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US 11,115,092 B2Granted
Apparatus, system and method of communicating according to a transmit space-frequency diversity scheme
AssigneeIntel Corporation
InventorsArtyom Lomayev, Alexander Maltsev, Michael Genossar, Carlos Cordeiro
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Abstract
For example, a wireless station may be configured to modulate a plurality of data bit sequences into a plurality of data blocks according to a dual carrier modulation, to map the plurality of data blocks to a plurality of spatial streams according to a space-time diversity scheme, and to transmit a MIMO transmission based on the plurality of spatial streams.
Claims23
An apparatus comprising:
- memory circuitry;
- and
- a processor comprising logic and circuitry configured to cause a wireless communication station (STA) to:
- modulate encoded data bits into a plurality of data blocks according to a Dual Carrier Modulation (DCM), a data block of the plurality of data blocks comprising a plurality of pairs of complex constellation points;
- map the plurality of data blocks to a first stream and a second stream,
- wherein a first pair of complex constellation points in a first data block of the plurality of data blocks is mapped to two first pairs of encoded points over two first pairs of data subcarriers, one pair of the two first pairs of encoded points comprises the first pair of complex constellation points, another pair of the two first pairs of encoded points comprises a complex conjugate of the first pair of complex constellation points, one pair of the two first pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a first Orthogonal Frequency Division Multiplexing (OFDM) symbol in the first stream, another pair of the two first pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a second OFDM symbol in the second stream, wherein P(k) is a predefined function of k,
- and wherein a second pair of complex constellation points in a second data block of the plurality of data blocks is mapped to two second pairs of encoded points over two second pairs of data subcarriers, one pair of the two second pairs of encoded points comprises the second pair of complex constellation points, another pair of the two second pairs of encoded points comprises a sign-inversed complex conjugate of the second pair of complex constellation points, one pair of the two second pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a second OFDM symbol in the first stream, another pair of the two second pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a first OFDM symbol in the second stream;
- and
- transmit an OFDM transmission over a wireless communication channel in a frequency band above 45 Gigahertz (GHz), the OFDM transmission based on the first and second streams.
6 more elements
A product comprising one or more tangible computer-readable non-transitory storage media comprising computer-executable instructions operable to, when executed by at least one processor, enable the at least one processor to cause a wireless communication station (STA) to:
- modulate encoded data bits into a plurality of data blocks according to a Dual Carrier Modulation (DCM), a data block of the plurality of data blocks comprising a plurality of pairs of complex constellation points;
- map the plurality of data blocks to a first stream and a second stream,
- wherein a first pair of complex constellation points in a first data block of the plurality of data blocks is mapped to two first pairs of encoded points over two first pairs of data subcarriers, one pair of the two first pairs of encoded points comprises the first pair of complex constellation points, another pair of the two first pairs of encoded points comprises a complex conjugate of the first pair of complex constellation points, one pair of the two first pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a first Orthogonal Frequency Division Multiplexing (OFDM) symbol in the first stream, another pair of the two first pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a second OFDM symbol in the second stream, wherein P(k) is a predefined function of k,
- and wherein a second pair of complex constellation points in a second data block of the plurality of data blocks is mapped to two second pairs of encoded points over two second pairs of data subcarriers, one pair of the two second pairs of encoded points comprises the second pair of complex constellation points, another pair of the two second pairs of encoded points comprises a sign-inversed complex conjugate of the second pair of complex constellation points, one pair of the two second pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a second OFDM symbol in the first stream, another pair of the two second pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a first OFDM symbol in the second stream;
- and
- transmit an OFDM transmission over a wireless communication channel in a frequency band above 45 Gigahertz (GHz), the OFDM transmission based on the first and second streams.
3 more elements
An apparatus of a wireless communication station (STA), the apparatus comprising:
- means for modulating encoded data bits into a plurality of data blocks according to a Dual Carrier Modulation (DCM), a data block of the plurality of data blocks comprising a plurality of pairs of complex constellation points;
- means for mapping the plurality of data blocks to a first stream and a second stream,
- wherein a first pair of complex constellation points in a first data block of the plurality of data blocks is mapped to two first pairs of encoded points over two first pairs of data subcarriers, one pair of the two first pairs of encoded points comprises the first pair of complex constellation points, another pair of the two first pairs of encoded points comprises a complex conjugate of the first pair of complex constellation points, one pair of the two first pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a first Orthogonal Frequency Division Multiplexing (OFDM) symbol in the first stream, another pair of the two first pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a second OFDM symbol in the second stream, wherein P(k) is a predefined function of k,
- and wherein a second pair of complex constellation points in a second data block of the plurality of data blocks is mapped to two second pairs of encoded points over two second pairs of data subcarriers, one pair of the two second pairs of encoded points comprises the second pair of complex constellation points, another pair of the two second pairs of encoded points comprises a sign-inversed complex conjugate of the second pair of complex constellation points, one pair of the two second pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a second OFDM symbol in the first stream, another pair of the two second pairs of data subcarriers comprises a k-th subcarrier and a P(k)-th subcarrier in a first OFDM symbol in the second stream;
- and
- means for causing the STA to transmit an OFDM transmission over a wireless communication channel in a frequency band above 45 Gigahertz (GHz), the OFDM transmission based on the first and second streams.
3 more elements
Dependencies are inferred from the claim text.