Pulse Automatic Control TRIZ Cases
- Integrated Driver Chip for Image Sensing and Light Emission
By combining a photodiode, image sensing circuit, and light-emitting driver on one wafer substrate, this case cuts chip count, size, and power use.
- PMIC Supply Clock Phasing for Multi-Converter EMI Control
Different supply-clock phases across switching converters reduce EMI while maintaining accurate phase control and stable voltage conversion.
- Plasma Power Frequency Retrieval With Low-Delay Local Sensing
Local sensing with a DDC and digital PLL retrieves plasma power frequency in real time, avoiding messaging delays and added control complexity.
- Rotational Spectroscopy Gas Cell for Doppler-Stable Molecular Clocks
Counter-propagating waves in a dipolar gas cell reduce Doppler broadening and stabilize molecular clock frequency under temperature and pressure variation.
- Multi-Frequency Plasma Power Synchronization for Stable RF Pulsing
Pre-synchronized higher-frequency RF power switching reduces plasma perturbations during base RF pulsing and widens process control margins.
- Capacitor-Swapping Charge Pump for Wide-Range Low-Noise Control
Alternating two pump capacitors widens control voltage range while keeping current-source noise low in low-voltage PLL charge pumps.
- Laser-Sealed Glass Vial for Low-Pressure Quantum Transition Sensing
Local laser sealing preserves low-pressure dipolar gas purity in a glass vial, enabling stable quantum transition sensing with simpler fabrication.
- Digital Oscillator Phase Synchronization for Low-Jitter RF Power
A phase control circuit and digital oscillator lock high-frequency power to an external reference with faster response, lower jitter, and lower cost.
- CDR Charge Pump Circuit With Reduced Glitch Current
Resistor-coupled switching and bias sections cut charge-injection glitches, reducing phase offset and jitter in CDR circuits.
- Resonant Inverter Phase Modulation for Stable MHz Operation
Phase-based control with PLL feedback stabilizes high-frequency resonant inverter operation and maintains high power factor with less noise sensitivity.
- Self-Calibrating CMOS Clock Buffer for Ripple-Prone PCB Traces
Adjustable Schmitt trigger thresholds stabilize image sensor reference clocks over long PCB traces, cutting ripple, jitter, and ESD risk.
- Atomic Resonator Using Acoustic Frequency Divider for Stable CPT Locking
A high-Q acoustic resonator replaces low-Q inductors in injection-locked frequency division, improving CPT signal stability in compact atomic resonators.
- Dual-Nested PLL Phased Array Without Lossy Phase Shifters
Dual-nested PLL unit cells replace lossy phase shifters in mm-wave phased arrays, cutting power loss while enabling scalable phase control.
- Level-Shifting Charge Pump for Wide-Range Low-Noise Control Voltage
A switched-capacitor level-shifting scheme expands control voltage range and cuts noise in low-voltage charge pumps.