Systems and methods for waveform selection and adaptation

1. A method of waveform adaptation, the method comprising:

establishing, by at least one transmitting device, wireless links between the at least one transmitting device and at least one receiving device, wherein the at least one transmitting device is capable of communicating data over the wireless links between the at least one transmitting device and the at least one receiving device using a plurality of candidate waveforms;

selecting a first waveform from the plurality of candidate waveforms in accordance with a waveform selection criteria for a first data transmission and selecting a second waveform from the plurality of candidate waveforms in accordance with the waveform selection criteria for a second data transmission; and

concurrently transmitting, by the at least one transmitting device, the first data transmission using the first waveform and the second data transmission using the second waveform over the wireless links between the at least one transmitting device and the at least one receiving device, wherein both the first data transmission and the second data transmission carry modulated data, wherein the first data transmission and the second data transmission are transmitted by different transmitting devices to a single receiving device.

2. The method of claim 1 , further comprising identifying the plurality of candidate waveforms, out of a plurality of possible waveforms, that are both capable of being transmitted by the at least one transmitting device and capable of being received by the at least one receiving device.

3. The method of claim 2 , wherein identifying the plurality of candidate waveforms is performed statically upon establishing the wireless link, and

wherein selecting one of the plurality of candidate waveforms in accordance with a waveform selection criteria is performed dynamically in accordance with a dynamic waveform adaptation period.

4. The method of claim 1 , wherein the waveform selection criteria includes a traffic characteristic or an application type of the first data transmission and the second data transmission.

5. The method of claim 1 , wherein the waveform selection criteria includes a spectrum localization requirement.

6. The method of claim 1 , wherein the waveform selection criteria includes an adjacent channel interference rejection requirement.

7. The method of claim 1 , wherein the first waveform is an orthogonal waveform requiring require zero cross correlation between signals of different users, and wherein the first waveform is a non-orthogonal waveform that does not require zero cross correlation between signals of different users.

8. A method of waveform adaptation, the method comprising:

establishing one or more wireless links between at least one transmitting device and at least one receiving device, wherein the at least one receiving device is capable of receiving data over the one or more wireless links using a plurality of candidate waveforms;

determining a Peak-to-Average-Power-Ratio (PAPR) tolerance of the at least one transmitting device;

identifying candidate waveforms, out of a plurality of possible waveforms, having PAPR characteristics within the PAPR tolerance of the at least one transmitting device, wherein waveforms having PAPR characteristics beyond the PAPR tolerance of the at least one transmitting device are excluded from the plurality of candidate waveforms, and wherein the PAPR tolerance of the at least one transmitting device corresponds to a pulse shaping capability of the at least one transmitting device;

selecting one of the plurality of candidate waveforms in accordance with a waveform selection criteria; and

transmitting or receiving a data transmission over the one or more wireless links using the selected candidate waveform.

9. A method of waveform adaptation, the method comprising:

establishing one or more wireless links between at least one transmitting device and at least one receiving device, wherein the at least one transmitting device is capable of transmitting data over the wireless links using a plurality of candidate waveforms;

determining, in accordance with a traffic characteristic or an application type of a first data transmission, whether grant-based access or grant-less access is better suited for communicating the first data transmission;

selecting one of the plurality of candidate waveforms that offers grant-less access for the first data transmission upon determining that grant-less access is better suited for communicating the first data transmission;

selecting one of the plurality of candidate waveforms that offers grant-based access for the first data transmission upon in response to determining that grant-based access is better suited for communicating the first data transmission; and

transmitting or receiving the first data transmission over the one or more wireless links using the selected candidate waveform.

10. The method of claim 9 , wherein waveforms offering grant-based access require that scheduling information be communicated to the at least one receiving device before communicating the first data transmission over the wireless link, and

wherein waveforms offering grant-less access do not require that scheduling information be communicated to the at least one receiving device before communicating the first data transmission over the wireless link.

11. The method of claim 9 , wherein the traffic characteristic comprises a quality of service requirement of the first data transmission.

12. The method of claim 9 , wherein the traffic characteristic comprises a latency constraint of the first data transmission.

13. The method of claim 9 , wherein the traffic characteristic comprises a traffic load of the first data transmission.

14. An apparatus in a wireless network, the apparatus comprising:

a processor; and

a computer readable storage medium storing programming for execution by the processor, the programming including instructions to:

establish one or more wireless links between at least one transmitting device and at least one receiving device, wherein the at least one receiving device is capable of receiving data over the one or more wireless links using a plurality of candidate waveforms;

determine a Peak-to-Average-Power-Ratio (PAPR) tolerance of the at least one transmitting device;

identify candidate waveforms, out of a plurality of possible waveforms, having PAPR characteristics within the PAPR tolerance of the at least one transmitting device, wherein waveforms having PAPR characteristics beyond the PAPR tolerance of the at least one transmitting device are excluded from the plurality of candidate waveforms, and wherein the PAPR tolerance of the at least one transmitting device corresponds to a pulse shaping capability of the at least one transmitting device;

select one of the plurality of candidate waveforms in accordance with a waveform selection criteria; and

transmit or receive a data transmission over the one or more wireless links using the selected candidate waveform.

15. An apparatus in a wireless network, the apparatus comprising:

a processor; and

a computer readable storage medium storing programming for execution by the processor, the programming including instructions to:

establish one or more wireless links between at least one transmitting device and at least one receiving device, wherein the at least one transmitting device is capable of transmitting data over the wireless links using a plurality of candidate waveforms;

determine, in accordance with a traffic characteristic or an application type of a first data transmission, whether grant-based access or grant-less access is better suited for communicating the first data transmission;

select one of the plurality of candidate waveforms that offers grant-less access for the first data transmission upon determining that grant-less access is better suited for communicating the first data transmission;

select one of the plurality of candidate waveforms that offers grant-based access the first data transmission upon determining that grant-based access is better suited for communicating the first data transmission; and

transmit or receive the first data transmission over the one or more wireless links using the selected candidate waveform.

16. The apparatus of claim 15 , wherein waveforms offering grant-based access require that scheduling information be communicated to the at least one receiving device before communicating the first data transmission, and

wherein waveforms offering grant-less access do not require that scheduling information be communicated to the at least one receiving device before communicating the first data transmission.

17. An apparatus comprising:

a processor; and

a computer readable storage medium storing programming for execution by the processor, the programming including instructions to:

establish wireless links between at least one transmitting device and at least one receiving device, wherein the at least one transmitting device is capable of communicating data over the wireless links between the at least one transmitting device and the at least one receiving device using a plurality of candidate waveforms;

select a first waveform from the plurality of candidate waveforms in accordance with a waveform selection criteria for a first data transmission and selecting a second waveform from the plurality of candidate waveforms in accordance with the waveform selection criteria for a second data transmission; and

concurrently transmit the first data transmission using the first waveform and the second data transmission using the second waveform over the wireless links between the at least one transmitting device and the at least one receiving device, wherein both the first data transmission and the second data transmission carry modulated data, wherein the first data transmission and the second data transmission are transmitted to a single receiving device over different frequency bands.

18. The apparatus of claim 17 , further comprising identifying the plurality of candidate waveforms, out of a plurality of possible waveforms, that are both capable of being received by the at least one receiving device.

19. The apparatus of claim 18 , wherein identification of the plurality of candidate waveforms is performed statically upon establishing the wireless link, and

wherein selection of the candidate waveforms in accordance with the waveform selection criteria is performed dynamically according to a dynamic waveform adaptation period.

20. The apparatus of claim 17 , wherein the waveform selection criteria includes a traffic characteristic associated with the first data transmission or the second data transmission.

21. The apparatus of claim 17 , wherein the waveform selection criteria includes an application type associated with the first data transmission or the second data transmission.

22. The apparatus of claim 17 , wherein the waveform selection criteria includes a spectrum localization requirement.

23. The apparatus of claim 17 , wherein the first waveform is an orthogonal waveform requiring require zero cross correlation between signals of different users, and wherein the first waveform is a non-orthogonal waveform that does not require zero cross correlation between signals of different users.

24. The apparatus of claim 17 , wherein the waveform selection criteria includes an adjacent channel interference rejection requirement.

25. The apparatus of claim 17 , wherein the first data transmission and the second data transmission are transmitted to different receiving devices.

26. The apparatus of claim 17 , wherein the first data transmission is transmitted to the single receiving device using a grant-based access technique and the second data transmission is transmitted to the single receiving device using a grant-less access technique.

27. The apparatus of claim 17 , wherein the first data transmission is transmitted to the single receiving device using an orthogonal waveform and the second data transmission is transmitted to the single receiving device using a non-orthogonal waveform.

28. A method of waveform adaptation, the method comprising:

establishing, by at least one transmitting device, wireless links between the at least one transmitting device and at least one receiving device, wherein the at least one transmitting device is capable of communicating data over the wireless links between the at least one transmitting device and the at least one receiving device using a plurality of candidate waveforms;

selecting a first waveform from the plurality of candidate waveforms in accordance with a waveform selection criteria for a first data transmission and selecting a second waveform from the plurality of candidate waveforms in accordance with the waveform selection criteria for a second data transmission; and

concurrently transmitting, by the at least one transmitting device, the first data transmission using the first waveform and the second data transmission using the second waveform over the wireless links between the at least one transmitting device and the at least one receiving device, wherein both the first data transmission and the second data transmission carry modulated data, and wherein the first data transmission and the second data transmission are transmitted by a single transmitting device to different receiving devices.

29. A method of waveform adaptation, the method comprising:

establishing, by at least one transmitting device, wireless links between the at least one transmitting device and at least one receiving device, wherein the at least one transmitting device is capable of communicating data over the wireless links between the at least one transmitting device and the at least one receiving device using a plurality of candidate waveforms;

selecting a first waveform from the plurality of candidate waveforms in accordance with a waveform selection criteria for a first data transmission and selecting a second waveform from the plurality of candidate waveforms in accordance with the waveform selection criteria for a second data transmission; and

concurrently transmitting, by the at least one transmitting device, the first data transmission using the first waveform and the second data transmission using the second waveform over the wireless links between the at least one transmitting device and the at least one receiving device, wherein both the first data transmission and the second data transmission carry modulated data, and wherein the first data transmission and the second data transmission are transmitted by a single transmitting device to a single receiving device over different frequency bands.

30. The method of claim 29 , wherein the first data transmission is transmitted by the single transmitting device to the single receiving device using a grant-based access technique and the second data transmission is transmitted by the single transmitting device to the single receiving device using a grant-less access technique.

31. The method of claim 29 , wherein the first data transmission is transmitted by the single transmitting device to the single receiving device using an orthogonal waveform and the second data transmission is transmitted by the single transmitting device to the single receiving device using a non-orthogonal waveform.