Abstract: A baby monitoring light system includes a light body having a bottom portion and a top portion, the light body having a height generally shorter than the light body width and length, the light body comprising a light source oriented upwardly from the top portion, the light body adapted to project a light beam upwardly onto a surface approximately 5 to 15 feet away. The system may include a blanket having a pocket, the light body positionable in the pocket, the pocket having a space through which the light source projects when the light body is in the pocket. The light body may include one or more releasable fasteners.

Abstract: An air conditioning system for a vehicle and a method for operating the air conditioning system which at least has: an air conditioner having a fan, a recirculating air flap for setting a recirculating air operation or an external air operation, a gas sensor for measuring a gas concentration, in particular a CO2 concentration in a vehicle cabin, and outputting a measuring signal, and a control unit for receiving the measuring signal of the gas sensor, for setting a recirculating air position or an external air position of the recirculating air flap and for controlling the gas sensor, the control unit switching the gas sensor into different operating modes in recirculating air operation than in external air operation.

Abstract: A baby monitoring light system includes a light body having a bottom portion and a top portion, the light body having a height generally shorter than the light body width and length, the light body comprising a light source oriented upwardly from the top portion, the light body adapted to project a light beam upwardly onto a surface approximately 5 to 15 feet away. The system may include a blanket having a pocket, the light body positionable in the pocket, the pocket having a space through which the light source projects when the light body is in the pocket. The light body may include one or more releasable fasteners.

Abstract: A baby monitoring light system includes a light body having a bottom portion and a top portion, the light body having a height generally shorter than the light body width and length, the light body comprising a light source oriented upwardly from the top portion, the light body adapted to project a light beam upwardly onto a surface approximately 5 to 15 feet away. The system may include a blanket having a pocket, the light body positionable in the pocket, the pocket having a space through which the light source projects when the light body is in the pocket. The light body may include one or more releasable fasteners.

Abstract: A capacitive fill level sensor for determining a fill level of a liquid is described. Two electrodes are provided having a plastic sheathing and a capacitance measuring device for detecting the electrical capacitance between the electrodes. An estimator device is used for estimating a fill level of a liquid between the electrodes based on the detected electrical capacitance, taking into account different dielectric constants for sections of the plastic sheathing in the liquid and outside of the liquid.

Abstract: A capacitive fill level sensor for determining a fill level of a liquid is described. Two electrodes are provided having a plastic sheathing and a capacitance measuring device for detecting the electrical capacitance between the electrodes. An estimator device is used for estimating a fill level of a liquid between the electrodes based on the detected electrical capacitance, taking into account different dielectric constants for sections of the plastic sheathing in the liquid and outside of the liquid.

Abstract: An air conditioning system for a vehicle and a method for operating the air conditioning system are disclosed, which at least has: an air conditioner (3) having a fan, a recirculating air flap (4) for setting a recirculating air operation or an external air operation, a gas sensor (5) for measuring a gas concentration, in particular a CO2 concentration in a vehicle cabin, and outputting a measuring signal (S4), and a control unit (2) for receiving the measuring signal (S4) of the gas sensor (5), for setting a recirculating air position or an external air position of the recirculating air flap (4) and for controlling the gas sensor (5), the control unit (2) switching the gas sensor (5) into different operating modes in recirculating air operation than in external air operation.

Abstract: A device for the dilution of a gas to be analyzed with a dilution gas has a sample gas tube (1) and a feed (3) for the dilution gas, which open into a common line (6) for the diluted gas to be analyzed. In order that even with large pulsatile pressures in the gas to be analyzed at the sample point no return flow of dilution air into the line of the gas to be analyzed and no uncontrolled temperature change of this gas can occur, the feed (3) for the dilution gas in the form similar to a Venturi jet (7) merges into the common line (6), the sample gas tube (1) is embodied so as to be thermally insulated with respect to the ambient air and dilution air and opens into the Venturi jet (7) just before the location with the smallest cross section.

Abstract: A device for detecting radiation signals and a device for measuring the concentration of a substance are described, a first detector and a second detector being provided on a first chip, and a first filter and a second filter being provided on a second chip, the first chip and the second chip being connected to one another in hermetically sealed fashion.

Abstract: The invention relates to a device for controlling a ventilation device for a motor vehicle interior (36), comprising at least one air quality sensor (46) for generating an air quality signal of the air supplied to the air quality sensor (46), an actuator for adjusting an air damper (20a, 20b) of the ventilation device as a function of the air quality signal, and a ventilator (14) for transporting the air through the ventilation device into the motor vehicle interior (36). The air quality sensor (46) and the ventilator (14) form a structural unit (44).

Abstract: An infrared source and a gas sensor, a first layer and a second layer effecting bandpass filter characteristics for an operating frequency range.

Abstract: A device and a method for measuring at least one parameter of particles in a fluid, the device having a radiation source and a radiation sensor, the device having a fluid region that is in contact with the fluid; the radiation source being provided for the emission of measuring radiation according to a first direction onto the fluid region, the radiation sensor being provided for the detection of a measuring radiation reflected away from the fluid region in a second direction; furthermore, the radiation sensor having a plurality of sensor elements; and the spectral sensitivity of different sensor elements being developed differently for a wavelength-sensitive detection of the reflected measuring radiation.

Abstract: The invention relates to a photometric gas sensor containing at least an infrared radiation source; a first reflector for deflecting to a second reflector an infrared radiation coming from an infrared radiation source; a second reflector for deflecting to an infrared detector the radiation coming from the first reflector; and an infrared detector.

Abstract: A micromechanical thermal-conductivity sensor is provided which includes a thermally insulated diaphragm formed by a recess in a base plate exhibiting poor thermal conductivity. At least one heating element is applied on the diaphragm, at least one temperature-dependent electrical resistor is applied on the diaphragm for measuring the temperature of the diaphragm, as well as at least one further temperature-dependent electrical resistor is applied outside of the diaphragm on the base plate for measuring the ambient temperature. On one or both of its sides, the diaphragm is covered by a porous cover plate permitting gas exchange by diffusion, a cavity being left open between the diaphragm and the porous cover plate.

Abstract: A device and a method for measuring at least one parameter of particles in a fluid, the device having a radiation source and a radiation sensor, the device having a fluid region that is in contact with the fluid; the radiation source being provided for the emission of measuring radiation according to a first direction onto the fluid region, the radiation sensor being provided for the detection of a measuring radiation reflected away from the fluid region in a second direction; furthermore, the radiation sensor having a plurality of sensor elements; and the spectral sensitivity of different sensor elements being developed differently for a wavelength-sensitive detection of the reflected measuring radiation.

Abstract: A device to detect the presence of a living being in a motor vehicle includes a carbon dioxide sensor to measure a concentration value representing the carbon dioxide concentration in the motor vehicle, an analysis unit to compare the concentration value or a change value representing the change in the concentration value over time to a threshold, a transmitting device activated when the concentration value or the change value exceeds the threshold and emitting radiated signals by way of an antenna and a receiving device that activates an indicator device when these radiated signals are received by way of an additional antenna.

Abstract: A device for generating infrared radiation includes at least one heating element and at least one radiating element for irradiating the infrared radiation. The heating element is a micromechanical, two-dimensional heater structure. The heating element may be applied on the radiating element using hybrid technology such that the radiation element has at least one side facing the heating element and at least one side facing away. The radiating element may be ceramic substrate.

Abstract: A thermal sensor is provided, which is distinguished in that it includes means for removing a deposit on a sensing element of the sensor. In addition, means for detecting the deposit may be provided. The means for removing the deposit are realized by a trigger circuit for the sensing element, which brings about heating of the sensing element. In addition, a reference sensing element may be utilized as well, which is used both for indirect heating and for checking the sensing element. Due to the use of a catalytic layer on the sensing element, a deposit may be removed at relatively low temperatures.

Abstract: The invention relates to an air conditioner, in particular for use in motor vehicles, with a cooling circuit and a ventilation system, wherein the cooling circuit features an evaporator/heat exchanger (12) that is arranged in the ventilation system, and wherein a gas sensor (30) is provided in the ventilation system downstream from the evaporator/heat exchanger (12) to detect the rates of a refrigerant of the evaporator/heat exchanger (12) of the air conditioner in the conveyed air-conditioned air. It is provided that the gas sensor (30) is arranged at a narrow point (32) and/or in an area of turbulent flow of an air guidance channel (10) of the ventilation system. The invention also relates to a method to operate such an air conditioner.

Abstract: A device for detecting radiation signals and a device for measuring the concentration of a substance are described, a first detector and a second detector being provided on a first chip, and a first filter and a second filter being provided on a second chip, the first chip and the second chip being connected to one another in hermetically sealed fashion.