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Patent # Description
2017/0250672 BULK ACOUSTIC WAVE RESONATOR
Disclosed is a bulk acoustic wave resonator (BAWR). The BAWR includes a bulk acoustic wave resonance unit with a first electrode, a second electrode, and a...
2017/0250671 ELASTIC WAVE DEVICE AND MANUFACTURING METHOD FOR THE SAME
In an elastic wave device, a piezoelectric substrate is laminated on a support substrate including a recess. On one of a first principal surface and a second...
2017/0250670 CRYSTAL VIBRATION ELEMENT AND CRYSTAL VIBRATION DEVICE
A vibration element includes a crystal blank, a pair of excitation electrodes, and pair of extraction electrodes. The crystal blank is an AT cut crystal blank...
2017/0250669 ELECTRONIC DEVICE
An electronic device includes: a first substrate including a first functional element located on an upper surface of the first substrate; a second substrate...
2017/0250668 MARCHAND BALUN
A marchand balun with a reduced plane size is disclosed. The marchand balun provides two coupling units each having two transmission lines coupled to each...
2017/0250667 SUB-BAND ADJUSTABLE BANDPASS FILTER
A bandpass filter includes resonance circuits and an inductance circuit. The resonance circuits are coupled to variable capacitance circuits, respectively. The...
2017/0250666 INTEGRATED FILTER AND DIRECTIONAL COUPLER ASSEMBLIES
Integrated filter and electromagnetic coupler assemblies. In certain examples, an integrated filter and electromagnetic coupler assembly includes a filter...
2017/0250665 Controlling a Power Amplification Stage of an Audio Signal Amplifier
An audio reproduction apparatus is shown and includes an amplifier with a power amplification stage having transistors in a push-pull arrangement. A bias...
2017/0250664 PLAYBACK DEVICE PAIRING
Technology for grouping, consolidating, and pairing individual playback devices with network capability (players) to stimulate a multi-channel listening...
2017/0250663 DIFFERENTIAL AMPLIFIER, RECEIVER, AND CIRCUIT
A differential amplifier which does not have an effect of noise resistance deterioration, waveform distortion, and a lower bandwidth while having a wide input...
2017/0250662 AUDIO AMPLIFIERS
Certain aspects of the present disclosure provide amplifiers. Certain aspects of the present disclosure provide methods and apparatus for protecting an such...
2017/0250661 SWITCHED-CAPACITOR INPUT CIRCUIT, SWITCHED-CAPACITOR AMPLIFIER, AND SWITCHED-CAPACITOR VOLTAGE COMPARATOR
In order to realize a circuit in a subsequent stage with a smaller circuit scale with respect to a single-ended input of a large signal, a double-sampling...
2017/0250660 POWER AMPLIFIER MATCHING CIRCUIT WITH DVCS
Embodiments disclosed herein generally relate to power amplifier matching circuits used for matching impedance and harmonic control in a device, such as a...
2017/0250659 RADIO FREQUENCY AMPLIFIER SYSTEM AND HEAT DISSIPATION DEVICE THEREOF
In a radio frequency (RF) amplifier system and a heat dissipation device thereof, the RF amplifier system includes an RF amplifier and a heat dissipation...
2017/0250658 AMPLIFIER CIRCUIT AND METHOD
An amplifier arrangement comprises N amplifier stages comprising a main amplifier stage and a plurality of peaking amplifier stages. A transmission line...
2017/0250657 Amplifier Circuit and Method
An amplifier arrangement comprises N amplifier stages (10.sub.1 to 10.sub.N). The amplifier arrangement comprises a main cascade of quarter wavelength...
2017/0250656 MULTIPLE PATH AMPLIFIER WITH PRE-CANCELLATION
A device includes a first amplifier coupled to a first signal conduction path and a second amplifier coupled to a second signal conduction path. A first...
2017/0250655 DYNAMIC VOLUME MANAGEMENT IN AUDIO AMPLIFIERS
Certain aspects of the present disclosure provide an amplifier for signal amplification. Certain aspects further describe methods and apparatus for applying...
2017/0250654 DYNAMIC DEAD TIME MANAGEMENT
Certain aspects of the present disclosure provide methods and apparatus for dynamically managing the dead time between turning on output power stage...
2017/0250653 DUAL-MODE ENVELOPE TRACKING POWER MANAGEMENT CIRCUIT
A dual-mode envelope tracking (ET) power management circuit is provided. An ET amplifier(s) in the dual-mode ET power management circuit is capable of...
2017/0250652 DIGITAL MODULATOR AND DIGITAL-TO-ANALOG CONVERSION TECHNIQUES ASSOCIATED THEREWITH
Some embodiments disclosed herein relate to a transmitter. The transmitter includes a digital modulator adapted to provide a digital modulated RF signal based...
2017/0250651 SUBCRITICAL-VOLTAGE MAGNETRON RF POWER SOURCE
A system and method of operating a magnetron power source can achieve a broad range of output power control by operating a magnetron with its cathode voltage...
2017/0250650 PHOTOVOLTAIC APPARATUS
Provided is a photovoltaic apparatus including: a power generation part including a plurality of power generating elements each generating power in accordance...
2017/0250649 IN-PLANE ROTATION SUN-TRACKING FOR CONCENTRATED PHOTOVOLTAIC PANEL
A photovoltaic array includes a two-dimensional array of photovoltaic cells having a plurality of rows, each row having a pivot axis parallel to the row. Each...
2017/0250648 PHOTOVOLTAIC MOUNTING SYSTEM FOR SOLAR TRACKER ARRAY
Mounting systems are disclosed for attaching photovoltaic modules to torque tubes. Such systems can include saddle brackets that maximize space along a torque...
2017/0250647 Utility Pole Mounted Solar Panels and Securing Brackets
An electrical transmission system has solar electrical generation stations mounted directly to existing utility poles along a transmission line. Solar panels...
2017/0250646 POWER GENERATING INSTALLATION AND STRUCTURE THEREOF
A structure for a power generating installation includes sub-division branching's coupled together to form the structure. At least some of the uppermost...
2017/0250645 MOTOR DRIVE HAVING FUNCTION OF PROTECTING DYNAMIC BRAKING CIRCUIT
A motor drive according to the present invention includes an inverter, a motor rotational speed obtaining unit, a motor inertia information storage unit, a...
2017/0250644 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...
2017/0250643 MOTOR CONTROL DEVICE INCLUDING TORQUE COMMAND LIMIT UNIT
A motor control device which controls a motor in a machine tool or an industrial machine includes: a power outage detection unit that detects a power outage of...
2017/0250642 Rotation Speed Control Method And Device Of Motor, And Motor Control System
A rotation speed control method and device of a motor, and a motor control system; the rotation speed control method of the motor comprises the following...
2017/0250641 FLUX ESTIMATION FOR FAULT TOLERANT CONTROL OF PMSM MACHINES FOR EPS
A system for estimating flux linkage in an electric motor includes a flux estimation module that generates estimated flux linkages based on a back ...
2017/0250640 METHOD AND DEVICE FOR THE CYCLIC DIGITAL TRANSMISSION OF A POSITION VALUE OF A MOVING OBJECT WITH INERTIAL MASS
In a method and device for the cyclic digital transmission of a position value of a moving object with inertial mass, the value range of the transmitted...
2017/0250639 Pneumatic Power Generator
A pneumatic power generator configured for generating less than about 100 W for providing on demand power to a device connected to the power generator includes...
2017/0250638 Pneumatic Energy Harvesting and Monitoring
An apparatus including a pneumatic system; an energy harvesting unit configured to generate electrical energy from a compressed gas in the pneumatic system; a...
2017/0250637 Axial Brushless DC Motor with Fractional and Hold Step Function
An axial brushless DC motor comprising a stator including a plurality of coils, a rotor including a magnet with a plurality of pairs of magnetic poles and...
2017/0250636 Field Winding Type Synchronous Machine
A field winding type synchronous machine connects to a DC line and includes a rotor; a stator; an exciter that passes a current through a field winding of the...
2017/0250635 BRAKING TORQUE CLOSED-LOOP CONTROL SYSTEM AND METHOD FOR SWITCH RELUCTANCE MOTOR
A braking torque closed-loop control system and method for a switch reluctance motor. The closed-loop control system comprises a torque regulator, a mode...
2017/0250634 CONTROL TIMING AND SEQUENCING FOR A MULTI-PHASE ELECTRIC MOTOR
Described embodiments provide an electronic circuit for controlling a motor. The electronic circuit includes a magnetic field sensing circuit responsive to...
2017/0250633 TRANSMITTING DEVICE AND METHOD FOR WIRELESS TRANSMISSION OF MEASURED PARAMETERS
A transmitting device for wireless transmission of measured parameters comprising a microcontroller and pulse generating elements connected to the...
2017/0250632 BIOMIMETIC TRANSFEMORAL PROSTHESIS
In an artificial limb system having an actuator coupled to a joint for applying a torque characteristic thereto, a control bandwidth of a motor controller for...
2017/0250631 METHOD AND ARRANGEMENT FOR MONITORING A PERMANENTLY EXCITED SYNCHRONOUS MACHINE
The present disclosure provides a method for monitoring a rotor position sensor of a PSM machine having at least three phases operated by a field oriented...
2017/0250630 VOLTAGE LEVEL DETECTING DEVICE, MOTOR DRIVING APPARATUS, MOTOR DRIVING SYSTEM, AND METHOD FOR DETECTING VOLTAGE...
A voltage level detecting device is provided including comparators, a detection circuit, a trigger signal output circuit, a delayed control signal output...
2017/0250629 DRIVE CONTROL METHOD FOR ELECTRONIC EXPANSION VALVE
A drive control method for an electric expansion valve is disclosed. In the disclosure, before applying a drive pulse signal corresponding to a rotary pulse...
2017/0250628 METHOD FOR AUTOMATICALLY IDENTIFYING SPEED OPERATION RANGE IN A MECHANICAL SYSTEM DRIVEN BY PMSM OR INDUCTION...
As speed operation range identification system for motion systems driven by permanent magnet synchronous motors (PMSMs) or induction motors leverages both...
2017/0250627 POWER GENERATOR
A power generator including: a first vibration system in which a first mass member is elastically supported by a first spring member; and a second vibration...
2017/0250626 Energy System with C02 Extraction
An auxiliary wind energy device comprising a valve device embodied as a rotating aperture plate located adjacent a fixed aperture plate to cyclically operate...
2017/0250625 ELECTRODE DESIGN AND LOW-COST FABRICATION METHOD FOR ASSEMBLING AND ACTUATION OF MINIATURE MOTORS WITH...
The invention includes miniature dots, miniature disks or miniature cylinders and methods of making the same by dispersing a particle in or on a dissolvable,...
2017/0250624 MULTI-LEVEL INVERTER
Various examples are directed to systems and methods for a multi-level inverter to convert direct current (DC) to alternating current (AC). The inverter may...
2017/0250623 PARALLEL INVERTER SCHEME FOR SEPARATING CONDUCTION AND SWITCHING LOSSES
In one example embodiment, a controller is coupled to a first inverter and a second inverter forming a parallel inverter scheme. The first inverter and the...
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