Method and system for data transmission in a multiple input multiple output (mimo) system
AssigneePanasonic Corporation
InventorsQian Yu, Ping Luo, Masayuki Hoshino
Life of this patent
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Abstract
A method for data transmission in a multiple input multiple output (MIMO) system, the method including, receiving multiple input data streams; performing low density parity check (LDPC) encoding of the input data streams utilising a parity check matrix, the parity check matrix including a plurality of sub-parity check matrices for encoding respective ones of the input data streams; and performing space time encoding for transmitting the LDPC encoded input data streams over a plurality of antennas.
Claims28
A method for data transmission in a multiple input multiple output (MIMO) system, the method comprising,
- receiving multiple input data streams;
- performing low density parity check (LDPC) encoding of the input data streams utilising a parity check matrix, wherein the parity check matrix comprises a plurality of sub-parity check matrices for encoding respective ones of the input data streams;
- and
- performing space time encoding for transmitting the LDPC encoded input data streams over a plurality of antennas.
A transmitter in a multiple input multiple output (MIMO) system, the transmitter comprising,
- one or more input units for receiving multiple input data streams;
- a low density parity check (LDPC) encoder;
- and
- a spatial mapping unit;
- wherein the LDPC encoder performs LDPC encoding of the input data streams utilising a parity check matrix and the parity check matrix comprises a plurality of sub-parity check matrices for encoding respective ones of the input data streams and the spatial mapping unit performs space time encoding for transmitting the LDPC encoded input data streams over a plurality of antennas.
A computer readable data storage medium having stored thereon computer code means for instructing a multiple input multiple output (MIMO) system to execute a method for data transmission in the MIMO system, the method comprising:
- receiving multiple input data streams;
- performing low density parity check (LDPC) encoding of the input data streams utilising a parity check matrix, wherein the parity check matrix comprises a plurality of sub-parity check matrices for encoding respective ones of the input data streams;
- and
- performing space time encoding for transmitting the LDPC encoded input data streams over a plurality of antennas.
A method for processing received data streams in a multiple input multiple output (MIMO) system, the method comprising,
- receiving data streams via a plurality of receive antennas;
- performing space time decoding on the received data streams;
- and
- performing low density parity check (LDPC) decoding of the received data streams utilising a parity check matrix, wherein the parity check matrix comprises a plurality of sub-parity check matrices for decoding the data streams.
A receiver in a multiple input multiple output (MIMO) system, the receiver comprising,
- a plurality of receive antennas for receiving data streams;
- a spatial mapping decoder for performing space time decoding on the received data streams;
- and
- a low density parity check (LDPC) decoder for decoding the received data streams utilising a parity check matrix, wherein the parity check matrix comprises a plurality of sub-parity check matrices for decoding the data streams.
A computer readable data storage medium having stored thereon computer code means for instructing a multiple input multiple output (MIMO) system to execute a method for processing received data streams in the MIMO system, the method comprising:
- receiving data streams via a plurality of receive antennas;
- performing space time decoding on the received data streams;
- and
- performing low density parity check (LDPC) decoding of the received data streams utilising a parity check matrix, wherein the parity check matrix comprises a plurality of sub-parity check matrices for decoding the data streams.
Dependencies are inferred from the claim text.