Abstract: A spindle drive for the motor-driven adjustment of an adjustable element including a housing, a body connector, an adjustable element connector, a spindle nut, a spindle disposed in the housing and operatively connected to the spindle nut and the adjustable element. Either the spindle translate along a drive axis, extending in an axial direction, to move the adjustable element between an open position and a closed position, a planetary gear assembly operatively coupled to and disposed between the spindle nut and the motor, the planetary gear assembly including, a sun wheel, a planet carrier, a gear carried by the planet carrier, an annulus connected to the housing and arranged coaxially to the sun wheel, and a first frictional element non-rotatably fixed with respect to the housing and connected to either the planet gear or the planet carrier. The first frictional element brakes movement of the spindle or the spindle nut.

Abstract: An exemplary hearing system includes a hearing device, a memory storing instructions and one or more processors communicatively coupled to the memory and configured to execute the instructions to perform a process comprising: accessing operating service tier data that associates a first operating service tier with a first set of hearing device functions and a second operating service tier with a second set of hearing device functions; detecting, while the hearing device operates in accordance with the first set of hearing device functions associated with the first operating service tier, a satisfaction of a condition associated with the second operating service tier; and directing, based on the detecting the satisfaction of the condition, the hearing device to switch from operating in accordance with the first set of hearing device functions to operating in accordance with the second set of hearing device functions.

Abstract: There is provided a method for sharing data generated by a hearing device, comprising providing an encryption key in the hearing device; providing a decryption key in an external entity separate from the hearing device; generating data by a sensor of the hearing device, encrypting the data with the encryption key and storing the encrypted data on the hearing device; reading the encrypted data from the hearing device; and decrypting the read encrypted data with the decryption key in the external entity, wherein a user authorizes access to the sensor generated data by the external entity.

Abstract: System and methods are presented for detecting an authentic copy of a deep neural network in a device without reverse engineering the device. For example, the device can be a hearing device. A method is presented that includes providing audio signals to a deep neural network located in a hearing device, receiving signals from the deep neural network that are triggered by the transmitted audio signals, and determining whether the received signals were the expected signals. Specifically, the system can determine that an unauthorized entity embedded an unauthorized copy of the deep neural network in a hearing device.

Abstract: An exemplary hearing system includes a hearing device, a memory storing instructions and one or more processors communicatively coupled to the memory and configured to execute the instructions to perform a process comprising: accessing operating service tier data that associates a first operating service tier with a first set of hearing device functions and a second operating service tier with a second set of hearing device functions; detecting, while the hearing device operates in accordance with the first set of hearing device functions associated with the first operating service tier, a satisfaction of a condition associated with the second operating service tier; and directing, based on the detecting the satisfaction of the condition, the hearing device to switch from operating in accordance with the first set of hearing device functions to operating in accordance with the second set of hearing device functions.

Abstract: The invention concerns a spindle drive for a closing element (3) of a motor vehicle (4), wherein in a drive train (14) of the spindle drive (1), a drive unit (5) is provided together with a spindle-nut gear (11) located drivingly downstream of the drive unit (5), with geometric spindle axis (A) running in the axial direction (X), in order to generate linear drive movements of a spindle-side drive connection (12a) relative to a nut-side drive connection (12b) between a retracted position and an extended position of the spindle drive (1), wherein in the drive train (14) a nominal break point (17) is provided which separates the drive train (14) at a predetermined axial limit load acting on the spindle drive (1) via the drive connections (12a, 12b), in particular a tensile load in the direction of the extension position. It is proposed that the drive train (14) is separated via the nominal break point (17) between the drive unit (5) and the spindle-nut gear (11).

Abstract: The disclosure relates to a drive arrangement for a flap of a motor vehicle, comprising a linear drive for producing drive movements and comprising a transmission arrangement, which is coupled to said linear drive, for transmitting the drive movements, a compensating arrangement being provided which couples two drive elements of the drive arrangement to each other in terms of drive, and, when a limit load between the two drive elements is exceeded, the compensating arrangement permitting a guided compensating movement between the two drive elements. It is proposed that the transmission arrangement provides the compensating arrangement.

Abstract: A method for collecting and storing sensor data (56, 64) of a hearing system (10) comprises: receiving the sensor data (56, 64) of at least one sensor (20, 32, 34) of a hearing device (12) of the hearing system (10), wherein the hearing device (12) is worn by a user; detecting a situation (72) of interest by classifying at least a part of the sensor data (56, 64) with a classifier (61) implemented in the hearing system (10); collecting the sensor data (56, 64), when the hearing system (10) is in a situation (72) of interest; and sending the collected sensor data (76) to a storage system (54) in data communication with the hearing system (10).

Abstract: The application relates to a brake arrangement for braking a flap of a motor vehicle, wherein a connecting element, which is rotatable in a braked manner about a brake axis, for releasing the braking force is provided. It is proposed that a housing accommodating the connecting element and having a first housing part and a second housing part is provided, and that the braking force is adjustable by means of an adjustment movement of the two housing parts with respect to each other.

Abstract: A spindle drive for the motor-driven adjustment of an adjustable element including a housing, a body connector, an adjustable element connector, a spindle nut, a spindle disposed in the housing and operatively connected to the spindle nut and the adjustable element. Either the spindle translate along a drive axis, extending in an axial direction, to move the adjustable element between an open position and a closed position, a planetary gear assembly operatively coupled to and disposed between the spindle nut and the motor, the planetary gear assembly including, a sun wheel, a planet carrier, a gear carried by the planet carrier, an annulus connected to the housing and arranged coaxially to the sun wheel, and a first frictional element non-rotatably fixed with respect to the housing and connected to either the planet gear or the planet carrier. The first frictional element brakes movement of the spindle or the spindle nut.

Abstract: A method for a protected sharing of data saved in a hearing system, which comprises at least a hearing device used by a hearing device user, with a third party device is presented. The method comprises: storing a definition of a first trusted party and of a second trusted party in the hearing system; providing a sharing request for the data to be shared to a device of the first trusted party and to a device of the second trusted party; generating a first sharing approval by the device of the first trusted party and a second sharing approval by the device of the second trusted party; and sharing the data with the third party device upon generation of the first and the second sharing approval.

Abstract: The invention concerns a spindle drive for a closing element (3) of a motor vehicle (4), wherein in a drive train (14) of the spindle drive (1), a drive unit (5) is provided together with a spindle-nut gear (11) located drivingly downstream of the drive unit (5), with geometric spindle axis (A) running in the axial direction (X), in order to generate linear drive movements of a spindle-side drive connection (12a) relative to a nut-side drive connection (12b) between a retracted position and an extended position of the spindle drive (1), wherein in the drive train (14) a nominal break point (17) is provided which separates the drive train (14) at a predetermined axial limit load acting on the spindle drive (1) via the drive connections (12a, 12b), in particular a tensile load in the direction of the extension position. It is proposed that the drive train (14) is separated via the nominal break point (17) between the drive unit (5) and the spindle-nut gear (11).

Abstract: A method for collecting and storing sensor data (56, 64) of a hearing system (10) comprises: receiving the sensor data (56, 64) of at least one sensor (20, 32, 34) of a hearing device (12) of the hearing system (10), wherein the hearing device (12) is worn by a user; detecting a situation (72) of interest by classifying at least a part of the sensor data (56, 64) with a classifier (61) implemented in the hearing system (10); collecting the sensor data (56, 64), when the hearing system (10) is in a situation (72) of interest; and sending the collected sensor data (76) to a storage system (54) in data communication with the hearing system (10).

Abstract: The present invention concerns a process for the reduction of content of carboxylic acids and derivatives thereof in oleum, disulfuric acid or concentrated sulfuric acid. The invention further concerns a process for the manufacture of carboxylic acid anhydrides comprising the process for the reduction of content of carboxylic acids and derivatives thereof from oleum, disulfuric acid or concentrated sulfuric acid.

Abstract: The disclosure relates to a drive arrangement for a flap of a motor vehicle, comprising a linear drive for producing drive movements and comprising a transmission arrangement, which is coupled to said linear drive, for transmitting the drive movements, a compensating arrangement being provided which couples two drive elements of the drive arrangement to each other in terms of drive, and, when a limit load between the two drive elements is exceeded, the compensating arrangement permitting a guided compensating movement between the two drive elements. It is proposed that the transmission arrangement provides the compensating arrangement.

Abstract: A method for the broadcasting of sound to persons (10, 20, 30) with mobile hearing systems (11, 21, 31) at a meeting with a speaker (1) and with an audiovisual system (2, 3, 4), the audiovisual system having a computer (2), a screen (3) and a microphone (4).

Abstract: The disclosure relates to a spindle drive for a tailgate of a vehicle which can be adjusted between two drive end positions, in particular between a retracted position and an extended position, two drive connections being provided for diverting drive movements and a drive train between the drive connections, the drive train comprising a motor unit and a drive worm gear downstream of the motor unit in drive terms, the drive worm gear having a spindle with an external spindle drive and a spindle nut with an internal spindle nut thread which is in screw engagement with the external spindle thread, a brake assembly being provided for braking at least a part of the drive train of the spindle drive. The brake assembly can be adjustable in relation to its braking action and that the brake assembly is coupled for adjustment thereof with a component of the drive train.

Abstract: A method of performing real ear measurements by a measuring system is described herein. The measuring system comprises a probe element adapted to be inserted in the ear canal of an individual; a loudspeaker configured to deliver a sample sound signal to the ear canal; at least one microphone configured to detect a response to the sample sound signal, wherein the probe element is in acoustic communication with the loudspeaker and cooperates with the at least one microphone; and a signal processing unit for performing an acoustic measurement of a response to the sample sound signal, based on an electrical input signal from the microphone.

Abstract: A drive apparatus for a closure element of a motor vehicle, including a tube defining an axis, a spindle disposed within the tube and configured to translate along the axis from an extended position to a first retracted position and a second retracted position, a spindle nut disposed within the tube and operatively engaged to the spindle, a stop nut fixed to the spindle, and a damping element disposed between the spindle nut and the stop nut. The tube defines a first end stop face and the stop nut defines a second end stop face, and when the spindle is in the first retracted position, the damping element engages the first end stop face and is spaced apart from the stop nut.

Abstract: The disclosure relates to a drive assembly of a closure element assembly of a motor vehicle, wherein the drive assembly comprises a drive motor and, connected to the drive motor, a feed gearing for generating linear drive movements along a geometrical drive axis, wherein the drive motor and the feed gearing are arranged in a drive train of the drive assembly and the drive train extends between two mechanical drive connections for putting out drive movements and wherein the drive assembly comprises a brake for braking at least a portion of the drive train. It is proposed that the brake is designed such that the braking action of the brake is reduced with an increasing load in the drive train.