Entries |
Document | Title | Date |
20080224937 | Molded ferrite sheet, sintered ferrite substrate and antenna module - The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 μm to 430 μm, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c):
| 09-18-2008 |
20080303735 | Antenna Apparatus - An antenna apparatus used in a wireless communication medium or a wireless communication medium processing apparatus constructed by a constitution of including a magnetic member in which a magnetic ceramic powder is used as a major component thereof and which is provided with flexibility, an antenna formed at a surface or inside of the magnetic member, and a matching circuit of the antenna formed at the surface or the inside of the magnetic member. | 12-11-2008 |
20080316134 | Radio apparatus and antenna device including magnetic material - A radio apparatus configured to deal with an electromagnetic wave at a working frequency is provided. The radio apparatus includes a radiating member of the electromagnetic wave and an isolating material having a plurality of magnetic elements. Each of the magnetic elements is arranged in such a way as to direct a longer side thereof in a direction almost perpendicular to a direction of a main polarization of the electromagnetic wave radiated by the radiating member. Each of the magnetic elements is arranged in such a way as to be placed repetitively having a space between adjacent two of the magnetic elements in almost a same direction as the direction of the main polarization. | 12-25-2008 |
20090015499 | Antenna Apparatus - An antenna apparatus includes a patch antenna unit in which a radiation conductor and a ground conductor plate are arranged so as to face each other with an insulating material disposed therebetween, a power-feed point is provided at a position slightly offset from the center of the radiation conductor, and a high-frequency electric field is supplied between the radiation conductor and the ground conductor plate; a surface-wave propagation suppression area in which a surface-wave propagation suppression mechanism for suppressing surface-wave propagation is mounted in an outer surrounding area in the offset direction of the power-feed point in which an electric-field intensity is generally maximum within the end portion of the radiation conductor plate; and an insulating area in which an electric-field intensity between the radiation conductor plate and the ground conductor plate is relatively low and the surface-wave propagation suppression mechanism is not arranged. | 01-15-2009 |
20090021444 | HIGH-IMPEDANCE SUBSTRATE - A high-impedance substrate is provided, which includes a metallic plate employed as a ground plane, a resonance circuit layer spaced away from the metallic plate by a distance “t”, the resonance circuit layer being provided with at least two resonance circuits having the same height and disposed side by side with a distance “g”, a connecting component connecting the resonance circuit with the metallic plate, and a magnetic material layer interposed between the metallic plate and the resonance circuit layer. The distance “t” between the metallic plate and the resonance circuit layer is confined within the range of 0.1 to 10 mm, the distance “g” between neighboring resonance circuits is confined within the range of 0.01 to 5 mm, the distance “h” between the magnetic material layer and the resonance circuit layer is confined within the range represented by the following inequality 1: | 01-22-2009 |
20090046028 | ANTENNA WITH VOLUME OF MATERIAL - An antenna includes one or more antenna elements and a volume of material contained at least partly within a volume of the one or more antenna elements. The volume of material has at least one electromagnetic property that is different from free space. The volume of material may include dielectric material and/or ferrite material. The antenna elements may be isolated magnetic dipole (IMD) antenna elements. The electromagnetic property may be permeability and/or permittivity. | 02-19-2009 |
20090058750 | HIGH-FREQUENCY MAGNETIC MATERIAL AND ANTENNA DEVICE USING THEREOF - A superior high-frequency magnetic material having a smaller ratio (μ″/μ′) of the real part μ′ of permeability and the imaginary part μ″ of permeability in a high-frequency region and an antenna device using thereof are provided. The high-frequency magnetic material includes a substrate and a composite magnetic film formed on the substrate that consists of a magnetic phase forming a plurality of columnar bodies whose longitudinal direction is directed in a direction perpendicular to a surface of the substrate and an insulator phase filling gaps of the columnar bodies, and the magnetic phase is amorphous and has in-plane uniaxial anisotropy of Hk | 03-05-2009 |
20090073068 | Rod Antenna Device - A device of a rod antenna comprising a supply transformer and first and second beam elements, wherein both beam elements are provided with a ferrite material. | 03-19-2009 |
20090079650 | HIGH-FREQUENCY MAGNETIC MATERIAL AND ANTENNA SYSTEM USING THEREOF - A superior high-frequency magnetic material having a smaller ratio (μ″/μ′) of a real part μ′ of permeability and an imaginary part μ″ of permeability in a high-frequency region and an antenna system using thereof are provided. The high-frequency magnetic material includes a substrate and a composite magnetic film formed on the substrate and made of a magnetic phase forming a plurality of columnar bodies whose longitudinal direction is directed in a direction perpendicular to a surface of the substrate and an insulator phase filling gaps of the columnar bodies. The magnetic phase contains at least one of Nb, Zr, and Hf, and Fe and B, is amorphous, and has in-plane uniaxial anisotropy of Hk2/Hk1≧3 and Hk2≧3.98×10 | 03-26-2009 |
20090079651 | Antenna Apparatus and Method for Adjusting Characteristics Thereof - An antenna apparatus includes an antenna block and a substrate. The antenna block has a base that is made of a substantially cuboid dielectric body, an upper-surface conductor formed on an upper surface of the base, first and second pad electrodes that are formed on both ends of a bottom surface of the base in a longitudinal direction of the base, respectively, and a lateral-surface conductor connecting the upper-surface conductor and the second pad electrode. The substrate has a region mounting the antenna block, a ground pattern provided around the mounting region, first and second lands that are provided within the mounting region so as to correspond to the positions of the first and second pad electrodes, a feed line that is connected to the first land, an impedance-adjusting pattern connecting the first land and the ground pattern, and a frequency-adjusting pattern connecting the second land and the ground pattern. | 03-26-2009 |
20090085819 | Radio system, radio apparatus, and antenna device - According to an aspect of the present invention, there is provided a radio system including: a first radio apparatus that has a first loop antenna; and a second radio apparatus that has a second loop antenna and that performs a radio communication with the first radio apparatus when the second loop antenna is opposed with the first loop antenna, wherein the second radio apparatus has a shield member that is formed of a magnetic substance and disposed to shield at least a portion of the second loop antenna with respect to the first loop antenna when the radio communication is performed. | 04-02-2009 |
20090109112 | Electromagnetic compression apparatus, methods, and systems - Apparatus, methods, and systems provide electromagnetic compression. In some approaches the electromagnetic compression is achieved with metamaterials. In some approaches the electromagnetic compression defines an electromagnetic distance between first and second locations substantially greater than a physical distance between the first and second locations, and the first and second locations may be occupied by first and second structures (such as antennas) having an inter-structure coupling (such as a near-field coupling) that is a function of the electromagnetic distance. In some approaches the electromagnetic compression reduces the spatial extent of an antenna near field. | 04-30-2009 |
20090140945 | Radio communication apparatus and an associated method - An apparatus including: a conductive antenna; a conductive object; a connection having a complex electrical impedance between the antenna and the conductive object; and an element having a complex magnetic permeability located adjacent the conductive antenna, wherein, when the conductive antenna is energized, the connection and the element substantially reduce a phase difference between an electric current flowing in the conductive antenna and an induced electric current flowing in the conductive object. Methods and other apparatus are described and claimed. | 06-04-2009 |
20090146898 | Antenna Module-Use Magnetic Core Member, Antenna Module, and Portable Information Terminal Having the Same - There are provided an antenna module-use magnetic core member, an antenna module and a portable information terminal provided with the same, capable of improving a communication distance without increasing a module thickness. In an antenna module ( | 06-11-2009 |
20090153427 | METHOD AND SYSTEM FOR CONFIGURABLE ANTENNA IN AN INTEGRATED CIRCUIT PACKAGE - Aspects of a method and system for a configurable antenna in an integrated circuit package are provided. In a hybrid circuit comprising an integrated circuit bonded to a multi-layer package, one or more antenna parameters may be adjusted by configuring a plurality of antenna elements via one or more switching elements. In this regard, the antenna elements and/or the switching elements may be within and/or on the multi-layer package and/or within the integrated circuit. The switching elements may be MEMS switches on and/or within the IC and/or the multi-layer package. The IC may be bonded or mounted to the underside of the package and signals may be communicated between the IC and the package via one or more solder balls. The IC may comprise suitable logic, circuitry, and/or code for configuring the antenna elements. The antenna elements may be configured based on desired polarization, antenna gain, and/or frequency. | 06-18-2009 |
20090153428 | METHOD AND SYSTEM FOR A PHASED ARRAY ANTENNA EMBEDDED IN AN INTEGRATED CIRCUIT PACKAGE - Aspects of a method and system for configurable antenna in an integrated circuit package are provided. In this regard, a phased array antenna embedded in a multi-layer integrated circuit (IC) package may be utilized for transmitting and/or receiving signals. An IC enabled to transmit and/or receive signals may be bonded to the multi-layer IC package and may communicate a reference signal and/or one or more phase shifted versions of said reference signal to the antenna. One or more phase shifters (fabricated, for example, in planar transmission line) may be embedded in the multi-layer IC package and may be controlled via an IC bonded to the multi-layer IC package. The phased array antenna may comprise a plurality of antenna elements which may each comprise an interconnection for communicatively coupling to an associated transmitter and/or receiver, a feeder line, a quarter wavelength transformer, and a radiating portion (e.g., a folded dipole). | 06-18-2009 |
20090167623 | ANTENNA APPARATUS - A magnetic member is interposed and arranged between an antenna element and a printed circuit board, and an air member or a dielectric member is interposed between the antenna element and the magnetic member. The magnetic member is constituted of a nanogranular structure in which magnetic nanoparticles with ferromagnetism are three-dimensionally dispersed and arranged in an insulating matrix substrate. | 07-02-2009 |
20090179811 | ANTENNA STRUCTURE WITH FIXING UNIT - An antenna structure includes a substrate, a signal transmission unit and at least one fixing unit. The substrate is made of a dielectric material and has at least a through hole. The signal transmission unit has a transmission path and goes through the through hole. The fixing unit is made of a flexible or deformable material, and is in contact with the signal transmission unit and the inner surface of the through hole to fix the signal transmission unit on the substrate. | 07-16-2009 |
20090243951 | MULTI-LAYER ISOLATED MAGNETIC DIPOLE ANTENNA - A multi-layer isolated magnetic dipole (IMD) with improved bandwidth and efficiency characteristics to be used in wireless communications and other applicable systems. The multi-layer IMD antenna comprises an IMD element positioned above a ground plane, a conductive element positioned above a ground plane and coupled to the first portion having one or more slot regions being defined between the IMD element and the conductive element and one or more capacitive elements positioned across the one or more slot regions. The range of frequencies covered to be determined by the shape, size, and number of elements in the physical configuration of the components. | 10-01-2009 |
20090267854 | Method for Enhancing an Antenna Performance, Antenna, and Apparatus - The invention relates to a method for enhancing an antenna performance, wherein the property of the antenna substrate is modified by using an ultra-sonic field. The invention also relates to an antenna comprising the modified antenna substrate, and to an apparatus comprising the modified antenna substrate. | 10-29-2009 |
20090273534 | Magnetic material antenna and ferrite sintered body - A magnetic material antenna using a ferrite sintered body comprising one or more conductors disposed at least on a surface or in internal portion of the ferrite sintered body, wherein the ferrite sintered body is a sintered body of Y-type ferrite containing BaO, CoO, and Fe | 11-05-2009 |
20090295662 | ANTENNA DEVICE - The present invention provides a small antenna device realizing both miniaturization including lower profile and a broader band in a frequency band of hundreds MHz to 5 GHz and which can be mounted on a small device such as a cellular phone. An antenna device includes: a finite ground plane; a rectangular conductor plate provided above the finite ground plane, whose one side is connected to the finite ground plane, and having a bent portion substantially parallel with the one side; an antenna disposed substantially parallel with the finite ground plane above the finite ground plane, extending in a direction substantially perpendicular to the one side, and having a feeding point positioned near the other side facing the one side of the rectangular conductor plate; and a magnetic material provided in at least a part of space between the finite ground plane and the antenna. | 12-03-2009 |
20090303148 | ANTENNA DEVICE FOR SHIFTING RESONANCE FREQUENCY - An antenna device for shifting a resonance frequency including an antenna pattern having a first resonance frequency and a magnetic body disposed within a predetermined distance of or contacting with one side of the antenna pattern for shifting the first resonance frequency to a second resonance frequency. When the first resonance frequency of the antenna pattern is shifted to the second resonance frequency, radiation efficiency is not reduced. | 12-10-2009 |
20090315797 | METHOD AND SYSTEM FOR INTER-CHIP COMMUNICATION VIA INTEGRATED CIRCUIT PACKAGE ANTENNAS - Methods and systems for inter-chip communication via integrated circuit package antennas are disclosed and may include communicating one or more signals between or among a plurality of integrated circuits via one or more antennas integrated in a multi-layer package. The integrated circuits may be bonded to the multi-layer package. The antennas may be configured via switches in the integrated circuits or by MEMS switches integrated in the multi-layer package. The signals may include a microwave signal and a low frequency control signal that may configure the microwave signal. The low frequency control signal may include a digital signal. The antennas may comprise metal and/or ferromagnetic layers deposited on and/or embedded within the multi-layer package. | 12-24-2009 |
20090315798 | ANTENNA FOR RADIO FREQUENCY RECEPTION - An antenna for radio frequency (RF) reception includes a substrate, a first radiator disposed in one region of the substrate and receiving a signal of a first frequency band, and a second radiator disposed in another region of the substrate and receiving a signal of a second frequency band. | 12-24-2009 |
20100053014 | MAGNETIC ANTENNA AND ANTENNA DEVICE - A highly sensitive magnetic antenna and an antenna device achieve strong coupling with magnetic flux substantially perpendicular to main surfaces of a magnetic core, an enlarged antenna opening, and increased efficiency of magnetic flux radiation. The magnetic antenna includes a flexible substrate and a magnetic core preferably having a substantially rectangular plate shape. The flexible substrate has a spiral coil conductor located thereon, and the coil conductor has a conductor opening located at the center of the winding center thereof. The flexible substrate is bent in the vicinity of the two sides of the coil conductor spaced apart from the center of the conductor opening and along the two sides of the magnetic core, so as to wrap around the upper surface, left and right surfaces, and portions of the lower surface of the magnetic core. | 03-04-2010 |
20100060538 | CORE-SHELL MAGNETIC MATERIAL, METHOD OF MANUFACTURING CORE-SHELL MAGNETIC MATERIAL, DEVICE, ANTENNA DEVICE, AND PORTABLE DEVICE - The present invention provides a core-shell magnetic material having an excellent characteristic in a high frequency band, particularly, in a GHz band. The core-shell magnetic material includes: core-shell magnetic particles including magnetic metal particles and an oxide coating layer, the magnetic metal particle containing magnetic metal selected from the group of Fe, Co, and Ni, nonmagnetic metal selected from the group of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and an element selected from carbon and nitrogen, and the oxide coating layer being made of an oxide containing at least one nonmagnetic metal as one of the components of the magnetic metal particle; and oxide particles existing at least a part between the magnetic metal particles and containing nonmagnetic metal selected from the group of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and in which nonmagnetic metal/magnetic metal (atomic ratio) in the particles is higher than that in the oxide coating layer. | 03-11-2010 |
20100060539 | CORE-SHELL MAGNETIC MATERIAL, METHOD OF MANUFACTURING CORE-SHELL MAGNETIC MATERIAL, DEVICE, AND ANTENNA DEVICE - The present invention provides a core-shell magnetic material having an excellent characteristic in a high frequency band, particularly, in a GHz band. The core-shell magnetic material includes: core-shell magnetic particles including magnetic metal particles and an oxide coating layer, the magnetic metal particle containing magnetic metal selected from the group of Fe, Co, and Ni, nonmagnetic metal selected from the group of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and an element selected from carbon and nitrogen, and the oxide coating layer being made of an oxide containing at least one nonmagnetic metal as one of the components of the magnetic metal particle; and oxide particles existing at least a part between the magnetic metal particles and containing nonmagnetic metal selected from the group of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and in which nonmagnetic metal/magnetic metal (atomic ratio) in the particles is higher than that in the oxide coating layer. | 03-11-2010 |
20100066624 | SPIRAL ANTENNA - A spiral antenna includes an antenna element which is formed in a spiral pattern on a dielectric substrate, a cavity which is formed with a space provided between the antenna element, and a magnetic material which is arranged between the antenna element and the cavity. The cross-section of the spiral antenna is formed in a manner which the sum of a distance between the antenna element and the magnetic material and a thickness of the magnetic material increases from the center portion towards the outer circumference of the spiral. | 03-18-2010 |
20100066625 | Antenna with Integrated RF Module - An antenna assembly includes an antenna housing, an antenna located within the housing, a radio frequency (RF) module located within the housing and connected to the antenna, and a wire assembly operably associated with the module. The module includes a radio frequency device, such as a transmitter, receiver or transceiver, electrically connected to the antenna. The wire assembly includes electrical wires for providing external power to the module and conducting processed signals between the module and external circuitry. The proximal nature of the antenna and RF module reduces or eliminates induced power losses between the antenna and module, resulting in a very effective power transfer ratio. A conductive sleeve is located in the housing and surrounds the RF module. The conductive sleeve is electrically connected to the module to thereby provide a ground plane for the antenna and a shield against outside emissions. A spacer located between the sleeve and the mounting base together with a step between the sleeve and the wire assembly provide a choke effect for the RF energy. | 03-18-2010 |
20100127948 | Antenna apparatus - A portable terminal includes a small-sized built-in antenna apparatus having an excellent electric performance. The built-in antenna apparatus includes a ground plate and an antenna unit. The ground plate includes a feed point. The antenna unit is disposed adjacent to an end of the ground plate. The antenna unit includes a reverse L-shaped antenna element. One end of the L-shaped antenna element is connected to the feed point and an opposite end of the L-shaped antenna has a helical shape. A magnetic piece is loaded at a portion where current distribution of the L-shaped antenna element is high, and a dielectric piece is loaded at a portion where current distribution of the L-shaped antenna element is low. | 05-27-2010 |
20100156732 | RADIO APPARATUS AND ANTENNA DEVICE INCLUDING MAGNETIC MATERIAL FOR ISOLATION - An antenna device arranged around a printed circuit board is provided. The antenna device has an antenna element connected to a feeder circuit provided on the printed board. The antenna device has an isolating material provided between the antenna element and the substrate material. The isolating material is constituted by an insulating substrate material and a plurality of pieces of magnetic material provided on the substrate material Adjacent ones of the pieces of the magnetic material are arranged separate from each other. | 06-24-2010 |
20100156733 | CHIP ANTENNA AND ITS PRODUCTION METHOD, AND ANTENNA APPARATUS AND COMMUNICATIONS APPARATUS COMPRISING SUCH CHIP ANTENNA - A chip antenna comprising a magnetic substrate comprising Z-type ferrite or Y-type ferrite as a main phase and having a through-hole extending linearly along a center axis, and a conductor penetrating the through-hole, the magnetic phase having a c-axis substantially parallel or perpendicular to the through-hole. | 06-24-2010 |
20100245199 | MAGNETIC ANTENNA - A magnetic antenna is provided. The magnetic antenna includes an antenna; and a magnetic piece configured near the antenna with a distance therebetween. | 09-30-2010 |
20100259459 | Low-Frequency Tag with Separate Transmit and Receive Antennas - A low frequency inductive two-way radio transceiver tag is provided that has separate antennas for transmitting and receiving signals within a reading volume. Thus, the tag of the invention includes both a transmit antenna and a receiving antenna, either separately or as a single antenna tuneable between two functional states with different impedances. The impedance of the receiving antenna is greater than the impedance of the transmitting antenna. For example, the impedance of the receiving antenna may be greater than the impedance of the transmitting antenna by a factor of 10 | 10-14-2010 |
20100277385 | PHASED ARRAY ANTENNA - Phased array antennas, in particular highly coupled arrays of dipoles having a vertical electrical feed structure. A phased array antenna including a plurality of antenna elements and a plurality of electrical feed structures, wherein each feed structure serves an antenna element and each electrical feed structure is at least partially substantially surrounded by a ferrite element. | 11-04-2010 |
20110006962 | POROUS MAGNETIC ANTENNA - The present invention relates to a porous magnetic antenna, comprising: an antenna; an insulating layer, having one side next to said antenna; and a magnetic layer, placed next to the other side of the insulating layer, separated from said antenna with a distance, and having at least one hole. The porous magnetic antenna has the advantages of shaping the field pattern, lowering the sensitivity, improving the gain value and possessing stable directionality. | 01-13-2011 |
20110006963 | ANTENNA ELEMENT - An antenna element includes: a first conductive plate which is approximately rectangular; a second conductive plate which shares one side of the first conductive plate in the width direction, which is placed substantially perpendicularly to the first conductive plate, and which is approximately rectangular; a third conductive plate which shares another side of the second conductive plate in the width direction, the other side being opposed to the one side shared with the first conductive plate, which is placed perpendicularly to be opposed to the first conductive plate, and which is approximately rectangular; a fourth conductive plate which shares one sides of the first conductive plate, the second conductive plate, and the third conductive plate; a sixth conductive plate which extends from one side of the fourth conductive plate that does not share one sides of the first conductive plate, the second conductive plate, and the third conductive plate, and which is placed substantially perpendicularly to the fourth conductive plate; slits which are disposed respectively between the sixth conductive plate, and the first conductive plate and the third conductive plate; a short pin which connects the ground plate to the first conductive plate or the second conductive plate; and a feed pin which is connected to the first conductive plate or the second conductive plate in parallel to the short pin and in adjacent to the short pin. | 01-13-2011 |
20110025572 | Y-TYPE HEXAGONAL FERRITE, FABRICATION METHOD THEREOF, AND ANTENNA APPARATUS USING THE SAME - A method of making Y-type hexagonal ferrite and an antenna using the same are provided. Y-type hexagonal ferrite includes a base ferrite composed of iron oxide, barium carbonate and cobalt oxide, and silicate glass ranging from 0.5 to 5 weight percent added to 100 weight percent of base ferrite. An antenna apparatus includes a magnetic carrier and an antenna pattern formed thereon. The magnetic carrier is formed of such Y-type hexagonal ferrite, and the antenna pattern resonates in a specific frequency band when electric power is supplied. To fabricate the Y-type hexagonal ferrite, a calcination process is performed in which iron oxide, barium carbonate and cobalt oxide are combined into base ferrite at a given calcination temperature after being mixed. A sintering process is performed to sinter the base ferrite and the silicate glass at a given sintering temperature which is lower than the calcination temperature after adding the silicate glass to the base ferrite. | 02-03-2011 |
20110032168 | ANTENNA USING COMPLEX STRUCTURE HAVING PERPENDICULAR PERIOD BETWEEN DIELECTRIC AND MAGNETIC SUBSTANCE - The invention provides an antenna that uses a complex structure in which a dielectric having a low dielectric constant and a magnetic substance having high magnetic permeability are arranged perpendicularly and periodically to improve the gain, efficiency, and bandwidth of the antenna while maintaining the miniaturization of the antenna which is an advantage of known antennas using a dielectric having a high dielectric constant. For this purpose, the provided antenna is characterized by including a substrate and a radiation patch formed on the substrate. The substrate is formed with a complex structure having a perpendicular period between the dielectric and the magnetic substance. | 02-10-2011 |
20110032169 | ANTENNA BASED ON DIELECTRO-MAGNETIC COMPOSITE STRUCTURE HAVING A PERIODIC LATTICE - The present invention aims to provide an antenna made of a complex structure wherein dielectric components having a low dielectric constant form a periodic lattice with a high-permeability magnetic components so as to increase the gain, efficiency and bandwidth of the antenna, while keeping the antenna size small, which is an advantage in conventional antennas using a dielectric with a high dielectric constant. To this end, the present invention provides an antenna based on a dielectro-magnetic composite structure, comprising: a substrate; and a radiation patch formed over the substrate, wherein the substrate is formed in a composite structure of a dielectric-magnetic periodic lattice. | 02-10-2011 |
20110068991 | MAGNETODIELECTRIC SUBSTRATE AND ANTENNA APPARATUS USING THE SAME - A magnetodielectric substrate includes a first dielectric layer, a second dielectric layer, conductive patterns, and a plurality of air vias. The first dielectric layer has a predetermined height, and the second dielectric layer is stacked on the first dielectric layer. Conductive patterns are coated on an upper surface and a lower surface of one of the first and second dielectric layers. A plurality of air vias is formed with a predetermined diameter and a predetermined interval such that they pass through up to the conductive patterns of the upper and lower surfaces from the dielectric layer on which the conductive patterns are coated. | 03-24-2011 |
20110122037 | METHOD AND SYSTEM FOR A PHASED ARRAY ANTENNA EMBEDDED IN AN INTEGRATED CIRCUIT PACKAGE - Aspects of a method and system for configurable antenna in an integrated circuit package are provided. In this regard, a phased array antenna embedded in a multi-layer integrated circuit (IC) package may be utilized for transmitting and/or receiving signals. An IC enabled to transmit and/or receive signals may be bonded to the multi-layer IC package and may communicate a reference signal and/or one or more phase shifted versions of said reference signal to the antenna. One or more phase shifters (fabricated, for example, in planar transmission line) may be embedded in the multi-layer IC package and may be controlled via an IC bonded to the multi-layer IC package. The phased array antenna may comprise a plurality of antenna elements which may each comprise an interconnection for communicatively coupling to an associated transmitter and/or receiver, a feeder line, a quarter wavelength transformer, and a radiating portion (e.g., a folded dipole). | 05-26-2011 |
20110148728 | CHIP ANTENNA - Disclosed is a chip antenna comprising: a base portion including a dielectric, a magnetic substance or a magnetic dielectric; a spiral antenna electrode which is opposed to a ground portion and which is provided inside the base portion; and a power feeding connecting terminal to feed power to the antenna electrode, wherein a first side portion including an outermost peripheral end of the antenna electrode, or a second side portion connected to the first side portion including the outermost peripheral end, is disposed at a position closest to the ground portion at a predetermined distance away from the ground portion, and the power feeding connecting terminal is connected to a side portion extending in a direction substantially perpendicular to the ground portion. | 06-23-2011 |
20110169708 | METHOD AND SYSTEM FOR CONFIGURABLE ANTENNA IN AN INTEGRATED CIRCUIT PACKAGE - Aspects of a method and system for a configurable antenna in an integrated circuit package are provided. In a hybrid circuit comprising an integrated circuit bonded to a multi-layer package, one or more antenna parameters may be adjusted by configuring a plurality of antenna elements via one or more switching elements. In this regard, the antenna elements and/or the switching elements may be within and/or on the multi-layer package and/or within the integrated circuit. The switching elements may be MEMS switches on and/or within the IC and/or the multi-layer package. The IC may be bonded or mounted to the underside of the package and signals may be communicated between the IC and the package via one or more solder balls. The IC may comprise suitable logic, circuitry, and/or code for configuring the antenna elements. The antenna elements may be configured based on desired polarization, antenna gain, and/or frequency. | 07-14-2011 |
20110187621 | ANTENNA WITH COMPLEX STRUCTURE OF PERIODIC, GRATING ARRANGEMENT OF DIELECTRIC AND MAGNETIC SUBSTANCES - The present invention relates to an antenna using a complex structure in which dielectric substances having a low dielectric constant and magnetic substances having a high magnetic permeability are arranged vertically and periodically in order to improve the gain, efficiency, and bandwidth of the antenna while maintaining a small size which is an advantage of a conventional antenna using dielectric substances having a high dielectric constant. The present invention provides the antenna using a complex structure having a vertical and periodic structure of dielectric substances and magnetic substances, comprising a substrate and a radiation patch formed on the substrate. The substrate includes a plurality of layers. Each of the layers has the dielectric substances and the magnetic substances of a bar shape alternately arranged therein and has the dielectric substances and the magnetic substances alternately laminated thereon even in a height direction. | 08-04-2011 |
20110193760 | ANTENNA USING COMPLEX STRUCTURE HAVING PERIODIC, VERTICAL SPACING BETWEEN DIELECTRIC AND MAGNETIC SUBSTANCES - The present invention relates to an antenna using a complex structure in which dielectric substances having a low dielectric constant and magnetic substances having a high magnetic permeability are arranged vertically and periodically in order to improve the gain, efficiency, and bandwidth of the antenna while maintaining a small size which is an advantage of a conventional antenna using dielectric substances having a high dielectric constant. The present invention provides the antenna using a complex structure having a vertical and periodic structure of dielectric substances and magnetic substances, comprising a substrate and a radiation patch formed on the substrate. The substrate includes a plurality of layers. Each of the layers has the dielectric substances and the magnetic substances of a bar shape alternately arranged therein and has the dielectric substances and the magnetic substances alternately laminated thereon even in a height direction. | 08-11-2011 |
20120038531 | ANTENNA APPARATUS HAVING DEVICE CARRIER WITH MAGNETODIELECTRIC MATERIAL - An antenna apparatus having a device carrier made of a magneto-dielectric material is provided. The antenna apparatus includes a device carrier having a magnetic carrier made of a magneto-dielectric material, and an antenna device connectable to a power source through a feeding point of one end portion and extended from the feeding point to pass through a surface of the magnetic carrier and operable in a resonant frequency band when power is supplied through the feeding point. Therefore, by forming at least a portion of the device carrier with a magnetic carrier, an operating performance of the antenna apparatus can be improved. | 02-16-2012 |
20120038532 | CORE-SHELL MAGNETIC MATERIAL, METHOD FOR PRODUCING CORE-SHELL MAGNETIC MATERIAL, DEVICE, AND ANTENNA DEVICE - A core-shell magnetic material having an excellent characteristic in a high-frequency band, in particular a GHz-band and a high environment resistance is provided. The core-shell magnetic material includes: a magnetic member in which plural core-shell magnetic particles are bound by a binder made of a first resin; and a coating layer that is made of a second resin different from the first resin, a surface of the magnetic member being covered with the coating layer. The core-shell magnetic material is characterized in that the core-shell magnetic particle includes a magnetic metallic particle and a covering layer that covers at least part of a surface of the magnetic metallic particle, the magnetic metallic particle contains at least one magnetic metal selected from a group consisting of Fe, Co, and Ni, and the covering layer is made of an oxide, a nitride, or a carbide that contains at least one magnetic metal. | 02-16-2012 |
20120056795 | ANTENNA MATCHING CIRCUIT, ANTENNA DEVICE, AND METHOD OF DESIGNING ANTENNA DEVICE - A switching function and multiband compatibility and a function handling deviation of matching caused by the influence of the human body are configured in a single matching circuit. An antenna matching circuit is formed by a reactance changing section and a matching section. The matching section is formed by a parallel circuit of an inductor and a capacitor, and the LC parallel circuit is shunt-connected between a feed section and the ground. The reactance changing section changes the resonant frequency to be compatible with a plurality of bands, and performs fine adjustment of the resonant frequency changed by the influence of the human body. The parallel inductor causes the locus of input impedance of the antenna matching circuit to draw a small circle locus in the first quadrant of a Smith chart. The parallel capacitor is adjustable to move the small circle locus to the center on the Smith chart. | 03-08-2012 |
20120062435 | MAGNETIC SHEET, ANTENNA MODULE, ELECTRONIC APPARATUS, AND MAGNETIC SHEET MANUFACTURING METHOD - A magnetic sheet for use with an antenna module is provided. The magnetic sheet may have a magnetically permeable layer having a plurality of randomly shaped pieces such that the magnetic sheet is configured to affect a resonance frequency of the antenna module. At least one of the randomly shaped pieces of the magnetic sheet does not have a rectangular or triangular shape. | 03-15-2012 |
20120119964 | VHF/UHF Broadband Dual Channel Antenna - A compact dual-channel antenna operating at least in two frequency bands, comprises at least the following elements: a coaxial cable connected to a reference ground, an antenna element designed to operate in the high-frequency band, having a length L | 05-17-2012 |
20120154234 | ANTENNA MODULE HAVING REDUCED SIZE, HIGH GAIN, AND INCREASED POWER EFFICIENCY - A broadband integrated circulator antenna (BICA) module for receiving and transmitting signals with high efficiency and high gain. The BICA can have a bandwidth of over 70% of a radar band and can operate in frequencies from UHF to S-band and above. The BICA has a stack configuration that includes a low profile antenna, a reflecting layer or a metamaterial substrate layer, and a circulator. The circulator is placed proximal to antenna, which greatly reduces the size of the BICA. The circulator can be a stripline Y-junction ferrite circulator and the antenna can be a coaxial center fed bow-tie antenna. The reflecting layer or metamaterial substrate layer can comprise electronic bandgap metamaterial and a high permeability ferrite substrate. The high permeability ferrite substrate can be cobalt substituted Z-type barium hexaferrite. | 06-21-2012 |
20120154235 | CIRCULARLY POLARISED ANTENNA - A circularly polarised patch antenna includes: an antenna electrode; a ground section; a substrate, which is sandwiched between the antenna electrode and the ground section and which has insulating properties, a predetermined dielectric constant and single-axis magnetic anisotropy for a plurality of different magnetization directions; and a power feed pin which is electrically connected to the antenna electrode. | 06-21-2012 |
20120176288 | MAGNETIC DIELECTRIC ANTENNA - The objective is realizing downsizing of an antenna, suppressing the decrease in radiation efficiency, and suppressing narrowing of band. A magnetic dielectric antenna | 07-12-2012 |
20120218161 | Integrated Circuit Package with Configurable Antenna - Aspects of a method and system for a configurable antenna in an integrated circuit package are provided. In a hybrid circuit comprising an integrated circuit bonded to a multi-layer package, one or more antenna parameters may be adjusted by configuring a plurality of antenna elements via one or more switching elements. In this regard, the antenna elements and/or the switching elements may be within and/or on the multi-layer package and/or within the integrated circuit. The switching elements may be MEMS switches on and/or within the IC and/or the multi-layer package. The IC may be bonded or mounted to the underside of the package and signals may be communicated between the IC and the package via one or more solder balls. The IC may comprise suitable logic, circuitry, and/or code for configuring the antenna elements. The antenna elements may be configured based on desired polarization, antenna gain, and/or frequency. | 08-30-2012 |
20120229354 | MAGNETIC MATERIAL FOR ANTENNAS, ANTENNA, AND WIRELESS COMMUNICATION DEVICE - A magnetic material for antennas including: an M-type hexagonal ferrite represented by the following general formula (1) as a main phase, MA.Fe | 09-13-2012 |
20120268335 | ANTENNA AND METHOD OF MAKING SAME - An antenna includes a base body, an antenna radiator and a ferrite core. The base body includes a laser direct structuring material. The antenna radiator is formed by selectively activating a portion of the base body with a laser and by plating the activated portion. The ferrite core is fixed to the antenna radiator. | 10-25-2012 |
20120280877 | ANTENNA HAVING AN EMBEDDED RADIO DEVICE - An antenna for radio frequency (RF) applications comprising: a dielectric element including a dielectric material; an active element attached to a first external surface of the dielectric element; a cavity in the dielectric element; a radio device deposited in the cavity and adapted for coupling to the active element; and an electromagnetic interference (EMI) shield positioned in the cavity and between the radio device and the dielectric element, the EMI shield configured for inhibiting EMI between the radio device and the active element. | 11-08-2012 |
20120293385 | ANTENNA DEVICE - The present disclosure discloses an antenna device, which comprises an array antenna and a power divider. The array antenna comprises a plurality of antenna units, and each of the antenna units comprises a conductive sheet engraved with a groove topology pattern, conductive feeding points and a feeder line. The power divider is adapted to divide a baseband signal into a plurality of weighted signals and then transmit the weighted signals to the antenna units arranged in an array via the conductive feeding points respectively. By arraying the antenna units and using the beam forming method, the directionality of the antenna can be designed as needed through phase superposition between the antenna units; and then, a reflective metal plate is provided on the back side of the antenna so that a back lobe of the antenna is compressed. In this way, the miniaturized antenna array can obtain a high directionality. | 11-22-2012 |
20120313834 | ANTENNA DEVICE FOR A PORTABLE TERMINAL - An antenna device attains good antenna performance using at least one or more metal members installed in a portable terminal The antenna device includes a main board equipped with a power supply part for supplying power, a slot part which is positioned in at least one or more metal members or is formed by a combination of the metal members, and a power supply antenna member for receiving power from the power supply part and which is electromagnetically coupled with the slot part. | 12-13-2012 |
20120319911 | WIDE BANDWIDTH ANTENNA - A wide bandwidth antenna, wherein, at least an antenna module is provided on a substrate, said antenna module includes a plurality of antenna elements having spiral geometric patterns, that are connected one by one in series. Each antenna element is formed by an electrically conductive trace winding from outside said spiral geometric pattern to inside, then it winds back from inside to outside. A first antenna element in the antenna module is connected to a signal input terminal, and that is connected electrically to a signal transmission line. | 12-20-2012 |
20120326937 | Deformable Apparatus - An apparatus comprising: a deformable antenna configured to operate in a first physical configuration and configured to operate in a second physical configuration that is deformed relative to the first physical configuration; and magnetic material located in close proximity to the deformable antenna and configured to have a first physical configuration when the deformable antenna is in its first physical configuration and configured to have a second physical configuration that is deformed relative to the first physical configuration when the deformable antenna is in its second physical configuration, wherein the magnetic material when in its first physical configuration has a first magnetic permeability and when in its second physical configuration has a second magnetic permeability. | 12-27-2012 |
20130021215 | INJECTION MOLDED AND IN-MOLD DECORATED ARTICLE WITH ANTENNA, METHOD FOR PRODUCING THE SAME, AND POWER-FEEDING STURCTURE OF CASING WITH ANTENNA - An injection-molded and in-mold decorated article with an antenna includes an injection molded article, a decorative film which covers and decorates at least one part of an outer surface of the injection molded article, a planar antenna arranged between the injection molded article and the decorative film, and a thickness absorbing sheet arranged between the planar antenna and the injection molded article so as to cover the whole planar antenna to absorb a thickness of the planar antenna. The decorative film, the planar antenna, and the thickness absorbing sheet are integrally formed through injection molding simultaneous decoration. Since the thickness absorbing sheet absorbs concavo-convex shapes of an antenna pattern, quality of an appearance design can be improved in the injection-molded and in-mold decorated article with the antenna provided for a communication function of a small mobile device. | 01-24-2013 |
20130033405 | Low-Aspect Antenna Having A Vertical Electric Dipole Field Pattern - An antenna comprises a ring-shaped radiofrequency resonator that defines a path for a circulating magnetic current. In an implementation, the resonator has a height of no more than 2% of an operating wavelength, and it has an electromagnetic resonance at the operating frequency. In an implementation, the antenna is of a type having a vertical, short electric dipole radiation or sensitivity pattern. It comprises, as the dominant radiative element, a ring of material disposed transverse to the vertical dipole axis and having an average magnetic permeability more than ten times the magnetic permeability of air. The ring has a maximum outer diameter and a height that is less than the maximum outer diameter. The antenna further includes a feed structure adapted to couple radiofrequency energy into and/or out of a magnetic current circulating in the ring. | 02-07-2013 |
20130033406 | ANTENNA AND METHOD FOR MANUFACTURING SAME - A method for manufacturing an antenna includes the steps of: providing a ceramic substrate and forming an antenna pattern on the ceramic substrate using screen printing with metallic material; firing the ceramic substrate and the antenna pattern by a high temperature; treating the ceramic substrate by chemical wet-etching process; pasting an adhesive tape to the antenna pattern, then detaching the antenna pattern from the ceramic substrate, and the combination of the adhesive tape with the antenna pattern forming a conductor tape; making the conductor tape attached to a first face of a ferrite plate. | 02-07-2013 |
20130033407 | ANTENNA AND METHOD FOR MANUFACTURING SAME - A method for manufacturing an antenna is disclosed, and the method includes the steps of: providing a ceramic substrate and forming an antenna pattern on the ceramic substrate using screen printing with metallic material, co-firing the ceramic substrate and the antenna pattern by a high temperature, treating the ceramic substrate by chemical wet-etching process, providing a ferrite plate with an adhesive layer disposed on a first face thereof, pasting the ceramic substrate to the ferrite plate with the antenna pattern attached to the adhesive layer, and detaching the ferrite plate from the ceramic substrate with the antenna pattern remained on the ferrite plate. | 02-07-2013 |
20130038497 | ANTENNA AND METHOD FOR MANUFACTURING SAME - A method for manufacturing an antenna is disclosed, and the method includes the steps of: providing a wire and a stamping tool, stamping the wire into a flat antenna pattern by the stamping tool, providing a ferrite plate with the antenna pattern attached to the ferrite plate. | 02-14-2013 |
20130050041 | RARE EARTH REDUCED GARNET SYSTEMS AND RELATED MICROWAVE APPLICATIONS - Disclosed are synthetic garnets and related devices that can be used in radio-frequency (RF) applications. In some embodiments, such RF devices can include garnets having reduced or substantially nil Yttrium or other rare earth metals. Such garnets can be configured to yield high dielectric constants, and ferrite devices, such as TM-mode circulators/isolators, formed from such garnets can benefit from reduced dimensions. Further, reduced or nil rare earth content of such garnets can allow cost-effective fabrication of ferrite-based RF devices. In some embodiments, such ferrite devices can include other desirable properties such as low magnetic resonance linewidths. Examples of fabrication methods and RF-related properties are also disclosed. | 02-28-2013 |
20130050042 | COBRA ANTENNA - Provided is a cobra antenna including a relay unit forming a feeding point; an antenna element formed from a plate-like conductor that is electrically connected to one terminal of the relay unit and, when a wavelength of radio waves is represented as λ, has a surface area capable of obtaining a length of λ/4 as a path through which a current generated by reception of the radio waves flows to the one terminal of the relay unit; a coaxial line having one end electrically connected to the other terminal of the relay unit; and a first ferrite core that is provided at a position away from the other terminal of the relay unit to which the one end of the coaxial line is connected by a length of about λ/4, and through which the coaxial line penetrates or is wound around. | 02-28-2013 |
20130076585 | ANTENNA DEVICE FOR GENERATING RECONFIGURABLE HIGH-ORDER MODE CONICAL BEAM - An antenna device for generating a reconfigurable high-order mode conical beam, includes a micro-strip radiator having multiple feeding points, wherein one of the feeding points is a fixed feeding point, and a feeding unit for providing two signals having a same amplitude and a preset phase difference, wherein one of the two signals is fed through the fixed feeding point and the other is fed through any one of remaining feeding points. A mode reconfigurable switching unit, connected to the feeding unit, performs a switching operation to select any one of the remaining feeding points so that the other signal is feed through the selected feeding point in accordance with mode control data. | 03-28-2013 |
20130088401 | ANTENNA CORE, ANTENNA, AND METHODS FOR PRODUCING AN ANTENNA CORE AND AN ANTENNA - The invention relates to an antenna core, an antenna comprising an antenna core, and to methods for producing an antenna core and an antenna. The antenna core used in each case consists of a continuous soft-magnetic strip having a plurality of layers which are stacked one on top of the other and each of which is formed by a section of the strip. The layers are connected to one another by curved sections of the strip at end regions of the antenna core. | 04-11-2013 |
20130176186 | LOW PROFILE CAVITY BACKED LONG SLOT ARRAY ANTENNA WITH INTEGRATED CIRCULATORS - The present invention relates to active electronically scanned array antennas. A thin, low cost design is provided by coupling electromagnetic energy into periodically driven long slots ( | 07-11-2013 |
20130187819 | MAGNETIC SHEET AND PRODUCTION METHOD THEREOF, AS WELL AS ANTENNA APPARATUS USING SAME - A magnetic sheet that is omnidirectionally flexible, particularly one that is thin, reliably divided into small fragments and has flexibility, is fired in a planar shape. A magnetic sheet of the claimed invention includes: a magnetic body; a protective member provided on at least one face of the magnetic body; and a plurality of holes provided in at least one face of the magnetic body. The magnetic body is divided into a plurality of small fragments using the plurality of holes. The plurality of small fragments vary in shape. | 07-25-2013 |
20130194147 | ANTENNA DEVICE - A patch antenna as an antenna device comprises an antenna electrode, a ground portion, an antenna substrate and a feed point. A feed angle F | 08-01-2013 |
20130265205 | FOLDED DIPOLE ANTENNA AND RF TAG USING THE FOLDED DIPOLE ANTENNA - The present invention relates to a folded dipole antenna comprising a magnetic material comprising a hexagonal Z-type ferrite and/or a hexagonal Y-type ferrite as a main component in which a radiation element and a reflection element each having a folded dipole structure are disposed, and an RF tag comprising the folded dipole antenna and an IC chip connected to the folded dipole antenna. The RF tag according to the present invention has a smaller size than that of the conventional RF tags and is not susceptible to adverse influence from ambient environments, and can be operated at an UHF band or surrounding frequency bands thereof. | 10-10-2013 |
20130321230 | ACTIVE LOAD MODULATION ANTENNA - Active load modulation antennas for contactless systems typically require the presence of a battery power source in the transponder device. The transponder typically cannot be powered by the reader device alone and also transmit an active load modulation signal. Embodiments in accordance with the invention are disclosed that allow transponder devices to transmit an active load modulation signal when powered only by the reader in the contactless system. | 12-05-2013 |
20130342413 | ANTENNA STRUCTURES MADE OF BULK-SOLIDIFYING AMORPHOUS ALLOYS - Antenna structures made of bulk-solidifying amorphous alloys and methods of making antenna structures from such bulk-solidifying amorphous alloys are described. The bulk-solidifying amorphous alloys providing form and shape durability, excellent resistance to chemical and environmental effects, and low-cost net-shape fabrication for the highly intricate antenna shapes. | 12-26-2013 |
20130342414 | MAGNETIC EXCHANGE COUPLED CORE-SHELL NANOMAGNETS - An antenna is fabricated using an M-type hexaferrite, such as a tin (Sn) and zinc (Zn) substituted M-type strontium hexaferrite (Sn/Zn-substituted SrM: SrFe | 12-26-2013 |
20140111395 | Low-Profile Antenna-less RFID Tags and Integrated Circuit Wireless Transmission Apparatus - Disclosed embodiments include a low-profile, high-permeability antenna-less radio frequency identification (RFID) tag for use on large metal objects and other types of objects for which traditional RFID technologies will not work or do not work well. High-permeability materials are in contact with a metal surface, such as a metal container or metallic tape, diverting current into the tag integrated circuit (IC). This type of tag is essentially ‘antenna-less’ as it uses the ground plane or metallic object to excite currents through the IC. Tags using high-permeability materials in this manner are significantly thinner than those developed using other methods. | 04-24-2014 |
20140159973 | DUAL-POLARIZED MAGNETIC ANTENNAS - The present disclosure generally pertains to dual-polarized magnetic antennas that may be used in various applications and are particularly suited for use in mobile devices and systems. In one exemplary embodiment, a dual-polarized antenna has a ferrite substrate that provides for the use of small antenna elements and also provides broad bandwidth and good impedance matching and isolation making the antenna attractive for use in mobile applications. Such antenna also has nearly omnidirectional radiation patterns and orthogonal polarizations. Further, the radiator type may be selected depending on the desired effective permeability in order to control return loss, isolation, and fractional bandwidth (FBW). | 06-12-2014 |
20140176380 | MULTILAYER FERRITE SHEET, ANTENNA DEVICE USING THE SAME, AND MANUFACTURING METHOD THEREOF - There are provided a multilayer ferrite sheet capable of performing communications in a wideband frequency, an antenna device using the same, and a manufacturing method thereof. The multilayer ferrite sheet includes: a Y-type hexaferrite layer; and a Z-type hexaferrite layer, wherein the Y-type hexaferrite and the Z-type hexaferrite are alternately laminated. | 06-26-2014 |
20140320365 | MAGNETIC ANTENNA STRUCTURES - A magnetic antenna structure has a substrate (e.g., a flexible printed circuit board (PCB) carrier), a magneto-dielectric (MD) layer, and an antenna radiator. The MD layer increases electromagnetic (EM) energy radiation by lowering the EM energy concentrated on the antenna substrate. The resonant frequency and antenna gain of the magnetic antenna structure are generally lower and higher, respectively, relative to dielectric antennas of comparable size. Thus, the magnetic antenna structure provides better miniaturization and high performance with good conformability. | 10-30-2014 |
20140368394 | PACKAGED ELECTRONIC DEVICE WITH INTEGRATED ELECTRONIC CIRCUITS HAVING TRANSCEIVING ANTENNAS - A base carries a first chip and a second chip oriented differently with respect to the base and packaged in a package. Each chip integrates an antenna and a magnetic via. A magnetic coupling path connects the chips, forming a magnetic circuit that enables transfer of signals and power between the chips even if the magnetic path is interrupted, and is formed by a first stretch coupled between the first magnetic-coupling element of the first chip and the first magnetic-coupling element of the second chip, and a second stretch coupled between the second magnetic-coupling element of the first chip and the second magnetic-coupling element of the second chip. The first stretch has a parallel portion extending parallel to the faces of the base. The first and second stretches have respective transverse portions extending on the main surfaces of the second chip, transverse to the parallel portion. | 12-18-2014 |
20150035715 | ANTENNA DEVICE AND ELECTRONIC APPARATUS HAVING THE SAME - An antenna device is provided. The antenna device may include a conductive radiator pattern formed on one surface of a dielectric substrate, an artificial magnetic conductor layer including at least one unit cell formed on the other surface of the dielectric substrate, and a shorting pin connected to the unit cell. The artificial magnetic conductor layer may be configured to form an induction current of the same phase with regard to a signal current flowing through the conductive radiator pattern. | 02-05-2015 |
20150042528 | ANTENNA DEVICE AND ELECTRONIC DEVICE WITH THE SAME - An electronic device is provided. The electronic device includes a printed circuit board (PCB), a shield can disposed on the PCB, an antenna radiator of which at least a part enters an internal space of the shield can and is installed at an inner surface of the shield can, and an electrical connecting means which is installed at a corresponding position of the PCB so as to be electrically connected with the at least a part of the antenna radiator installed at the inner surface of the shield can. | 02-12-2015 |
20150070232 | ANTENNA STRUCTURE AND METHOD FOR MANUFACTURING ANTENNA - A method for manufacturing an antenna includes the steps of: providing a ferrite sheet; forming a via hole through the ferrite sheet, wherein the via hole is connected between a first surface and a second surface of the ferrite sheet; forming a nonconductive ink layer on the first surface and the second surface and in the via hole of the ferrite sheet; applying a displacement process to the nonconductive ink layer so as to form a first metal layer on the nonconductive ink layer; and applying a thickening process to the first metal layer so as to form a second metal layer on the first metal layer, wherein the first metal layer and the second metal layer both extend from the first surface through the via hole to the second surface of the ferrite sheet. | 03-12-2015 |
20150138030 | ANTENNA DEVICE AND COMMUNICATION TERMINAL APPARATUS - An antenna device includes a first insulating base portion including a spiral antenna pattern, and a second insulating base portion including at least two conductor wires. An insulating layer configured to insulate the conductor wires from the antenna pattern is provided between a first end and a second end of the antenna pattern in a planar view. The insulating layer includes a cut or an opening allowing at least one of the first end and the second end of the antenna pattern to be exposed toward the conductor wires. Electrode portions of the conductor wires are electrically and mechanically connected to the first end and the second end, respectively, of the antenna pattern by a conductive material in the cut or the opening of the insulating layer. The second insulating base portion is more flexible than the first insulating base portion. | 05-21-2015 |
20160007480 | COMPONENT BUILT-IN MULTILAYER SUBSTRATE FABRICATING METHOD AND COMPONENT BUILT-IN MULTILAYER SUBSTRATE - A fabricating method according to the present disclosure is a component built-in multilayer substrate fabricating method for incorporating a component ( | 01-07-2016 |
20160013561 | ANTENNA MODULES HAVING FERRITE SUBSTRATES | 01-14-2016 |
20160079662 | Ultra-Wideband Antenna Assembly - An antenna assembly having a pair of feed conductive elements directed in divergent directions, with each pair of conductive elements including a conical sheet conductor and a cylindrical sheet conductor, and radiating wire conductors extending away from each cylindrical sheet conductor. A balun feed system is defined between the pair of conical sheet conductors. A plurality of ferrite-cored inductors are provided on the wire conductors. A tubular radome assembly protects at least the radiating wire conductors from damage from external forces. | 03-17-2016 |
20160099498 | MAGNETO-DIELECTRIC SUBSTRATE, CIRCUIT MATERIAL, AND ASSEMBLY HAVING THE SAME - A magneto-dielectric substrate includes a first dielectric layer, a second dielectric layer spaced apart from the first dielectric layer, and at least one magnetic reinforcing layer disposed between and in intimate contact with the first dielectric layer and the second dielectric layer. | 04-07-2016 |
20160118170 | INCREASED RESONANT FREQUENCY POTASSIUM-DOPED HEXAGONAL FERRITE - Disclosed herein are embodiments of an enhanced resonant frequency hexagonal ferrite material and methods of manufacturing. The hexagonal ferrite material can be Y-phase strontium hexagonal ferrite material. In some embodiments, strontium can be substituted out for a trivalent or tetravalent ion composition including potassium, thereby providing for advantageous properties. | 04-28-2016 |
20160118171 | INCREASED RESONANT FREQUENCY ALKALI-DOPED Y-PHASE HEXAGONAL FERRITES - Disclosed herein are embodiments of an enhanced resonant frequency hexagonal ferrite material, such as Y-phase hexagonal ferrite material, and methods of manufacturing. In some embodiments, sodium or potassium can be added into the crystal structure of the hexagonal ferrite material in order to achieve improved resonant frequencies in the range of 500 MHz to 1 GHz useful for radiofrequency applications. | 04-28-2016 |