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Patent # Description
US-9,319,026 High-frequency module
A high-frequency module includes a multilayer body including stacked dielectric and a pair of ground electrodes spaced apart from each other; a common terminal...
US-9,319,024 Apparatus and method for accounting for gain and timing phase error, not accounted for by coefficients of a...
A system including a first filter. The first filter includes first taps that receive respective coefficients. The first filter, based on the coefficients,...
US-9,319,023 Acoustic wave element and acoustic wave device using same
An IDT electrode of a SAW element has a plurality of first dummy electrodes which extend from the first bus bar to the second bus bar side and have tips which...
US-9,319,022 Resonator element, resonator, oscillator, and electronic apparatus
A resonator element includes a base section, a pair of vibrating arms projecting from the base section in a +Y-axis direction, and arranged in an X-axis...
US-9,319,021 Digitally controlled phase shifter
A digitally controlled phase shifter is disclosed. In an exemplary embodiment, an apparatus includes a first component connected between a first terminal and a...
US-9,319,020 Temperature compensation in a semiconductor micromechanical resonator via charge carrier depletion
A semiconductor resonator has a substrate with a thickness extending between a first end and a second end and a pn-junction along the thickness of the substrate...
US-9,319,019 Method for augmenting a listening experience
One variation of a method for augmenting a listening experience of a user through an audio device includes: detecting a location of the audio device; selecting...
US-9,319,018 Detection of radio signals in a receiver
Non-linear distortions, called glitches, occur in radio receivers when automatic gain control (AGC) is employed for regulating the dynamic range of the received...
US-9,319,017 LNA gain adaption based on received signal strength of signals conforming to different communication protocols
An integrated circuit for controlling a gain of an LNA to be applied to (i) a first signal from a first communication device, and (ii) a second signal from a...
US-9,319,016 Level adjustment device
It is possible to enable automatic on/off switching of a pad and to prevent frequent occurrence of on/off switching of a pad even when a user carries out fine...
US-9,319,015 Audio processing apparatus and method
There is provided an audio processing apparatus. An obtaining unit obtains an audio signal. A first audio level controller gives a first gain to the audio...
US-9,319,014 Method and an apparatus for processing an audio signal
A method of processing an audio signal, and which includes a receiving object information including object level information indicating a level of objects,...
US-9,319,013 Operational amplifier input offset correction with transistor threshold voltage adjustment
A device can include an operational amplifier (op amp) circuit having a differential transistor pair, a first transistor of the differential transistor pair...
US-9,319,012 Amplifying apparatus
An amplifying apparatus, including an amplitude-phase conversion unit to separate an input signal into first and second signals, wherein a phase difference...
US-9,319,011 Class-D amplifier having mixed signal feedback control
A Class-D amplifier includes an analog-to-digital converter (ADC), a digital filter, a digital pulse width modulation (PWM) unit, a pre-driver unit, and an...
US-9,319,010 Inverse class F amplifiers with intrinsic capacitance compensation
The embodiments described herein provide inverse class F (class F.sup.-1) amplifiers. In general, the inverse class F amplifiers are implemented with a...
US-9,319,009 Tunable radio frequency low noise amplifier
An apparatus comprising an amplifier comprising an input, a capacitor having a capacitor first side and a capacitor second side, wherein the capacitor first...
US-9,319,008 Differential output inductor for class D amplifier
A circuit includes a first input terminal for receiving a first pulsed voltage and a second input terminal for receiving a second pulsed voltage. The circuit...
US-9,319,007 Three-dimensional power amplifier architecture
The present disclosure provides a three-dimensional (3-D) transformer-based (TF-based) power amplifier architecture, including a power splitting plane having at...
US-9,319,006 System and method for a radio frequency coupler
In accordance with an embodiment, a directional coupler includes a coupler circuit and at least one amplifier coupled between a coupler circuit isolated port...
US-9,319,005 Multi-band/multi-mode power amplifier with signal path hardware sharing
Existing multi-band/multi-mode (MB/MM) power amplifiers (PAs) use separate signal paths for the different covered frequency bands. This results in a large...
US-9,319,004 Apparatus and methods for equalization
Apparatus and methods for equalization are provided. In certain implementations, an equalizer includes first and second feedback resistors, first and second...
US-9,319,003 Audio amplifier
An amplifier includes: a first operational signal path arranged to generate a first pre-output signal according to an input signal under a first operating mode...
US-9,319,002 Distortion compensation circuit and transmission device using distortion compensation circuit and...
The purpose of the invention is to reduce Cartesian loop transmission delay for compensating the distortion occurring in a high-frequency power amplifier and...
US-9,319,001 Amplifier circuit, biasing block with output gain compensation thereof, and electronic apparatus
An exemplary embodiment of the present disclosure illustrates an amplifier circuit comprising an amplifier block and a biasing block. The amplifier block is...
US-9,319,000 Method and apparatus for improving leakage performance of a multi-port amplifier
A method and apparatus for managing a multi-port amplifier. In one illustrative embodiment, an apparatus comprises the multi-port amplifier and a controller....
US-9,318,999 Sampling mixer circuit and receiver
The sampling mixer circuit comprises: a clock generating circuit that outputs four-phase control signals the periods of which are in accordance with the carrier...
US-9,318,998 Acoustically-engineered multi-port piezoelectric-on-semiconductor resonators for accurate temperature sensing...
An integrated circuit device includes a multi-port piezoelectric-on-semiconductor microelectromechanical resonator, which is configured to support independent...
US-9,318,997 Resonator
A resonator has a main resonator body and a secondary resonator structure. The resonator body has a desired mode of vibration of the resonator alone, and a...
US-9,318,996 Solar energy apparatus and methods
The invention is for improved solar energy collection apparatus that utilize one or more 3-dimensional porous metal absorber plates that contain one or more...
US-9,318,995 Portable folding photovoltaic module
A portable photovoltaic device comprised of photovoltaic sections separated by one, or more, hinges and that provides for the photovoltaic sections to be...
US-9,318,994 Multistage vertical solar module holder
The present invention relates to a multistage vertical solar module holder. According to the present invention, because solar modules are installed between...
US-9,318,993 Drive circuit and physical quantity measuring device
In order for keeping the amplitude of the excitation current of a vibrator constant irrespective not only of the temperature variation but also of the...
US-9,318,992 Drive circuit for a pre-phase AC motor
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-9,318,991 Electric motor frequency modulation system
A method and apparatus for controlling an electric motor. A switching frequency meeting a desired operating condition is identified from information relating to...
US-9,318,990 Redundant winding connections for multiphase electric machines
Redundant winding connections for multiphase electric machines are disclosed. According to one aspect, a multiphase machine having redundant winding connections...
US-9,318,989 Three-phase AC induction motor control device and three-phase AC induction motor control method
Disclosed is a three-phase AC induction motor control device for controlling a torque based on a two-axis orthogonal coordinate system in synchronization with a...
US-9,318,988 System and method for voltage control of wind generators
A system and associated method for reactive power generation for a wind turbine generator includes receiving a higher-than-generator level voltage command...
US-9,318,987 Modularized control circuit of fan motor and method of operating the same
A modularized control circuit of a fan motor is used to provide a phase-sensing control to the fan motor. The modularized control circuit includes a driving...
US-9,318,986 Method of controlling an electric motor of a power steering system, and power steering system
A method of controlling an electric motor of a power steering system having at least three windings is described, wherein a control unit applies a current to...
US-9,318,985 Image forming apparatus including motor that drives image forming apparatus, controller that controls motor,...
An image forming apparatus includes a longitudinally conveying motor, a main-body-side control board, and a sensor. In the longitudinally conveying motor, an...
US-9,318,984 Linear motor device and method for controlling linear motor device
A linear motor device includes a linear motor and a control unit configured to apply a load to a pressurizing object by causing a movable part of the linear...
US-9,318,983 Motor controller
A 0-axis current calculator 7 configured to calculate a target value of the 0-axis current by setting the current of the open phase to be zero when one of the...
US-9,318,982 Control apparatus for AC motor
According to a control apparatus for an AC motor, a switching section selects a two-phase control current value as a current fixing value, when a first current...
US-9,318,980 Piezoelectric actuator, robot hand, and robot
A piezoelectric actuator includes a vibrating body including a piezoelectric device; a driving circuit that supplies a driving signal to the piezoelectric...
US-9,318,979 Converter arrangement having a filter
A converter arrangement has at least one AC voltage connection, at which an alternating current can be fed in or drawn, and at least one DC voltage connection,...
US-9,318,978 Voltage converter with soft communication networks
Embodiments of the present invention describe a voltage converter and a method for operating the voltage converter. In one embodiment the voltage converter...
US-9,318,977 Actuating circuit for three-level inverter
An actuating circuit having a primary-side circuit part with an actuating logic circuit and a primary-side reference potential, and four secondary-side circuit...
US-9,318,976 Adjustable PWM method to increase low speed starting torque and inverter voltage measurement accuracy
Methods, control apparatus and computer readable mediums are presented for controlling a switching inverter in which a controller selectively suspends PWM...
US-9,318,975 Power system controlling and monitoring power semiconductor devices employing two serial signals
A power system includes a power semiconductor devices; a control circuit outputting first firing signals each being for a corresponding power semiconductor...
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