Abstract: An electronic device is provided. The electronic device includes a housing having a front surface and a rear surface, a first antenna, a second antenna, a printed circuit board, and an electromagnetic interference (EMI) shielding sheet. The first antenna may be disposed inside the housing. The second antenna may be disposed in an area surrounded by a radiator of the first antenna when viewed from above the rear surface. The printed circuit board may include a wireless communication module for operating the first antenna and the second antenna, and may be electrically connected to the first antenna and the second antenna. The first antenna may be positioned between the rear surface and the EMI shielding sheet.

Abstract: An antenna device is provided. The antenna device includes: a first dielectric layer; a second dielectric layer disposed on the first dielectric layer; a third dielectric layer disposed between the first dielectric layer and the second dielectric layer; a feed via configured to penetrate the first dielectric layer; a first feed pattern disposed between the first dielectric layer and the third dielectric layer; a second feed pattern disposed between the second dielectric layer and the third dielectric layer and configured to overlap the first feed pattern; and a patch antenna pattern disposed on the second dielectric layer and configured to overlap the first feed pattern and the second feed pattern, wherein a dielectric constant of the third dielectric layer is less than a dielectric constant of the first dielectric layer and a dielectric constant of the second dielectric layer.

Abstract: A system and method for implementing a high speed link between a mobile cache and an edge cache. For example, one embodiment of a system comprises: a mobile cache deployed on a vessel/vehicle, the mobile cache to store multimedia content to be provided to passengers on the vessel/vehicle; a first network device including a first plurality of wireless network antennas communicatively coupled to the mobile cache; an edge cache deployed at a designated location at which the vessel/vehicle is expected; a second network device including a second plurality of wireless network antennas communicatively coupled to the edge cache; wherein upon arrival at the designated location, each of the first plurality of wireless network antennas is paired with at least one of the second plurality of wireless network antennas to establish a plurality of simultaneous wireless links to exchange multimedia content between the edge cache and the mobile cache.

Abstract: Disclosed is an antenna including a radiating element, a co-planar ground plane element and a transmission line extending across at least a portion of the radiating element and the ground plane element. The transmission line includes a dielectric layer. The dielectric layer has a portion of a first major surface adjacent to the ground plane and a second major surface opposite and separated from the first surface. A shield is formed on the second major surface. At least one via extends through the dielectric layer to connect the shield to the ground plane. A feed line extends longitudinally through the dielectric layer from a feed point at a proximal end of the transmission line towards a distal end of the transmission line, the feed line being shielded along a portion of its length extending across the ground plane element by the shield with the distal end of the transmission line lying in register with the radiating element and coupling the feed line to the radiating element.

Abstract: A semiconductor device and manufacturing process are provided wherein a first semiconductor device is electrically connected to redistribution structures. An antenna structure is located on an opposite side of the first semiconductor device from the redistribution structures, and electrical connections separate from the first semiconductor device connect the antenna structure to the redistribution structures.

Abstract: A wireless earphone includes a housing and a power system disposed in a cavity formed by the housing. The power system is configured to supply power to the wireless earphone. The wireless earphone further includes a first electrical connector and a second electrical connector disposed on the housing and are respectively electrically coupled to two electrodes of the power system, and the electrodes include a positive electrode or a negative electrode. At least one of the first electrical connector or the second electrical connector is electrically coupled to one of the electrodes using an anti-interference component. The anti-interference component is configured to suppress an interference signal introduced from the first electrical connector or the second electrical connector.

Abstract: A flexible flat cable according to various embodiments of the disclosure may include a first insulation layer having a plate shape, a first conductive pattern disposed on the first insulation layer, a second conductive pattern disposed on the first insulation layer to be spaced apart from the first conductive pattern at a predetermined interval, a second insulation layer covering at least a portion of the first conductive pattern and disposed on the first insulation layer to cover the first conductive pattern, a first shield member including a first shield layer disposed on the first insulation layer and the second insulation layer to cover the first conductive pattern and the second conductive pattern, and a second shield layer disposed on the first shield layer to cover the first shield layer, and a third insulation layer surrounding the first shield layer such that at least a portion of the first shield layer of the first shield member, which is exposed between the first insulation layer and the second shi

Abstract: A flexible flat cable according to various embodiments of the disclosure may include a first insulation layer having a plate shape, a first conductive pattern disposed on the first insulation layer, a second conductive pattern disposed on the first insulation layer to be spaced apart from the first conductive pattern at a predetermined interval, a second insulation layer covering at least a portion of the first conductive pattern and disposed on the first insulation layer to cover the first conductive pattern, a first shield member including a first shield layer disposed on the first insulation layer and the second insulation layer to cover the first conductive pattern and the second conductive pattern, and a second shield layer disposed on the first shield layer to cover the first shield layer, and a third insulation layer surrounding the first shield layer such that at least a portion of the first shield layer of the first shield member, which is exposed between the first insulation layer and the second shi

Abstract: A shielded flat cable includes a plurality of ground lines disposed in a first plane, a pair of signal lines provided between the plurality of ground lines and disposed in the first plan, an insulating layer covering the plurality of ground lines and the pair of signal lines, and a shield layer covering the insulating layer. In a cross section perpendicular to a longitudinal direction, the plurality of ground lines include an adjacent ground line adjacent to one signal line of the pair of signal lines. A minimum distance between the pair of signal lines is smaller than a minimum distance between the adjacent ground line and the one signal line.

Abstract: Remote compensators for mobile devices are provided. In certain embodiments, a remote compensator includes a first balun, a cable-side circulator including an output that provides a transmit signal and an input that receives an amplified receive signal, a first phase shifter, a second phase shifter, a first antenna-side circulator, a second antenna-side circulator, a push-pull amplifier, and a receive amplifier that generates the amplified receive signal by amplifying a first receive signal from the first antenna-side circulator and a second receive signal from the second antenna-side circulator. The push-pull amplifier includes an input that receives the transmit signal, a first output connected to a first end of a winding of the first balun through the first antenna-side circulator and the first phase shifter, and a second output connected to a second end of the winding of the first balun through the second phase shifter and the second antenna-side circulator.

Abstract: A head-mounted device (HMD) has a segmented metal chassis including a plurality of physically separate radio frequency (RF) antennas corresponding to different head regions. The HMD further includes a plurality of RF transceivers, each electrically connected to a corresponding RF antenna. Each RF transceiver is configured to drive the corresponding RF antenna with a drive signal at a frequency within a resonant frequency band of the corresponding RF antenna and sense a frequency response to the drive signal. The HMD further includes a plurality of notch filter circuits, each electrically connected in series with a corresponding RF antenna. Each notch filter is configured to attenuate signals at frequencies within the resonant frequency band of the corresponding RF antenna and pass signals at frequencies outside of the resonant frequency band, such that the segmented metal chassis functions as a common ground plane.

Abstract: An optical unit with a shake correction function includes a movable body, a fixed body, a swing support mechanism structured to swingably support the movable body, a shake correction drive mechanism structured to swing the movable body, and a flexible printed circuit board extended from the movable body. The flexible printed circuit board is provided with a flat face part between the movable body and a circuit board fixing part provided in the fixed body, and a fixed part which is fixed to the circuit board fixing part. The flat face part is provided with a curved part, the fixed part is positioned in the optical axis direction by abutting with the circuit board fixing part, the circuit board fixing part comprises a fixable region capable of fixing the fixed part, and a width of the fixable region is larger than a width of the fixed part.

Abstract: A display device includes a display panel that has a curved part at least at a part of an outer edge of the display panel. The display device also includes a bent connector that is arranged along the curved part and electrically connected to the display panel.

Abstract: An antenna module, including a feed point, a ground plane, a main radiator, and a parasitic radiator, is provided. The main radiator includes a first portion, a second portion, and a third portion. The first portion and the second portion extend from the feed point and meet at an intersection after turning. The third portion has a first section and a second section. The first section of the third portion is connected to the intersection, and the second section is connected to the ground plane. The parasitic radiator is connected to the second section and extends towards the first section of the third portion and keeps a coupling gap away from the first section.

Abstract: A luminaire includes a light source positioned at a first level within a luminaire housing. The luminaire also includes a trim component positioned at a second level of the luminaire housing different from the first level. The trim component extends into a room from a ceiling surface and includes an aperture antenna that receives wireless signals and transmits wireless signals. Further, the luminaire includes a communication module that communicates wirelessly with one or more devices remote from the luminaire by controlling excitation of the aperture antenna.

Abstract: A conditioning integrated circuit (CDIC) chip can be used to aggregate signals to/from a number of beam forming integrated circuit (BFIC) chips, and signals to/from a number of CDIC chips can be aggregated by an interface integrated circuit (IFIC) chip. The CDIC chip includes temperature compensation circuitry to adjust the gain of the transmit and receive signals as a function of temperature based on inputs from a temperature sensor. The CDIC may include a plurality of beam forming channels each having a transmit circuit and a receive circuit, a common port coupled to the beam forming channels for selectively providing a common transmit signal to the beam forming channels and receiving a common receive signal from the beam forming channels, and a temperature compensation circuit configured to provide variable attenuation to the common transmit signal and the common receive signal based on a temperature sense signal.

Abstract: Disclosed techniques for improving computational efficiency can be applied to synthesis and analysis in digital signal processing. A base discrete-time Orthogonal Frequency Division Multiplexing (OFDM) signal is generated by performing at least one linear transform, including an inverse discrete Fourier transform (IDFT), on a first matrix of data symbols. A sparse data matrix is provided as an update to the first matrix of data symbols. The at least one linear transform is performed on the sparse data matrix to generate an update discrete-time OFDM signal. The update discrete-time OFDM signal and the base discrete-time OFDM signal are summed to produce an updated discrete-time OFDM signal.

Abstract: Disclosed is an antenna including a radiating element, a co-planar ground plane element and a transmission line extending across at least a portion of the radiating element and the ground plane element. The transmission line includes a dielectric layer. The dielectric layer has a portion of a first major surface adjacent to the ground plane and a second major surface opposite and separated from the first surface. A shield is formed on the second major surface. At least one via extends through the dielectric layer to connect the shield to the ground plane. A feed line extends longitudinally through the dielectric layer from a feed point at a proximal end of the transmission line towards a distal end of the transmission line, the feed line being shielded along a portion of its length extending across the ground plane element by the shield with the distal end of the transmission line lying in register with the radiating element and coupling the feed line to the radiating element.

Abstract: A power converter assembly is provided and includes high quality factor (Q) shield-to-transistor integrated low-inductance capacitor elements to divert common mode (CM) currents, high Q shield-to-shield integrated low-inductance capacitor elements to compliment line-to-line filter capacitors and high Q baseplate integrated low-inductance capacitor elements to attenuate residual CM currents.

Abstract: According to an embodiment of the present invention, an electronic device may comprise: a first printed circuit board which includes a first surface facing a first direction and a second surface facing a second direction opposite to the first direction; a second printed circuit board which includes a third surface facing the first direction and a fourth surface facing the second direction and includes at least one first antenna; a first wireless communication circuit which is electrically connected to at least one connection terminal formed on the first printed circuit board and transmits and receives a signal of a first frequency band through the at least one first antenna; and a conductive bonding member which is disposed between the first surface and the fourth surface and electrically connects the at least one first antenna and the first wireless communication circuit. Various other embodiments may be included.

Abstract: An apparatus is disclosed for a multi-band millimeter-wave (mmW) antenna array and radio-frequency integrated circuit (RFIC) module. In an example aspect, the apparatus includes a multi-band mmW antenna array and RFIC module with a first antenna array, a second antenna array, and at least one radio-frequency front-end integrated circuit. The first antenna array includes at least two first antenna elements and is tuned to a first mmW frequency band. The second antenna array includes at least two second antenna elements and is tuned to a second mmW frequency band. The at least one radio-frequency front-end integrated circuit includes at least two first transceiver chains and at least two second transceiver chains. The at least two first transceiver chains are respectively coupled to the at least two first antenna elements, and the at least two second transceiver chains are respectively coupled to the at least two second antenna elements.

Abstract: An example actuator control system includes a variable differential transformer (VDT) configured to measure displacement of a motor, and a motor controller configured to control the motor based on displacement data from the VDT. A circuit card assembly (CCA) interconnects the VDT to the motor controller. The CCA includes memory storing configuration data of the VDT, and the CCA is configured to provide the configuration data to the motor controller to calibrate the motor controller for use of the VDT. A method of configuring a motor controller is also disclosed.

Abstract: A wireless earphone including a top cover, a bottom cover, two rigid circuit boards, a flexible circuit board, and an antenna is provided. The bottom cover is connected to the top cover, and an inner chamber is formed between the top cover and the bottom cover. The two rigid circuit boards are disposed at intervals in the inner chamber. The flexible circuit board has a first connection part and a second connection part. Two ends of the first connection part are coupled to the two rigid circuit boards respectively. The second connection part is attached on at least one of the two rigid circuit boards. The antenna is coupled to a corresponding rigid circuit board to radiate a radio frequency signal. A coupling capacitor is formed at a parallel overlapping area between the second connection part and the rigid circuit board.

Abstract: A wideband dual-polarized current loop antenna element is provided having a ground tower and an antenna circuit integrated, such as within a multi-layer circuit board configuration. The antenna circuit includes feed conductors and element conductors, each of which are capacitively coupled to a top ground plane of the ground tower. The feed conductors are coupled to receive signals from coaxial feed lines coupled to the respective antenna element and element conductors are coupled to receive signals from adjacent antenna elements, such as in an antenna array configuration. The antenna element can further include one or more frequency selective surface (FSS) layers disposed proximate to the top ground plane of the ground tower and the antenna circuit. The ground tower, antenna circuit and one or more FSS layers can be formed to provide a low-profile antenna element having wide broadband performance.

Abstract: Methods and systems for detection of threats in secure areas are disclosed. Microwaves are transmitted into high traffic areas and are reflected off or transmitted through targets within that area. The resulting signals are detected at receiving antennas which are designed to have a high cross-polarization discrimination (XPD) such that co- and cross-polarizations of the resulting signals are separable for further processing. The receiving antennas of the present invention comprise elliptical antennas with a double-ridged waveguide on the interior and a conically-shaped exterior. This particular design for the receiving antennas allows to technologically obtain an XPD of about 30 dB or more for solid angles measured from a receiving antenna's boresight (the main lobe axis), and formed by rotating the corresponding 30-degree planar angle around the main lobe axis, the solid angles measuring approximately 0.84 sr, in a frequency range between 9.5 and 20 GHz.

Abstract: The present disclosure discloses a method and apparatus for detecting blind zone of an unmanned vehicle. A specific embodiment of the method comprises: receiving a detection initiating request, the detection initiating request including: a position of the vertical shaft, a length of the vertical shaft and a set movement speed of the vertical shaft; detecting the vertical shaft; determining an anticipated detection time based on the position of the vertical shaft and the set movement speed; recording an actual detection time in response to detecting the vertical shaft; determining a missed detection position of the vertical shaft based on a time difference between the actual detection time and the anticipated detection time and the set movement speed, in response to confirming the actual detection time being different from the anticipated detection time; and determining a blind zone based on the length of the vertical shaft and the missed detection position.

Abstract: An antenna system having a quick release that removably and reliably connects a Remote Radio Unit (RRU) to an Integrated Antenna Unit (IAU), both mechanically and electronically. The RRU has an RRU connector and the antenna has an antenna connector that removably engages with and mates with the RRU connector. The system has a temporary hanging position that enables a user to connect additional electronic connections to the RRU before it is fully coupled with the antenna.

Abstract: An antenna for a cylindrical body may include a flexible substrate with the antenna on it with a first terminal and a second terminal electrically connected to an integrated circuit, the flexible substrate coupled to the cylindrical body.

Abstract: An apparatus (122) including: a first feed point (26); a first radiator (28) coupled to the first feed point; a housing defining an interior surface (30) of the apparatus and including a first conductive cover portion (24) coupled to the first radiator; a ground member (18) coupled to the first conductive cover portion and positioned at least partially within the interior surface (30) of the housing, at least the first conductive cover portion and the first radiator having an electrical length configured to resonate in a first operational frequency band, the first radiator being configured to electromagnetically couple to the first conductive cover portion.

Abstract: A common mode filter includes a ground element, a transmission line pair and an extension element, which are disposed in first to third signal layers of a circuit board. The ground element includes a ground portion and a first ground line electrically connected with each other. The first ground line is disposed in a slot of the ground portion, and extends from a bottom portion to an opening of the slot. An orthogonal projection of the transmission line pair on the first signal layer is partially overlapped with an orthogonal projection of the ground portion on the first signal layer. The orthogonal projection of the transmission line pair on the first signal layer is not overlapped with an orthogonal projection of the first ground line on the first signal layer. The extension element is electrically connected to the first ground line through at least one conductive via.

Abstract: A ground apparatus applicable to an array of solar cell modules includes at least one first ground unit and a plurality of second ground units, and a plurality of depression plates. The first ground unit mounted to a lateral side of one specific solar cell module includes a grounding dock coupling to an out-extending ground line. The second ground unit mounted at a lateral side of each respective solar cell module also has another grounding dock. Any of the grounding docks is formed as a -shape metal plate having two opposing prolonged ends to extend outward, in which each of the ends has at least one matching member, or in which each of the ends is extended to a respective matching frame of the solar cell modules. In addition, the ground apparatus is fixed with a predetermined fastening pattern.

Abstract: Aspects of the disclosure relate generally to inputs for computing devices. For example, an input, such as a keyboard, may include a plurality of layers, such as a base layer. The base layer may include a cutout defined at least partially by interior edges of the base layer. An antenna may be secured to a structural member of the computing device, and the antenna may receive electromagnetic radiation through the cutout in the base layer.

Abstract: The present invention relates to a radar apparatus utilizing multiple transmission channels having the structure enabling multiple transmission channels only by using only the number of transmission RF ports as many as the number of the transmission channels.

Abstract: A high power tunable capacitor is disclosed. In an exemplary embodiment, an apparatus includes a capacitor coupled to an input signal, a body contacted switch coupled to the capacitor, the body contacted switch coupled to a body bias signal, and a floating body switch coupled between the body contacted switch and a ground, the floating body switch configured to decouple the body bias signal from the ground.

Abstract: Electronic devices may be provided with antennas. An antenna may be formed from conductive antenna structures that include a frequency-dependent distributed capacitor. The antenna may include an antenna ground and an antenna resonating element that are separated by a gap. A low pass filter circuit may bridge the gap. The antenna resonating element may have antenna resonating element conductive structures that serve as first and second electrodes for the distributed capacitor. The second electrode may have first and second conductive elements coupled by a filter. The filter may be a low pass filter implemented using an inductor. The inductor may have a first terminal coupled to the first conductive element and a second terminal coupled to the second conductive element. A first antenna feed terminal may be coupled to the first conductive element and a second antenna feed terminal may be coupled to the antenna ground.

Abstract: An antenna device of a mobile terminal having improved performance by utilizing a metal object located in proximity to the antenna device as an antenna radiator is provided. The antenna device includes an antenna pattern connected to a feeder and a ground line, and a metal component positioned on the antenna pattern and including a metal that forms an antenna radiator.

Abstract: An antenna integrated in a package substrate, the antenna comprising an upper antenna element, a lower antenna element and a coupling element disposed between the upper antenna element and the lower antenna element, the coupling element comprising an aperture, and configured to provide a coupling between the upper antenna element and the lower antenna element.

Abstract: An antenna configuration for emitting high-energy microwave pulses has a first flat electrode and a second flat electrode, the first electrode and the second electrode being able to be connected to a generator for producing an excitation pulse. The antenna configuration further has a multiplicity of radiation elements which connect the first electrode and the second electrode to one another, and semiconductor diodes which are provided in the region of the radiation elements and turn on as of a particular breakdown voltage and thus make it possible for the antenna to emit a pulsed overall pulse.

Abstract: A printed wiring board includes a circuit substrate on which sheets are laminated, a wireless IC element provided on the sheet, a radiator provided on the sheet, and a loop-shaped electrode defined by first planar conductors, via hole conductors, and one side of the radiator, coupled to the wireless IC element. The first planar conductors are coupled to the radiator and the second planar conductors by auxiliary electrodes.

Abstract: An electronic device including a processor and an antenna device is provided. The antenna device includes a power feeding unit, a first radiation section connected to the power feeding unit, and a switching element including a first terminal electrically connected to first portion of the first radiation section, and a second terminal electrically connected to a second portion of the first radiation section. The processor uses a first resonance frequency band when the switching element is opened and uses a second resonance frequency which is different from the first when the switching element is closed.

Abstract: An antenna module includes an antenna, a number of conductive elements, and a connecting element. The conductive elements and the connecting element are made of conductive material. The conductive elements are adjacent to the antenna, and the connecting element allows for the connection of different numbers of the conductive elements to the antenna depending upon the desired working frequency for the antenna to increase a current length of the antenna.

Abstract: A thermoplastic composition including a) a thermoplastic resin and b) a laser direct structuring (LDS) additive in an amount of at least 1 wt. % with respect to the weight of the total composition, wherein the LDS additive includes a mixed metal oxide including at least tin and a second metal selected from the group consisting of antimony, bismuth, aluminium and molybdenum, wherein the LDS additive includes at least 40 wt. % of tin and wherein the weight ratio of the second metal to tin is at least 0.02:1.

Abstract: An antenna, including a radiating element configured to have a fundamental resonance frequency being regarded as a first harmonic resonance frequency fo, and feed points positioned on the configured radiating element at selected multiple locations that correspond to where a multiple of the first harmonic resonance frequency have current maxima, wherein feeds at the feed points cooperate at an operating frequency of the antenna to constructively combine their respective antenna radiation patterns.

Abstract: An integrated photovoltaic cell and RF antenna assembly is disclosed, the assembly comprising a photovoltaic cell and at least two horizontal portions of conductive material, each of the at least two horizontal portions of conductive material being secured under the photovoltaic cell, wherein two of the at least two horizontal portions are used for providing an electrical potential difference and the RF antenna is provided using the photovoltaic cell and at least one of the at least two horizontal portions of conductive material.

Abstract: A plurality of second conductors (200) are opposite to a first conductor (100), and are repeatedly, for example, periodically arranged. Third conductors (410) are provided at a position opposite to each of the plurality of second conductors (200). A variable dielectric constant layer is formed of a variable dielectric constant material of which the dielectric constant varies with a voltage, for example, a liquid crystal, and is provided at least one of between the plurality of second conductors (200) and the plurality of third conductors (410) and between the plurality of second conductors (200) and the first conductor (100). A fourth conductor (300) is connected to a first one of the second conductors (200) and a second one of the second conductors (200) located next thereto through a via (500). The fourth conductor (300) is opposite to the second conductor (200), and thus forms a transmission line using the second conductor (200) as a return path.

Abstract: Antenna systems, such as an active antenna system (AAS), can include active and passive electronic components located closely together inside an antenna system. Such systems may benefit from variable adaptation of active antenna system radio frequency signal filtering. An apparatus can include an active part on a first end of a signal path within a sealed enclosure. The apparatus can also include a radiator part on a second end of the signal path within the sealed enclosure. The apparatus can further include an intermediate part, which includes at least one of an additional filter part or a customized passive part, positioned between the active part and the radiator part along the signal path between the first signal side and the second signal side.

Abstract: A tunable filter device includes a first tunable filter with a first pass band, and a second tunable filter connected to the first tunable filter and having a second pass band located within the first pass band and a band width narrower than the band width of the first pass band. The second tunable filter includes a local oscillator that generates a predetermined frequency signal, a mixer that outputs a sum of and a difference between an output signal of the first tunable filter and the predetermined frequency signal output from the local oscillator, and an IF tunable filter connected to the mixer.

Abstract: An antenna for a cylindrical body may include a flexible substrate with the antenna on it with a first terminal and a second terminal electrically connected to an integrated circuit, the flexible substrate coupled to the cylindrical body.

Abstract: An antenna apparatus includes an antenna element connected to a power feed point, a parasitic element disposed to overlap the antenna element as viewed from above and configured to be coupled to the antenna element, and a switch connected to the parasitic element and configured to switch connections to connect the parasitic element either to a given potential point or to a test-purpose terminal.

Abstract: An antenna arrangement of an electronic device and a device is disclosed. The antenna arrangement includes two radiator elements. The first radiator element of the two radiator elements is connected to a feed element. A second radiator element of the two radiator elements is a passive element and connected to a ground plane. The first radiator element is arranged to feed the second radiator element by radiating energy.