Entries |
Document | Title | Date |
20080204347 | Increasing isolation between multiple antennas with a grounded meander line structure - A wireless communication device includes multiple antennas spaced apart from each other. Also included is a dielectric substrate with electrically conductive ground areas along the substrate opposite the antennas. Signal coupling is decreased between the antennas by connecting the ground areas together with an isolation structure. In one nonlimiting form, this structure includes an electrically conductive meander line structure. | 08-28-2008 |
20080224938 | Antenna Assembly and Method For Manufacturing the Same - In an antenna apparatus, at least one choke in the form of a groove is arranged between a transmitting antenna and a receiving antenna. The choke functions to suppress the mutual electromagnetic coupling between the transmitting antenna and the receiving antenna. The depth of the choke is in a range from 0.15, to less than 0.225λ where λ is a wavelength of a carrier wave. | 09-18-2008 |
20080238802 | Antenna Device - An antenna device includes an antenna element, a high-frequency circuit connected to the antenna element, a first ground section connected to the high-frequency circuit, a reactance circuit connected to the first ground section, and a second ground section connected to the reactance circuit. Employing the structure above allows the antenna device to have a compact body and to easily control antenna characteristics, such as radiation characteristics and input impedance characteristics. | 10-02-2008 |
20080309574 | SYSTEM AND METHOD FOR PREVENTING COPYING OF ELECTRONIC COMPONENT DESIGNS - Techniques are provided to prevent undesired and/or unauthorized analysis and access to electronic components designs. A shield can be utilized to prevent invasive and/or non-invasive analysis methods such as the use of x-rays to determine the structural configuration and/or component makeup of an embedded antenna. In addition, a damageable material that can be utilized alone or in conjunction with the shield is also provided. When attempting to access the antenna and/or components included therein, any inappropriate force or exposure to certain elements, such as heat, will cause the material and the antenna and/or the components therein to be damaged or melted beyond a point of useful recognition for the entity. Furthermore, thin films can be utilized to construct one or more portions of the antenna to the same effect. In addition, the antenna and/or components can be configured for actively reconfiguring a resonant frequency of the antenna. | 12-18-2008 |
20080309575 | Link coupled antenna system on a field device having a grounded housing - A field device in an industrial process control system having an electrically grounded housing with an electrical circuit located within the housing is described. The electrical circuit includes wireless communication circuitry and is electrically isolated from the housing. The field device also includes an antenna that is attached to the housing and a cable having a shield positioned between the wireless communication circuitry and the antenna. The cable provides electrical communication between the electrical circuit and the antenna. The electrical circuit is electrically isolated from the housing, and the shield of the cable is electrically grounded to the housing. | 12-18-2008 |
20090040126 | ELECTROMAGNETIC INTERFERENCE PREVENTING COMPONENT AND ELECTRONIC DEVICE USING THE SAME - An electromagnetic interference preventing component ( | 02-12-2009 |
20090040127 | Passive anti-jamming antenna system and method - A tunable passive anti-jamming antenna array system and method for minimizing the effects of electromagnetic interference in radio frequency antenna systems. The system and method utilize an external array of passive open circuited antennas strategically arranged between an intended receiving antenna unit and interfering signals to disrupt the interference signals and reduce the electromagnetic energy, interference, and noise reaching the intended receiving antenna unit. | 02-12-2009 |
20090058753 | Tree Trunk Antenna - Embodiments of the present invention include a patch antenna having a patch element, a ground plane, a feedline, and an electromagnetic shield. The patch element transmitting and/or receives electromagnetic signals. The ground plane is spaced at a specified distance from the patch element. The feedline guides the electromagnetic signal and extends through an opening in the ground plane and to the patch element. The feedline is electrically coupled to the patch element to guide an electromagnetic signal to or from the patch element. The electromagnetic shield extends, at least partially, between the ground plane and the patch element and is electrically coupled to the ground plane. The electromagnetic shield is configured to control an impedance associated with the feedline between the ground plane and the patch element. | 03-05-2009 |
20090085822 | WIRELESS DEVICE AND METHOD FOR IMPROVING ANTENNA CHARACTERISTIC OF THE WIRELESS DEVICE - A wireless device includes a housing having a shielding case and a dielectric case. The housing receives a printed circuit board and an antenna element. The printed circuit board has a feeding pad, a first ground pad and a second ground pad. The antenna has a feeding portion electronically coupled with the feeding pad of the printed circuit board and a ground portion electronically coupled with the shielding case for increasing ground dimension to improve antenna characteristic. The first and second ground pads of the printed circuit board electronically coupled with the shielding case for reducing coupling effect to improve antenna characteristic. | 04-02-2009 |
20090091507 | ANTENNA DEVICE WITH AN ISOLATING UNIT - An antenna device includes a pair of antennas and an isolating unit. The antennas have the same operating frequency. The isolating unit is disposed between the S antennas, and includes an LC circuit that has a resonant frequency, which is the same as the operating frequency of the antennas, thereby improving isolation between the antennas. | 04-09-2009 |
20090096703 | PAPER/BIODEGRADABLE PLASTIC LAMINATE AND ELECTROMAGNETIC SHIELDING MATERIAL - A paper/plastic laminate suitable for use in laser and digital copiers and printers etc. that use heat set fuser toner adhesion as the method for fusing/bonding an ink to a paper. The laminate includes a paper web laminated to a polymeric film using 100% solids, or solventless, adhesives. The polymeric film is made from a biodegradable polymeric material such as a polylactide or a biodegradable polyolefin. An electromagnetic shielding material includes a paper web, a biodegradable polymeric material; and a conductive layer in a laminate structure that, when interposed between a receiving antenna of an RFID smart chip and a transmitting antenna of a signal generator, prevents the reading of the chip. | 04-16-2009 |
20090109114 | Antenna structure - An antenna structure includes a first tubing module, a second tubing module, an insulating tubing, a coaxial cable, an insulating tube and a base. Both ends of the insulating tubing are connected with the first and second tubing modules respectively. An interval is maintained between two corresponding ends connected with the tubing modules. The first tubing module is connected to the insulating tube, and the insulating tube is connected the base. The coaxial cable includes a central conductor and a metal conducting mesh, and the central conductor is connected the second tubing module, and the second tubing module is connected to a terminal inside the base. The metal conducting mesh is connected to the first tubing module, and the first tubing module is connected the base, so that the antenna structure can be operated at a specific frequency range and gives a better gain. | 04-30-2009 |
20090109115 | RADOME WITH INTEGRATED PLASMA SHUTTER - Radome with an integrated plasma shutter covering an antenna and method for selectively shielding an antenna. The radome includes a honeycomb core formed to contain a plasma-guiding layer, and coverplates arranged to sandwich the honeycomb core. Electrodes are structured and arranged for plasma excitation, the electrodes being high frequency (HF)-transparent at least in an operating frequency range of the antenna. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way. | 04-30-2009 |
20090146901 | ELECTRONIC DEVICE CONTAINING CASE, ELECTROMAGNETIC SHIELD BODY, AND ELECTRONIC DEVICE CONTAINING STRUCTURE - A main object of the present invention is to reliably perform radio communication in an electronic device containing case without spoiling an aesthetic aspect thereof. In order to achieve the object, an electromagnetic shield body is provided on a wall surface of the case for containing an electronic device capable of the radio communication. | 06-11-2009 |
20090251379 | WIRELESS ENCODER APPARATUS AND METHODS - A wireless encoder for encoding a plurality of wireless communication devices carried by media comprises a shielded enclosure having an exterior surface defining an aperture; a wireless signal generator to excite the shielded enclosure; and a media path along which media carrying a plurality of wireless communication devices travels. The media path passes across the aperture outside the shielded enclosure. | 10-08-2009 |
20090256771 | ANTENNA STRUCTURE AND RADIO COMMUNICATION APPARATUS INCLUDING THE SAME - A feed radiation electrode functioning as an antenna is capable of performing radio communication in two different frequency bands, a lower frequency band and a higher frequency band, defined in advance for radio communication. The feed radiation electrode has a loop shape, and a feeding end Q and a feeding-end adjacent portion P are connected with a shortcut path, which is provided by a stub, therebetween. Thus, the feed radiation electrode is capable of performing radio communication in the lower frequency band for radio communication in accordance with a resonant operation based on a current flowing through a channel IL and performing radio communication in the higher frequency band for radio communication in accordance with a resonant operation based on currents flowing through channels I | 10-15-2009 |
20090315801 | PORTAL STRUCTURE PROVIDING ELECTROMAGNETIC INTERFERENCE SHIELDING FEATURES - In one aspect, an antenna pedestal includes a body having an inner cavity. The antenna pedestal includes a portal structure to access the inner cavity of the antenna pedestal. The portal structure also includes a threaded structure disposed around a portal accessing the inner cavity and comprising threads and a cover comprising threads configured to engage the threads of the threaded structure to close the portal. | 12-24-2009 |
20100103068 | Antenna structure for a mobile phone - An antenna structure for a mobile phone to improve its hearing aid compatibility (HAC) character by metal obscuring, the antenna structure mainly is composed of an antenna base board and a copper foil; the antenna base board is provided in a housing of the mobile phone near a sound outputting hole, and a metallic thin layer is made in the housing of the mobile phone in corresponding by position with the antenna base board, the ground surface between the metallic thin layer and a circuit board in the housing of the mobile phone will form an electrically conductive connection. With this structure, distribution of the strength of the electric field of the antenna structure will be improved; thereby the test results for HAC near the sound outputting hole can be evidently improved. | 04-29-2010 |
20100109966 | Multi-Layer Miniature Antenna For Implantable Medical Devices and Method for Forming the Same - An antenna for an implantable medical device (IMD) is provided including a monolithic structure derived from a plurality of discrete dielectric layers having an antenna embedded within the monolithic structure. Superstrate dielectric layers formed above the antenna may provide improved matching gradient with the surrounding environment to mitigate energy reflection effects. A outermost biocompatible layer is positioned over the superstrates as an interface with the surrounding environment. A shielding layer is positioned under the antenna to provide electromagnetic shielding for the IMD circuitry. Substrate dielectric layers formed below the antenna may possess higher dielectric values to allow the distance between the antenna and ground shielding layer to be minimized. An electromagnetic bandgap layer may be positioned between the antenna and the shielding layer. The dielectric layers may comprise layers of ceramic material that can be co-fired together with the antenna to form a hermetically sealed monolithic antenna structure. | 05-06-2010 |
20100127950 | RECONFIGURABLE RADIATION DENSENSITIVITY BRACKET SYSTEMS AND METHODS - A method and device bracket are presented for reconfigurable radiation desensitivity. The method includes: accepting a radiated wave from a source such as a transmitter, antenna, microprocessor, electrical component, integrated circuit, camera, connector, or signal cable; in response to the radiated wave, creating a first current per units square (I/units | 05-27-2010 |
20100141547 | SHIELDED CONTACTLESS ELECTRONIC DOCUMENT - A document with a cover having a first cover part, a second cover part, at least one internal page located between the two cover parts when the document is closed, a radiofrequency microcontroller, an antenna electrically connected to the radiofrequency microcontroller, and an electromagnetic shield capable of disrupting, at least partially, the wireless communication with the radiofrequency microcontroller when the document is closed and not disrupting the wireless communication when the document is opened. The electromagnetic shield is a wire grid. The wire mesh distance between each two adjacent wires of the wire grid is smaller than a radio-frequency wavelength used for communicating with the radiofrequency microcontroller, and is at least 0.1 millimeters and at most 40 millimeters. | 06-10-2010 |
20100156738 | ELECTROMAGNETIC RADIATION APPARATUS AND METHOD FOR FORMING THE SAME - According to an embodiment of the present invention, an electromagnetic radiation apparatus includes a ground plane and an integrally formed antenna structure. The integrally formed antenna structure may include a radiation plate perpendicular to or with an angle larger than 45 degrees to the ground plane and a shielding structure configured to restrict radiation of the radiation plate. | 06-24-2010 |
20100156739 | APPARATUS FOR REDUCING ELECTROMAGNETIC WAVES AND METHOD THEREOF - An apparatus for reducing electromagnetic waves includes a dielectric layer and a plurality of metal unit cells periodically formed over the dielectric layer. The apparatus further includes an adhesive formed under the dielectric layer for attaching the apparatus to a radiator radiating electromagnetic waves. | 06-24-2010 |
20100164826 | RESONANT STRUCTURE TO MITIGATE NEAR FIELD RADIATION GENERATED BY WIRELESS COMMUNICATION DEVICES | 07-01-2010 |
20100171678 | PRINTED CIRCUIT BOARD (PCB) ANTENNA ASSEMBLY WITH RADIO FREQUENCY (RF) SHROUD - A printed circuit board (PCB) antenna assembly having a metal shroud and a method of making the same are presented. The shroud reduces radio frequency (RF) interference from the rear of the PCB antenna while not introducing unwanted nulls in front of the antenna. The metal shroud has a back panel and two angled side panels and is set so that the back panel is parallel to the PCB antenna and set at a determined distance from the PCB antenna. The shroud can be formed by applying a metallized paint to a non-conducting cover with properly oriented surfaces. | 07-08-2010 |
20100188309 | RADAR ANTENNA - Provided is a radar antenna integrally formed on a dielectric radiation board to prevent occurrence of surface wave and capable of wide angle measurement. The radar antenna | 07-29-2010 |
20100201596 | APPARATUS, METHOD AND USE FOR SCREENING THE MAGNETIC FIELD OF AN RFID TRANSPONDER - An apparatus for screening the magnetic field of a transponder is described, which apparatus comprises, in a first area section, at least one flat antenna structure which comprises conductor tracks for conducting current in a direction of current flow and has an application-specific extent, wherein the apparatus comprises a second area section or carrier to which strips of a highly permeable screening material are applied such that they are oriented with respect to one another in a predetermined manner, wherein the second area section is arranged parallel to the first area section. In order to effectively screen the magnetic field which is beamed in from the outside, for instance by a reader, and in order to effectively screen the magnetic field which is generated by the antenna structure of the transponder itself following excitation, and in order to reduce eddy current losses in a metal area arranged underneath, the highly permeable screening material has either anisotropic permeability, wherein increased permeability is provided in the direction of current flow, in particular in the direction of the conductor tracks of important sections of the antenna structure, or else provides for the strips to be oriented parallel to one another in important sections, wherein the longitudinal edges of the strips are provided in the direction of current flow, in particular in the direction of the conductor tracks of important sections of the antenna structure. | 08-12-2010 |
20100220028 | ANTENNA-EMBEDED CASE FOR MOBILE COMMUNICATIONS TERMINAL, METHOD OF MANUFACTURING THE SAME, AND MOBILE COMMUNICATIONS TERMINAL - A method of manufacturing an antenna-embedded case for a mobile communications terminal includes providing an antenna pattern, forming a first injection-molded member covering one surface of the antenna pattern, and disposing the first injection-molded member, provided with the antenna pattern on one surface thereof, in a second mold with the antenna pattern disposed in a space inside the second mold, and injection-molding a second injection-molded member covering the other surface of the antenna pattern to embed the antenna pattern between the first injection-molded member and the second injection-molded member. | 09-02-2010 |
20100309086 | MULTIPLE-INPUT MULTIPLE-OUTPUT DEVICE - A multiple-input multiple-output (MIMO) device includes a substrate, a shielding cover and a MIMO antenna. The shielding cover is positioned on the substrate, and includes a plurality of sidewalls. The MIMO antenna includes a first solid antenna, a second solid antenna, and a plane antenna. The first solid antenna and the second solid antenna are electrically connected to two ends of one sidewall of the shielding cover, respectively. The first plane antenna is configured on the substrate, and disposed between the first solid antenna and the second solid antenna. | 12-09-2010 |
20100315307 | Radome and Shroud Enclosure for Reflector Antenna - An enclosure for the open end of a reflector antenna includes a cylindrical shroud coupled to a distal end of the reflector antenna, the shroud generally coaxial with a longitudinal axis of the reflector antenna. A retaining band is coupled to an inner diameter of the shroud, proximate a distal end of the shroud. The retaining band is provided with a retaining groove open radially inward towards the longitudinal axis. The retaining groove provided with a bottom extending radially outward beyond an outer diameter of the shroud. A radome is seated within the retaining groove. | 12-16-2010 |
20100328178 | PRINTED CIRCUIT BOARD INCLUDING ELECTROMAGNETIC BANDGAP STRUCTURE - Disclosed is a printed circuit board, which includes an electromagnetic bandgap structure disposed around an antenna so as to prevent noise from being transmitted to the antenna. The printed circuit board includes an antenna, a circuit chip, a plurality of metal layers and a plurality of dielectric layers, a pair of transmission lines for transmitting a signal to the antenna, and an electromagnetic bandgap structure disposed between the antenna and the circuit chip and for preventing an electromagnetic wave from being transmitted from the circuit chip to the antenna. | 12-30-2010 |
20100328179 | ANTENNA UNIT INCLUDING A SHIELD COVER HAVING A CEILING PORTION WITH A MOUNTER VACUUMED PORTION - A shield cover is disposed so as to be opposed to a bottom plate and electromagnetic-shields a signal processing circuit mounted on a rear surface of a circuit board. The shied cover has a ceiling portion which includes a mounter vacuumed portion disposed in a center portion of the ceiling portion and vacuumed by a vacuum nozzle of a mounter, a ring-shaped outer edge disposed from an end of the side wall portion inwardly, and a plurality of beam portions joining the mounter vacuumed portion to the outer edge. An electromagnetic shielding of the signal processing unit is carried out using both of the shield cover and the bottom plate. | 12-30-2010 |
20110006965 | Multi-Antenna Enclosure - The present invention provides an improved single, light weight, compact integrated multi-antenna system for simultaneous reception and transmission of energy at multiple different frequencies without interfering with each other. The system includes an enclosure having a shield positioned at about its midpoint for secure placement of a first antenna on the top of the shield and second antenna on the bottom of the shield. The shield is fabricated and positioned to provide both a secure placement of the antennas and to block or attenuate the frequency signals of the first antenna to reach the second antenna and vice versa. The system further includes an interface coupled between the first and the second antenna to share data signals among each other. | 01-13-2011 |
20110025575 | INTEGRATED ANTENNA AND EMI SHIELDING SUPPORT MEMBER FOR PORTABLE COMMUNICATIONS TERMINALS - According to various aspects, exemplary embodiments are provided of portable communications terminals and assemblies thereof. In one exemplary embodiment, a portable communications terminal includes a support member. An antenna is supported by the support member. Electromagnetic interference (EMI) shielding structure is also supported by the support member. A printed circuit board includes one or more electronic components mounted thereon. The EMI shielding structure is operable for providing EMI shielding for one or more electronic components that are disposed within the interior defined by the EMI shielding structure and the printed circuit board. | 02-03-2011 |
20110050530 | CONTROL OF PASSIVE INTERMODULATION ON AIRCRAFTS - There is described a Passive Intermodulation (PIM) shield for use with an aircraft for reducing PIM sources, the PIM shield comprising: a conductive material adapted to be placed between an antenna and a fuselage of the aircraft for preventing undesired Radio Frequency (RF) signals resulting from a combination of RF signals transmitted from and to the antenna and generated by non-linear junctions or material between the antenna and the fuselage of the aircraft, the conductive material having a thickness based on an RF skin-depth related to an operating frequency of the antenna. There is described a method for determining an operating frequency of an antenna, determining an RF skin-depth related to the operating frequency of the antenna, and providing the PIM shield. | 03-03-2011 |
20110068994 | COMMUNICATION MODULE, COMMUNICATION APPARATUS - A communication module of the present application includes a first antenna element | 03-24-2011 |
20110102288 | ANTENNA APPARATUS - An antenna apparatus comprises a planar monopole antenna device and an extending layer. The planar monopole antenna device includes an electromagnetic shielding box. The extending layer is composed of electric conducting material and extends outward from a feed point of the electromagnetic shielding box. | 05-05-2011 |
20110115686 | RECONFIGURABLE FLUIDIC SHUTTER FOR SELECTIVELY SHIELDING AN ANTENNA ARRAY - A reconfigurable fluidic shutter for selectively shielding an antenna array includes a first surface and second surface spaced apart and defining a cavity; and a pump configured to pump liquid that attenuates electromagnetic radiation, such as a liquefied metal or alloy composition, into and out of the cavity. The first and second surface are transparent to electromagnetic radiation, for instance, microwave or other RF radiation. | 05-19-2011 |
20110148731 | ANTENNA SYSTEM WITH NON-RESONATING STRUCTURE - An antenna system for reception and transmission of radio frequency (RF) signals and a method for tuning the antenna system are provided. The antenna system includes a ground plane, a first element and a second element. The first element includes a driven unbalanced antenna element that resonates within at least one predetermined first frequency band to transmit and receive radio frequency (RF) signals modulated at one or more frequencies within the at least one predetermined first frequency band. The second element is non-resonating within the at least one predetermined first frequency band and is located within an antenna volume of the first element to create a partial loop response within the antenna volume of the first element by capacitively coupling to the first element when connected to the ground plane. | 06-23-2011 |
20110156979 | MOBILE WIRELESS COMMUNICATIONS DEVICE WITH REDUCED INTERFERING RF ENERGY INTO RF METAL SHIELD SECURED ON CIRCUIT BOARD - A mobile wireless communications device includes a housing and circuit board carried by the housing and having RF circuitry comprising at least one RF component and plurality of other components mounted on the circuit board. An RF metal shield is secured to the circuit board and surrounds and isolates the at least one RF component and plurality of other components within the RF metal shield. An RF absorber is positioned adjacent an area of the RF component that radiates energy to aid in reducing energy radiated from the RF component into the RF metal shield. | 06-30-2011 |
20110169709 | Combination Shield and Mount for Antenna - A combination antenna mount and shield for radially deployed elevated antennas on poles. The device features a central cavity surrounded by a wall of material which is substantially impervious to Radio Frequency (RF) broadcasts. | 07-14-2011 |
20110199276 | Electromagnetic Radiation Guard - A device and a method for blocking RF radiation from a mobile phone are provided. The device comprises a hollow ferrite structure and a solenoid in a shortcut configuration having its terminals electrically coupled. The ferrite structure is shaped to match the part of the mobile phone and the antenna from which the RF radiation originates. The method comprises: providing a hollow ferrite structure with a solenoid in a short cut configuration located therein in close proximity to a mobile phone; converting RF radiation from the mobile phone into a first magnetic flux directed in 90° relative to the RF radiation; generating an electric current in response to the first magnetic flux; and generating a second magnetic flux directed in 90° relative to first magnetic flux resulting in canceling the RF radiation. | 08-18-2011 |
20110291908 | METHOD AND ARRANGEMENT FOR A LOW RADAR CROSS SECTION ANTENNA - A low-radar cross section antenna structure for an active electrically scanned antenna including an active electrically scanned antenna enclosure and at least two antenna elements. The antenna elements are arranged to be mounted on a front surface of the active electrically scanned antenna enclosure and embedded in a lightweight structure. The front surface and side surfaces of the active electrically scanned antenna enclosure and the antenna elements are arranged to be covered with the lightweight structure. A thin laminate is arranged to cover an outer top surface and an outer side surface of the lightweight structure. Parts of the lightweight structure are arranged to be doped with a lossy material having dielectric, magnetic and/or resistive losses, thus making these parts of the lightweight structure absorbing for electromagnetic radiation. | 12-01-2011 |
20110298683 | CHIP ANTENNA AND ANTENNA DEVICE - This disclosure provides a chip antenna and an antenna device including the chip antenna. The chip antenna is not likely to be affected by a ground electrode located lower than the chip antenna when the chip antenna is mounted on a circuit board, and can have resulting small frequency variation and small reduction in gain. The chip antenna includes a dielectric substrate having a bottom face, a top face, a first side face, a second side face, a third side face, and a fourth side face. A non-feeding electrode extends from the fourth side face to the top face, another non-feeding electrode extends from the third side face to the top face. An end of the non-feeding electrode and an end of the non-feeding electrode face each other on the top face with a certain space therebetween. The bottom face includes bottom-face electrodes electrically connected to the non-feeding electrodes and a bottom-face electrode electrically connected to a feeding electrode. | 12-08-2011 |
20120062439 | SEMICONDUCTOR PACKAGE INTEGRATED WITH CONFORMAL SHIELD AND ANTENNA - A semiconductor package integrated with conformal shield and antenna is provided. The semiconductor package includes a semiconductor element, an electromagnetic interference shielding element, a dielectric structure, an antenna element and an antenna signal feeding element. The electromagnetic interference shielding element includes an electromagnetic interference shielding film and a grounding element, wherein the electromagnetic interference shielding film covers the semiconductor element and the grounding element is electrically connected to the electromagnetic interference shielding layer and a grounding segment of the semiconductor element. The dielectric structure covers a part of the electromagnetic interference shielding element and has an upper surface. The antenna element is formed adjacent to the upper surface of the dielectric structure. The antenna signal feeding element passing through the dielectric structure electrically connects the antenna element and the semiconductor element. | 03-15-2012 |
20120062440 | MOBILE COMMUNICATION BASE STATION ANTENNA - A mobile communication base station antenna has a first array antenna and a second array antenna. Antenna elements of the first and second array antennas are classified into the first, second and third groups G | 03-15-2012 |
20120068905 | Wideband, High Isolation Two Port Antenna Array for Multiple Input, Multiple Output Handheld Devices - A multiple input-multiple output antenna assembly with high isolation between the antennas is disclosed. The antenna assembly includes a substrate with a ground layer at its surface. Two antennas are disposed opposing each other on the substrate. An isolation element in a form of a patterned slot is interposed between the first and second antennas on the ground plane. A first signal port is provided for applying a first signal to excite the first antenna and a second signal port is provided for applying a second signal to excite the second antenna. The isolation element provides isolation that inhibits electromagnetic propagation between the two antennas. | 03-22-2012 |
20120075157 | APPARATUS FOR PROTECTING HUMAN BODY FROM ELECTROMAGNETIC WAVES - An apparatus for protecting a human body from electromagnetic waves includes: a radiator including an antenna; and a periodic structure that is combined with the radiator to form a radiation unit and has a plurality of unit cells periodically arranged, wherein each of the unit cells of the periodic structure contains a ground layer; an electromagnetic bandgap (EBG) board formed on the ground layer and serving as a dielectric spacer; and an EBG pattern made of metal and formed on the EBG board. | 03-29-2012 |
20120105295 | STRUCTURE FOR ADJUSTING AN EM WAVE PENETRATION RESPONSE AND ANTENNA STRUCTURE FOR ADJUSTING AN EM WAVE RADIATION CHARACTERISTIC - A structure for adjusting electromagnetic wave (EM wave) penetration response includes a plurality of structure units and a dielectric substrate with an upper surface and a lower surface. The structure units are disposed on the upper surface and/or the lower surface. The structure unit consists of metal lines or complementary slits so as to enable an EM wave penetration response of the structure to include a pass band and a stop band. The frequency of the stop band is higher than that of the pass band. If a distance between the structure and an object with a high dielectric constant is longer than a predetermined distance, the pass band covers a radiation frequency of an antenna. If the distance between the structure and the object with the high dielectric constant is within the predetermined distance, the stop band covers the radiation frequency of the antenna. | 05-03-2012 |
20120119969 | Integrated antenna package - An integrated antenna package includes an interposer, an integrated circuit die, and a cap that forms a cavity within the integrated antenna package. A lossy ERG structure resides at the cap overlying the integrated circuit device. A lossless EBG structure resides at the cap overlying a microstrip feedline. A radar module includes a plurality of receive portions, each receive portion including a parabolic structure having a reflective surface, an absorber structure, a lens, and an antenna. | 05-17-2012 |
20120139808 | ANTENNA FOR GLOBAL POSITIONING SYSTEM - A Global Positioning System (GPS) antenna apparatus in a wireless communication device is provided. The GPS antenna apparatus includes a GPS antenna radiator and at least one blocking layer. The GPS antenna radiator receives a GPS signal. The at least one blocking layer is installed proximate to the GPS antenna radiator so as to block an external noise introduced to the GPS antenna radiator. | 06-07-2012 |
20120146874 | STAND-ALONE MULTI-BAND ANTENNA - A stand-alone multi-band antenna includes an antenna ground plate, a shielding metal wall, a first radiating unit, and a signal feed-in source. The first radiating unit connected to at least one side of the antenna ground plate and located above the antenna ground plate is an antenna structure generating the fringing-field. The first radiating unit provides a first operating band and a second operating band. The shielding metal wall is connected to a plurality of the adjacent sides of the antenna ground plate, and the height thereof is larger than or equal to that of the first radiating unit, therefore limiting the fringing-field of the first radiating unit within the stand-alone multi-band antenna. The signal feed-in source has a signal feed-in point and a ground point. The signal feed-in point is electrically connected to the first radiating unit, and the ground point is electrically connected to the shielding metal wall. | 06-14-2012 |
20120176290 | MOBILE WIRELESS COMMUNICATIONS DEVICE WITH REDUCED INTERFERING RF ENERGY INTO RF METAL SHIELD SECURED ON CIRCUIT BOARD - A mobile wireless communications device includes a housing and circuit board carried by the housing and having RF circuitry comprising at least one RF component and plurality of other components mounted on the circuit board. An RF metal shield is secured to the circuit board and surrounds and isolates the at least one RF component and plurality of other components within the RF metal shield. An RF absorber is positioned adjacent an area of the RF component that radiates energy to aid in reducing energy radiated from the RF component into the RF metal shield. | 07-12-2012 |
20120194402 | SHIELD CASE AND ANTENNA SET COMPRISING IT - The present invention relates to a shield case and an antenna set comprising the same, wherein the shield case includes a shield surface for shielding embedded electronic elements against electromagnetic wave, a fixing unit coupled with a substrate mounted with the electronic elements, signal receivers for receiving a signal of desired frequency, and two strip antennas connected to a border of the shield surface, each antenna facing the other across the shield surface. | 08-02-2012 |
20120206314 | SURFACE COMMUNICATION DEVICE - A surface communication device of the present invention includes: an electromagnetic wave propagation unit which propagates electromagnetic waves and has a sheet shape; and at least one of a power feeding device unit which is disposed on the electromagnetic wave propagation unit in a non-conductive state with the electromagnetic wave propagation unit and feeds the electromagnetic waves to the electromagnetic wave propagation unit, and a reception device unit which is disposed on the electromagnetic wave propagation unit in a non-conductive state with the electromagnetic wave propagation unit and receives the electromagnetic waves propagated via the electromagnetic wave propagation unit. The at least one of the power feeding device unit and the reception device unit includes: an electromagnetic wave coupling unit which transmits the electromagnetic waves to the electromagnetic wave propagation unit or receives the electromagnetic waves from the electromagnetic wave propagation unit; and an electromagnetic wave suppression unit which includes a plurality of conductor unit structures arranged along a surface of the electromagnetic wave propagation unit so as to surround the electromagnetic wave coupling unit, and suppresses leakage of the electromagnetic waves from a space between the electromagnetic wave coupling unit and the electromagnetic wave propagation unit. | 08-16-2012 |
20120287008 | ANTENNA - An antenna includes: a dielectric resonator surrounded by a via fence within a multilayered substrate; a patch antenna formed on an opening surface of the dielectric resonator; a coupling aperture formed on an internal ground surface within the multilayered substrate; and a feeding line for transferring a signal applied from the outside. | 11-15-2012 |
20120306716 | HIGH FREQUENCY CIRCUIT, HIGH FREQUENCY CIRCUIT COMPONENT, AND COMMUNICATION APPARATUS - The present invention provides a high frequency circuit, a high frequency circuit component, and a communication apparatus that uses the same, the circuit capable of being used for different communication systems, having a high receiving sensitivity and restraining the loss of transmission power. A high frequency circuit of the present invention includes: a first antenna terminal (ANT | 12-06-2012 |
20120319916 | COMMUNICATION SYSTEM - A distributed antenna system (DAS) is described, including a wide band antenna device having respective transmit and receive antennas disposed in a single package and arranged to provide mutual isolation so that in use noise from the transmit antenna is isolated from the transmit antenna, whereby reception is possible at a frequency the same as transmission. | 12-20-2012 |
20130002506 | ANTENNA WITH EMI SHELTER - An antenna with electromagnetic interference (EMI) shelter is disclosed, which comprises: an EMI shelter, mounted on a substrate while covering the same; a radiation unit; an induction current steering unit, disposed at a position between the EMI shelter and the radiation unit; and a signal feed-in unit, electrically connected with the radiation unit; wherein, the induction current generated by the radiation unit when it is activating is guided to the EMI shelter through the guidance of the induction current steering unit, and then to be feed into a ground connection (GND), thereby, preventing the operation of radio circuit elements that are mounted on the substrate from being interfered by the electric wave resulting from the induction current. With the aforesaid configuration, not only the EMI effect can be significantly suppressed and the overall manufacturing cost of the antenna can be effectively reduced, but also the signal transmission efficiency is improved. | 01-03-2013 |
20130002507 | MOBILE WIRELESS COMMUNICATIONS DEVICE WITH REDUCED INTERFERING RF ENERGY INTO RF METAL SHIELD SECURED ON CIRCUIT BOARD - A mobile wireless communications device includes a housing and circuit board carried by the housing and having RF circuitry comprising at least one RF component and plurality of other components mounted on the circuit board. An RF metal shield is secured to the circuit board and surrounds and isolates the at least one RF component and plurality of other components within the RF metal shield. An RF absorber is positioned adjacent an area of the RF component that radiates energy to aid in reducing energy radiated from the RF component into the RF metal shield. | 01-03-2013 |
20130002508 | ELECTRONIC EQUIPMENT AND ARRANGEMENT STRUCTURE FOR ANTENNA SUBSTRATE - An electronic equipment comprises: a metal casing defining a first face formed so as to provide an opening, a second face connected to the first face; and a shielding member arranged adjacent to the first face to shield radio waves, wherein the metal casing has a cutout formed in the second face so as to come close to the first face, a part of the shielding member is arranged to be closer to the first face than a first end of the cutout, the first end is further away from the first face than a second end of the cutout on the side of the first face, and wherein an antenna is provided on outer side of a virtual line connecting a corner of the shielding member adjacent to the first face and closest to the second face with the first end of the cut out. | 01-03-2013 |
20130021219 | RADIO-FREQUENCY MODULES HAVING TUNED SHIELDING-WIREBONDS - Disclosed are devices and methods related to radio-frequency (RF) shielding of RF modules. In some embodiments, tuned shielding can be achieved by utilizing different structures and/or arrangements of shielding-wirebonds to increase shielding in areas where needed, and to decrease shielding where not needed. Such tuning of shielding requirements can be obtained by measuring RF power levels at different locations of a module having a given design. Such tuned RF shielding configurations can improve the overall effectiveness of shielding, and can also be more cost effective to implement. | 01-24-2013 |
20130027269 | BUILT-IN TRANSMITTING AND RECEIVING INTEGRATED RADAR ANTENNA - Provided is a built-in transmitting and receiving integrated radar antenna whose coverage of a horizontal radiation pattern is widened and whose space factor is improved by integrating high-frequency circuit component onto an antenna substrate while suppressing unnecessary waves. A first dielectric substrate ( | 01-31-2013 |
20130027270 | METAL COVERS FOR RADIO COMMUNICATION DEVICES - An exemplary embodiment of an antenna system includes a metal cover for a radio communication device and a complementary antenna. The metal cover includes front side part, a first back side part connected to the front side part through a top side part, and a second back side part connected to the front side part through a bottom side part. The bottom and top side parts are positioned at opposite ends of the front side part. The first and second back side parts are positioned essentially coplanar and distanced from each other by a gap. The front side part comprises a recess at the bottom side part and/or at the top side part in which recess the complementary antenna is positioned in. | 01-31-2013 |
20130050044 | PLANE-STRUCTURED EBG - Disclosed is a planar EBG structure that can secure a highly efficient radio-wave propagation suppression effect using residual space that is smaller than one whole planar EBG element. By means of structuring EBG elements provided as a row (edge row) of one of the edge parts of the planar EBG structure in a manner so as to be severed at a position that is smaller than the width of the EBG element, the radio-wave propagation suppression effect of the planar EBG structure can be improved with a small number of rows. Specifically, by means of causing the edge row of EBG elements to be at least ¾ and less than 1, a high radio-wave propagation suppression effect can be obtained with a simple structure. | 02-28-2013 |
20130076586 | ARRANGEMENT FOR REDUCING INTERFERENCE IN AN ELECTRONIC SHELF LABEL - An arrangement for reducing interference in a wireless electronic shelf label (ESL) ( | 03-28-2013 |
20130093640 | PORTABLE TERMINAL - Apparatus for improving the reception sensitivity of a portable terminal includes: a peripheral body combined with a main body; a main circuit board mounted to the peripheral body and providing a connection terminal; an antenna formed on the main circuit board; a module arranged to be adjacent to the antenna; and a ground portion installed between the module and the peripheral body, for conducting noise which has been induced into the antenna, into the peripheral body by conducting current through the module and the peripheral body. | 04-18-2013 |
20130093641 | Multiple-Antenna Systems With Enhanced Isolation and Directivity - Exemplary embodiments are provided of multiple-antenna systems with enhanced and/or good isolation and directivity. In one exemplary embodiment, a system generally includes a ground plane and two or more antenna elements coupled to the ground plane. The system also includes two or more low frequency isolators/reflectors and two or more high frequency isolators/reflectors coupled to the ground plane. | 04-18-2013 |
20130099992 | ANTENNA MODULE - An antenna module mainly includes at least one antenna capable of radiating signals of two frequencies, a grounding portion, and at least one isolation metal sheet capable of isolating signals of a frequency generated by different antennas from each other to avoid interference. The antenna module is integrally formed, which can reduce the volume of the antenna module, and provide a stable radiation pattern and broadband and multi-band functions. | 04-25-2013 |
20130106669 | WIRELESS TERMINAL | 05-02-2013 |
20130120210 | GPS ANTENNA ON-SHIELD/HOUSING WITH GROUNDING - An electrically-conductive housing is configured to support a patch antenna and to enclose or cover electronic components mounted onto a circuit board to which the housing is attached. The housing is formed to have a grounded passageway for a feed line for the patch antenna. The passageway thus acts as a RF shield. An optional ferrule can be placed into the shield to align the feed line. An optional feed line contact can be placed into the ferrule to allow for the housing construct to behave as an RF connector. | 05-16-2013 |
20130120211 | GROUNDED ANTENNA WITH CROSS-SHAPED HIGH-IMPEDANCE SURFACE METAL STRIPS AND WIRELESS COMMUNICATION DEVICE HAVING SAID ANTENNA - A grounded antenna may include cross-shaped high-impedance surface metal strips and a wireless communication device having said antenna. The antenna may include an antenna radiation unit and a ground plate and may be set inside of a housing. Multiple high-impedance surface units may be arranged on the ground plate in intervals. | 05-16-2013 |
20130120212 | ANTENNA GROUNDED WITH U-SHAPED HIGH-IMPEDANCE SURFACE METAL STRIPS AND ITS WIRELESS COMMUNICATION DEVICE - An antenna grounded with U-shaped high-impedance surface metal strips and its wireless communication device may include an antenna radiation unit and its ground plate, such that a plurality of high-impedance surface units are set in the ground plate at relevant intervals. | 05-16-2013 |
20130135168 | MIMO ANTENNA FOR IMPROVED ISOLATION - A MIMO antenna for improving isolation is disclosed. The disclosed antenna includes a dielectric feature; a ground plane included in a first layer of the dielectric feature; a first radiator, which is electromagnetically joined with a first feed point, configured to radiate a first RF signal, and joined with the ground plane; a second radiator, which is electromagnetically joined with a second feed point, configured to radiate a second RF signal, and joined with the ground plane; and a connector line, which is joined with a particular point of the first radiator and with a particular point of the second radiator to connect the first radiator with the second radiator. The disclosed antenna can improve isolation properties between multiple antennas and can ensure adequate isolation properties even when the distances between multiple antennas are set to be relatively small. | 05-30-2013 |
20130135169 | ANTENNA - This application relates to antennas including, for example, an antenna for operation at a frequency in excess of 200 MHz comprising: an insulative substrate having a central axis, an axial passage extending therethrough and an outer substrate surface which extends around the axis; a three-dimensional antenna element structure including at least one pair of axially coextensive elongate conductive antenna elements on or adjacent the outer substrate surface; and an axial feeder structure which extends through the passage and comprises an elongate laminate board wherein the laminate board proximal end portion includes lateral extensions projecting in opposite lateral directions, and wherein, adjacent the laminate board proximal end portion, the substrate has recesses on opposite sides of the axis which receive at least edge parts of the said lateral extensions of the laminate board proximal end portion. | 05-30-2013 |
20130147676 | ANTENNA STRUCTURE AND ELECTRONIC DEVICE USING THE SAME - An antenna structure includes a first antenna and a second antenna both connected to a PCB of an electronic device and a grounded metal sheet arranged between the first antenna and the second antenna. The metal sheet forms a capacitor and an inductor, and the capacitor and the inductor form a filtering circuit that is able to reduce interference between the first antenna and the second antenna. | 06-13-2013 |
20130147677 | Linear Radio Frequency Identification Antenna and Method For Manufacturing The Same - A linear radio frequency identification antenna is provided and includes an insulating material, a shielding material, and a conductive wire. The shielding material connects with the insulating material to form a closed body. The conductive wire is covered by the closed body such that the conductive wire, the insulating material, and the shielding material together form a linear-shaped body. | 06-13-2013 |
20130187823 | ISOLATION OF ANTENNAS MOUNTED ON A PRINTED CIRCUIT BOARD - The present invention relates to a circuit comprising on a same board at least one antenna, a processing circuit and a cover covering the processing circuit. Said circuit comprises between the antenna and the cover at least one isolation element realized partly on the board and partly on the cover. | 07-25-2013 |
20130222203 | COMMUNICATION MEDIUM - A communication medium includes: a first sheet conductor portion; a second sheet conductor portion that is arranged facing the first sheet conductor portion; and a conductor portion that surrounds an end part of the first sheet conductor portion and an end part of the second sheet conductor portion. The second sheet conductor portion includes: a shield part that has no opening part; a communication power feed part that has opening parts; and a matched line part that is provided between the shield part and the communication power feed part, and impedance of which matches with the shield part and the communication power feed part. The conductor portion surrounds the end part of the shield part. | 08-29-2013 |
20130257671 | WIRELESS SECURITY DEVICE - A wireless security device includes a nonconductive housing, a mother circuit board, a wireless expansion card, and a metal reflector. The mother circuit board and the wireless expansion card are disposed in the nonconductive housing. The mother circuit board includes a processor. The wireless expansion card includes a dielectric substrate, a ground plane, an inverted-F antenna, and an RF (radio frequency) module. The metal reflector is positioned between the mother circuit board and the wireless expansion card, and is close to the inverted-F antenna. The metal reflector is configured to reduce EMI (Electromagnetic Interference) from the mother circuit board so as to maintain performance of the inverted-F antenna. | 10-03-2013 |
20130293437 | CHOKES FOR ELECTRICAL CABLES - This disclosure relates to chokes for suppressing undesired signals such as such as common mode electromagnetic interference (EMI) and/or radio frequency interference (RFI). The chokes can include an electro-conductive sleeve disposed over an electrical cable and the sleeve can be configured to suppress an undesired signal. In some embodiments, the electro-conductive sleeve and have a half-wave sleeve, which can be electrically open at both ends. Additional insulating material can be included between the electrical cable and the sleeve. Multiple electro-conductive sleeves and be disposed substantially concentrically over the cable. The chokes can be configured to reduce passive intermodulation (PIM). The sleeve can have a longitudinal slot that extends the length of the sleeve. The sleeve can include multiple slots that separate the sleeve into multiple panels, which can be configured to suppress different signals. | 11-07-2013 |
20130328741 | INTERNAL COMPONENTS OF A PORTABLE COMPUTING DEVICE - The present application describes various embodiments of systems and methods for providing internal components for portable computing devices having a thin profile. More particularly, the present application describes internal components configured to fit within a relatively thin outer enclosure. | 12-12-2013 |
20130335285 | Conductive Gaskets With Internal Cavities - Electronic devices may be provided with conductive structures such as displays and conductive housing walls. Conductive gaskets may be used to form electrical paths between opposing conductive structures in an electronic device. During device assembly, a conductive gasket may be compressed between opposing conductive structures. The conductive gasket may be formed from a conductive gasket wall structure. The conductive gasket wall structure may surround and at least partly enclose an air-filled cavity. Conductive gasket wall structures may be formed from conductive fabric, dielectric sheets coated with metal, or other conductive wall materials. The interior of a conductive gasket may be hollow and completely devoid of supporting structures or may contain internal structures for biasing the conductive gasket wall outwards. Planar gaskets and gaskets with other cross sections may be provided. | 12-19-2013 |
20130335286 | Decoupling Circuit and Antenna Device - A decoupling circuit for enhancing isolation of two monopole antennas is disclosed. The two monopole antennas substantially symmetrically stand on a bottom, and a gap is formed between the two monopole antennas. The decoupling circuit includes a grounding element located on the bottom and electrically connected to a ground, a connection bar substantially perpendicular to the bottom, including a first terminal electrically connected to the grounding element, a second terminal extending to the gap, a first branch extending from the second terminal of the connection bar to a first monopole antenna of the two monopole antennas, and a second branch extending from the second terminal of the connection bar to a second monopole antenna of the two monopole antennas. | 12-19-2013 |
20130335287 | HAC COMPATIBLE ANTENNA STRUCTURE - An antenna structure includes an antenna and a radiation blocking member. The antenna includes a main radiating body, a ground end and a feed end. The main radiating body comprises a first radiating portion, a second radiating portion, and a third radiating portion interconnected together. The first radiating portion defines an opening. The ground end and the feed end are extended from the main radiating body. The radiation blocking member is positioned at one side of the antenna and aligned with the opening to block a portion of signal radiation of the antenna. | 12-19-2013 |
20130335288 | SEMICONDUCTOR PACKAGE HAVING A METAL PAINT LAYER - Disclosed are devices and methods related to a conductive paint layer configured to provide radio-frequency (RF) shielding for a packaged semiconductor module. Such a module can include a packaging substrate, one or more RF components mounted on the packaging substrate, a ground plane disposed within the packaging substrate, and a plurality of RF-shielding wirebonds disposed on the packaging substrate and electrically connected to the ground plane. The module can further include an overmold structure formed over the packaging substrate and dimensioned to substantially encapsulate the RF component(s) and the RF-shielding wirebonds. The overmold structure can define an upper surface that exposes upper portions of the RF-shielding wirebonds. The module can further include a conductive paint layer having silver flakes disposed on the upper surface of the overmold structure so that the conductive paint layer, the RF-shielding wirebonds, and the ground plane form an RF-shield for the RF component(s). | 12-19-2013 |
20140015727 | ALL-METAL CASING STRUCTURE AND ANTENNA STRUCTURE - An all-metal casing structure includes a casing unit, a first substrate unit, a second substrate unit, an antenna unit and a conductive unit. The casing unit includes at least one metal casing having at least one through opening. The first substrate unit includes at least one first substrate body disposed in the metal casing and neighboring to the through opening. The second substrate unit includes at least one second substrate body disposed in the metal casing and neighboring to the first substrate body. The antenna unit includes at least one antenna module disposed on the first substrate body and corresponding to the through opening, and the antenna module is electrically connected to the second substrate body. The conductive unit includes at least two conductive elements separated from each other by a predetermined distance and electrically connected between the metal casing and the first substrate body. | 01-16-2014 |
20140022139 | Conformal Electro-Textile Antenna and Electronic Band Gap Ground Plane for Suppression of Back Radiation From GPS Antennas Mounted on Aircraft - An antenna system having reduced back radiation is disclosed. The antenna system includes an antenna and ground plane. The antenna includes electro-textiles and is configured to operate in at least the frequency range between 1.1-1.6 GHz. The ground plane includes electro-textiles and is configured to operate as a frequency selective surface with electronic band gap characteristics to suppress edge and curved surface diffraction effects. In this system, the antenna and ground plane are configured to be located on a curved surface and to radiate with a directional radiation pattern having attenuated back lobes. | 01-23-2014 |
20140028518 | Antenna Structures and Shield Layers on Packaged Wireless Circuits - An electronic device may be provided with antenna structures. Circuitry such as radio-frequency transceiver circuitry and impedance matching and filter circuitry may be implemented using one or more circuit components and embedded within an insulator to form packaged circuitry. The insulator may be formed from multiple layers of printed circuit board material or from plastic molded onto a printed circuit board substrate over the circuitry. A metal shield layer may be interposed between the packaged circuitry and the antenna structures. The metal shield layer may be mounted on the surface of the packaged circuitry using a layer of adhesive. A layer of polymer may be interposed between the layer of adhesive and the metal shielding layer. The metal shield layer may have an opening through which conductive paths may pass to couple the packaged circuitry to antenna terminals on the antenna structures. | 01-30-2014 |
20140049437 | MULTI-INPUT MULTI-OUTPUT ANTENNA WITH ELECTROMAGNETIC BAND-GAP STRUCTURE - A MIMO (Multi-Input Multi-Output) antenna includes a system ground plane, an antenna ground plane, an EBG (Electromagnetic Band-Gap) structure, a first antenna element, and a second antenna element. The antenna ground plane overlaps a first portion of the system ground plane. The EBG structure is formed on a second portion of the system ground plane. The first antenna element and the second antenna element are both disposed in proximity to the EBG structure, but substantially extend in different directions. | 02-20-2014 |
20140085158 | COMMUNICATION DEVICE AND ANTENNAS WITH HIGH ISOLATION CHARACTERISTICS - A communication device includes a system circuit board, a ground plane, a first antenna, a second antenna, a first metal element, and a second metal element. The ground plane is disposed on the system circuit board. The first metal element is substantially located between the first antenna and the second antenna. The first metal element is coupled to the ground plane such that a system ground plane is formed. The second metal element is adjacent to the first metal element and substantially located between the first antenna and the second antenna. The second metal element is coupled to the system ground plane. The first antenna, the second antenna, and the first metal element are substantially located at an edge of the system circuit board. | 03-27-2014 |
20140097996 | TUNABLE ELECTROMAGNETIC DEVICE WITH MULTIPLE METAMATERIAL LAYERS, AND METHOD - A tunable electromagnetic device includes at least two overlapping metamaterial layers, wherein the metamaterial layers are selectively tunable by patterned conductive structures that are parts of the metamaterial layers. By selectively altering the properties of the metamaterial layers with the patterned conductive structures, the frequency response of the electromagnetic device can be controlled, to selectively let electromagnetic energy of certain frequencies pass through, or alternatively to prevent pass-through of substantially all frequencies of electromagnetic energy. In addition the frequencies for which electromagnetic energy passes through may be altered by controlling one or more of the tunable metamaterial layers. The tunable electromagnetic device may be used to selectively shield radar or other types of sensors, for example being used as all or part of the skin of a vehicle or other object. | 04-10-2014 |
20140111398 | RADIATION PATTERN INSULATOR AND MULTIPLE ANTENNAE SYSTEM THEREOF AND COMMUNICATION DEVICE USING THE MULTIPLE ANTENNAE SYSTEM - A radiation pattern insulator and an antennae system thereof are proposed. The radiation pattern insulator includes a dielectric substrate and a plurality of radiation pattern insulation elements. The dielectric substrate allocated between a plurality of antennae includes a top surface and a bottom surface, and a normal direction of the dielectric substrate is substantially perpendicular to propagation directions of electromagnetic waves radiated from the antennae. In addition, the radiation pattern insulation elements are allocated on the top surface or the bottom surface of the dielectric substrate, or alternatively, all allocated on the top surface and the bottom surface. | 04-24-2014 |
20140125543 | Decoupling Circuit and Antenna Device - A decoupling circuit for enhancing isolation of two antennas is disclosed. The two antennas are substantially symmetrically disposed on a substrate. The decoupling circuit includes a first and second metal strips parallel disposed between the two antennas and electrically connected to a ground, a connection strip electrically connected between terminals of the first and second metal strips, to substantially form a doorframe structure, a first comb structure comprising a plurality of metal segments parallel to each other, disposed on the substrate, electrically connected to and perpendicular to the first metal strip, and a second comb structure comprising a plurality of metal segments parallel to each other, disposed on the substrate, electrically connected to and perpendicular to the second metal strip. | 05-08-2014 |
20140132470 | PRINTED CIRCUIT BOARD ANTENNA, PRINTED CIRCUIT BOARD, AND ELECTRONIC DEVICE - A printed circuit board (PCB) antenna includes an antenna matching network, an antenna body, and a high frequency (HF) connector. The antenna matching network is used to electrically connect to a signal processing circuit. The antenna body is connected to the antenna matching network, the antenna body includes a bared area, the bared area is used to electrically connect to a conductive object and then to be grounded when the signal processing circuit is needed to be tested. The high frequency (HF) connector is electrically connected to the antenna body and is used to connect to a test device when the signal processing circuit is needed to be tested. | 05-15-2014 |
20140139391 | ANTENNA SYSTEM WITH HIGH ISOLATION CHARACTERISTICS - An antenna system includes a first antenna, a second antenna, a band rejection filter, and a dielectric substrate. The band rejection filter is substantially disposed between the first antenna and the second antenna. The band rejection filter includes a protruded ground element, a main branch, a first extension branch, a first additional branch, and a second additional branch. The main branch substantially has a T-shape. The first extension branch is coupled to the main branch. The first additional branch is separated from the main branch, and a first coupling gap is formed between the first additional branch and the main branch. The second additional branch is separated from the main branch, and a second coupling gap is formed between the second additional branch and the first extension branch. The band rejection filter is configured to improve the isolation between the first antenna and the second antenna. | 05-22-2014 |
20140139392 | COMMUNICATION DEVICE - A communication device including a first antenna, a second antenna, a ground element, and an isolation element is provided. The ground element is coupled to a conductive plane. The isolation element is disposed between the first antenna and the second antenna and includes a first portion and a second portion. A first end of the first portion and a first end of the second portion are respectively coupled to the ground element, and a second end of the first portion is spaced apart a coupling distance from a second end of the second portion. | 05-22-2014 |
20140152523 | DEVICE FOR DECOUPLING ANTENNAS IN COMPACT ANTENNA ARRAY AND ANTENNA ARRAY WITH THE DEVICE - Devices and methods for decoupling two antennas in a compact antenna array and antenna arrays comprising the devices are disclosed. According to an embodiment, the device comprises a first resonator coupled with a source, the source being connected with a first antenna of the two antennas; and a second resonator coupled with the first resonator and a load, the load being connected with a second antenna of the two antennas, wherein the first and second resonators are configured so that a first coupling between the source and the first resonator, a second coupling between the first and second resonators, and a third coupling between the second resonator and the load are satisfied with a constraint that an isolation coefficient in a whole network composed of a first two-port network consisting of the two antennas and a second two-port network consisting of the first and second resonators in parallel approach zero as well as reflection coefficients of each port of the whole network are minimized. | 06-05-2014 |
20140159981 | PCB APPLIED TO WIRELESS TERMINAL AND WIRELESS TERMINAL - Embodiments of the present disclosure provide a PCB connected to a wireless terminal and a wireless terminal. In the embodiments of the present disclosure, distribution of current on a PCB may be changed by resonance current that is generated by a resonant component included in the PCB, so that isolation between at least two antennas increases. In addition, due to existence of the resonance current, electromagnetic radiation capability of the PCB may be increased, so that radiation efficiency of each antenna increases, thereby improving wireless performance of the wireless terminal and effectively ensuring wireless performance of the wireless terminal in various application scenarios. Furthermore, the wireless terminal provided in the embodiment of the present disclosure is simple and easy to implement and has a low cost. | 06-12-2014 |
20140176387 | REDUCING RF ENERGY LEAKAGE BETWEEN BATTERY AND PCB - An improved system | 06-26-2014 |
20140191920 | LOW PASSIVE INTERMODULATION CHOKES FOR ELECTRICAL CABLES - This disclosure relates to chokes for suppressing undesired signals such as such as common mode electromagnetic interference (EMI) and/or radio frequency interference (RFI). The chokes can include an electro-conductive sleeve disposed over an electrical cable and the sleeve can be configured to suppress an undesired signal. In some embodiments, the electro-conductive sleeve and have a half-wave sleeve, which can be electrically open at both ends. Additional insulating material can be included between the electrical cable and the sleeve. Multiple electro-conductive sleeves and be disposed substantially concentrically over the cable. The chokes can be configured to reduce passive intermodulation (PIM). The sleeve can have a longitudinal slot that extends the length of the sleeve. The sleeve can include multiple slots that separate the sleeve into multiple panels, which can be configured to suppress different signals. | 07-10-2014 |
20140218257 | RADIO FREQUENCY GROUNDING SHEET FOR A PHASED ARRAY ANTENNA - A method includes coupling a printed circuit board (PCB) and a first conductive sheet to a pressure plate to form an antenna sub-assembly. The first conductive sheet defines a first plurality of openings and includes a first plurality of bumps. At least one opening of the first plurality of openings is surrounded by a set of bumps of the first plurality of bumps. The method includes coupling the antenna sub-assembly to a cover to form an antenna assembly. | 08-07-2014 |
20140232607 | MOBILE TERMINAL - A mobile terminal includes: a terminal body having a battery and an antenna module; a printed circuit board having one or more processors disposed between the battery and the antenna module, and mounted to the terminal body; a partition wall formed at the terminal body such that a region for mounting the antenna module is partitioned from a region for mounting the printed circuit board; and a shielding member coupled to the partition wall, such that electromagnetic interference of an antenna device due to an operation of the processor is prevented. | 08-21-2014 |
20140292606 | ANTENNA DEVICE AND RADAR DEVICE - An antenna device according to an embodiment includes a dielectric substrate, a housing, and an interference prevention unit. On the top surface side of the dielectric substrate, a plurality of antennas is formed, and on the bottom surface side, a ground is formed, each as a conductive thin film pattern, respectively. The housing is formed of a conductive material, and formed to have a shape configured to function as a waveguide, and the top surface side of the housing is bonded to the bottom surface side of the dielectric substrate. The interference prevention unit is formed between the neighboring antennas to include at least a groove provided on the top surface side of the housing and a slit provided on the ground in the portion corresponding to the groove. | 10-02-2014 |
20140313096 | ANTENNA AND EMISSION FILTER - An antenna and emission filter are provided. The antenna includes a substrate; an emitter on a substrate wherein the emitter is configured to emit electromagnetic signals; a feeding portion connected to the emitter; and an emission filter comprising a plurality of emission filter cells formed on the substrate in order to filter a surface wave caused by the emitter, wherein each of the plurality of emission filter cells comprises an inductor pattern portion electrically connected with an adjacent emission filter cell to form an inductor; and a capacitor pattern portion distanced from the adjacent emission cell to form a capacitor. | 10-23-2014 |
20140320369 | SHIELDING LAYER FOR A DEVICE HAVING A PLURALITY OF ANTENNAS - A shielding layer is provided that reduces the coupling between magnetic field lines emanating from a plurality of antennas in an electronic device. In one embodiment, the shielding layer is a heterogeneous shielding layer that has different regions. Each region is configured to be positioned adjacent to a respective antenna. Each region is a different type of material, has a different thickness, and/or has other non-uniformities (e.g., different permeabilities) to concentrate magnetic field lines in accordance to the properties of the respective antenna. In another embodiment, a heterogeneous shielding layer is provided that has different regions that are formed of a same material that is configured to concentrate magnetic field lines. Each region is configured to be positioned adjacent to a respective antenna. The different regions are separated by gap to isolate the magnetic field lines emanating from the respective antenna, which reduces the coupling between the magnetic field lines. | 10-30-2014 |
20140327592 | ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE EMPLOYING SAME - An antenna structure includes an antenna and a metal member located between the antenna and an electronic member. The antenna is configured for receiving and sending wireless signals. An electrical length of the metal member is greater than or equal to a quarter wavelength of a resonance frequency band of the antenna. The metal member transmits wireless signals generated by the electronic member to ground to prevent signals generated by the electronic member from interfering with the antenna. | 11-06-2014 |
20140347240 | MIMO Antenna Arrays Built on Metamaterial Substrates - A magnetic permeability enhanced metamaterial is used to enhance the antenna array of a Multiple Input Multiple Output (MIMO) communication system. A rectangular patch antenna array is formed including a stack of a plurality of unit cells, where each unit cell includes an inductive loop of magnetic permeability enhanced metamaterials embedded in a host dielectric substrate. The use of such metamaterials permits the antenna arrays to be made smaller, and have less mutual coupling, when using a metamaterial substrate. The measured channel capacities of the antenna arrays are similar for the metamaterial and conventional substrates; however, the capacity improvement when using MIMO relative to single antenna communication systems is greater for antennas on metamaterial substrates. | 11-27-2014 |
20140354502 | ELECTROMAGNETIC WAVE PROPAGATION DISRUPTION DEVICE AND METHOD FOR PRODUCING SAME - An electromagnetic wave propagation disruption device with a metamaterial structure including: a plurality of conductive elements arranged on a top face of a substrate; a plurality of interconnection networks electrically interconnecting at least some of these conductive elements, wherein these networks are not electrically connected to each other. At least two of these networks are dimensioned differently to each other, thus involving that distances between interconnected conductive elements are different from one network to another, to generate phase shifts, between the conductive elements interconnected thereby, different from one network to the other. A ground plane with holes is arranged on a bottom face of the substrate and metallic vias are formed in the substrate, each of them including an upper end in contact with a conductive elements and a lower end arranged facing one of the holes of the ground plane, with no electrical contact with the ground plane. | 12-04-2014 |
20140368398 | Multiple-Input Multiple-Output (MIMO) Antennas with Multi-Band Wave Traps - An antenna includes a first radiating element, a second radiating element, a common ground plane between the first radiating element and the second radiating element, and a wavetrap structure coupled to the ground plane and configured to reduce correlation between the first and second radiating elements at first and second RF frequencies. | 12-18-2014 |
20140368399 | ANTENNA DEVICE AND ELECTRONIC APPARATUS USING IT - An antenna device includes a ground conductor, a radiation conductor having a feed point, and a guard conductor that is insulated from the ground conductor and is disposed at a position that is closer to a specific site of a user than the radiation conductor in one use form and is such a position that at least part of the guard conductor overlaps with a place where the intensity of an electric field radiated from the radiation conductor is high. | 12-18-2014 |
20140375520 | Radio-Frequency Transceiver Device Capable of Reducing Specific Absorption Rate - A radio-frequency transceiver device capable of reducing a specific absorption rate (SAR) includes an antenna including a radiating element and a grounding element, wherein the radiating element substantially extends along a first direction on a first plane; and a SAR suppression unit, substantially extending along the first direction and an edge of the radiating element of the antenna on the first plane and apart from the edge of the radiating element by a gap, for reducing the SAR of the antenna. | 12-25-2014 |
20150015450 | EMC SHIELD APPARATUS - An EMC shield apparatus has an antenna including a conductor part, a substrate, which is arranged to be separated from the antenna, and on which a circuit that processes a signal supposed to be transmitted by the antenna or a signal received by the antenna is mounted, and a shielded conductor that is connected to the conductor part of the antenna such that a closed loop circuit that surrounds the substrate is formed, and covers periphery of the substrate together with the antenna in a steric manner, keeping a distance from the substrate. | 01-15-2015 |
20150022415 | ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE EMPLOYING SAME - An antenna structure includes a main portion, a first radiating portion connected to the main portion, a second radiating portion connected to the main portion and opposite to the first radiating portion, and a coupling portion spaced from and coplanar with the main portion and opposite to the second radiating portion. The main portion and the first radiating portion excite a low frequency mode, the main portion, the first radiating portion, the second radiating portion, and the coupling portion excite a high frequency mode, and when the antenna structure is interfered by a user's human body when close to the user's human body, the coupling portion transmits the interference to ground. A wireless communication device employing the antenna structure is also disclosed. | 01-22-2015 |
20150022416 | ANTENNA DEVICE - An antenna device of the present embodiment includes: a first conductive layer connected to a ground potential, a semiconductor device provided above the first conductive layer, a second conductive layer provided above the semiconductor device, a first via connecting the second conductive layer and the first conductive layer, a third conductive layer provided above the second conductive layer, a second via passing through the first opening, and an antenna provided above the third conductive layer. A dielectric is provided between the second conductive layer and the semiconductor device, between the third conductive layer and the second conductive layer, and between the antenna and the third conductive layer. The second conductive layer includes a first opening. The second via connects the third conductive layer and the first conductive layer. | 01-22-2015 |
20150042535 | ANTENNA ARRAY OF INVERTED-L ELEMENTS OPTIONALLY FOR USE AS A BASE STATION ANTENNA - An antenna for receiving and/or transmitting electromagnetic radiation, e.g. circularly polarized waves. The antenna is built of three parts. A radiating element in the form of a sequentially rotated array of 4 dual inverted-L shaped surfaces, where each individual radiating element is fed with the same magnitude and a 90° sequential phase difference for the purpose of creating right or left hand circular polarization. A ground plane. And optionally, a structure that resembles a dual so-called choke ring structure on which the array is mounted. This structure improves the axial ratio and radiating pattern of the radiating elements and also serves as housing/shielding of the accompanying electronics like low noise amplifiers and power conditioning. | 02-12-2015 |
20150061958 | ANTENNA STRUCTURE CONFIGURED TO RF SHIELDINGS - An antenna configured to an RF shielding, comprising: an RF shielding having a feed-in signal open terminal; an antenna coupled to the RF shielding, and the RF shielding and the antenna are integrated, and the antenna comprising: a ground connection terminal coupled to the RF shielding; an impedance matching block coupled to the ground connection terminal; an radiation body coupled to the ground connection terminal, and the radiation body having a feed-in signal terminal corresponding to the feed-in signal open terminal, and expanding forward to the feed-in signal open terminal; and a radiation body expended terminal coupled to the radiation body. | 03-05-2015 |
20150070236 | Electronic Device With Electromagnetic Shielding Structures - A wireless electronic device may be provided with components such as electrical and structural components. During transmission of radio-frequency signals, antennas and wireless communications circuitry of the wireless electronic device may produce associated time-varying magnetic fields. One or more components may be covered with magnetic-resistant shield structures that protect the components from the time-varying magnetic fields by preventing magnetic-induced vibrations. The magnetic-resistant shield structures may include a conductive base layer such a layer of brass. A magnetic-resistant layer may be plated onto the conductive base layer. The magnetic-resistant layer may be formed from an amorphous nickel-phosphorous alloy. The amorphous nickel-phosphorous alloy may be produced by controlling the manufacturing temperature and proportion of phosphorous in the alloy while performing the plating operations within a length of time that ensures non-equilibrium conditions during the plating operations. | 03-12-2015 |
20150070237 | ANTENNA ASSEMBLY WITH HIGH ISOLATION - An antenna assembly includes a main body, a coaxial cable connecting the main body and an isolating member located beside the main body. The main body includes a grounding portion extending in a longitudinal direction, a radiating portion extending in the longitudinal direction and a connecting portion connecting the grounding portion and the radiating portion. The coaxial cable includes an inner conductor connecting the connecting portion and an outer conductor surrounding the inner conductor and connecting the grounding portion. The isolating member located beside the main body in a side by side manner and defined a gap therebetween. | 03-12-2015 |
20150084824 | HIGH ISOLATION ANTENNA SYSTEM - An antenna system supports a common resonance mode and differential resonance mode, each with approximately equal radiation resistance and bandwidth at a given operating frequency band. The antenna system includes a resonant antenna section, a counterpoise, and two antenna ports. The resonant antenna section includes two spaced-apart poles and a distributed network therebetween. Each of the poles has a proximal end connected to the distributed network and an opposite distal end. The distal ends of the poles are separated from each other by a distance of 1/3 to 2/3 of the electrical wavelength at the given operating frequency. Each of the two antenna ports is defined by a pair of feed terminals with one feed terminal located on the counterpoise and the other feed terminal located on a different one of the poles of the resonant antenna section. The resonant antenna section, counterpoise, and ports are configured such that a signal within the given operating frequency band applied to one port is isolated from the other port. | 03-26-2015 |
20150084825 | ELECTROMAGNETIC WAVE SHIELDING SHEET, MANUFACTURING METHOD THEREOF, AND BUILT-IN ANTENNA HAVING THE SAME - Provided is an electromagnetic wave shielding sheet including: a substrate that is formed in a nano-web form by spinning a polymer material into fiber strands by a spinning method; a conductive metal layer that is formed on one surface of the substrate for shielding electromagnetic waves; and an adhesive layer formed on the other surface of the substrate, to thereby make a thickness of the electromagnetic wave shielding sheet thin, and improve electromagnetic wave shielding performance. | 03-26-2015 |
20150109182 | RECEIVING AND TRANSMITTING DEVICE FOR WIRELESS TRANSCEIVER - A receiving and transmitting device for wireless transceivers is revealed. The device has been developed from a high isolation MIMO (multiple-input multiple-output) antenna used for 2.45 GHz WLAN operation. The antenna is a dual-fed coupled monopole MIMO antenna that includes a dielectric substrate and a MIMO antenna. A grounding portion with two signal ends for feeding signals is disposed on the dielectric substrate. A T-shaped metal plate is extended from the grounding portion and located between two signal ends. A C-shaped parasitic element is arranged at the metal plate and there is a certain distance therebetween so as to adjust the isolation. The antenna is symmetrical for improving isolation and is suitable for USB dongles or small-sized wireless mobile devices. | 04-23-2015 |
20150123866 | ANTENNA WITH HIGH ISOLATION - An antenna includes a grounding portion extending in a longitudinal direction, a main body and an isolating portion extending from the grounding portion, a metal foil assembled on the grounding portion and a coaxial cable connecting the main body. The grounding portion includes a first section and a second section connecting with each other. The main body extends from the first section while the isolating portion extends from the second section. The isolating portion locates beside the main body in the longitudinal direction and defines a gap therebetween. | 05-07-2015 |
20150130678 | MULTI-BAND GNSS FIXED RECEPTION PATTERN ANTENNA APPARATUS - The present invention relates to a multi-band Global Navigation Satellite System (GNSS) fixed reception pattern antenna apparatus, which can mitigate interference signals using spatial filtering by optimizing the radiation pattern of an antenna. The multi-band GNSS fixed reception pattern antenna apparatus includes a broadband antenna radiator for receiving at least two types of GNSS signals, and a plurality of partition walls for enclosing the antenna radiator around the antenna radiator. Heights and intervals of each of the plurality of partition walls are independent of frequencies of signals desired to be blocked. | 05-14-2015 |
20150138033 | ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE USING THE SAME - An antenna structure includes a first radiation arm, a second radiation arm, a feed end, and a ground end. The second radiation arm is perpendicularly connected to the first radiation arm. The first radiation arm and the second radiation arm jointly form a junction, both the feed end and the ground end are positioned adjacent to the junction. | 05-21-2015 |
20150295308 | Antenna System - The present invention relates to the communications field, and in particular, to an antenna system. The antenna system includes: a transmit antenna, a receive antenna, a radome above the transmit antenna and the receive antenna, and a reflector within the radome, where a signal received by the receive antenna after a transmitted signal of the transmit antenna is reflected by the reflector offsets an intra-frequency interference signal generated because the transmitted signal of the transmit antenna is directly received by the receive antenna. As a result, according to the embodiments of the present invention, the intra-frequency interference signal of the transmit antenna to the receive antenna may be eliminated without increasing the number of antennas and a distance between antennas. | 10-15-2015 |
20150303564 | CHOKES FOR ELECTRICAL CABLES - This disclosure relates to chokes for suppressing undesired signals such as such as common mode electromagnetic interference (EMI) and/or radio frequency interference (RFI). The chokes can include an electro-conductive sleeve disposed over an electrical cable and the sleeve can be configured to suppress an undesired signal. In some embodiments, the electro-conductive sleeve and have a half-wave sleeve, which can be electrically open at both ends. Additional insulating material can be included between the electrical cable and the sleeve. Multiple electro-conductive sleeves and be disposed substantially concentrically over the cable. The chokes can be configured to reduce passive intermodulation (PIM). The sleeve can have a longitudinal slot that extends the length of the sleeve. The sleeve can include multiple slots that separate the sleeve into multiple panels, which can be configured to suppress different signals. | 10-22-2015 |
20150372379 | Device for reducing interference among antennas of multiple base stations - A device for reducing interference among antennas of multiple base stations is provided, which includes an antenna module placed on a base station and configured to transmit and receive radio waves, a holding pole placed on the base station and configured to support the antenna module, a mounting bracket coupled to the antenna module and the holding pole, and a shielding apparatus placed on the holding pole or the antenna module and capable of being adjusted in directions. The device has a simple structure; it is easy to manufacture and install the device; it can be applied to the base station's antennas in network use. In addition, the device can efficiently increase isolation and reduce interferences among the antennas of the multiple base stations. | 12-24-2015 |
20160013565 | MULTI-BAND ANTENNA ASSEMBLY | 01-14-2016 |
20160043471 | PACKAGE STRUCTURES INCLUDING DISCRETE ANTENNAS ASSEMBLED ON A DEVICE - Methods of forming a microelectronic packaging structure and associated structures formed thereby are described. Those methods and structures may include forming a package structure comprising a discrete antenna disposed on a back side of a device, wherein the discrete antenna comprises an antenna substrate, a through antenna substrate via vertically disposed through the antenna substrate. A through device substrate via that is vertically disposed within the device is coupled with the through antenna substrate via, and a package substrate is coupled with an active side of the device. | 02-11-2016 |
20160049725 | ANTENNA MODULE AND WIRELESS CONTROL SYSTEM INCLUDING THE SAME - An antenna module according to an embodiment of the invention includes a first antenna unit, a second antenna unit symmetrically disposed to the first antenna unit with a wall interposed therebetween, and an antenna connection unit which connects the first antenna unit and the second antenna unit. | 02-18-2016 |
20160064813 | LOW PASSIVE INTERMODULATION DISTRIBUTED ANTENNA SYSTEM FOR MULTIPLE-INPUT MULTIPLE-OUTPUT SYSTEMS AND METHODS OF USE - Low passive intermodulation (PIM) antenna assemblies and methods for utilizing the same. In one embodiment, the low PIM antenna assemblies described herein offer the lowest PIM level for the DAS antenna as compared with current PIM solutions currently available in the market place as well as the improvement of isolation between the radiating elements using inserted isolation rings as well as a more omni-directional radiation pattern using the insertion of slots into the radiating elements themselves. Methods of manufacturing and using the aforementioned low PIM antenna assembly are also disclosed. | 03-03-2016 |
20160072195 | Diversity antenna arrangement for WLAN, and WLAN communication unit having such a diversity antenna arrangement, and device having such a WLAN communication unit - A diversity antenna arrangement, in particular a diversity radio antenna arrangement, for WLAN can have two or more antenna elements. In at least one implementation, the antenna elements are arranged in a manner spatially separate from one another on a printed circuit board. | 03-10-2016 |
20160093949 | Antenna System - An antenna system includes a first antenna, a second antenna, and a bridge element. The first antenna is excited by a first signal source. The second antenna is excited by a second signal source. The bridge element is disposed between the first antenna and the second antenna. Both ends of the bridge element are coupled to a ground region. | 03-31-2016 |
20160111770 | RFID READER ANTENNA - Provided is a transmitting/receiving antenna, including: an array antenna including a plurality of element antennas; and a feeding part transmitting a transmitting signal to the plurality of element antennas and receiving a signal received through the array antenna, in which the plurality of element antennas each include a radiation patch and a transmitting port and a receiving port positioned between the feeding part and the radiation patch. | 04-21-2016 |
20160111777 | MOBILE DEVICE - A mobile device at least includes an antenna system. The antenna system includes a first antenna, a second antenna, a first isolation element, and a second isolation element. The first antenna is excited by a first signal source. The second antenna is excited by a second signal source. A first end of the first isolation element is coupled to a ground region, and a second end of the first isolation element is open. A first end of the second isolation element is coupled to the ground region, and a second end of the second isolation element is open. The first isolation element and the second isolation element are both disposed between the first antenna and the second antenna, and are configured to enhance the isolation of the antenna system. | 04-21-2016 |
20160111778 | Multiple-Input Multiple-Output Antenna System and Apparatus - A multiple-input multiple-output (MIMO) antenna system includes a first elongated antenna connected to a first feed point, comprising a radiator configured to resonate in at least one frequency band; a second elongated antenna connected to a second feed point, comprising a radiator configured to resonate in at least one frequency band; a support element, whereto the first and the second elongated antenna being attached parallel with a first distance. The antenna system further includes an elongated conductive element connected to a ground and attached to the support element, the elongated conductive element configured to reduce coupling between the first and the second radiator. | 04-21-2016 |
20160111779 | Printed Circuit Board and Wireless Terminal Using Multiple-Input Multiple-Output Antenna Technology - Disclosed are a printed circuit board and a wireless terminal using the multiple-input multiple-output technology including that printed circuit board, wherein at least two antennas are set on the printed circuit board, among antennas on the printed circuit board, a metal band gap structure is set in a headroom area of at least two adjacent antennas. The printed circuit board and wireless terminal using the multiple-input multiple-output technology including the printed circuit board in the above-mentioned technical scheme effectively improve the isolation between the antennas, solve the interference problem between the multiple antennas, and meet the layout requirements for minimizing multiple antennas of the terminal produces such as cellphones simultaneously. | 04-21-2016 |
20160126624 | RADIO COMMUNICATION MODULE - A radio communication module includes: a printed circuit board; an external patch antenna electrically connected to the printed circuit board through connectors and a cable; a shield can disposed on a surface of the printed circuit board; and a cover assembled on a surface of the shield can and including a connector fixing portion protruding toward the connector. | 05-05-2016 |
20160149299 | MULTIBAND ANTENNA STRUCTURE - The present disclosure relates to a multiband antenna structure which is capable of preventing interference between individual antennas in an antenna structure including a plurality of antennas having different shapes and bandwidths and maintaining a high level of isolation, although a distance between the antennas is reduced. A multiband antenna structure is capable of increasing a level of isolation by directly connecting an antenna connected to one feeding point and a ground coupling antenna (having a high frequency band) arranged adjacent to antenna connected to the feeding point. | 05-26-2016 |
20160149300 | ANTENNA-INTEGRATED WIRELESS MODULE AND METHOD FOR MANUFACTURING ANTENNA-INTEGRATED WIRELESS MODULE - An antenna-integrated wireless module is provided which does not need a metal case, and which can realize size reduction. A shield layer is formed on an upper surface of a resin sealing layer, which is disposed on one principal surface of a substrate and which covers a wireless region and an antenna region, such that the shield layer does not cover a portion of the resin sealing layer, the portion being positioned directly above the antenna region. Hence the shield layer formed on the upper surface of the resin sealing layer on the side covering the wireless region can serve to suppress electromagnetic waves radiated from a wireless functional section, which is disposed in a region overlapping the wireless region when looking at the module in a plan view, and which includes an RF circuit disposed at least on the one principal surface of the substrate or inside the substrate. | 05-26-2016 |
20160156095 | BUNG-TYPE ANTENNA AND ANTENNAL STRUCTURE AND ANTENNAL ASSEMBLY ASSOCIATED THEREWITH | 06-02-2016 |
20160156098 | WIRELESS COMMUNICATIONS MODULE | 06-02-2016 |
20160172750 | Antenna Systems with Low Passive Intermodulation (PIM) | 06-16-2016 |
20160172763 | ANTENNA SYSTEMS WITH PROXIMITY COUPLED ANNULAR RECTANGULAR PATCHES | 06-16-2016 |
20160190706 | ANTENNA MODULE - An antenna module including a plurality of antennas, a cable connecting the plurality of antennas, and a fixing member configured to maintain a shape of the cable, wherein the cable has a zigzag shape. | 06-30-2016 |
20160197395 | COMPACT ANTENNA STRUCTURE | 07-07-2016 |
20160380346 | Waveguide Structure - Described herein are architectures, platforms and methods for implementing an orientation-agnostic mm-wave antenna(s) that includes an integrated second mechanism on a waveguide structure of the mm-wave antenna. The second mechanism, for example, operates on a second signal and is co-running with an operation of the waveguide structure. The second mechanism may include an audio sub-system such as an audio speaker and/or an audio microphone, or other mechanisms such as a sound or a signal detector, signal transmitter/receiver, or the like. | 12-29-2016 |
20190148828 | LOW PROFILE PHASED ARRAY | 05-16-2019 |