Patent ID: 8141167
Filing Date: 2012-03-20
Classification: H04L

Abstract:
1. A communication device for transmitting data to a communication partner device arranged separately from the communication device, and further for receiving data requested, comprising: a transmitter arranged to transmit data to the communication partner device during a write operation of the communication device; a determiner arranged to determine a CD check value from the transmit data in accordance with a determination specification in response to the write operation of the communication device; a receiver arranged to receive a CPD verification value from the communication partner device in response to the write operation of the communication device; and a checker arranged to compare the CD check value and the CPD verification value, and to provide a fault indication signal as a function of the comparison in response to the write operation of the communication device, wherein the receiver is further arranged to receive the requested receive data from the communication partner device during a read operation of the communication device, and a CPD check value in response to the read operation of the communication device, wherein the determiner is further arranged to determine a CD verification value from the requested receive data in accordance with the determination specification in response to the read operation of the communication device, and wherein the checker is further arranged to compare the CPD check value and the CD verification value and to provide a further fault indication signal as a function of the comparison in response to the read operation of the communication device.