Patent ID: 8555073
Filing Date: 2013-10-08
Classification: B60R

Abstract:
1. A motor vehicle display apparatus with an electronic device, comprising: a first memory area for storing data, a second memory area for storing at least a first certificate, a first interface for receiving the data, a signature of the data and the at least first certificate from a sender, wherein the motor vehicle display apparatus is capable of checking validity of the signature of the data by using the first certificate, wherein the data is only stored in the first memory area if the signature is valid, a display apparatus for displaying the data stored in the first memory area, a third memory area for storing a motor vehicle identifier, wherein the motor vehicle identifier identifies a motor vehicle unambiguously, to which the motor vehicle display apparatus is assigned, wherein the third memory area is a protected memory area, wherein the first interface is adapted to receive a message, wherein the message comprises at least the data, identifying information and the signature of the data and/or of the identifying information, and is capable of checking if the identifying information matches the motor vehicle identifier stored in the third memory area, wherein a condition for storing the data in the first memory is that the identifying information and the motor vehicle identifier match each other, and wherein the display apparatus and the electronic device form a structural unit.