|| List of recent Antenna-related patents
|Vehicle portable key|
A portable key switchable between a first mode and a second mode for operating a vehicle has a transmission antenna that transmits a signal to the vehicle, a reception antenna that receives a signal from the vehicle, a changeover switch that is operable by a user when the portable key is switched from the first mode to the second mode, a command switch that is operable by the user when an operation command signal is transmitted to the vehicle, and a controller that performs control so as to transmit the signal from the transmission antenna based on input from the changeover switch or the command switch. The controller transmits a first operation command signal valid in the first mode from the transmission antenna when the command switch is operated in the first mode,.
|Vending kit and method|
One variation of a method for controlling access to products from a vending machine includes: locking a door of the vending machine; recording an initial inventory of products arranged within the vending machine based on signals received by a radio antenna arranged within the vending machine and read by a radio frequency identification reader; initiating a transaction in response to receiving a cashless payment mechanism from a patron; unlocking the door in response to authentication of the cashless payment mechanism; in response to closure of the door, recording a final inventory of products within the vending machine based on signals received by the radio antenna and read by the radio frequency identification reader; and initiating a payment with the cashless payment mechanism for a difference between the initial inventory and the final inventory to complete the transaction.. .
|Suture holes on a flexible implant|
A device according to some embodiments may include an implant unit which may include a flexible carrier, an antenna arranged on the flexible carrier, at least one pair of modulation electrodes on the flexible carrier, at least one implantable circuit electrically connected to the at least one pair of modulation electrodes and the antenna; and at least one pair of suture holes passing through the flexible carrier. The at least one pair of suture holes may be arranged on the flexible carrier such that the flexible carrier may be configured to conform to tissue in a subject's body, and such that each suture hole of the at least one pair of suture holes may be positioned to allow suturing to tissue adjacent to the suture holes..
|Life detecting radars|
Systems and methods for detecting biometrics using a life detecting radar are disclosed. Life detecting radars can include transmit antennas configured to transmit continuous microwave (“cw”) radio signals that reflect back upon making contact with various objects.
|Radio-frequency device and wireless communication device|
A radio-frequency (rf) device for a wireless communication device includes a grounding element, an antenna, a first dc blocking element for cutting off a direct-current (dc) signal route between a grounding terminal of the antenna and the grounding element, a capacitive sensing unit capable of using a radiating element of the antenna to sense an environment capacitance within a specific range, a second dc blocking element electrically connected between the radiating element and the feed-in element for blocking a dc signal path from the radiating element to the feed-in element, and a high-frequency blocking element electrically connected between the radiating element and the capacitive sensing unit for blocking a high-frequency signal path from the radiating element to the capacitive sensing unit.. .
|Wireless device with dynamically adjusted maximum transmit powers|
An electronic device may be provided with antenna structures. Proximity sensors and other sensors may be used in determining how the electronic device is being operated.
|Method of improving coverage and optimisation in communication networks|
A method and apparatus for detecting and determining the location of a coverage hole in a communications network such as a cellular communication system wherein the location is determined from operational parameters and/or by network elements themselves. Additionally is a method to reduce a hole by adjusting antennae parameters preferably remotely and automatically and this can be done in conjunction with hole location to optimise the system..
|Wireless communication apparatus and antenna switching method thereof|
The invention provides an antenna switching method for a wireless communication apparatus. The wireless communication apparatus includes a first antenna, a second antenna, a first modem, a switch, and a second modem.
|Automatic positioning antenna system for use in multi-satellite reception, and method for tracking satellites|
The present invention relates to an automatic positioning antenna system for receiving multiple satellite signals and a method for tracking satellites to track positions of satellites through a satellite tracking lnb installed separately from a broadcast lnb, recognize the current position through information on tracked satellites and control an antenna to be oriented to the position of a target satellite to quickly receive satellite broadcast signals. The system includes an antenna unit having an antenna to which a broadcast lnb and a satellite tracking lnb receiving satellite signals for satellite tracking are connected, a switching unit for selecting the broadcast lnb or the satellite tracking lnb, a control unit for analyzing signals received through the satellite tracking lnb and controlling the antenna unit to be oriented to a target satellite using tracked satellite information; and a drive unit for moving the antenna unit under the control of the control unit..
|Remotely controlled, impact-resistant model helicopter|
A remotely-controlled impact-resistant model helicopter (rimh) that is comprised of two major elements: a helicopter and a remote control unit. The helicopter includes a housing that encloses a first electronic control circuit that controls the operation of a receiver circuit connected to a receiving antenna, a main rotor blade motor, a tail rotor motor, an led light circuit and a power source.
|Standard antenna interface|
An rf interconnection module includes a housing having a perimeter, a capacitive coupling, and a float gasket disposed about the perimeter of the housing. When the housing is mounted in an opening, the float gasket is positioned between the housing and the opening.
|System and method for quantum information transfer between optical photons and superconductive qubits|
An electro-optical system for exchanging quantum information between optical qubits and including a superconductive microwave cavity; an electro-optical material: a superconductive qubit circuit formed on the electro-optical material including a superconductive qubit; a dipole antenna, formed on the electro-optical material for directly coupling the superconductive qubit to the superconductive microwave cavity; an optical input for receiving input optical photons; a microwave input for receiving input microwave photons; and an optical output for outputting modulated optical photons, wherein a frequency and a phase of the optical photon is modulated with a state of the superconducting qubit by the dipole antenna.. .
|Behind-the-ear (bte) prosthetic device with antenna|
A bte prosthetic device for use in a medical system or prosthesis comprises a connector configured to mechanically attach an auxiliary device of the system to the bte prosthetic device. The connector is electrically connected to an transceiver of the bte prosthetic device.
|Scattered pilot pattern and channel estimation method for mimo-ofdm systems|
A method and apparatus are provided for reducing the number of pilot symbols within a mimo-ofdm communication system, and for improving channel estimation within such a system. For each transmitting antenna in an ofdm transmitter, pilot symbols are encoded so as to be unique to the transmitting antenna.
|Transmitter diversity technique for wireless communications|
A simple block coding arrangement is created with symbols transmitted over a plurality of transmit channels, in connection with coding that comprises only simple arithmetic operations, such as negation and conjugation. The diversity created by the transmitter utilizes space diversity and either time or frequency diversity.
|Data transmission method, apparatus, and system|
Embodiments of the present invention provide a data transmission method, apparatus, and system. The method includes receiving transmitter antenna quality information sent by a receiver; determining, according to the transmitter antenna quality information, a transmitter antenna that transmits data; switching a first transmission mode to a second transmission mode when the transmitter antenna quality information satisfies a preset condition; and transmitting the data by using the second transmission mode and the determined transmitter antenna..
|Vlf transmit antenna system, method and apparatus|
There is provided a very low frequency (vlf) transmit antenna system, method, and apparatus for creating a magnetic field at low frequencies suitable for communications through the earth or other thick, solid barriers. At least two loop antennas are arranged such that a magnetic field of each one of the at least two loop antennas passes through each remaining one of the at least two loop antennas, thereby closely coupling the at least two loop antennas.
|Method and system for wi-fi data transmission|
A system for networking wi-fi access points in a distributed antenna system includes a plurality of digital access units (daus). The plurality of daus are coupled and operable to route signals between the plurality of daus.
|Method and apparatus for transmitting control information in a wireless communication system|
The present invention relates to a method for transmitting control information by a base station in a wireless communication system, and includes a step of transmitting an enhanced physical downlink channel (epdcch) for a terminal using at least one physical resource block pair from among a plurality of physical resource block pairs. The plurality of physical resource block pairs include a plurality of resource units for the epdcch transmission to which an antenna port is allocated, respectively.
|Method of transmitting frames, and corresponding stations and computer program|
A frame transmission method is provided for use in a multiuser mimo system having a transmitter with a plurality of antennas and receivers that are respectively associated with users. The method includes: constructing a sounding frame in which a first portion has at least one symbol for synchronizing destination receivers and a second portion has at least as many pre-coded pilot symbols as there are destination receivers; transmitting the sounding frame in a broadcast mode for its first portion and in a directional mode for its second portion to each of the destination receivers; and constructing a respective data frame for sending to each of the destination receivers by taking account of feedback information coming from the destination receivers and, for each destination receiver, coding interference between destination receivers..
|Method and apparatus for contention-based channel access with directional antenna over wideband high frequency wireless system|
Provided are a method of performing contention based channel access by classifying a contention period into a beamformable contention period in which a beamforming is allowed and a non-beamformable contention period in which the beamforming is interrupted so as to resolve an issue regarding channel access occurring due to an introduction of a directional antenna for handling a path loss in a wideband wireless communication system according to an embodiment of the present invention, and a method for maximizing a spatial reuse gain by managing, for each direction, information about a transmission time of a message received from a dispersion device.. .
|Method and base station for transmitting signal|
A method and base station for transmitting a signal, including: generating n pieces of coordination information respectively corresponding to n coordinated base stations, where each piece of coordination information includes a cell identity cell id of a serving base station, a scrambling identity scid of a user equipment ue, and information about a port number used by a corresponding coordinated base station, and the port number used by the coordinated base station is different from a port number used by the serving base station, and n is a positive integer; and respectively sending the n pieces of coordination information to the n coordinated base stations. These embodiments enable the coordinated base station to transmit a signal according to the coordination information of the serving base station, and require no transmit antenna calibration between rrus of different cells, thereby avoiding the impact of transmit antenna calibration on comp jt performance..
|Method and apparatus for operating a non-orthogonal multiple access scheme in multiuser beamforming system|
A frequency-efficient antenna operation method is provided in a multiuser beamforming system. The method includes determining channel correlations and channel gain differences between channels using channel information received from multiple terminals, classifying the multiple terminals into at least one or more clusters using the channel correlations and channel gain differences, selecting a beamforming vector for each of the one or more clusters using the channel information of at least one or more terminals in the one or more clusters, allocating power to the terminals in each of the one or more clusters, and forming a beam based on the allocated power and the selected beamforming vector.
|Extracting sub-bands from signals in a frequency domain|
Embodiments are disclosed for extracting sub-bands of interest from signals in a frequency domain for transmission via a distributed antenna system. In one aspect, a transformed downlink signal is generated by performing a frequency transform on a downlink signal.
|Method and device for transmitting downlink control information|
Disclosed in the invention are a method and a device for transmitting downlink control information (dci). The method comprises: processing the downlink control information to generate downlink control information code words; scrambling and modulating the downlink control information code words in turn to generate a modulation symbol sequence; mapping the modulation symbol sequence to v data layers, wherein v is an integer which is more than or equal to 1; mapping modulation symbols on the v data layers to a demodulation reference signal (dmrs) antenna port; and mapping the modulation symbols on the dmrs antenna port to a physical antenna and sending to user equipment (ue).
|Backhaul downlink signal decoding method of relay station and relay station using same|
A method of decoding a backhaul downlink signal of a relay node (rn), the method includes receiving a higher layer signal indicating a maximum transmission rank from a base station (bs), receiving control information through a relay control channel from the bs, and demodulating the control information, wherein the control information is mapped to resource elements which do not overlap with user equipment-specific reference signal resource elements (urs res) in a control region which is used for the relay control channel transmission of the bs, the urs res being reserved resource elements for user equipment-specific reference signals (urss) according to the maximum transmission rank, and wherein the control information is demodulated based on user equipment-specific reference signals transmitted by the bs on one fixed antenna port n, where n is a natural number.. .
|Wireless communication unit, radio frequency module and method therefor|
A wireless communication unit includes at least one antenna port; a transmitter and a receiver operably coupled to the at least one antenna port via a duplexer; wherein the duplexer includes a dynamically reconfigurable phase shift network that includes: at least one tunable radio frequency (rf) component; and at least one switch operably coupled to the tunable rf component and controllable to reconfigure the dynamically reconfigurable phase shift network to selectively support both normal and reverse duplexer modes of operation for rf signals passing there through.. .
|Selecting a receiving antenna in a wireless local area network|
The disclosure involves selecting a receiving antenna in a wireless local area network, comprises: testing each antenna in an antenna array to obtain an antenna quality parameter of each antenna corresponding to a client station, and determining an optimal receiving antenna corresponding to said station according to the antenna quality parameter of each antenna corresponding to the station; setting the optimal receiving antenna corresponding to said station as the receiving antenna upon receiving a notification transmission message transmitted by said station.. .
|Coexistence interference detection, tracking, and avoidance|
A method of, and a wireless transceiver and/or system for, detecting coexistence interference are described. The method includes receiving, by an antenna connected to a first wireless transceiver, a wireless signal including a first signal substantially within a first frequency band from one or more first wireless transmitters; acquiring measurement α of a wideband signal, the wideband signal being a wired signal corresponding to the wireless signal received by the antenna; acquiring measurement β of a narrowband signal, the narrowband signal being the result of mixing and filtering the wideband signal; and determining, based on measurements α and β, a level of coexistence interference between the first signal and a second signal substantially within a second frequency band substantially contiguous with the first frequency band, the second signal being transmitted by one or more second wireless transmitters collocated with the first wireless transceiver..
|Wireless apparatus, baseband processing apparatus, and communication method|
A wireless apparatus includes a wireless unit to convert a wireless signal received by an antenna into a baseband signal; and a baseband processing apparatus to receive a packet corresponding to the baseband signal via a communication line connected with the wireless unit, to detect an error in a transmission process of the packet via the communication line, to obtain the baseband signal based on packets other than the packet in which the error is detected, to generate transmission power information used for downlink transmission power control based on the obtained baseband signal, to transmit the baseband signal having the generated transmission power information reflected to the wireless unit via the communication line, and to have the wireless unit execute wireless transmission of a wireless signal corresponding to the baseband signal having the transmission power information reflected.. .
|Daisy-chained ring of remote units for a distributed antenna system|
The present disclosure is a novel utility of a software defined radio (sdr) based distributed antenna system (das) that is field reconfigurable and support multi-modulation schemes (modulation-independent), multi-carriers, multi-frequency bands and multi-channels. More specifically, the present invention relates to a das utilizing one or more daisy-chained rings of remote units.
|Display apparatus and channel searching method thereof|
A display apparatus and a method of searching for a channel in the display apparatus includes a plurality of tuners and a plurality of antenna ports respectively connected to the plurality of tuners. The method includes receiving a channel search command; if the channel search command is input, searching for one of the plurality of antenna ports that is connected to a satellite antenna to receive a broadcasting signal, if one of the plurality of antenna ports is connected to the satellite antenna to receive the broadcasting signal, setting one of the plurality of tuners connected to the one antenna port, to a main tuner, and performing a channel search through the tuner set to the main tuner.
|Antenna-like matching component|
An antenna-like matching component is provided, comprising one or more conductive portions formed on a substrate. Shapes and dimensions of the one or more conductive portions are determined to provide impedance matching for one or more antennas coupled to the matching component..
|Antenna assembly and electronic device using the antenna assembly|
An antenna assembly which can be adapted for the metal housing of any wireless device includes a feeding terminal, a first radiator connecting to the feeding terminal, a second radiator positioned parallel and adjacent to the first radiator, and a metal element connecting to the second radiator. The wireless signal fed to the first radiator can be coupled to the second radiator, and flows through the metal element to ground, thus utilizing the metal housing itself in the wireless transmission and reception process.
|Gps antenna, motherboard employing same, and wireless communication device employing motherboard|
A global positioning system (gps) antenna includes a feeding portion, a grounding portion, and a resonating member. The resonating member is connected to the feeding portion and the grounding portion.
|Antenna and emission filter|
An antenna and emission filter are provided. The antenna includes a substrate; an emitter on a substrate wherein the emitter is configured to emit electromagnetic signals; a feeding portion connected to the emitter; and an emission filter comprising a plurality of emission filter cells formed on the substrate in order to filter a surface wave caused by the emitter, wherein each of the plurality of emission filter cells comprises an inductor pattern portion electrically connected with an adjacent emission filter cell to form an inductor; and a capacitor pattern portion distanced from the adjacent emission cell to form a capacitor..
|Antenna apparatus, base station and communications system|
Embodiments of the present invention provide an antenna apparatus, a base station and a communications system. The antenna apparatus includes: an antenna part, including a common radome; an active part, connected to the antenna part and including at least one active module, where each active module includes at least one antenna element, and an element reflector and a phase shifter and a radio frequency module that are corresponding to each antenna element, where the element reflector of the at least one active module is configured to implement an antenna function; and a common part, connected to the active part and the antenna part, and shared by the at least one active module in the active part, where the common part includes at least one common module.
|Multiband antenna and slotted ground plane therefore|
A multiband antenna including a ground plane having at least one periphery, at least one non-radiative slot being formed along the at least one periphery, a first plurality of radiating elements mounted on the ground plane adjacent to the at least one periphery and radiating in a first frequency band and a second plurality of radiating elements mounted on the ground plane adjacent to the at least one periphery and radiating in a second frequency band, the second frequency band being higher than the first frequency band.. .
|Horizontally polarized omni-directional antenna apparatus and method|
An alford antenna array having at least three driven elements disposed on a substrate, a first portion of each driven element being disposed on one side of the substrate, and a second portion of said each driven element being disposed on a second side of the substrate. At least one of the driven elements has a bent-dipole alford loop coupled to two feed points and has an acute-angle dipole feed point and acute-angle loaded ends.
|Antenna arrangement, communication appliance and antenna structure|
In various embodiments, an antenna arrangement is provided. The antenna arrangement may include at least one integrated circuit; at least one loop antenna that is coupled to the integrated circuit and that forms a loop antenna region; at least one antenna that is coupled to the integrated circuit and that has a magnet core; wherein at least one portion of the magnet core is arranged above a portion of the loop antenna region; wherein the portion of the magnet core overlaps the portion of the loop antenna region; or wherein the portion of the magnet core does not overlap the portion of the loop antenna region..
|Slot-type augmented antenna|
The present invention relates to an augmented antenna capable of operating in a wider frequency band, and receiving and reradiating radio signals. The augmented antenna includes radiation patterns formed using a plurality of radiation slots having multiple coupling regions.
A multi-antenna system including a substrate, a ground element, a first antenna element, a second antenna element and a decoupling element is provided. The ground element is disposed on a first surface of the substrate, and the decoupling element is disposed on a second surface of the substrate.
|Method of antenna impedance mismatch compensation based on time-to-digital converter phase estimation|
A method for an antenna mismatch compensation may include determining an amplitude ratio by measuring a ratio of amplitudes of a reflected signal and an incident signal of an antenna tuning circuit coupled to an antenna. A time difference between the reflected signal and the incident signal may be measured.
|Tunable multiband antenna with passive and active circuitry|
An electronic device may have an antenna for providing coverage in wireless communications bands of interest such as a low frequency communications band and a high frequency communications band. The antenna may have an antenna ground and an antenna resonating element.
|Portable electronic device housing having insert molding around antenna|
Embodiments are described herein in the context of housings for electronic devices. In one embodiment, a housing can make use of an outer member, which can be formed of glass.
|Antenna pattern frame and method and mold for manufacturing the same|
An antenna pattern frame according to an aspect of the invention may include: a radiator having an antenna pattern portion transmitting and receiving a signal and a connection terminal portion allowing the signal to be transmitted to and received from a circuit board of an electronic device; a connection portion partially forming the radiator and connecting the antenna pattern portion and the connection terminal portion to be arranged in different planes; and a radiator frame manufactured by injection molding on the radiator so that the antenna pattern portion is provided on one side of the radiator frame and the connection terminal portion is provided on the other side thereof while the antenna pattern portion is embedded in the electronic device case.. .
|Tunable antenna and wireless communication device employing same|
A tunable antenna including a dielectric substrate, a main antenna, and a resonating antenna is disclosed. The dielectric substrate is made of dielectric constant-tunable material.
A multiband antenna includes a feed end, a first ground end, a second ground end, a ground path, parasitic member, a first resonating member, and a second resonating member. The ground path is connected between the feed end and the first ground end.
A hybrid antenna includes a dielectric substrate and a stamping element. The stamping element includes a main radiator, a first holder, a second holder, a feeding element, and an extension branch.
|Multiple beam formation for rf chip-based antenna array|
A method for selectively performing beam formation using a rf chip-based antenna array is described. The method includes determining whether to use a plurality of antenna arrays in one or more common carrier substrates in either a single group or a plurality of groups.
|Multi-beam smart antenna for wylan and pico cellular applications|
Multi-beam smart antenna for wlan and cellular applications preferably has a steerable antenna system with a dipole antenna element located at the center of a ground plane. A first conductor is oriented parallel and collinear with a second conductor, and the ground plane is located therebetween.
|Gps antenna diversity and noise mitigation|
A system and method for improving acquisition sensitivity and tracking performance of a gps receiver using multiple antennas is provided. In an embodiment, the acquisition sensitivity can be improved by determining the correlation weight of each received path signal path associated with one antenna form a plurality of antennas and then combining the path signals based on their respective correlation weight.
|Indoor trilateralization using digital off-air access units|
A system for indoor localization using satellite navigation signals in a distributed antenna system. The system includes a plurality of off-air access units (oaaus), each operable to receive an individual satellite navigation signal from at least one of a plurality of satellite navigation systems (e.g., gps, glonass, galileo, qzss, or beidou) and operable to route signals optically to one or more daus.
|Indoor localization using digital off-air access units|
A system for indoor localization using satellite navigation signals in a distributed antenna system includes a plurality of off-air access units (oaaus). Each of the plurality of oaaus is operable to receive an individual satellite navigation signal from at least one of a plurality of satellites and operable to route signals optically to one or more daus.
|Method and apparatus for establishing communications with a satellite|
A mobile satellite radio equipped with a phased array antenna configures the phased array antenna in one or more non-directional operating modes in order to initially detect a signal from a communication satellite. Once a signal has been received from the satellite, frequency information determined in the course of operating in the one or more non-directional modes is used to configure the mobile satellite radio for operation in a subsequent stage when the phased array antenna is configured in a directional mode.
|Compound circuit board and radar device|
A compound circuit board for a radar device includes a first substrate including a plurality of trace layers having a first trace layer formed with a digital signal processing unit and an electronic control unit in a first area, a second substrate including a plurality of trace layers having a second trace layer formed with an antenna module in a second area, and a prepreg layer between the first and second substrates for connecting the first and second substrates, wherein the first area and the second area in a first projecting result generated by projecting the first trace layer on the second trace layer are substantially overlapped.. .
|Radar device for an automotive radar system|
A radar device for an automotive radar system includes a base, a first antenna module including a first transmitting antenna and a plurality of first receiving antennas for emitting a detection signal and generating a first signal receiving result, wherein the first antenna is fixed on the base, a second antenna module including a second transmitting antenna and a plurality of second receiving antennas for emitting the detection signal and generating a second signal receiving result, wherein the second antenna is fixed on the base, and a control system disposed in the base and coupled to the first antenna module and the second antenna module for outputting the detection signal to the first transmitting antenna and the second antenna and processing the first signal receiving result and the second signal receiving result.. .
|Tactile and visual smoke detector system|
A multi-feedback fire alarm system incorporating a wearable signal notification article is provided. The system detects fire threats and notifies users of specific threat types, even when the user is not in proximity to a detection unit.