Abstract: A package structure including a first redistribution circuit structure, a semiconductor die, first antennas and second antennas is provided. The semiconductor die is located on and electrically connected to the first redistribution circuit structure. The first antennas and the second antennas are located over the first redistribution circuit structure and electrically connected to the semiconductor die through the first redistribution circuit structure. A first group of the first antennas are located at a first position, a first group of the second antennas are located at a second position, and the first position is different from the second position in a stacking direction of the first redistribution circuit structure and the semiconductor die.

Abstract: An antenna may include a ground plane, a tuning stub, and a shorted spiral antenna element connected to the tuning stub. The shorted spiral antenna element may include a plurality of spiral traces shorted together by a shorting element extending radially outward to contact each of the spiral traces.

Abstract: Disclosed is a radio frequency circuit, a method of transmitting and receiving radio frequency signals, and a wireless communication device.

Abstract: An antenna array for full duplex communications is described. The antenna array includes an array antenna elements supported by a substrate. The substrate includes a feed network and a parallel plate waveguide layered with the feed network. The parallel plate waveguide has a core of varying dielectric constant, wherein the varying dielectric constant varies from a first probe connected to a first antenna element to a second probe connected to a second antenna element.

Abstract: In some embodiments, an antenna includes a dielectric substrate having a first surface and a second surface opposite to the first surface, a planar central antenna element provided on the first surface, and a planar electromagnetic bandgap structure provided on the first surface and surrounding the central antenna element.

Abstract: An antenna comprising a reflector (20) connected to a motor drive (30), a primary radiator (30) for transceiving a radio beam at an operating frequency impinged on the reflector (20) is disclosed. A coarse alignment system comprising a motor drive is connected to the reflector (20) for driving at least one of the rotation and the tilting of the reflector. The coarse alignment system (70; 270; 370; 470) comprising an auxiliary antenna (50) connected to the control device (60) for communicating with a further auxiliary antenna (10b), at a second frequency different from the operating frequency. A fine alignment system is also present for electronic adjustment of the radio beam. A control device controls the coarse alignment system and the fine alignment system.

Abstract: The present disclosure provides a conductive cover, a housing assembly and a terminal. The conductive cover includes a first portion, a second portion, a conductive suspended strip and a conductive connecting member. A slot is defined between the second portion and the first portion. The conductive suspended strip is located in the slot and has a length equal to a length of the slot. An insulating layer is provided between the conductive suspended strip and the first portion, and another insulating layer is provided between the conductive suspended strip and the second portion. The conductive connecting member bridges over the slot, is electrically connected with the first portion and the second portion, and is insulated from the conductive suspended strip.

Abstract: A multi-band radiating array includes a planar reflector, first radiating elements defining a first column on the planar reflector, second radiating elements defining a second column on the planar reflector alongside the first column, and third radiating elements interspersed between the second radiating elements in the second column. The first radiating elements have a first operating frequency range, the second radiating elements have a second operating frequency range that is lower than the first operating frequency range, and the third radiating elements have a third, narrowband operating frequency range that is higher than the second operating frequency range but lower than the first operating frequency range. Respective capacitors are coupled between elongated arm segments and an elongated stalk of the third radiating elements, and a common mode resonance of the third radiating elements is present in a lower frequency range than the second operating frequency range.

Abstract: A method of operating a radio frequency identification (RFID) tag assembly in a timed event including in the radio frequency identification (RFID) tag assembly having a spacer having a thickness of between about 0.125 inches and about 0.5 inches, placing the RFID tag assembly in a position relative to the operating surface of the body a minimum spaced apart distance, receiving at the first side of the two sided planar antenna a first portion of the radio frequency energy as direct energy as transmitted from the antenna of the base station transceiver, receiving at the second side of the two-sided planar antenna a second portion of the radio frequency energy as indirect energy as transmitted from the base station transceiver antenna, the second portion of the radio frequency energy being received at the predetermined operating frequency, and processing the received first and second portions of the radio frequency energy.

Abstract: An active antenna may be installed within a ceiling assembly of a building to improve the range of a wireless and/or cellular network. Further, a ground plane may be installed throughout the ceiling to reduce the occurrence of multipath interference of radio frequency (RF) signals. In addition, one or more active and/or passive antennas may also be installed in the ceiling to further extend the range of the wireless and/or cellular network within the building. Each of the antennas may be designed to facilitate (RF) signal gain for a collection or range of frequencies. In some instances, the installation of active and/or passive antennas may increase the range of a communications network, while the installation of a ground plane throughout the ceiling may reduce the occurrence on multipath interference resulting in improved wireless and/or cellular network performance including increased bandwidth and range.

Abstract: A multi-band frame antenna is used for LTE, MIMO, and other frequency bands. The frame antenna includes a conductive block and a metallic frame with no gaps or discontinuities. The conductive block functions as a system ground and has at least one electronic component mounted on the surface. The outer perimeter of the metallic frame surrounds the conductive block, and there is a gap between the metallic frame and the conductive block. One or more antenna feeds are routed across the gap, between the metallic frame and the conductive block. One or more connections can be made across the gap, and at least one electronic element connects the conductive block to the metallic frame.

Abstract: A multi-band compatible multi-antenna device which is miniaturized by reducing a distance between antenna elements includes a first antenna element corresponding to a 1.5 GHz band and a 2.0 GHz band, a second antenna element corresponding to the 1.5 GHz band and the 2.0 GHz band, a first passive element which is arranged between the first antenna element and the second antenna element and which resonates at a frequency corresponding to the 1.5 GHz band, and a second passive element which is arranged between the first antenna element and the second antenna element separately from the first passive element and which resonates at a frequency corresponding to the 2.0 GHz band.

Abstract: Embodiments disclosed herein relate to diversity receive systems and methods. An antenna system may comprise a reflector and a plurality of feed antennas configured to receive a wireless signal from a common source with directional diversity. A receive system may comprise such antenna system in combination with a plurality of receivers and/or demodulators, and in combination with a combiner and/or controller.

Abstract: The invention provides a dual polarized antenna or antenna array with a first and second radiation pattern having a first and second polarization, a method for adjustment of said antenna or antenna array and a wireless communication system comprising said antenna or antenna array. The antenna or antenna array comprises a main radiating antenna element or array of main radiating antenna elements arranged above a conductive frame.

Abstract: Broadband slot-coupled stacked patch antenna elements are capable of continuous broadband operation between 1.71 GHz and 2.69 GHz. The broadband slot-coupled stacked patch antenna element includes a mid-band radiating patch, a high-band radiating patch, and a low-band resonator with coupling slots capable of resonating at low, mid, and high band frequencies. Additionally, a low-profile probe-fed patch element is provided for pattern enhancement of antenna arrays at high-band frequencies. This low-profile patch element features fan-shaped probes that have three degrees of tune-ability, namely a length, a width, and a spreading angle. Further aspects include 3-column and 4-column offset arrays of the broadband patch radiators and an interleaved array of the low-profile high-band patch radiators and the broadband radiating elements. A new type of azimuth beam forming network (ABFN) is also introduced for the beam forming of the 3-column and 4-column dual-beam arrays.

Abstract: Dual-band antenna elements can be used to construct a dual-beam three-column antenna array. The dual-band antenna elements include both a high-band and a low-band radiating element, which allows the dual-band antenna elements to radiate signals in two frequency bands. The dual-band antenna elements also include a resonating box to isolate the co-located radiating elements from one another, as well as to mitigate inter-band distortion. The dual-band antenna elements may be interleaved with single-band elements to achieve a dual-beam three-column antenna array. Individual elements in the dual-beam three-column antenna array may be separated by non-uniform offsets/spacings to achieve improved performance.

Abstract: A multiple input, multiple output (“MIMO”) antenna system is provided for operation on a radio frequency (“RF”) module that may be used in a wireless access device. The MIMO antenna system includes a plurality of multi-band antenna elements connected to a radio in a MIMO configuration. The multi-band antenna elements and the radio are configured to operate on a RF module. A reflector is formed on the RF module to contain the plurality of multi-band antenna elements and to concentrate signal communication in a sector, the plurality of multi-band antenna elements oriented to provide a sector coverage pattern formed by beam patterns generated by each of the multi-band antenna elements.

Abstract: A feed assembly for a parabolic dish reflector is described. The feed assembly includes a waveguide cavity locatable at the focal point, or any other desired off-boresight location corresponding point, of the parabolic dish, at least one first radiating element optimized for operation at a first frequency band and provided on a top surface of the waveguide cavity, and a plurality of second radiating elements each optimized for operation at a second band of frequencies and provided on the top surface of the waveguide cavity.

Abstract: The invention relates to a reflector antenna for a synthetic aperture radar, having a reflector (20) which comprises a reflector surface (22), a vertex (26), and an optical axis (24) extending outwards therefrom. The reflector antenna also has a plurality of antenna elements (18) arranged side by side and in a row, for transmitting radar transmission signals and receiving radar reception signals produced from a reflection on a surface (14). The reflector (20) is designed as a one-dimensional defocused reflector (20) having two focal planes (40, 42). The optical axis (24) coincides with the line of inter-section (28) of two imaginary planes extending at right angles to one another, specifically a first (X-) plane (30) and a second (Y-) plane (32).

Abstract: A MIMO antenna includes first and second radiating elements and a conductive neutralization line. Each of the first and second radiating elements includes a straight portion connected to a serpentine portion. The straight and serpentine portions are configured to resonate in at least two spaced apart RF frequency ranges in response to the straight portion being electrically excited through a RF feed. The conductive neutralization line conducts resonant currents between the first and second radiating elements and has a conductive length that is configured to phase shift the conducted resonant currents to cause at least partial cancellation of currents in the first and second radiating elements which are generated by wireless RF signals received by the first and second radiating elements from each other.

Abstract: A multi-array antenna having superior electrical properties is disclosed. The multi-array antenna includes a reflector plate; first radiators arranged over a surface of the reflector plate and configured to form a first beam; and second radiators arranged over a surface of the reflector plate and configured to form a second beam. Here, one of the first radiators and one of the second radiators are arranged in an imaginary first line along a lengthwise direction of the reflector plate, another one of the first radiators and another one of the second radiators are arranged in an imaginary second line, the first radiator arranged in the first line and the first radiator arranged in the second line are positioned in a diagonal direction, and the second radiator arranged in the first line and the second radiator arranged in the second line are positioned in a diagonal direction.

Abstract: The present invention is a satellite antenna system having a motor driven mechanism configured to rotate a feed assembly. The feed assembly includes at least one inner feed tube and at least one outer feed tube. The satellite antenna system also includes an alignment driver coupled to the feed assembly and configured to instruct the motor driven mechanism to place the feed assembly at a pre-determined alignment position. The satellite antenna system further includes a polarization phase device positioned in one of the inner feed tube and the outer feed tube. The motor driven mechanism is further configured to rotate the polarization phase device.

Abstract: The height of crossed-dipoles antenna elements can be reduced by including an additional bend/segment in the feed-line and/or tuning-stub of the antenna dipole having the upper slot. The extra bend allows the crossed-dipoles antenna element to be shortened by as much as twenty percent without reducing the feed-line length. Additionally, the height of crossed-dipoles antenna elements can be reduced by shaping a winged portion of the balun-fed dipoles to match the contour of a radome contour, which allows the crossed-dipoles antenna element to accommodate a shallower radome and achieve a thinner antenna module. Additionally, the height of crossed-dipoles antenna elements can be reduced by positioning periodic structures around the base of low-band radiating elements to provide artificial magnetic conductor (AMC) functionality, which enables constructive interference between reflected and non-reflected signals at profile spacings of less than one-quarter wavelength.

Abstract: The invention relates to a mobile telecommunication device (100) for establishing a telecommunication connection in the radio frequency range with a base station (102; 104; 1100), the mobile telecommunication device comprising; at least a first (106) and a second antenna (108), an electromagnetic shield (110) located between the first and the second antenna, a logic component (1000), wherein the first and the second antenna are adapted to transmit and receive telecommunication signals of the same frequency band, and wherein the logic component selects whether the first or the second antenna is used for the telecommunication connection with the base station.

Abstract: A method of operation and system for a radio frequency identification (RFID) tag assembly having an RFID semiconductor chip with an antenna interface, a mounting surface substrate, the RFID semiconductor having a predetermined operating frequency, a conductor electrically coupling the RFID chip antenna interface to an antenna, the antenna including a first radiating element lying in a first plane and a second radiating element lying in a second plane, the second plane being at an angle relative to the first plane, and a reflector having a substantially planar reflecting plane spaced apart from and substantially parallel to the first plane, the reflector being composed of reflecting material adapted for reflecting the predetermined operating frequency, wherein the reflector is positioned apart from the first radiating element with the reflective plane being a distance of about ¼ of a wavelength of the predetermined operating frequency.

Abstract: Antenna arrangement comprising at least two discrete antennas (1, 2) mechanically attached to each other to forma combined base station antenna (6), wherein at least two discrete antennas (1, 2) in said combined base station antenna (6) are located alongside each other, wherein a conducting element (10) is arranged between the alongside each other located discrete antennas (1, 2).

Abstract: An antenna array (1000) includes a horizontal ground layer (40) having a central hole (401), a radiation layer parallel to the ground layer, and a coaxial cable (5) assembled to the ground layer. The cable includes a central conductor (51), an insulated layer (53) coated on the central conductor, and a grounding coat (52) coated on the insulated layer. The central conductor extends through the central hole from a bottom side of the ground layer and keeping insulated from the ground layer. The radiation layer includes a number of radiation units (30) which are coplanar with each other and parallel to the ground layer. Each radiation unit has a nail (301) extending downwardly towards the ground layer. The nail resonates with the central conductor when the antenna array is transmitting or receiving radio frequency signals.

Abstract: An antenna method and arrangement of co-located antennas for wireless communication, includes at least one first antenna having a reflector panel and at least one second antenna utilizing a ground plane, wherein the reflector panel and the ground plane are the same element of the arrangement. The first antenna can be a loop element parallel to the reflector panel and the second antenna can be a monopole element perpendicular to the reflector panel/ground plane.

Abstract: An antenna device includes: a substrate; micro-strip and grounding portions that are respectively disposed on opposite first and second surfaces of the substrate, the former including a signal-feed section for feeding of signals and a plurality of first connecting sections electrically connected to the signal-feed section; and a plurality of first loop antennas arranged along a peripheral edge of the grounding portion, each including a first radiator portion disposed on the first surface and electrically connected to a respective one of the first connecting sections, and a second radiator portion disposed on the second surface, electrically interconnecting the first radiator portion and the grounding portion, and cooperating with the first radiator portion to form a loop.

Abstract: The present invention provides a substrate-embedded antenna and an antenna array constituted by said antennas. An antenna of the present invention comprises a plurality of substrates, a metal fill and a feed line. Each of the substrates has at least one through-hole. The metal fill is placed within each through-hole, and each metal fill placed therein connects one another to form a columnar metal conductor which acts as a radiating body of the antenna. The feed line is electrically coupled to the metal conductor to input and output electrical signals. A plurality of said antennas may constitute an antenna array.

Abstract: The transmitting and receiving antenna comprises an array of feeds clustered by groups of four adjacent feeds along two directions X, Y of a plane, each feed comprising two transmitting ports and two receiving ports with orthogonal polarizations. For each group of four adjacent feeds, the first, or the second, transmitting ports, respectively the first, or the second, receiving ports, corresponding to a same pair of frequency and polarization values are connected two-by-two in the direction X then two-by-two in the direction Y, the four interconnected transmitting ports forming a transmitting beam and the four interconnected receiving ports forming a receiving beam.

Abstract: A multi-beam antenna comprises an array of feeds illuminating a reflector, the feeds being associated in a plurality of groups. Each feed comprises a polarizer, two diplexers and four ports operating in four different colours. All the feeds belonging to the same group comprise first ports having the same first colour, or second ports having the same second colour, linked together to form a first beam and third ports having the same third colour, or fourth ports having the same fourth colour, linked together to form a second beam.

Abstract: A tri-column antenna array architecture, containing a plurality of active radiating elements that are spatially arranged on a modified reflector structure is disclosed. Radiating elements disposed along (P1 and P2) outlying center lines are movable and provided with compensating radio frequency feed line phase shifters so as to provide broad range of beam width angle variation of the antenna array's azimuth radiation pattern.

Abstract: This multi-antenna apparatus includes a first antenna element and a second antenna element, and an ungrounded passive antenna element arranged between the first antenna element and the second antenna element, wherein the passive antenna element has a first opposing portion opposed to the first antenna element, a second opposing portion opposed to the second antenna element and a coupling portion coupling the first opposing portion and the second opposing portion with each other.

Abstract: An optically controlled microwave antenna that reduces optical power consumed by the antenna. The optically controlled microwave antenna includes an antenna array including plural antenna elements and a feed for illuminating the antenna array with and/or receiving microwave radiation of the operating frequency from the antenna array to transmit and/or receive microwave radiation. An antenna element includes a waveguide, an optically controllable semiconductor element arranged within the waveguide in front of a light transmissive portion of a second end portion, the semiconductor element changing its material properties under control of incident light, and a controllable light source arranged at or close to the light transmissive portion of the second end portion for projecting a controlled light beam onto the semiconductor element for controlling its material properties, in particular its reflectivity.

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: Antenna arrangement for a multi-radiator base station antenna, the antenna having a feeding network based on air filled coaxial lines (1, 2, 3), wherein each coaxial line comprises an outer conductor (8) and an inner conductor (4, 5, 6), wherein an adjustable differential phase shifter including a dielectric part (9) is arranged in the antenna and said dielectric part being movable longitudinally in relation to at least one coaxial line (1, 2, 3).

Abstract: The antenna system includes a substrate, a first antenna, a second antenna and a reflection portion. The substrate is a printed circuit board (PCB), and includes a vacancy portion and a metal ground portion. The vacancy portion includes a radio frequency (RF) component portion and a non-RF component portion. The RF component portion includes some radio frequency components. In order to transmit and receive electromagnetic signal, the radio frequency components are electronically connected to the first antenna and the second antenna.

Abstract: Various antenna assemblies are disclosed. In one example, an antenna assembly includes a reflector including a first ground plane, a second ground plane below and spaced apart from the reflector, an antenna adjacent a surface of the reflector opposite the second ground plane, and a grounding post galvanically connecting the first ground plane and the second ground plane.

Abstract: In various embodiments of the present disclosure, an apparatus for wirelessly transmitting or receiving communication signals may include multiple active elements to transmit or receive communication signals wirelessly; and multiple active modules correspondingly coupled to the multiple active elements and configured to cooperate with respective ones of the multiple active elements; in which the respective ones of the multiple active modules include a power amplifier configured to amplify communication signals to be transmitted and a low noise amplifier configured to amplify communication signals received, and in which the respective ones of the multiple active modules further include a first phase shift configured to shift phases of the communication signals to be transmitted and a second phase shift configured to shift phases of the communication signals received. Other embodiments may be described and claimed.

Abstract: According to one exemplary embodiment of the invention, a vehicle antenna apparatus is provided on a vehicle in such a way that this results in the antenna having a horizontal main beam direction. A first reflection apparatus above the conductive roof of the vehicle, with an exciter between these two elements, causes the reflections to be doubled, thus causing the main beam direction to be lowered from a vertical to a horizontal direction.

Abstract: The invention relates to a dual polarized radiating element for a cellular base station antenna, comprising a reflector surface for reflecting radiation energy, four radiating monopoles distributed around an aperture area, each radiating monopole comprising a footing protruding from said reflector surface and a flange located above the reflector surface and protruding from said footing radially towards the outside, the flanges from adjacent monopoles extending radially perpendicular to each other. The element further comprises four element feeds, each capacitively coupled to a respective monopole and protruding radially therefrom within the aperture area, and powering means connected to the element feeds.

Abstract: Aeronautical broadband communication is enhanced by providing an apparatus having a first antenna configured to communicate using a signal orientation corresponding to a first polarization, and a second antenna configured to communicate using a signal orientation corresponding to a second polarization, where the second polarization has at least one characteristic difference from the first polarization. Additional antennas may be used, where multiple antennas share one polarization, and multiple other antennas share a different polarization, and signals from like-polarized antennas are combined for beam-formation.

Abstract: An antenna system may include a backplate that includes an end portion. The antenna system may also include a hybrid antenna that includes first and second antenna elements spaced apart from each other along the end portion of the backplate. The first antenna element may include a type of antenna element that is structurally different from the second antenna element. Additionally, the antenna system may further include a parasitic element between the first and second antenna elements along the end portion of the backplate.

Abstract: The present invention provides, among other things, antenna beam control devices, systems, architectures, and methods for radar and other applications, such as wireless communications, etc., to improve transmit and/or receive performance of the devices and systems employing such antennas by deploying beam control elements (20) to increase antenna gain at an angle less than a first angle relative to the antenna gain at angle greater than a first angle. Beam control elements are deployed in combination with the one or more antennas (12) in various systems of the present invention, such that the impact of reflected radiation from wind mill, communication, or other towers supporting the system or other nearby structures, as well as radiation from nearby wireless communication networks is decreased to an acceptable level. The beam control elements can include absorbing and reflective material and can be placed in the antenna near field to minimize costs.

Abstract: The present invention relates to a multiband antenna specifically adapted for use with a Base Station Antenna (“BSA”). The present invention provides narrow azimuth or horizontal beamwidth (“HBW”) having 45 degrees and operational over four frequency bands. The composite antenna topology and associated circuitry described in embodiments achieves reduced antenna installation requirements and allows for ease of network deployment or reconfiguration at reduced cost. Embodiments employ an array of low band radiating elements and two sets of high band radiating elements. The first set is co-located within an array of low band radiating elements. The second set of is offset and outside the low band radiating elements. An RF feed network energizes the first and second set of high band radiating elements to compensate for interference between the high and low band elements.

Abstract: A circularly-polarized antenna is provided, and includes a conductive backplane with a plurality of panels, a vertical array of patch radiators disposed on one of the backplane panels, and a feed stripline disposed on the backplane panel. The backplane panels are vertical, planar, rectangular and form a right prism. The vertical array has a radiator spacing of one wavelength, each radiator has a face and four edges, and each edge has a length of approximately one half wavelength. The feed stripline includes an input coupled to a coaxial feed cable, and a pair of outputs, orthogonal in position and phase, coupled to each of the radiators.

Abstract: An antenna adapted for wireless networks and having a variably controlled stagger antenna array architecture is disclosed. The antenna array contains a plurality of driven radiating elements that are spatially arranged having each radiating element or element groups orthogonally movable relative to a main vertical axis so as to provide a controlled variation of the antenna array's azimuth radiation pattern.

Abstract: An apparatus, system, and method are disclosed for wireless communications. A planar antenna element is disposed on a surface of a substrate. The planar antenna element comprises an electrically conductive material. The substrate comprises a dielectric material. The planar antenna element may be arranged in a planar antenna array as a feed for a reflector antenna or as an aperture array. The planar antenna element may comprise a slot patch antenna element with a slot in the electrically conductive material of the planar antenna element circumscribing the planar antenna element. The slot exposes the dielectric material of the substrate. A ground plane may be disposed on the surface of the substrate. The ground plane comprises an electrically conductive material. The slot may be disposed between the ground plane and the patch antenna element. The substrate may include electronic components for beam steering, upconversion, downconversion, amplification, or other functions.

Abstract: A radio communications device includes a base unit having an enclosure and a radio system inside the enclosure. The device also includes an antenna unit detachably connected to the enclosure of the base unit. The antenna unit includes one or more antennas, each having an electrical radio frequency (RF) connection to the radio system via a non-conductive coupling through the enclosure.