Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for training and using machine learning clustering models to determine conditions a satellite communication system. In some implementations, feature vectors for a time period are obtained. Each feature vector includes feature values that represent properties of a satellite communication system at a respective time during the time period. Each feature vector is provided as input to a machine learning model that assigns the feature vector to a based on the properties of the satellite communication system represented by the feature vector. Each cluster corresponds to a respective potential operating condition of the satellite communication system.

Abstract: Disclosed are various embodiments relating to a circuit board included in an electronic device and, according to one embodiment, the circuit board can comprise: at least one wire included on the circuit board, at least one conductive structure arranged on the circuit board in order to reinforce the circuit board, and arranged in order to electrically connect the at least one wire; and at least one conductive member included on the circuit board, and electrically connecting the at least one wire with the at least one conductive structure, and additional other various embodiments are possible.

Abstract: In an embodiment, a multiple-antenna heating, ventilation and air conditioning (HVAC) system includes a first antenna disposed along a return airflow path from an enclosed space to the multiple-antenna HVAC system, where the multiple-antenna HVAC system supplies conditioned air to the enclosed space. The multiple-antenna HVAC system also includes a second antenna disposed outside the return airflow path. The multiple-antenna HVAC system also includes a controller in communication with the first antenna and the second antenna, where the controller wirelessly communicates via the first antenna and the second antenna.

Abstract: A firearm usage monitoring system configured to store data about location, movement, orientation, and direction of a firearm while in use and includes a hard-wired data and power connection, configured to receive data and power from a wired source. A UART to USB controller is communicatively coupled to the data and power connection and configured to send data to and receive data from the data and power connection. A microprocessor sends data to and receives data from the UART to USB controller. A motion monitor is communicatively coupled to the microprocessor module further comprising a gyroscope, an accelerometer and a compass configured to communicate data about movement, orientation, and direction of the firearm. Memory is communicatively coupled to the microprocessor and the motion monitor. Data about the location and position of the firearm in 3D space is transmitted from the motion monitor and GPS and then stored in the memory.

Abstract: In accordance with a first aspect of the present disclosure, a communication device is provided, comprising: a first antenna configured to receive and transmit a first set of NFC signals, wherein said first set of NFC signals relates to NFC transactions; a second antenna configured to receive and transmit a second set of NFC signals, wherein said second set of NFC signals relates to wireless charging operations; a controller; and an antenna selection unit configured to select the first antenna or the second antenna in response to a selection signal received from said controller. In accordance with a second aspect of the present disclosure, a corresponding method for operating a communication device is conceived.

Abstract: A wireless antenna module includes a housing, at least a wireless antenna a main controller and an externally connection connector provided to the housing. The main controller has at least a processor which performs handling of information with other devices connected via the external connection connector.

Abstract: An NFC interface with an energy management function. The NFC interface has an independent energy antenna, and the NFC interface comprises an energy management module and an energy storage module, wherein the energy management module is electrically connected to the energy storage module; and the energy management module is used for charging the energy storage module according to electric energy collected by the energy antenna, and is further used for cutting off charging to the energy storage module when the energy storage module pulls down a voltage collected by the energy antenna to a first voltage threshold value.

Abstract: An electronic device is disclosed herein.

Abstract: According to one embodiment a circuit comprises a supply pin operable to receive a supply voltage, a non-volatile memory for storing one or more parameters, and a Near Field Communication (NFC) transceiver that is operable to receive data representing the one or more parameters. The circuit is operable to deactivate the NFC transceiver in response to receiving the supply voltage at the supply pin.

Abstract: In an aspect, a user equipment (UE) determines a mutual coupling signal associated with a transmit antenna and a receive antenna, determines a mutual coupling difference between the mutual coupling signal and a reference signal, determines a beat signal difference between a current beat signal and a previous beat signal, and determines an amount of micro-motion that is present within a near field. The UE determines whether human tissue is present within the near field based on the mutual coupling difference and the amount of micro-motion. Based on determining that the human tissue is present within the near field, the UE determines an amount of radio frequency exposure associated with the human tissue. Based on determining that the amount of radio frequency exposure exceeds a maximum permissible exposure, the UE reduces the amount of radio frequency exposure associated with the human tissue.

Abstract: A method and apparatus for detecting RF power comprising an input port configured to receive a high-power RF signal, at least one diamond chip attenuator, coupled to the input port, configured to attenuate the high-power RF signal, and an RF detector integrated circuit, coupled to the at least one diamond chip attenuator, configured to convert the attenuated RF signal into an output indicium representing a power level of the high-powered RF signal.

Abstract: The present disclosure concerns a near-field communication routing method and device, in a device including: a near-field communication router (22); at least one secure element; a user interface module (27); and a management unit (4), wherein the management unit selects a secure element towards which a communication is to be routed.

Abstract: A radio-frequency module is capable of being connected to an external substrate and includes a mounting substrate having a main face and a main face, which are opposed to each other, multiple ground terminals with which the mounting substrate is electrically connected to the external substrate, a PA mounted on the main face, and an LNA mounted on the main face. A communication apparatus includes the radio-frequency module.

Abstract: A wireless device including a receiver circuit coupled to a radio frequency receiver node, a frequency selective attenuator including an inductor and a first capacitor coupled in series to the radio frequency receiver node, and a second capacitor coupled in parallel with the first capacitor. The first capacitor has a first capacitance based on a blocker frequency and the second capacitor has a second capacitance that linearizes the frequency selective attenuator. A method of linearizing a frequency selective attenuator including detecting presence of a blocker signal, activating and programming a capacitor of the frequency selective attenuator to reduce a strength of the blocker signal, determining a frequency difference between the blocker signal and a receive frequency, and coupling a second capacitor to the frequency selective attenuator to linearize the frequency selective attenuator when the frequency difference is no more than an attenuation threshold.

Abstract: A radio-frequency module including a mounting substrate that has mounting faces opposed to each other; a PA that is mounted on the mounting face, that is a radio-frequency component, and that has an emitter terminal; a through electrode that is connected to the emitter terminal of the PA and that passes through the mounting faces of the mounting substrate; and a ground terminal connected to the through electrode.

Abstract: A system for wireless communications includes an antenna and a controller, the antenna configured to transmit electrical data signals, the electrical data signals including an encoded message signal. The encoded message signal including one or more encoded message words. The controller is configured to encode one or more message words, of a message signal, into one or more encoded message words of the encoded message signal, based on a coding format. The coding format correlates each of a plurality of correlated ratios with one of a plurality of format words. Each of the plurality of correlated ratios is a ratio of a duty cycle of a pulse to a respective period associated with one or both of the duty cycle and the pulse. Each of the one or more encoded message words are encoded as one of the plurality of correlated ratios.

Abstract: The present disclosure relates to methods and apparatus for wireless communication of a phased array repeater. The apparatus may receive, from a base station, a signal for a user equipment (UE) at a first frequency. The apparatus may also adjust, at the phased array repeater, the first frequency of the signal to a second frequency, where the first frequency may be adjusted by heterodyning. Additionally, the apparatus may transmit the signal to the UE at the second frequency. The present disclosure also relates to methods and apparatus for wireless communication. The apparatus may transmit a signal for a UE at a first frequency. Further, the apparatus may determine control information for tuning a frequency adjustment of the signal at a repeater. The apparatus may also transmit, to the repeater, the control information for tuning the frequency adjustment.

Abstract: A sensor system is disclosed for sensing the position of an object. The system can include a power source and a nullification circuit electrically connected to the power source, the nullification circuit including an output voltage. An electrical medium can be integrated into the nullification circuit, the electrical medium producing a standing wave electric field about the electrical medium when power is supplied from the power source to the electrical medium. The nullification circuit is configured such that the output voltage of the nullification circuit is substantially zero when power is supplied to the electrical medium and the object is not within a predetermined minimum distance from the electrical medium, the output voltage of the nullification circuit having a non-zero value when the object is within the predetermined minimum distance from the electrical medium.

Abstract: A multilayer printed circuit board (PCB) including a plurality of substrate layers formed in stack is provided. The multilayer printed circuit board includes a first substrate layer located on an outer side of the plurality of substrate layers, and a second substrate layer located on another outer side of the plurality of substrate layers that is opposite to the first substrate layer. The multilayer printed circuit board further includes a transmission line, connecting a first point of the first substrate layer and a second point of the second substrate layer, which passes through the first and second substrate layers, and includes a sub-transmission line disposed between and extended along at least two adjacent substrate layers among the plurality of substrate layers.

Abstract: The disclosure relates to research (No. GK17N0100, millimeter wave 5G mobile communication system development) that was conducted with the support of the “Cross-Departmental Giga KOREA Project” funded by the government (the Ministry of Science and ICT) in 2017. An Radio Frequency (RF) package module according to various embodiments and an electronic device including the RF package module are provided. The RF package module according to an embodiment includes a sub module including an Radio Frequency Integrated Chip (RFIC); an antenna configured to transmit and receive a signal wirelessly through a predetermined metal pattern; and a multi-layer circuit board including a plurality of layers in which a signal via for transferring the signal between the RFIC and the antenna and one or more ground vias are formed, wherein the antenna is spaced from the one or more ground vias by one or more anti-pads.