

Abstract: An antenna device includes a first system coil antenna including a first coil conductor wound around a first winding axis, a first coil opening surrounded by the first coil conductor, and a first magnetic body; and a second system coil antenna including a second coil conductor wound around a second winding axis extending in a direction different from a direction in which the first winding axis extends, and a second coil opening surrounded by the second coil conductor. The second coil conductor is in a formation region of the first coil conductor and the first coil opening in the second winding axis direction when viewed from the first winding axis direction.

Abstract: The present invention suggests an antenna module in which a radiation pattern is alternately formed on an upper surface and a lower surface of a shielding sheet to be wound on the shielding sheet in a vertical direction, and a portable device having the same. In the suggested antenna module, the radiation pattern is alternately formed on the upper surface and the lower surface of the shielding sheet in the vertical direction of the shielding sheet, and the portable device comprises the antenna module having a radiation pattern formed along a short side direction of a back cover formed of a metal material, and mounted to be biased from the center of the back cover to the short side direction.

Abstract: Three-axis antenna comprising a magnetic core (10) including protuberances (11) on each corner delimiting an X-axis winding channel (12X) and a Y-axis winding channel (12Y); in X-axis coil (20X) within the X-axis winding channel (12X), comprising two separate and adjacent X-axis partial coils (21X); a Y-axis coil (20Y) within the Y-axis winding channel (12Y), comprising two separate and adjacent Y-axis partial coils (21Y); and a Z-axis coil (20Z) surrounding the magnetic core (10), wherein said magnetic core includes at least one X-axis partition wall (14X) dividing the X-axis winding channel (12X) in two X-axis partial winding channels (13X) wherein the two separate and adjacent Y-axis partial coils (21Y) are housed, and at least one Y-axis partition wall (14Y) dividing the Y-axis winding channel (12Y) in two Y-axis partial winding channels (13Y) wherein the two separate and adjacent Y-axis partial coils (21Y) are housed.

Abstract: An apparatus for measuring a resistivity of a formation comprising an instrumented bit assembly coupled to a bottom end of the apparatus. At least one first electromagnetic wave antenna transmits an electromagnetic wave signal into the formation. At least one second electromagnetic wave antenna located on the instrumented bit assembly and longitudinally spaced apart from the at least one first electromagnetic wave antenna receives the electromagnetic wave signal transmitted through the formation. Electronic circuitry is operably coupled to the at least one second electromagnetic wave antenna to process the received signal to determine a resistivity of the formation proximate the instrumented bit assembly.

Abstract: An apparatus for wirelessly coupling power via a first magnetic field may include an electrically conductive casing portion configured to generate a second magnetic field in response to eddy currents induced in the electrically conductive casing portion by the first magnetic field. The electrically conductive casing portion may include a non-conductive area and a first slot. A power receiving element wound around the non-conductive area and crossing over the first slots can couple to the second magnetic field to output electrical current to wirelessly power or charge a load.

Abstract: A main loop is an open loop that is wound on a bar-shaped rod formed of a magnetic body or an insulation body and that has terminals T and T that couple a signal source or a receiving circuit to the main loop. The number of turns is 1 or more. An amplifying loop is wound on a part of the rod that is different from the part on which the main loop is wound. The main loop and the amplifying loop are thus spaced from each other. The amplifying loop is a closed loop including no terminals. The number of turns is 1 or more. The number of turns may be the same as or different from the number of turns of the main loop.

Abstract: An antenna coil housed in a tubular case has a holder made from resin, which is fitted on a magnetic-material core. This holder has a core holding part, which holds the magnetic-material core, and a lead wire holding part, which holds lead wires. The lead wire holding part has first holding parts 22a, which hold the lead wires in the X direction, near the ends, and second holding parts 22b, which hold the ends of the lead wires in the Y direction, the ends of the coil being connected to conductors of the lead wires, which are led out via the second holding parts 22b.

Abstract: An article of manufacture comprises a wearable, stretchable article comprising stretchable material. The wearable, stretchable article is selected from a group comprising: clothing, a hat, a headband, a wristband, socks, footwear, handwear, shorts, or an undergarment. At least one RFID tag is mounted on the wearable, stretchable article and includes a stretch-activated switch on the at least one RFID tag. The stretch-activated switch has a first mode and a second mode. The first mode is associated with a first RFID tag state and the second mode is associated with a second RFID tag state. The stretch-activated switch comprises a ground contact, an RFID enable contact and a contact to slidably engage the ground contact and the RFID enable contact to transition between the first RFID tag state and the second RFID tag state.

Abstract: The present invention provides, in alternative embodiments, high temperature transponders that can withstand high temperature shocks and can maintain their physical and electrical characteristics following high temperature exposure, and methods of making said transponders.

Abstract: An electronic device includes a case with an opening portion; a cover member arranged in the opening portion so as to close the opening portion; a seal member provided between an outer circumferential surface of the cover member and an inner circumferential surface of the opening portion; a reinforcing portion made of a nonconductive material and provided, in the case, on a portion outside the inner circumferential surface in a direction orthogonal to an axial direction of the opening portion; an antenna; and an electronic component arranged in the case and configured to process a radio wave received by the antenna.

Abstract: There is disclosed a mobile terminal comprising a terminal body comprising a terminal body comprising a plurality of cases forming an external appearance of the mobile terminal; a waterproof member configured to prevent liquid from entering the mobile terminal between at least two of the plurality of cases; an air vent hole configured to allow air to pass between an interior and an exterior of the mobile terminal; a waterproof mesh disposed at the air vent hole and configured to allow air but not liquid to pass through the air vent hole; an antenna module provided in the plurality of cases and comprising an antenna radiator and a wireless integrated circuit; and a heat radiation unit having a first end adjacent to the antenna module and a second end adjacent to the air vent hole to allow heat from the antenna module to escape via the air vent hole.

Abstract: A multilayer substrate, in which flexible insulating base materials are laminated, includes first and second regions. The number of laminated insulating base materials in the second region is smaller than that in the first region. The multilayer substrate includes a coil antenna located in the first region, a magnetic member located in the first region, a mounting component located in the first region, a wiring pattern, and an external connection terminal. The mounting component entirely overlaps the magnetic member when viewed in a thickness direction and is located on a side opposite to the coil antenna across the magnetic member in the thickness direction. At least a portion of the coil antenna overlaps the magnetic member when viewed in the thickness direction.

Abstract: An antenna apparatus includes a structure configured to mount within a stock race to permit animals to pass therethrough. One or more antenna coils are attached to or within the structure and provide a magnetic field laterally across the structure. The coils may be arranged in a Helmholtz configuration to provide a substantially uniform field in a read zone. The structure may have an open top and the side walls of the structure may be slanted forwards.

Abstract: An antenna device includes: a plated magnetic body; a conductive wire that is wound around the magnetic body; and a substrate that relays the conductive wire and a connector.

Abstract: An article of manufacture comprises a wearable, stretchable synthetic or natural textile article. At least one RFID tag is mounted on the wearable, stretchable synthetic or natural textile article. A stretch-activated switch on the at least one RFID tag has a first mode and a second mode. The first mode is associated with a first RFID tag state and the second mode is associated with a second RFID tag state. The stretch-activated switch comprises a ground contact, an RFID enable contact and a contact to slidably engage the ground contact and the RFID enable contact to transition between the first RFID tag state and the second RFID tag state.

Abstract: A chip antenna and a method of manufacturing the same are provided. A chip antenna includes connection terminals disposed on both ends of a core, and a coil wound around the core and having ends thereof connected to the connection terminals, in which the connection terminals include a metal plate, and at least a portion of the connection terminals has a thickness greater than a winding thickness of the coil.

Abstract: A coil device includes a core member, a bobbin, a coil portion, an outer case, and a potting resin. The core member extends in a longitudinal direction. The bobbin is provided with a longitudinal concave portion communicating with a side surface opening portion open to outside and housing the core member. The coil portion is provided with a wire wound around the bobbin. The outer case is provided with a housing concave portion configured to house the bobbin housing the core member and have the coil portion. The potting resin is filled in the housing concave portion and surrounds the bobbin with the coil portion. An opening port of the housing concave portion and the side surface opening portion are open in the same direction.

Abstract: The purpose of the present invention is to provide an antenna device that makes it possible to ensure satisfactory communication performance even when the antenna device is mounted in an electronic apparatus with limited mounting space. An antenna device, incorporated in an electronic apparatus, which communicates with an external device via an electromagnetic field signal, comprising: a metal plate provided inside a housing of the electronic apparatus and facing the external device, and an antenna coil provided by winding a conducting wire in a approximately rectangular shape so that parts of the conducting wire that face each other in a width direction via an opening of the antenna coil come close to each other, and inductively coupled to the external device, wherein the antenna coil is provided along a side face of the metal plate.

Abstract: A stretch-activated switch is incorporated in an RFID tag that can be mounted on a stretchable, wearable textile article. The stretch-activated switch can receive a stretch input to place the RFID tag in either an activated or an un-activated state. The stretch input can correspond to a user donning or doffing the stretchable, wearable textile article.