Abstract: A sky sensor device for measuring direct normal illuminance (DNE) value is described. One sky sensor device includes a camera sensor to capture a series of images, an illuminance sensor to measure illuminance, and a processing device coupled to the camera sensor and the illuminance sensor. The processing device determines a DNE value using the series of images and the illuminance.

Abstract: An electronic device for controlling switching timing is described. The electronic device includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device also includes a processor coupled to the load voltage measuring circuitry. The processor is configured to determine whether a load voltage spike is indicated by the load voltage measurement. The processor is configured to control switching timing based on whether a load voltage spike is indicated.

Abstract: An electronic device for controlling switching timing is described. The electronic device includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device also includes a processor coupled to the load voltage measuring circuitry. The processor is configured to determine whether a load voltage spike is indicated by the load voltage measurement. The processor is configured to control switching timing based on whether a load voltage spike is indicated.

Abstract: An electronic device is described. The electronic device includes current measuring circuitry configured to measure load current to produce a load current measurement. The electronic device also includes a processor coupled to the current measuring circuitry. The processor is configured to calculate an estimated load current slope based on the load current measurement and to determine a predicted zero-cross point based on the estimated load current slope to minimize damaging voltage spike creation.

Abstract: An electronic device for controlling switching circuitry is described. The electronic device includes line voltage measuring circuitry configured to measure a line voltage to produce a line voltage measurement. The electronic device also includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device further includes a processor coupled to the line voltage measuring circuitry and the load voltage measuring circuitry. The processor is configured to adjust a control signal for a transition of the switching circuitry based on the line voltage measurement and the load voltage measurement to minimize heat generation and electromagnetic interference creation by the switching circuitry.

Abstract: An electronic device for detecting switching circuitry failure is described. The electronic device includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device also includes a processor coupled to the load voltage measuring circuitry. The processor is configured to detect switching circuitry failure based on the load voltage measurement. The processor is configured to control the switching circuitry based on whether switching circuitry failure is detected.

Abstract: An electronic device for detecting a load type is described. The electronic device includes zero-cross circuitry configured to detect a line voltage zero cross and includes switching circuitry configured to perform switching based on the line voltage zero cross to supply a load voltage. The electronic device further includes load voltage measuring circuitry configured to measure the load voltage. The electronic device additionally includes a processor configured to determine a load type based on the load voltage measurement and configured to control the switching circuitry to drive the load based on the load type. An electronic device for detecting load coupling is also described. The electronic device includes load voltage measuring circuitry configured to measure load voltage without activating the load voltage. The electronic device also includes a processor configured to determine whether a load is coupled based on the load voltage measurement.

Abstract: A method of adjusting power settings on a wireless device is described. The method includes applying a default power setting. The method also includes receiving region information from a central configuration device. The method also includes determining a power setting based on the region information. The method also includes applying the power setting.

Abstract: An electronic device is described. The electronic device includes current measuring circuitry configured to measure load current to produce a load current measurement. The electronic device also includes a processor coupled to the current measuring circuitry. The processor is configured to calculate an estimated load current slope based on the load current measurement and to determine a predicted zero-cross point based on the estimated load current slope to minimize damaging voltage spike creation.

Abstract: An electronic device for controlling switching circuitry is described. The electronic device includes line voltage measuring circuitry configured to measure a line voltage to produce a line voltage measurement. The electronic device also includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device further includes a processor coupled to the line voltage measuring circuitry and the load voltage measuring circuitry. The processor is configured to adjust a control signal for a transition of the switching circuitry based on the line voltage measurement and the load voltage measurement to minimize heat generation and electromagnetic interference creation by the switching circuitry.

Abstract: An electronic device is described. The electronic device includes line voltage measuring circuitry configured to measure a line voltage to produce a line voltage measurement. The electronic device also includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device further includes a processor coupled to the line voltage measuring circuitry and the load voltage measuring circuitry. The processor is configured to adjust a voltage ramp waveform for a transition of a first metal-oxide-semiconductor field-effect transistor (MOSFET) and a second MOSFET based on the line voltage measurement and the load voltage measurement to minimize heat generation and electromagnetic interference creation by the MOSFETs. The first MOSFET and the second MOSFET control a current to a load in an alternating current configuration.

Abstract: An electronic device for controlling switching timing is described. The electronic device includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device also includes a processor coupled to the load voltage measuring circuitry. The processor is configured to determine whether a load voltage spike is indicated by the load voltage measurement. The processor is configured to control switching timing based on whether a load voltage spike is indicated.

Abstract: An electronic device for detecting a load type is described. The electronic device includes zero-cross circuitry configured to detect a line voltage zero cross and includes switching circuitry configured to perform switching based on the line voltage zero cross to supply a load voltage. The electronic device further includes load voltage measuring circuitry configured to measure the load voltage. The electronic device additionally includes a processor configured to determine a load type based on the load voltage measurement and configured to control the switching circuitry to drive the load based on the load type. An electronic device for detecting load coupling is also described. The electronic device includes load voltage measuring circuitry configured to measure load voltage without activating the load voltage. The electronic device also includes a processor configured to determine whether a load is coupled based on the load voltage measurement.

Abstract: An electronic device for detecting switching circuitry failure is described. The electronic device includes load voltage measuring circuitry configured to measure a load voltage to produce a load voltage measurement. The electronic device also includes a processor coupled to the load voltage measuring circuitry. The processor is configured to detect switching circuitry failure based on the load voltage measurement. The processor is configured to control the switching circuitry based on whether switching circuitry failure is detected.

Abstract: A method of adjusting power settings on a wireless device is described. The method includes applying a default power setting. The method also includes receiving region information from a central configuration device. The method also includes determining a power setting based on the region information. The method also includes applying the power setting.