Abstract: Disclosed is a method for transmitting vehicle-to-X messages of a first type and a second type, wherein messages of the second type are transmitted, depending on a ratio of control data to payload data of the respective message, either separately or the payload data thereof are transmitted as part of a message of the first type. Also disclosed is a vehicle-to-X communication module for carrying out such a method.

Abstract: A method for creating a map with collision probabilities for an area including a plurality of vehicles.

Abstract: A vehicle-to-X communication arrangement has a decision unit and a vehicle-to-X communication module, wherein the vehicle-to-X communication module forwards vehicle-to-X messages together with a signature to the decision unit which performs a safety check using the respective signature.

Abstract: A method for protecting the content of data for collective perception and execution by an electronic control apparatus of a first road user including capturing object data, received by means of vehicle-to-X communication, for describing an object detected by at least one capture device of a second road user and/or at least one capture device of an infrastructure device, and checking a plausibility of a state of the object described by the received object data using map information and/or sensor information, wherein the sensor information is determined using sensors of the first road user.

Abstract: A method for execution by an apparatus belonging to a first road user comprises receiving a vehicle-to-X (V2X) message by a V2X communication apparatus, wherein the V2X message comprises time information for determining a system time of a second road user, determining a system time of the first road user, comparing the system times of the first road user and the second road user, wherein, if a determined discrepancy between the system times of the first road user and the second road user is equal to or exceeds a limit value, it is determined whether the system time of the first road user or of the second road user is incorrect, and correcting the system time of the first road user if the system time of the first road user is incorrect, or outputting a control signal for communicating that the system time of the second road user is incorrect.

Abstract: Disclosed is a method for sending a vehicle-to-x-message including an information part and a safety part, wherein the safety part comprises information that can be used to evaluate quality and reliability of the information contained in the information part regarding its usability and qualification for safety-related driving functions and tasks. Also disclosed is a corresponding method for receiving and a corresponding vehicle-to-x-communications module.

Abstract: A vehicle-to-X communication apparatus including: a reception device to receive a vehicle-to-X message; a first electronic computation device to calculate a hash value for a received vehicle-to-X message; and a second electronic computation device to generate a new vehicle-to-X message using data included in the received vehicle-to-X message and to calculate a hash value for the generated vehicle-to-X message. The first electronic computation device is designed in accordance with a higher safety integrity level than the second electronic computation device, and a comparison device to make a comparison between the hash value for the received vehicle-to-X message and the hash value for the generated vehicle-to-X message. The vehicle-to-X communication apparatus further processes the data from the received vehicle-to-X message depending on a result of the comparison. Also disclosed are a corresponding method and the use of the apparatus in a vehicle or an infrastructure device.

Abstract: A vehicle-to-X communication module may execute a method for conducting vehicle-to-X communication comprising at least the step of determining a reception quality for vehicle-to-X messages. Different embodiments may be used for this purpose.

Abstract: An antenna module which is provided, in particular, for vehicle-to-X communication, and which performs pre-processing. An associated control unit and an associated motor vehicle are also disclosed.

Abstract: A method for ensuring integrity of data sent by a vehicle V2X communication device to a control module to ensure operational safety, including: receiving data transferred by vehicle-to-X communication by a first computing apparatus of the V2X communication device, storing the data in a data memory, forwarding the data to a second computing apparatus, receiving the data by the second computing apparatus, establishing whether an action is to be triggered for the data and, in response, transmitting the data to a comparison apparatus, carrying out a comparison test for the data provided by the second computing apparatus with the data stored in the data memory and, in response to the test being passed, outputting the data and/or a control instruction and/or a warning message by the V2X communication device to a control module. Furthermore, a corresponding vehicle-to-X device and the use of the device in a vehicle are disclosed.

Abstract: A method for validating vehicle-to-X messages by a computing apparatus of a vehicle comprises receiving at least one vehicle-to-X message comprising information for regulating the traffic flow, and validating the at least one message, wherein, within the framework of the validation, at least a part of the message content comprised by the at least one message is checked for the consistency thereof. A device for validating vehicle-to-X messages and a vehicle are also disclosed.

Abstract: A method for supplying data which can be received by a vehicle in a vehicular ad-hoc network, in which the data is transmitted between subscribers to the vehicular ad-hoc network using a location-based communications protocol, involves: identifying a geographical location area of the vehicle; selecting a suitable communications protocol (for the identified location area; and receiving the data using the selected communications protocol in such a way that the received data is available to at least one network layer of the communications protocol.

Abstract: A method for improving the utilization rate of a vehicle-to-X communication device for vehicle-to-X communication, having the steps: receipt of digital certificates by the vehicle-to-X communication device, generation of cryptographic keys for signing vehicle-to-X messages to be emitted using the digital certificates by an electronic computing apparatus, temporal spacing of the receipt of the digital certificates by the vehicle-to-X communication device, and generation of the cryptographic keys using the digital certificates. Furthermore, a vehicle-to-X communication device and use of the device in a vehicle or an infrastructure apparatus is provided.

Abstract: A vehicle-to-X communication device for a vehicle, containing: a sending device for sending out vehicle-to-X messages, a receiving device for receiving vehicle-to-X messages, and a processing apparatus for processing vehicle-to-X messages to be sent and received. The communication device is configured to send out information for identifying a manufacturer of the vehicle and is furthermore configured to determine, by the processing apparatus, a level of trust of a vehicle-to-X message of a further vehicle received by the receiving device, utilizing information for identifying a manufacturer of the further vehicle which is contained by the vehicle-to-X message of the further vehicle. Furthermore, a corresponding method is disclosed.

Abstract: A data transfer device for transferring data in a communications network for a vehicle, includes a data receiving device, and a data processing device. The data processing device is configured to filter received data via a filter device based on a predetermined condition, and the data processing device is configured to generate at least one data object with at least one parameter from the filtered data. The data processing device is further configured to check whether or not status information of the at least one parameter of the at least one data object has changed relative to status information of this at least one parameter of this at least one data object at an earlier time. The data processing device is further configured to transfer the changed status information of the at least one parameter of the at least one data object to the data application device.

Abstract: A vehicle system including a vehicle-to-X communication device for vehicle-to-X communication and a processing device for processing data to be sent by vehicle-to-X communication. The processing device is designed to transmit to the vehicle-to-X communication device data which are to be sent. The vehicle-to-X communication device is designed to generate an unsigned vehicle-to-X message using the transmitted data to be sent and to transmit the unsigned vehicle-to-X message to the processing device. The processing device is further designed to sign the transmitted vehicle-to-X message and to transmit the signed vehicle-to-X message to the vehicle-to-X communication device for emission. A corresponding method is also disclosed.

Abstract: In a communication system for vehicle-to-environment communication, data to be transmitted is transmitted wirelessly as data packets. The system includes a communication unit and an application unit which are in contact with one another via an internal communication link, the communication unit having a high-frequency antenna and a transceiver for physical data transmission, in addition to a data processor for controlling the physical transmission. The application unit has at least one data processor configured to execute application programs, to control the access of the application programs to the vehicle-to-environment communication and to execute data communication security applications. The data processor of the application unit is configured to forward the data packets including the routing between communication users and to segment the data stream.

Abstract: A vehicle-to-X communications system for a vehicle, includes first antenna, a second antenna, a first transceiver for transmitting and receiving a signal, the first transceiver electrically connectable to the first antenna via a first antenna interface, a second transceiver for transmitting and receiving a signal, the second transceiver electrically connectable to the second antenna via a second antenna interface, a control device connectable to the first transceiver via a first communications interface and to the second transceiver via a second communications interface. The first transceiver and the second transceiver are configured to communicate with the control device independently of one another and, further, to transmit and receive a signal independently of one another via their first antenna and the second antenna.

Abstract: A communication apparatus for vehicle-to-X communication (V2X communication), including a first interface for V2X communication on a first communication channel, a second interface for V2X communication on a second communication channel and a computing device for processing V2X messages received and/or to be sent. The apparatus is configured, initiated by the transmission of a first V2X message by the first interface, to transmit a second V2X message by the second interface. A corresponding method as well as the use of the communication apparatus in a vehicle or a mobile apparatus is also provided.

Abstract: A vehicle-to-X communication apparatus including: a reception device to receive a vehicle-to-X message; a first electronic computation device to calculate a hash value for a received vehicle-to-X message; and a second electronic computation device to generate a new vehicle-to-X message using data included in the received vehicle-to-X message and to calculate a hash value for the generated vehicle-to-X message. The first electronic computation device is designed in accordance with a higher safety integrity level than the second electronic computation device, and a comparison device to make a comparison between the hash value for the received vehicle-to-X message and the hash value for the generated vehicle-to-X message. The vehicle-to-X communication apparatus further processes the data from the received vehicle-to-X message depending on a result of the comparison. Also disclosed are a corresponding method and the use of the apparatus in a vehicle or an infrastructure device.