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Systems and methods to reduce the number and cost of management units of
distributed power generators
Apparatuses and methods for configuring and managing solar panels to form strings of photovoltaic energy generators with improved performance and reduced cost....
DC-DC converter comprising DC power sources to be connected in parallel or
The power supply system includes a first DC power source, a second DC power source, and a power converter having a plurality of switching elements and reactors....
ESD protection circuit
In an ESD protection circuit, the overvoltage detection circuit detects application of an overvoltage to a power supply node. A clamp circuit connects the power...
Over-current protection device
An over-current protection device includes two metal foils and a PTC material layer laminated therebetween. The PTC material layer has a volumetric resistivity...
The present disclosure presents an electronic device includes: an electronic element with a first electrode and a second electrode disposed on the opposite...
Vehicle or environment-controlled unit having a multiphase alternator with
a protected high-voltage bus
A mobile environment-controlled unit, such as an over-the-road compartment trailer, having an environmental-control system, such as a refrigeration unit,...
Methods and systems of impedance source semiconductor device protection
An electrical network configured to suppress voltage transients is disclosed. The network includes a capacitor and an electrical impedance in parallel with a...
Protection circuits and methods for electrical machines
An assembly includes an electrical machine connected to a power converter by a three-phase circuit having three conductors, e.g. cables Each conductor is...
Battery isolation circuit
Various embodiments relating to a battery isolation circuit for disconnecting a battery from a load are disclosed. In one embodiment, a battery isolation...
Direct current arc fault detector and circuit interrupter, and method of
detecting an arc in a direct current...
A direct current arc fault detector includes a first current sensor sensing an alternating current component of current flowing in a DC power circuit; a second...
Cable fitting with grip assembly
An adjustable cable fitting with a removable grip assembly secures and retains a cable passing therethrough. The grip assembly has a flexible tightening member...
Ferrule for implantable medical device
A ferrule for an implantable medical device (IMD) can employ stamped metal portion including an electrically-conductive ferrule portion. The stamped ferrule...
Redundant wired pipe-in-pipe telemetry system
A system and method for providing redundant wired pipe-in-pipe telemetry is described. The redundant wired pip-in-pipe telemetry system includes an outer pipe...
Dynamic capacitors for tuning of circuits
A circuit includes a signal line formed of at least one conductive element and a shield at least partially encompassing the signal line. The circuit further...
Insulative cover for covering case of busbar module
An insulative cover for covering a case of a busbar module is provided. The insulative cover includes a central cover and side covers. The central cover covers...
Line mounting system
A method and apparatus for mounting lines in an aircraft. A line mounting system for the aircraft comprises support structures and spacers. The support...
An anchoring device for fastening guide wires on a roof has a base. The base has a mounting surface, a support, and carriers to which the wire guides are...
An electrical connector for connecting an electrical conduit to a wall of a junction box having an opening therein and having edges surrounding the opening. The...
Booster cable holding structure
In a booster cable holding structure, a resin terminal supporting portion includes a tooth-edge surrounding wall on a pressed surface thereof to be pressed by a...
Waterproof box and electric junction box equipped with same
Provided is a waterproof box capable of increasing the amount of water discharged from a double wall without reducing the rigidity of a body case. A waterproof...
Temporary fixation boss and electrical junction box
A temporary fixation boss includes: a shaft portion; a flared portion; and claw portions. The shaft portion has a diameter smaller than a diameter of an...
Cable clamp and harness
A cable clamp is configured to fix an electric cable including an electric wire section and an outer layer section covering the electric wire section to a fixed...
Cable assembly curvature limiter
The present invention concerns a cable assembly curvature limiter for limiting the curvature of a cable assembly in a transition from a vertical direction to a...
A cable protector including a conduit having a top channel having at least one engaging edge and a bottom channel having at least one engaging edge adapted to...
Method of coupling a feedthrough assembly for an implantable medical
One aspect is a method of coupling a feedthrough assembly to a surrounding case of an implantable medical device. An insulator having a plurality of conducting...
Gas-insulated electric device
A gas-insulated electric device, by which a cross-sectional area of a central conductor can be reduced. The gas-insulated electric device includes an insulation...
Structure of three-phase integrated bus in gas insulated switchgear
The present disclosure relates to a gas insulated switchgear (GIS), and more particularly, a structure of a bus in a GIS. A structure of a three-phase...
Various methods and apparatuses for a low profile integrated power
A method, apparatus, and system are described for a monolithic, pre-wired, pre-engineered, and pre-assembled integrated platform for a critical power supply and...
Spark plug electrode gap setting tool
A spark plug electrode gap setting pliers is provided. The pliers include a first jaw portion coupled to a first shim and a second jaw portion coupled to a...
Method for manufacturing spark plug
A method for manufacturing a spark plug includes a transfer step of transferring a first tip to a joining position where the first tip is joined to a tip-mating...
Laser beam-combining optical device
A laser beam-combining optical device according to the present invention includes a plurality of semiconductor laser arrays, and a reflective element that...
Optoelectronic device containing at least one active device layer having a
wurtzite crystal structure, and...
Optoelectronic devices, such as light-emitting diodes, laser diodes, image sensors, optical detectors, etc., made by depositing (growing) one or more epitaxial...
Semiconductor laser device
A semiconductor laser device in an embodiment includes a compound semiconductor layer and a silicon layer. The compound semiconductor layer includes an active...
Method and apparatus for active voltage regulation in optical modules
A method and apparatus for active voltage regulation in optical modules utilize a voltage regulator to change the supply voltage provided to laser diode driver...
Multi-section heterogeneous semiconductor optical amplifier
Described herein are methods, systems, and apparatuses to utilize a semiconductor optical amplifier (SOA) comprising a silicon layer including a silicon...
Intracavity pumped OPO system
An OPO system is provided. The OPO system includes a pump laser and an OPO. The OPO is internal to the pump laser.
Method and apparatus for fabrication of controlled chirp gratings
In some aspects of the present application, an apparatus for producing an interference pattern on a photosensitive portion formed on a surface of a sample is...
Mode converter for high power, higher-order mode optical fiber amplifiers
A mode converter for use with a higher-order mode (HOM)-based fiber amplifiers takes the form of axicon-based configuration that is able to convert high power...
Amplification optical fiber and fiber laser device using the same
The refractive index of the first core portion 11a is higher than that of a clad 12, and the refractive index of the second core portion 11b is higher than that...
System and method for a delivery fiber for isolation against back
An apparatus and method that provide optical isolation by permitting substantially all forward-propagating light into a delivery fiber from an optical amplifier...
High power ultra-short laser device
Disclosed is a high power ultra-short pulsed laser device increasing pulse energy by using resonators. A pulsed laser device may comprise a first resonator...
Method of fabricating a flat cable
A flat cable has a plurality of electric wires disposed in parallel, and a fiber member woven to thread through each of the electric wires along a ...
Electronic system with power bus bar
A system includes a backplane and an auxiliary connector mounted to the backplane. The auxiliary connector is configured to mate with a corresponding mating...
Current carrying systems and methods of assembling the same
A current carrying system for use in transporting electrical current between a plurality of electrical devices is provided. The current carrying system includes...
Signal connector for high-speed transmission
Provided is a signal connector including a plug insulator, a first terminal insulator, a second terminal insulator, and a first terminal group and a second...
Coaxial adapter with an adapter body forward projecting member
A coaxial adapter comprises an adapter body which includes a forward projecting member aligned along a connector axis. The adapter also includes an outer...
Extension cord light source
An extension cord light source provides a source of light without additional cords or light units. A light source is attached or attachable to the end of an...
Dust tolerant connectors
Methods and systems may provide for debris exclusion and removal apparatuses for connectors which have inverting end caps with a multi-axis lever configuration,...
A detector (60) configured to be pressed and moved by a second housing (40) in the process of connecting first and second housings (10, 40) and separate the...
A connector for being attached to a power-supply unit including a switching element includes a connecting terminal including an end portion connected to an...