Apparatus, system and method of multi-input-multi-output (MIMO) beamformed communication with space block coding
First Claim
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1. An apparatus comprising a memory and a processor configured to cause a wireless station to:
- encode a plurality of data symbols into a plurality of encoded streams according to a Space Time Block Coding (STBC) scheme, the plurality of encoded streams comprising at least a first encoded stream and a second encoded stream, the first encoded stream comprising a first data symbol in a first interval and a sign-inverted complex conjugate of a second data symbol in a second interval, the second interval subsequent to the first interval, the second encoded stream comprising the second data symbol in the first interval and a complex conjugate of the first data symbol in the second interval; and
control a plurality of antennas of the wireless station to form a plurality of directional beams to transmit a Multiple-Input-Multiple-Output (MIMO) transmission over a directional wireless communication frequency channel, the MIMO transmission comprises transmission of the first encoded stream over a first directional beam and transmission of the second encoded stream over a second directional beam, the processor to cause the wireless station to steer a directional beam of said plurality of directional beams by controlling at least a plurality of Radio Frequency (RF) phase shifts to be applied to a plurality of antenna elements of an antenna of said plurality of antennas.
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Abstract
Some demonstrative embodiments include devices, systems and/or methods of beamformed communication with space block coding. For example, an apparatus may include a controller to control a plurality of antenna subarrays to form a plurality of directional beams directed in a plurality of different directions for communicating a multi-input-multi-output (MIMO) wireless transmission, which is encoded according to a space-block coding scheme.
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Citations
17 Claims
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1. An apparatus comprising a memory and a processor configured to cause a wireless station to:
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encode a plurality of data symbols into a plurality of encoded streams according to a Space Time Block Coding (STBC) scheme, the plurality of encoded streams comprising at least a first encoded stream and a second encoded stream, the first encoded stream comprising a first data symbol in a first interval and a sign-inverted complex conjugate of a second data symbol in a second interval, the second interval subsequent to the first interval, the second encoded stream comprising the second data symbol in the first interval and a complex conjugate of the first data symbol in the second interval; and control a plurality of antennas of the wireless station to form a plurality of directional beams to transmit a Multiple-Input-Multiple-Output (MIMO) transmission over a directional wireless communication frequency channel, the MIMO transmission comprises transmission of the first encoded stream over a first directional beam and transmission of the second encoded stream over a second directional beam, the processor to cause the wireless station to steer a directional beam of said plurality of directional beams by controlling at least a plurality of Radio Frequency (RF) phase shifts to be applied to a plurality of antenna elements of an antenna of said plurality of antennas. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An apparatus comprising a memory and a processor configured to cause a wireless station to:
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encode a plurality a data symbols into a plurality of encoded streams according to a Space Time Block Coding (STBC) scheme, the plurality of encoded streams comprising at least a first encoded stream and a second encoded stream, the first encoded stream comprising a first data symbol in a first interval and a sign-inverted complex conjugate of a second data symbol in a second interval, the second interval subsequent to the first interval, the second encoded stream comprising the second data symbol in the first interval and a complex conjugate of the first data symbol in the second interval; control a plurality of antennas of the wireless station to form a plurality of directional beams to transmit a Multiple-Input-Multiple-Output (MIMO) transmission over a directional wireless communication frequency channel, the MIMO transmission comprises transmission of the first encoded stream over a first directional beam and transmission of the second encoded stream over a second directional beam; and process the MIMO transmission according to a hybrid beamforming comprising baseband beamforming and Radio Frequency (RF) beamforming. - View Dependent Claims (9, 10, 11)
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12. 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 computer processor, enable the at least one computer processor to cause a wireless station to:
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encode a plurality of data symbols into a plurality of encoded streams according to a Space Time Block Coding (STBC) encoding scheme, the plurality of encoded streams comprising at least a first encoded stream and a second encoded stream, the first encoded stream comprising a first data symbol in a first interval and a sign-inverted complex conjugate of a second data symbol in a second interval, the second interval subsequent to the first interval, the second encoded stream comprising the second data symbol in the first interval and a complex conjugate of the first data symbol in the second interval; and control a plurality of antennas of the wireless station to form a plurality of directional beams to transmit a Multiple-Input-Multiple-Output (MIMO) transmission over a directional wireless communication frequency channel, the MIMO transmission comprises transmission of the first encoded stream over a first directional beam and transmission of the second encoded stream over a second directional beam, the instructions, when executed, cause the wireless station to steer a directional beam of said plurality of directional beams by controlling at least a plurality of Radio Frequency (RF) phase shifts to be applied to a plurality of antenna elements of an antenna of said plurality of antennas. - View Dependent Claims (13, 14, 15)
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16. 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 computer processor, enable the at least one computer processor to cause a wireless station to:
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encode a plurality of data symbols into a plurality of encoded streams according to a Space Time Block Coding (STBC) encoding scheme the plurality of encoded streams comprising at least a first encoded stream and a second encoded stream, the first encoded stream comprising a first data symbol in a first interval and a sign-inverted complex conjugate of a second data symbol in a second interval, the second interval subsequent to the first interval, the second encoded stream comprising the second data symbol in the first interval and a complex conjugate of the first data symbol in the second interval, and control a plurality of antennas of the wireless station to form a plurality of directional beams to transmit a Multiple-input-Multiple-Output (MIMO) transmission over a directional wireless communication frequency channel, the MIMO transmission comprises transmission of the first encoded stream over a first directional beam and transmission of the second encoded stream over a second directional beam, the instructions, when executed, cause the wireless station to process the MIMO transmission according to a hybrid beamforming comprising baseband beamforming and Radio Frequency (RF) beamforming. - View Dependent Claims (17)
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Specification