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Patent # Description
US-9,595,940 Filter, duplexer and module
A filter includes: one or more series resonators connected in series between an input terminal and an output terminal; one or more parallel resonators connected...
US-9,595,939 Reactance filter having a steep edge
A reactance filter includes a series branch that connects a signal input to a signal output. At least one parallel branch branches off from the series branch...
US-9,595,938 Elastic wave device
An elastic wave device includes elastic wave filters connected in parallel between an input and an output, and has reduced size and insertion loss, and improved...
US-9,595,937 Programmable step attenuator with cross connection
Disclosed examples include a programmable attenuator circuit providing selective cross coupling of impedance components between circuit input nodes and output...
US-9,595,936 Reconfigurable bandstop filter
A reconfigurable bandstop filter and methods of designing and reconfiguring the bandstop filter are disclosed. The reconfigurable bandstop filter includes a...
US-9,595,935 Active notch filter
A method and apparatus are disclosed for filtering a signal, such as a transmit communication signal with a configurable notch filter. The configurable notch...
US-9,595,934 Gain calibration for an imaging system
An imaging system includes an array of photodetectors and electronic circuitry associated with the photodetectors to read intensity values from the...
US-9,595,933 Power amplifier device and circuits
A multi-mode multi-band power amplifier and its circuits are provided. The power amplifier comprises a controller, a wide-band amplifier channel, and a...
US-9,595,932 Adaptive music playback system
An adaptive music playback system is disclosed. The system includes a composition system that receives information corresponding to user activity levels. The...
US-9,595,931 Two differential amplifier configuration
An apparatus is disclosed for providing a common mode voltage to the inputs of a first differential amplifier which outputs the difference between two signals....
US-9,595,930 Solid state microwave generator and power amplifier
A microwave generator and power amplifier system for the same are provided. The power amplifier system can include a first power amplifier unit that can receive...
US-9,595,929 Distributed pole-zero compensation for an amplifier
An amplifier includes an amplifier input and an amplifier output. A compensation network is coupled to the amplifier output. The compensation network includes...
US-9,595,928 Bias circuits and methods for depletion mode semiconductor devices
A Radio Frequency (RF) amplifier includes a depletion mode semiconductor device having a gate, a bias device and an inverting circuit. The depletion mode...
US-9,595,927 Bias adjustment circuitry for balanced amplifiers
Circuitry includes a balanced amplifier and bias adjustment circuitry. The bias adjustment circuitry is coupled to the balanced amplifier and is configured to...
US-9,595,926 Apparatus and methods for overdrive protection of radio frequency amplifiers
Provided herein are apparatus and methods for overdrive protection of radio frequency (RF) amplifiers. In certain configurations, an RF amplifier includes a...
US-9,595,925 Distortion-compensating power amplifier and method for compensating for distortion to amplify power
A distortion-compensating power amplifier compensates for nonlinear distortion in a power amplifier. The distortion-compensating power amplifier includes: a...
US-9,595,924 Calibration for power amplifier predistortion
In one embodiment, a method comprising during a first calibration instance, converting at a first transconductance stage a first output voltage from a power...
US-9,595,923 Systems and methods for optimizing amplifier operations
Methods and systems for optimizing amplifier operations are described. The described methods and systems particularly describe a feed-forward control circuit...
US-9,595,922 Chopper amplifier
Various apparatuses and methods are described where a signal is amplified using a chopper amplifier arrangement, and ripples caused by said chopper amplifier...
US-9,595,921 Power amplifier having a common input and a plurality of outputs
Power amplifier having a common input and a plurality of outputs. In some embodiments, a power amplifier can include a plurality of signal paths having a common...
US-9,595,920 Hardware-efficient compensator for outphasing power amplifiers
Digital compensators for use in outphasing-based power amplification systems (e.g., Linear Amplification using Nonlinear Components (LINC) amplifiers and...
US-9,595,919 Front-end architecture for transmitter
Apparatus includes: a mixer configured to mix local a oscillator signal with a baseband signal and output a radio frequency (RF) signal; a first load coupled to...
US-9,595,918 Stable microwave-frequency source based on cascaded brillouin lasers
A microwave-frequency source, generating an output electrical signal at an output frequency f.sub.M, comprises a pump laser source, an optical resonator, and a...
US-9,595,917 Antiferromagnetically coupled spin-torque oscillator with hard perpendicular polarizer
An apparatus includes a polarizer, a first free layer, a second free layer, and an antiferromagnetic (AF) coupling layer. The polarizer has a perpendicular...
US-9,595,916 Magnetoresistive effect oscillator
A magnetoresistive effect oscillator is provided which can realize a rise or a fall of oscillation at a higher speed. In the magnetoresistive effect oscillator,...
US-9,595,915 Fine tuning control apparatus and method
Methods, apparatuses, and systems for providing a variable output using an array of cells are discussed. In the fine tuning bank of an apparatus, control is...
US-9,595,914 Electronic component, electronic apparatus, and moving object
An electronic component includes a wiring substrate, a heating element, a first support, a second support, and a container. The heating element, the first...
US-9,595,913 Solar cell apparatus
Provided is a solar cell apparatus. The solar cell apparatus includes: a substrate; a first cell group on the substrate; a second cell group on the substrate; a...
US-9,595,912 Light concentrator and a solar cell
A light concentrator of an embodiment includes: a first high refractive index layer, a first low refractive index layer, and a second high refractive index...
US-9,595,911 Tile roof mounting systems
Tile roof mounting systems are disclosed for installing solar panels on a tile roof. The systems may include a base member that can be installed under a tile of...
US-9,595,910 Solar assembly and method of forming same
Various aspect provide for a solar assembly. The solar assembly may be a mechanical structure that allows many small solar cells to be integrated into the wing...
US-9,595,909 Storage type solar power generation device and storage type solar power generation system
An electricity storing solar power generation device 10 includes: solar cells including at least two kinds of solar cells 11, 12 and 13 having mutually...
US-9,595,908 Power converter
A method for a power conversion apparatus to drive an electric motor using a power semiconductor device. The method includes detecting or estimating a...
US-9,595,907 System and method for controlling modulation of an inverter
A current measurement module is adapted to measure an observed current level for the inverter. A data processor or mode controller accesses a stored...
US-9,595,906 Motor control apparatus having function for protecting LCL filter
A motor control apparatus includes: a PWM rectifier which converts an AC power to a DC power; an LCL filter provided between the AC power supply and the PWM...
US-9,595,905 Refrigerant compressor drives offering enhanced robustness, efficiency and rated voltage operability
Apparatuses, methods, and systems offering enhanced robustness, efficiency and rated voltage operability for refrigerant compressor drives are disclosed. An...
US-9,595,904 Apparatus for modifying voltage command for detecting output current in inverter
An apparatus for modifying voltage command for detecting output current in inverter is disclosed to modify a PWM voltage command by determining a sector in a...
US-9,595,903 Controller for motor
A controller is provided which can interface with a variable frequency drive and a motor, the controller having (a) one or more voltage and current sensors...
US-9,595,902 Methods, systems and apparatus for adjusting modulation index to improve linearity of phase voltage commands
Embodiments of the present invention relate to methods, systems and apparatus for controlling operation of a multi-phase machine in a motor drive system. The...
US-9,595,901 Method for regulating a generator set
The invention relates to a method for regulating the output voltage of the alternator of a generator set, said generator set including a heat engine driving the...
US-9,595,900 Method and assembly for the turning gear operation of a turbo set
An assembly including an electric generator and a steam turbine and an excitation device is provided. The excitation device is designed such that during nominal...
US-9,595,899 Motor control device
A motor control device capable of executing a start mode that takes into consideration both the start performance with respect to a residual load and the life...
US-9,595,898 Device for controlling motor driving
According to one embodiment, a device for controlling motor driving which includes a first comparator, a second comparator, a zero level detecting portion, and...
US-9,595,897 Motor control device for controlling current phase on dq/three-phase coordinates
A motor control device for controlling a three-phase AC motor by using dq-three-phase coordinate conversion includes a phase correction amount calculation unit...
US-9,595,896 Methods and systems for sensorless closed loop motor speed and torque control
Methods and systems are presented for closed loop motor speed and torque control without a sensor at the motor, in which configuration parameters are received...
US-9,595,895 Motor control system and method for protecting inrush resistor
A system for protecting an inrush resistor by determining whether an inrush relay connected in parallel with the resistor properly closes. A differential...
US-9,595,894 Triboelectric nanogenerator for powering portable electronics
A triboelectric generator includes a first contact charging member and a second contact charging member. The first contact charging member includes a first...
US-9,595,893 Non-stationary multi-frequency vibration energy harvesting with tunable electrical impedance
Harvesting energy from non-stationary, multi-frequency mechanical vibrations using a tunable electrical circuit. In an embodiment, an apparatus for converting...
US-9,595,892 Electrostatic actuator
An electrostatic actuator 100 includes: a stator 1 that includes a substrate 102 and a plurality of linear electrodes 1a to 1d separately provided on the...
US-9,595,891 Control device and control device of power conversion circuit
Provided are a control device and a control device for a power conversion circuit, said control device having a first control circuit that compensates for...
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