B60S1/0825

Window pane with capacitive sensor

A composite pane for separating an interior space from an external environment, includes an inner pane, an outer pane with an inner surface, and an intermediate layer that areally joins the inner surface of the outer pane to an outer surface of the inner pane, a capacitive sensor for detecting moisture having at least one capacitor that is connected to an electronic sensor unit, which is provided for detecting a change in capacitance of the capacitor, wherein the capacitor has at least two electrodes formed from a transparent, electrically conductive coating, which are capacitively coupled.

Rain Detection Device, Garden Appliance Having the Rain Detection Device, and Method for Sensing Rain Drops on a Surface by Means of a Rain Detection Device
20230176000 · 2023-06-08 ·

A rain detection device for sensing rain drops on a surface includes at least one sensor unit and at least one evaluation unit. The sensor unit includes at least one capacitive sensor element. The sensor element is configured such that a capacitance characteristic of the sensor element changes based on an object contacting the surface. The evaluation unit is configured to detect rain drops on the surface based on a differential signal of the sensor element. The evaluation unit is configured to detect a rain drop on the surface based on a symmetry characteristic of the differential signal with respect to a zero point.

AUTOMOBILE RAIN AND TEMPERATURE SENSOR MODULE

A rain and temperature sensing module including a housing having a cover plate formed of a transparent material, a printed circuit board disposed within the housing and having a light emitter, a light receiver, and a temperature sensing element disposed thereon, a transparent compound disposed within the housing and covering the light emitter, the light receiver, and the temperature sensing element, the transparent compound filling a space between the printed circuit board and the cover plate, wherein the transparent compound has a refractive index that is substantially equal to a refractive index of the cover plate, and wherein the transparent compound provides a thermally conductive medium between the cover plate and the temperature sensing element.

Automobile rain and temperature sensor module with transparent compound contacts the transparent cover plate of a housing and particularly encases the light emitter and light receiver disposed within

A rain and temperature sensing module including a housing having a cover plate formed of a transparent material, a printed circuit board disposed within the housing and having a light emitter, a light receiver, and a temperature sensing element disposed thereon, a transparent compound disposed within the housing and covering the light emitter, the light receiver, and the temperature sensing element, the transparent compound filling a space between the printed circuit board and the cover plate, wherein the transparent compound has a refractive index that is substantially equal to a refractive index of the cover plate, and wherein the transparent compound provides a thermally conductive medium between the cover plate and the temperature sensing element.

Glazing unit

A glazing unit of a vehicle or building, which has at least one glass pane or polymer film, wherein a capacitive sensor is arranged on a first surface of the or a glass pane or polymer film, which sensor includes a first sensor section and a second sensor section spaced at a distance therefrom on the first surface, which second sensor section acts as a signal readout section, wherein during operation of the sensor, an electrical field is generated between the first and second sensor section, which field partially penetrates the glass pane or polymer film, wherein a material property compensation electrode is provided on the second surface of the same glass pane or polymer film, opposite the second sensor section.

Cleaning apparatus and method

An apparatus and a method for cleaning glass used in cars or cameras are disclosed. Said cleaning apparatus comprises glass, multiple electrodes placed in series on top of said glass, a dielectric layer stacked on top of said electrodes, and a hydrophobic layer stacked on top of said dielectric layer and on whose surface a droplet forms. Here, said droplet moves towards the outer edge of said glass by application of differing direct current voltages to several of said electrodes.

RAINDROP SENSOR DEVICE AND DRIVING METHOD THEREOF
20220111821 · 2022-04-14 · ·

A raindrop sensor device, including a substrate, a raindrop sensor element, a first light emitting diode, and an active element, is provided. The raindrop sensor element is located on the substrate and includes a first electrode and a second electrode separated from each other. The first light emitting diode is located on the substrate and is electrically connected to the first electrode. The first electrode and the second electrode are closer to the substrate than the active element. The active element is located on the substrate and is electrically connected to the first light emitting diode.

Rainwater detection device using electric wires

A rainwater detection device for detecting rainwater is provided. The rainwater detection device includes: a panel having a surface; rainwater sensing wires on the surface; and a rainwater sensor (i) physically connected with the rainwater sensing wires without an electrical connection if a condition is unsatisfied and (ii) physically and electrically connected with the rainwater sensing wires if the condition is satisfied; wherein a first wire, one of the rainwater sensing wires, is separated from a second wire, another of the rainwater sensing wires, by an interval, without contacting each other and wherein the rainwater sensing wires are connected to opposite polarity of an electrode connected with the rainwater sensor, and wherein the condition is that a first state where no current flows between the first and the second wires is changed to a second state where current flows between the first and the second wires due to the rainwater.

GLAZING UNIT
20210271343 · 2021-09-02 ·

A glazing unit of a vehicle or building, which has at least one glass pane or polymer film, wherein a capacitive sensor is arranged on a first surface of the or a glass pane or polymer film, which sensor includes a first sensor section and a second sensor section spaced at a distance therefrom on the first surface, which second sensor section acts as a signal readout section, wherein during operation of the sensor, an electrical field is generated between the first and second sensor section, which field partially penetrates the glass pane or polymer film, wherein a material property compensation electrode is provided on the second surface of the same glass pane or polymer film, opposite the second sensor section.

MOISTURE SENSOR AND/OR DEFOGGER WITH BAYESIAN IMPROVEMENTS, AND RELATED METHODS
20210256408 · 2021-08-19 · ·

In certain example embodiments, moisture sensors, defoggers, etc., and/or related methods, are provided. More particularly, certain example embodiments relate to moisture sensors and/or defoggers that may be used in various applications such as, for example, refrigerator/freezer merchandisers, vehicle windows, building windows, etc. When condensation or moisture is detected, an appropriate action may be taken (e.g., actuating windshield wipers, turning on a defroster, triggering the heating of a merchandiser door or window, etc.). Bayesian approaches optionally may be implemented in certain example embodiments in an attempt to improve moisture detection accuracy. For instance, models of various types of disturbances may be developed and, based on live data and a priori information known about the model, a probability of the model being accurate is calculated. If a threshold value is met, the model may be considered a match and, optionally, a corresponding appropriate action may be taken.