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A battery pack is provided. In one embodiment, the battery pack includes a plurality of battery units each including at least one battery cell, a charge switch...
System and method for electrical vehicle battery management
A powered system has a charging system and a controller arrangement. The charging system is capable of recharging the multi-cell power supply for the system and...
Battery management circuit maintaining cell voltages between a minimum and
a maximum during charging and...
A battery management circuit maintains voltage balance during charging and discharging of a multi-cell, series connected battery stack. The circuit allows the...
Battery management system and method of driving the same
A battery rack includes: a plurality of battery packs; a plurality of slave battery management systems, each of the slave battery management systems being...
Battery cell balancing control system and battery management method
A battery cell balancing control system and a battery management method thereof are disclosed. The battery cell balancing control system is used for managing a...
Batteries, battery systems, battery submodules, battery operational
methods, battery system operational...
Batteries, battery systems, battery submodules, battery operational methods, battery system operational methods, battery charging methods, and battery system...
Battery state estimation system, battery control system, battery system,
and battery state estimation method
A battery state estimation system estimates a state of charge of a chargeable battery. A SOCv computing unit calculates a state of charge of the battery using a...
Audience response system with batteryless response units
A wireless response system and method of receiving user input selections at a base station includes distributing a plurality of response units to users. The...
Contactless power supplying system with power limiting control
Provided is a contactless power supplying system which is efficient and can be built of small coils by appropriately limiting power to be inputted into a...
Sub-apertures with interleaved transmit elements for wireless power
A signal generator generates an electrical signal that is sent to an amplifier, which increases the power of the signal using power from a power source. The...
Method and apparatus for power transfer for a portable electronic device
A power transfer interface (120) is formed of a primary repeater coil (104) and one or more secondary repeater coils (106) coupled via a wired interconnect...
Communication power with multi-energy-source supply and control method
The present disclosure discloses a communication power with multi-energy-source supply and a control method. The communication power includes: an inputting unit...
Reconfigurable power systems and converters
Reconfigurable power systems and converters and operating methods therefor are disclosed. Reconfigurable power systems may include a DC power source, an...
Modular energy storage system
An energy storage system includes modular energy storage equipment that may be connected to an external system, such as a power grid. In at least one...
Power management system and method for controlling the same
A power management apparatus includes a storage unit to store power rate levels corresponding to a plurality of power rates, and store display information...
Power management circuit for a multi-phase power supply
A power management circuit for a multi-phase alternating current (AC) power supply is provided to manage a single phase bad, connected thereto, during a...
Generator load control
A power system for an electrical system with highly fluctuating loads is powered by one or more power sources that are slow to react to load changes. The power...
Power system voltage stabilizer and stabilization method
In an electric power system with a distributed power source, a fluctuation of its system voltage is brought about by an amount of power generation of the...
Method and system for using demand side resources to provide frequency
regulation using a dynamic allocation of...
Dispatch engines service endpoints by transmitting dispatch signals to the serviced endpoints that cause the endpoints to adjust their electric power...
In a cogeneration apparatus having a power generation unit connected to an AC power feed line between a commercial power source and electric load, and an...
Subsea power transmission
A power transmission and distribution system includes a supplying side having a current source and a receiving side. The receiving side includes a modular...
Method of controlling the operation of a hybrid system
A method of controlling operation of a hybrid continuous current supply, the current supply including a fuel cell stack, a battery, and a DC/DC converter...
Power supply circuit, power supply system, and electric storage device
There is provided a power supply circuit including a first series regulator including a first semiconductor element and a first constant voltage source, and a...
ESD protection using shared RC trigger
In one embodiment, an integrated circuit includes multiple I/O banks, each bank having multiple I/O-ESD tiles, each tile having one or more I/O circuits and...
Overvoltage protection method and device
An example, overvoltage protection device includes a switch and a surge protection device that is selectively activated by actuating the switch. The switch is...
ESD protection system utilizing gate-floating scheme and control circuit
An ESD protection system for an internal circuit is disclosed. The ESD protection system comprises an ESD clamping device connected between a pad and a ground...
Touch control device with enhanced ESD protection effect
A touch control device with enhanced ESD protection effect comprises a sensing circuit module; a plurality of signal lines electrically connected with the...
Surge suppression device with high structural stability
A surge suppression device comprising a voltage sensitive element, heat sensitive materials, terminals, a blocking element and a non-conductive barrier is...
Semiconductor device and electric control device
A semiconductor device includes: an output transistor; and a current detection section. The output transistor controls electric power supply from an electric...
Charge injection and drain-based electrical overstress (EOS) protection
apparatus and method
An electrical overstress (EOS) protection circuit that at least partially neutralizes or compensates for undershoot and overshoot in first and second signals...
System and method for generator braking
A system including an electromagnetic braking system that has an eddy current brake. The eddy current brake includes an electrically conductive surface coupled...
Load driving device
A load driving device includes a driving switching element, an interrupting part, a short-circuiting switching element, and a protecting element. The driving...
Power management and distribution with auxiliary DC bus
A power management and distribution (PMAD) system includes a main DC bus, an auxiliary DC bus, a power converter, one or more hybrid solid-state circuit...
Electronic module, electronic arrangement and method for producing an
An electronic module (100) has a first and a second circuit (200, 300) with respective first and second output connections (230, 330), respective first and...
Automatic splice water drip nose cone
A device for preventing the intrusion of water or other liquids into the interior of an automatic splice. The device includes a series of fingers that contact...
Cable retainer and method
A cable retainer for a downhole tubing string includes a body; a detent extending from the body; a relief between the detent and the body facilitating...
Weatherproof electrical box
An electrical box includes a housing having a mounting plate and a housing body; and a cover rotatably mounted to the housing to cover a central opening in the...
Integrated shielding protector and wire harness
An integrated shielding protector and a wire harness are provided so that the man-hours concerning the wiring operation can be reduced, and the number of...
Wire pulling head apparatus with crimp zone indicators and method of using
An enhanced apparatus and method for securing a wire to a pulling cable for pulling wire. Specifically, the pulling cable and wire are attached via a pulling...
Method for placing at least one duct/communication cable below a road
surface in an area
The present invention relates to a method for placing at least one duct/communication cable below a road surface in an area, said area comprising a first layer...
Elevated automatic transfer switch cabinet
An elevated automatic transfer switch (ATS) cabinet provides modular and incremental power support redundancy to a set of electrical loads which reduces capital...
Modulated light source
A modulated light source includes a ring modulator, a first optical waveguide and a second optical waveguide that are optically connected to the ring modulator,...
Semiconductor laser device assembly
A semiconductor laser device assembly includes (A) a semiconductor laser element and (B) a diffraction grating that configures an external resonator, returns...
Thermal compensation for burst-mode laser wavelength drift
An apparatus comprising a burst-mode laser comprising an active layer and configured to emit an optical signal during a burst period, wherein a temperature...
Circuit system and manufacturing method for same
A circuit system includes: a first optoelectronic semiconductor component situated with an n-conductive surface facing an electrically conductive support...
Laser diode apparatus
Laser diode apparatus, comprising a carrier (1) having a carrier top (11), a laser diode chip (4) arranged on the carrier top (11) emitting, during operation,...
Semiconductor laser assembly and packaging system
A system for self-aligning assembly and packaging of semiconductor lasers allows reduction of time, cost and testing expenses for high power density systems. A...
Laser with transmission and reflection mode feedback control
One embodiment is directed towards a stabilized laser including a laser to produce light at a frequency and a resonator coupled to the laser such that the light...
System and method for a multi-mode pump in an optical amplifier
An optical amplifier includes a multi-mode pump laser module, a multi-mode waveguide, a multi-mode to multiple single-mode fiber converter module and a...
System and method for providing multiple simmer outputs
A power supply and circuitry system for powering HVPT devices includes a power supply circuit that selectively provides an operating power and a simmer power to...