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Method and system for providing explosion proof video and communication
Embodiments of methods, devices and systems are presented for communicating information in an explosive environment. An explosion proof video and data...
Transmitter and repetition method thereof
A transmitter is provided. The transmitter includes: a low density parity check (LDPC) encoder configured to encode input bits to generate an LDPC codeword...
Data detector with extended states
A data detector includes a branch metric calculator operable to calculate branch metrics for transitions between states in a trellis for the data detector, and...
Computing device storing look-up tables for computation of a function
A computing device is configured to compute a function of one or more inputs, comprising look-up tables mapping input values to output values, wherein the...
Method and apparatus for channel encoding and decoding in a communication
system using a low-density parity...
A method is provided for channel encoding in a communication system using a Low-Density Parity Check (LDPC) code. The method includes grouping information bits...
Low density parity check encoder having length of 64800 and code rate of
3/15, and low density parity check...
A low density parity check (LDPC) encoder includes first memory, second memory, and a processor. The first memory stores an LDPC codeword having a length of...
Feed forward sigma-delta ADC modulator
Disclosed is a feed forward sigma-delta analog to digital conversion (ADC) modulator. The disclosed structure combines feedback circuit, adder circuit and...
Method and apparatus for full-wave rectification of delta-sigma modulated
The present invention relates to method and apparatus for full-wave rectification of AC delta-sigma modulated signals. It comprises of a delta-sigma modulator,...
Multi-stage digital-to-analog converter
A circuit includes a first digital filter that generates a first output based on a digital input and a first digital output signal. A first digital modulator...
Randomly sampling reference ADC for calibration
Analog-to-digital converters (ADCs) can have errors which can affect their performance. To improve the performance, many techniques have been used to compensate...
Test and measurement instrument including asynchronous time-interleaved
digitizer using harmonic mixing and a...
A test and measurement instrument, including a splitter configured to split an input signal having a particular bandwidth into a plurality of split signals,...
Cross-coupled input voltage sampling and driver amplifier flicker noise
cancellation in a switched capacitor...
A switching component comprises a plurality of switches configured to receive a differential signal at an input and is configured to provide a non-inverted...
Asynchronous sample rate converter
An asynchronous sample rate converter and method for converting an input signal to a resampled output signal is disclosed. An efficient and cost-effective...
Method for enhancing temperature efficiency
Disclosed is a method for enhancing temperature efficiency, used to enhance a temperature efficiency resulted from temperature changes in regard to an...
Power distribution network IP block
A device comprises a semiconductor substrate, a programmable logic device on the semiconductor substrate, a power distribution network comprising at least one...
Reconfigurable semiconductor integrated circuit and electronic device
According to an embodiment, a reconfigurable semiconductor integrated circuit includes memories connected in parallel, a logic circuit whose logic is defined...
High speed low voltage hybrid output driver for FPGA I/O circuits
A hybrid input/output pad driver includes an input node in a first voltage supply domain coupled to a p-device driver in the second voltage supply domain and an...
Programmable mixed-signal input/output (IO)
Techniques are described for providing highly integrated and configurable IO ports for integrated circuits that can be individually configured for a variety of...
Heterogeneous segmented and direct routing architecture for field
programmable gate array
A method and apparatus is disclosed herein for segmented and direct routing in a programmable gate array. In one embodiment, the programmable gate array...
Dynamic fail-safe biasing circuitry for fault-tolerant applications
A biasing circuit includes a differential communication line comprising a first signal line and a second signal line. The biasing circuit further includes a...
Capacitive sensor device
Provided is a capacitive sensor device capable of detecting the position and magnitude of external force with high accuracy. Employed is a capacitive sensor...
Multifunctional touch and/or proximity sensor
A sensor device has at least one first sensor element for detecting a touch and/or an approach, which is configured as a capacitive sensor element and which has...
Radio frequency semiconductor switch
According to one embodiment, a semiconductor switch includes a power supply, a driver, a switch section, and a first potential controller. The power supply...
Gate drive circuit providing constant driving current
A gate drive circuit may include an output transistor that supplies a constant current to a gate of a switching element and drives the switching element on. A...
Power switching systems comprising high power e-mode GaN transistors and
Driver circuitry for switching systems comprising enhancement mode (E-Mode) GaN power transistors with low threshold voltage is disclosed. An E-Mode high...
In one embodiment, the invention can be a switching circuit, the switching circuit including a passive switch coupled to a first switch terminal; a driving...
Power supply circuits for gate drivers
An embodiment of a power supply circuit to generate a supply voltage for a gate driver circuit can include an isolated power supply circuit to receive a first...
Power management chips and power management devices including the same
A power management chip and a power management device including the power management chip. The power management chip includes at least one power switch and a...
Signal gate, a sampling network and an analog to digital converter
comprising such a sampling network
A signal gate is provided where the gate can be low impedance to allow a signal to pass or be high impedance to block it. The signal gate has two output nodes...
High speed, low power, isolated multiplexer
Methods and apparatuses are disclosed for a high speed, low power, isolated multiplexer having architecture and operation that control current flow to minimize...
Power monitoring circuit, and a power up reset generator
A power supply monitoring circuit for monitoring a voltage at a power supply node compared to a reference node, the power supply monitoring circuit comprising a...
Apparatus and method for compensating for duty signals
An apparatus and method for compensating for duty signals are disclosed herein. The apparatus for compensating for duty signals includes a signal input unit, a...
Mitigation of common mode disturbances in an H-bridge driver
A method for reducing common-mode disturbances during power-on and power-off modal transitions in a current driver includes providing a programmable current...
The input circuit includes a first switch control circuit that controls a first switch and a second switch. The first switch control circuit turns off the first...
Clock frequency modulation method and clock frequency modulation apparatus
Embodiments of the present invention provide a clock frequency modulation method and a clock frequency modulation apparatus. The method includes: determining N...
Voltage mode transmitter
A voltage mode transmitter is provided. The voltage mode transmitter includes a control unit and a resistor ladder circuit. The control unit receives a first...
Low clocking power flip-flop
Low clocking power flip-flop. In accordance with a first embodiment of the present invention, a flip-flop electronic circuit includes a master latch coupled to...
Resonator element, resonator, oscillator, electronic apparatus and moving
A resonator element has a piezoelectric substrate including a vibration section and a thick section having a thickness which is thicker than that of the...
Planarized electrode for improved performance in bulk acoustic resonators
In a representative embodiment, a bulk acoustic wave (BAW) resonator, comprises: a cavity disposed in a substrate; a first electrode disposed over the cavity; a...
Single crystal micromechanical resonator and fabrication methods thereof
The present invention relates to a single crystal micromechanical resonator. In particular, the resonator includes a lithium niobate or lithium tantalate...
Acoustic resonator comprising acoustic reflector, frame and collar
A solidly mounted resonator (SMR) device includes an acoustic reflector having stacked acoustic reflector layer pairs, each of which includes a low acoustic...
A tunable resonator includes at least one tunable capacitor coupled with at least one tunable inductor. The tunable resonator includes a mechanical tuning...
Multi-band interference optimization
RF communications circuitry, which includes a first RF filter structure and control circuitry, is disclosed. The first RF filter structure includes a pair of...
Band pass filter
There is provided a band pass filter including: a first substrate including a plurality of capacitors and a plurality of conductive patterns provided thereon;...
Technique for designing acoustic microwave filters using lcr-based
A method of designing an acoustic microwave filter in accordance with frequency response requirements comprises generating a modeled filter circuit design...
System and method for dynamically adapting playback device volume on an
Method of dynamically adapting playback volume on electronic device starts with processor receiving first user input and first portion of audio content. First...
Fully differential class A/AB amplifier and method thereof
A differential amplifier and a method thereof are described. The method, adopted by a differential amplifier, includes: generating first stage differential...
A switching circuit generates a switching pulse that is pulse modulated according to an input signal. An error amplifier includes a phase compensating filter...
High-frequency amplifier circuit
A high-frequency amplifier circuit (10) includes a high-frequency amplifier (101) and a bias circuit (20). The bias circuit (20) includes bias control elements...
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...