Abstract: A battery pack which has cell units in which top-side and bottom-side battery cells are connected in series, and is capable of switching the connection state of the cell units, wherein a control unit monitors voltage imbalances between the plurality of cell units, and also monitors whether or not a cell unit contact failure has occurred. In order to stop a charging/discharging when a contact failure occurs, a signal (abnormality stoppage signal or charging stoppage signal) for stopping discharge is produced and outputted to the electrical device body-side.

Abstract: Systems, methods, and devices are disclosed herein for developing a cell design. Operations of a plurality of electrical cells are simulated to collect a plurality of electrical parameters. A machine learning model is trained using the plurality of electrical parameters. The trained machine learning model receives data having cell layout design constraints. The trained machine learning model determines a cell layout for the received data based on the plurality of electrical parameters. The cell layout is provided for further characterization of electrical performance within the cell layout design constraints.

Abstract: Pathways between reference locations in a physical system are generated based on a layout table. Nodes and edges of the directed graph are associated with cell locations of the layout table. The cell locations define features of the reference locations. Parameters of the nodes and edges are defined based on descriptors recalled from the cells associated with the nodes and edges. The nodes and edges are configured based on the descriptors. Path data regarding potential pathways is generated based on the defined nodes and edges.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for using neural networks having contiguous sparsity patterns. One of the methods includes storing a first parameter matrix of a neural network having a contiguous sparsity pattern in storage associated with a computing device. The computing device performs an inference pass of the neural network to generate an output vector, including reading, from the storage associated with the computing device, one or more activation values from the input vector, reading, from the storage associated with the computing device, a block of non-zero parameter values, and multiplying each of the one or more activation values by one or more of the block of non-zero parameter values.

Abstract: A method of a charging apparatus for controlling wireless charging is provided. The method includes detecting an electronic device, determining a charging method corresponding to the detected electronic device, and wirelessly charging the electronic device by selecting a coil corresponding to the determined charging method.

Abstract: Systems and methods for operating an electric energy storage system are described. The systems and methods include ways of coupling electric energy storage cell stacks to an electric conductor or bus. The coupling is performed to reduce current flow through contactors and to increase a life span of the contactors.

Abstract: A stand for a portable media device having a cap attached to a base. The base has body having a series of openings through which ballast is allowed to flow when the stand is being positioned. The ballast preferably made up of beads, such as glass or plastic, or sand. The ballast and the base are positioned within a bladder that is preferably a stretchy or resilient material. A rounded conical cap is attached to the top of the bladder and partially encapsulates the bladder. The cap is configured for positioning of a portable media device on the cap and/or for attachment of a portable media device to the cap. The cap serves to provide structure to the rounded bladder as well as to distribute the weight of a portable media device positioned on the cap. The cap has preferably a magnetic mechanism that is configured to magnetically attach to a portable media device or to a magnet position within a portable media device or affixed to the portable media device or a case on the portable media device.

Abstract: Techniques include configuring a sequential circuit monitor having been generated by applying a quantifier elimination to each random bit position of random inputs associated with a formal verification driver and selecting a value for random inputs to drive a next stage logic of sequential circuit simulation monitor, a state of the next stage logic being used by sequential circuit simulation monitor to generate sequential inputs to match those permitted by formal verification driver, formal verification driver being specified for a DUT input interface. An equivalence check between sequential circuit simulation monitor and original formal driver matches the same set of sequential inputs permitted original formal driver.

Abstract: A battery management system and method to control charging of a battery is provided. The system determines whether a current capacity of the battery is greater than a predetermined threshold percentage of an original rated capacity of the battery, in response to initiation of a charging cycle of the battery being detected, controls the battery to be charged with a first voltage, in response to the current capacity of the battery being determined to be greater than the predetermined threshold percentage of the original rated capacity of the battery, and controls the battery to be charged with a second voltage, in response to the current capacity of the battery being determined to be less than or equal to the predetermined threshold percentage of the original rated capacity of the battery.

Abstract: In brief, the invention relates in particular to a converter (100) comprising a plurality of rectifier arms (110), making it possible in particular to rectify AC electrical signals available on the electrical phases (U, V, W) of an electrical grid. To balance the electrical signals coming from the electrical phases (U, V, W) of the electrical grid, and to limit a modulation amplitude of the DC signal generated by the converter (100) between its output terminals (S1, S2), the converter (100) also comprises a correction arm (120) that determines an amplitude of electric current flowing in a neutral (N) of the electrical grid and that generates an opposing electric current of equal or if not close amplitude. The invention also relates to a two-way charger (10) comprising such a converter (100) and one or more active double bridges (200), such that an output (S3, S4) of the active double bridges (200) is electrically isolated from the converter (100).

Abstract: A coil module and a wireless power transmitting circuit using the same are disclosed. At least three sets of coils are configured to be connected in series and overlapped each other, which may, in one hand, increase the coupling coefficient between the power transmitting coil and the power receiving coil, and in the other hand, make the alternating magnetic field generated by the coil module more concentrated so as to reduce negative influences caused by the strayed magnetic field around the coil module.

Abstract: Electronic device and method for driving electronic device.

Abstract: A vehicle includes a traction battery and a controller. The controller, responsive to some cells of the traction battery achieving a first state of charge threshold, discharge other cells of the traction battery, each having a capacity greater than each of the some of the cells, to a second state of charge threshold that is greater than the first state of charge threshold without discharging the some of the cells. The controller then charges all of the cells at the same time such that the some of the cells and the other of the cells achieve a same predetermined target state of charge at a same time.

Abstract: Placement methods described in this disclosure provide placement and routing rules where a system implementing the automatic placement and routing (APR) method arranges standard cell structures in a vertical direction that is perpendicular to the fins but parallel to the cell height. Layout methods described in this disclosure also improve device density and further reduce cell height by incorporating vertical power supply lines into standard cell structures. Pin connections can be used to electrically connect the power supply lines to standard cell structures, thus improving device density and performance. The APR process is also configured to rotate standard cells to optimize device layout.

Abstract: It is an object of the invention to provide a method for efficiently charging a secondary battery. The method of the disclosure is a method for charging a secondary battery that includes step (A) for measuring an internal resistance of the secondary battery, and step (B) for increasing or decreasing the maximum charging voltage of the secondary battery in accordance with increase or decrease of the measured internal resistance.

Abstract: A method involving obtaining a resist deformation model for simulating a deformation process of a pattern in resist, the resist deformation model being a fluid dynamics model configured to simulate an intrafluid force acting on the resist, performing, using the resist deformation model, a computer simulation of the deformation process to obtain a deformation of the developed resist pattern for an input pattern to the resist deformation model, and producing electronic data representing the deformation of the developed resist pattern for the input pattern.

Abstract: A power control system, configured to exchange electric power with a battery pack, comprising: a power conversion device; and a controller, wherein the battery pack is configured to output a variation of a state-of-charge value among cells to the controller, the variation being determined based on at least one of a detection result from a voltage sensor or a detection result from a current sensor, and the controller is configured to control the power conversion device such that a maximum state-of-charge value among a plurality of the state-of-charge values of the cells is lower than an upper limit of a predetermined state-of-charge range and a minimum state-of-charge value among the state-of-charge values of the cells is higher than a lower limit of the predetermined state-of-charge range, the maximum state-of-charge value and the minimum state-of-charge value being values based on the variation.

Abstract: Provided are an electronic device and a control method for determining a power acquisition path at least on the basis of an attribute of power supplied from the outside of the electronic device and a state of the electronic device.

Abstract: A battery management system for a battery comprising at least one lithium sulphur battery cell. The battery management system comprising: a charging module operable to charge a lithium sulphur battery cell of the battery by delivering a pulsed charging current to the battery cell and to vary the duty cycle of the pulsed charging current so as to reduce the duty cycle of the pulsed charging current during charging of the battery cell.

Abstract: A debug system includes a chip to be tested and a debug controller. The chip to be tested includes a circuit to be tested, a debug access circuit and a debug protection circuit. When a protection function is not enabled, the debug protection circuit enables a communication between the debug access circuit and the chip to be tested, the debug controller accesses the data of the chip to be tested via the debug access circuit for debugging the circuit to be tested. When the protection function is enabled, the debug protection circuit blocks the communication between the debug access circuit and the chip to be tested, the debug controller transmits a message to the debug protection circuit via the debug access circuit, and the debug protection circuit determines whether to disable the protection function according to the message.