Abstract: In a method for manufacturing at least one mechanical-electrical energy conversion system including multiple individual parts, and a mechanical-electrical energy conversion, multiple different individual parts are positioned in an assembly device and joined in joining areas assigned to the individual parts in the assembly device, the individual parts including at least one piezoelectric element, one support structure and one seismic mass.

Abstract: A sensor arrangement for determining an angle of rotation of at least one shaft when rotated around its axis of rotation, which arrangement has at least one acceleration sensor which is arranged on the at least one shaft. The invention also relates to a method for determining an angle of rotation of at least one shaft when rotated around its axis of rotation, the angle of rotation being determined by at least one acceleration sensor which is arranged on the at least one shaft.

Abstract: A piezoelectric generator includes a piezoelectric element, a spring element, a mass element, and at least one stop. The piezoelectric element, the spring element, and the mass element form a system which can oscillate. The stop limits the oscillation of the system which can oscillate, at least on one side. The stop is formed from a ductile material or has a coating of a ductile material.

Abstract: A method is described for determining a vehicle tire tread depth using at least one sensor situated in or on the vehicle tire, the tire tread depth being determined as a function of a tire contact area detected by the sensor.

Abstract: A method for operating a sensor on or in a vehicle tire, in particular an acceleration sensor and in particular for detecting a tire rotation period and/or a tire contact period is provided, the sensor being operated in a first time interval of a tire rotation using a first query rate and in a second time interval of the tire rotation using a second query rate.

Abstract: A bending transducer for generating electrical energy from deformations includes at least: one deformable support device, on which a first connecting electrode and a second connecting electrode are formed, one piezoelectric element attached to the support device having a least one first electrode and one second electrode, the first connecting electrode being contacted with the first electrode of the piezoelectric element, and the second connecting electrode being contacted with the second electrode of the piezoelectric element. The first connecting electrode and/or the second connecting electrode are applied as a structured conductive layer to the support device in at least some areas.

Abstract: A method for detecting the state of a vehicle tire and/or a roadway, in which at least one sensor, in particular an acceleration sensor, disposed in the tire interior generates a signal that is assigned to physical variables of the vehicle tire and/or the roadway. A tire state and/or characteristics of the roadway are/is determined on the basis of the signal.

Abstract: A sensor system having a sensor module and an induction unit is provided, the sensor module having a first antenna, and the induction unit having a second and a third antenna, an induction transmission of signals being provided between the first and the second antenna, and the signals being sent and/or received electromagnetically by the third antenna.

Abstract: A method and a device for determining an acceleration peak, in particular for a tire, on the basis of a signal output by a sensor and assignable to the rotation of the tire, which signal corresponds to an acceleration, the determination being made by performing the following: recording at least one acceleration signal assignable to the rotation of the tire, the recording being carried out continuously; forming an average value from the recorded acceleration signal; comparing the recorded acceleration signal with the formed average value; forming a additional average value from the recorded acceleration signal; comparing the recorded acceleration signal with the formed average value; and determining the acceleration peak on the basis of the formed comparison.

Abstract: A sensor arrangement for determining an angle of rotation of at least one shaft when rotated around its axis of rotation, which arrangement has at least one acceleration sensor which is arranged on the at least one shaft. The invention also relates to a method for determining an angle of rotation of at least one shaft when rotated around its axis of rotation, the angle of rotation being determined by at least one acceleration sensor which is arranged on the at least one shaft.

Abstract: A component having an acceleration sensor having at least one freely oscillatory mass, and a resonator having at least one resonating structure, in which the at least one freely oscillatory mass of the acceleration sensor and the at least one resonating structure of the resonator are disposed on and/or in one chip. A corresponding production method for a component is also described.

Abstract: A tire sensor module having a circuit carrier, on or in which at least one sensor element is attached for measuring a measured variable, an antenna for transmitting sensor signals to a receiving unit of the vehicle, and a housing, in whose housing inner chamber the circuit carrier is received, the antenna being provided in the housing material of the housing or on a housing side of the housing.

Abstract: A bending transducer device for generating electrical energy includes at least one elastically deformable support structure, one piezoelectric element, and a bearing device. The piezoelectric element is configured and situated on the support structure in such a way that the piezoelectric element is deformable due to a deformation of the support structure caused by vibration, and the support structure is supported vibration-capably in at least one bearing of the bearing device, the bearing being configured as an articulated receptacle, e.g., a hinge.

Abstract: A piezoelectric generator includes a piezoelectric element, a spring element, a mass element, and at least one stop. The piezoelectric element, the spring element, and the mass element form a system which can oscillate. The stop limits the oscillation of the system which can oscillate, at least on one side. The stop is formed from a ductile material or has a coating of a ductile material.

Abstract: A bending transducer device for generating electrical energy from deformations, and a circuit module which has such a bending transducer. The bending transducer includes at least one electrically deformable, vibration-capable, electrically conductive support structure, one piezoelectric element and a first contacting element, the conductive support structure having a first restraining area and a second restraining area for restraining the support structure, the piezoelectric element being designed and situated on the support structure in such a way that the piezoelectric element is deformable due to the deformation of the support structure caused by vibrations, and a first electrode for picking up the voltage generated by the deformation of the piezoelectric element is formed and contacted by the support structure, the first contacting element being connected electrically conductively to the support structure outside the first restraining area and the second restraining area.

Abstract: In a method for manufacturing at least one mechanical-electrical energy conversion system including multiple individual parts, and a mechanical-electrical energy conversion, multiple different individual parts are positioned in an assembly device and joined in joining areas assigned to the individual parts in the assembly device, the individual parts including at least one piezoelectric element, one support structure and one seismic mass.

Abstract: A bending transducer for generating electrical energy from deformations includes at least: one deformable support device, on which a first connecting electrode and a second connecting electrode are formed, one piezoelectric element attached to the support device having a least one first electrode and one second electrode, the first connecting electrode being contacted with the first electrode of the piezoelectric element, and the second connecting electrode being contacted with the second electrode of the piezoelectric element. The first connecting electrode and/or the second connecting electrode are applied as a structured conductive layer to the support device in at least some areas.

Abstract: A method for determining a change in the footprint of a tire, on the basis of a signal, which may be assigned to the rotation of the tire, is output by a sensor, and corresponds to an acceleration, the determination being performed by the following: recording at least one acceleration signal g1, which is able to be assigned to the rotation of the tire; reading out a stored reference acceleration signal g0, which is able to be assigned to the rotation of the tire; calculating a difference between the acceleration signal g1 and the reference acceleration signal g0; and determining the change in the footprint of the tire on the basis of the calculated difference between the acceleration signals.

Abstract: A method is described for determining a vehicle tire tread depth using at least one sensor situated in or on the vehicle tire, the tire tread depth being determined as a function of a tire contact area detected by the sensor.

Abstract: A power-generating unit for a tire sensor module of a vehicle tire has: a piezoelectric element, which is displaceable between a first stable bent position and a second stable bent position and outputs a piezoelectric voltage upon the displacement between the stable bent positions, and a restoring unit for the mechanical displacement of the piezoelectric element from the first stable bent position into the second stable bent position, the restoring unit being activatable by a deformation acting on the power-generating unit, e.g., in a deformed tire area of the vehicle tire above its tire contact patch. The piezoelectric element is clamped in receptacles at its end areas and has two oppositely arched stable bent positions having unstable intermediate states.