APPARATUS, SYSTEM AND METHOD OF MULTI-INPUT-MULTI-OUTPUT (MIMO) BEAMFORMED COMMUNICATION WITH SPACE BLOCK CODING

• US 20170104516A1
• Filed: 09/22/2016
• Published: 04/13/2017
• Est. Priority Date: 11/08/2012
• Status: Active Grant

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Maltsev, Alexander Alexandrovich, Pudeyev, Andrey, Davydov, Alexei Vladimirovich, Sadri, Ali S., Cordeiro, Carlos
• Granted Patent: US 9,768,841 B2
• Time in Patent Office: Days
• CPC Class Codes: H04B 7/0413 MIMO systems
• CPC Class Codes: H04B 7/0617 for beam forming
• CPC Class Codes: H04B 7/0669 using different channel coding between antennas space-time coding H04L1/0618
• CPC Class Codes: H04B 7/068 using space frequency diversity space-frequency coding H04L1/0606
• CPC Class Codes: H04B 7/0689 using different transmission schemes, at least one of them being a diversity transmission scheme
• CPC Class Codes: H04B 7/0691 using subgroups of transmit antennas
• CPC Class Codes: H04L 1/0606 Space-frequency coding
• CPC Class Codes: H04L 1/0643 block codes
• CPC Class Codes: H04L 1/0668 Orthogonal systems, e.g. using Alamouti codes

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.

Claims

1. (canceled)

2. 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.

3. The apparatus of claim 2, wherein the MIMO transmission comprises simultaneous transmission, during a first time interval, of the first data symbol over the first directional beam and the second data symbol over the second directional beam, and simultaneous transmission, during a second time interval, of the sign-inverted complex conjugate of the second data symbol over the first directional beam and the complex conjugate of the first data symbol over the second directional beam.

4. The apparatus of claim 2 configured to cause the wireless station to modulate the MIMO transmission according to a Single Carrier (SC) modulation scheme.

5. The apparatus of claim 2 configured to cause the wireless station to modulate the MIMO transmission according to an Orthogonal Frequency Division Multiplexing (OFDM) modulation scheme.

6. The apparatus of claim 2 configured 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.

7. The apparatus of claim 2 configured to cause the wireless station to process the MIMO transmission according to a hybrid beamforming comprising baseband beamforming and Radio Frequency (RF) beamforming.

8. The apparatus of claim 2, wherein the processor comprises a baseband processor.

9. The apparatus of claim 8 comprising a plurality of baseband to Radio Frequency (RF) converters to convert baseband signals into a plurality of RF signals to be provided to a plurality of RF chains of the wireless station.

10. The apparatus of claim 2 comprising a plurality of Radio Frequency (RF) chains to process RF signals to be communicated via the plurality of antennas.

11. The apparatus of claim 2, wherein the directional wireless communication frequency channel comprises a millimeterWave (mmWave) channel.

12. The apparatus of claim 2 comprising the plurality of antennas.

13. 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:

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.

14. The product of claim 13, wherein the MIMO transmission comprises simultaneous transmission, during a first time interval, of the first data symbol over the first directional beam and the second data symbol over the second directional beam, and simultaneous transmission, during a second time interval, of the sign-inverted complex conjugate of the second data symbol over the first directional beam and the complex conjugate of the first data symbol over the second directional beam.

15. The product of claim 13, wherein the instructions, when executed, cause the wireless station to modulate the MIMO transmission according to a Single Carrier (SC) modulation scheme.

16. The product of claim 13, wherein the instructions, when executed, cause the wireless station to modulate the MIMO transmission according to an Orthogonal Frequency Division Multiplexing (OFDM) modulation scheme.

17. The product of claim 13, wherein 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.

18. The product of claim 13, wherein 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.