Condensation sensor
First Claim
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1. A measuring device for detecting a humidity and temperature of a window surface, comprising:
- at least one moisture sensor and at least one temperature sensor placed on the window surface;
an evaluation unit connected downstream from the moisture and temperature sensors,an oscillator functionally coupled to the at least one moisture sensor and the at least one temperature sensor, wherein the oscillator receives an input signal from the at least one moisture sensor and an input signal from the at least one temperature sensor; and
a signal converting and linking unit placed between the moisture and temperature sensors and the evaluation unit, wherein the signal converting and linking unit comprises the oscillator;
wherein when the temperature sensor detects a change in a temperature of the window surface or the moisture sensor detects a change in a moisture of the window surface, a frequency of the oscillator included in the signal and converting unit is changed.
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Abstract
A measuring device for detecting a humidity and temperature of a window surface including at least one moisture sensor and at least one temperature sensor placed on the window surface, an evaluation unit connected downstream from the moisture and temperature sensors, and a signal converting and linking unit placed between the moisture and temperature sensors and the evaluation unit. Further, when the temperature sensor detects a change in a temperature of the window surface or the moisture sensor detects a change in a moisture of the window surface, a frequency of an oscillator included in the signal and converting unit is changed.
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Citations
17 Claims
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1. A measuring device for detecting a humidity and temperature of a window surface, comprising:
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at least one moisture sensor and at least one temperature sensor placed on the window surface; an evaluation unit connected downstream from the moisture and temperature sensors, an oscillator functionally coupled to the at least one moisture sensor and the at least one temperature sensor, wherein the oscillator receives an input signal from the at least one moisture sensor and an input signal from the at least one temperature sensor; and a signal converting and linking unit placed between the moisture and temperature sensors and the evaluation unit, wherein the signal converting and linking unit comprises the oscillator; wherein when the temperature sensor detects a change in a temperature of the window surface or the moisture sensor detects a change in a moisture of the window surface, a frequency of the oscillator included in the signal and converting unit is changed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A measuring device for detecting a humidity and temperature of a window surface, comprising:
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at least one moisture sensor and at least one temperature sensor placed on the window surface; an evaluation unit connected downstream from the moisture and temperature sensors, a signal converting and linking unit placed between the moisture and temperature sensors and the evaluation unit, wherein the signal converting and linking unit comprises an oscillator functionally coupled to the at least one moisture sensor and the at least one temperature sensor; and wherein when the temperature sensor detects a change in a temperature of the window surface or the moisture sensor detects a change in a moisture of the window surface, a frequency of the oscillator included in the signal and converting unit is changed and the signal converting and linking unit outputs a single signal using the oscillator, said single signal representing both the measured temperature and moisture. - View Dependent Claims (11)
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12. A method for detecting a measuring signal to determine a temperature and moisture of a window surface, said method comprising:
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detecting the moisture of the window surface using a moisture sensor detecting the temperature of the window surface using a temperature sensor; and generating a single signal respectively corresponding to the detected humidity and temperature using an oscillator arranged downstream from the moisture and temperature sensors, wherein when the temperature sensor detects a change in a temperature of the window surface or the moisture sensor detects a change in a moisture of the window surface, a frequency of the oscillator is changed, further wherein the oscillator is linked to the temperature sensor to shorten the reaction time of the moisture sensor. - View Dependent Claims (13, 14, 15)
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16. A method for detecting a measuring signal to determine a temperature and moisture of a window surface, said method comprising:
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detecting the moisture of the window surface using a moisture sensor; detecting the temperature of the window surface using a temperature sensor; and generating a single signal respectively corresponding to the detected humidity and temperature using an oscillator arranged downstream from the moisture and temperature sensors, wherein when the temperature sensor detects a change in a temperature of the window surface or the moisture sensor detects a change in a moisture of the window surface, a frequency of the oscillator is changed, further wherein the oscillator is linked to the temperature sensor to shorten the reaction time of the moisture sensor and the single signal comprises a rectangular-wave shaped signal in which a pulse length is a direct measure of a tendency for condensation on the window surface. - View Dependent Claims (17)
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Specification