A method of transmitting data by a transmitter in a broadcast system, a transmission device for transmitting at least one data stream in a broadcast system, a method of receiving data by a receiver in a broadcast system, and a receiving device for receiving data in a broadcast system are provided. The method of transmitting data by a transmission device includes generating a first frame comprising a preamble and a payload, wherein the preamble comprises first information related to the payload of the first frame, and wherein the payload comprises the data; and transmitting the first frame, wherein the preamble includes at least one parity bit for third information related to a payload of a second frame, and wherein the second frame is a next frame of the first frame.