Systems and methods of configuring a spectral mask

1. A method, comprising:

maintaining, by a transmitting device, a plurality of spectral masks for signal transmissions;

determining, by the transmitting device, a channel to transmit a signal;

selecting, by the transmitting device, a first spectral mask from the plurality of spectral masks, to transmit the signal, the first spectral mask selected according to a mapping of the first spectral mask to the determined channel; and

transmitting, by the transmitting device, the signal in the determined channel to a receiving device according to the first spectral mask.

2. The method of claim 1 , comprising selecting the first spectral mask from the plurality of spectral masks according to a proximity of the channel to a defined frequency.

3. The method of claim 2 , wherein the defined frequency is at 5935 megaHertz.

4. The method of claim 1 , wherein the first spectral mask defines a maximum transmission power across a channel width of the channel, and a fall-off from the maximum transmission power for frequencies beyond a frequency band of the channel width.

5. The method of claim 4 , wherein the fall-off has a first slope for a first frequency band and a second slope for a second frequency band, wherein the first frequency band is between the frequency band of the channel width and the second frequency band.

6. The method of claim 4 , wherein the fall-off has a slope that defines a maximum transmission power of the signal at each of a plurality of frequencies beyond a frequency band of the channel width.

7. The method of claim 1 , comprising:

maintaining, by the transmitting device, a mapping between each of a plurality of channels and at least one corresponding spectral mask of the plurality of spectral masks; and

selecting, by the transmitting device, the first spectral mask according to the mapping between the determined channel and the first spectral mask.

8. The method of claim 7 , wherein selecting the first spectral mask comprises:

determining, by the transmitting device according to the mapping, that the first spectral mask and a second spectral mask are mapped to the determined channel; and

selecting, by the transmitting device, the first spectral mask instead of the second spectral mask, according to a proximity of the determined channel to a defined frequency.

9. The method of claim 1 , wherein the mapping comprises a first mapping, the method further comprising:

maintaining, by the transmitting device, a second mapping between each of a plurality of channels and a corresponding maximum transmission power; and

determining, by the transmitting device, the first spectral mask according to the corresponding maximum transmission power for the determined channel.

10. The method of claim 1 , wherein maintaining the plurality of spectral masks comprises maintaining, by the transmitting device, a first spectral mask defining a first maximum transmission power and a second spectral mask defining a second maximum transmission power.

11. A transmitting device, comprising:

one or more processors configured to:

maintain a plurality of spectral masks for signal transmissions;

determine a channel to transmit a signal;

select a first spectral mask from the plurality of spectral masks, to transmit the signal, the first spectral mask selected according to a mapping of the first spectral mask to the determined channel; and

transmit the signal in the determined channel to a receiving device according to the first spectral mask.

12. The transmitting device of claim 11 , wherein the one or more processors are configured to select the first spectral mask from the plurality of spectral masks according to a proximity of the channel to a defined frequency.

13. The transmitting device of claim 11 , wherein the first spectral mask defines a maximum transmission power across a channel width of the channel, and a fall-off from the maximum transmission power for frequencies beyond a frequency band of the channel width.

14. The transmitting device of claim 13 , wherein the fall-off has a first slope for a first frequency band and a second slope for a second frequency band, wherein the first frequency band is between the frequency band of the channel width and the second frequency band.

15. The transmitting device of claim 13 , wherein the fall-off has a slope that defines a maximum transmission power of the signal at each of a plurality of frequencies beyond a frequency band of the channel width.

16. The transmitting device of claim 11 , wherein the one or more processors are further configured to:

maintain a mapping between each of a plurality of channels and at least one corresponding spectral mask of the plurality of spectral masks; and

select the first spectral mask according to the mapping between the determined channel and the first spectral mask.

17. The transmitting device of claim 16 , wherein selecting the first spectral mask comprises:

determining, according to the mapping, that the first spectral mask and a second spectral mask are mapped to the determined channel; and

selecting the first spectral mask instead of the second spectral mask, according to a proximity of the determined channel to a defined frequency.

18. The transmitting device of claim 11 , wherein the mapping comprises a first mapping, wherein the one or more processors are further configured to:

maintain a second mapping between each of a plurality of channels and a corresponding maximum transmission power; and

determine the first spectral mask according to the corresponding maximum transmission power for the determined channel.

19. The transmitting device of claim 11 , wherein maintaining the plurality of spectral masks comprises maintaining a first spectral mask defining a first maximum transmission power and a second spectral mask defining a second maximum transmission power.

20. A non-transitory computer readable medium storing instructions that, when executed by one or more processors, cause the one or more processors to:

maintain a plurality of spectral masks for signal transmissions;

determine a channel to transmit a signal;

select a first spectral mask from the plurality of spectral masks, to transmit the signal, the first spectral mask selected according to a mapping of the first spectral mask to the determined channel; and

transmit the signal in the determined channel to a receiving device according to the first spectral mask.