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Patent # Description
US-9,343,979 Systems and methods for constant current control with primary-side sensing and regulation in various operation...
System and method for regulating a power converter. The system includes a first signal processing component configured to receive at least a sensed signal and...
US-9,343,978 Method and apparatus for a control circuit with multiple operating modes
A controller for use in a power converter includes an oscillator that generates a first signal that determines a duration of a switching cycle period of a...
US-9,343,977 Power conversion apparatus and over power protection method thereof
A power conversion apparatus and an over power protection method thereof are provided. A number of times a detection voltage being greater than a first...
US-9,343,976 Power supply apparatus with discharge circuit
A power supply apparatus is provided. The power supply apparatus includes a power conversion circuit, an AC safety capacitor and a control unit. An AC input...
US-9,343,975 Power converter and method of stabling voltage gain
A power converter includes a primary side compensation capacitor, a transformer and a secondary side compensation capacitor. The primary side compensation...
US-9,343,974 Power source apparatus and image forming apparatus
A power source apparatus includes a transformer configured to output a voltage, a feedback unit configured to output a feedback signal based on the voltage...
US-9,343,973 Power conversion apparatus
A power conversion apparatus includes a switch circuit which activates switching elements on the basis of a control signal, a feedback means which performs...
US-9,343,972 Power supply switching rectification method according to input alternating voltage, and image forming apparatus...
A power supply includes a rectification unit configured to be able to switch a rectification method between a voltage doubler rectification method and a...
US-9,343,971 Synchronous VCC generator for switching voltage regulator
A capacitor is charged synchronously with the beginning of an ON portion of a pulse width modulated (PWM) signal to generate a voltage across the capacitor...
US-9,343,970 Converter and method for reducing a voltage of node thereof
A converter and method for reducing voltage of node thereof are disclosed herein. The converter includes a first transmitting circuit and a second transmitting...
US-9,343,969 Switching regulator, control circuit and control method thereof, and electronic apparatus
A control circuit for controlling a switching transistor and a synchronous rectifying transistor of a switching regulator includes: a bottom detection...
US-9,343,968 Adaptive low-power zero-cross comparator for discontinuous current mode operated switching mode power supply
A time off estimator and an adaptive controller implemented on an integrated circuit to emulate current dependent zero crossing circuitry to permit improved...
US-9,343,967 Single input multiple input/output supply for energy harvest application
An apparatus comprises a switching power circuit and a control circuit. The switching power converter circuit includes an output port for electrical coupling to...
US-9,343,966 Voltage switching system for integrated circuit
A voltage switching system for an integrated circuit (IC) operable in first and second operational modes includes a handover module, first and second voltage...
US-9,343,965 Switching regulator and control circuit and control method therefor
Disclosed are a switching regulator and a control circuit and a control method therefor. In one embodiment, the control circuit generates a supplementary signal...
US-9,343,964 I.sup.2 average current mode (ACM) control for switching power converters
Providing a fast current sensor direct feedback path to a modulator for controlling switching of a switched power converter in addition to an integrating...
US-9,343,963 Dual mode voltage regulator with dynamic reconfiguration capability
A dual mode voltage regulator according to one embodiment includes a passive regulator circuit; a switching regulator circuit; and a controller circuit...
US-9,343,962 Power regulator system with adaptive ramp signal generator
One embodiment includes a power regulator system. The system includes a switch control stage configured to generate at least one activation signal based on a...
US-9,343,961 Ultrahigh voltage charge pump apparatus implemented with low voltage technology
An charge pump architecture capable of generating ultra high DC voltages but implemented in low voltage CMOS technology uses a cascade of NMOS stages with the...
US-9,343,960 Feedback/feed forward switched capacitor voltage regulation
A method of controlling a switched capacitor voltage regulator includes modifying a topology factor associated with the switched capacitor voltage regulator in...
US-9,343,959 Interrupt protection circuits, systems and methods for sensors and other devices
Embodiments relate to circuits, systems and methods for providing interruption protection for sensors and other devices. One example embodiment includes an...
US-9,343,958 Voltage regulator devices and voltage regulating method
Various embodiments provide voltage regulator circuitry and devices. An exemplary voltage regulator circuitry can include a current comparing unit configured to...
US-9,343,957 Multi-converter system including a power distribution balancing circuit and operating method thereof
A multi-converter system includes a first converter configured to receive an input voltage and output a first PWM switching signal based on the input voltage. A...
US-9,343,956 Passive power factor correction circuit, electronic device applying the same and operation methods thereof
A passive power factor correction circuit includes: a DC capacitor and an input capacitor, coupled to a rectifying circuit and charged by a DC voltage from the...
US-9,343,955 Active power factor corrector circuit
An electronic device includes a controller configured to apply slope compensation to a reference signal in a power factor corrector. The device also configured...
US-9,343,954 Multi-input DC converter and PFC circuit
The application discloses a multi-input DC converter and a PFC circuit. The multi-input DC converter of the application includes n diodes, a transformer, a...
US-9,343,953 Pre-distortion of sensed current in a power factor correction circuit
An example controller includes a power factor enhancer, an on-time controller, and a switching signal generator. The power factor enhancer is coupled to...
US-9,343,952 System and method for controlling charge pump circuit, and display device
The present disclosure provides a system and a method for controlling a charge pump circuit, and a display device. The system includes the charge pump circuit...
US-9,343,951 High-voltage protection circuit, high-voltage protection method and power supply
Disclosed are a high-voltage protection circuit, a high-voltage protection method and a power supply. The high voltage protection circuit comprises a main...
US-9,343,950 Semiconductor integrated circuit and operation method of the same
The present invention is to reduce the possibility that a DC-DC converter stops in the case where supply power is small and load current is large. Output...
US-9,343,949 Control circuit to detect a noise signal during a state change of a switch
Several circuits and methods for driver control of a switching circuit are disclosed. In an embodiment, a circuit for driver control of a switching circuit...
US-9,343,948 Linear actuator
A linear actuator for generating a thrust force for relatively displacing an outer tube and an inner tube in an axial direction includes a rod standing in an...
US-9,343,947 Electromagnetic reciprocating engine
The invention relates to an electromagnetic reciprocating engine capable of efficiently converting electrical energy into mechanical energy. The electromagnetic...
US-9,343,946 Actuator, optical scanner, and image forming apparatus
An actuator including a movable portion that swings about a swing axis, a connecting portion that extends from the movable portion and torsionally deforms in...
US-9,343,945 Slip ring device for rotating electric machine
Provided is a slip ring device for a rotating electric machine, which is capable of reliably retaining a long lead while preventing movement and deformation of...
US-9,343,944 Stator for electric rotary machine
A stator for an electric rotary machine includes: a stator core having a plurality of slots; and segmented coils of a plurality of phases, wherein: the...
US-9,343,943 Rotating electric machine and method for controlling the rotating electric machine
A rotary electric machine includes a rotor that is arranged such that an axis of rotation of the rotor extends in a horizontal direction, a stator that is...
US-9,343,942 Rotating electrical machine for vehicle
A rotating electrical machine for a vehicle includes a protective cover including a protruding portion projected to an opening side from a circumferential edge...
US-9,343,941 Inverter terminal block installed in motor case
In a terminal block 10 which is interposed between a motor case 100 and an inverter case 200 placed in the motor case 100 and connects a motor input terminal to...
US-9,343,940 Motor-driven compressor housing, cover, and seal
A motor-driven compressor is provided that includes a housing made of a metal material, a compression portion, an electric motor, a cover made of a metal...
US-9,343,939 Electric motor structure to minimize electro-magnetic interference
An electric motor is configured with a stator core assembly that includes a stator core having a plurality of winding slots. A plurality of stator windings pass...
US-9,343,938 Armature winding of rotating electrical machine
According to one embodiment, there is provided a 3-phase 2-pole 2-layer armature winding, housed in 72 slots provided in a laminated iron core, a winding of...
US-9,343,937 Rotary electric machine equipped with rotor core of step skew structure
In a rotary electric machine having a rotor core of a skew structure, when one of the core blocks is sequentially stacked on the other of the core blocks to...
US-9,343,936 Rotor for an electric machine
A rotor for an electric machine has a rotor member extending circumferentially about the axis of rotation of the rotor, and a locking device in an axial end...
US-9,343,935 Rotor of a permanently excited synchronous machine
A rotor of a permanently excited synchronous machine includes a shaft capable of rotating about an axis and a laminated core having an axial layering...
US-9,343,934 Electric motor
An electric motor has a wound stator and a permanent magnet rotor. The rotor includes a shaft, a hub fixed on the shaft, a plurality of rotor core segments and...
US-9,343,933 Rotating electric machine
A rotating electric machine includes a rotor including: a rotor core divided into blocks in an axial direction, the blocks being arranged to have a phase angle...
US-9,343,932 Motor
A motor is disclosed, the motor including a housing, a stator mounted on the housing, and including a stator core having a plurality of teeth, an insulator and...
US-9,343,931 Electrical generator with rotational gaussian surface magnet and stationary coil
A Gaussian Surface Neodymium magnet of at least one or a plurality of spherical or any other Gaussian Surface configuration that is seated in the center of a...
US-9,343,930 Segmented stator assembly
A stator has a plurality of segments connected with connectors to define a core for the stator. Each of the segments comprises a plurality of laminations...
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