2311results about "Antenna details" patented technology

A wearable system can include an electronic device configured to measure one or more physiological parameters of a patient and a wearable device configured to operably position the electronic device. The electronic device can have at least one light emitter and at least one light detector and be configured to measure at least a pulse oximetry measurement. The wearable device can have a main body with a cavity configured to position the electronic device, a securement portion connected to the main body and configured to secure the main body to the patient, and storage component configured to store patient identification data associated with the patient. When the electronic device and the wearable device are secured to one another, the patient identification data can be transferred from the wearable device to the electronic device.

A system configured to facilitate monitoring a patient when the patient transitions between environments. The system can have an in-room display terminal configured to display indicia of a health of the patient for electronically monitoring the health of the patient within a healthcare environment. The system can receive, via the in-room display terminal, a request to initiate monitoring the patient with the in-room display terminal at the healthcare environment; access historical physiological data associated with the patient and generated by a home monitoring device before the patient enters the healthcare environment; access real-time physiological data associated with the patient and originating from a physiological monitoring device coupled to the patient within the healthcare environment; generate one or more physiological parameters from the real-time physiological data and the historical physiological data; and cause the in-room display terminal to display indicia of the one or more physiological parameters.

Radiating elements comprise a first dipole radiator that includes a first dipole arm and a second dipole arm, a second dipole radiator that includes a third dipole arm and a fourth dipole arm and first through fourth electromagnetic bandgap structures that are coupled to distal end portions of the respective first through fourth dipole arms.

An ultra wide band (UWB) antenna formed from a single piece of material includes: a planar portion arranged above a ground plane; an aperture through the planar portion; a ground connecting portion formed from cutting of the aperture and configured to electrically connect the UWB antenna to the ground plane; and a tapered portion configured to be electrically connected to a feed, the tapered portion extending around at least 40 percent of a periphery of the planar portion and extending from the planar portion toward the ground plane, where a height of the tapered portion decreases around the periphery of the planar portion moving away from the feed, and where a lower edge of the tapered portion is spaced from the ground plane by a gap.

Backplane architectures for metasurface antennas and methods for driving amplifiers with the same are disclosed. In some embodiments, the metasurface antenna includes: a plurality of radio-frequency radiating antenna elements; a plurality of tuning elements coupled to the plurality of radio-frequency radiating antenna elements, wherein each tuning element of the plurality of tuning elements is associated with one antenna element of the plurality of antenna elements; a plurality of amplifiers coupled to the plurality of radio-frequency radiating antenna elements, wherein each amplifier of the plurality of amplifiers is associated with one antenna element of the plurality of antenna elements; and drive circuitry coupled to the plurality of antenna elements, the plurality of amplifiers and the plurality of tuning elements, configured to drive individually each of the plurality of antenna elements and the plurality of amplifiers.

UE positioning is added by use of a reconfigurable reflecting surface (e.g., IRS). The IRS is configured to adjust elements of the surface. The configuration may include signal switching on or off, signal phase, group delay, or signal amplitude. Positioning reference signal transmissions are performed that have line of sight to the UE and that reflect off the IRS. The UE takes measurements for the transmissions and can determine measurement(s) of angle of arrival or time of arrival or reference signal received power, and / or determine a channel estimation. Multiple methods are proposed to provide UE positioning.

A horizontally polarized omnidirectional multi-band antenna structure includes a substrate and two structurally-symmetric radiators, each being provided on a layout area on one of the two opposite sides of the substrate, and including a X-shaped primary microstrip line, four secondary microstrip lines, four primary stubs, four secondary stubs and four resonators. The primary microstrip line has four end points arranged with the secondary microstrip lines along different extending directions. The primary stubs extend along different directions from four sections of the primary microstrip line. Each secondary microstrip line is provided with one of the secondary stubs. Resonators are provided between four end points of the primary microstrip line and the primary stubs. The antenna structure supports WiFi 6E / WiFi 7 frequency bands including the 2 GHz, 5 GHz and 6 GHz bands, has characteristics of horizontal polarization and omnidirectionality, and effectively satisfies the needs for miniaturized multi-band and wide band antennas.

A system includes a distributed ledger storing one or more smart contracts; one or more 5G small cells, each having one or more antennas mounted on a housing, each small cell sending packets of data trackable with the distributed ledger; and a processor to control a directionality of the antennas in communication with a predetermined target using 5G protocols.

An electronic device may be provided with wireless circuitry and a housing having peripheral conductive housing structures. The wireless circuitry may include first and second antennas. The first antenna may have a resonating element arm formed from a first segment of the peripheral conductive housing structures. The second antenna may have a resonating element arm formed from a second segment of the peripheral conductive housing structures separated from the first segment by a gap. Switchable short paths may be coupled between the second segment and ground on opposing sides of an antenna feed for the second antenna and / or may be coupled between the first and second segments and ground on opposing sides of the gap. Additionally or alternatively, a switch may be coupled between the first and second segments across the gap and a tuning component may couple the second segment to the ground structures.

A radar based, fill level measuring device for determining fill levels in containers, wherein the fill level measuring device can be applied for a large number of different applications, includes a signal production unit designed to produce a first transmitted radar signals within a first frequency band and supplementally a second transmitted radar signal within a second frequency band that does not overlap with the first frequency band and is clearly separated therefrom. The evaluation unit of the fill level measuring device can determine a first fill level value based on the first received signal. Based on the second received signal potentially another fill level value can be determined. In this way, the fill level measuring device can be adapted as regards frequency band to the particular application. The ascertained fill level can be checked for plausibility by comparing the fill level values ascertained in different frequency bands.

Example embodiments relate to corrugated radomes for protecting and concealing components of radar units. An example radar system may include a radar unit that includes at least one antenna having a radiation pattern. The radar unit is configured to transmit a radar signal based on the radiation pattern and receive radar signals. In addition, the radar system further includes a radome located in a direction of transmission of the radiation pattern. Particularly, the radome includes a stepped surface having at least one step that includes a height equal to one-quarter of a wavelength at a frequency of operation of the radar unit. The least one step is positioned on the radome such that the at least one step causes deconstructive interference of reflections of the transmitted radar signal caused by the radome.

The embodiment of the invention provides a phase shifter and a base station antenna. The phase shifter comprises a fixed frame, a phase shifting strip line and a sliding medium. The fixed frame comprises a guide rail. The phase shift strip line is fixed on the guide rail. The sliding medium is in sliding connection with the guide rail and is separated from the phase-shifting strip line through the guide rail. The guide rail can guide the movement of the sliding medium relative to the phase-shifting strip line, thereby facilitating the improvement of the smoothness of the movement of the sliding medium relative to the phase-shifting strip line. As the sliding medium is separated from the phase-shifting strip line through the guide rail, and the sliding medium is not contacted with the phase-shifting strip line, friction between the sliding medium and the phase-shifting strip line is avoided in the process that the sliding medium moves relative to the phase-shifting strip line, the resistance of the sliding medium in the process of moving relative to the phase-shifting strip line is reduced, and the service life of the phase-shifting strip line is prolonged. The smoothness of the sliding medium relative to the phase-shifting strip line movement is further improved, the pulling force for driving the sliding medium relative to the phase-shifting strip line movement is reduced, and the requirement for a driving piece for driving the sliding medium relative to the phase-shifting strip line movement is lowered.

A lighting device (2), in particular for a motor vehicle, is provided, comprising: at least one first segment (100) for the visible display of at least one first ornament (104), and at least one second segment (200a-b) for the visible display of a plurality of second ornaments (204#1-n).

Embodiments generally relate to small satellites. Example small satellites may include a satellite body having a rectangular tile shape, with a substantially flat front side having a length and width and being separated from a substantially parallel back side by a depth, wherein the depth is equal to or less than a third of the length and the width. A patch antenna array may be positioned on the front side and / or a large patch antenna may be positioned centrally on the front side. A solar panel may be positioned on or coupled to the back side.

Devices and systems for increasing the gain and / or offering multiple antenna frequencies while conserving space on the antenna are provided. According to various aspects of the technology, panels with antenna elements are stacked to create a MIMO antenna array with more antenna elements while conserving space. In some aspects, the antenna elements are the same size and produce the same frequency while their physical configuration increases the gain of the antenna. In alternative aspects, the antenna elements are different sizes and produces different frequencies such that the antenna offers a greater variety or bandwidth of frequencies while conserving physical space on the antenna (i.e., maximizing a total quantity of antenna elements associated with the antenna). Using an antenna system and device with an increased quantity of antenna elements increases one or more of the system capacity, data rates, reliability, gain, coverage range, and the like.

The technology described herein is directed towards a transceiver with beam scanning capability based on leaky wave antenna technology and substrate integrated waveguide technology, along with a metallic covering that determines which direction the antenna radiates signals. The leaky wave antenna can include different respective groups of slot pairs having different respective periodicities, corresponding to different respective beam steering directions. One or more metallic covers can be used to cover some of the slot pair sections, such that the sections under cover behave like a conventional substrate integrated waveguide and the exposed section(s) behave like conventional leaky wave antennas. The metallic covers can be moved as desired, such as attached via magnets. The transceiver can thus steer signals to a wearable or portable device that includes a passive metasurface while mitigating null regions. The slot pairs can be asymmetrical reflection-canceling slot pairs, to achieve broadside radiation while avoiding band-stop effects.

An antenna apparatus includes a multi-layer printed circuit board, an antenna, and a floating patch group. The multi-layer printed circuit board includes a first metal layer, a first dielectric layer, a second metal layer, a second dielectric layer, and a third metal layer. The antenna is formed from at least one of the first metal layer, the second metal layer, and the third metal layer. The floating patch group is located in the multi-layer printed circuit board and includes a plurality of floating patches. The floating patch has a width. There is a gap between the floating patch and an adjacent floating patch. The floating patches have the same or similar width and the same or similar gap. The floating patch group is arranged in a metal layer where the antenna is located. There is a spacing between the floating patch group and the antenna.

An antenna apparatus includes a board, an integrated circuit chip including a transmitting antenna and a receiving antenna and mounted on the board, a waveguide having a first aperture provided on the board side and surrounding the transmitting antenna and the receiving antenna in aperture view, a second aperture provided on a rear side with respect to the first aperture in a radiation direction of the transmitting antenna, and a first inner wall surface connecting the first aperture and the second aperture, a radio wave lens fixed to the second aperture, and a first radio wave absorber disposed on the first aperture side in a space surrounded by the first inner wall surface. At least part of the first radio wave absorber is located inside a first path of a first direct wave, and the first radio wave absorber is located outside a second path of a second direct wave.

Provided herein are reconfigurable intelligent surfaces (RIS) including a surface, a source tile positioned on or proximate a first side of the surface and including a source power layer including a power amplifier and a transmitter coil configured to generate an electromagnetic field and a radio frequency (RF) layer configured to receive power from the source electromagnetic field, and a patch antenna grid for reflecting a RF signal, and a plurality of extender tiles positioned on or proximate the first side of the surface, the extender tiles each including an extender power layer including a passive transceiver coil for receiving the source electromagnetic field and relaying the source electromagnetic field as an extender electromagnetic field and an extender RF layer configured to receive power from the extender electromagnetic field, and an extender patch antenna grid for reflecting at least one of the RF signal or a second RF signal.

The invention relates to a calibration device (5) for calibrating radar-based level measuring devices (1) or their high-frequency module. For this purpose, the device (5) is based on a base body (51). A waveguide (52) runs within a planar plane (A) in this base body. The waveguide (52) is characterized by an input region (521), a coupling region for radar signals (S). HF , R HF ) reflective end region (522), and calibration section running between it (d kal ) out. According to the invention, the waveguide (52) or the calibration section (d) is kal ) are formed in a spirally nested configuration. This results in a spirally nested structure in relation to the length of the calibration section (d). kal ) or of the waveguide (52) achieves a very compact design, so that the calibration device (5) can also be used for recalibrations at the place of use of the level measuring device (1).

A vehicular sensing system includes a radar sensor including a radar module having a plurality of transmitters and a plurality of receivers. The radar module includes a plurality of facets, with each facet arranged at an obtuse angle relative to an adjacent facet and having a respective transmitter and a respective receiver disposed thereat. The respective transmitter and the respective receiver of each facet have a respective field of sensing and a respective principal sensing axis that is perpendicular to the respective facet. The vehicular sensing system, responsive to processing by the data processor of sensor data captured by the radar sensor, determines presence of a target object within a field of sensing of the radar sensor. Responsive to determining presence of the object, the vehicular sensing system controls a system of the vehicle based on the determined presence of the object.

Methods and systems for optimizing antenna tilt in a cell site of a radio access network (RAN), the system includes: a memory storing instructions; and a processor configured to execute the instructions to: obtain input data for a source cell and for neighboring cells thereof at a plurality of predetermined geolocations; determine an overlap percentage from the input data obtained at the plurality of predetermined geolocations; determine, for the source cell, at least one TA percentage for at least one distance range from a center of the source cell; determine, based on the determined overlap percentage and the determined at least one TA percentage, that the source cell is outside a predetermined cell coverage area; and recommend, based on the determining that the source cell is outside the predetermined cell coverage area, adjustment of the antenna tilt for the source cell to meet the predetermined cell coverage area.

A rapid-deployment satellite communications (satcom) terminal apparatus includes a base capable of rotation relative to a platform (e.g., a mobile platform or trailer to which the apparatus may be mounted or from which it may be detached), and a passive planar array panel comprising an array of antenna elements or apertures, the passive planar array panel pivotably and slidably attached to the base. The passive planar array panel includes a feed arm and feed antenna, the arm articulable relative to the panel and the antenna articulable relative to the arm. The feed antenna transmits and / or receives EM energy focused by the antenna elements in a beam direction adjustable by an array controller to a desired azimuth and elevation via electromechanical adjustment of, respectively, the rotational orientation of the base and the slant angle of the passive planar array panel relative to the platform.

A mobile tower system includes a steel shipping container. A tower structure is moveable between a substantially horizontal travel position and a substantially vertical operational position. A connection member is fixed to a lower portion of the tower structure and moveably coupled to a channel disposed in a horizontal member removeably attached to a vertical frame attached to a back wall of the steel shipping container. When the tower structure is displaced from the substantially horizontal travel position to the substantially vertical operational position, the connection member and the tower structure are linearly displaced together along the channel toward the back wall and the tower structure is pivotably displaced about the connection member, such that the upper portion of the tower structure is displaced through an opening disposed in a roof of the steel shipping container proximate a back wall of the steel shipping container.

A multi-static synthetic aperture radar using beamformed illumination beams and multiple collection satellites is described. An illumination satellite may be in first orbit and multiple collection satellites may be in a second orbit. The illumination satellite may transmit beam signals (e.g., communication signals carrying modulated data to user terminals) from an antenna array to different beam coverage areas according to a beamforming matrix. Each of the collection satellites may receive reflections of the beam signals. The reflected signals received at the collection satellites may be processed according to the beam signals and beamforming matrix used to transmit the beam signals to obtain an image of a geographical area. In some cases, the collection satellites may relay the received signals for processing via the illumination satellite.

Composite multilayered material compositions are provided which contain one or more hexagonal boron nitride (hBN)-containing layers, together with layers comprising optional polymeric binders, glass fibers, magneto-ceramic materials, and a super-hydrophobic outer coating. Methods are provided for making the composite materials and products containing them. The composite materials are useful for making radomes and other coverings for electronic components and equipment.

A display panel is provided. The display panel includes a plurality of subpixels, a plurality of antenna units, a color filter and a black matrix. The color filter includes a plurality of color filter blocks. An orthographic projection of a respective color filter block of the plurality of color filter blocks on a first base substrate at least partially overlaps with an orthographic projection of a third electrode on the first base substrate, and at least partially overlaps with an orthographic projection of a fourth electrode on the first base substrate. An orthographic projection of the black matrix on the first base substrate at least partially overlaps with an orthographic projection of a first electrode on the first base substrate, and at least partially overlaps with an orthographic projection of a second electrode on the first base substrate.

A phased antenna array in a package is provided. The phased array antenna in a package comprises an antenna array with an integrated passive beamformer network, and at least one actuation mechanism. The passive beamformer network comprises at least one phase shifter, and each of the at least one phase shifter comprises a transmission line having a slow-wave structure and a ceramic. Each of the at least one actuation mechanism comprises a magnet and an electromagnet coil, where the magnet is coupled to the ceramic. The at least one actuation mechanism configured to increase or decrease a gap between the transmission line and the ceramic.

Disclosed is a packaged semiconductor device, comprising: a semiconductor die comprising an MMIC, the MMIC having a differential output; a package substrate including a first metal layer, a second metal layer, and a third metal layer, and electrically connected to the semiconductor die through a plurality of pillars between the semiconductor die and the first metal layer, where the first metal layer and the third metal layer include a ground plane, the second metal layer between the first metal layer and the second metal layer comprises a single-ended strip line; wherein the differential output is galvanically connected to the first metal layer through a pair of struts aligned along a first axis; wherein the packaged semiconductor device comprises a balun coupler between the differential output and the single-ended stripline aligned along a second axis; wherein the balun coupler comprises an opening in the first metal layer, the opening comprising two arms extending in a first direction parallel to the second axis.