Abstract: A brake disc, in particular for a motor vehicle, includes a base disc of a first material and a wear-reducing coating of a second material. The first material is a lightweight metal and the second material is an oxide layer.
Abstract: A method for operating a vehicle, the vehicle receiving a digital map of a parking lot and at least one target position on the parking lot via a communication network, the vehicle navigating autonomously in the parking lot to the target position on the basis of the digital map, and the vehicle autonomously parking at the target position. A device for operating a vehicle, a vehicle, a server and a computer program are also described.
Type:
Grant
Filed:
September 29, 2015
Date of Patent:
November 10, 2020
Assignee:
Robert Bosch GmbH
Inventors:
Albrecht Irion, Hans-Joerg Mathony, Rolf Nicodemus, Stefan Hoffmann, Stefan Nordbruch, Holger Mielenz
Abstract: A method for shared secret agreement with forward secrecy includes generating a first plurality of bits of data using a cryptographically secure pseudo-random number generator applied to a node seed value and at least one index value, transmitting the first plurality of bits of data through a shared communication medium simultaneously to transmission of a second plurality of bits of data from a second node, identifying shared secret data with the second node using a portion of the first plurality of bits of data that are logical complements of the second plurality of bits of data, generating a shared seed value using a cryptographically secure one-way function applied to the shared secret data, and generating an updated node seed value using the cryptographically secure one-way function applied to the node seed value to replace the node seed value.
Abstract: A method for monitoring a brake system in a vehicle includes actuating at least one electric brake motor with a brake motor controller and final control signals of a brake motor control unit. The method further includes carrying out, in the brake motor control unit, at least one monitoring function of the brake system while a braking force is produced by the at least one electric brake motor. The vehicle includes an electromechanical brake mechanism having the least one electric brake motor configured to produce the braking force. The brake control unit is implemented separately from the brake motor controller.
Abstract: A positive active material for a positive electrode of a battery cell which includes a first component containing a compound of general formula: Li2-zNazM11-yM2yO3, where M1 and M2 are different from one another and stand for transition metal ions, 0<y<1, and 0?z<2, with the condition that the compound is essentially free of manganese ions. Moreover, a positive electrode of a battery cell which includes the positive material, and a battery cell which includes at least one positive electrode, are also described.
Abstract: A method and system for determining a size and pose of an occupant (305, 310, 315) within a vehicle interior. In one embodiment, the method includes receiving one or more images (FIG. 3) of a vehicle interior from a camera (114). The method also includes classifying interior regions (130, 132, 134, 136, 138) of the vehicle interior (100) in the one or more images. The method also includes identifying an occupant (305, 310, 315) in the one or more images based on the classification of the interior regions (130, 132, 134, 136, 138) of the vehicle interior (100). The method also includes determining a size range of the occupant (305, 310, 315) based on the classification (404) of the interior regions of the vehicle interior (100). The method also includes determining a pose of the occupant (305, 310, 315) based on the classification (404) of the interior regions of the vehicle interior (100).
Abstract: In accordance with one embodiment, an integrally formed saw blade includes a cutting edge extending along an axis from a distal front tip to a proximal rear portion, the cutting edge includes a portion with cutting teeth and a portion with no cutting teeth. A lateral edge extends along the axis from the distal front tip of the saw blade to the proximal rear portion of the fixing shank. A blade portion, with a maximum height defined by the cutting edge and the lateral edge, terminates at a corner. A fixing shank with a maximum height defined by the cutting edge and the lateral edge that is shorter than the blade portion terminates at the cutting teeth. A transition region extends from the fixing shank to the blade portion, and at least two spaced apart impressions are formed in the transition region but do not extend into the blade portion.
Abstract: A micromechanical sensor includes a base substrate, a cap substrate, and a MEMS substrate that is connected to each of the base and cap substrates by respective metallic bond connections and that includes a mechanical functional layer including movable MEMS elements, an electrode device for acquiring an indication of a movement of the MEMS elements and fashioned by layer deposition, and a sacrificial layer that is lower than the mechanical function layer, is fashioned by layer deposition, and is omitted in a region underneath the movable MEMS elements.
Abstract: A sound transducer, including a diaphragm and at least one piezoactuator, which is situated in an operative connection to the diaphragm, the oscillation direction of the piezoactuator being situated at least generally perpendicularly in relation to the oscillation direction of the diaphragm, at least one lever element being situated between the diaphragm and the piezoactuator, which connects the diaphragm to the piezoactuator and is designed to convert oscillations of the piezoactuator into oscillations of the diaphragm and vice versa, and a clamp connection being formed between the at least one lever element, and the piezoactuator. The clamp connection is formed between an end face of the piezoactuator situated in the oscillation direction of the piezoactuator and the at least one lever element, and the piezoactuator is situated under an axial pre-tension force extending in the oscillation direction of the piezoactuator by the at least one lever element.
Abstract: A subunit of a battery module (2), comprising a first receiving element (3) and a second receiving element (4) which are connected to each other, forming at least one first receiving space (7) and at least one second receiving space (8), wherein the first receiving space (7) and the second receiving space (8) are separated from each other, and at least one battery cell stack (5) or at least one battery cell (6) is arranged in the first receiving space (7), and the second receiving space (8) is configured for receiving a temperature-control fluid (9).
Abstract: Adaptive cruise control systems and methods of providing overtake acceleration aid in host vehicles. In one embodiment, the adaptive cruise control system includes an ultrasonic sensor, a radar sensor, a camera, and an electronic controller. The ultrasonic sensor, the radar sensor, and the camera are configured to sense within fields-of-view of a neighboring lane. Responsive to receiving an input indicating an overtake request, the electronic controller is configured determine when an object is located in the neighboring lane based in part on first data received from the ultrasonic sensor. The electronic controller is also configured to determine a velocity of the object when the object is located within the field-of-view of the radar sensor or the camera. The electronic controller is further configured to determine an overtake acceleration boost based in part on the velocity of the object and apply the overtake acceleration boost to the host vehicle.
Abstract: The present invention relates to a camera, comprising: a base; a cylindrical hollow main body mounted to the base; an electric motor supported on a support, with an external gear being mounted on an output shaft of the electric motor; a camera head assembly, comprising a cylindrical housing, a lens module, and a motherboard for controlling the electric motor and the lens module; and an internal gear meshed with the external gear. One of the support and the internal gear is mounted in a fixed manner to the base or in the hollow main body, and the other one is mounted in a fixed manner to the camera head assembly.
Abstract: A sensor device for monitoring an occupancy state of a parking space of a parking facility for motor vehicles includes: at least one parking space sensor connected, via a first electric circuit, to a first electrical energy store for an electrical energy supply of the at least one parking space sensor, a detection device for detecting an interruption of the first electric circuit, a communication interface connected in a second electric circuit for transmitting a signal via a communication network when an interruption of the first electric circuit is detected, the signal indicating the interruption, a second electrical energy store being connected in the second electric circuit for an electrical energy supply of the communication interface.
Abstract: A radar system includes an antenna array for sending and receiving electromagnetic radiation, the array including N transmitting antennas and M receiving antennas, objects being detectable within the detection area of the antennas according to the MIMO principle using the antennas. The transmitting antennas transmit signals that are orthogonal to one another during a transmission cycle. N-n of the transmitting antennas are situated horizontally next to one another and n of the transmitting antennas are situated in a horizontally offset manner at an identical offset from respective ones of the N-n transmitting antennas. M-m of the receiving antennas are situated horizontally next to one another and m of the receiving antennas are situated vertically offset from the M-m receiving antennas.
Abstract: The invention relates to a rotary piston pump for one-time use made of plastic for screwing onto a fastening nozzle on a tubular bag, having two rotors (10), which are coupled to each other via gear wheels (11) and which can be driven in opposition and which are mounted in a pump housing (5), which has suction nozzles (6) and outlet nozzles (7), wherein each rotor (10) has a rotor shaft (12), the rotor shaft ends (15) thereof being mounted in the walls (8, 4) of the pump housing (5), and the gear wheels are integrally molded to the rotor shafts, and wherein each rotor (10) has two rotor wing walls (13) arranged diametrically on the rotor shaft (12) which flare continuously outward and to each of the peripheral ends of which a partially cylindrical rotor wing shoe (14) is molded, wherein the rotor wing shoes (14) contact the cylindrical inside wall regions of the pump housing (5), on one side, and the rotor wing shafts (13) of the adjacent rotor (10) on the other, in a sliding and sealing matter, wherein seals
Abstract: An optical sensor calibration apparatus in the form of a wheel clamp. The wheel clamp apparatus is configured to determine a center point of a wheel of a vehicle, and to provide a measurement reference with respect to the center point. The measurement reference may be used to position other apparatuses in an optical sensor calibration system configured to calibrate an optical sensor of the vehicle.
Type:
Grant
Filed:
September 28, 2018
Date of Patent:
November 3, 2020
Assignees:
Bosch Automotive Service Solutions Inc., Robert Bosch GmbH
Abstract: A water injection device for an internal combustion engine includes at least one water tank for storing water, at least one water injector for injecting water into the engine, at least one conveyor module including a conveyor element for conveying water from the water tank into the water injector, at least one first connection, at least one second connection, and at least one third connection. The first connection is configured on the conveyor module which is connected to the water tank by at least one first line. The second connection is configured on the conveyor module which is connected by at least one second line to the water injector. The third connection is configured on the conveyor module which is connected to the water tank by at least one return line. The conveyor module includes at least one heating device for heating water flowing through the conveyor module.
Abstract: A method for performing a parking brake application process in a motor vehicle with a service brake and a parking brake includes combining a hydraulic force component and a mechanical force component to obtain a total clamping force for the parking brake application process. The two force components are combined in each parking brake application process.
Type:
Grant
Filed:
August 10, 2015
Date of Patent:
November 3, 2020
Assignee:
Robert Bosch GmbH
Inventors:
Frank Baehrle-Miller, Dieter Blattert, Hubertus Wienken