Frame and signalling pattern structure for multi-carrier systems

A transmitting method for transmitting signals in a multi carrier system on the basis of a frame structure, comprising:

• forming frames of said frame structure, each frame comprising at least two signaling patterns in a frequency direction and one or more data patterns following the at least two signaling patterns in a time direction, wherein:
• each of the one or more data patterns is followed by further data patterns in the time direction,
• all data patterns following each other in the time direction have a same frequency direction structure,
• each of the at least two signaling patterns and the one or more and further data patterns comprise a plurality of frequency carriers,
• arranging signaling data in each of said at least two signaling patterns, and
• arranging data in said one or more and further data patterns,
• scrambling the signaling data by use of a unique scrambling sequence,
• transforming said at least two signaling patterns and said one or more and further data patterns from the frequency domain into the time domain in order to generate a time domain transmission signal, and
• transmitting said time domain transmission signal.

A receiving apparatus for receiving signals in a multi carrier system on the basis of a frame structure in a transmission bandwidth, each frame comprising at least two signaling patterns in a frequency direction each with signaling data, and one or more data patterns with data following the at least two signaling patterns in a time direction, wherein:

• each of the one or more data patterns is followed by further data patterns in the time direction,
• all data patterns following each other in the time direction have a same frequency direction structure, and
• each of the at least two signaling patterns and the one or more and further data patterns comprise a plurality of frequency carriers,
• said receiving apparatus comprising:
• a receiver to be tuned to and to receive a selected part of said transmission bandwidth, said selected part of said transmission bandwidth having at least the length of one of said at least two signaling patterns and covering at least one data pattern to be received, and
• descrambler circuitry that descrambles the signaling data by use of a unique scrambling sequence.

A receiving method for receiving signals transmitted in a multi carrier system on the basis of a frame structure in a transmission bandwidth, each frame comprising at least two signaling patterns in a frequency direction each with signaling data, and one or more data patterns with data following the at least two signaling patterns in the time direction in, wherein:

• each of the one or more data patterns is followed by further data patterns in the time direction,
• all data patterns following each other in the time direction have a same frequency direction structure, and
• each of the at least two signaling patterns and the one or more and further data patterns comprise a plurality of frequency carriers,
• the method comprising:
• receiving a selected part of said transmission bandwidth, said selected part of said transmission bandwidth having at least a length of one of said at least two signaling patterns and covering at least one data pattern to be received, and
• descrambling the signaling data by use of a unique scrambling sequence.

A transmitting apparatus for transmitting signals in a multi carrier system on the basis of a frame structure, said transmitting apparatus comprising:

• frame forming means for forming frames of said frame structure, each frame comprising at least two signaling patterns in a frequency direction and one or more data patterns following the at least two signaling patterns in a time direction, wherein:
• each of the one or more data patterns is followed by further data patterns in the time direction,
• all data patterns following each other in the time direction have a same frequency direction structure,
• each of the at least two signaling patterns and the one or more and further data patterns comprise a plurality of frequency carriers,
• the frame forming means arranges signaling data in each of said at least two signaling patterns and arranges data in said one or more and further data patterns,
• scrambling means for scrambling the signaling data by use of a unique scrambling sequence,
• transforming means for transforming said at least two signaling patterns and said one or more and further data patterns from the frequency domain into the time domain in order to generate a time domain transmission signal, and
• transmitting means for transmitting said time domain transmission signal.

A receiving apparatus for receiving signals in a multi carrier system on the basis of a frame structure in a transmission bandwidth, each frame comprising at least two signaling patterns in a frequency direction each with signaling data, and data patterns with data following the at least two signaling patterns in a time direction, wherein:

• each of the one or more data patterns is followed by further data patterns in the time direction,
• all data patterns following each other in the time direction have a same frequency direction structure, and
• each of the at least two signaling patterns and the one or more and further data patterns comprise a plurality of frequency carriers,
• said receiving apparatus comprising:
• receiving means for tuning to and receiving a selected part of said transmission bandwidth, said selected part of said transmission bandwidth having at least the length of one of said at least two signaling patterns and covering at least one data pattern to be received, and
• descrambler circuitry that descrambles the signaling data by use of a unique scrambling sequence.