Apple inc. (20240328874). STRESS-COMPENSATED WHEATSTONE HEATER AND THERMOMETER IN RESISTIVE MICROELECTROMECHANICAL SYSTEM PRESSURE SENSORS simplified abstract
STRESS-COMPENSATED WHEATSTONE HEATER AND THERMOMETER IN RESISTIVE MICROELECTROMECHANICAL SYSTEM PRESSURE SENSORS
Organization Name
Inventor(s)
Matthias Ikeda of Cupertino CA (US)
Gregory B. Arndt of San Jose CA (US)
Richard Yeh of Los Altos CA (US)
STRESS-COMPENSATED WHEATSTONE HEATER AND THERMOMETER IN RESISTIVE MICROELECTROMECHANICAL SYSTEM PRESSURE SENSORS - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240328874 titled 'STRESS-COMPENSATED WHEATSTONE HEATER AND THERMOMETER IN RESISTIVE MICROELECTROMECHANICAL SYSTEM PRESSURE SENSORS
The patent application describes an apparatus with a membrane, a first circuit, and a second circuit. The first circuit includes resistive elements on the membrane to measure pressure difference and has a resistance. The second circuit uses this resistance to conduct a temperature calibration procedure.
- The apparatus includes a membrane, resistive elements, and circuits.
- The resistive elements measure pressure difference on the membrane.
- The resistance of the first circuit is utilized for temperature calibration.
- The second circuit implements a temperature calibration procedure.
- The technology combines pressure measurement and temperature calibration in a single apparatus.
Potential Applications: - Industrial pressure and temperature monitoring systems - Medical devices for measuring bodily fluids - Environmental monitoring equipment for air and water quality
Problems Solved: - Simultaneous measurement of pressure and temperature - Calibration of temperature sensors using resistance values - Integration of multiple functions in a single device
Benefits: - Improved accuracy in pressure and temperature measurements - Simplified calibration process - Cost-effective solution for combined sensing needs
Commercial Applications: Title: Integrated Pressure and Temperature Sensing Device for Industrial Applications This technology can be used in various industries such as manufacturing, healthcare, and environmental monitoring. It offers a versatile solution for precise measurement and calibration requirements, potentially reducing costs and improving efficiency in these sectors.
Questions about the technology: 1. How does the resistance of the first circuit help in temperature calibration? 2. What are the advantages of combining pressure and temperature sensing in a single device?
Original Abstract Submitted
an apparatus of the subject technology includes a membrane, a first circuit and a second circuit. the first circuit includes a number of resistive elements disposed on the membrane to measure a pressure difference. the first circuit has a resistance. the second circuit implements a temperature calibration procedure by utilizing the resistance to measure a temperature used in the temperature calibration procedure.
