163 results about "Antenna coupling" patented technology

Technologies directed to an energy efficient technique for Antennas as Sensors (A2S) systems used for detecting user input events are described. One electronic device includes a wireless communication component coupled to an antenna via a radio frequency (RF) path, and an RF switch selectively coupling the A2S system to the RF path. The radio sends RF signals to the antenna via the RF path in a first time window. The RF switch is controlled to selectively couple the A2S system to the RF path in the first time window. A processing device of the electronic device receives receiving an analog voltage signal representing impedance changes of the antenna in the first time window and determines, using the analog voltage signal, a user input event caused by a presence of an object in proximity to the antenna. The processing device performs an action in response to the user input event.

The invention belongs to the technical field of antennas, and particularly relates to a low-profile single-layer dual-polarization structure composite array antenna for a C / K wave band. Comprising a dielectric substrate, the lower surface of the dielectric substrate is a metal floor, and m * m composite array elements are integrated on the upper surface; each composite array element comprises a square ring structure and a Jerusalem cross structure arranged in the square ring structure, and the Jerusalem cross structure and the square ring structure are not in contact and coincide in center; all the square ring structures form a C-band array antenna, super units are divided according to n * n, and each super unit is fed through an SMA coaxial line; all the Jerusalem cross structures form a k-band reflective array antenna, super units are divided according to z * z, and each super unit is connected with a horn antenna through a waveguide for coupling radiation; wherein: nlt; zlt, zlt; m, z and n are positive numbers. According to the invention, multiplexing of a C / K wave band antenna structure is realized by using the single-layer dielectric substrate, the height is reduced, the process is simplified, the cost is reduced, the antenna is suitable for a multi-frequency satellite communication system, and large-scale array arrangement can provide high-gain radiation.

A system includes a cellular transceiver to communicate with a predetermined target; one or more antennas coupled to the 5G or 6G transceiver each electrically or mechanically steerable to the predetermined target; a processor to control a directionality of the one or more antennas in communication with the predetermined target; and an edge processing module coupled to the processor and the one or more antennas to provide low-latency computation for the predetermined target.

An electronic device includes an antenna configured to transmit and receive signals within a plurality of frequency bands, a RFIC configured to transmit the signals within the plurality of frequency bands to the antenna, a coupler configured to transmit at least a portion of signals reflected from the antenna to the RFIC, a tuner connected to the antenna and the coupler, and a processor connected to the RFIC and the tuner, the processor configured to obtain a third reflection coefficient at a first receiving frequency based on a first reflection coefficient at a first transmission frequency and a second reflection coefficient at a second transmission frequency that is greater than the first transmission frequency, determine, based on the third reflection coefficient, a first receiving tuning code for performing impedance matching to the antenna, and control impedance of the antenna with the tuner based on the first receiving tuning code.

A method for coupling a portable wireless communication device (200) having a communication antenna (330) with a coupling antenna (220) having an area is provided. The method comprises moving the wireless communication device (200) over the area of ​​the coupling antenna (220) (710), repeatedly acquiring a value representing a coupling strength between the communication antenna (330) and the coupling antenna (220) and the corresponding position at which the value is acquired (720), determining, from the acquired values, a coupling strength value that satisfies a predetermined criterion and the corresponding position (730), and displaying a positioning aid by means of the portable wireless communication device for assuming the determined position (740).

Dual-antenna communication devices and methods are disclosed. The device comprises: a controller, having a first, output, interface, comprising a first connector and a second connector; a first antenna coupled between the first connector and a ground; anda second antenna, coupled between the first connector and the second connector; wherein the controller is configured to: transmit an output signal from the first antenna by providing a signal at the first connector and an in-phase copy of the signal at the second connector, and transmit the output signal from the second antenna by providing the signal at the first connector and an opposite-phase copy of the signal at the second connector.

The invention provides a miniaturized ultra-wideband 5G MIMO mobile phone antenna for a metal frame, and belongs to the technical field of 5G mobile phone terminal antenna structural design, the antenna adopts a hollow rectangular box-shaped dielectric substrate, the outer surface of the hollow rectangular box-shaped dielectric substrate is fully covered with metal to form an all-metal outer frame, an antenna system comprises four antenna pairs arranged along the long sides, and the antenna pairs are arranged along the long sides of the hollow rectangular box-shaped dielectric substrate. Each antenna pair forms a three-dimensional continuous slot structure through a side wall radiation slot etched on the metal frame and a floor coupling slot etched on the metal floor, signal radiation is realized by combining a pair of radiator microstrip lines sharing the slot, decoupling is realized by bridging a lumped capacitor at the middle part of the floor coupling slot, and the antenna pair is used for antenna coupling. According to the invention, a single antenna pair is only 20mm * 7mm in size, 3.29-5.30 GHz in working frequency band coverage, 47% in relative bandwidth, superior to-11dB in port isolation and about 85% in efficiency, and particularly, the problem of compatibility of all-metal materials and signal transmission is solved.

The present application relates to the technical field of printed antennas, and discloses an outdoor multi-arm segment coupling antenna. The outdoor multi-arm segment coupling antenna covers GPS, WIFI 2.4G and WIFI 5G. The bandwidth and efficiency of WIFI 2.4G and GPS are increased by combining multiple segments with one frequency point. In the case of multiple segments of the 2.4G antenna, the 5G-6G position will not resonate, and the influence on the adjacent WIFI 5G antenna will be reduced. The WIFI 5G antenna is coupled with the adjacent antenna, and one more resonance effectively increases the bandwidth. In the case that the environment is relatively complex and poor, the efficiency of the conventional single-arm segment antenna is higher, and the bandwidth is wider.

The invention provides a dual-polarized antenna, which comprises a first radiation unit, the first radiation unit comprises a plurality of first oscillator arms arranged along the circumferential direction, each first oscillator arm is provided with a first end and a second end which are oppositely arranged, the first end is arranged towards the phase center of the first radiation unit, the second end of each first oscillator arm is provided with two support arms, and the two support arms are oppositely arranged; the distance between the two support arms is gradually increased along the direction far away from the phase center of the first radiation unit; the phase center of the second radiation unit is the same as the phase center of the first radiation unit, the second radiation unit is arranged on the periphery of the first radiation unit in a surrounding mode, the second radiation unit is provided with a hollow installation cavity, and the first radiation unit is arranged in the installation cavity; and a gap is formed between the outer side wall of the first radiation unit and the inner wall of the mounting cavity in the circumferential direction. By applying the technical scheme of the invention, the problem of relatively large coupling of a nested antenna in the prior art can be solved.

A device (10) with a translucent antenna foil (100) and the translucent antenna foil (100) per se, whereas the translucent antenna foil (100) comprises an antenna, for use in the device (10) having an optical element (200), wherein the antenna foil (100) is mountable on or in the optical element (200) of the device (10), wherein the antenna foil (100) has an antenna portion (110) and a feeder line portion (120). In the antenna portion (110) an antenna conductor (111) of the antenna for emitting and receiving signals is positioned, and the feeder line portion (120) includes a connector (123) having respective contacts (124) for coupling the antenna to a complementary connector (520) on a circuit board (300, 500) of the device (10). Hereby the connecting portion (122) connects the antenna conductor (111) and the connector (123).

The embodiments of the present application relate to the technical field of communications, and specifically relate to an electronic device. In the electronic device of the embodiments of the present application, a frame antenna is provided on a frame, a first ultra-wideband antenna is provided on a rear cover, and along a direction perpendicular to the length of the frame, a projection of the first ultra-wideband antenna on the frame covers at least part of the frame antenna. Along the direction perpendicular to the length of the frame, the first ultra-wideband antenna and the frame antenna are spaced apart, and the distance between the first ultra-wideband antenna and the frame antenna is less than or equal to 5 mm, so that the first ultra-wideband antenna can couple signals to the frame antenna. The first ultra-wideband antenna couples energy to the frame antenna, thereby enabling the first ultra-wideband antenna and the frame antenna to radiate signals outwards simultaneously, which can improve the system efficiency of the first ultra-wideband antenna and accordingly enhance positioning accuracy.

In described examples, an integrated circuit (IC) package includes first and second external connectors at an external surface of the IC package, an IC die, and an antenna. The IC die is coupled to the first external connector. The antenna is coupled to the second external connector. The IC die and the antenna are not coupled within the IC package.

A chip card having a card body having a metal layer that is at least partially covered by a coating that is more conductive than the metal layer, an RF chip, and a first RF antenna that is placed in a cut-out zone and connected to the chip. The metal layer includes at least one RF antenna portion that is electrically insulated from the metal layer and from the first RF antenna and that is configured to collect an image current induced by first eddy currents flowing at least over the coating of the metal layer and to allow coupling to the first antenna.

Embodiments disclosed herein include headphone devices with spatially diverse antennas employing multiple operational modes and antenna switching policies. The headphone device may identify a current mode of operation and wirelessly communicate with at least one external device based at least in part on the current mode of operation. Further, operating in a first mode of operation, the headphone device may cause switching circuitry to selectively couple a first antenna to the common port in accordance with a first antenna switching policy. While operating in the second mode of operation, the headphone device may cause circuitry to selectively couple a second antenna to the common port in accordance with a second antenna switching policy that is different from the first antenna switching policy.

An energy harvesting unit includes a plurality of antennas configured to receive one or more signals and a plurality of first charge pumps, in which each of the first charge pumps is operatively coupled to one of the antennas, thereby forming pairs of antennas and first charge pumps. The energy harvesting unit also includes a selection unit configured to measure and compare output voltages of the first charge pumps and to select, from the antennas, a specific antenna. The specific antenna is coupled to the first charge pump that produces the highest output voltage. The energy harvesting unit also includes a multiplexer configured to couple the specific antenna selected by the selection unit to a second charge pump.

Wireless power transfer systems, disclosed, include a wireless power transmission system and a wireless power receiver system. The wireless power transmission system includes a transmitter antenna configured to couple with a receiver antenna to transmit alternating current (AC) wireless signals to the receiver antenna. Antenna coupling may be inductive and may operate in conformance to a wireless power and data transfer protocol. A transmission controller drives the transmitter antenna at an operating frequency, and either the wireless power transmission system or the wireless power receiver system may damp the wireless power transmission to create a data signal containing a serial asynchronous data signal.

The utility model provides a millimeter wave antenna capable of being quickly assembled, which is used for solving the technical problem that the assembly efficiency and the use performance of the millimeter wave antenna are influenced by high welding difficulty and poor welding quality caused by small size during production and assembly of the existing millimeter wave antenna. Comprising a ceramic lens, a metal base, and an antenna coupling assembly and a feed assembly which are arranged between the ceramic lens and the metal base, a limiting flange is arranged at the bottom end of the ceramic lens, a first external thread section is arranged in the middle of the outer end face of the metal base, the antenna coupling assembly and the feed assembly are sleeved with a locking sleeve, a limiting ring table is arranged at the top end of the inner side of the locking sleeve, and a first internal thread section is arranged on the inner side wall of the locking sleeve. The limiting ring table abuts against the limiting flange, and the first internal thread section is in threaded connection with the first external thread section. According to the invention, rapid assembly of the millimeter wave antenna is realized, the whole antenna has no welding part, and the assembly difficulty is reduced.

The invention discloses an SMD (Surface Mounted Device) antenna and an application device thereof, and the SMD antenna comprises a PCB (Printed Circuit Board) substrate, a tuning element, a floor, and a feeder line and a coupling line which are formed by removing a metal conductive layer on the PCB substrate, the feeder line is used for coupling a received first signal to the coupling line in an electromagnetic coupling mode, and the coupling line generates a second signal under the action of the feeder line and excites the floor to generate radiation. Therefore, only a small usable area needs to be reserved on the PCB substrate for feeding, double-frequency radiation can be generated through the SMD antenna and the coupling line excitation floor, so that the usable area of the PCB antenna device is reduced, the occupied space of the PCB antenna device is small, and the PCB antenna device can be applied to increasingly-miniaturized electronic devices and is particularly suitable for IOT equipment in the wifi frequency band, the Bluetooth frequency band, the UWB frequency band and the like.

The invention discloses an MPCVD growth device of a diamond p-i-n-i doped superlattice structure, the device comprises a sample injection and replacement chamber, the two ends of the sample injection and replacement chamber are respectively connected with a reaction chamber, a microwave antenna coupling system and a microwave power supply thereof are installed outside the two reaction chambers, the reaction chambers are internally provided with gas guide integrated supports, and the gas guide integrated supports are connected with the gas guide integrated supports. A doped gas channel is arranged in the gas guide integrated support, the doped gas channel is controlled by a doped gas flow control unit and used for controlling pressure or flow of doped gas flow, the center of the gas guide integrated support is in a through hole shape, a movable partition isolation baffle is arranged at the bottom of the through hole, and a growth working area is arranged above the partition isolation baffle. A growth preparation area is arranged below the partition isolation baffle, a constant-temperature control unit and a growth support rod are sequentially mounted below the substrate support, and the substrate support, the constant-temperature control unit and the growth support rod can move between the growth working area and the growth preparation area; the research connotation of basic physics of diamond semiconductors is greatly enriched, the research field of diamond device application is expanded, and research and development of novel diamond semiconductor structure materials and photoelectric devices are promoted.

The invention discloses electronic equipment, and belongs to the technical field of antennas. The electronic equipment comprises a frame body; the first antenna comprises a first feed and a radiation branch, the first feed is electrically connected with the radiation branch, and the radiation branch is a frame on the frame body; the first parasitic radiation branch is arranged in a surrounding range of the first antenna; wherein the first parasitic radiation branch is in coupling connection with the first antenna; the first parasitic radiation branch comprises at least one grounding end, and the at least one grounding end is far away from the main lobe direction of the directional diagram of the first antenna.

An antenna adjustment device, for a user equipment, wherein the user equipment is coupled to at least one antenna to receive or transmit a wireless signal through the antenna adjustment device, the antenna adjustment device comprising: at least one variable impedance unit, coupled to the at least one antenna; and a micro-controller unit, coupled to the at least one variable impedance unit, for performing the following steps: sending a request signal to the user equipment; receiving a plurality of signal quality parameters responded by the user equipment according to the request signal, wherein the plurality of signal quality parameters are related to the wireless signal; and adjusting a current impedance value of the at least one variable impedance unit according to the plurality of signal quality parameters.

The invention relates to an RFID (Radio Frequency Identification Device) water washing label, which relates to the technical field of water washing label preparation and application, and comprises a base material which is an organic material film; an RFID antenna, wherein the RFID antenna is attached to and processed on the base material; the RFID module is in coupling connection with the RFID antenna at the antenna coupling point; the base material comprises a single layer, and the single layer of base material wraps the RFID antenna coupled with the RFID module to form the RFID washing label; the base material further comprises two layers, and the RFID antenna is attached to one base material and is formed with the other base material in a press fit mode so as to form the RFID washing label clamping the RFID antenna coupled with the RFID module.

The embodiment of the invention relates to the technical field of communication, in particular to electronic equipment, and in the electronic equipment provided by the embodiment of the invention, a frame antenna is arranged on a frame; the first ultra-wideband antenna is arranged on the rear cover, and the projection of the first ultra-wideband antenna on the frame covers at least part of the frame antenna in the direction perpendicular to the length of the frame; in the direction perpendicular to the length of the frame, the first ultra-wideband antenna and the frame antenna are arranged at an interval, and the distance between the first ultra-wideband antenna and the frame antenna is smaller than or equal to 5 mm, so that the first ultra-wideband antenna can couple signals to the frame antenna, and the first ultra-wideband antenna couples energy to the frame antenna; therefore, the first ultra-wideband antenna and the frame antenna radiate signals outwards at the same time, the system efficiency of the first ultra-wideband antenna can be improved, and the positioning precision is improved.

Described herein relates to an antenna-coupled graphene Josephson-junction THz / mm-wave apparatus (hereinafter “video”) detector apparatus and methods thereof. Highly sensitive, broadly tunable detectors may be needed for future sensing applications and quantum information systems. In an embodiment, the video detector apparatus may comprise stacked graphene sheets having a “magic” twist angle between their in-plane symmetry axes. As such, the material may display superconductivity with at least 2 K transition temperature. Additionally, the video detector apparatus may depend on the decrease in the maximum zero-voltage DC current when AC current is driven through the junction.

The application discloses a kind of wide band low insertion loss high selectivity frequency selective surface and application.It includes several unit structures, unit structure includes main structure and longitudinal structure, main structure includes two layers of rotation symmetry, aperture type frequency selective surface screen interval parallel arrangement of the dielectric layer and metal layer, longitudinal structure includes vertical and auxiliary metal strip, vertical metal strip upper end penetrates the through groove of upper aperture type frequency selective surface screen and does not contact electrically connected;Vertical metal strip bottom is equipped with auxiliary metal strip, auxiliary metal strip is pasted on the upper surface of lower aperture type frequency selective surface screen dielectric layer.The application inserts transmission zero between stop band and passband by longitudinal structure, realizes the low loss and high selectivity of passband transmission response under dual polarization, effectively improves the isolation of multi-frequency antenna array, improves the antenna pattern deterioration problem caused by co-aperture antenna coupling, with the characteristics of wide band, high selectivity, low loss, low profile, simple structure.

The invention provides a multi-band antenna comprising an antenna substrate which is provided with a matching debugging circuit and an SMA adapter mounting point; the antenna radiator is connected with the antenna substrate, and the antenna radiator comprises an antenna main body and a first antenna coupling body which are mutually coupled through a routing design; the SMA adapter is connected with the antenna substrate through an SMA adapter mounting point, 2G-5G full-band coverage is realized, meanwhile, the high-frequency performance and cost are balanced by using a standardized interface of the SMA adapter, the antenna is suitable for different use environments, the high-gain characteristic of the antenna is derived from routing optimization of the antenna main body and the coupling body, mutual interference among multiple bands can be inhibited, and the antenna can be applied to different use environments. Compared with a traditional scheme, radiation efficiency is improved.

An electronic device includes one or more antennas and a radio frequency front end (RFFE) that is coupled to the one or more antennas. The RFFE includes a differential circuit and a tail current source. The tail current source includes a transistor with a drain coupled to the differential circuit via a tail node. The tail current source also includes a capacitance coupled between the drain and a gate of the transistor.

The utility model discloses a millimeter wave antenna coupling slot structure with wide impedance bandwidth, which comprises a coupling slot arranged on the surface of a radiation patch, telescopic pieces used for changing the effective area of the coupling slot are arranged on the inner walls of the two sides of the coupling slot, and an antenna base is connected below the radiation patch through an adjustable assembly. Through the arrangement of the adjustable assembly and the telescopic pieces, the adjustable assembly can flexibly adjust the height of the radiation patch, so that the performance parameters of the antenna can be optimized, different working environments and application requirements can be met, meanwhile, the effective area of the coupling gap can be changed through the coupling gap and the telescopic pieces on the inner walls of the two sides, and the antenna is more compact. Therefore, the impedance matching and radiation characteristics of the antenna are adjusted, and the working efficiency and bandwidth of the antenna are improved.

The invention relates to an accessory and electronic equipment. The accessory comprises a shell, an opening for exposing the camera is formed in the shell, a part, located on the peripheral side of the opening, of the shell is provided with a first radiator, the first radiator is configured to be coupled with an antenna arranged on the camera decorating part, the current direction of the first radiator is consistent with the current direction of the antenna, and in the thickness direction of the accessory, the thickness direction of the first radiator is larger than that of the antenna. The shortest distance between the first radiator and the antenna is smaller than one eighth of the wavelength of the radiation frequency band of the antenna. According to the setting of the invention, when the accessory disclosed by the invention is arranged on the light incident side of the camera of the electronic equipment, the signal of the antenna can be enhanced while the related functions of the accessory are realized, and the use experience of a user is improved.

Embodiments disclosed herein include headphone devices with spatially diverse antennas employing multiple operational modes and antenna switching policies. The headphone device may identify a current mode of operation and wirelessly communicate with at least one external device based at least in part on the current mode of operation. Further, operating in a first mode of operation, the headphone device may cause switching circuitry to selectively couple a first antenna to the common port in accordance with a first antenna switching policy. While operating in the second mode of operation, the headphone device may cause circuitry to selectively couple a second antenna to the common port in accordance with a second antenna switching policy that is different from the first antenna switching policy.