Method for transmitting data in a MIMO communication system

Pulse or digital communications – Systems using alternating or pulsating current – Plural channels for transmission of a single pulse train

Reexamination Certificate

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Details

C375S260000, C370S203000, C370S208000, C370S335000, C455S069000, C455S101000

Reexamination Certificate

active

08045639

ABSTRACT:
Provided is a multiple-input multiple-output (MIMO) data transmission method. A transmitter generates a transmission symbol by adding a parity symbol to a predetermined number of data symbols, generates a preprocessed symbol by multiplying the predetermined number of transmission symbols by a preprocessing matrix in units of blocks, selects a transmission antenna associated with a non-zero transmission symbol among preprocessed transmission symbols constituting the preprocessed symbol, and transmits the preprocessed symbol via the selected transmission antenna. A receiver receives a signal transmitted from the transmitter, estimates a preprocessed symbol and a transmission antenna index from the received signal, and restores the transmission symbols using the estimated preprocessed symbol and transmission antenna index.

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“Increasing spectral efficiency by data multiplexing using antenna arrays” Haas, H.; Costa, E.; Schulz, E.; Personal, Indoor and Mobile Radio Communications, 2002. The 13th IEEE International Symposium on vol. 2, Sep. 15-18, 2002, pp. 610-613 vol. 2.
Haas, H.; Costa, E.; Schulz, E.; “Increasing spectral efficiency by data multiplexing using antenna arrays”; Personal, Indoor and Mobile Radio Communications, 2002. The 13th IEEE International Symposium on vol. 2, Sep. 15-18, 2002, pp. 610-613 vol. 2.
Haas, H.; Costa, E.; Schulz, E.; “Increasing spectral efficiency by data multiplexing using antenna arrays”; Personal, Indoor and Mobile Radio Communications, 2002. The 13th IEEE International Symposium on vol. 2, Sep. 15-18, 2002, pp. 610-613.
H. Haas et al., Increasing Spectral Efficiency by Data Multiplexing Using Antenna Arrays, 2002.

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