Transmitting apparatus for transmitting signals in a multi carrier system on the basis of a frame structure, each frame comprising at least two signalling patterns adjacent to each other in the frequency direction and data patterns following the at least two signalling patterns in the time direction in the time slot immediately succeeding the time slot in which the at least two signalling patterns are located, wherein each of the data patterns succeeding the at least two signalling patterns is respectively followed by further data patterns in succeeding time slots in the time direction, wherein all data patterns following each other in the time direction have the same frequency direction structure and form a data segment extending over the entire or a part of the frequency bandwidth so that one or more data segments adjacent to each other in the frequency direction are formed, each of the at least two signalling patterns and the data patterns comprising a plurality of frequency carriers, said transmitting apparatus comprising frame forming means adapted - to arrange first signalling data and pilot signals in said at least two signalling patterns in a frame, said at least two signalling patterns in a frame having the same length and comprising identical first signalling data, said first signalling data comprising the physical layer information necessary for the receipt of the succeeding data patterns including per data segment data segment number, start subcarrier frequency, number of subcarriers per data segment, time interleaver depth, PSI/SI reprocessing indicator, number of notches within the data segment, and per notch the start position of the notch and the notch width, whereby the first signalling data are repeated in each of said at least two signalling patterns so that the identical first signalling data can be retrieved from each of said at least two signalling patterns, and - to arrange data and pilot signals in said data patterns in a frame, whereby the data of said data patterns are arranged in data frames, each data frame comprising second signalling data and content data, wherein the second signalling data comprised in a data frame contain individual second signalling data for the respective data frame, transforming means adapted to transform said at least two signalling patterns and said data patterns from the frequency domain into the time domain in order to generate a time domain transmission signal, and transmitting means adapted to transmit said time domain transmission signal. - to arrange first signalling data and pilot signals in said at least two signalling patterns in a frame, said at least two signalling patterns in a frame having the same length and comprising identical first signalling data, said first signalling data comprising the physical layer information necessary for the receipt of the succeeding data patterns including per data segment data segment number, start subcarrier frequency, number of subcarriers per data segment, time interleaver depth, PSI/SI reprocessing indicator, number of notches within the data segment, and per notch the start position of the notch and the notch width, whereby the first signalling data are repeated in each of said at least two signalling patterns so that the identical first signalling data can be retrieved from each of said at least two signalling patterns, and - to arrange data and pilot signals in said data patterns in a frame, whereby the data of said data patterns are arranged in data frames, each data frame comprising second signalling data and content data, wherein the second signalling data comprised in a data frame contain individual second signalling data for the respective data frame, transforming means adapted to transform said at least two signalling patterns and said data patterns from the frequency domain into the time domain in order to generate a time domain transmission signal, and transmitting means adapted to transmit said time domain transmission signal.