Non-orthogonal communication

1. An apparatus comprising:

a transmitter that transmits a first signal to a first device for indicating a first resource in a control region of a carrier bandwidth, wherein the first resource is used by the first device for transmitting first control information, and the first control information comprises first non-orthogonal layer information;

a receiver that:

receives the first control information from the first resource; and

receives first data in a data region of the carrier bandwidth, wherein the data region comprises multiple non-orthogonal layers; and

a processor that:

decodes the first control information; and

decodes the first data based on the first control information.

2. The apparatus of claim 1 , wherein the transmitter transmits a second signal to a second device for indicating a second resource in the control region of the carrier bandwidth, wherein the second resource is used by the second device for transmitting second control information, and the second control information comprises second non-orthogonal layer information.

3. The apparatus of claim 2 , wherein:

the receiver:

receives the second control information from the second resource; and

receives second data in the data region of the carrier bandwidth, wherein the first data and the second data are received on different non-orthogonal layers; and

the processor:

decodes the second control information; and

decodes the second data based on the second control information.

4. The apparatus of claim 2 , wherein the first resource and the second resource are different.

5. The apparatus of claim 1 , wherein the carrier bandwidth comprises a plurality of subchannels, and a bandwidth of each subchannel of the plurality of subchannels is approximately the same.

6. The apparatus of claim 5 , wherein each subchannel of the plurality of subchannels comprises the control region and the data region, and the control region and the data region are multiplexed in a time domain.

7. The apparatus of claim 5 , wherein each subchannel of the plurality of subchannels comprises the control region and the data region, and the control region and the data region are multiplexed in a frequency domain.

8. The apparatus of claim 1 , wherein the carrier bandwidth comprises the control region and the data region, the data region comprises a plurality of subchannels, and a bandwidth of each subchannel of the plurality of subchannels is approximately the same.

9. The apparatus of claim 1 , wherein the first resource and the data region are on a same non-orthogonal layer.

10. The apparatus of claim 1 , wherein the first resource and the data region are on different non-orthogonal layers.

11. The apparatus of claim 1 , wherein the first control information comprises information corresponding to: a subchannel index; a number of subchannels; a hybrid automatic repeat request process identification; a new data indicator; a redundancy version; a modulation and coding scheme; a non-orthogonal layer index; a hybrid automatic repeat request acknowledgment; or any combination thereof.

12. The apparatus of claim 1 , wherein a non-orthogonal layer index corresponding to the first data is derived from an index of the first resource.

13. A method comprising:

transmitting a first signal to a first device for indicating a first resource in a control region of a carrier bandwidth, wherein the first resource is used by the first device for transmitting first control information, and the first control information comprises first non-orthogonal layer information;

receiving the first control information from the first resource;

receiving first data in a data region of the carrier bandwidth, wherein the data region comprises multiple non-orthogonal layers;

decoding the first control information; and

decoding the first data based on the first control information.

14. An apparatus comprising:

a receiver that receives a signal for indicating a resource in a control region of a carrier bandwidth, wherein the resource is used to transmit control information, and the control information comprises non-orthogonal layer information;

a processor that generates the control information and data corresponding to the control information; and

a transmitter that:

transmits the control information on the resource; and

transmits the data in a data region of the carrier bandwidth, wherein the data region comprises multiple non-orthogonal layers.

15. The apparatus of claim 14 , wherein the carrier bandwidth comprises a plurality of subchannels, and a bandwidth of each subchannel of the plurality of subchannels is approximately the same.

16. The apparatus of claim 15 , wherein each subchannel of the plurality of subchannels comprises the control region and the data region, and the control region and the data region are multiplexed in a time domain.

17. The apparatus of claim 15 , wherein each subchannel of the plurality of subchannels comprises the control region and the data region, and the control region and the data region are multiplexed in a frequency domain.

18. The apparatus of claim 14 , wherein the carrier bandwidth comprises the control region and the data region, the data region comprises a plurality of subchannels, and a bandwidth of each subchannel of the plurality of subchannels is approximately the same.

19. The apparatus of claim 14 , wherein the resource and the data region are on a same non-orthogonal layer.

20. The apparatus of claim 14 , wherein the resource and the data region are on different non-orthogonal layers.

21. The apparatus of claim 14 , wherein the control information comprises information corresponding to: a subchannel index; a number of subchannels; a hybrid automatic repeat request process identification; a new data indicator; a redundancy version; a modulation and coding scheme; a non-orthogonal layer index; a hybrid automatic repeat request acknowledgment; or any combination thereof.

22. The apparatus of claim 14 , wherein a non-orthogonal layer index corresponding to the data is derived from an index of the resource.

23. A method comprising:

receiving a signal for indicating a resource in a control region of a carrier bandwidth, wherein the resource is used to transmit control information, and the control information comprises non-orthogonal layer information;

generating the control information and data corresponding to the control information;

transmitting the control information on the resource; and

transmitting the data in a data region of the carrier bandwidth, wherein the data region comprises multiple non-orthogonal layers.