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Patent # Description
US-1,000,3340 Multi-format driver interface
A multi-format signal driver interface has first, second and third pairs of transistors arranged in a back-to-back relationship. First transistors and second...
US-1,000,3339 General purpose interface circuit compatible with output of MIPI signals
A GPIO interface circuit compatible with output of MIPI signals, comprises a first CMOS signal output module (10), an LVDS signal output module (30), a second...
US-1,000,3338 Programmable analog and digital input/output for power application
A threshold comparator block integrated in a programmable logic device (PLD) is disclosed. The threshold comparator block includes: one or more signal...
US-1,000,3337 Resonant virtual supply booster for synchronous logic circuits and other circuits with use of on-chip...
Circuits and methods are provided. The circuits and methods are for providing a supply voltage to a dynamic internal power supply node of a group of other...
US-1,000,3336 Integrated driver and termination circuit
A pull-up leg of disclosed circuitry includes a pull-up pre-driver and a pull-up driver coupled to the pull-up pre-driver. A pull-down leg includes a pull-down...
US-1,000,3335 Data transmission device, and semiconductor device and system including the same
A data transmission device may include a calibration circuit and an output driver. The calibration circuit may generate a pull-up calibration voltage and a...
US-1,000,3334 Capacitative sensor system
The invention relates to a capacitive sensor system, in particular for detecting the approach of objects and in particular also for gesture recognition. The...
US-1,000,3333 Method of manufacturing an enclosed proximity switch assembly
A method of non-rotatably securing a target to a shaft extending along a longitudinal axis within an enclosed proximity switch assembly is described. The target...
US-1,000,3332 Drive control device and drive control method
A drive control device includes a MOS transistor, voltage measuring circuits, a correction circuit, and a control circuit. The voltage measuring circuits...
US-1,000,3331 Semiconductor device including normally-off type transistors and normally-on type transistor connected series
A semiconductor device according to one embodiment includes a first normally-off type transistor including a first source, a first drain, a first gate, and a...
US-1,000,3330 IGBT driver module and method therefor
The present invention relates to an insulated gate bipolar transistor (IGBT) driver module for driving at least one gate of at least one IGBT device, and method...
US-1,000,3329 System, method and apparatus having improved pulse width modulation frequency resolution
Using a combination of frequency dithering of a PWM counter and a variable time delay circuit yields improved PWM frequency resolution with realizable circuit...
US-1,000,3328 Hybrid pulse-width control circuit with process and offset calibration
A hybrid pulse-width control circuit is provided that includes a ramp voltage generator for generating a ramp voltage signal. A clock pulse generator asserts an...
US-1,000,3327 Field device with enhanced noise resistance
A field device includes a current output circuit, a sensor circuit, and a terminal portion. The current output circuit and the sensor circuit are connected a...
US-1,000,3326 Ring oscillator
A pre-driver includes a first inverter, a second inverter, a third inverter, a first amplifier, a second amplifier, a third amplifier, a first capacitor, a...
US-1,000,3325 System and method for providing an area efficient and design rule check (DRC) friendly power sequencer for...
According to one general aspect, an apparatus may include a power header and a logic circuit. The power header may include a gate terminal, a first channel...
US-1,000,3324 Fast FIR filtering technique for multirate filters
Data samples are filtered by using a digital filter where the length of an impulse response of the digital filter is finite, an impulse response of the digital...
US-1,000,3322 Temperature compensated digital step attenuator
Circuits and methods for eliminating or mitigating the amount of temperature-dependent variation in the relative attenuation of a multi-valued digital step...
US-1,000,3321 Encoder having phase adjuster for offsetting phases of multi-phase input signal
A resistor string outputs sixteen signals with a phase difference of 22.5.degree. by dividing voltage between two adjacent phases of a four-phase input signal...
US-1,000,3320 Resonator electrode shields
A microelectromechanical system (MEMS) resonator includes a resonant semiconductor structure, drive electrode, sense electrode and electrically conductive...
US-1,000,3318 Circuit
The disclosure relates to a circuit comprising a balun portion, a balanced side impedance transforming element and an unbalanced side impedance transforming...
US-1,000,3317 Tubular resonant filter and method of making a tubular resonant filter
A tubular resonant filter comprises a multilayer sheet in a rolled configuration comprising multiple turns about a longitudinal axis, where the multilayer sheet...
US-1,000,3316 Device and method for filtering electromagnetic interference
A device that filters electromagnetic interference includes electrical conductors mounted in parallel. Each conductor includes a first coil positioned between a...
US-1,000,3315 Voltage sampler driver with enhanced high-frequency gain
Methods and systems are described for receiving, at an input differential branch pair, a set of input signals, and responsively generating a first differential...
US-1,000,3314 Active device which has a high breakdown voltage, is memory-less, traps even harmonic signals and circuits used...
An active device and circuits utilized therewith are disclosed. In an aspect, the active device comprises an n-type transistor having a drain, gate and bulk and...
US-1,000,3313 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...
US-1,000,3312 Amplifier with feedback circuit
An apparatus includes a resistor having an input coupled to an output of an amplifier. The apparatus also includes a feedback circuit coupled to an output of...
US-1,000,3311 Compact class-F chip and wire matching topology
An amplifier circuit includes an RF input port, an RF output port, a reference potential port, and an RF amplifier having an input terminal and a first output...
US-1,000,3310 Segmented digital predistortion apparatus and methods
In an RF transmitter, a digital predistortion circuit receives a sequence of input sample blocks, and performs a digital predistortion process to produce a...
US-1,000,3309 Adaptive self-bias
A method and system for adaptive self-biasing of a power amplifier are disclosed. A current (Ids) at an output of the power amplifier is measured, the current...
US-1,000,3308 Apparatus and methods for power amplifier biasing
Apparatus and methods for power amplifier biasing are disclosed herein. In certain implementations, a power amplifier system includes a power amplifier bias...
US-1,000,3305 Apparatus and method for modulating supply for a power amplifier
An apparatus and method for improving the efficiency of a power supply modulator for modulating a supply voltage of a power amplifier are provided. The...
US-1,000,3304 Operational amplifier and method for reducing offset voltage of operational amplifier
Disclosed are an operational amplifier and a method for reducing an offset voltage of the operational amplifier, which control an auxiliary circuit to generate...
US-1,000,3303 Modulated supply amplifier with adjustable input parameter configuration
An amplifier may include control circuitry that may track a first input signal parameter and, in response, adjust a value of a second input parameter. Input...
US-1,000,3302 Modified tunneling field effect transistors and fabrication methods
Tunneling field effect transistors and fabrication methods thereof are provided, which include: an integrated circuit device which includes a circuit input...
US-1,000,3301 Drive circuit for an oscillator
The present invention concerns a drive circuit for driving an oscillator. The drive circuit comprises a first inductor comprising a first terminal and a second...
US-1,000,3300 Photovoltaic management and module-level power electronics
A photovoltaic (PV) system includes module-level power electronic (MLPE) devices that produce energy. The PV system includes a gateway to receive and send data...
US-1,000,3299 Photovoltaic module
The present invention relates to a photovoltaic module. A photovoltaic module according to an embodiment of the present invention comprises a solar cell module,...
US-1,000,3298 Solar collector cable support tray and support system
A cable tray and support system facilitates cable management in a solar energy collector system at reduced cost relative to previous cable tray and support...
US-1,000,3297 Drive circuit and semiconductor apparatus for a high output motor
According to embodiments, a drive circuit includes a control portion configured to, when a duty ratio is set to a first predetermined value, and a load...
US-1,000,3296 Apparatus for controlling operation of power conversion device and monitoring operation state of relay
The present invention relates to an apparatus for controlling the operation of a power conversion device including a rectifier part, an initial charging part, a...
US-1,000,3295 Inverter control device
An inverter control device for controlling a rotating electric machine drive device that drives an alternating current rotating electric machine and includes an...
US-1,000,3294 Control apparatus of rotary electric machine and electric power steering apparatus using the same
An apparatus for controlling a rotary electric machine includes: first and second inverters corresponding to first and second winding groups; first and second...
US-1,000,3293 Portable motor drive system
Systems and methods for driving a motor are provided. One implementation of a drive system comprises a user interface, a variable speed drive, and a controller....
US-1,000,3292 System and method for optimizing flux regulation in electric motors
A system and method for dynamically optimizing flux levels in electric motors based on estimated torque. Motor parameters and motor equations are used to...
US-1,000,3291 Hybrid surface magnet machine
A hybrid electrical machine containing surface mounted magnets which includes a magnetically permeable cylindrically shaped stator assembly having at least one...
US-1,000,3290 Method of monitoring power provision of a generator set
The present invention provides a method of remotely monitoring the power provision of a generator set at a location comprising determining an expected...
US-1,000,3289 Method for controlling motor
A method for controlling a motor is provided. The motor control method includes deriving a motor rotational speed estimate using a speed estimator model and...
US-1,000,3288 Motor control circuit and fan including the same
A control circuit for a motor, includes: a plurality of m number of analog ports to each of which a detection signal indicating an electrical state of the motor...
US-1,000,3287 Magnet degradation and damage controls and diagnostics for permanent magnet motors
Techniques for motor magnet degradation controls and diagnostics are disclosed. An exemplary technique determines q-axis current, d-axis current, q-axis...
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