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Patent # Description
US-8,022,710 Methods for common mode voltage-based AC fault detection, verification and/or identification
Methods for AC fault (ACF) detection are provided. In addition, methods for AC fault (ACF) detection and verification are provided. In addition, methods for...
US-8,022,709 Method and apparatus for determining circular characteristic
A method and a system for determining a circular characteristic for distance protection of a three-phase electric line, the system comprising means for...
US-8,022,708 Fiber optic fault detection system and method for underground power lines
Embodiments of the present invention are directed to a method and fault detection system for detecting and identifying the location of faults in underground...
US-8,022,707 Methods and apparatus for determining a presence of a non-conductive coating on electrodes in downhole fluid...
Methods and apparatus for determining a presence of a non-conductive coating on electrodes in fluid resistivity measurement devices are described. An example...
US-8,022,706 Silent and thin RF body coil
An imaging subject (16) is disposed in an examination region (12) for examination. A cover (18) is disposed around the examination region (12). Magnetic field...
US-8,022,705 Microstrip coil designs for MRI devices
A microstrip-based RF coil for use in an MRI apparatus constructed to perform human head and extremity imaging according to one embodiment of the present...
US-8,022,704 Method for producing a magnetic resonance image of an object having a short T.sub.2 relaxation time
A method for producing a magnetic resonance image using an ultra-short echo time. The method includes applying a pulse sequence to an object, detecting a...
US-8,022,703 Method for rapid detecting tumor
The present invention provides a method for rapid detecting tumor. Moreover, this invention uses only the T.sub.1.sup.-1 value as a parameter to distinguish...
US-8,022,702 MR imaging with an RF pulse producing reduced magnetization transfer
A system and method are provided herein for designing and transmitting RF pulses which cause a reduced off-resonance magnetization transfer saturation. An RF...
US-8,022,701 Method and apparatus for simultaneously acquiring multiple slices/slabs in magnetic resonance system
Provided is a method for simultaneously acquiring magnetic resonance slices/slabs of a subject. The method comprises steps as follows. First, apply one or more...
US-8,022,700 Method and apparatus for view ordering of magnetic resonance imaging data for dynamic studies
A method for acquiring magnetic resonance (MR) data for a three-dimensional (3D) dynamic study includes partitioning a k.sub.y-k.sub.z plane with a plurality of...
US-8,022,699 Method and apparatus for acquiring a magnetic resonance image of tissue containing iron oxide
In a method and apparatus for acquisition of a magnetic resonance (MR) image of tissue containing iron oxide particles frequency-selective inversion of the...
US-8,022,698 Joint compression of multiple echo trains using principal component analysis and independent component analysis
NMR spin echo signals are acquired downhole. Principal Component Analysis is used to represent the signals by a weighted combination of the principal components...
US-8,022,697 System for measuring an electromagnetic field, a control system using the measuring system, and an electronic...
This system for measuring an electromagnetic field radiated by an electrical component of an electronic circuit, the electrical component being fixed to a...
US-8,022,696 Magnetic field sensing element having magnetic nanoparticles
A magnetic field sensing element includes a pair of electrodes; a dielectric polymer layer separating the electrodes; and a network of magnetic nanoparticles in...
US-8,022,695 Rotation angle detection device
A rotation angle detection device includes a rotary body rotating in linked motion with a steering wheel; a detector rotating in linked motion with the rotary...
US-8,022,694 Non-contacting position sensor using a rotating magnetic vector
A sensor for sensing the position of an object includes a magnet and a magnetic flux sensor. The magnet has dimensions that include a length, a width and a...
US-8,022,693 Magnetic field sensitive sensor
A sensor, preferably for magnetic rotary or linear sensor systems which include a scale arranged at a given distance from the sensor. The sensor has at least...
US-8,022,692 Direction detection sensor
A sensor responsive to movement of a detection target includes a magnetic field transducer operative to provide a magnetic field signal proportional to a...
US-8,022,691 Microminiature gauging displacement sensor
A device for providing displacement information includes a housing holding a displacement sensor. The displacement sensor includes a coil and a captive core. An...
US-8,022,690 Intelligent electronic device for providing broadband internet access
An intelligent electronic device for monitoring and determining an amount of electrical power usage by a consumer, or end user, and for providing broadband...
US-8,022,689 Battery connection detecting device and image forming apparatus including the same
A battery connection detecting device includes a connecting unit, to which a battery is connected, a voltage detecting unit that detects a voltage value of the...
US-8,022,688 RF power detector
Real power delivered to a load in an RF transmit path is measured. Measuring the real power includes supplying a first voltage from a first side of a passive...
US-8,022,687 Secum-trahenz method, especially for a network analyzer, for measurement of a device
The invention relates to a method for measuring objects for measurement, by means of a network analyzer with several measurement ports, at least one signal...
US-8,022,686 Reference circuit with reduced current startup
An apparatus is provided. The apparatus comprises a reference circuit and a startup circuit. The reference circuit is adapted to provide a startup current,...
US-8,022,685 Temperature dependent voltage source compensation
A circuit and a method for regulating a voltage supply where the method includes the steps of concurrently measuring temperature, IR drop and frequency response...
US-8,022,684 External regulator reference voltage generator circuit
Disclosed is an external regulator reference voltage generator circuit that precisely controls the supply voltage applied to core logic to optimize the...
US-8,022,683 Powering a power supply integrated circuit with sense current
A power control system and method senses input and/or output voltages of a power supply using sense currents in order for an integrated circuit (IC) switch...
US-8,022,682 Method to reduce inrush voltage and current in a switching power converter
A circuit for minimizing voltage inrush upon startup in a switching power converter having a switching stage including high and low switches connected at a...
US-8,022,681 Hybrid low dropout voltage regulator circuit
A voltage regulator circuit includes a digital control block, an amplifier and a transistor. The digital control block receives a first reference voltage and a...
US-8,022,680 Switching DC-DC converter with adaptive-minimum-on-time control and method of adaptively controlling...
A power converter includes a power switch adapted to receive an input power from an external power source and to generate an output power, and an adaptive...
US-8,022,679 Systems and methods for fast switch turn on approximating ideal diode function
A switching circuit approximating the fast switching characteristics and small forward voltage drop of an ideal diode is provided. The switching circuit may...
US-8,022,678 Power supply device
A power supply device includes first and second power factor correctors, and first and second resonant circuits. The first and second power factor correctors...
US-8,022,677 Electrical device and operating method
An electrical device having a generator, e.g., for use in the vehicle electrical system of a motor vehicle, includes a controller for controlling the generator...
US-8,022,676 Electronic device
According to one embodiment, an electronic device includes a power supply circuit configured to supply, to a battery, a first charge current for a quick charge...
US-8,022,675 Detection of the supply state of a load supplied by a variable voltage
A method and a circuit for detecting the state of supply of a load by a variable voltage, including measuring the difference between values representative of...
US-8,022,674 State of charge control method and systems for vehicles
State of charge control for electric and hybrid vehicles. In one embodiment, a battery may be electrically connected to an electric motor to propel a vehicle....
US-8,022,673 Lithium ion secondary battery system, and method for operating lithium ion secondary battery
A drop of discharge or charge capacity in discharging or charging with a large current is reduced without changing a design of a lithium ion secondary battery...
US-8,022,672 Charger control circuit and charger control method
The present invention discloses a charger control circuit and a charger control method for controlling a charger having a transformer, the transformer including...
US-8,022,671 Battery under-voltage protection
A battery includes a cell and a battery management unit coupled to the cell. The battery management unit is operable to determine whether a battery controller...
US-8,022,670 Method for charging battery module
A method for charging a battery module including a plurality of parallel-connected battery core sets is provided. In the present method, a constant charging...
US-8,022,669 Battery management system
A battery management system can include a battery having a plurality of cells, a plurality of devices coupled to the battery, and a control unit coupled to a...
US-8,022,668 Charger
A charger includes a shell assembly defining a receiving space therein, a locating body fixed in the shell assembly and defining a locating cavity and a...
US-8,022,667 Electric vehicle charging system
A method and system for connecting a vehicle to a charging source comprising: at least one retractable protrusion operatively connected to a battery terminal;...
US-8,022,666 Electric public transit system
The present invention relates to an electric public transit system, comprising electric driven buses with a cassette battery set and bus-mounted control system,...
US-8,022,665 Bidirectional power converting device
A bidirectional power converting device coupled between first and second power storage units includes: a coupling circuit including a first winding coupled to...
US-8,022,664 Battery charger
A battery charger includes a housing, an electrical connector, magnets, and sensors. The electrical connector with a magnet attached thereon is received in the...
US-8,022,663 Energy recapture for an industrial vehicle
A system for capturing regenerative energy includes a battery configured to provide power for a traction motor and other operations of a vehicle and a capacitor...
US-8,022,662 Power supply for battery powered devices
An auxiliary power supply (150) includes an auxiliary battery (152), power supply circuitry (154), and a connector (108b). The power supply circuitry (154)...
US-8,022,661 Battery over-discharge protection with dead-bus recovery
A battery and photovoltaic based power system comprises a power bus, a battery, a battery circuit, a photovoltaic circuit, a photovoltaic diode, and a switch...
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