Computing Operations For Integral Formation TRIZ Cases
- Sample-and-Hold Capacitor Switching for Full-Cycle Settling
Alternating two sampling capacitors gives buffer and amplifier a full cycle to settle, cutting power use and signal distortion.
- Adjustable Capacitance Calibration Circuit for Stable RC Cutoff
Sequential calibration of an adjustable capacitor array compensates comparator delay and temperature drift to keep RC cutoff frequency stable.
- Configurable Switched-Capacitor Block for Reconfigurable ADC Functions
A microprocessor-controlled switched-capacitor block lets one ADC circuit switch among amplification, integration, comparison, and modulation.
- Correlated Double Sampling Circuit With Averaged Multi-Point Noise Reduction
Multi-point sampling with a segmented capacitor and averaging switch cuts high-frequency image sensor noise without larger circuits or added filters.
- Dual Integrator AFE Circuit for High Current, Low Noise Digitization
A switched dual-integrator AFE digitizes high X-ray current signals while cutting support-circuit power, area, and noise.
- VCO Bias Startup Circuit for Fast Steady-State Oscillation
A boost bias and quiescent bias scheme helps a VCO reach steady-state quickly, cutting idle power in low duty cycle communication links.
- DAC Dynamic Element Selection for Mismatch and THD Control
Dynamic element matching in a DAC uses fractional-weight control to cut mismatch-driven errors, THD, glitch energy, and switching rates.
- Capacitance Interface Circuit With Fixed-Capacitance Cancellation
By cancelling the fixed portion of an external inductive capacitor, the circuit measures only the variable capacitance for higher accuracy and IC integration.
- Split Counter Circuit With Carry-Gated Clocking for Lower Power
Carry-gated clock transmission lets higher-bit counters switch only when needed, cutting continuous counter power use.
- Configurable Switched-Capacitor Block for Multi-Mode Analog Processing
Programmable sampling and feedback capacitors let one analog block switch among amplification, integration, comparison, and modulation.
- Segmented Ramp Circuits With Level-Crossing Sampling Accuracy
Level-crossing detection and segmented constant-slope ramps reduce delay and virtual-ground noise errors in sample-data circuits.
- Pseudo-Differential Switched-Capacitor CM Stabilization
An integrator feedback loop stabilizes common-mode voltage in pseudo-differential switched-capacitor circuits, reducing drift and power use.
- Correlated Double Sampling Circuit With Asymmetric Capacitors
Unequal input and feedback capacitors in a CDS amplifier cut noise power, shrink circuit area, and improve settling time.
- Switchable Decoupling Capacitors for Shared Voltage Domains
Shared decoupling capacitors are switched between logic islands to improve local charge availability, cut power use, and avoid inductive loops.
- Switch-Capacitor PLL Loop Filter for Uniform Sampling
Multi-phase sampling and charge transfer synchronize PLL control voltage to the reference clock, reducing phase noise in fractional-N synthesis.
- VCO Bias Boosting for Fast Oscillator Steady-State Startup
Boost and quiescent bias currents help a VCO reach steady state quickly, enabling low-duty-cycle radios to cut idle power use.
- Digital Integrator Circuit for Drift-Free Power Save Recovery
A counter and current-steering DAC preserve the integral value through power save mode, avoiding drift and fast restart errors.
- Output Hold Circuit for Precise Zero-Crossing Sampling
A level-crossing detector and waveform generator hold the sampled output at the zero-crossing instant, improving accuracy, noise, and signal range.
- Multistage Comparator Structure for Offset Cancellation and Bandwidth
Shared coupling capacitors store preamplifier and latch offsets, cutting charge injection noise while preserving comparator resolution and bandwidth.
- Switched-Capacitor Level Shifting for One-Cycle Charge Recovery
Clocked capacitor recharging restores level-shift voltage in one cycle, removing memory effects and stabilizing high-speed biasing.
- Capacitive Differential Neural Network Circuit for Low-Power Computing
Differential voltage storage in a capacitor enables neural network arithmetic with lower power and less circuit overhead in semiconductor computing.
- Capacitor-Based Neural Arithmetic Circuit for Low-Power Product-Sum
Differential voltage held in a capacitor replaces conventional neural arithmetic circuits to cut product-sum power use while preserving accuracy.
- Capacitance Interface Circuit Segmentation for IC Integration
Segmenting the external capacitor allows cancellation of the fixed portion, resolving the contradiction between measurement precision and IC integration area.
- Computing Apparatus Floating-Point to Fixed-Point Conversion
A computing apparatus converts floating-point data into fixed-point format for efficient vector multiplication operations.
- Adaptive Filter Circuit Sampling Transformer Reflected Voltage
An adaptive filter circuit samples transformer reflected voltage using dynamic switching between bypass and RC filtering modes.
- Switched Capacitor Array Control for Transient Reduction
Segmented linear control distributes switching wear across elements, preventing capacitance excursions during hot switching transitions.
- Flyback Converter Driver Using Transconductance Amplifier and Comparator
A flyback converter driver uses a transconductance amplifier to turn on and a comparator to quickly turn off a synchronous rectifier FET.
- Bootstrap Circuit for Boosted Switches in Wide Voltage Ranges
Bootstrap circuit boosts gate drive voltage to maintain switch compliance across wide common-mode input ranges, preventing charge injection errors.
- Differential Energy Difference Integrator for High-Speed Adaptive Equalizers
Cross-coupled differential full-wave rectifiers reduce die area and noise sensitivity in high-speed adaptive equalizers.
- Balanced Offset Compensation Circuit for Differential Amplifiers
Controlled switching circuits balance leakage currents in differential amplifiers, preventing voltage accumulation and maintaining continuous operation.
- Notification Server Alert Distribution for IP Devices
A notification server retrieves device addresses and transmits alert messages to subscribed IP-enabled devices.
- Dual-Terminal Rectifier for Passive RFID Power Management
A dual-terminal rectifier device with a gate-controlled conductive channel couples alternating input signals to generate a rectified output.
- Charge Re-use Analog Fourier Transform Circuit for SDR Power Reduction
Passive switched capacitor circuit performs analog Fourier transform, reducing ADC sample rate and dynamic range requirements while maintaining signal fidelity.
- Capacitive to Voltage Sensing Circuit for Touch Detection
A capacitance to voltage sensing circuit converts measured variable capacitance into an output voltage signal using selective charge amplifier coupling.
- Switched-Mode Power Supply Ripple Prediction and Control
A switched-mode power supply uses a sinc filter and cyclic integrator to predict output voltage ripple.
- Variable Resistance Storage Elements for AI Weight Coefficient Management
Segmented storage elements resolve contradictions between initial setting accuracy and training efficiency by optimizing conductance adjustments.