Abstract: Provided is a battery device high in safety and ease of use, which has no difficulty in returning to a normal state after discharge overcurrent is detected. The battery device includes a first charge/discharge control device including a first charge/discharge control transistor, and a first charge/discharge control circuit configured to detect the voltage of a secondary battery to control charging and discharging; a second charge/discharge control device including a second charge/discharge control transistor connected to an external terminal via the first charge/discharge control transistor, and a second charge/discharge control circuit configured to detect the voltage of the secondary battery to control charging and discharging; and a switch circuit arranged between an overcurrent detection terminal of the second charge/discharge control circuit and the external terminal. The switch circuit is turned on with a discharge stopping signal of the second charge/discharge control circuit.

Abstract: Aspects include techniques for selective boundary overlay insertion for hierarchical circuit design. A method may include determining, by a processing device, a block type of a child block. The method may further include electively inserting, by the processing device, at least one of an instantiated boundary overlay and a merged boundary overlay into the hierarchical circuit design based on the block type of the child block. The instantiated boundary overlay enables a parent block to pass a testing at an out-of-context level, and the merged boundary overlay enables the parent block to continue to pass the testing when the child block is inserted into the parent block associated with the child block.

Abstract: A portable, lightweight electric vehicle charging device includes a set of connector cables adapted to connect to battery terminals of first vehicle having an internal combustion engine and includes an EV cable adapted to connect via an EV power connector to a charging port of a second vehicle that is an electric vehicle. The charging device receives DC power from the battery terminals of the alternator, converts it to AC power using an inverter, conditions the output of the inverter, and outputs AC power of at least about 50 watts continuous to the electric vehicle charging port. In other aspects, higher levels out output power are provided, up to about 325 watts continuous, as is limited by the configuration of the charging device circuit and the power output of the first vehicle's alternator.

Abstract: Some embodiments relate to a power management system. The power management system includes a generator that provides a voltage output to a bus. The bus is adapted to be connected to a load. The power management system further includes a battery charger that is adapted to charge a battery. A generator controller operates the generator and also adjusts operating conditions of the battery charger. In some embodiments, the generator includes an internal combustion engine that drives an alternator. Embodiments are contemplated where the battery charger is adapted to receive power from a primary power source. As an example, the primary power source may be utility power or some other form of generator power.

Abstract: A method for performing wireless charging control of an electronic device and an associated apparatus are provided, where the method includes: performing at least one detection operation at a direct current (DC) output terminal of a rectifier of the electronic device to generate at least one detection result, wherein two alternating current (AC) input terminals of the rectifier are coupled to two terminals of a power input coil of the electronic device, and the at least one detection operation is not performed at the power input coil; and estimating input power of the power input coil according to the at least one detection result with aid of a set of predetermined data, and sending a packet carrying information corresponding to the estimated input power, for performing wireless charging foreign object detection (FOD), wherein the set of predetermined data is stored in a non-volatile (NV) memory of the electronic device.

Abstract: A method and system are provided for tuning parameters of a synthesis program for a design description. The method includes (a) ranking individual parameter impact by evaluating a design-cost function of each of the parameters. The method further includes (b) creating a set of possible parameter combinations that is ordered by an estimated-cost function. The method additionally includes (c) selecting, from the set of possible parameter combinations, top-k scenarios having best estimated costs to form a potential set, and running at least some of the top-k scenarios in parallel through the synthesis program. The method also includes (d) repeating steps (b)-(c) for one or more iterations until at least one of a maximum iteration limit is reached and an exit criterion is satisfied.

Abstract: Methods and systems are provided. One method includes receiving a request, at a server, to define an advisor account for a vehicle associated with a user account. The request identifies an advisor entity, a vehicle aspect to be assigned to the advisor entity, and privileges assigned to the advisor entity for the vehicle aspect. The method further includes generating the advisor account for the advisor entity as a sub-account of the user account that is associated with the vehicle. The method includes sending instruction data to the vehicle from the server, wherein the instruction data defines that the vehicle aspect is associated with the advisor account. The method also includes receiving data updates, at the server, from the vehicle for the vehicle aspect, from time to time. The data updates are displayable on a user interface that is accessible to the advisor entity, the user interface being rendered by the server that provides access to the advisor account.

Abstract: Electric and plug-in hybrid electric vehicles include a rechargeable traction battery. An automated vehicle charging system is configured to charge the traction battery with minimal operator intervention. The vehicle charging system includes at least one tire pad including a plurality of pressure-sensitive sensors arranged at known locations of the tire pad and outputting signals having a magnitude indicative of a pressure applied by a tire at the known locations. The vehicle charging system also includes at least one controller programmed to receive the signals and control movement of a transmit coil according to a position of the tire on the tire pad that is derived from the signals. The known locations may be generally equally spaced or unevenly spaced across the tire pad. The tire pad may include a tire stop to limit motion of the tire in one direction.

Abstract: A method for designing a system on a target device includes describing the system in a high-level synthesis language where the system includes a configurable clock to drive the system at a specified clock frequency. A hardware description language (HDL) of the system is generated from the high-level synthesis language. An initial compilation of the HDL of the system is performed in response to the specified clock frequency. Timing analysis is performed on the system after the initial compilation of the HDL to determine a maximum frequency which the system can be driven. The configurable clock is programmed to drive the system at the maximum frequency.

Abstract: According to an aspect, a plurality of nets are grouped into a plurality of buckets based on timing criticalities associated with the nets, and different TCRs are assigned to each of the buckets. For each of the nets, a TCR for the net is determined based on the TCR assigned to the bucket containing the net. Global routing of the net is performed according to the TCR and to one or more constraints associated with the net. The TCR for the net is incremented by a specified amount in response to the global routing of the net resulting in violating at least one of the one or more constraints associated with the net and to a stopping criteria not being met. The performing global routing and incrementing the TCR for the net is repeated.

Abstract: Embodiments relate to the emulation of circuits, and representation of unknown states of signals. A disclosed system (and method and computer program product) includes an emulation environment to convert a digital signal of a DUT in a form capable of representing an unknown state. In addition, the disclosed system converts digital logic circuits such as Boolean logic, flip flops, latches, and memory circuits to be operable with signals having unknown states. Thus, an unknown state of a signal is indicated and propagated through digital logic circuits represented in a disclosed semantic to enable prompt detection of improper operation of the DUT, for example, due to power shut down or inadequate initialization.

Abstract: Methods, systems, and products charge a battery in a mobile device. A calendric pattern describes habitual usage of the mobile device. The battery may thus be charged based on the calendric pattern.

Abstract: An energy storage system and a starting method thereof are disclosed. In one aspect, the energy storage system includes a battery system, a direct current (DC) contactor and a power supply. The battery system includes at least one battery rack, wherein the battery rack is configured to provide first power. The DC contactor electrically connects a current path between the battery system and a power conversion system. The power supply is electrically connected to the DC contactor. In the energy storage system, the DC contactor is configured to be turned on based on at least the first power.

Abstract: Provided are system and method for correcting a state-of-charging (SOC) of a battery. The system for correcting the SOC of the battery includes an SOC measuring unit measuring an SOC value of the battery, a storage unit storing preset operation ranges to determine whether charging/discharging of the battery is compensated, a determining unit determining an operation range corresponding to the SOC value of the battery among the preset operation ranges, and an SOC correcting unit adjusting a dead band in charging/discharging directions or charging/discharging power according to the result determined in the determining unit to correct the SOC value of the battery.

Abstract: A method and system are provided for timing analysis of an electronic circuit design. A timing graph defines a plurality of timing paths through different subsections of the electronic circuit design. A timing window is defined for each of the nodes included in a timing path. At least one preliminary round of a predetermined signal integrity analysis is executed on the circuit design based on the timing windows to identify at least one pair of crosstalk-coupled victim and aggressor nodes. Each victim node's timing window is adaptively adjusted according to a predetermined timing property thereof. At least one primary round of the predetermined signal integrity analysis is executed on the electronic circuit design based in part on this adaptively adjusted timing window for each victim node to generate a delay, which is annotated to the timing graph. A predetermined static timing analysis is executed based on the delay-annotated timing graph.

Abstract: According to one embodiment, there is provided a multilayer substrate including a ground layer and a signal layer. The ground layer includes a mesh ground having multiple openings. The signal layer is laid above the ground layer and including multiple signal lines. The multiple openings include first openings and second openings. The first openings overlap a first signal line from among the multiple signal lines when seen through in a direction perpendicular to a surface of the multilayer substrate. The second openings overlap the first signal line when seen through in the direction perpendicular to the surface of the multilayer substrate. The first openings have a first form, and the second openings have a second form different from the first form.

Abstract: A battery pack and a driving method thereof are disclosed. In one aspect, the method includes outputting first data at the first rack BMS, determining whether a response to the first data has been received, and driving the first rack BMS based on whether the response has been received.

Abstract: An apparatus and method of wirelessly charging a battery are disclosed. The wireless charging system may include a charge receiver, charge transmitter, and an active control sheet. The active control sheet may include a plurality of cells. The plurality of cells may be activated or deactivated according to the location of the charge receiver relative to the charge transmitter. Charging may be initiated, and electrical charge transferred, from the charge transmitter, through the activated cells on the active control sheet, and to the charge receiver.

Abstract: A method of designing a semiconductor device and system for designing a semiconductor device are provided. The method of designing a semiconductor device includes providing a standard cell layout which includes an active region and a dummy region; determining a first fin pitch between a first active fin and a second active fin in the active region and a second fin pitch between a first dummy fin and a second dummy fin in the dummy region; placing the first and second active fins in the active region and the first and second dummy fins in the dummy region using the first and second fin pitches; and verifying the standard cell layout.

Abstract: Improving timing of a circuit design may include determining, using a processor, critical feed-forward paths of the circuit design, determining, using the processor, a sequential loop having a largest loop delay within the circuit design, and iteratively cutting, using the processor, the critical feed-forward paths and feed-forward paths parallel to the cut critical feed-forward paths until a stopping condition is met. The stopping condition may be determined according to the largest loop delay. The circuit design may be modified by inserting a register at each cut feed-forward path.