Abstract: A semiconductor device includes a device layer, a first passivation layer, an aluminum pad, a second passivation layer, an under-ball metallurgy (UBM) pad and a connector. The device layer is disposed over a substrate, wherein the device layer includes a top metal feature. The first passivation layer is disposed over the device layer. The aluminum pad penetrates through the first passivation layer and is electrically connected to the top metal feature. The second passivation layer is disposed over the aluminum pad. The UBM pad penetrates through the second passivation layer and is electrically connected to the aluminum pad. The connector is disposed over the UBM pad. In some embodiments, a first included angle between a sidewall and a bottom of the aluminum pad is greater than a second included angle between a sidewall and a bottom of the UBM pad.

Abstract: Devices and techniques are generally described for providing a graphical user interface. In some examples, first image data may be sent to a computing device, that when rendered is effective to display a first combination of items disposed together in a first environment and a first selectable control. In some examples, first data may be received indicating a selection of the first selectable control. In various examples, a first computing device may determine first feature data representing the first image data. In some examples, the first computing device may determine second image data using the first feature data. In some examples, the second image data may be sent to a second computing device. The second image data, when rendered, may be effective to display a second combination of items disposed together in a second environment.

Abstract: A method is provided for testing switch signals of an inverter of an electric machine of a drive system of a motor vehicle. The electric machine is controlled via a pulse-width modulation generated by a control unit using a target duty cycle and a triangular-waveform voltage sequence. An actual duty cycle of a current pulse-width modulation is continuously ascertained from the switch signals and compared with the target duty cycle of the control unit.

Abstract: An inverter device includes a connection device and a housing in which an inverter circuit, a switching device and a control device are accommodated. The inverter circuit is connected to a direct current (DC) circuit and to an electric machine via the connection device, and the switching device is connected to the DC circuit and to resistor via the connection device. The inverter circuit is actuated by the control device to operate the electric machine, and the switching device is actuated by the control device to selectively energize one of the resistor or the DC circuit via the inverter circuit.

Abstract: A waste collection apparatus for collecting waste in water is provided. The waste collection apparatus includes a floating device and a waste collection device coupled to the floating device. The waste collection device includes a fluid ejection element, and the flow out of the fluid ejection element flows toward a space where waste is collected.

Abstract: A semiconductor device includes a device layer, a first passivation layer, an aluminum pad, a second passivation layer, an under-ball metallurgy (UBM) pad and a connector. The device layer is disposed over a substrate, wherein the device layer includes a top metal feature. The first passivation layer is disposed over the device layer. The aluminum pad penetrates through the first passivation layer and is electrically connected to the top metal feature. The second passivation layer is disposed over the aluminum pad. The UBM pad penetrates through the second passivation layer and is electrically connected to the aluminum pad. The connector is disposed over the UBM pad. In some embodiments, a first included angle between a sidewall and a bottom of the aluminum pad is greater than a second included angle between a sidewall and a bottom of the UBM pad.

Abstract: A multiphase voltage transformer for an electrical supply network for supplying an electrical machine with electrical energy from an electrical energy storage system. This electrical supply network includes the multiphase voltage transformer, an output current converter connected downstream of this transformer and an intermediate circuit connected between the transformer and the output current converter. The transformer includes a circuit arrangement having parallel-connected voltage transformer units at the input end, each of these units having an inductance and two semiconductor switch units and a control unit for actuating the semiconductor switch units. The control unit is configured so as to actuate the semiconductor switch units in an intermediate circuit discharging operation such that it powers down the intermediate circuit voltage of the intermediate circuit in less than a second into the low voltage range.

Abstract: A circuit for discharging an energy store of a drive system includes a power electronics unit in an on-board electrical system and a single-phase DC/DC converter connected upstream of the drive system. The converter includes a first capacitor, a coil connected downstream of the first capacitor, a first switch, a second switch connected downstream of the coil, and a second capacitor connected downstream of the second switch. The first switch is for a first current circuit including the first capacitor and the coil, and the second switch is for a second current circuit including the first capacitor, the second capacitor, and the coil. During a discharge process, the first switch and the second switch are designed to be switched in an alternating manner and differently relative to each other such that either the first current circuit or the second current circuit is closed to actively discharge the energy store.

Abstract: A multiphase voltage transformer for an electrical supply network for supplying an electrical machine with electrical energy from an electrical energy storage system. This electrical supply network includes the multiphase voltage transformer, an output current converter connected downstream of this transformer and an intermediate circuit connected between the transformer and the output current converter. The transformer includes a circuit arrangement having parallel-connected voltage transformer units at the input end, each of these units having an inductance and two semiconductor switch units and a control unit for actuating the semiconductor switch units. The control unit is configured so as to actuate the semiconductor switch units in an intermediate circuit discharging operation such that it powers down the intermediate circuit voltage of the intermediate circuit in less than a second into the low voltage range.

Abstract: The present disclosure provides phenyl biphenylpyrimidine compounds of formula (I) and an organic electroluminescent device using the same: wherein X1 and A1 each independently represents substituted or unsubstituted C6-30 aryl or substituted or unsubstituted C5-30 heteroaryl having at least one heteroatom selected from the group consisting of N, O, and S, and n represents an integer of 1 or 2.

Abstract: A method for updating a vehicle reference speed for a vehicle is disclosed. The method includes increasing brake pressure to at least one wheel of the plurality of wheels and determining, via an electronic control unit, that a first wheel speed of the at least one wheel is less than a second wheel speed of another wheel of the plurality of wheels. The method also includes estimating the vehicle reference speed of the vehicle based upon the first wheel speed of the at least one wheel.

Abstract: Systems and methods for dynamically distributing brake torque among a plurality of brakes of a vehicle are provided. In one example, a method includes detecting a braking distribution condition; calculating a weight distribution for the vehicle based on a longitudinal acceleration and a lateral acceleration associated with the vehicle to provide a calculated weight distribution; calculating a brake torque limit for each of the plurality of brakes based on the calculated weight distribution to provide calculated brake torque limits; calculating a target brake torque for each of the plurality of brakes based on a driver-demanded brake torque to provide target brake torques; and comparing the calculated brake torque limits with corresponding target brake torques.

Abstract: The present disclosure provides phenyl biphenylpyrimidine compounds of formula (I) and an organic electroluminescent device using the same: wherein X1 and A1 each independently represents substituted or unsubstituted C6-30 aryl or substituted or unsubstituted C5-30 heteroaryl having at least one heteroatom selected from the group consisting of N, O, and S, and n represents an integer of 1 or 2.

Abstract: A collapsible storage box structure includes a soft cloth box body and bottom plate, the opening of the box body provided with a frame, and two sides of the box body are respectively covered with a hard side plate; the bottom plate is made of hard material covered with soft cloth, a center of a bottom face of the soft cloth is in connection with a bottom of the box body in a straight line shape, upon use, the bottom plate is pressed downward to hold the storage box open, and while not in use, the bottom plate is pulled upward to allow the two side plates to be folded in a central portion of the storage box, and the two side plates and bottom plate are then folded and stacked together to form a flat body, thereby facilitating carrying and collecting.

Abstract: Compounds of formula (I) and organic electroluminescent devices containing a cathode, an anode, and an organic layer, wherein the organic layer containing the compounds of formula (I) are disclosed.

Abstract: A method is disclosed for mitigating wheel hop of a motor vehicle. The method may involve detecting an oscillation of a wheel speed of a driven wheel of the motor vehicle of the motor vehicle. When oscillation of the wheel is detected, a low amplitude, high frequency ripple braking signal is applied to a brake caliper associated with the wheel to modulate a braking action acting on the wheel.

Abstract: A method for updating a vehicle reference speed for a vehicle is disclosed. The method includes increasing brake pressure to at least one wheel of the plurality of wheels and determining, via an electronic control unit, that a first wheel speed of the at least one wheel is less than a second wheel speed of another wheel of the plurality of wheels. The method also includes estimating the vehicle reference speed of the vehicle based upon the first wheel speed of the at least one wheel.

Abstract: Systems and methods for dynamically distributing brake torque among a plurality of brakes of a vehicle are provided. In one example, a method includes detecting a braking distribution condition; calculating a weight distribution for the vehicle based on a longitudinal acceleration and a lateral acceleration associated with the vehicle to provide a calculated weight distribution; calculating a brake torque limit for each of the plurality of brakes based on the calculated weight distribution to provide calculated brake torque limits; calculating a target brake torque for each of the plurality of brakes based on a driver-demanded brake torque to provide target brake torques; and comparing the calculated brake torque limits with corresponding target brake torques.

Abstract: A collapsible storage box structure includes a soft cloth box body and bottom plate, the opening of the box body surrounded with a fame, and two sides of the box body are respectively covered with a hard side plate; the bottom plate is made of hard material covered with soft cloth, a center of a bottom face of the soft cloth is in connection with a bottom of the box body in a straight line shape, upon use, the bottom plate is pressed downward to hold the storage box open, and while not in use, the bottom plate is pulled upward to allow the two side plates to be folded inward a center of the storage box, and the two side plates and bottom plate are then folded and stacked together to form a flat body, thereby facilitating carrying and collecting.

Abstract: A method is disclosed for mitigating wheel hop of a motor vehicle. The method may involve detecting an oscillation of a wheel speed of a driven wheel of the motor vehicle of the motor vehicle. When oscillation of the wheel is detected, a low amplitude, high frequency ripple braking signal is applied to a brake caliper associated with the wheel to modulate a braking action acting on the wheel.