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Patent # Description
US-1,000,8999 Control device for variable capacitance device and communication device including said control device
A control device according to the present invention is provided with (A) a variable capacitance device including a variable capacitance element, and (B) a...
US-1,000,8998 Method, apparatus, and system for analysis, evaluation, measurement and control of audio dynamics processing
A method, apparatus, and system for measuring and analyzing the effects of dynamics modifying processors on a signal. This new approach utilizes statistical...
US-1,000,8997 Filter generator, filter generation method, and filter generation program
A filter generator (100) generates a filter on the basis of band information (frequency) and gain characteristics (gain value) set by a user. The filter...
US-1,000,8996 Variable gain amplifier and method of operating the same
The inventive concepts relate to variable gain amplifiers. The variable gain amplifier including an amplifier, a first fixed resistor and a first variable...
US-1,000,8995 Dynamic phased array tapering without phase recalibration
Variable gain amplifiers and methods of designing the same include a first amplifying transistor configured to receive a first input signal and to provide a...
US-1,000,8994 Audio amplifier system
An audio amplifier system is described comprising: a variable gain audio processor for processing digital audio signal, a digital to analog converter coupled to...
US-1,000,8993 Amplifier current consumption control
The audio amplifier includes a variable gain amplifier receiving the input audio signal and providing the output signal, whereby the output signal corresponds...
US-1,000,8992 Switching in amplifier with configurable final output stage
An amplifier may include a final output stage switchable among a plurality of modes comprising a mode which is enabled by coupling an output driver to an output...
US-1,000,8991 Communication device
A communication device including a signal generator configured to generate a transmitting signal that uses a plurality of frequency bands, an amplifier...
US-1,000,8990 System and method for acoustic transducer supply
According to an embodiment, a method of operating an acoustic device includes buffering, by a buffer circuit, a first electrical signal from an acoustic...
US-1,000,8988 Amplifier
To prevent temperature rise of an amplifier. An AV amplifier 1 that amplifies an audio signal includes a PWM modulator 5 that controls dynamic range of the...
US-1,000,8987 Switch and matching noise cancelling for switch low noise amplifier
A low noise amplifier (LNA) reduces matching and switch noise. The LNA includes a main radio frequency signal path, an auxiliary radio frequency signal path and...
US-1,000,8986 Power amplification apparatus and method for controlling power amplification apparatus
A power amplification apparatus which is a Doherty power amplification apparatus includes a main amplifier configured to amplify an input signal, and an...
US-1,000,8985 Input/output cell for integrated circuits
An integrated circuit and method are provided. The integrated circuit comprises: a digital core configured to output a first voltage signal; and a first...
US-1,000,8984 Apparatus and method for dynamically biased baseband current amplifier
An amplifier circuit is provided. The amplifier circuit includes an amplifier stage; a plurality of variable transistors connected to the amplifier stage; a...
US-1,000,8983 Bias circuit for power amplifier
Bias circuit for power amplifier. In some embodiments, a bias circuit for an amplifier can include an input node, an output node, a supply voltage node, and a...
US-1,000,8982 Parametrically driven gyromagnetic nonlinear transmission line oscillator
A radio frequency (RF) wave generator includes a nonlinear transmission line and a pulse generator. The nonlinear transmission line has in order an input...
US-1,000,8981 Integrated clock generator and method therefor
An integrated clock generator includes a tunable LC oscillator, a tunable frequency synthesizer, and a processor. The tunable LC oscillator has an input for...
US-1,000,8980 Wideband digitally controlled injection-locked oscillator
A novel and useful digitally controlled injection-locked RF oscillator with an auxiliary loop. The oscillator is injection locked to a time delayed version of...
US-1,000,8979 Integration of microinverter with photovoltaic module
Various technologies for integrating a microinverter with a photovoltaic module are disclosed. An alternating current photovoltaic (ACPV) module includes a...
US-1,000,8978 Solar radiation redirection device
A solar radiation redirection device includes an untethered balloon or balloon-like structure defining an inside volume. The balloon or balloon-like structure...
US-1,000,8977 Heliostat apparatus and solar heat collecting apparatus and concentrating photovoltaic apparatus
A heliostat apparatus includes one mirror frame supporting a reflecting mirror; a pair of north-south rotational shafts to rotate the mirror frame in the...
US-1,000,8976 Self-locking mechanism and photovoltaic panel cleaning equipment having same
A self-locking mechanism which is mounted in a moving mechanism of a photovoltaic panel cleaning equipment is disclosed. The moving mechanism includes driving...
US-1,000,8975 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-1,000,8974 Mounting system for photovoltaic arrays
Photovoltaic (PV) systems are disclosed, to include mounting brackets and mounting systems. In one embodiment, a PV array mounting system with brackets...
US-1,000,8973 Voltage conversion for an airborne wind turbine
This disclosure discusses systems and methods related to the following example scenarios. When an aerial vehicle of an airborne wind turbine is functioning...
US-1,000,8972 Systems and methods for determining loss of phase for power provided to an electric motor
An electric motor controller for controlling an electric motor and methods of determining a loss of phase condition for at least one phase of three-phase input...
US-1,000,8971 Monitor circuit and monitoring method
The invention provides a monitor circuit, which is used for a fan and receives a driving current and a driving voltage of the fan. The monitor circuit includes...
US-1,000,8970 Control apparatus for AC motor
A control apparatus for an AC motor includes an inverter, a voltage-command calculation unit calculating a vector used for giving a command to the inverter, a...
US-1,000,8969 Power supply system for electrically powered vehicle
When a voltage (auxiliary power supply voltage) on an auxiliary power supply line is instantaneously decreased to be smaller than a resetting voltage, a...
US-1,000,8968 Systems and methods for sensing a line powering an electric motor
A system includes an electric motor controller configured to be coupled to an electric motor is provided. The controller includes a first power input, a second...
US-1,000,8967 Closed loop flux weakening for permanent magnet synchronous motors
A closed loop flux weakening method and apparatus are provided. The closed loop flux weakening apparatus may include a difference circuit that obtains a...
US-1,000,8966 Drive systems including sliding mode observers and methods of controlling the same
At least one example embodiment discloses a method of estimating a position of a rotor in a motor. The method includes determining a first estimated position of...
US-1,000,8965 Genset remote start control
Systems and methods for controlling a generator set are disclosed herein. The method includes determining a state of local modes selectable via a local...
US-1,000,8964 Motor control device and game machine
A motor control device includes: a communication interface receiving from an external device a control command for defining a target rotation amount and a...
US-1,000,8963 Position control device
A compensation function constituting device calculates a correlation coefficient based on a moving distance required for reversing a moving direction of a...
US-1,000,8962 Instantly rechargeable battery device
A compact magnetic-based battery device that offers energy, a large number of cycles, a long storage time, and a short charging time is provided. The...
US-1,000,8961 Power generating device
A power generating device is disclosed that includes a power generating unit, an inductor, a switch connected to the inductor in series, and a control circuit....
US-1,000,8960 Ultrasonic actuator device and applications thereof
Ultrasonic actuator device (100) includes actuator arm arrangement (10) including first and second actuator sections (11,12), wherein the first section is...
US-1,000,8959 Driving apparatus and lens driving apparatus having the same
A driving apparatus has a vibration plate, a vibrator having a piezoelectric element that excites vibration of the vibration plate, and first and second contact...
US-1,000,8958 Capacitive micro-machined transducer and method of manufacturing the same
The present invention relates to a method of manufacturing a capacitive micro-machined transducer (100), in particular a CMUT, the method comprising depositing...
US-1,000,8957 Bidirectional split PI inverter with digital counter
Provided is a new control method that causes no time lag or hunting when a power conversion direction is reversed. The power conversion apparatus includes...
US-1,000,8956 Power converter control device
In a first period having a first period length, first data and second data are alternately given to an inverter control unit. The first data has a first value...
US-1,000,8955 Resonant converter and synchronous rectification converter circuit thereof
A synchronous rectification converter circuit is provided, including three transformer secondary-windings, three current transformers, a synchronous...
US-1,000,8954 Switching frequency modulation in a switched mode power supply
In accordance with an embodiment, a method includes driving at least one electronic switch coupled to at least one inductor in a converter stage of a switched...
US-1,000,8953 Power conversion device and power conversion method for power conversion device
An uninterruptible power-supply system is a power converter having a PN laminated bus bar and a plurality of power conversion units and supplying power from a...
US-1,000,8952 Power conversion system with conditioner capacitor discharge apparatus
Power conversion systems, discharge circuits and methods are disclosed for discharging a DC bus conditioner capacitor connected between a neutral node and a...
US-1,000,8951 System and method for coupling a monophase power source to a multiphase power network
The invention relates to decentralized energy production. In particular, the invention concerns a system for coupling a monophase power source to an internal...
US-1,000,8950 Adaptive turn-off trigger blanking for synchronous rectification
A switching converter includes a synchronous rectifier and a synchronous rectifier driver that controls conduction of the synchronous rectifier. The synchronous...
US-1,000,8949 Switching power supply with an auxiliary supply voltage
A switching power supply includes an output circuit connected to a secondary coil of a transformer via a secondary switching element and a synchronous...
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