Testing/Calibration Apparatus TRIZ Cases
- Shared Precursor Manifold With Gas Pulsing for Uniform Multi-Chamber Flow
Fast pulsing valves and orifice flow controllers distribute precursor gas uniformly to multiple chambers while cutting waste and dedicated hardware cost.
- Selectable Bottom Purge for FOUP Contamination Control
Selectable gas flow through bottom purge nozzles helps FOUP load ports reduce humidity, oxygen, and particle contamination during substrate handling.
- Gas Flow Measurement Using Boyle's Law and a Detachable Volume Tank
A detachable volume tank and valve-controlled passage use Boyle's law to correct ROR flow errors from non-uniform gas passage volume.
- Pressure-Based Gas Flow Control with Dynamic Self-Calibration
Oscillating cavity pressure and restrictor feedback enable real-time gas flow control with less recalibration across gas changes and drift.
- Shielding Gas Flow Sensing for Mixed-Gas Welding Control
Continuous thermal sensing near the welding nozzle estimates mixed shielding gas flow from composition-based calibration for tighter gas control.
- Thermal Mass Flow Sensing for Shielding Gas Mixture Calibration
Mixture-specific thermal mass flow calibration enables continuous shielding gas measurement in welding while improving adjustment accuracy and leak detection.
- Print Component Logic Circuitry for Digital Pneumatic Sensing
Digital sensor cells let replaceable print components validate fluid level and air-blow states over I2C without complex analog hardware.
- Print Component Logic Circuitry for Pneumatic Pressurization Detection
Strain-gauge sensing and digital values verify print component pressurization, improving material flow and host communication reliability.
- I2C Logic Package for Replaceable Print Component Communication
An addressable I2C logic package lets replaceable print components report identity, status, and resources with lower interface complexity.
- Print Component Logic Circuitry for I2C Identity and Resource Management
I2C-addressable logic in replaceable print components links identity, status, and sensor tasks to secure resource management and authentication.
- Logic Circuit Package for Thermal Print Material Level Sensing
Heated sensor readings and delta-value analysis improve print material level detection despite cell variation and support secure I2C communication.
- Logic Circuitry Package With External Test Clock Switching
Switching from an internal to an external test clock helps replaceable print components verify I2C communication and sensor data integrity.
- Print Cartridge Logic Circuitry With Dual-Address Validation
Dual I2C and temporary addresses let print cartridges share a bus while enabling fast component authentication and reliable status checks.
- Print Component Logic Circuitry for Accurate Temperature Sensing
A reconfigurable logic package uses stored temperature parameters and digital sensor responses to improve print component sensing accuracy.
- Print Component Logic Circuitry for Pressurization Sensing
Distinct digital sensor-ID responses and strain-gauge reservoir sensing verify pressurization and material level for more reliable printing.
- Print Component Logic Circuitry for Accurate Sensor Data Over I2C
Local amplification, offset adjustment, and conversion let replaceable print components send accurate sensor data over simple I2C links.
- Print Cartridge Logic Circuitry for I2C Authentication
Dual-address I2C logic circuitry authenticates replaceable print components, improving material authenticity and communication reliability.
- Replaceable Print Component Addressing for Reliable Sensor Readings
Selective multi-address logic lets replaceable print components activate sensors reliably and improve digital bus communication accuracy.
- Capacitance Liquid Level Sensing With Switched Electrodes
Alternating input and drive electrodes with grounded shielding improves liquid level sensing accuracy by limiting dust adhesion and parasitic capacitance.
- Fill Level Probe Calibration for Media-Specific Switching
Stored medium-specific limit values let a fill level probe adapt to changing media and buildup, avoiding false switching and recalibration.