Abstract: A connector adapted for a cavity filter of the present invention includes a contact pin, a first insulator, a housing and a transmission line, the first insulator is provided with a first locating hole, the housing shaped as a cylinder is provided with a second locating hole. During the assembly, no additional mounting slot is required. Less space is taken up by the cylindrical housing, which provides more space for the transmission line and makes the line connections easier therefore. Moreover, the assembly of the connector is simple and efficient, and the connector is in an integrated structure, and the components of the connector are connected by inserting or plugging, which reduces the welding points, thus the vibrations among the components are reduced and the accumulated assembly tolerances are reduced accordingly, thereby the communication quality is improved and the cost is decreased.

Abstract: To provide a millimeter waveband filter which can vary a resonance frequency in a wider band without causing deterioration of resonance characteristics due to leakage of electromagnetic waves. In a millimeter waveband filter 20, a first waveguides 22 and a second waveguide 24 are relatively moved to vary the interval between the electric wave half mirrors 30A and 30B, and the resonance frequency of a resonator formed between the mirrors varies to selectively transmit resonance frequency components. A groove 60 which has a length p along a longitudinal direction of the transmission line corresponding to a ¼ wavelength of electromagnetic waves to be a leakage prevention target is provided on the outside of the second waveguide 24 facing the inside of the first waveguide 22, thereby preventing leakage of electromagnetic waves from the gap between the first waveguide 22 and the second waveguide 24.

Abstract: A high-frequency signal line includes a first base layer having flexibility, a linear signal line provided on the first base layer and including a first line portion having a first width and a second line portion having a second width greater than the first width, and a first reinforcing conductor provided on the first base layer along the first line portion.

Abstract: A high-frequency signal line includes a dielectric base with a first line portion and a second line portion each extending along a predetermined straight line parallel or substantially parallel to a predetermined direction, and a third line portion mutually connecting first side ends of the first line portion and the second line portion in the predetermined direction, a signal line, a first ground conductor located on the first side in the layer stacking direction of the signal line, a second ground conductor located on a second side in the layer stacking direction of the signal line, and one or more interlayer connection conductors connecting the first ground conductor and the second ground conductor. In the third line portion, the interlayer connection conductor is provided on the second side in the predetermined direction of the signal line when viewed from the layer stacking direction.

Abstract: A microwave frequency signal path crossover apparatus for surface mounting to a circuit board. The signal path crossover including interspaced planar horizontal shielding members, horizontal dielectric members, and vertical shielding vias surrounding horizontal signal carrying members connected to the circuit board by vertical vias. Low errant signal emitting structures including partial half and three quarter arc vias, terminating arms, half circle arc transition apertures, via grounding fingers, and compensating capacitive structures are taught.

Abstract: A high-frequency transmission line in which the alternating-current resistance is low is provided. A high-frequency transmission line 2 is a high-frequency transmission line 2 to transmit an alternating-current electric signal, and contains metal and carbon nanotube, and the carbon nanotube is unevenly distributed at a peripheral part 8 of a cross-section that is of the high-frequency transmission line 2 and that is perpendicular to a transmission direction of the alternating-current electric signal.

Abstract: Embodiments of the invention include transmission line transformers. According to one aspect, a multilayer transmission line transformer (TLT) includes a first set of two conductors forming a first clockwise spiral. The TLT includes a second set of two conductors forming a second counterclockwise spiral that is substantially coaxial with the first spiral. The first and second spirals are arranged to cause a substantial cancellation of common mode currents in the first and second sets of conductors during operation of the TLT.

Abstract: The system includes a first printed circuit board including a first transmission line, the first circuit board may be attached to a chassis and a second printed circuit board including a second transmission line, the second circuit board may be attached to the chassis and/or the first printed circuit board and the second transmission line configured to electrically couple power from the first transmission line.

Abstract: A radio-frequency (RF), base station notch filter includes an integral, conductive RF notch filter structure having one or more notch filter elements, where the notch filter elements may be circular in shape. The integral notch filter reduces insertion losses and passive intermodulation distortion.

Abstract: As a wireless module which is capable of improving heat dissipation while suppressing degradation of antenna characteristics, there is provided a wireless module including: a first substrate having a first surface on which a plurality of antennas and a ground portion are disposed; and a heat dissipating member disposed opposite the first surface of the first substrate. The heat dissipating member includes a plurality of openings corresponding to the plurality of antennas respectively and an intervening portion which intervenes between the plurality of openings. The ground portion is disposed between the first substrate and the heat dissipating member.

Abstract: Embodiments of systems and methods for providing in-mold laminate antennas are generally described herein. Other embodiments may be described and claimed.

Abstract: A mobile terminal can include a bar type terminal body including a conductive case, and having an upper part and a lower part; and an antenna device disposed on the lower part; the conductive case can include first and second conductive cases forming a side appearance of the mobile terminal, the first conductive case is disposed at a lower end of the terminal body; the second conductive case covers a side surface of the mobile terminal; the first and second conductive cases are separated by an opening with a dielectric therebetween; the antenna can include a first member and a second member extended from an end of the first member and is in a printed circuit board (PCB); the first and second members are near the first conductive case; and the PCB has a socket for connecting an external device, and a key of a user input unit.

Abstract: Multifunctional structures and methods of manufacturing multifunctional structures which function as both electronic devices and load-bearing elements are disclosed. The load-bearing elements are designed to have electronic functionality using electronics designed to be load-bearing. The method of manufacturing the multifunctional structure comprises forming an electronic element directly on at least one ply of arbitrarily shaped load-bearing material using conventional lithographic techniques and/or direct write fabrication techniques, and assembling at least two plies of arbitrarily shaped load-bearing material into a multifunctional structure. The multifunctional structure may be part of an aerospace structure, part of a land vehicle, pan of a watercraft or part of a spacecraft.

Abstract: An antenna device attached to a vehicle includes a base to which an antenna is fixed, a cover that is attached to the base, and a flexible pad that covers and supports an edge of the base, contacts an edge of the cover, and is located between the vehicle and the cover. A protrusion is provided on a surface of the pad on the cover side, and includes a body portion formed along the edge of the base, and a plurality of rib-like portions extending from the body portion to an edge of the pad.

Abstract: A wireless communication apparatus and an antenna system therein are provided. The antenna system includes a grounding portion and an antenna body. The grounding portion includes a ground plane and a conducting element. The conducting element is perpendicular to the ground plane and is connected to the ground plane to provide a first current path. The antenna body includes a main radiating portion and a short circuit portion. The main radiating portion is parallel to the ground plane and provides a second current path. An end of the main radiating portion is electrically connected to a signal source. The short circuit portion is electrically connected between the main radiating portion and the conducting element and provides a third current path. The directions of the first current path, the second current path and the third current path are perpendicular mutually.

Abstract: 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).

Abstract: An electronic component is provided, which includes a substrate having opposite first and second surfaces and an antenna structure combined with the substrate. The antenna structure has at least a first extending portion disposed on the first surface of the substrate, at least a second extending portion disposed on the second surface of the substrate, and a plurality of connecting portions disposed in the substrate for electrically connecting the first extending portion and the second extending portion. Any adjacent ones of the connecting portions are connected through one of the first extending portion and the second extending portion. As such, the antenna structure becomes three-dimensional. The present invention does not need to provide an additional region on the substrate for disposing the antenna structure, thereby reducing the width of the substrate so as to meet the miniaturization requirement of the electronic component.

Abstract: A patch for a device in an electronic housing including an aluminum layer having a threshold thickness, a non-conductive layer on a first side of the aluminum layer, and a radio-frequency (RF) transparent layer on a second side of the aluminum layer is provided. A method for manufacturing an antenna window including a patch as above is also provided, the method including determining a thickness of the aluminum layer adjacent to an anodized aluminum layer. A method for manufacturing an antenna window including coating an aluminum layer having a threshold thickness on a radio-frequency (RF) transparent layer to form an RF transparent laminate is also provided. A method for manufacturing an antenna window including removing a thickness of aluminum is also provided. A method for manufacturing an antenna window including disposing a mask on an aluminum substrate and anodizing the aluminum substrate to a selected thickness is also provided.

Abstract: A radio device includes a rectangular substrate including first and second opposite sides and third and fourth opposite sides; a ground plane formed in the substrate, cut out along the third side from a corner at one end of the second side; a first monopole antenna extending away from the ground plane along the third side from a first feeding unit provided on the third side; a second monopole antenna extending away from the ground plane along the fourth side from a second feeding unit provided on the fourth side; and a ground element formed in the ground plane, extending toward the second side along the third side, from one end of the ground element connected to the ground plane. A length from the first feeding unit through the one end to another end of the ground element corresponds to one fourth of a wavelength of radio waves.

Abstract: 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.

Abstract: An RF receiving circuit unit that receives a GPS satellite signal from a GPS satellite is intermittently driven by a first driving control of intermittently driving the RF receiving circuit unit with a first intermittent driving pattern and a multistage driving control of intermittently driving the RF receiving circuit unit with a multistage intermittent driving pattern in which a driving period in the first intermittent driving pattern is set to a second intermittent driving pattern of which an intermittent cycle is shorter than that of the first intermittent driving pattern.

Abstract: A system that incorporates the subject disclosure may include, for example, a circuit for determining a magnitude difference between a first signal supplied to an antenna and a second signal radiated by the antenna, determining a phase difference between the first signal supplied to the antenna and the second signal radiated by the antenna, measuring a change in reactance of an antenna, detecting an offset in an operating frequency of the antenna based on one of the magnitude difference, the phase difference, the change in reactance, or any combination thereof, and adjusting a resonant frequency of the antenna to mitigate the offset in the operating frequency of the antenna. Other embodiments are disclosed.

Abstract: A mobile terminal including a terminal body; a display configured to display information; and an antenna device mounted in the terminal body. Further, the antenna device includes a first conductive member including a shape such that the antenna device resonates at a first frequency band; a second conductive member diverging from the first conductive member, and extending by a prescribed length; and a ground member spaced apart from the second conductive member, and capacitive-coupled to the second conductive member, such that a frequency resonance added by the second conductive member is generated near a center frequency of the first frequency band.

Abstract: A multiband antenna includes main antenna, a switch circuit, and a parasitic antenna. The main antenna includes a radiating portion, a feeding portion, a grounding portion, and an extending portion coupled to the feeding portion and the grounding portion. The radiating portion is configured to generate a low frequency resonate mode. The switch circuit is configured to regulate an impedance matching characteristic of the multiband antenna, thereby regulating an operating frequency of the low frequency resonate mode. The parasitic antenna is positioned apart from and electromagnetically coupled to the main antenna, and configured to generate a high frequency resonate mode.

Abstract: A UHF/VHF/FM antenna consisting of two elongated octagonal elements formed individually from ¼? O.D. (Outer Dimension) flexible copper tubing, interlaced with each other before coupling of the open tubing ends, then concentrically aligned perpendicular to each other, and soldered at a interlacing cross points. Signals received by the interlaced elements are directed to a 300-75 ohm transformer balun through two bare 12-guage copper wires, each bent approximately 90°, then soldered to the mid-points of adjacent element short sides and perpendicular element cross points.

Abstract: A monopole antenna is disclosed. The monopole antenna includes a grounding terminal and a transmission line extending along a first direction and including a first terminal and a feeding terminal adjacent to the grounding terminal. The monopole antenna further includes a first radiator connected to the first terminal, extending along a second direction perpendicular to the first direction and operating within a first frequency range. The first radiator has a portion with a width increasing gradually along the second direction. The monopole antenna further includes a second radiator connected to the first terminal, extending along a third direction far away from the grounding terminal, having a first included angle with the transmission line, including a plurality of turns, and operating within a second frequency range.

Abstract: A multiband antenna includes a radiating portion and a ground portion. The radiating portion includes a first radiating section, a second radiating section and a coupling section. The coupling section is coupled between the first radiating section and the second radiating section. The ground portion includes a first ground section, a second ground section and a third ground section. The second ground section and the third ground section both coupled to a first side of the first ground section. The coupling section and the second radiating section are accommodated in a surrounded area defined inside the first ground section, the second ground section and the third ground section, and the first radiating section extend outside the surrounded area.

Abstract: An antenna device includes a multilayer body as a base body, an antenna coil, and a capacitor chip. The multilayer body includes a magnetic layer including a first main surface and a second main surface, a first non-magnetic layer provided on the first main surface of the magnetic layer, and a second non-magnetic layer provided on the second main surface of the magnetic layer. The antenna coil includes a first coil pattern provided with the first non-magnetic layer and a second coil pattern provided with the second non-magnetic layer. The capacitor chip is connected to the antenna coil and provided on the second non-magnetic layer.

Abstract: In order to increase flexibility regarding a disposition of an antenna coil and to enable a hot spot to be provided at a desired position, an antenna device includes a main coil antenna and a sub-coil antenna connected to the main coil antenna. A coil opening of the sub-coil antenna and a coil opening of the main coil antenna are arranged side by side in plan view so that the main coil antenna and the sub-coil antenna are magnetically coupled to each other. The main coil antenna and the sub-coil antenna are wound so as to generate magnetic fields having opposite phases.

Abstract: An antenna coil includes a first conductor pattern defining a first side, a second conductor pattern defining a second side, a third conductor pattern defining a third side, and a fourth conductor pattern defining a fourth side in each turn when viewed from a laminating direction of insulation layers, the first conductor pattern is provided on a first layer, the second conductor pattern is provided on a second layer, which differs from the first layer, and the third conductor pattern and the fourth conductor pattern extend across the first layer and the second layer, and the first through fourth conductor patterns are disposed on the respective insulation layers so that the direction of a line obtained by sequentially connecting, on a turn-by-turn basis, centers of gravity of winding shapes each of which is configured by the conductor patterns defining one turn is slanted relative to the laminating direction of the insulation layers.

Abstract: An antenna device includes a feed coil including a coil conductor and being connected to a feed circuit, and an antenna coil including a coil conductor, a portion of the antenna coil being a coupler portion that electromagnetically couples with the feed coil. The winding axis of the coil conductor of the feed coil is not parallel to the direction along which the coil conductor of the antenna coil at the coupler portion extends. Further, at other than the coupler portion, a first magnetic body portion is arranged at a feed coil side of the antenna coil, and at the coupler portion, a second magnetic body portion is arranged at a side of the antenna coil opposite to the feed coil.

Abstract: The disclosure provides an antenna device and mobile terminal including such an antenna device. The antenna device includes a coil including a conductor wound around a plate-shaped magnetic core. A flat conductor is positioned adjacent to the coil, and the coil is positioned such that it is closer than the flat conductor to an antenna of a communication partner positioned near the antenna device. The coil conductor includes a first conductor portion adjacent to a first main surface of the magnetic core and a second conductor portion adjacent to a second main surface thereof. The magnetic core and the coil conductor form an antenna coil. A circuit substrate includes a ground electrode formation area and a ground electrode non-formation area. The antenna coil is mounted on the ground electrode non-formation area of the circuit substrate with the first main surface of the magnetic core facing the circuit substrate.

Abstract: An antenna device includes a first coil wound in one direction and a second coil disposed adjacent to the first coil and wound in a direction opposite to the winding direction of the first coil and having conductor openings at the centers of wound coils, and a magnetic core. The magnetic core is inserted into the conductor opening of the first coil and the conductor opening of the second coil. A portion of a conductor line forming the first coil positioned farther away from the second coil than a portion of the conductor line forming the first coil positioned closer to the second coil, and a portion of a conductor line forming the second coil positioned farther away from the first coil than a portion of the conductor line forming the second coil positioned closer to the first coil, are disposed along the first main surface of the magnetic core.

Abstract: Embodiments of an optically transparent antenna are generally described herein. In some embodiments, the optically transparent antenna may comprise a plurality of electrically-isolated conductive patches arranged on a non-conductive surface. A combination of a size of the conductive patches and a spacing between the conductive patches is less than a human visual acuity for a predetermined viewing distance so that the patches are not be visible or perceptible to a human. In some embodiments, optically transparent antenna may serve as one or more antennas on a mobile platform.

Abstract: An antenna with a first pair of fed lands (3, 5) disposed on a first sheet of electrical insulating material in a first plane and a second pair of lands (11, 13) or a single second land disposed in a second plane is disclosed. The antenna provides a high gain with low directional preference.

Abstract: Antenna designs are disclosed that exhibit both high bandwidth and efficiency. A first aspect of the invention concerns the form factor of the antenna; a second aspect of the invention concerns the ease with which the antenna is manufactured; and a third aspect concerns the superior performance exhibits by the antenna across a large bandwidth.

Abstract: Aspects of the subject disclosure may include, for example, a transmission device that includes a transmitter that generates a first electromagnetic wave to convey data. A coupler couples the first electromagnetic wave to a single wire transmission medium having an outer surface, to forming a second electromagnetic wave that is guided to propagate along the outer surface of the single wire transmission medium via at least one guided wave mode that includes an asymmetric or non-fundamental mode having a lower cutoff frequency. A carrier frequency of the second electromagnetic wave is selected to be within a limited range of the lower cutoff frequency, so that a majority of the electric field is concentrated within a distance from the outer surface that is less than half the largest cross sectional dimension of the single wire transmission medium, and/or to reduce propagation loss. Other embodiments are disclosed.

Abstract: A slot antenna and an information terminal apparatus using the same are provided. The slot antenna comprises: a conductive housing; and at least one slot formed on the corner and edge of the conductive housing.

Abstract: An antenna module for wireless communication comprises an antenna element, a first port and a second port. The antenna element comprises a first resonance frequency and a second resonance frequency. The first port is configured to receive or provide a first radio frequency signal with a first frequency range and the second port is configured to receive or provide a second radio frequency signal with a second frequency range. The first frequency range is different from the second frequency range. Further, the first resonance frequency is located in the first frequency range and the second resonance frequency is located in the second frequency range. The antenna element is configured to transmit or receive the first radio frequency signal and the second radio frequency signal simultaneously.

Abstract: A method is provided which includes: defining at least one radiofrequency performance objective to be produced on a selected coverage area on the ground; producing a rigid shell having a predefined profile; producing a reflecting flexible membrane; determining, by successive iterations, N optimum local deformations to be applied at N different points of the flexible membrane; producing N rigid supporting bars of different lengths corresponding to the optimum local deformations to be applied to the flexible membrane; and positioning and rigidly fixing the flexible membrane onto the rigid shell via the N supporting bars.

Abstract: Some embodiments provide a relatively small antenna apparatus that acts as a passive repeater. The antenna apparatus can be designed to facilitate radio frequency (RF) signal gain for a collection or range of frequencies. In some embodiments, the antenna apparatus is placed near a device with a wireless receiver and/or transmitter, where the antenna apparatus causes increased RF signal intensity at the device by coupling RF signals from a proximate area of higher RF signal intensity into the area around the device. Accordingly, in some instances, an embodiment of the antenna apparatus can be used to increase the RF signal intensity in a null spot or dead spot by coupling RF signal energy from an area proximate to the null spot that has higher RF signal intensity.

Abstract: The parabolic antenna includes a first radiating element, a second radiating element and a parabolic dish. The operating frequency of the first radiating element is different from the operating frequency of the second radiating element. The first radiating element and the second radiating element are disposed in front of the parabolic dish. Under different circumstance, the first radiating element and the second radiating element may operate simultaneously or non-simultaneously.

Abstract: Embodiments of the present application disclose an antenna device and system. The antenna device includes: an antenna array, configured to radiate or receive an electromagnetic wave signal; a feed network, configured to connect the antenna array and a signal multiplexer; at least one signal multiplexer, configured to divide one path of signal from the feed network into at least two paths of signal, or combine at least two paths of signal to one path of signal and transmit the one path of signal to the feed network; and at least two interface modules connected to a passive module or an active module, is configured to receive a signal sent from the passive module or the active module, or send a signal to the passive module or the active module. The present application can be used for sharing the antenna array and other parts in the active and passive antenna systems.

Abstract: To provide a microstrip antenna that can radiate electromagnetic waves in two or more different directions while suppressing an increase in manufacturing cost. The microstrip antenna is configured to include: a dielectric substrate 10 that is adapted to be of a folded flat plate shape; two or more radiating patterns 2 for radiating electromagnetic waves; and a connecting pattern 3 for mutually connecting the radiating patterns 2 and feeding electricity from a common feeding point 4 to each of the radiating patterns 2. The radiating patterns 2 and connecting pattern 3 are respectively adapted as microstrip lines formed on the dielectric substrate 10, and the dielectric substrate 10 is folded such that the connecting pattern 3 intersects with a ridge line 5, and has two or more radiating surfaces 10a to 10c of which normal directions are mutually different.

Abstract: An antenna sub-array for use in an antenna array having a plurality of such sub-arrays includes a stripline for signal distribution, the stripline defining a plurality of signal pathways from a common feed point to a plurality of radiating elements, wherein the stripline is housed in a first support structure located a distance away from a first surface of a ground plane structure.

Abstract: Two or more Vivaldi antennas, consisting of two plates each, each with the antenna's natural impedance of approximately 100 ohms, are placed in parallel to achieve a 50 ohm impedance in the case of two antennas or other impedances (100/n ohms) for more than two antennas. A single Vivaldi antenna plate (half Vivaldi antenna) over a ground plane can also be used to achieve a 50 ohm impedance, or two or more single plates over a ground plane to achieve other impedances. Unbalanced 50 ohm transmission lines, e.g. coaxial cables, can be used to directly feed, the dual Vivaldi (four plate) antenna in a center fed angled center departure, or more desirably, a center fed offset departure configuration.

Abstract: An air-to-ground network communication device may include a conductive groundplane and an antenna element. The conductive groundplane may be disposed to be substantially parallel to a surface of the earth. The antenna element may extend substantially perpendicularly away from the groundplane and may have an effective length between about 1?, to about 1.5?. The antenna element may be disposed at a distance of about 0.5? to about 1? from the groundplane.

Abstract: The multi-beam former comprises: two stages connected together and intended to synthesize beams focused along two directions in space; each stage comprises at least two multi-layer plane structures (P11, P1Ny), (P21, P2Mx), superposed one above the other; each multi-layer structure (P11, P1Ny, P21, P2Mx) comprises an internal reflector, at least two first internal sources disposed in front of the internal reflector and linked to two input/output ports (27, 26) aligned along an axis (V, V?), at least two second internal sources disposed in a focal plane of the internal reflector and linked to two second input/output ports (25, 28) aligned along an axis (U, U?) perpendicular to the axis (V, V?); the two second internal sources of the same multi-layer structure (P11) of the first stage are respectively linked to two first internal sources of two different multi-layer structures (P21), (P2Mx) of the second stage.

Abstract: An electrical system having a current path formed in a region between first and second electrodes. When a low pressure is sustained in the region, and a plasma is generated in a portion of a gap between the electrodes, current flows across the gap from the first electrode to the second electrode. In one embodiment the system is operable as a motor or a generator, having a first electrode and a member including a second electrode which is rotatable with respect to the first electrode. In another embodiment a first conductor is positioned to carry current toward or away from a first terminal at a high temperature, and a second conductor is spaced apart from the first terminal to carry current toward or away from a second terminal when the second conductor is at a low temperature relative to the temperature of the first region.

Abstract: A contact element for contacting a contact point formed on a body includes: an element section on the contact point side for a force-locking connection to the contact point, an element section on the connection side for connection to an electrical connection conductor, and an intermediate section which connects the two element sections to one another for compensating for thermal expansions. At least the element sections on the contact point side and on the connection side are made of different integrally bonded materials having material properties which are adapted to the functionality of the corresponding element section.