Entries |
Document | Title | Date |
20080316126 | Antenna System for a Radar Transceiver - An antenna system for a radar transceiver, in particular for ascertaining distance and/or velocity in the surroundings of motor vehicles, at least one antenna being situated on a chip, which includes at least one part of the transmitting and receiving units of the radar transceiver wherein the at least one antenna includes a first part situated on the chip and a second part situated at a distance from the first part and radiation-coupled to the first part. | 12-25-2008 |
20090002245 | DUAL OFFSET REFLECTOR SYSTEM UTILIZING AT LEAST ONE GIMBAL MECHANISM - A dual offset reflector system is disclosed. The system comprises a main reflector, a subreflector, a first gimbal mechanism for positioning of the subreflector. The system includes at least two feeds for receiving beams from the main reflector and the subreflector. One of the feds is at a focal point of the system and the other beam is displaced from the focal point. Accordingly, a simple solution to restore antenna gain reduction and avoid beam distortion due to the scan loss for a reflector system is provided that utilizes multiple feeds at different frequencies and polarizations. By placing the feeds at focal point trajectory of the subreflector whose positioning is controlled by a gimbal mechanism, a system is provided that minimizes distant and scan loss in a dual reflector system. The gimbal mechanism positions the subreflector so that a desired feed is in the focal point of the subreflector. | 01-01-2009 |
20090046025 | Antenna Arrays - An improved antenna array ( | 02-19-2009 |
20090051607 | Conductive Textile, Antenna, and Vehicle Seat - At least one antenna is disposed and fixed in a vehicle seat. The at least one antenna is formed from a conductive textile or nonwoven formed separately from a seat cover of the vehicle seat. Preferably, the at least one antenna can be coupled to a transmitting or receiving unit. | 02-26-2009 |
20090096688 | Antenna system and an in-vehicle communication apparatus - An antenna system for use in a wide frequency band has a reflection board that has a board shape with an outer edge and an inner edge. The antenna system connects the reflection board and an antenna module in a manner that does not allow a flow of a direct current. Further, a dimension of the reflection board along a polarization direction of the antenna module has a value that is equal to or greater than a product of a maximum wavelength of a usable frequency band multiplied by a wavelength reduction rate of a dielectric material. | 04-16-2009 |
20090102731 | Antenna structure for TPMS transmitter - An antenna structure for a TPMS (Tire pressure Monitoring System) transmitter is disclosed herein. A TPMS transmitter couples with a valve so that a spiral coil within the TPMS transmitter can be electrically connected to a conduct body of the valve to get a specific resonance frequency. Hence, the length of the antenna structure can be increased effectively and the efficacy can be raised. | 04-23-2009 |
20090167620 | ACCESSORY-TYPE ANTENNA FOR VEHICLE - An antenna for a built-in multimedia receiver in a vehicle to use a multimedia service such as HD radio, DMB, and the like. The antenna may function as a message board that may externally display a predetermined message, such as driver's phone number, as well as receive the multimedia signal. The antenna not only receives a multimedia service signal but also transmits the multimedia service signal to a basic multimedia reproduction device included in the vehicle, thus enabling efficient addition of another multimedia receiver to the vehicle with the minimum wiring. | 07-02-2009 |
20090174616 | FRACTAL ANTENNA FOR VEHICLE - Disclosed herein is a fractal antenna for a vehicle. First and second radiation elements are downwardly inclined from an apex ridge, and disposed opposite each other on the left and right sides inside a radome for protecting the antenna. First and second parasitic elements are formed in an inner space which is formed by the first and second radiation elements. Further, the first and second parasitic elements are disposed to be parallel to and spaced apart from the respective first and second radiation elements at regular intervals, are downwardly inclined from an apex ridge, and are disposed opposite each other on the left and right sides. The first and second radiation elements are respectively formed on part of the upper surface of a first substrate and part of the upper surface of a second substrate in patterns each having a predetermined shape. | 07-09-2009 |
20090195465 | DUAL TRANSMITTING ANTENNA SYSTEM - A vehicle system includes a signal processing module and a first antenna that provides a first transmitted signal that has a first phase. A second antenna of the system provides a second transmitted signal that has a second phase that differs from the first phase. At least one receive antenna of the vehicle system receives first and second received signals that correspond to the first and second transmitted signals, respectively. The signal processing module processes the received first and second signals based on the first and second transmitted signals and selectively controls transmissions of the first and second transmitted signals. | 08-06-2009 |
20090213019 | Antenna Device Having A Radome For Installation In A Motor Vehicle - For an antenna device, in particular for a radar antenna device having excitation field and radome in front of it, the thickness of the radome is varied such that a location-dependent phase delay of the emitted or received wave front may be attained. Thus, tilts, in particular for the non-vertical installation of radar devices in motor vehicles, that lead to unwanted radiation lobe deviations, may be compensated for in a simple way. | 08-27-2009 |
20100001910 | On-Vehicle Antenna - No coupled effects occur even when a plurality of antennas is provided. An insert fitting | 01-07-2010 |
20100045546 | UWB ANTENNA AND DETECTION APPARATUS FOR TRANSPORTATION MEANS - A UWB antenna for transportation means comprises a metallic screen, a dielectric substrate and a rectangular printed metallic patch. The dielectric substrate is disposed on the printed metallic patch. The printed metallic patch is disposed on the dielectric substrate, and has a horizontal trench gap and two vertical trench gaps. The horizontal trench gap is parallel to the long side of the rectangular printed metallic patch, and the vertical trench gaps respectively extend upward from each end of the horizontal trench gap to form two resonance contours. | 02-25-2010 |
20100182209 | Helical antenna and in-vehicle antenna including the helical antenna - A helical antenna includes a ground plate, a first helical portion spirally wound perpendicular to the plate, a second helical portion spirally wound perpendicular to the plate and surrounding the first helical portion radially outward of the first helical portion, and a feeder circuit. The circuit includes an oscillator, a divider connected to the oscillator, a first phase shifter connected between a first output terminal of the divider and a feeding point of the first helical portion, and a second phase shifter connected between a second output terminal of the divider and a feeding point of the second helical portion. Length of one turn of the first helical portion is equal to a result of multiplication of a wavelength of oscillation of the oscillator by N. Length of one turn of the second helical portion is equal to a result of multiplication of the wavelength by M (M>N). | 07-22-2010 |
20100231465 | IN-VEHICLE DEVICE AND COMMUNICATION METHOD - An in-vehicle device transmits a response request signal to inside and outside of a vehicle and performs a predetermined control when receiving a response signal from a specific portable device. The in-vehicle device includes a plurality of antennas installed inside the vehicle, a transmission unit configured to modulate the response request signal with a predetermined carrier wave and transmit the signal from the plurality of antennas, and a phase difference control unit configured to shift a phase of the carrier wave corresponding to each of the plurality of antennas when modulating the response request signal with the predetermined carrier wave in the transmission unit | 09-16-2010 |
20110032163 | Vehicular Glass Antenna - A vehicular glass antenna which is provided in an upper blank space of defogging heater strips of a rear window glass of the vehicle, the vehicular glass antenna includes: an AM broadcast wave receiving antenna including; a plurality of horizontal strips arranged at intervals, at least two vertical strips which are orthogonal to the horizontal strips, and which are apart from each other, and an AM feed point located between the vertical strips, on uppermost one of the horizontal strips or through an extension line extending from a portion of the uppermost one of the horizontal strips, and two FM broadcast wave receiving antennas extending, respectively, from two FM feed points provided above the uppermost one of the horizontal strips of the AM broadcast wave receiving antenna on left and right sides of the AM feed point, along a part of an outermost portion of the AM broadcast wave receiving antenna, the FM broadcast wave receiving antennas extending, respectively, in opposite directions of a clockwise direction and a counterclockwise direction, one of the FM broadcast wave receiving antennas which has a substantially U-shape, and which surrounds all of ends of the plurality of the horizontal strips of the AM broadcast wave receiving antenna on one side, the other of the FM broadcast wave receiving antennas which has a substantially U-shape, and which surrounds a part of ends of the plurality of the horizontal strips on the other side, and each of the two FM broadcast wave receiving antennas including a second horizontal strip which is adjacent to the horizontal strips of the AM broadcast wave receiving antenna to achieve the capacitive coupling. | 02-10-2011 |
20110175778 | TYRE HAVING A MEMBER WITH AN OFFSET ANTENNA - A motor-vehicle tyre includes a sidewall and a member with an electronic device, a generally and substantially linear-shaped rectilinear wire antenna, and means of electrical connection between the wire antenna and the electronic device. The member is embedded in the sidewall in an arrangement such that the antenna is oriented circumferentially with respect to the tyre and the connection means is oriented in a radial direction of the tyre. The wire antenna is integrally offset radially on one side of the electronic device. | 07-21-2011 |
20110248897 | DISH ANTENNA USING A PROJECTED ARTIFICIAL MAGNETIC MIRROR - A flat dish antenna includes a plurality of concentric coils, a plurality of eccentric coils, a metal backing, a dielectric material, and an antenna structure. The pluralities of concentric coils and eccentric coils are on a layer of a substrate. A concentric coil has a radiation pattern that is substantially normal to a plane of the concentric coil and an eccentric coil has a radiation pattern that's is offset from normal to a plane of the eccentric coil. The metal backing is on another layer of the substrate and the dielectric material is between the layer and the other layer of the substrate. The concentric coils and the eccentric coils are electrically coupled to the metal backing to produce a distributed inductor-capacitor networking that provides a focal point based on a combination of their radiation patterns. The antenna structure is located proximal to the focal point. | 10-13-2011 |
20110260934 | Patch Antenna Device - Provided is an in-vehicle patch antenna device which has a reduced size and multiple functions while improving performance. An in-vehicle patch antenna device includes a substrate ( | 10-27-2011 |
20110298676 | ANTENNA HAVING SPARSELY POPULATED ARRAY OF ELEMENTS - An antenna ( | 12-08-2011 |
20120026047 | MONOPOLE ANTENNA, ANTENNA ASSEMBLY, AND VEHICLE - A monopole antenna ( | 02-02-2012 |
20120075149 | MULTI-BEAM TELECOMMUNICATION ANTENNA ONBOARD A HIGH-CAPACITY SATELLITE AND RELATED TELECOMMUNICATION SYSTEM - A high-throughput multi-beam telecommunication antenna is configured to cover a geographical area from a geostationary orbit. | 03-29-2012 |
20120075150 | Antenna System with Two Grids of Spots with Nested Complementary Meshes - An antenna system is able to cover a geographical zone with two grids of spots with nested meshes, shifted one with respect to the other. The multi-beam system covers a geographical zone decomposed into a plurality of spots, the antennas each comprising an array of radiating elements able to receive and/or to transmit radioelectric signals, and being configured so as to cover, in reception and/or in transmission, said zone with two grids of spots, several spots of the first grid, generated by a first antenna, being positioned according to a first geometric pattern, so that points are situated substantially equidistantly from several adjacent spots, several spots of the second grid, that are generated by a second antenna, being positioned according to a second geometric pattern chosen as a function of the first geometric pattern, such that several spots of the second grid are centred on the said points. | 03-29-2012 |
20120229353 | Glass Antenna for Vehicle - A glass antenna includes hot-side and earth-side feeding points provided near an intermediate portion of an inside vertical or vertically-oblique edge of flange of a fixed window glass; a hot-side element; and an earth-side element. The hot-side element includes at least one first horizontal line extending from the hot-side feeding point in a horizontal direction, and at least one first vertical line extending from the hot-side feeding point in a direction away from the earth-side feeding point. The earth-side element includes at least one second horizontal line extending from the earth-side feeding point in the horizontal direction, and a third horizontal line extending from a tip of at least one second vertical line in the horizontal direction. The at least one second vertical line extends from the earth-side feeding point in a direction away from the hot-side feeding point. | 09-13-2012 |
20120268331 | SMALL ANTENNA FOR VEHICLE - A small antenna for vehicle comprises a coil member of helical antenna structure with a plurality of coils formed; a connector disposed at one end of the coil member; a signal pin contacting with the connector; a cylindrical member coupled to the other end of the coil member and made of metal material; a dielectric body inserted inside the coil member and cylindrical member and disposed adjacent to the connector and signal pin; a conductor inserted inside the coil member and cylindrical member and disposed at one end of the dielectric body; and a cover member enclosing the coil member and cylindrical member inside which the dielectric body and conductor are inserted. | 10-25-2012 |
20120313829 | ANTENNA WITH ANGLED CORE APPARATUS AND METHOD - The present invention relates to an antenna device ( | 12-13-2012 |
20120326934 | ANTENNA APPARATUS - An antenna apparatus that can suppress sensitivity degradation as much as possible to receive AM broadcasts and FM broadcasts even if an antenna height is decreased to 70 mm or less. An antenna board is vertically mounted on a planar antenna base, and a top portion is disposed to stride over the antenna board. An antenna element includes the top portion and an antenna pattern formed on the antenna board. A distance between the antenna base and a lower edge of the top portion is not less than 10 mm, and the lower edge of the top portion is bent downward. The top portion is configured such that an antenna capacitance of the antenna element becomes about 3 pF or more. A received signal from the antenna element is guided to an amplifier board through a connecting wire and amplified. An antenna case is fitted in the antenna base. | 12-27-2012 |
20130069833 | SMALL DEPLOYABLE UHF CIRCULARLY-POLARIZED CROSSED DIPOLE ANTENNA - A small satellite-deployable antenna includes a half-wavelength box-shaped structure having a top conducting surface, a bottom conducting surface, and a non-conducting layer positioned between the top and bottom surfaces, and four tilted crossed quarter-wavelength dipoles positioned on the top surface, each having an antenna element attached thereto and spaced about a quarter wavelength apart with respective phases of about 0°, 90°, 180°, 270°. The antenna when deployed has its small ground plane isolated from the rest of the satellite structure, thereby enabling it to direct the circularly polarized radiation in a pattern ideal for ground coverage. | 03-21-2013 |
20130069834 | DOPPLER-NULLING TRAVELING-WAVE ANTENNA RELAYS FOR HIGH-SPEED VEHICULAR COMMUNICATIONS - An antenna relay system for facilitating wireless communication between mobile terminals on a high-speed rail vehicle and stationary base stations with substantially reduced Doppler shift effects comprises matched traveling wave directional antennas mounted to a high-speed rail vehicle and positioned collinearly alongside the railway. Both antennas continually transmit and receive at a fixed angle relative to the motion of the train so as to circumvent the Doppler shift. The signal transmitted or received by the stationary antenna is conducted to a nearest node for communication with an access network. | 03-21-2013 |
20130113664 | Window-Glass Antenna for Vehicle - Disclosed is a window-glass antenna for a vehicle in which a conductive film is formed on the vehicle window glass, the antenna being provided in a film-removed portion formed between an opening edge of flange and an end edge of the conductive film. The antenna includes a first feeding point provided on the film-removed portion and close to the end edge of the conductive film, a second feeding point provided on the flange and at a location near the first feeding point, and a first substantially-U-shaped element connected with the first feeding point. The first substantially-U-shaped element is provided in a manner that a conductive-film-side line is arranged adjacent to the end edge of the conductive film, a tip of the conductive-film-side line is connected with a substantially-orthogonal line, and another tip of the substantially-orthogonal line is connected with a flange-side line arranged adjacent to the flange opening edge. | 05-09-2013 |
20130141289 | ANTENNA ASSEMBLY AND ANTENNA STRUCTURE WITH IMPROVED SIGNAL-TO-NOISE RATIO - An antenna assembly including: an insulating substrate; a conductive coating covering a surface of the substrate at least section-wise and serving at least section-wise as a planar antenna receiving electromagnetic waves; a first coupling electrode electrically coupled to the conductive coating extracting useful signals from the planar antenna; a source of interference disposed such that interfering signals can be received by the planar antenna; an electrically conductive ground; and a second coupling electrode electrically coupled to the conductive coating coupling out interfering signals received by the planar antenna from the planar antenna. The second coupling electrode includes a first coupling surface and the conductive structure includes a second coupling surface capacitively coupled to the first coupling surface, the two coupling surfaces configured to selectively allow passage of a frequency range corresponding to the interfering signals to be extracted from the planar antenna. | 06-06-2013 |
20140159968 | MOUNTING FOR A DATA CONDUCTOR, ENERGY TRANSMISSION SYSTEM AND DATA TRANSMISSION SYSTEM - The invention relates to a mounting for a data conductor on a conductor strand of a conductor line. The invention further relates to an energy transmission system for transmitting electrical energy between a conductor line and an electrical consumer that can be moved along the conductor line and has at least one data conductor guided along the conductor line and at least one antenna arranged on the consumer, and to a data transmission system for contactless local data transmission between at least one data conductor guided along a conductor line and at least one antenna arranged on an electrical consumer that can be moved along the conductor line. The invention solves the problem of enabling a compact construction, simple, fast fitting and retrofitting of an energy transmission system and reliable data transmission in an energy transmission system by means of a mounting having a mounting means that is adapted to an outer contour of the conductor strand for fastening the mounting to the conductor strand and a fastening means for fastening the data conductor to the mounting at a distance from the conductor strand, and by means of an energy transmission system and a data transmission system, which comprise a multiplicity of mountings for mounting the data conductor at an invariant distance from a conductor strand of the conductor line. | 06-12-2014 |
20140168018 | LIGHTNING PROTECTION SYSTEM FOR RADOME AND ASSOCIATED ASSEMBLY METHOD - A lightning protection system for a radome, the system comprising at least one lightning protection strip positioned on an inner wall of the radome, wherein the lightning protection strip defines, on the inner wall of the radome, a curve that is substantially perpendicular, at all points thereof, to the polarization direction of the electrical field vector radiated by an antenna across from the inner wall of the radome. | 06-19-2014 |
20140333492 | ELECTRONIC ASSEMBLY FOR INSTALLATION IN A TYRE - The electronic assembly is intended for installation in a tyre. It comprises an electronic device ( | 11-13-2014 |
20150311583 | ELECTRONIC ASSEMBLY FOR INSTALLATION IN A TYRE - The electronic assembly is intended for installation in a tyre. It comprises an electronic device ( | 10-29-2015 |
20160111774 | NOVEL SATELLITE COMMUNICATION SYSTEM - A cubesat design includes selected subsystems for managing communications to other satellites and ground stations. In one embodiment, the subsystem includes a deployable antenna having compact size and low weight that reliably releases and detects an extended antenna after launch. | 04-21-2016 |
20160134008 | Antenna Device - 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. | 05-12-2016 |
20160134013 | ANTENNA DEVICE - An antenna device includes a first antenna conductor having a first feeding point provided on windshield glass, a second antenna conductor having a second feeding point, a passive conductor, and an auxiliary conductor, wherein the first antenna conductor and the second antenna conductor are arranged in a vicinity of the auxiliary conductor with a predetermined gap therebetween, the passive conductor includes a first passive element extending in a direction away from the auxiliary conductor, and a second passive element connected to one end of the first passive element on a side of the auxiliary conductor and extending along the auxiliary conductor, and an open end of the second passive element is arranged at a position on a side of the first antenna conductor, and adjacent to the auxiliary conductor between the first antenna conductor and the second antenna conductor. | 05-12-2016 |