Abstract: An integrated mounting and cooling apparatus includes a housing body having a first mounting surface configured to receive electronic components to be cooled and a heat dissipation channel extending through the housing body under the first mounting surface. An array of cooling fins is disposed in the heat dissipation channel. The apparatus is configured to serve as a mounting surface for the electronic components, as a housing for the electronic components, and a heat-sink to cool the electronic components.

Abstract: A control system for a wireless power switch without a NEUTRAL wire comprises a wireless controlled power switch with both terminals connected between a LINE wire and a switch wire of a switch box without the NEUTRAL wire; a power acquiring device having two power input terminals respectively connected to the LINE wire and the switch wire of the switch box; and a wireless automation control device receiving an output voltage of the power acquiring device as the required power, the wireless automation control device controlling open or close of the wireless controlled power switch according to wireless control signal wirelessly. Specifically, a load device is connected between the switch wire and the NEUTRAL wire, and impedance between the two power input terminals of the power acquiring device is substantially larger than impedance of the load device.

Abstract: A microelectromechanical system (MEMS) resonator includes a resonant semiconductor structure, drive electrode, sense electrode and electrically conductive shielding structure. The first drive electrode generates a time-varying electrostatic force that causes the resonant semiconductor structure to resonate mechanically, and the first sense electrode generates a timing signal in response to the mechanical resonance of the resonant semiconductor structure. The electrically conductive shielding structure is disposed between the first drive electrode and the first sense electrode to shield the first sense electrode from electric field lines emanating from the first drive electrode.

Abstract: An ultra-low power clock source includes a compensated oscillator and an uncompensated oscillator coupled by a comparator circuit. In an example, the compensated oscillator is more stable than the uncompensated oscillator with respect to changes in one or more of temperature, voltage, age, or other environmental parameters. The uncompensated oscillator includes a configuration input configured to adjust an operating characteristic of the uncompensated oscillator. In an example, the uncompensated oscillator is adjusted using information from the comparator circuit about a comparison of output signals from the compensated oscillator and the uncompensated oscillator.

Abstract: A wireless power receiving device includes a first coil partially disposed in an outer region and configured to transmit and/or receive data; and a second coil disposed inwardly of an inner boundary line of the outer region and configured to receive wirelessly transmitted power, wherein a center defined by an inner boundary line and a center defined by an outer boundary line of the second coil are different from each other.

Abstract: Implementations of an electrical switch device are provided. In some implementations, the electrical switch device may be used to operate electrically powered firearm accessories (e.g., lasers and illumination tools). In some implementations, the electrical switch device may be conductively connected to a firearm accessory by a flexible cable having a connector thereon. In this way, the electrical switch device may be remotely positioned relative to the firearm accessory to which it is attached. In some implementations, the electrical switch device may be secured to a mounting interface (e.g., KeyMod or M-LOK® accessory mounting slots and/or a Picatinny rail) for firearm accessories. In some implementations, the electrical switch device may include user selectable programs that control the operation of connected firearm accessories.

Abstract: An apparatus for wirelessly receiving power via a wireless field generated by a transmitter includes a resonator configured to generate electrical current to power or charge a load based on a voltage induced in the resonator in response to the wireless field, a first variable capacitor electrically coupled to the resonator and configured to adjust a first capacitance of the first variable capacitor responsive to a first control signal, a second variable capacitor electrically coupled to the resonator and configured to adjust a second capacitance of the second variable capacitor responsive to a second control signal, and a control circuit configured to adjust and apply the first control signal and the second control signal to the first variable capacitor and the second variable capacitor, respectively, to adjust a resonant frequency of the resonator and a voltage output to the load based on an electrical characteristic indicative of a level of power output to the load.

Abstract: Provided is a pulse area modulation apparatus including: a register configured to receive and store PCM data having n+m bits per a sample; an amplitude shaping unit configured to shape an amplitude of an output pulse to correspond to the n bits; a duration forming unit configured to form duration of the output pulse to correspond to the m bits; and a charge accumulation means providing an output pulse, wherein a pulse area of the output pulse defined by the amplitude and the duration is modulated according to the sample.

Abstract: In order to stably supply power even under a condition such that variations in a transmission environment occur constantly and irregularly in a wireless power transmission, a wireless power transmission control device of the present invention includes: a data collection means for obtaining data indicating the characteristics of a transmission medium for wireless transmission of power via a receiving antenna provided in a movable body; a data prediction means for deriving predicted transmission characteristics that predict a change in the characteristics of the transmission medium by using the data and for calculating a control parameter corresponding to the predicted transmission characteristics; and a parameter control means for controlling the movable body and the receiving antenna by using the control parameter.

Abstract: The present invention relates to a wireless power transmission apparatus and a method therefor, and more particularly to a wireless power transmission apparatus for supplying wirelessly power to a plurality of wireless power reception devices using different wireless power transmission/reception means. A wireless power transmission apparatus according the present invention includes: a power transmission module for transmitting wirelessly power by means of the magnetic field of one of a plurality of predetermined frequency bands; a communication module for communicating with a wireless power reception device; and a controller for setting a power transmission mode based on a plurality of device profiles reflecting the frequency bands used for wireless power transmission/reception received from a plurality of wireless power reception devices.

Abstract: Methods, systems, and computer readable media are disclosed for thermal management of a system of one or more electric components. In some examples, the system includes a housing, one or more electric components, one or more temperature sensors on or in the housing, and a thermal management circuit coupled to the electric components and the temperature sensors. The thermal management circuit is configured to monitor the temperature sensors and, based on monitoring the temperature sensors, cause at least a first electric component to curtail power consumption, thereby reducing heat generating by the first electric component.

Abstract: A master device supplies a power supply voltage through a power transmission line to a slave device that generates an operation signal indicating the contents of an operation received by an operation unit. The slave device includes an operation execution switch that is turned on to apply a reference voltage to the power transmission line, upon reception of the operation by the operation unit. The master device determines whether or not a current accompanying a pilot signal is flowing through the power transmission line, while intermittently sending the pilot signal to the power transmission line in the state of stopping the supplying of the power supply voltage to the slave device. If it is determined that the current is flowing, the master device supplies the power supply voltage to the slave device.

Abstract: Embodiments provide a wireless power receiving device. The wireless power receiving device having a metal body, includes a hole formed in one side of the metal body, a plastic film having a logo displayed on a surface thereof so as to be exposed outward through the hole, a receiving coil attached to a remaining surface of the plastic film, a first magnetism-shielding material attached to a surface of the receiving coil, and a second magnetism-shielding material formed on a bonding plane of the receiving coil and the metal body. The wireless power receiving device may minimize heat emission and power consumption by preventing the generation of eddy current due to the metal body thereof.

Abstract: According to one embodiment, an electronic device includes a power supply, a port and a circuit. The port is configured to connect with an external device. The circuit is configured to control the power supply to supply a first voltage to the external device connected with the port if a system status of the electronic device is not a power-saving status, and to supply a second voltage different from the first voltage to the external device if the system status of the electronic device is the power-saving status.

Abstract: A timing device that includes an OTP NVM, a first periodic signal generator operable to generate a periodic signal having a first frequency, a second periodic signal generator operable to generate a periodic signal having a frequency that is lower than the first frequency, and selection logic. In a first operating mode, the selection logic is configured to output the first periodic signal at an output terminal as long as a crystal clock feedback signal is received at the input terminal and output the second periodic signal when the crystal clock feedback signal is not received at the input terminal. In a second operating mode, the selection logic is configured to output the first periodic signal as long as a output enable signal is received at the input terminal and not provide any output at the output terminal when the output enable signal is not received at the input terminal.

Abstract: A power supply apparatus includes a power supply unit that wirelessly supplies power to an electronic apparatus, a communication unit that communicates with the electronic apparatus, and a control unit that controls, based on whether information regarding the electronic apparatus that is received from the electronic apparatus is updated by the electronic apparatus, power to be supplied from the power supply apparatus to the electronic apparatus.

Abstract: Embodiments disclosed herein may generate and transmit power waves that, as result of their physical waveform characteristics (e.g., frequency, amplitude, phase, gain, direction), converge at a predetermined location in a transmission field to generate a pocket of energy. Receivers associated with an electronic device being powered by the wireless charging system, may extract energy from these pockets of energy and then convert that energy into usable electric power for the electronic device associated with a receiver. The pockets of energy may manifest as a three-dimensional field (e.g., transmission field) where energy may be harvested by a receiver positioned within or nearby the pocket of energy.

Abstract: An electronic component includes a wiring substrate, a heating element, a first support, a second support, and a container. The heating element, the first support, and the second support are electrically connected to the wiring substrate. Each of the first support and the second support includes a protrusion portion, and the protrusion portion of the second support is shorter than the protrusion portion of the first support.

Abstract: A vehicle includes a traction battery, an electric machine, and a variable voltage converter. The variable voltage converter includes an inductor and is disposed electrically between the traction battery and electric machine. The vehicle also includes a controller programmed to issue duty cycle commands for the variable voltage converter based on a product of an AC component of current flowing through the inductor and a calibrated resistance.

Abstract: A power receiving apparatus to which power is transmitted from a power transmission apparatus through electric field coupling includes a parallel resonance circuit in which an active electrode and a passive electrode are connected, a capacitor and a first switch that change a resonance condition of the parallel resonance circuit, and a second switch that supplies or cuts off an AC voltage, outputted from the parallel resonance circuit, to or from a load. The power receiving apparatus also includes a communication unit that notifies of the start of communication with the power transmission apparatus and receives a response to the notification, a first switching unit that generates a signal to be sent to the power transmission apparatus, and a second switching unit that connects or disconnects the second switch based on the response received by the communication unit.