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Patent # Description
US-1,009,7159 Acoustic wave elements, antenna duplexers and electronic devices
An acoustic wave element comprising a lithium tantalate substrate having the Euler angles (.phi., .theta., .psi.), a first component .phi. satisfying...
US-1,009,7158 Acoustic wave device, filter, and duplexer
Acoustic wave device includes: a piezoelectric substrate; a first IDT located on the piezoelectric substrate; and a second IDT located on the piezoelectric...
US-1,009,7157 Crystal vibrating device and method for producing the same
A crystal vibrating device that includes a crystal resonator mounted on a substrate by a first conductive adhesive layer and a second conductive adhesive layer,...
US-1,009,7156 Resonance structure of bulk acoustic wave resonator
A resonance structure of bulk acoustic wave resonator comprises a bottom electrode, a dielectric layer and a top electrode, wherein the dielectric layer is...
US-1,009,7155 Power divider
A power divider is provided with a structure that diagnoses whether a correct connection is achieved. The power divider includes a first line that is configured...
US-1,009,7154 Power dividing circuit and power divider
A power dividing circuit includes a first transmission sub-circuit having an input port and a first resonant circuit, a second transmission sub-circuit having a...
US-1,009,7153 Bridge-T reflectionless bandstop filter
A bandstop filter is provided that includes an input port, a series bandpass resonator, a first capacitor, a bandstop resonator, a second capacitor and an...
US-1,009,7152 MEMS component having AlN and Sc and method for manufacturing a MEMS component
A MEMS component includes a lower electrode. The MEMS component also includes an upper electrode. The upper electrode overlies the lower electrode. The MEMS...
US-1,009,7151 Input/output systems and devices for use with superconducting devices
Systems and devices for providing differential input/output communication with a superconducting device are described. Each differential I/O communication is...
US-1,009,7150 Systems and methods to increase volume of audio output by a device
In one aspect, a first device includes at least one processor, a microphone accessible to the at least one processor, and storage accessible to the at least one...
US-1,009,7149 Advanced communication earpiece device and method
An earpiece device (10, 110, 210, 210') provides advanced communication to the user thereof, for controlling a total sound dose (TND), including an audio output...
US-1,009,7148 Power amplification module
Provided is a power amplification module that includes: a first amplification circuit that amplifies a first signal and outputs the amplified first signal as a...
US-1,009,7147 Circuit for automatically measuring gain of built-in trans-impedance amplifier
A circuit for automatically measuring gain of a built-in trans-impedance amplifier includes a current source built in a trans-impedance amplifier chip for...
US-1,009,7146 Ripple reduction method for chopper amplifiers
An electrical circuit comprising a modulating chopper configured to receive a differential input signal at a first frequency and modulate the differential input...
US-1,009,7145 Multi-mode power management circuit
A multi-mode power management circuit is provided. The multi-mode power management circuit includes a second generation (2G) amplifier circuit(s) configured to...
US-1,009,7144 Electrical signal amplifier, circuit arrangement and method
An electrical signal amplifier, having an amplifier input and an amplifier output is provided, which are set up to receive an electrical input signal and to...
US-1,009,7143 Josephson-coupled resonator amplifier (JRA)
A Josephson-coupled resonator amplifier is provided. The Josephson-coupled resonator amplifier includes a first and a second resonator, each formed from...
US-1,009,7142 Power amplifier time-delay invariant predistortion methods and apparatus
An embodiment of the invention is a time-delay invariant predistortion approach to linearize power amplifiers in wireless RF transmitters. The predistortion...
US-1,009,7141 Digital predistortion tailored to specified frequencies in the power amplifier (PA) output spectrum
An apparatus to apply frequency selective digital predistortion (DPD) to a power amplifier (PA) circuit is disclosed. The apparatus comprises a first...
US-1,009,7140 Method and system for amplifier calibration
Embodiments of a method for amplifier calibration and an amplifier system are described. In one embodiment, a method for amplifier calibration involves...
US-1,009,7139 Methods for multi-path amplifiers and multi-path amplifier
A design method for designing a multi-path amplifier involves connecting an amplifier stage having at least two amplifier branches to a combiner stage; feeding...
US-1,009,7138 Doherty input power splitter and linearization method
Embodiments of a Doherty amplifier device are provided, including a first amplifier stage having a first gain; a second amplifier stage having a second gain...
US-1,009,7137 Timing alignment sensitivity for envelope tracking
In one embodiment a transmitter is disclosed. The transmitter comprises an envelope tracking amplifier circuit comprising a power amplifier; a radiofrequency...
US-1,009,7136 Transformer feed-back quadrature voltage controlled oscillator for correcting dynamic phase error and...
A transformer feed-back quadrature voltage controlled oscillator (QVCO) includes a first VCO; a second VCO; and a dynamic phase error correction circuit, having...
US-1,009,7135 Photovoltaic systems with intermittent and continuous recycling of light
Photovoltaic systems and methods for optimizing the harvesting of solar energy are disclosed. A photovoltaic (PV) system includes: a solar panel module. The...
US-1,009,7134 Pile cap with integrated bearing housing
This disclosure relates to the design of pile cap assemblies configured to rotatably couple the torque tube of a photovoltaic solar tracker to multiple support...
US-1,009,7133 Racking system for installing solar panels
A racking system is configured to install at least one photovoltaic panel on a rooftop. The racking system includes a plurality of rails. A splice bar is...
US-1,009,7132 Height adjustment bracket for roof applications
A roof mount for mounting at least one solar panel to a roof surface including a base. The roof mount includes a clamp connected to the base and a first recess...
US-1,009,7131 Smart floating platforms
Disclosed are modular floating platforms configured to be joined together to form a cover over surfaces of natural and artificial bodies of water and other...
US-1,009,7130 Energization control system and sensor unit
An energization control system includes a sensor unit including a magnetic detection portion detecting a magnetic flux density of a magnetic flux generated at a...
US-1,009,7129 Drive controller and drive control method for electric motor
To provide drive controller and control method for an electric motor including plural energization systems composed of an inverter and coils corresponding to...
US-1,009,7128 Electronic pump
An electronic pump includes a controller. The controller includes a power input terminal, a printed circuit board, a motor driver and a microprocessor. The...
US-1,009,7127 Thrust constant derivation method and movement control method of linear motor, and thrust constant derivation...
A method of deriving a thrust constant representing an occurrence rate of a thrust in relation to a current in a linear motor which includes a magnet extending...
US-1,009,7126 Method and apparatus to change resonance frequency of an electronic device
An electronic device may include a motor to operate at a first frequency during a first time period and to operate at a second frequency during a second time...
US-1,009,7125 Alternator including wireless voltage regulator
An alternator configured for use in a vehicle includes a housing, a stator located within the housing, a field coil, a regulator, and a transceiver. The field...
US-1,009,7124 Voltage regulator of a motor vehicle alternator, regulator brush-holder, and corresponding alternators
The invention relates to a voltage regulator (43) for a motor vehicle alternator (44). The device comprises a control module (I) for controlling an excitation...
US-1,009,7123 Systems and methods concerning exciterless synchronous machines
A synchronous machine and related systems include a stator and rotor separated by an air gap. The rotor includes a rotating DC power supply coupled to exciter...
US-1,009,7122 Control strategy for automatic shutdown of engine
A system is provided for automatically shutting down an engine of a portable or handheld device in response to the engine operating while in an enclosed space,...
US-1,009,7121 Method and device for controlling an electric motor
A method and a device for controlling an electric motor using pulse-width modulated control signals. Control pulses having a setpoint duty factor and temporally...
US-1,009,7120 Current prediction for delay compensation in motor control systems
An embodiment of a control system includes a pulse modulation module configured to generate a modulation signal controlling application of voltages to an...
US-1,009,7119 Fan for use in agriculture
A fan for use in agriculture which has a BLDC motor which allows for varying the speed of the fan to vary the airflow rate of the fan and vary the efficiency of...
US-1,009,7118 Current measuring apparatus for use with electric motors
A current measuring circuit for an electric motor provides an output indicative of the change in the current di/dt flowing in a phase of the electric motor over...
US-1,009,7117 Adjustable pulse injection in electric machine control
A control system is provided for an electric machine having a rotor and a stator. The control system has a converter circuit in electrical communication with...
US-1,009,7116 Motor control apparatus for controlling motor based on counter-electromotive voltage generated in winding of motor
A motor control apparatus includes: a unit configured to determine a counter-electromotive voltage in a winding of a motor; a unit configured to determine a...
US-1,009,7115 Auto-synchronization of brushless DC motors
A controller for controlling a multiphase brushless direct current (BLDC) motor is described. The controller may be configured to determine that the multiphase...
US-1,009,7113 Apparatuses and methods for performing thermodynamic cycles
Methods for increasing the power output from a heat engine based on temporary electrical and magnetic remanence is achieved by a means of cancelling the power...
US-1,009,7112 Piezoelectric energy harvester system with composite shim
A vibrational multi-morph piezoelectric energy harvester includes a composite shim having a parallelepiped form with a thickness dimension made smaller than...
US-1,009,7111 Piezoelectric drive device and robot
A piezoelectric drive device includes multiple piezoelectric drive units that have a contact portion which can come into contact with a driven portion, and that...
US-1,009,7110 Modulation method for a three-phase multilevel converter
The present invention discloses a modulation method for a three-phase multilevel converter. The modulation method comprises the following steps: generating...
US-1,009,7109 Three-level voltage bus apparatus and method
An apparatus includes a first switch and a first capacitor connected in series between a first voltage bus and a second voltage bus, a second capacitor and a...
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