Robert Boschgmbh

Kardion Gmbh

Ricardo Ehrenpfordt

Christoph Schelling

Jochen Zoellin

Frederik Ante

Ulrike Scholz

Mathias Bruendel

Rolf Scheben

Michael Curcic

Juergen Graf

Ando Feyh

Christina Leinenbach

Andre Gerlach

Sonja Knies

Johannes Kenntner

Frieder Haag

Jochen Rupp

Fabian Purkl

Michael Stumber

Benedikt Stein

Thomas Buck

Tjalf Pirk

Thomas Alexander Schlebusch

Florian Grabmaier

Ahmad Mansour

Holger Hoefer

Daniel Pantel

Hardy Baumbach

Julian Kassel

Inga Schellenberg

Dominik Geisler

Klaus Offterdinger

Christian Solf

Cristian Nagel

Johanna May

Marc Schmid

Martina Budde

Viktor Morosow

Tobias Zoller

Holger Rank

Max Schellenberg

Lukas Lamprecht

A cardiac support system () is equipped with a retaining structure () for the cardiac support system, said retaining structure () being intended to fix the cardiac support system in place. The cardiac support system comprises a device for monitoring the integrity of the retaining structure ().

Cardiac assist system, and method for monitoring the integrity of a retaining structure of a cardiac assist system

The invention relates to a method for detecting a state of wear of a cardiac support system. The method comprises a read-in step and a determination step. During the read-in step, a sensor signal () representing an operating state of the cardiac support system is read in. During the determination step, a wear signal () is determined using the sensor signal () and a comparison rule (). The wear signal () represents the wear condition.

Method and device for detecting a wear condition of a ventricular assist device and for operating same, and ventricular assist device

A sensor system includes a sensor device and a cover device. The sensor device includes an external surface on which at least one electrical test contact is arranged. The cover device includes at least partially an electrically insulating material and is mechanically connected to the sensor device. The cover device is configured to cover the at least one electrical test contact of the sensor device so as to prevent contact from being made to the at least one electrical test contact from outside the sensor system.

Sensor system and cover device for a sensor system

Measures are described by which the back volume of a microphone component can be realized regardless of its packaging. Within the framework of a microphone module, a circuit board is used for the 2nd-level mounting of at least one microphone component part, in whose surface at least one connection opening is formed, which terminates in a cavity in the layer structure of the circuit board. In addition, the circuit board surface having the connection opening is configured for a sealing mounting of the microphone component part above the connection opening, so that the microphone component is acoustically connected to the cavity in the circuit board via the connection opening in the circuit board surface, and this cavity functions as backside volume for the microphone component part.

Circuit board for a microphone component part, and microphone module having such a circuit board

Measures are provided, by which mechanical stresses within the diaphragm structure of a MEMS component may be intentionally dissipated, and which additionally enable the implementation of diaphragm elements having a large diaphragm area in comparison to the chip area. The diaphragm element is formed in the layer structure of the MEMS component. It spans an opening in the layer structure and is attached via a spring structure to the layer structure. The spring structure includes at least one first spring component, which is oriented essentially in parallel to the diaphragm element and is formed in a layer plane below the diaphragm element. Furthermore, the spring structure includes at least one second spring component, which is oriented essentially perpendicularly to the diaphragm element. The spring structure is designed in such a way that the area of the diaphragm element is greater than the area of the opening which it spans.

MEMS component including a diaphragm element which is attached via a spring structure to the component layer structure

For a MEMS component, in the layer structure of which at least one sound-pressure-sensitive diaphragm element is formed, which spans an opening or cavity in the layer structure and the deflections of which are detected with the aid of at least one piezosensitive circuit element in the attachment area of the diaphragm element, design measures are provided, by which the stress distribution over the diaphragm surface may be influenced intentionally in the event of deflection of the diaphragm element. In particular, measures are provided, by which the mechanical stresses are intentionally introduced into predefined areas of the diaphragm element, to thus amplify the measuring signal. For this purpose, the diaphragm element includes at least one designated bending area, which is defined by the structuring of the diaphragm element and is more strongly deformed in the event of sound action than the adjoining diaphragm sections.

MEMS component including a sound-pressure-sensitive diaphragm element and piezosensitive signal detection

A sensor comprises a sensor element configured to provide a sensor signal representing at least one measurand detected by the sensor element, an electrical circuit configured to process the sensor signal to form a data signal, a photovoltaic cell configured to provide electrical energy for the sensor element and the electrical circuit, and a housing, in which the sensor element, the electrical circuit and the photovoltaic cell are positioned, the housing including a recess in which the photovoltaic cell is positioned, and a rim surrounding the recess and protruding beyond the photovoltaic cell. A method is also provided.

Sensor and method for producing a sensor

A photovoltaic module has at least one solar cell having an irradiation surface for receiving light. The photovoltaic module is configured to provide a voltage. The photovoltaic module also includes a carrier unit which is arranged laterally offset from the solar cell at least on one side. A first surface of the carrier unit is oriented flush with the irradiation surface of the solar cell within a predefined tolerance range. The photovoltaic module also includes at least one electrical conductor, which contacts a carrier contact connection on a second surface of the carrier unit opposite the first surface via a cell contact connection of an electronic component on the solar cell or the solar cell in an electrically conductive manner. The cell contact connection is arranged on a contacting side of the solar cell opposite the irradiation surface.

Photovoltaic module and method for producing a photovoltaic module

Measures are described which simplify the functional testing of a component having an MEMS element provided with a pressure-sensitive sensor diaphragm, and which allow a self-calibration of the component even after it is already in place, i.e., following the end of the production process. The component has a housing, in which are situated at least one MEMS element having a pressure-sensitive sensor diaphragm and a switching arrangement for detecting the diaphragm deflections as measuring signals; an arrangement for analyzing the measuring signals; and an arrangement for the defined excitation of the sensor diaphragm. The housing has at least one pressure connection port. The arrangement for exciting the sensor diaphragm includes at least one selectively actuable actuator component for generating defined pressure pulses that act on the sensor diaphragm.

Component part and method for testing such a component part

A capacitive MEMS microphone element is described which may be used optionally for detecting acoustic signals (microphone mode) or for detecting ultrasound signals in a defined frequency range (ultrasound mode). In the layered structure of the MEMS microphone element, at least two carrier elements for the two electrode sides of a capacitor system are formed one above the other and at a distance from one another for signal detection. At least one of the two carrier elements is sound pressure-sensitive and at least one of the two electrode sides includes at least two electrode segments which are electrically contactable independent of one another, which together with the at least one electrode of the other electrode side form partial capacitances which are independent of one another.

Microphone element and device for detecting acoustic and ultrasound signals

A component includes a substrate having at least one flexible substrate area which has at least one area reinforced by forming a material composite. The material composite includes at least a portion of the flexible substrate area. The component also includes a first microstructured or nanostructured element and a connecting mechanism configured to attach the first microstructured or nanostructured element to the flexible substrate area. A damping mass is configured to cover at least the first microstructured or nanostructured element and a portion of the substrate protruding over the material composite. The component is configured to provide a secure receptacle for the electronic element and to offer good vibration decoupling of the electronic element from vibrations of the component.

Component and method for producing a component

A micromechanical functional apparatus, particularly a loudspeaker apparatus, includes a substrate, at least one circuit chip mounted on the substrate, and an enveloping package in which the circuit chip is packaged. The functional apparatus further includes a micromechanical functional arrangement, particularly a loudspeaker arrangement having a plurality of micromechanical loudspeakers, which is mounted on the enveloping package. A covering device is mounted above the micromechanical functional arrangement, particularly the loudspeaker arrangement, opposite the enveloping package. A method is implemented to manufacture the micromechanical functional apparatus.

Micromechanical functional apparatus, particularly a loudspeaker apparatus, and appropriate method of manufacture

A micromechanical sensor system combination, and a corresponding manufacturing method, includes an interposer chip including a first front side and a first back side which includes first electrical contacts on the first front side and second electrical contacts on the first back side, the interposer chip having first electrical vias which electrically connect the first electrical contacts to the second electrical contacts; as well as a micromechanical sensor chip system including a second front side a second back side including at least one first sensor device and a second sensor device which are laterally adjacent, the first front side being attached on the second front side so that the first sensor device and the second sensor device are electrically and mechanically connected to the first electrical contacts.

Micromechanical sensor system combination and a corresponding manufacturing method

A MEMS component for generating pressure pulses is provided, its micromechanical structure including at least three function levels: a first function level in which at least one stationary trench structure is implemented, a second function level, which is implemented above the first function level and includes at least one triggerable displacement element as well as through-openings as pressure outlet openings, the displacement element protruding into the trench structure and being movable in parallel with the function levels, whereby positive and negative pressure pulses are generated, and a third function level, which is implemented above the second function level and includes at least one triggerable cover element for at least one part of the pressure outlet openings in the second function level.

MEMS component for generating pressure pulses

A new signal acquisition concept is provided for MEMS components having a pressure-sensitive diaphragm element, which at least partially spans a pressure connection opening. This signal acquisition concept is distinguished by an especially high sensitivity. For this purpose, the MEMS component includes a resonant vibrator device having a vibrating element, which is suspended, capable of vibrating, within a closed cavity and is equipped with at least one drive electrode and at least one sensing electrode. The vibrating element of the resonant vibrator device is coupled mechanically to the diaphragm element, so that the vibrating element is deformed in the case of a diaphragm deflection.

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Korntal-Muenchingen, Germany

Ricardo Ehrenpfordt