A ratiometric temperature measurement system includes a sensing circuit to measure a temperature and a controller to determine a resistance corresponding to the sensing circuit. The sensing circuit includes a temperature sensing circuit and a current sensor. The sensing circuit utilize an electrical current to output a first voltage indicative of a first voltage differential across the temperature sensing circuit and to output a second voltage indicative of a second voltage differential across the current sensor. The controller is configured to determine a resistance corresponding to the temperature sensing circuit based at least in part on the first and second voltage differentials. The controller determines a temperature value indicative of the measured temperature based on the resistance.
COMMON SIGNAL CONDITIONING CIRCUIT FOR TEMPERATURE SENSOR
13.07.2023
Patent
Elektronische Ressource
Englisch
COMMON SIGNAL CONDITIONING CIRCUIT FOR TEMPERATURE SENSOR
Europäisches Patentamt | 2023
|COMMON SIGNAL CONDITIONING CIRCUIT FOR TEMPERATURE SENSOR
Europäisches Patentamt | 2023
|Signal Conditioning Circuit Apparatus
NTIS | 1971
|Thermocouple-Signal-Conditioning Circuit
NTRS | 1991
|A signal conditioning integrated circuit for a combustion pressure sensor
Kraftfahrwesen | 1993
|