Match Document Document Title
US20170302258 COMPARATOR  
A comparator is disclosed, for comparing a first input voltage (e+) with a second input voltage (e−) and generating a corresponding output voltage (out). The comparator comprises: a first input...
US20170302257 COMPARATOR CIRCUIT WITH INPUT ATTENUATOR  
A comparator circuit's signal range can be enhanced using an input signal attenuation circuit. In an example, a comparator circuit receives an input signal and a reference signal. The input signal...
US20170302256 SYSTEM AND METHOD FOR DUTY CYCLE CORRECTION  
Apparatuses and methods for correcting a duty cycle of a clock signal are described. An example apparatus includes: a duty cycle corrector (DCC) that receives an input clock signal and a control...
US20170302255 SOLID STATE RELAY  
The disclosure relates to solid state relay circuit for switching an electrical load. The solid state relay circuit may include a relay transistor; and a driver circuit comprising a constant...
US20170302254 VOLTAGE CONTROLLED EQUALIZER NETWORK  
An apparatus includes a radio frequency (RF) input port, an RF output port, a variable attenuation network, a first filter network, a second filter network, and a third filter network. The...
US20170302253 State Change Stabilization in a Phase Shifter/Attenuator Circuit  
An electronic system that includes a digitally selectable phase shifter circuit and an insertion loss fine adjustment circuit such that the system as a whole exhibits little or no change in...
US20170302252 DUAL PASSBAND RADIO FREQUENCY FILTER AND COMMUNICATIONS DEVICE  
Multi-band filters and communications devices are disclosed. A multi-band filter has a lower pass-band and an upper pass-band separated by an intervening stop-band. The multi-band filter includes...
US20170302251 ACOUSTIC FILTERS INTEGRATED INTO SINGLE DIE  
A multiplexer device includes a single die, at least three acoustic filters and at least one antenna port arranged on the single die, and a shunt inductance connected between each of the at least...
US20170302250 RADIO FREQUENCY TRANSMIT FILTER WITH INTEGRATED IMPEDANCE MATCHING NETWORK  
A transmit filter for a communications device includes a surface acoustic wave (SAW) band-pass filter configured to pass a transmit frequency band and a tunable transmitter impedance matching...
US20170302249 CRYSTAL RESONATOR  
A crystal resonator includes a crystal element and excitation electrodes. The crystal element has a pair of principal surfaces parallel to an X′-axis and a Z′-axis. The X′-axis is an axis of...
US20170302248 POSITIONING METHOD AND APPARATUS  
A positioning method includes: emitting an interrogator signal from an electronic device; detecting, by the electronic device, a response signal that is generated and emitted by a sensor among a...
US20170302247 METHOD AND APPARATUS FOR DETECTING RF FIELD STRENGTH  
A method and apparatus for detecting RF field strength. A field strength reference generator develops a field strength reference current as a function of a field strength of a received RF signal;...
US20170302246 ANTENNA MATCHING CIRCUIT, ANTENNA DEVICE, AND COMMUNICATION TERMINAL APPARATUS  
An antenna device includes an impedance converter circuit connected to a feeder circuit, an impedance-conversion-ratio adjustment circuit, and an antenna. The impedance converter circuit includes...
US20170302245 ULTRA-BROAD BANDWIDTH MATCHING TECHNIQUE  
A multicomponent network may be added to a transmission line in a high-frequency circuit to transform a first impedance of a downstream circuit element to second impedance that better matches the...
US20170302244 POWER CONVERSION SYSTEM  
For power conversion, a power conversion system includes a plurality of power converters and a phase shifting transformer. The phase shifting transformer includes 3-phase primary windings, a core...
US20170302243 FILTER CIRCUIT, RF FRONT END CIRCUIT, AND COMMUNICATION APPARATUS  
A filter circuit is provided which allows the pass band to be tuned to a desired communication signal while achieving increased attenuation in a given frequency band that lies outside the pass...
US20170302242 PIEZOELECTRIC VIBRATION MEMBER AND METHOD OF MANUFACTURING THE SAME  
A piezoelectric vibration member that includes a substrate having a main surface on or in which a piezoelectric vibration member is mounted, a lid having a recess that is open so as to face the...
US20170302241 MANAGEMENT OF BROADCAST AUDIO LOUDNESS  
To control loudness during a junction between different types of broadcast content, such as a junction between programme and commercial or promotional content, representative loudness values for...
US20170302240 LOUDNESS LEVEL CONTROL FOR AUDIO RECEPTION AND DECODING EQUIPMENT  
The application discusses a computer implemented method and apparatus for performing audio equalisation in an audio receiver device, such as an integrated receiver/decoder or set top box, or...
US20170302239 FEEDBACK CIRCUIT FOR POWER AMPLIFIER  
Feedback circuit for power amplifier. In some embodiments, a radio-frequency amplifier can include a bipolar junction transistor configured to amplify a signal, and having an input and an output....
US20170302238 DC OFFSET CANCELLATION CIRCUIT  
Disclosed herein is a DC offset cancellation circuit. The DC offset cancellation circuit includes a DC feedback unit configured to vary a DC feedback (DCFB) bandwidth to add at least one...
US20170302237 LINEARIZED DYNAMIC AMPLIFIER  
A differential amplifier includes a positive leg, a negative leg, and biasing circuitry. The positive leg includes at least one positive leg transistor, a first positive leg degeneration...
US20170302236 AMPLIFICATION CIRCUIT  
An amplification circuit includes a first switching circuit that includes input terminals and first and second output terminals and that puts the second output terminal into an open state with...
US20170302235 AMPLIFIER  
An amplification circuit has a field effect transistor, an input side matching circuit, an output side matching circuit, a capacitor, and a resistor. The input side matching circuit is connected...
US20170302234 CIRCUIT FOR AMPLIFYING RADIO SIGNAL USING HIGH FREQUENCY  
A high frequency amplifier circuit includes a transistor including a drain, a gate, and a source, an inductance-capacitor (LC) tank connected to the drain, and a transformer connected to the gate...
US20170302233 Curve Fitting Circuit, Analog Predistorter, and Radio Frequency Signal Transmitter  
A curve fitting circuit, an analog predistorter, and a radio frequency signal transmitter are disclosed. Each segmentation processing circuit in the curve fitting circuit generates a...
US20170302232 CLASS D AMPLIFIER  
A class D amplifier output stage including an input for receiving an input signal, an output for providing an output signal to a load, serially coupled upper and lower switching devices configured...
US20170302231 METHODS, MODULES AND DEVICES FOR DETECTING A SATURATION CONDITION OF A POWER AMPLIFIER  
The present disclosure relates to methods, modules and devices for detecting and preventing occurrence of a saturation state in a power amplifier. A method is disclosed for detecting a saturation...
US20170302230 POWER AMPLIFICATION SYSTEM WITH ADJUSTABLE COMMON BASE BIAS  
Power amplification system with adjustable common base bias. A power amplification system can include a cascode amplifier coupled to a radio-frequency input signal and coupled to a radio-frequency...
US20170302229 AMPLIFICATION DEVICE  
An amplification device includes a first amplifier configured to amplify an input signal in accordance with a first gate voltage, and a second amplifier configured to amplify the input signal in...
US20170302228 DIGITAL-TO-RF POWER CONVERTER  
A power converter converts a digital input signal into an RF output power signal. A digital signal processor converts the input signal into one or more copies of a multi-bit RF signal. Each copy...
US20170302227 POWER AMPLIFIER HAVING SELECTIVE SIGNAL PATHS  
Power amplifier having selective signal paths. In some embodiments, a power amplifier circuit can include a plurality of signal paths sharing a common amplification stage configured to partially...
US20170302226 MIXER WITH IMPROVED LINEARITY  
Mixers with improved linearity are disclosed. A diode or FET ring mixer is implemented with at least one parallel shunt element coupled with the ring mixer, the shunt element providing shunt to a...
US20170302225 DIGITAL ISOLATOR  
Several circuits and methods for transferring an input data signal in a digital isolator are disclosed. In an embodiment, the digital isolator includes an isolation element, input circuit, and...
US20170302224 CRYSTAL PACKAGING WITH CONDUCTIVE PILLARS  
A packaged module for use in a wireless communication device has a substrate supporting a crystal assembly and a first die that implements at least a portion of a radio frequency baseband...
US20170302223 SOLAR PANEL STEALTH AND HEAT MANAGEMENT  
A solar panel assembly has a frame, a solar panel attached to the frame, the solar panel having a front side to collect solar energy and a back side opposite the front side, a first non-reflective...
US20170302222 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 connected the plurality of rails and...
US20170302221 Adjustable End Clamp for Mounting Solar Panels to Roofs  
Disclosed is a system and device (10, 100, 200, 300) for mounting a solar panel (11) to a roof (43). The device (10, 100, 200, 300) allows for the mounting of solar panels (11) with various...
US20170302220 BONDING CLIP FOR METAL RAIL SPLICES  
Bonding clip used to electrically bond metal rails forming frameworks are provided. The bonding clip includes an electrically conductive back pad having a plurality of arms extending from the back...
US20170302219 SLIDE-ON SPRING CLIP FOR INSTALLING SOLAR PANELS AND METHOD OF USE  
A slide-on spring damp for installing solar panels has a slide portion with a centrally located slot. The slot is used to attach the slide-on clamp to a solar panel mounting base using an...
US20170302218 System and Method for HYBRID POWER GENERATION  
A hybrid power generation system is disclosed including but not limited to a processor in data communication with a non-transitory computer readable medium for controlling a plurality of power...
US20170302217 POWER CONVERSION DEVICE AND COMPRESSOR DRIVING DEVICE  
A leak-current detecting unit detects a zero-phase current flowing from an electric-motor driving device, which drives an electric motor with electric power from an alternating-current power...
US20170302216 ELECTRIC VEHICLE  
An electric vehicle includes: a first inverter circuit; a second inverter circuit; an inverter control device that outputs first switching signals to the first inverter circuit and second...
US20170302215 METHOD AND APPARATUS FOR CONTROLLING AN ELECTRIC MACHINE  
An electric power system for supplying power to a permanent magnet electric machine includes a high-voltage DC power source that is disposed to supply electric power to a front-end converter...
US20170302214 Switch Actuation Measurement Circuit for Voltage Converter  
A drive includes an inverter power circuit that applies power to an electric motor of a compressor from a direct current (DC) voltage bus. A power factor correction (PFC) circuit outputs power to...
US20170302213 MOTOR DRIVE DEVICE SUPPRESSING VOLTAGE FLUCTUATION IN DC LINK CAPACITOR  
To provide a motor drive device that suppresses voltage fluctuation of a DC link capacitor, as well as enabling for low cost and size reduction. A motor control unit sets a threshold of voltage at...
US20170302212 Driver For High-Frequency Switching Voltage Converters  
A drive includes: an inverter power circuit that applies power to an electric motor of a compressor from a direct current (DC) voltage bus; and a power factor correction (PFC) circuit that outputs...
US20170302211 ELECTRIC WORKING MACHINE  
An electric working machine of an example of the present disclosure includes: a motor; a power supply portion; a controller; and a voltage detector. The power supply portion generates a DC voltage...
US20170302210 Low Inductance Power Electronics Configuration for Electric Drive Systems  
A multi-stage power module is provided. The multi-stage power module may include at least one heat sink having a first surface, a second surface and an edge, a first set of switches disposed on...
US20170302209 SENSORLESS MOTOR DRIVE VECTOR CONTROL WITH FEEDBACK COMPENSATION FOR FILTER CAPACITOR CURRENT  
Disclosed examples include motor drive power conversion systems with an inverter, as well as a controller methods to drive a motor in which output filter capacitor currents are computed and used...