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Patent # Description
US-1,013,5446 Semiconductor device and method of driving semiconductor device
A semiconductor device using a programming unit with is provided. A highly reliable semiconductor device using the programming unit is provided. A highly...
US-1,013,5445 Semiconductor integrated circuit device
A semiconductor integrated circuit device, including a semiconductor layer of a first conductivity type, a first well region of a second conductivity type, a...
US-1,013,5444 Semiconductor device with booster part, and booster
The booster precharges a boost-voltage-output terminal to a predetermined voltage before voltage-boosting start by a charge-pump circuit in the booster. While...
US-1,013,5443 Extended voltage range coldspare tolerant off chip driver
An off chip driver circuit includes a bias circuit and a driver sub-cell circuit. The bias circuit and off chip driver sub-cell circuit are in electrical...
US-1,013,5442 Current-mode logic circuit
A current-mode logic circuit is provided. The current-mode logic circuit includes a transmitter module. The transmitter module includes an output impedance...
US-1,013,5441 Key input apparatus
A key input apparatus includes a key top capable of moving up and down through a pressing operation; a first substrate, which includes a first surface, which is...
US-1,013,5440 Magnetic field triggering
Apparatuses, methods and systems for an event-triggering apparatus are disclosed. One embodiment of the apparatus includes a sensor element operative to sensing...
US-1,013,5439 Current limiting I/O interface and isolated load switch driver IC
Disclosed examples include isolated load switch driver circuits to drive a load, including an impedance circuit that receives a digital input voltage signal...
US-1,013,5438 Switching system and method
The invention relates to a Radio Frequency System and method. A Radio Frequency (RF) system comprising a RF switch comprising a plurality of transistor...
US-1,013,5437 Drive control apparatus
Parallely connected first and second switches respectively have first and second on resistances. The second on resistance is higher than the first on resistance...
US-1,013,5436 Reset circuit and electronic device
A reset circuit includes a detect circuit, a maintain circuit and an output circuit. The detect circuit and the maintain circuit are coupled to the output...
US-1,013,5435 Switching device with surge recirculation device and surge recirculation line
A high side transistor is coupled between a high potential side power source node and an intermediate node, and a recirculation diode is coupled between a low...
US-1,013,5434 Electronic circuit for controlling a half H-bridge
Disclosed is an electronic circuit for controlling a half H bridge, the half split H bridge including first and second MOSFET transistors of different...
US-1,013,5433 Method for compensation of manufacturing tolerances of at least one electric parameter of a power transistor...
The system (21) includes: a power transistor (22), a data medium (60) including data relating to the manufacturing tolerance (Tol) of at least one electric...
US-1,013,5432 Methods and apparatus for low current control for a power connection
Described examples include a controller having a first current source. The first current source has an output terminal coupled to a control terminal of a...
US-1,013,5431 Fast-response reference-less frequency detector
An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to generate an intermediate signal in response to an input...
US-1,013,5430 Adjusting drive strength for driving transistor device
A system that can include a detector that can monitor a voltage at an input of a transistor device over a period of time and provide a signal having a value...
US-1,013,5429 Clock correction device and clock correcting method
A clock correction device performs skew adjustment and duty correction of an input clock concurrently or in parallel. The clock correction device includes a...
US-1,013,5428 Methods and apparatus for a low power relaxation oscillator
In a described example, an apparatus includes: a capacitor coupled to receive a current at a first terminal and having a second terminal coupled to ground; a...
US-1,013,5427 Receiver with time-varying threshold voltage
A system for communicating information between circuits is described. A transmit circuit provides pulse-amplitude-modulation (PAM) signals via a communication...
US-1,013,5426 Gate charge and discharge regulating circuit for gate control device
A gate charge and discharge adjustment regulating circuit for a gate control device belongs to the power electronics technology field. The switch control signal...
US-1,013,5425 Power saving latches
Aspects of the disclosure provide a circuit having a pulse latch circuit and an enable circuit. The latch circuit is configured to receive a first signal at an...
US-1,013,5424 Digital filter with confidence input
A finite impulse response (FIR) digital filter has an assigned filter function with assigned filter coefficients, an input receiving input samples, another...
US-1,013,5423 90 degree hybrid with varactor diodes for low loss, simple bias and zero power consumption phase shifter
An apparatus and method for continuously shifting the phase of an input signal includes a quadrature hybrid having an input/output port for receiving an input...
US-1,013,5422 Filter devices having improved attenuation characteristics
A filter device having improved attenuation and isolation characteristics. In one example the filter device has a common terminal, a first terminal, and a...
US-1,013,5421 Bulk-acoustic wave filter device
A bulk-acoustic wave filter device includes: a first substrate; a first filter disposed on the first substrate, within a cavity of the bulk-acoustic wave filter...
US-1,013,5420 Quartz crystal blank and quartz crystal resonator unit
A rectangular quartz crystal blank having long sides substantially parallel to a Z' axis of the quartz crystal blank, and short sides substantially parallel to...
US-1,013,5419 Surface acoustic wave device
A surface acoustic wave device includes a piezoelectric substrate, an IDT electrode, support layers, and a cover layer. A distance from a first end of a first...
US-1,013,5418 Common mode filter
A common mode filter includes a body portion including a plurality of external electrodes disposed externally on the body portion, a first filter portion...
US-1,013,5417 Coupling circuits with capacitors
The network filtering circuit includes a cable side for connection with a network cable, a physical side for connection with a mother board, and a plurality of...
US-1,013,5416 Composite electronic component and board having the same
A composite electronic component includes a composite body in which a common mode filter and a multilayer ceramic capacitor array are coupled to each other, the...
US-1,013,5415 Method to reduce frequency distribution of bulk acoustic wave resonators during manufacturing
A method of tuning the resonant frequency of embedded bulk acoustic resonators during manufacturing of an integrated circuit. The rate of change in the resonant...
US-1,013,5414 Method and device for storing equalization settings in active loudspeaker
The invention relates to a method and a loudspeaker for storing equalization settings in an active loudspeaker including a loudspeaker cabinet, at least one...
US-1,013,5413 Automatic timbre control
A system and method for automatically controlling the timbre of a sound signal in a listening room are also disclosed, which include the following: generating...
US-1,013,5412 Information processing apparatus, storage medium having stored therein information processing program,...
An information processing apparatus sets an amount of adjustment for adjusting an output in accordance with a user operation and generates a sound signal so...
US-1,013,5411 Patrol vehicle communications system for users of both mobile and portable radios
In a communications system for an individual who has access to a vehicle-mounted two-way radio and a portable two-way radio which includes a speakermic having a...
US-1,013,5409 High-efficiency RF digital power amplifier with joint duty-cycle/amplitude modulation
A power amplifier includes an array of transistors having outputs that are connected in parallel to one another and coupled to an output network. The power...
US-1,013,5408 Amplifier with termination circuit and resonant circuit
Aspects of this disclosure relate to efficient power amplifiers, such as class-F power amplifiers. A power amplifier transistor can provide an amplified RF...
US-1,013,5407 High efficiency transmit-receive switches
High efficiency transmit-receive switches in accordance with embodiments of the invention are disclosed. In one embodiment, a high efficiency transmit receive...
US-1,013,5406 On-chip resistor divider compensation with a 2VRMS input
A new compensation system for an audio input reduces noise by matching feedback ratios in the positive and negative paths. A variable resistance network allows...
US-1,013,5405 Dynamic tuning of a transformer-based radio frequency power amplifier
Embodiments of radio frequency (RF) systems include a power amplifier having a primary winding and a secondary winding. The primary winding can be biased in...
US-1,013,5404 Calibration of push-pull amplifier to a low second order distortion
An integrated circuit comprises a first amplifier circuit with a push-pull amplifier configured to be calibrated to a low second order distortion. The...
US-1,013,5403 Power amplification module
A power amplification module includes: a first bipolar transistor in which a radio frequency signal is input to a base and an amplified signal is output from a...
US-1,013,5402 Grounding structure and grounding method of vacuum tube audio amplifier
The invention provides a grounding structure and a grounding method for a vacuum tube audio amplifier, the grounding structure and the grounding method...
US-1,013,5401 Switching amplifier with zero voltage switching and balanced thermal control algorithm
A switching amplifier includes a plurality of cascade elements, each bridge circuit includes an inductive load coupled between a first leg terminal of one of...
US-1,013,5400 Method and apparatus for improving signal quality in electronic device
A method and an apparatus for improving signal quality through noise detection in an electronic device are provided. The electronic device may include a power...
US-1,013,5399 Common-mode feedback circuit, corresponding signal processing circuit and method
A common-mode feedback circuit includes a transconductor input stage with differential input terminals, and a frequency-compensated gain stage coupled to the...
US-1,013,5398 Power amplification module
A power amplification module includes first and second amplifiers for first and second communication modes, a bypass line that bypasses the first or second...
US-1,013,5397 Boost circuit for use in power amplifier
A boost circuit for use in a power amplifier includes a voltage-to-voltage generator, a voltage-to-current converter, and a differential current generator. The...
US-1,013,5396 Fiber-optic node with forward data content driven power consumption
Methods and systems for modulating an amplifier power supply to efficiently attain amplified RF output power with much lower power dissipation than existing...
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