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Patent # Description
US-1,006,3214 Programmable band-pass filter circuit of analog front-end used for capacitance detection
A programmable band-pass filter circuit, which is included by an analog front-end circuit and used for capacitance detection, includes an operational amplifier,...
US-1,006,3213 Filter device and duplexer
In a filter device, a transversal elastic wave filter, which defines a delay element, is connected in parallel with a band pass filter. The transversal elastic...
US-1,006,3212 High-frequency module
A high-frequency module includes a propagation path that has a simple structure and improves filter characteristics by causing an inductor and a matching...
US-1,006,3211 Compact bypass and decoupling structure for millimeter-wave circuits
The disclosure generally relates to a compact bypass and decoupling structure that can be used in a millimeter-wave radio frequency integrated circuit (RFIC)....
US-1,006,3210 Methods for producing piezoelectric bulk and crystalline seed layers of different C-axis orientation distributions
Systems and methods for growing hexagonal crystal structure piezoelectric material with a c-axis that is tilted (e.g., 25 to 50 degrees) relative to normal of a...
US-1,006,3209 Noise filter
A noise filter inserted between the power source side and the load side of a main circuit for which noise is reduced to attenuate noise of the main circuit...
US-1,006,3208 Speaker device and method for reducing distortion degree of speaker
The present invention discloses a speaker device and electronic equipment. The speaker device comprises a speaker body, an audio signal input terminal connected...
US-1,006,3207 Object-based audio loudness management
A method and apparatus for processing object-based audio signals is provided. The apparatus receives a plurality of object-based audio signals. Each...
US-1,006,3206 Equalization of frequency-dependent gain
Systems, devices, and methods for determining and establishing frequency-dependent gain compensation in wide bandwidth communication systems are disclosed....
US-1,006,3205 Semiconductor device
In a related-art semiconductor device, there is a problem that a second-order harmonic distortion originating in a power amplifier driven by a rectangular-wave...
US-1,006,3204 Loudness level control for audio reception and decoding equipment
The application discusses a computer implemented method and apparatus for performing audio equalisation in an audio receiver device, such as an integrated...
US-1,006,3203 Accurate, low-power power detector circuits and related methods
Embodiments of power detector circuits and related methods to compensate for undesired DC offsets generated within power detector circuits are disclosed. Input...
US-1,006,3202 Intelligently modifying the gain parameter of a playback device
Techniques for optimizing a player based on the addition of a second player are disclosed. In an embodiment, when a first player no longer needs to play certain...
US-1,006,3201 Semiconductor integrated circuit, variable gain amplifier, and sensing system
A semiconductor integrated circuit includes a first pad provided on one end side of a first resistive element and one end side of a second resistive element...
US-1,006,3200 Feedback circuit for power amplifier
Feedback circuit for power amplifier. In some embodiments, a radio-frequency amplifier can include a bipolar junction transistor configured to amplify a signal,...
US-1,006,3199 Buffer with increased headroom
Provided herein are amplifiers, such as buffers, with increased headroom. An amplifier stage includes a follower transistor and current source configured to...
US-1,006,3198 Terminal device, and signal sending method and apparatus
A terminal device includes: an access unit, connected between a headset or an audio speaker and a digital-to-analog converter, and configured for insertion of a...
US-1,006,3197 Circuits for power-combined power amplifier arrays
Circuits for power-combined power amplifier array are provided, the circuits comprising: an input splitter coupled to an input that provides a plurality of...
US-1,006,3196 Power amplifier
A power amplifier comprising an amplifying element for amplifying a signal input to the amplifier, a matching network for varying the reactance presented to the...
US-1,006,3195 Amplifier circuit and amplifier circuit IC chip
An amplifier circuit includes a converter configured to convert a predefined physical quantity to a resistance value, and the resistance value converted by the...
US-1,006,3194 Low voltage tube circuits
A number of low voltage vacuum tube circuits include using supply voltages well below the manufacturer's recommended voltages applied to the plate or screen...
US-1,006,3193 Class D amplifier
A class D amplifier output stage including an input for receiving an input signal, an output for providing an output signal to a load, serially coupled upper...
US-1,006,3192 Amplification phase correction in a pulse burst
An apparatus includes a circuit and a shifter. The circuit may be configured to generate a control signal based on a reference voltage and a plurality of...
US-1,006,3191 Frequency and back-off reconfigurability in mm-wave power amplifiers
A power amplifier system for amplifying an input having a carrier frequency having an amplitude. The system includes a plurality of n amplifiers coupled to an...
US-1,006,3190 Broadband Doherty power amplifier
A power amplifier circuit includes a main amplifier circuit having a main amplifier for amplifying an input signal in one of a full-power mode and at least a...
US-1,006,3189 Method and device for self-biased and self-regulated common-mode amplification
An amplification device includes an amplification stage having a transconductance amplification transistor and an output terminal. A biasing circuit is...
US-1,006,3188 Leakage tolerant oscillator
A technique for reducing jitter in an oscillating signal generated by an oscillator circuit includes reducing feedback of gate leakage current while increasing...
US-1,006,3187 Method for assessing parameters for controlling a solar tracker
The invention relates to a method for assessing parameters for controlling a solar tracker including modules which include a table of means for processing solar...
US-1,006,3186 Phase change materials for cooling enclosed electronic components, including for solar energy collection, and...
The present technology is directed generally to phase change materials for cooling enclosed electronic components, including for solar energy collection, and...
US-1,006,3185 Retractable wiring system for a photovoltaic module
Systems and methods for assembling and wiring photovoltaic arrays are provided. The wiring systems can include retractable wires included in photovoltaic...
US-1,006,3184 Dual-stage parabolic concentrator
An improvised Solar Concentrator and Absorber/Receiver Subsystem using a Dual-Stage Parabolic Concentrator for Concentrating Solar Power (CSP) (Thermal) system...
US-1,006,3183 Solar panel with pivoting side supports
A folded down support (12) allows for stronger solar panels (10) and the support replaces most of the solar racking required for solar installation which...
US-1,006,3182 Hybrid power generating device
Provided is a hybrid power generating device. The hybrid power generating device includes a solar cell configured to generate an electric energy using sunlight;...
US-1,006,3181 System and method for detecting loss of input phase by sensing after power rectifier
A system for detecting a decrease in or loss of an input phase to a motor. A power rectifier rectifies and combines three input voltages to produce an output...
US-1,006,3180 Multiple inverter hybrid drive system
A powertrain for a vehicle includes and electric machine and a plurality of inverters. The electric machine may include a stator defining a plurality of stator...
US-1,006,3179 Energy saving method for use with active PWM rectifiers in regenerative drives
As described herein, a drive circuit for a three phase AC motor comprises an AC/AC converter. The converter has an input for receiving multiphase AC power from...
US-1,006,3178 Method and apparatus for synchronizing MDPS motor and motor position sensor
A method for synchronizing an MDPS motor and a motor position sensor may include: sequentially aligning, by a controller, a rotor of the MDPS motor by...
US-1,006,3177 Method and apparatus for optimizing efficiency of induction motor in electric vehicle
The present invention is to adjust the relevant parameters at the variable load factor of the motor of the electric vehicle and the arbitrary rotational speed...
US-1,006,3176 Operating a wind turbine being connected to a utility grid solely via a HVDC power connection with a network...
A method for controlling the operation of a wind turbine is provided. The method includes (a) receiving an active power reference signal) and an active power...
US-1,006,3175 Field current profile
An output of a generator may vary according to the speed of the engine, physical characteristics of the engine, or other factors. A profile for a generator that...
US-1,006,3174 System and method for controlling a negative sequence current in a wind turbine generator
The present disclosure is directed to a system and method for controlling an electrical power system connected to a power grid. The method includes determining,...
US-1,006,3173 Regulator, and vehicle alternator and rotating speed detection method thereof
A regulator, and vehicle alternator and rotating speed detection method thereof are provided. The vehicle alternator includes a rotor coil, a stator coil...
US-1,006,3172 Controlled braking of a generator
Systems and methods to provide for the controlled braking of a generator (e.g., a doubly-fed induction generator (DFIG)) in a wind power system are provided. In...
US-1,006,3171 Control apparatus for internal combustion engine
A control apparatus for an internal combustion engine is provided with: a first determining device configured to determine whether or not the number of...
US-1,006,3170 Methods and apparatus for robust and efficient stepper motor BEMF measurement
In a described example an apparatus includes: an FET driver circuit configured to supply current to a coil in a stepper motor, the FET driver circuit configured...
US-1,006,3168 Motor controller
A motor controller includes an inverter configured to convert a direct current to an alternating current, a control unit that generates a PWM signal for driving...
US-1,006,3167 Motor drive controller and method for controlling motor
A motor drive controller includes: an advance-angle reference voltage generator that generates an advance-angle reference voltage; a back electromotive voltage...
US-1,006,3166 Motor driving system, motor driving device, multi-axis motor driving system, and multi-axis motor driving device
This disclosure discloses a motor driving system including a motor with an encoder and a motor driving device configured to control and drive the motor based on...
US-1,006,3165 Method and apparatus for the detection of the position of an operating switch for starting an electric motor
An electric motor is connected to a voltage source via a drive circuit and, between the drive circuit and the voltage source, the operating switch is arranged...
US-1,006,3164 System and method for harvesting energy from a moving vehicle
A system and method for harvesting energy from a vehicle, e.g., an aircraft, in operation. A plurality of piezoelectric members are coupled between structural...
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