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Patent # Description
US-9,893,700 Local area network filtering circuit
A LAN filtering circuit is discloses. The LAN filtering circuit includes an isolation transformer and a common-mode chock. The isolation transformer includes a...
US-9,893,699 System and method for external sound synthesis of a vehicle
The present disclosure provides a system for the synthesis of external sound of a vehicle, the system comprising a hazard analysis unit configured to detect a...
US-9,893,698 Method and apparatus for processing audio signals to adjust psychoacoustic loudness
A method and apparatus for processing audio signals in an entertainment system from at least one audio source modify audio signals during playback by the...
US-9,893,697 System and method for selective volume adjustment in a vehicle
Systems and methods for automatically adjusting volume in a vehicle are provided. One method includes generating a noise prediction based on images received...
US-9,893,696 Loudness matching
An example method may involve a device determining a first loudness representation for a playback device based on a first equalization setting applied to a...
US-9,893,695 Methods, systems, and media for controlling audio of an HDMI audio system
Mechanisms for controlling an audio level of an HDMI audio system are provided, the mechanisms comprising: causing audio data to be presented by an HDMI audio...
US-9,893,694 Device and method for processing a real subband signal for reducing aliasing effects
In order to process a subband signal of a plurality of real subband signals which are a representation of a real discrete-time signal generated by an analysis...
US-9,893,693 Gain control method for a broadband inductorless low noise amplifier
A mobile device comprising an antenna, a receiver coupled to the antenna, and a transmitter coupled to the antenna, wherein the receiver, the transmitter, or...
US-9,893,692 High linearly WiGig baseband amplifier with channel select filter
A circuit comprises a Sallen-Key filter, which includes a source follower that implements a unity-gain amplifier; and a programmable-gain amplifier coupled to...
US-9,893,691 Impedance converter and condenser microphone
In an impedance converter using an electron tube as an active element, output impedance can be made sufficiently low, and the number of circuit elements...
US-9,893,689 System and method for a multistage operational amplifier
According to an embodiment, an operational amplifier includes a first amplifier stage coupled between an input node and an intermediate node, a second amplifier...
US-9,893,688 Offset calibration circuit and method for an amplifier circuit
A differential amplifier has an inherent offset voltage. In many circuit applications, such as with a voltage to current converter circuit, it is important to...
US-9,893,687 Radio-frequency and bias signal coupling in power amplifier devices
A power amplifier die includes a semiconductor substrate, a power amplifier implemented on the semiconductor substrate, a radio-frequency input configured to...
US-9,893,686 Power amplifier with bias adjustment circuit
Power amplifier with bias adjustment circuit. In some embodiments, a power amplifier can include an amplifying transistor configured to amplify a signal, and a...
US-9,893,685 Driving apparatus
A driving apparatus includes a power amplifier that supplies a driving signal to a vibrator, a current detector that outputs a detection signal corresponding to...
US-9,893,684 Radio-frequency power amplifiers driven by boost converter
Radio-frequency (RF) power amplifiers driven by boost converter. In some embodiments, a power amplification system can include a supply system configured to...
US-9,893,683 Systems for amplifying a signal using a transformer matched transistor
A circuit for amplifying a source signal generated by a signal source having a first impedance includes a transmission line transformer (TLT) having a first, a...
US-9,893,682 Amplifier linearization in a radio frequency system
A linearization circuit that reduces intermodulation distortion in an amplifier output receives a first signal that includes a first frequency and a second...
US-9,893,681 Implementing enhanced CMOS inverter based optical transimpedance amplifier
A method and circuit are provided for implementing enhanced CMOS inverter based optical Transimpedance Amplifiers (TIAs). A transimpedence amplifer (TIA)...
US-9,893,680 Regulating cascode circuit with self-calibration capability
A circuit comprises a cascode core circuit and a current adjustor circuit. The cascode core circuit has an output node and a current path (ID). The current...
US-9,893,679 High frequency modulation circuits based on photoconductive wide bandgap switches
Methods, systems, and devices for high voltage and/or high frequency modulation. In one aspect, an optoelectronic modulation system includes an array of two or...
US-9,893,678 Photovoltaic system with improved AC connections and method of making same
An alternating current (AC) harness for a photovoltaic (PV) system includes a wire assembly having a first end and a second end, the wire assembly having a...
US-9,893,677 Bottom clamp for mounting solar panels to roofs
A solar panel bottom clamp assembly that secures the underside of a solar panel frame (i.e. the return flange of the solar panel) to a solar panel mounting...
US-9,893,676 Solar panel mounting system with aerodynamic ballast trays
Systems and methods for mounting one or more solar panels are disclosed. A tubular component can be provided. The tubular component can include a first curved...
US-9,893,675 Motor control device and image forming apparatus including the same
In a device for controlling a motor mounted on a system with different operation modes, a controller unit calculates an input value for the motor based on an...
US-9,893,674 Motor control device including torque command limit unit
A motor control device includes: a power failure detection unit that detects a power failure; a voltage detection unit that detects a DC link voltage; a switch...
US-9,893,673 Method and system for use in dynamometer testing of a motor vehicle
The present invention relates to a method for use in dynamometer testing of a vehicle (100), the vehicle (100) including at least a first wheel shaft and at...
US-9,893,672 Method and device for temperature-dependent control of an electric motor
An apparatus for temperature-dependent control of an electric motor includes a control device for adjusting the power output of the electric motor, and means...
US-9,893,671 Electric-motor control device, system and method
Provided is an electric-motor control device, including: a command value calculation unit configured to calculate a command value directed to an electric motor...
US-9,893,670 Inverter control apparatus and air conditioner
A controller of an inverter control apparatus includes an A/D conversion unit that performs digital conversion of an input signal when a signal for either an...
US-9,893,669 Motor efficiency analysis method for motor inverter
The present invention discloses a motor efficiency analysis method for motor inverter. The method can be performed via a real-time motor operation efficiency...
US-9,893,668 Control system and method
Embodiments of the present invention relate to an a method, apparatus and computer program product for controlling the operation of a drive unit comprising a...
US-9,893,667 Divided phase AC synchronous motor controller
A circuit includes phase windings, a direct current (DC) power supply, and a power switch circuit. The power switch circuit includes at least one power switch....
US-9,893,666 Method and system for controlling angular rotor speeds of sensorless induction motors
A method controls an angular speed of an induction motor by measuring a stator current and a stator voltage of the induction motor to determine an estimated...
US-9,893,665 Motor controller for position sensorless drives
A system includes a permanent magnet motor having a rotor and a stator. The rotor and the stator have a configuration that causes the motor to generate a...
US-9,893,664 Methods and systems for efficient engine torque control
Method and systems are provided for adjusting an engine torque in response to changes in a desired engine torque. In one example, a method may comprise...
US-9,893,663 Safety circuit and brush holder for preventing fault conditions in an alternator
A fault protection circuit for an alternator is provided for preventing faults such as a prolonged full-field condition in the alternator. The fault protection...
US-9,893,662 Servomotor control device, servomotor control method, and computer readable recording medium
A servomotor control device includes a torque command creation part for creating a torque command value for driving a servomotor. The torque command creation...
US-9,893,661 Anti-jerk control apparatus and method for hybrid electric vehicle
The present invention relates to an anti-jerk control apparatus and method for an Hybrid Electric Vehicle (HEV). The anti-jerk control apparatus includes a...
US-9,893,660 Electric motor and motor control
Various embodiments of an electric motor and electronic control for an electric motor are disclosed. An exemplary electric motor comprises a single-phase...
US-9,893,659 Configuration, frequency registers generating power from motor in supply-loss event
A circuit includes a driver circuit having a high side switch device and a low side switch device coupled to a load voltage node and a motor winding output. A...
US-9,893,658 Method for operating a brushless electric motor
A method for starting a multiphase, sensorless commutated, brushless electric motor. The method has three operating phases. A start-up phase in which the motor...
US-9,893,657 Electric motor mode control
A vehicle includes one or more inverter-fed electric machines such as permanent magnet synchronous motors. A controller operates an inverter in either six-step...
US-9,893,656 Resonant transducer and manufacturing method of resonant transducer
A resonant transducer includes a resonator, a resonator electrodes connected to an end part of the resonator, at least one fixed electrode arranged in the...
US-9,893,655 Piezoelectric power generation apparatus
A piezoelectric power generation apparatus that includes a first vibrating portion having a fixed end and a free end, a first weight portion bonded to the free...
US-9,893,654 Energy harvesting mechanism
Embodiments of the invention provide an energy harvesting mechanism comprising a central conductive element and a plurality of transductive elements. Each...
US-9,893,653 Power generation device
A device able to generate electrical power through relative rotational motion of first (370, 380) and second (200, 230) principal components around an axis of...
US-9,893,652 Electricity-generating element unit, electric generator, footwear, and flooring material
An electricity-generating element unit including a plurality of electricity-generating elements, each of the plurality of electricity-generating elements...
US-9,893,651 Linear vibration-wave motor
A linear vibration-wave motor being configured to apply a driving force to a lens barrel of an optical device includes a vibrator being operable to excite a...
US-9,893,650 Driving circuit for a vibration type actuator, vibration device, image blur correction apparatus, replacement...
A driving circuit for a vibration type actuator includes an inductor and a capacitor which are connected in series to an electric-mechanical energy conversion...
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