SIGNAL PROCESSING METHOD IN MIMO SYSTEM AND APPARATUS THEREOF
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Abstract
Disclosed is a signal processing method and apparatus in MIMO system. In a mobile communication system having a plurality of transmitting antennas, the present invention includes the steps of receiving a feedback signal including status information of at least one channel, segmenting one of the first data blocks to segment into at least one or more of the second data blocks, attaching a CRC to each of the at least one or more of the second data blocks, allocating the at least one or more second data blocks to a plurality of the transmitting antennas, respectively, and transmitting the at least one or more of the second data blocks. In a mobile communication system having a plurality of receiving antennas, the present invention includes the steps of receiving at least one data block including a CRC or dummy bits, acquiring channel status information using the CRC or dummy bits, and transmitting the channel status information.
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Citations
15 Claims
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1-14. -14. (canceled)
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15. A method of transmitting and receiving data blocks in a multiple input, multiple output (MIMO) wireless communication system, the method comprising:
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attaching cyclic redundancy check (CRC) to each of at least two data blocks; transmitting each CRC-attached data block via each of a plurality of antennas to a single user equipment (UE); receiving at least one CRC-attached data block via at least one of the plurality of antennas; checking the CRC from each of the received CRC-attached data block; and transmitting a positive acknowledgement (ACK) or a negative acknowledgement (NACK) for each data block, based on the CRC check, wherein the CRC is independently attached to each of the at least two data blocks.
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Specification