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Low noise precision input stage for analog-to-digital converters
An input stage to an analog to digital converter (ADC) includes at least one sampling capacitor (SC) for sampling an input signal in acquire phases, a...
Method and apparatus for reducing SAR input loading
The disclosure provides a successive approximation register analog to digital converter (SAR ADC). The SAR ADC includes a charge sharing DAC that includes an...
Capacitive load PLL with calibration loop
A circuit includes a capacitive-load voltage controlled oscillator having an input configured to receive a first input signal and an output configured to output...
Wideband direct modulation with two-point injection in digital phase
A digitally controlled oscillator (DCO) modulation apparatus and method provides a wideband phase-modulated signal output. An exemplary modulator circuit uses...
Method and apparatus for avoiding dead zone effects in digital phase
Embodiments include a method comprising: receiving a reference clock signal; generating, by a digitally controlled oscillator, an output signal, wherein the...
Voltage controlled oscillator runaway prevention
A feedback module for preventing voltage controlled oscillator (VCO) runaway in a phase locked loop (PLL) circuit can include a first, a second, and a third...
Oscillator circuit and frequency synthesizer
An oscillator circuit includes: an arithmetic section configured to correct a first input code value and thereby generate a first code value that is within a...
Field programmable gate arrays (FPGA) contain, in addition to random logic, also other components, such as processing units, multiply-accumulate (MAC) units,...
Programmable logic device and semiconductor device
A programmable logic device having a small layout area even with an increasing circuit scale. The programmable logic device includes first programmable logic...
Level-shift circuits compatible with multiple supply voltage
A level-shift circuit, receiving a supply voltage and a input signal, includes a pre-stage voltage conversion circuit and a post-stage voltage conversion...
High voltage fail-safe IO design using thin oxide devices
A high-voltage fail-safe input/output (I/O) interface circuit includes a voltage-divider circuit coupled to an I/O pad of the I/O interface circuit, and a...
Hardware-embedded key based on random variations of a stress-hardened
An IC cell designed to assert one of multiple possible output states, each with equal probability, implemented to assert a pre-determined one of the multiple...
Noise elimination circuit of semiconductor apparatus
A semiconductor apparatus includes a pulse generation unit configured to detect a transition of an input signal and generate a preliminary pulse signal, and an...
Clock monitor and system on chip including the same
A system on chip includes a plurality of function blocks configured to perform predetermined functions, respectively, a clock control unit configured to...
Clock state control for power saving in an integrated circuit
Sequential logic elements may consume less static power in response to a first state of a clock signal than in response to a second state of a clock signal (the...
Calibration methods and circuits to calibrate drive current and
Described are on-die termination (ODT) systems and methods that facilitate high-speed communication between a driver die and a receiver die interconnected via...
Output circuit for semiconductor device, semiconductor device having
output circuit, and method of adjusting...
To decrease the circuit scale necessary for the calibration of the output circuit and to decrease the time required for the calibration operation. The invention...
An operation device includes a detecting portion that is configured to detect an operation by a detected object and includes a plurality of operational areas...
Single layer touchscreen with ground insertion
A sensor array that has first electrodes, second electrodes and third electrodes formed from a single layer of conductive material and interleaved without...
Touch device and fabrication method thereof
A touch device is provided. The touch device includes a decorative layer formed on at least one side of a sensing electrode layer and disposed for corresponding...
Piece of furniture with an electronic switching element for an airliner
Piece of furniture comprising an electronic switching element for controlling a cabin function for an airliner, wherein the piece of furniture has a structural...
Use of random sampling technique to reduce finger-coupled noise
Random sampling techniques include techniques for reducing or eliminating errors in the output of capacitive sensor arrays such as touch panels. The channels of...
Semiconductor integrated circuit device
An NBTI malfunction of a P-channel MOS transistor is prevented. A semiconductor integrated circuit device includes a reset pulse control unit RPC. The reset...
Discharge circuit for power supply unit
A discharge circuit for a power supply unit includes a pulse width modulator (PWM) chip, a first and second electronic switch, and a resistor. The first...
Methods for monitoring functionality of a switch and driver units for
A gate driver unit includes an input stage, an output stage, a read/write interface, and a monitoring stage. The input stage is configured to receive control...
Semiconductor device, electronic appliance, and vehicle
A semiconductor device has a first chip and a second chip sealed in a single package. The first chip includes a regulator which generates an internal voltage...
Differential driver circuit and method for controlling a differential
Embodiments of a differential driver circuit and a method for controlling a differential driver circuit are described. Embodiments of a differential driver...
Gate driver for isolated input switching device
A gate driver driving a switching device is disclosed. The gate driver includes a capacitor which is coupled to the input of the switching device. The gate...
Voltage level shift with charge pump assist
A charge pump assist circuit to assist a voltage level shifter to toggle an output based on an input. The charge pump assist circuit may be implemented to...
Switching control system signaling techniques
Switching data is communicated in a power semiconductor switching device control system having a coordinating control system and a switching device controllers...
A sample-and-hold circuit including a transistor and a capacitor is connected to the differential circuit. The sample-and-hold circuit acquires voltage for...
A boost circuit includes a power rail to provide a supply voltage, a switch transistor controlling output of a boosted signal from a source of the switch...
Scalable, modular, EMP source
A practical, limited pulse train EMP source, with unitary or phased up capability, reliant on electrical pulse power systems integrated with low timing jitter...
Clock signal generation circuit, detection device, sensor, electronic
apparatus, and moving object
A clock signal generation circuit includes a CR oscillator circuit having a capacitor, a resistor, and an amplifier circuit, and a voltage generation circuit...
A semiconductor device includes: a pre-emphasis control signal generation portion suitable for generating a pre-emphasis control signal for a pre-emphasis...
Circuit for generating a voltage waveform
A circuit for generating a voltage waveform at an output node. The circuit includes a voltage rail connected to the output node via a voltage rail switch; an...
Methods and systems for dynamically adjusting frequency offsets for
Disclosed herein are methods and systems for dynamically adjusting frequency offsets for mitigating interference. One embodiment takes the form of a process...
Optimal factoring of FIR filters
A method and system for the design and implementation of an optimally factored filter is presented. Pairs of angle values are organized in pairing candidates...
Cascaded digital filters with reduced latency
A filter and method for filtering a signal are disclosed. The filter is equivalent to a plurality of bi-quad filters connected in series, and is implemented on...
Surface acoustic wave filter on a lithium niobate substrate
A surface acoustic wave filter includes a .theta.-rotated Y-cut X-propagation lithium niobate substrate. The cut angle ranges from 20.degree. to 40.degree.. An...
MEMS vibrating structure using an orientation dependent single-crystal
piezoelectric thin film layer
A micro-electrical-mechanical system (MEMS) vibrating structure includes a carrier substrate, a first anchor, a second anchor, a single crystal piezoelectric...
Component with first and second duplexers
The present invention relates to a component (BE) which has a first duplexer operating with acoustic waves and a second duplexer operating with acoustic waves,...
Resonator device, electronic device, and moving object
A quartz crystal vibrator includes a quartz crystal resonator element, a thermistor adapted to detect the temperature, and a package adapted to incorporate the...
Compact multi-port router device
The invention relates to a multi port router device capable of carrying a number P, which is greater than or equal to three, of frequency channels, from a...
A balun device is disclosed herein. The balun device is configured to transform a single-ended signal into a differential signal. The balun device includes a...
Transmission line driver circuit for automatically calibrating impedance
A transmission line driver circuit includes: a transmission line driving amplifier having a first transmission terminal and a second transmission terminal; a...
Tunable duplexing circuit
A tunable duplexer circuit is described, wherein the frequency response as well as bandwidth and transmission loss characteristics can be dynamically altered,...
Methods and devices for protecting band rejection filters from external
Band rejection filters are protected from the adverse effects of external forces such as stresses, strains and vibrations from external loads and winds by...
Ambient audio injection
An exemplary system comprises a device including a memory with an audio injection application installed thereon. The application comprises an equalizer module...
Dynamic compensation of audio signals for improved perceived spectral
An input audio signal is equalized to form an output audio signal on the basis of an intended listening sound pressure level, the output capabilities of a...