Abstract: A heating control system, monitoring system and predictive maintenance radio sensor system. The heating control system comprises at least one temperature transducer element having a downstream voltage transformer; an energy storage device which is electrically coupled to the at least one voltage transformer; a logic assembly coupled to the energy storage device and having sequence control; a data transmission unit coupled to the logic assembly; and a sensor, coupled to the logic assembly, for measuring ambient parameters.

Abstract: An energy-autonomous sensor for detection of physical environmental parameters, having at least one sensor element, one storage element and one control circuit, with a timer circuit which is activated on reaching a predetermined electrical voltage on the storage element, activates the sensor and the control circuit at predetermined time intervals, and deactivates them after a predetermined operating time, such that this results in a time duration of sensor operation and a sensor operation pause.

Abstract: An energy-autonomous sensor for detection of physical environmental parameters, having at least one sensor element, one storage element and one control circuit, with a timer circuit which is activated on reaching a predetermined electrical voltage on the storage element, activates the sensor and the control circuit at predetermined time intervals, and deactivates them after a predetermined operating time, such that this results in a time duration of sensor operation and a sensor operation pause.

Abstract: A sensor system has a least one voltage generator for conversion of non-electrical energy to electrical energy. At least one energy store is connected downstream from the voltage generator. At least one voltage converter is connected to the energy store such that its output signal is suitable for operation of a processor controller. At least one sensor is provided, and at least one transmitter enables wire-free transmission of transmission messages produced by the processor controller and containing at least one measured value from the at least one sensor. A timer circuit is triggered as a function of a voltage level of the at least one energy store, and activates the sensor system to transmit at least one transmission message after a specific time interval.

Abstract: An energy-autonomous sensor for detection of physical environmental parameters, having at least one sensor element, one storage element and one control circuit, with a timer circuit which is activated on reaching a predetermined electrical voltage on the storage element, activates the sensor and the control circuit at predetermined time intervals, and deactivates them after a predetermined operating time, such that this results in a time duration of sensor operation and a sensor operation pause.

Abstract: A heating control system, monitoring system and predictive maintenance radio sensor system. The heating control system comprises at least one temperature transducer element having a downstream voltage transformer; an energy storage device which is electrically coupled to the at least one voltage transformer; a logic assembly coupled to the energy storage device and having sequence control; a data transmission unit coupled to the logic assembly; and a sensor, coupled to the logic assembly, for measuring ambient parameters.

Abstract: The transmitter which can be fed thermally has at least one heat transducer element (1) with a downstream voltage transformer (3) and logic assembly (4) as well as a data transmission unit (5, 6), and is characterized in that the logic assembly (4) is designed on a ULP basis, and the data transmission unit (5, 6) transmits a broadband signal.

Abstract: An energy-autonomous sensor for detection of physical environmental parameters, having at least one sensor element, one storage element and one control circuit, with a timer circuit which is activated on reaching a predetermined electrical voltage on the storage element, activates the sensor and the control circuit at predetermined time intervals, and deactivates them after a predetermined operating time, such that this results in a time duration of sensor operation and a sensor operation pause.

Abstract: A sensor system has a least one voltage generator for conversion of non-electrical energy to electrical energy. At least one energy store is connected downstream from the voltage generator. At least one voltage converter is connected to the energy store such that its output signal is suitable for operation of a processor controller. At least one sensor is provided, and at least one transmitter enables wire-free transmission of transmission messages produced by the processor controller and containing at least one measured value from the at least one sensor. A timer circuit is triggered as a function of a voltage level of the at least one energy store, and activates the sensor system to transmit at least one transmission message after a specific time interval.

Abstract: A sensor system (S, S?) having a least one voltage generator (1, 11, 12, 13) for conversion of non-electrical energy to electrical energy. At least one energy store (2) is connected downstream from the voltage generator (1, 11, 12, 13). At least one voltage converter (3) is connected to the energy store (2) such that its output signal is suitable for operation of a processor controller (4). At least one sensor (7, 71) is provided, and at least one transmitter (5) enables wire-free transmission of transmission messages which can be produced by the processor controller (4) and which contain at least one measured value from the at least one sensor (7, 71). A timer circuit (6) is provided, which can be triggered as a function of a voltage level of the at least one energy store (2), and which activates the sensor system (S) in order to transmit at least one transmission message after a specific time interval.

Abstract: A tire measuring device has a converter for converting the ambient energy to an alternating value, and a reflector that can be modulated by the alternating value.

Abstract: An energy-autonomous sensor for detection of physical environmental parameters, having at least one sensor element, one storage element and one control circuit, with a timer circuit which is activated on reaching a predetermined electrical voltage on the storage element, activates the sensor and the control circuit at predetermined time intervals, and deactivates them after a predetermined operating time, such that this results in a time duration of sensor operation and a sensor operation pause.

Abstract: An apparatus for conversion of mechanical energy to electrical energy by means of a piezo transducer (1), on which an electrical voltage, which can be supplied to a load (8), is formed when deformation occurs. The piezo transducer (1) is formed from two or more layers (2) of piezoelectric material, which are separated from one another by electrically conductive layers (10, 11), and the successive electrically conductive layers (10, 11) are alternately connected to common electrical contacts (13, 14).

Abstract: A voltage generator (1) for conversion of non-electrical primary energy (PE) to a voltage signal (USIG, USIG?) by means of induction. The voltage generator (1) has at least one mechanical energy store (2) for holding the primary energy (PE), and which has at least one changeover point (P). At least one induction system (3) is provided which can be coupled to the mechanical energy store (2), with the mechanical energy store (2) carrying out a movement on reaching the at least one changeover point (P) by means of which movement a voltage signal (USIG, USIG?) can be induced in the induction system (3).

Abstract: A sensor system (S, S?) having a least one voltage generator (1, 11, 12, 13) for conversion of non-electrical energy to electrical energy. At least one energy store (2) is connected downstream from the voltage generator (1, 11, 12, 13). At least one voltage converter (3) is connected to the energy store (2) such that its output signal is suitable for operation of a processor controller (4). At least one sensor (7, 71) is provided, and at least one transmitter (5) enables wire-free transmission of transmission messages which can be produced by the processor controller (4) and which contain at least one measured value from the at least one sensor (7, 71). A timer circuit (6) is provided, which can be triggered as a function of a voltage level of the at least one energy store (2), and which activates the sensor system (S) in order to transmit at least one transmission message after a specific time interval.

Abstract: The transmitter which can be fed thermally has at least one heat transducer element (1) with a downstream voltage transformer (3) and logic assembly (4) as well as a data transmission unit (5, 6), and is characterized in that the logic assembly (4) is designed on a ULP basis, and the data transmission unit (5, 6) transmits a broadband signal.

Abstract: A tire measuring device has a converter for converting the ambient energy to an alternating value, and a reflector that can be modulated by the alternating value.

Abstract: An apparatus and method for generating coded high-frequency signals, having a converter, which converts non-electrical primary energy available from the surroundings into electrical energy, an element with a nonlinear characteristic curve, which is coupled to the converter, and a coding device coupled to the element with a nonlinear characteristic curve.

Abstract: The tire comprises a radially inner carcass (1), a base layer (2) which is applied to said carcass radially, externally; a profile comprising numerous profile elements (3, 4, 5) applied radially, externally to said base layer (2); and a sensor (6) which is located in the base layer (2) and associated with one profile element (5) selected from said profile elements (3, 4, 5) and which is used to determine a maximum force exerted on said selected profile element (5). The selected profile element (5) is mechanically separate from all of the other profile elements (3, 4). The method for determining a wear value for a tire of this type that turns and rolls on a base surface (10) provides that the maximum force is measured while the tire is rolling and that the wear value is determined from this maximum force.

Abstract: An encapsulated installation, in particular a switching installation for high or medium voltage, includes a plurality of sensors located in an interior of an encapsulation. A central monitoring device is provided for information interchange with the surface acoustic wave sensors. An antenna element of the monitoring device is disposed at the encapsulation and is directed towards the interior. The sensors can be interrogated selectively.