Abstract: The present disclosure relates to a radar apparatus and antenna apparatus therefor.

Abstract: A vehicle window includes a glass pane, an electrically conductive functional component, at least two busbars, wherein the electrically conductive functional component is electrically conductively connected to the busbars such that when an electrical voltage is applied to the busbars, a current can flow through the electrically conductive functional component, a transponder having an antenna and a control unit for communicating with a reader, wherein the control unit includes a memory for storing identification data, wherein a reflector is associated with and spaced apart from the transponder for increasing an antenna gain of the antenna, wherein the reflector is formed at least partially by one of the two busbars.

Abstract: A wearable device includes a conducting frame, a circuit board, and a grounding member. The conducting frame includes a first part and a second part that are separated. The circuit board has a system grounding surface and is disposed inside the conducting frame. The grounding member is disposed inside the conducting frame and connected to the first part. The first part and the grounding member are formed as a first antenna. The first part has a first feeding terminal. The grounding member has a first grounding terminal, and the first grounding terminal is connected to the system grounding surface of the circuit board. The second part is formed as a second antenna. The second antenna has a second feeding terminal, a second grounding terminal, and a third grounding terminal. The second and the third grounding terminals are connected to the system grounding surface of the circuit board.

Abstract: An improved a glazing unit including a glass panel which is low in reflectance for RF radiation, a coating system which is high in reflectance for RF radiation disposed on the said glass panel and creating onto the glazing unit a dual band bandpass filter. The glazing unit further includes at least one frequencies selective decoated portion of the coating system extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z. The at least one frequencies selective decoated portion includes a first decoated element that includes a plurality of unit cells forming a regular grid of n rows by m columns unit cells and a plurality of second decoated elements.

Abstract: A backdoor includes a resin outer panel having an opening; a resin inner panel; a metal reinforcement arranged between the outer panel and the inner panel; and a rear glass covering the opening. The rear glass includes a defogger, and an antenna conductor capable of receiving radio waves in an AM band. The antenna conductor includes a power feeding part, and an antenna element having a predetermined length and connected to the power feeding part. The antenna element includes a proximity part extending along an outer edge among upper, lower, left, and right outer edges of the defogger, and having a predetermined spacing from the outer edge. The antenna element is positioned to be separated from the reinforcement by a predetermined spacing, or positioned on a side with respect to the outer edge where the reinforcement is not present in plan view of the rear glass.

Abstract: A rear glass according to the invention is for attachment to a lift-up backdoor that closes an opening in a rear portion of a vehicle, and includes a glass plate, a defogger disposed in a vicinity of a center of the glass plate in an up-down direction, and a shared antenna installed on the glass plate upward or downward of the defogger, the shared antenna including a power supply unit, an AM antenna connected to the power supply unit, and an FM antenna connected to the power supply unit, and a relationship between an element length LAM of the AM antenna, a center wavelength ?FM-C corresponding to a reception frequency band of the FM antenna and a wavelength shortening coefficient ? of the glass plate satisfying 0.49×?×?FM-C?LAM?0.67×?×?FM-C.

Abstract: A vehicle decorative component includes a decorative main body and a heating wire. The vehicle decorative component includes a design surface on the front surface in the transmission direction of electromagnetic waves. The area from the design surface to a position behind and separated from the design surface in the transmission direction is constituted by a transparent member having a transparency to electromagnetic waves. The heating wire is disposed on the rear surface of the transparent member in the transmission direction. The heating wire includes a metal lead, which generates heat when energized, and a coating portion made of plastic. The coating portion coats the lead and constitutes the outer circumferential portion of the heating wire. At least the outer circumferential portion of the coating portion is constituted by a transparent coating portion, which is made of a transparent plastic.

Abstract: A rear glass according to the present invention is a rear glass that is attachable to a resin lift-up back door in a rear of a vehicle, the rear glass including a glass plate, a defogger that is arranged in the vicinity of a center of the glass plate in an up-down direction, and an AM antenna that is arranged upward of the defogger on the glass plate, in which the AM antenna includes a power supply part and an antenna element that extends from the power supply part.

Abstract: A wavetrap includes a housing having a base including a base plate. The housing has a wire channel, an inductor pocket and a terminal pocket. The housing has a capacitor pocket that receives a capacitor. The wavetrap includes a defroster wire having a wire end received in the wire channel. The defroster wire extends from the housing for connection to a vehicle defroster circuit. The wavetrap includes an inductor supported by the base plate. The inductor is received in the inductor pocket. The inductor has a coil extending between a first end and a second end. The first end is coupled to the wire end of the defroster wire. The wavetrap includes a ground terminal supported by the base plate. The ground terminal is received in the terminal pocket. The ground terminal is electrically connected to a ground circuit.

Abstract: A transceiver for a vehicle for communication in a mobile radio system includes one or more interfaces for a plurality of antennas, and a transceiving device configured to communicate via the one or more interfaces and via at least a part of the plurality of antennas in the mobile radio system. The transceiver also includes a control device configured to control the transceiving device and the one or more interfaces, where the control device determines, via a first cluster of the plurality of antennas, information about a radio channel between the first cluster of antennas and a base station of the mobile radio system, and communicates via a second cluster of the plurality of antennas with the base station of the mobile radio system.

Abstract: A window glass for a vehicle includes a glass plate for window of the vehicle, a defogger on the glass plate, and an antenna on the glass plate. The defogger includes a pair of bus bars extending in a height direction of the glass plate, a first defogging area formed by a plurality of first heating wires connected between the pair of bus bars and extending in a widthwise direction of the glass plate, and a second defogging area formed by at least a second heating wire connected to the pair of bus bars or to the first defogging area and extending in a protruding manner to one side in the height direction to surround a wiring-prohibited area. The antenna is provided in at least one of areas that are an area on left of the second defogging area and an area on right of the second defogging area.

Abstract: A manufacturing process of a rear window for vehicles including the following steps: provision of a glass plate with an external side suitable for being directed towards the exterior of the vehicle and an internal side suitable for being directed towards the interior of the vehicle; application of a heater on the internal side of the glass plate, the heater having two bus bars that are electrically connected to a positive pole and to a negative pole of a battery of the vehicle, respectively, and a plurality of horizontal heating lines that connect the bus bars; and application of antenna traces on the internal side of the glass plate, wherein the antenna traces have strips of transparent nanowires made of conductive material. The application of the antenna traces is made by spray-coating on the internal side of the glass plate.

Abstract: An on-vehicle transmission system includes: a path part configured to transmit a radio signal received from the antenna side, to the on-vehicle-device side; an on-vehicle-device-side circuit unit including a plurality of wireless circuits configured to receive radio signals in frequency bands different from each other; and a power supply circuit configured to supply power from the on-vehicle-device side to a circuit on the antenna side via the path part. The plurality of wireless circuits are connected in series via a transmission line configured to transmit a radio signal, and are respectively connected to the plurality of on-vehicle devices via the transmission line configured to transmit a radio signal. The on-vehicle-device-side circuit unit splits the radio signal received from the path part and provides resultant radio signals to the respective wireless circuits.

Abstract: A monitoring and alert system for a radar-based object detection device has a blockage detection circuit including elements that detect and warn of radar blockage from dirt or debris on a radome. Environmentally-applied or human-applied material becoming attached to a surface of the radome can block the radar signal from being radiated, or a target return/echo from being received, at a sufficient power level. The monitoring and alert system prevents a vehicle operator from assuming that the unit is functioning properly and that no targets exist in the radar field of view, when the radar is actually blocked by the dirt and debris. One electrode, or multiple spaced-apart electrodes, on the radome may be monitored for each electrode's respective “self-capacitance”. Thus, different regions of the radome may be separately and independently monitored for alerts when one or more regions of the radome are negatively-affected by the dirt or debris.

Abstract: The invention relates to a method for producing a heatable radome, a flexible printed circuit board having a metallic structure being used. Said flexible printed circuit board is embossed and is back-molded with a thermoplastic material.

Abstract: A window glass for a vehicle includes a glass plate; a dielectric having a first surface on a side facing the glass plate, and a second surface; a first electrode arranged between the glass plate and the first surface; a second electrode arranged on the second surface side such that the dielectric is interposed between the first and second electrodes; and an antenna element arranged between the glass plate and the first surface, and connected to the first electrode, the antenna element receiving at least an electromagnetic wave in a frequency band of AM broadcasting, and a coupling capacitance between the first and second electrodes satisfying a condition determined by an antenna capacitance of the antenna element, an input capacitance of an amplifier connected to the second electrode, a voltage value output from the second electrode, and a reception voltage value of the antenna element.

Abstract: The invention relates to a method for producing a radome, a flexible printed circuit board having a metallic structure being used. Said flexible printed circuit board is embossed and is back-molded with a thermoplastic material and electric contact elements are connected to the flexible printed circuit board. A connector skirt is placed on the contact elements prior to back-molding.

Abstract: The present application generally relates to antennas embedded in or on glass structures. More specifically, the application teaches a wideband conformal antenna employing thin film constructions facilitating attachment to external automotive surfaces with capacitive feedback and integrated lighting to enable a conformal activation switch.

Abstract: A vehicle window glass according to the present invention includes a glass plate having a defogger region and an antenna region, a defogger disposed in the defogger region and having a plurality of horizontal heating wires, and an antenna including at least an FM antenna and disposed in the antenna region, the FM antenna including a first power supply part disposed on the glass plate, and an FM antenna body having a first horizontal part, a second horizontal part closer to the defogger than is the first horizontal part and at least one vertical part linking both the horizontal parts, and connected to the first power supply part.

Abstract: A satellite antenna heating system, includes a satellite antenna reflector defining a reflector fluid chamber and that includes a reflector wall. The reflector wall includes a first surface that is located adjacent the reflector fluid chamber, and a second surface that is located opposite the reflector wall from the first surface and provides an outer surface of the satellite antenna reflector, wherein the reflector fluid chamber is configured to channel a fluid through at least a portion of the satellite antenna reflector.

Abstract: Apparatus and methods for reconfigurable antenna systems are provided herein. In certain configurations, an antenna system includes an antenna element, a tuning conductor adjacent to and spaced apart from the antenna element, and a switch electrically connected between the tuning conductor and a reference voltage, such as ground. The tuning conductor is operable to load the antenna element, and the switch selectively connects the tuning conductor to the reference voltage to provide tuning to the antenna element.

Abstract: To provide high sensitivity to high frequency band signals, it is provided an antenna to be arranged on a window glass of a vehicle, the antenna comprising: a planar conductor to be arranged on the window glass; a slot formed as a rectangular region obtained by removing a conductor from the planar conductor; a power feeding unit arranged on a first side of the slot; and an element extending from a core-side terminal of the power feeding unit to a second side of the slot opposite to the first side, the slot being disposed at a position offset from a center of the planar conductor in a direction toward the first side.

Abstract: There is provided a vehicle optical view-shielding structure including: an optical view-shielding device that is capable of optically shielding a window when a vehicle is stationary, such that a vehicle interior is rendered difficult to see from outside the vehicle; an external detection device that detects an approaching object approaching the vehicle; and a notification device that issues a notification inside the vehicle notifying that the approaching object has been detected by the external detection device.

Abstract: Systems and methods for breaking a material are provided. In one embodiment, a system for breaking a material comprises a device configured to generate a force or torque on a material. The system further comprises at least one controller coupled to the device. The controller is configured to select at least one degree of freedom and an initial direction to apply the force or torque with the device. The controller is further configured to oscillate the force or torque at a first series of frequencies while applying the force or torque in the initial direction with the device by providing commands to the device.

Abstract: Aspects of the subject disclosure may include, a system that guides electromagnetic waves that propagate along a transmission medium without requiring an electrical return path, and at least reduces radiation on an outer surface of a structure reducing a flow of an electrical current from an inner surface of the structure to the outer surface of the structure. Other embodiments are disclosed.

Abstract: A glass antenna placed in a window glass for a vehicle includes a second antenna that includes a second power feeding point, and a second element connected to the second power feeding point; a third antenna that includes a third power feeding point, and a third element connected to a third power feeding point; and a no-power-fed element that includes a first overlapping part placed in parallel with at least a part of the second element, separated by a third interval, and a second overlapping part placed in parallel with at least a part of the third element, separated by a fourth interval.

Abstract: A vehicle window glass includes a glass including a transparent area and a shading area around the transparent area; a defogger including wires placed at equal first intervals extended in a direction, and a defogger element connected to the wires; and a glass antenna including a power feeding point in the shading area, and a first element connected to the power feeding point. The defogger element includes a first part in the transparent area and extended in the direction, and a second part in the shading area and connected to the first part. The first element includes a third part in the transparent area extended in the direction, and a fourth part in the shading area and connected to the third part and the power feeding point. A part of the second part and a part of the fourth part are placed to have a narrower interval.

Abstract: The present invention provides a window glass near which an electronic device is disposed, the window glass including a glass plate, an antenna disposed on the glass plate, an electronic device that is disposed near the glass plate, and at least one linear canceller that is disposed on the glass plate and is configured to inhibit noise produced from the electronic device from being received by the antenna.

Abstract: A glass antenna placed in a window glass for a vehicle includes a first antenna that includes a first power feeding point, and a first element connected to the first power feeding point; a second antenna that includes a second power feeding point placed next to the first power feeding point, and a second element connected to the second power feeding point; and a third antenna that includes a third power feeding point placed next to the second power feeding point, and a third element connected to the third power feeding point and having a longest path longer than respective longest paths of the first element and the second element, and wherein at least a part of the third element is placed between the first element and the second element.

Abstract: A thin film, flexible antenna that has particular application to be adhered to vehicle glass, where the antenna is operable to receive right-hand or left-hand circularly polarized signals from, for example, GPS and SDARS satellites. The antenna is a printed planar antenna formed to the substrate and includes a ground plane having an outer perimeter portion defining a slot therein and having a plurality of sides. A T-line tuning stub extends from one of the sides into the slot, a curved spur-line tuning stub extends from a corner where two sides of the perimeter portion meet and extends into the slot, and a radiating element electrically isolated from the perimeter portion extends into the slot. The perimeter portion is operable to generate circularly polarized signals to be received by the radiating element where the tuning stubs provide phase tuning of the circularly polarized signals.

Abstract: A surface scattering antenna with a tightly-coupled or tightly-connected array of radiators provides an adjustable antenna with broadband instantaneous bandwidth.

Abstract: Foldable dipole array antennas are disclosed. A disclosed example apparatus includes a helical communication line of a dipole array antenna, and hinges spaced along the helical communication line. The apparatus also includes dipole branches operatively coupled to the helical communication line, where the dipole branches are to be moved, at the hinges, between deployed and un-deployed states.

Abstract: A communication system for a vehicle includes a control operable to communicate with a device remote from the vehicle, and an antenna disposed at an exterior portion of the vehicle. The control at least one of (i) wirelessly transmits signals via the antenna to a remote receiver and (ii) receives signals via the antenna wirelessly transmitted by a remote transmitter. A heater element is disposed at or near the antenna. The heater element is electrically connected to a power source of the vehicle and is energizable by the power source to generate heat to melt snow or ice at or near the antenna. The heater element may include a graphene trace disposed at a panel or housing at or near the antenna.

Abstract: A coil for an antenna includes a ferrite core; and a winding conductor configured to have a conducting wire wound around the ferrite core as a core bar. The winding conductor includes an inner winding positioned inside when viewed from a plane perpendicular to the core bar, and an outer winding positioned outside of the inner winding. A length of the outer winding when viewed from a plane parallel to the core bar is different from a length of the inner winding.

Abstract: A vehicle window glass includes a glass plate; a dielectric body; a conductive body arranged between the glass plate and the dielectric body; and an antenna. The conductive body includes a concave portion is provided. The concave portion is interposed between a first vertical edge side and a second vertical edge side extending downward from an upper outer edge of the conductive body. The antenna includes a feeding portion and an antenna element. A part of the feeding portion and a part of the antenna element are located in a region of at least one of a region interposed between a first extension line and a second extension line extended upward from the first vertical edge side and the second vertical edge side, and of the concave portion. The feeding portion is arranged closer to the first vertical edge side than a lower end of the concave portion.

Abstract: An automotive glass antenna includes (a) a defogger having first and second bus bars; (b) a first L-shape auxiliary element connected to a lower end of the first bus bar; (c) a second L-shape auxiliary element connected to an upper end of the second bus bar; (d) a feed point provided at a position near an upper portion of the first bus bar or a lower portion of the second bus bar; and (e) a main element that includes a main vertical element extending along an outside of the first or second bus bar to achieve a capacitive coupling therewith and a main horizontal element extending from the feed point in a substantially horizontal direction. This antenna is capable of receiving FM radio broadcast waves with high gain, even if it is installed in a limited blank space around the defogger.

Abstract: A heated satellite dish for reducing snow and ice accumulation on a satellite dish is disclosed. The heated satellite dish includes a heating system which may include a front pad attached to a flexible rear pad, the heating system disposed between the flexible front pad and the flexible rear pad, and a securing system comprising magnets. The satellite dish heater conforms to a rear surface of a satellite dish and the magnets selectively and detachably secure the satellite dish heater against the rear surface of the satellite dish. The heating system transfers heat to the rear surface of the satellite dish to reduce snow and ice accumulation.

Abstract: A transceiver antenna assembly for installation in a vehicle side-view mirror to enable communication with nearby vehicles, in which each transceiver antenna may have one or two antenna arrays implemented on a single printed circuit board, protected by an antenna housing used to mount the transceiver antenna inside the mirror assembly. Each antenna array in a dual-channel transceiver antenna may transmit and receive data over one of two DSRC channels. One channel may be used to transmit and receive vehicle data only and the other channel may be used to transmit and receive both vehicle data and audio/video (A/V) data. Each antenna array is connected to a radio in the vehicle that processes received signals and prepares signals for transmission. Such a transceiver antenna assembly, when mounted within the side view mirror assembly of a truck, may be especially useful for communication in truck platooning.

Abstract: According to various embodiments of the present disclosure, an antenna device may include: a base substrate; a mesh grid formed by transparent electrodes on at least one surface of the base substrate; and a power feeding port connected to the mesh grid to provide a power feeding signal. At least a part of the mesh grid may form a radiation element with at least one of the power feeding signal indicative of direct feeding, and the power feeding signal indicative of coupled feeding indirectly. Since the radiation element may be configured by forming the mesh grid using a transparent conductive material, the antenna device may be easily concealed. Even if the antenna device is attached to, for example, a window glass of a vehicle or a window of a building, the antenna device may contribute to the removal of a shadow region while sufficiently securing the visibility of the glass.

Abstract: There is provided a window glass for a vehicle, the window glass including a glass antenna for transmitting and receiving communication waves. The glass antenna includes a pair of electrodes that are a ground electrode and a power feeding electrode; a first antenna element connected to the power feeding electrode; a second antenna element connected to the power feeding electrode, the second antenna element extending downward; a third antenna element connected to the power feeding electrode, the third antenna element extending in a direction that differs from that of the second antenna element; a fourth antenna element, one end of the fourth antenna element being connected to an end portion of the third antenna element; and a fifth antenna element, one end of the fifth antenna element being connected to the end portion of the third antenna element and the one end of the fourth antenna element.

Abstract: To provide a vehicle window glass, in which heater wires and a conductor wire, such as an antenna, intersect, and a mounting structure for the window glass for a vehicle. The heater wires are not noticeable and have a good appearance. A window glass for a vehicle, comprising a glass main body, a plurality of heater wires formed to extend in a horizontal direction when mounted to a vehicle, and an antenna wire formed to intersect at least one of the heater wires, wherein the smallest line width “a” of the heater wires is at most 0.4 mm, and the largest line width “b” of the antenna wire is smaller than the line width “a” in a range of intersection of the antenna wire and the heater wires extending from one end of the antenna wire to the other end of the antenna wire.

Abstract: A window assembly for a vehicle includes a substrate that is substantially transparent and has a surface. A transparent layer is disposed on the surface and comprises a metal compound such that the transparent layer is electrically conductive. The transparent layer defines a first region and a second region that are spaced from one another by a section cut that is devoid of the transparent layer. The first and second regions are substantially congruent to one another and are configured to operate as diversity antenna elements. A feeding arrangement is coupled to the first and second regions to energize the first and second regions. At least one of the first and second regions defines a performance enhancing slit that is devoid of the transparent layer. The slit is configured to operate as at least one of an impedance matching element and a radiation pattern altering element.

Abstract: An antenna that includes a first element extending from a connection point, and has a curvature such that a first tip end of the first element extends in a direction toward the connection point. A second element is connected to the connection point, and has a second tip end that extends in a direction away from the connection point, the second tip being disposed within an outer periphery of the first element. A distance between a portion of the first element that is parallel to the second element is greater than ?gx/100, where ?gx represents an effective wavelength of a first anti-resonance frequency.

Abstract: A window assembly for a vehicle has a transparent layer including a metal compound such that the transparent layer as is electrically conductive. The transparent layer defines an area covering the window assembly. An outer region which is electrically non-conductive surrounds the area. The window assembly includes an antenna element including wire or transparent coating disposed within and surrounded by the outer region without extending into the transparent layer. The antenna element is electrically disconnected from the transparent layer such that the antenna element operates independent of the transparent layer. A feeding element is coupled to the antenna element for energizing the antenna element. The feeding element is electrically disconnected from the transparent layer such that the feeding element energizes the antenna element independent of the transparent layer.

Abstract: Methods, systems, and devices are described for operating an airborne satellite terminal in high temperature conditions. In one method, a satellite terminal is located within an enclosure beneath a radome on an exterior of an aircraft. The satellite terminal includes a transmit amplifier that may operate in different power modes, a temperature sensor thermally coupled with the transmit amplifier, and an antenna. A transmit signal is amplified using the transmit amplifier to generate an amplified signal, which signal may be transmitted through the radome using the antenna. The temperature of the transmit amplifier may be monitored with the temperature sensor while transmitting the amplified signal. Operation of the transmit amplifier may be switched from a normal power mode to a reduced power mode to reduce a power level of the amplified signal when the monitored temperature of the transmit amplifier exceeds a temperature threshold.

Abstract: An antenna apparatus includes a glass plate that is fixed to a flange of a vehicle body at a window opening portion of the vehicle body; a dielectric material; a conductive film provided between the glass plate and the dielectric material; and a monopolar feeding portion provided on the dielectric material at a surface opposite to a glass plate side and at a position capable of being capacitively coupled to the conductive film, the antenna apparatus being configured such that a clearance between an end portion of the flange of the vehicle body and an outer edge of the conductive film functions as a slot antenna, the conductive film being provided with a notch having one end as an open end at the outer edge of the conductive film in the vicinity of the feeding portion.

Abstract: An antenna system having a dish, a heating element and a shaped plate. The dish has a concave shape on one side and a generally convex shape on the opposite side. The shaped plate has the heating element applied to a first side. The shaped plate has a second opposite side. The shaped plate is coupled to the opposite side of the dish. The shaped plate being formed from a flat plate having at least one slot cut therein, each slot having edges that are overlapped to thereby cause the flat plate to become the shaped plate.

Abstract: A vehicle mounted antenna device installed on a vehicle includes a circuit board, a main element portion, and an auxiliary element portion. The main element portion, which has a substantially planar shape, is disposed on substantially the same plane as the circuit board, functions also as a capacitive antenna designed for a first frequency band, and includes a bent pattern having an antenna capacity substantially equivalent to a solid pattern. The auxiliary element portion includes a distributed constant element portion that is connected in series between the main element portion and an amplifier circuit so as to complement shortage of an antenna length of the main element portion so that the antenna length of the main element portion is designed for a second frequency band. The distributed constant element portion is mounted on the circuit board and has an antenna capacity smaller than that of the main element portion.

Abstract: A vehicle glass assembly includes a glass pane of tempered glass, a frequency modulation (FM) antenna loop coupled to the glass pane and a first connector configured to provide a signal path to an FM radio tuner module. A second connector is coupled to the FM antenna loop to form an anti-theft loop in conjunction with the first connector. The first and second connectors are configured to provide signal paths to a security module.

Abstract: A sensor for a fill level measuring device for determining the fill level in a container by determining the delay time of high-frequency signals, comprising a main reflector having an edge region and an inner region, a sub reflector, which is connected to the edge region of the main reflector via a radome, an inner space, which is encompassed by the radome and the main reflector, and a hollow waveguide which is connected to the main reflector and has a front end, which is oriented toward the sub reflector for coupling electromagnetic waves in and/or out, wherein the radome and the sub reflector are embodied as integral or unitary in formation.