Abstract: Antenna placement techniques are described. In one or more embodiments, a computing device includes an antenna suite having multiple different kinds of antennas. An antenna zone for the antenna suite may be established along a particular edge of the computing device. Non-interfering materials (e.g., RF transparent material) may be used within the antenna zone and other materials (e.g., metal) may be employed for other regions of the device. The multiple different kinds of antennas in the antenna suite may then be disposed within the established antenna zone. The antennas may be placed to minimize interference between antennas and/or achieve performance objective for the suite of antennas. In one approach, a suite of five antennas may be placed along a top edge of a computing device in a landscape orientation.

Abstract: An apparatus for multiple antennas having a low coupling coefficient in a wide frequency bandwidth in a wireless communication system is provided. To obtain the low coupling coefficient in the wide frequency bandwidth by minimizing interference between antennas which are close to each other, without an additional device, in the wireless communication system, the apparatus includes a transceiver and a line for decreasing a coupling coefficient. The transmitter includes a first antenna and a second antenna for transmitting and receiving signals over a radio channel and the line is indirectly connected the first antenna and the second antenna using a physically disconnected line.

Abstract: A dynamically-reconfigurable feed network antenna having a microstrip patchwork radiating surface wherein individual radiating patches and elements of a stripline feed structure can be connected to and disconnected from each other via photoconductive interconnections. Commands from software alternately turn light from light emitting sources on or off, the light or lack thereof being channeled from an underside layer of the antenna so as to enable or disable the photoconductive interconnections. The resultant connection or disconnection of the radiating patches to each other and to the stripline feed structure will vary the antenna's frequency, bandwidth, and beam pointing.

Abstract: A multifunctional vehicle antenna assembly that includes a primary multiple input and multiple output (MIMO) antenna component; a secondary MIMO antenna component; and a global navigation satellite system (GNSS) antenna component, wherein the GNSS antenna component is located between the primary MIMO antenna component and the secondary MIMO antenna component and is located nearer to the secondary MIMO antenna component.

Abstract: A reconfigurable antenna is disclosed that includes a ground plane, an electrically-conductive microstrip patch element, and a plurality of switches. The patch element is spaced-apart from the ground plane with a dielectric medium between the patch element and the ground plane. The switches are coupled between the ground plane and the patch element. The switches are openable and closable, for example, in response to a control signal from an external television device to configure the state of the reconfigurable antenna. Additional reconfigurable antenna elements are disclosed. Antenna arrays including reconfigurable antenna elements, switchable fixed elements, or a combination thereof are also disclosed.

Abstract: An antenna system comprises a plurality of conductors, a combiner, and a plurality of loads. The combiner has an output port. The plurality of loads connects the plurality of conductors to each other in line. The plurality of loads has an impedance equal to a desired impedance for the output port. The combiner combines power received by the plurality of loads at the output port of the combiner.

Abstract: A radiation pattern insulator and an antennae system thereof are proposed. The radiation pattern insulator includes a dielectric substrate and a plurality of radiation pattern insulation elements. The dielectric substrate allocated between a plurality of antennae includes a top surface and a bottom surface, and a normal direction of the dielectric substrate is substantially perpendicular to propagation directions of electromagnetic waves radiated from the antennae. In addition, the radiation pattern insulation elements are allocated on the top surface or the bottom surface of the dielectric substrate, or alternatively, all allocated on the top surface and the bottom surface.

Abstract: Wireless electronic devices may include a backplate and first and second curved antennas spaced apart from each other along an end portion of the backplate. Each of the first and second curved antennas may include a radiating element and a parasitic element electrically coupled to the radiating element. Related systems are also described.

Abstract: Embodiments of a phased array antenna having a plurality of unit cells, each unit cell utilizing an improved electromagnetic band gap (EBG) structure and a lossy material in connection with the EBG element are disclosed. The lossy material reduces the undesired coupling between the antenna radiator and the EBG, thus providing enhanced scanning performance in the phased array aperture.

Abstract: A compact packaged antenna system includes a patch antenna with a maximally sized radiating element that is spaced from an antenna ground plane by a gap with a depth selected to provide a desired volume. A second antenna, which is strategically placed above and substantially centered over a central, or low potential, region of the radiating element of the patch antenna may also be included in the packaged antenna system.

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 present disclosure provides a dual band antenna. In one embodiment, the dual band antenna includes providing a trapezoidal monopole portion, wherein the trapezoidal monopole portion for operating in a low frequency range, a spiral portion coupled to the trapezoidal monopole portion, wherein the spiral portion for operating at a high frequency range, wherein the trapezoidal monopole portion and the spiral portion operate in multiple bands of a mobile communications network and a coaxial connection coupled to the trapezoidal monopole portion for communicatively coupling to a router.

Abstract: The disclosure describes a compact coil antenna that can operate even if the coil antenna is arranged closely to its conductor plate, and that has a high degree of coupling with a target antenna. A lower coil conductor part and an upper coil conductor part each have a substantially rectangular and spiral form, and the inner end of the lower coil conductor part connects to the inner end of the upper coil conductor part to be connected in series to the inner end of the upper coil conductor part. In the lower coil conductor part and the upper coil conductor part, the arrangement interval in parallel-to-axis parts including segments that are parallel to the direction of the axis of a magnetic-material core is shorter than the arrangement interval of segments in orthogonal-to-axis parts that are orthogonal to the axis of the magnetic-material core.

Abstract: A portable unit with an endfire antenna and operating at 60 GHz makes an optimum communication channel with an endfire antenna in an array of antennas distributed over the area of a ceiling. The portable unit is pointed towards the ceiling and the system controlling the ceiling units selects and adjusts the positioning of an endfire antenna mounted on a 3-D adjustable rotatable unit. Several transceivers can be mounted together, offset from one another, to provide a wide coverage in both azimuth direction and elevation direction. These units can be rigidly mounted as an array in a ceiling apparatus. The system controlling the ceiling array selects one of the transceivers in one of the units to make the optimum communication channel to the portable unit. The system includes the integration of power management features by switching between Wi-Fi in favor of the 60 GHz channel.

Abstract: A mobile communication base station antenna has a first array antenna and a second array antenna. Antenna elements of the first and second array antennas are classified into the first, second and third groups G1, G2 and G3. A first feeding port is connected to the antenna elements in the odd number groups (the first group G1 and the third group G3) of the first array antenna and the antenna elements in the even number group of the second array antenna. On the other hand, a second feeding port is connected to the antenna elements in the even number group (the second group G2) of the first array antenna and the antenna elements in the odd number groups (the first group G1 and the third group G3) of the second array antenna.

Abstract: A phased-array smart antenna for transmitting an electronic wave signal having a wavelength includes a first antenna, a second antenna, and a third antenna. The first antenna, the second antenna, and the third antenna form a triangle and are respectively located at three vertices of the triangle. The first antenna, the second antenna, and the third antenna are activated at the same time for transmitting the electronic wave signal.

Abstract: A probe system includes a probe and a transmission/reception element. The probe and the transmission/reception element are configured such that information is transmittable between them in wireless fashion via a radio signal. The transmission/reception element or the probe has two antennas, set apart from each other, for receiving the radio signal, so that the information received by the two antennas via the radio signal is able to be processed concurrently.

Abstract: An antenna array connectivity circuit of a millimeter-wave RF module comprises a multilayer substrate having a rectangular layout; a plurality of triangular antenna edge blocks having a triangular layout arranged in the multilayer substrate such that a base of each triangular antenna edge block of the plurality of triangular antenna edge blocks is parallel to an edge of the multilayer substrate and a vertex of each triangular antenna edge block points to a center of the multilayer substrate; a plurality of antenna interfaces arranged in the multilayer substrate such that each antenna interface of the plurality of antenna interfaces lays parallel to a base of a respective triangular antenna edge block and in a perimeter of one edge of the rectangular layout; and a signal distribution network lays in the center of the multilayer substrate such that a separation is created between two groups of triangular antenna edge blocks.

Abstract: In an exemplary embodiment, an antenna architecture comprises a single aperture having both receive elements and transmit elements, where the single aperture has the performance of a dual-aperture but in about half the size. Moreover, in the case of an array with inclined elements, there is the need to interconnect a planar substrate with an inclined substrate at an angle. An exemplary single aperture comprises a metal core having a thick pass-through slot from a first side to a second side; connecting the inclined substrate to the first side of the metal core, and connecting a second substrate to the second side of the metal core. Furthermore, an RF signal is communicated between the first substrate and the second substrate in a contactless manner through the thick pass-through slot.

Abstract: A poly interwoven spiral antenna includes a plurality of interwoven spiral antenna units, an excitation region, and a plurality of spoke excitation connections. An interwoven spiral antenna unit includes a non-inverted spiral section having a spiral shape and an inverted spiral section having an inverted spiral shape. A first end of a spoke excitation connection is coupled to a corresponding one of the interwoven spiral antenna units and a second end of the spoke excitation connection is coupled to the excitation region.

Abstract: The present invention provides, as one aspect, a microstrip array antenna including a dielectric substrate, on a back face of which a conductive grounding plate is formed, and a strip conductor formed on the dielectric substrate. The strip conductor comprises a feeding strip line which extends in an extension direction, and at least two radiation antenna elements. At least one of the antenna elements is connected with one side of the strip line, and at least one of the antenna elements is connected with the other side of the strip line. The longitudinal directions of the antenna elements are parallel to each other and are at an angle of other than 90° with respect to the extension direction. The strip line has a bending shape and fully extends in the extension direction so that the antenna elements are connected with the strip line at the same angle.

Abstract: A dual-band dielectrically loaded multifilar antenna has a first group of helical conductive antenna elements extending from feed connection nodes to an annular linking conductor 20U, and a second group of conductive helical antenna elements extending from the feed coupling nodes in the direction of the linking conductor to substantially open-circuit ends spaced from the linking conductor. The helical elements of the first group are half-turn elements having an electrical length of approximately one half wavelength at a first operating frequency of the antenna. The helical elements of the second group are approximately quarter-turn helical elements having an electrical length in the region of one quarter wavelength and a second operating frequency of the antenna. Each group of elements is associated with a respective mode of resonance for circularly polarized radiation.

Abstract: The present invention refers to a triple-band antenna array for cellular base stations operating at a first frequency band and at a second frequency band within a first frequency range, and also at a third frequency band within a second frequency range. Said triple-band antenna array comprises a first set of radiating elements operating at the first frequency band, a second set of radiating elements operating at the second frequency band, a third set of radiating elements operating at both the third and the first frequency bands, and a fourth set of radiating elements operating at both the third and the second frequency bands. The radiating elements are arranged in such a way that at least some of the radiating elements of the first set are interlaced with at least some of the radiating elements of the third set, and at least some of the radiating elements of the second set are interlaced with at least some of the radiating elements of said fourth set.

Abstract: To provide a semiconductor device in which wireless communication is performed between devices formed over different substrates and connection defects of wirings are reduced. A first device having a first antenna is provided over a first substrate, a second device having a second antenna which can communicate with the first antenna is provided over a second substrate, and the first substrate and the second substrate are bonded to each other to manufacture a semiconductor device. The first substrate and the second substrate are bonded to each other by bonding with a bonding layer interposed therebetween, anodic bonding, or surface activated bonding.

Abstract: A communication device including a supporting plate and an antenna system is provided. The supporting plate includes a conductive plate and a non-conductive plate. The conductive plate has a first edge and a second edge. The antenna system includes at least two antennas, which are both disposed at the first edge of the conductive plate and operate in at least a first band. A distance between the first edge and the second edge of the conductive plate is about 0.25 wavelength of the lowest frequency in the first band, and the distance is smaller than a length of the first edge.

Abstract: A propagating mode transition system provides a transition from a free-space-propagating electromagnetic energy field, which is partitioned by an array of elongate elements, to a transverse electromagnetic-mode propagating energy field in a transmission line. Electrically-conductive pads are disposed on a substrate with the pads being arranged in spaced-apart fashion. Each pad is substantially covered by and electrically coupled to one of the elongate elements at a base thereof such that portions of each pad not covered by the base are exposed. Each of a plurality of transmission line baluns extends through the substrate with one end thereof disposed between the exposed portions of two adjacent pads. Each balun includes two identical-width electrical conductors with each conductor being electrically coupled to one of the exposed portions.

Abstract: The present invention is directed to an antenna assembly. The antenna assembly may include multiple sets of radiators (ex.—antenna elements) with each set of radiators being fed by its own RF feed network. The multiple sets of radiators may be arranged in a stackable configuration for providing a low profile antenna assembly which concurrently supports multiple frequency bands (exs.—L band, C band, Ku band).

Abstract: A dynamically-reconfigurable antenna having a microstrip patchwork radiating surface wherein individual radiating patches can be connected to and disconnected from each other via photoconductive interconnections between the radiating patches. Commands from software alternately turn light from light emitting sources on or off, the light or lack thereof being channeled from an underside layer of the antenna so as to enable or disable the photoconductive interconnections. The resultant connection or disconnection of the radiating patches will vary the antenna's frequency, bandwidth, and beam pointing.

Abstract: 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.

Abstract: An integrated MIMO antenna system is described wherein multiple antennas are fabricated on a single substrate. Antenna spacing and alignment is enhanced and controlled to a finer degree than with conventional discrete antenna fabrication techniques. Rotation of one or multiple antennas in relation to the other antennas in the system can be performed to within the accuracy of current photo-etching techniques. Metalized traces can be designed and etched on the single substrate and positioned between antenna elements to enhance inter-element isolation. The integrated MIMO antenna system can be fabricated on flexible printed circuit (FPC) material, or can be fabricated on rigid metallized substrate such as common FR4 materials. Portions of one or multiple antenna elements can be photo-etched on opposite sides of the substrate to provide an additional degree of freedom in terms of antenna placement, spacing, and rotation angle.

Abstract: A multi-input and multi-output antenna device is disclosed. The MIMO antenna device comprises two antennas symmetrically disposed on a substrate. Each antenna comprises a T-shaped feeding unit, a radiation unit and a ground unit. The T-shaped feeding unit and the radiation unit are disposed on a first surface of the substrate. The T-shaped feeding unit forms a strip portion and a top portion. The radiation unit has first and second ends. The radiation unit extends from the first end to the second end to form a rectangular region and a spacing. The first end extends parallel to the top portion. The ground unit is disposed along two sides of the strip portion and electrically coupled to the second end. The two strip portions of the two T-shaped feeding units are parallel to and aligned with each other. The two ground units are electrically connected to each other.

Abstract: An antenna apparatus for an electronic device is provided. The antenna apparatus includes a broadcasting antenna apparatus for receiving broadcasting, and a communicating antenna radiator arranged near the broadcasting antenna apparatus and fed simultaneously from a feed part of the broadcasting antenna apparatus. The communicating antenna radiator is able to maintain the same performance irrespective of an operation of the broadcasting antenna apparatus, thereby improving a reliability and usability of the device and making a contribution to the minimizing of a size of the device.

Abstract: An antenna apparatus is configured to include first, second, third and fourth antennas. The first and fourth antennas are provided to be symmetrical with respect to a predetermined symmetry line on the grounding conductor, and the second and third antennas are arranged to be symmetrical with respect to the symmetry line so that the second and third feeding points are separated apart by a predetermined distance. A first antenna element of the first antenna and a fourth antenna element of the fourth antenna are formed to be substantially parallel to a Y-axis direction, and a second antenna element of the second antenna and a third antenna element of the third antenna are formed to be substantially parallel to an X-axis direction.

Abstract: Methods and apparatus for using multiple antennas having different polarizations are described. Polarized antennas are advantageously deployed in a cellular network. Some of the sectors utilize an antenna with a first direction polarization, while other sectors use an antenna with a second direction polarization, for a given carrier. Various embodiments are directed to methods and apparatus related to base station deployment which set up and/or operate base stations in accordance with an advantageous reuse pattern from the perspective of inter-cell and/or inter-sector interference. In some embodiments a plurality of carriers are used in addition to a plurality of different polarization direction antennas. In some such embodiments, a base station is configured so that for a given sector different carriers are associated with different direction polarization antennas. Some embodiments are directed to multi-sector base station implementations.

Abstract: The invention provides an antenna arrangement for a wireless communication system arranged to have at least one transmit mode and at least one receive mode, the arrangement comprising at least three directional antennas in an antenna configuration. Each directional antenna is arranged to have an azimuthal radiation pattern shaped as a beam, each beam covering an angular sector, such that a combined radiation pattern of all beams in a first transmit mode is arranged to provide a full 360° omnidirectional coverage. By combining localization and polarization of the directional antennas an omnidirectional radiation pattern substantially without null-depths in the azimuthal plane can be created when the radiation pattern of the directional antennas are combined.

Abstract: A MIMO/diversity antenna for improving isolation of a frequency band includes: a ground surface formed on a printed circuit board; planar inverted F antennas having the ground surface therebetween and disposed on the printed circuit board having no ground surface formed, each F antenna having an antenna pattern that includes a radiation unit, a power supply unit, and a ground unit; power supply pads and ground pads formed on the printed circuit board having no ground surface formed corresponding to the power supply unit and the ground unit of the antenna pattern in the planar inverted F antennas; and connection patterns connecting the ground surface with each ground pad to electrically connect the ground surface to each ground unit of the antenna pattern in the planar inverted F antennas. At least one of the connection patterns is formed with a strip line of a meandering shape.

Abstract: A multi-band antenna component is provided. The multi-band antenna component comprises a carrier, a first antenna array, and a second antenna array. The carrier is composed of a ceramic material characterized by a permittivity of at least about 6, said carrier having a first region and a second region distinct from the first region. The first antenna array is disposed on the first region and comprises one or more antennas selected from the group consisting of a first antenna adapted for about 2.4 GHz wireless communication, a second antenna adapted for about 5 GHz wireless communication, and a third antenna adapted for wireless communication for a global positioning system. The second antenna array is disposed on the second region and comprises at least one of a fourth antenna adapted for about 850 MHz wireless communication or a fifth antenna adapted for about 1800/1900 MHz wireless communication.

Abstract: A method for determining the seam location for each layer of a multilayer radome for use with an array antenna includes the steps of quantizing the radome thickness, and forming an image of the quantized thickness vs. line array position. Seam locations are assigned for an original population, and a genetic algorithm is iterated to optimize a cost function. The cost function is the level of all sidelobes other than the main lobe. The result of the genetic algorithm is an optimized set of seam locations. The radome is built with the seam locations corresponding to the optimized locations.

Abstract: An array arrangement can be provided, that, for example, can include a plurality of triangular antenna arrangements, which can be configured to transmit or receive a magnetic resonance signal(s). A processing arrangement can be configured to generate information associated with a magnetic resonance image based on the magnetic resonance signal(s). A shield arrangement can be configured to shield the triangular antenna arrangements.

Abstract: The present invention relates to radar and antenna technique, and more particularly, to a radar apparatus and an antenna apparatus having antenna configuration of arranging a plurality of array antennas capable of concentrating antenna gain on a direction for sensing.

Abstract: A restaurant system may include multiple booths in at least part of a restaurant and a central computer in communication with each booth. Each booth may include a table having a table display, seating stations arranged around the table, the table being large enough to accommodate dining at each seating station, a wall having a wall display therein, the wall display positioned to be viewable from all seating stations, the wall display configured to display a common image, the table display configured to control the wall display, a booth computer in communication with the table display, the wall display, and the central computer, and an access point configured to allow access to restaurant workers and entry/exit to the booth.

Abstract: A THz antenna array has a plurality of THz antennae, a THz antenna having a photoconductive region and a first electrode and a second electrode which are arranged interspaced from each other via a spacer region that extends laterally across at least a part of the photoconductive region. In order to simplify the structure and facilitate its production, a lateral region between adjacent THz antennae of the array is not photoconductive. It is especially free from photoconductive material.

Abstract: An antenna array containing two or more radiating elements, with nearest neighbor radiating elements connected together with a non-Foster circuit at terminals of the radiating elements such that mutual reactance of the elements is reduced over a wider bandwidth than which would be obtained if the non-Foster circuits were omitted.

Abstract: An RF receiver section includes an adjustable antenna assembly, a low noise amplifier module, and a down conversion module. The adjustable antenna assembly is configured to provide a first receive antenna structure and a second receive antenna structure. The first and second receive antenna structures receive an inbound wide bandwidth RF signal that includes an interferer RF signal component and a desired inbound RF signal component. The effective polarization of at least one of the first and second receive antenna structures is adjusted to reduce signal strength of the interferer RF signal component.

Abstract: An antenna includes an active antenna layer, a ground layer, and a dielectric layer sandwiched between the active antenna and the ground layers. The antenna is bendable to conform to a contour of a surface on which the antenna is positioned.

Abstract: A multiple antenna apparatus includes a substrate, a first antenna structure, and a second antenna structure. The first antenna structure includes a first metal trace that has a first pattern confined in a first geometric shape and has a near-zero electric field plane. The second antenna structure includes a second metal trace that has a first pattern confined to a second geometric shape. The second antenna structure is positioned on the substrate in substantial alignment with the near-zero electric field plane of the first antenna structure.

Abstract: A leaky-wave antenna includes a sheet arrangement having first, second and third metalized sheets that are arranged on top of and in parallel with one another and are separated by two di-electric layers, the first metalized sheet having a first two-dimensionally periodic metalization structure, the second metalized sheet having a second two-dimensionally periodic metalization structure, and the third metalized sheet having a continuous metalization area, and an excitation structure above the first metalized sheet for exciting a leaky-wave mode in the sheet arrangement at a working frequency f0 of the leaky-wave antenna, wherein the sheet arrangement exhibits a shape of a regular n-gon with N?8 (N ? Z) or a circular shape as the edge boundary.

Abstract: Communication to or from a nanodevice is provided with a nanostructure-based antenna, preferably formed from, but not limited to, a single wall nanotube (SWNT). Other nanostructure-based antennas include double walled nanotubes, semiconducting nanowires, metal nanowires and the like. The use of a nanostructure-based antenna eliminates the need to provide a physical communicative connection to the nanodevice, while at the same time allowing communication between the nanodevice and other nanodevices or outside systems, i.e., systems larger than nanoscale such as those formed from semiconductor fabrication processes such as CMOS, GaAs, bipolar processes and the like.

Abstract: A radiator element for RF transmission and reception over a wide band of frequencies. The radiator element is formed of conductive material on a substrate surface of conductive material in the form of a pair of horns extending in opposite directions to distal tips defining the widest distance of a mouth of a cavity. The mouth reduces in cross section at different slope angles on opposite sides to a narrowest point in between said pair of horns. The resulting radiator element will radiate and receive frequencies. The distance of the widest point and narrowest point are sized to receive and enhance a mid range of said frequencies.

Abstract: An article (100) has a device (122), and a radio frequency identification (RFID) module (102) coupled to the device. The RFID module is programmed to receive (210) provisioning instructions from a wireless source (142), and transfer (212) to the device the provisioning instructions when said device is enabled.