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Patent # Description
US-9,923,543 Radio frequency module
A radio frequency module includes a transmission terminal, a transmission filter connected to the transmission terminal, a common terminal, a reception filter...
US-9,923,542 Radio-frequency module component
A radio-frequency module component includes a splitter/combiner and a shield case. The splitter/combiner includes a multilayer body, a common input/output...
US-9,923,541 Converting a symmetrical input signal of a magnetic resonance arrangement into an asymmetrical output signal
A symmetrical input signal is converted into an asymmetrical output signal. A first conduction path and a second conduction path are arranged parallel to one...
US-9,923,540 Transmission line reflectionless filters
Reflectionless transmission line filters, as well as a method for designing such filters is disclosed. These filters preferably function by absorbing the...
US-9,923,539 Acoustic wave device and method for manufacturing the same
An acoustic wave device includes: a piezoelectric substrate; an interdigital electrode that is provided on the piezoelectric substrate and made of a laminated...
US-9,923,538 Multimode Josephson parametric converter: coupling Josephson ring modulator to metamaterial
A technique relates to a microwave device. The microwave device includes a Josephson ring modulator, a first multimode resonator connected to the Josephson ring...
US-9,923,537 Method and apparatus for processing a recording
A method and apparatus for processing a recording is described. Analogue audio data is recorded and converted into digital audio data. The digital audio data is...
US-9,923,536 Volume leveler controller and controlling method
Volume leveler controller and controlling method are disclosed. In one embodiment, A volume leveler controller includes an audio content classifier for...
US-9,923,535 Noise control method and device
A noise control method and device are provided that relate to the field of noise control. The noise control method includes: acquiring noise information of an...
US-9,923,534 Automatic volume control for land mobile radio
The present disclosure provides a radio and method for automatically adjusting, in response to ambient noise, the volume setting of a radio. The radio comprises...
US-9,923,533 Power amplifier module
In a power amplifier module for performing slope control of a transmitting signal, a gain variation due to a variation in battery voltage is suppressed while...
US-9,923,532 System and method to directly couple to analog to digital converter having lower voltage reference
A device includes a variable gain amplifier, a voltage shifter, a variable gain amplifier half replica module, and an analog to digital converter. The variable...
US-9,923,531 Power processing circuit, two-path power processing circuit and multiplex power processing circuit
A power processing circuit includes a first portion, a second portion, a third portion, a resistor, a first coupling portion, a second coupling portion, a third...
US-9,923,529 Customizable ramp-up and ramp-down amplitude profiles for a digital power amplifier (DPA) based transmitter
Apparatuses, systems, and methods for a digital power amplifier (DPA) to generate a monotonic and linear ramp-up and ramp-down for a time division multiple...
US-9,923,528 Adaptive boost supply with slope control
An apparatus includes a first circuit configured to generate a boost voltage, and a second circuit to control a slope of a magnitude of the boost voltage when...
US-9,923,527 Method, apparatus and system for back gate biasing for FD-SOI devices
At least one method, apparatus and system disclosed involves providing semiconductor device having transistors comprising back gates and front gates. The...
US-9,923,526 Harmonic filter for RF amplifier
An RF amplifier includes a harmonic filter with a plurality of shunt filter legs. The harmonic filter provides a suppressing frequency range for a harmonic...
US-9,923,525 Semiconductor integrated circuit, communication module, and smart meter
A semiconductor integrated circuit includes a low-noise amplifier circuit, a transformer, and an ESD protection circuit. The low-noise amplifier circuit...
US-9,923,524 Digital pre-distortion for multi-antenna systems
Certain aspects of the present disclosure relate to methods and apparatus for power amplifier control. A power amplifier network includes a first path...
US-9,923,523 Doherty power amplifier having reduced size
Doherty power amplifier having reduced size. In some embodiments, a power amplification system can include a supply system configured to provide a high-voltage...
US-9,923,522 Operational amplifier circuit and bias current supply method
Bias current is supplied to a first differential pair and a second differential pair from a first transistor being a single current source. Bias current is...
US-9,923,521 Stacked PA power control
Systems, methods and apparatus for efficient power control of an RF amplifier for amplification of a constant envelope RF signal are described. A reduction in a...
US-9,923,520 Switching power supply for RF power amplifiers
The present disclosure describes a synchronized switching power supply for a radio frequency (RF) power amplifier. In some aspects, a synchronized power supply...
US-9,923,519 Power amplifier and phase correction method therefor
A power amplifier apparatus may include an amplifier configured to amplify an input signal and a delay transferring circuit connected between an input terminal...
US-9,923,518 Phase-switched impedance modulation amplifier
Described is a phase-switched phase-switched, impedance modulation amplifier (PSIM). The PSIM has an input that can be coupled to a source and an output that...
US-9,923,517 Photovoltaic inverter system, potential induced degradation effect compensation method and device for the same
A photovoltaic inverter system and a method, and a PID effect compensation device for the photovoltaic inverter system are provided. A processing control unit...
US-9,923,516 Photovoltaic panel circuitry
Circuits integrated or integrable with a photovoltaic panel to provide built-in functionality to the photovoltaic panel including safety features such as arc...
US-9,923,515 Solar panels with contactless panel-to-panel connections
A solar panel array comprises a first plurality of solar panels arranged side-by-side in a first course and a second plurality of solar panels arranged...
US-9,923,514 Security and tracking systems including energy harvesting components for providing autonomous electrical power
A system is provided that integrates a unique set of structural features for concealing self-powered sensor and communication devices in aesthetically neutral,...
US-9,923,513 Cleaning mechanism having water spray function and photovoltaic panel cleaning equipment having same
A cleaning mechanism having a water spray function adapted for cleaning photovoltaic panel is provided, which includes a cleaning rack, a cleaning member and a...
US-9,923,512 Clamps for frameless solar modules
The present disclosure provides clamps used to assemble photovoltaic (PV) arrays with frameless PV modules. The clamp includes a clamp cover configured to fit...
US-9,923,511 Connecting solar modules
A solar module connector connects a first solar module to a second solar module. A solar module connector top part includes a slot insert that fits within a...
US-9,923,510 Clamp assembly for solar tracker
In an example, the solar tracker has a clamp assembly configured to pivot a torque tube. In an example, the assembly has a support structure configured as a...
US-9,923,509 Spring loaded mounting foot for photovoltaic systems
A photovoltaic (PV) module mounting system including a mounting puck, an arm portion, and a PV module coupling device for coupling to the frames of two...
US-9,923,508 Mounting unit for solar electricity generation systems and improved installation method
The present invention provides a mounting unit for solar panels that simplifies the complexity of storage, transit and in-field installation of solar electric...
US-9,923,507 Position-sensorless control method and apparatus for brushless motor
The present invention discloses a position-sensorless control method for a brushless motor, the method including: turning off a first driving voltage of a first...
US-9,923,506 Motor control system and method for implementing a direct on-off communication control routine
A high-efficiency motor control system and method is presented for controlling an electric motor. The system can feature a multi-phase inverter having a logic...
US-9,923,505 Methods and systems for controlling an electric motor
A system and method of controlling an electric motor using a motor drive controller are provided. The motor drive controller includes a rectifier configured to...
US-9,923,504 Control device for AC rotary machine and control device for electric power steering
In a control device for an AC rotary machine that includes a first three-phase winding and a second three-phase winding having a phase difference, a voltage is...
US-9,923,503 Fractional-order proportional-resonant controller
A closed-loop system may include a plant (an elctric machine requiring control) and a fractional-order proportional-resonant controller. The fractional-order...
US-9,923,502 Synchronous motor control apparatus and drive system using the same
A method for detecting a potential (Vn) includes stator wirings in a Y connection, and automatically adjusting a relationship with a position of a rotor as a...
US-9,923,501 Direct current brushless motor
A motor includes a frame, a shaft rotatably mounted onto the frame, and at least one disc mounted onto the shaft. At least one permanent magnet is mounted on...
US-9,923,500 Gate-driver circuit with improved common-mode transient immunity
Techniques are described for providing, in a gate driver circuit, a compensation current to compensate for parasitic displacement current induced during the...
US-9,923,499 Motor control device and motor control method
Provided is a motor control device, including an acceleration command calculation unit configured to calculate an acceleration command directed to a motor, a...
US-9,923,498 Method for operating an electric motor
A method for operating an electric motor when at a rotational speed below or above a predetermined limit value. The method involves operating an electric motor...
US-9,923,497 Motor control system and method with predictive motor current estimation
A chiller system includes a compressor configured to circulate a refrigerant between an evaporator and a condenser in a closed refrigerant loop and a...
US-9,923,496 Fault-tolerant control method for position sensor of switched reluctance motor
A fault-tolerant control method for a position sensor of a switched reluctance motor, if the position sensor of the switched reluctance motor runs without a...
US-9,923,495 Motor control device
A motor control device to control rotation of an electric motor configured to conduct opening/closing of an opening/closing body provided in a vehicle includes...
US-9,923,494 Brushless motor and wiper apparatus
A brushless motor comprises: a stator 21 having armature coils 21a, 21b, and 21c; a rotor 22 which is rotated by a revolving magnetic field; and a switching...
US-9,923,493 Drive circuit for synchronous motor, synchronous motor driven by drive circuit, air blower including...
A drive circuit for a synchronous motor including a rotor having ten magnetic poles formed by a permanent magnet, and a stator in which a winding is wound in a...
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