Patent ID: 11943068
Assignee: ROBERT BOSCH GMBH
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 12:
13. A method for error signaling for a message received in a serial bus system, the method comprising the following steps:
reading, using a user station of the bus system, a message which has been received serially from at least one further the user station of the bus system via a bus line, and which includes an ACK time window for an ACK signal and/or a NACK time window for a NACK signal for a signaling of whether or not the user station has identified an error in the transmitted message; and
evaluating, using the user station, the read message for errors; and
driving an ACK signal in the ACK time window when no error has been identified in the received message, or driving a NACK signal in the NACK time window when an error has been identified in the received message.