Energy-efficient push/poll notification service

1. One or more non-transitory computer-readable storage media having computer-executable instructions thereon which, when executed by a processor of a telecommunications device, implement operations comprising:

determining, at the telecommunications device, a respective energy efficiency indicator for each of multiple, different communications channels between the telecommunications device and a corresponding plurality of sources of multimedia/notification service data, wherein individual ones of the respective energy efficiency indicators are indicative of energy requirements for receiving multimedia/notification service data via the respective communications channel and the sources of multimedia/notification service data include at least one multimedia/notification service server, at least one push notification service server that provides session information, and a storage system, and wherein the determining comprises:

estimating a first delay for communications over a communications channel between the telecommunications device and the at least one multimedia/notification service server;

estimating a second delay for communications over a communications channel between the telecommunications device and the at least one push notification service server;

estimating a third delay for communications over a communications channel between the telecommunications device and the storage system; and

estimating the energy efficiency indicators based at least in part on the first, the second, and the third delays;

comparing the energy efficiency indicators;

selecting, at the telecommunications device, one communication channel of the multiple, different communications channels as a notification session channel based at least in part on the comparison of the energy efficiency indicators; and

acquiring, at the telecommunications device, via the notification session channel, multimedia/notification service data.

2. The one or more non-transitory computer-readable storage media of claim 1 , wherein determining an energy efficiency indicator for each of the multiple communications channels between the telecommunications device and the corresponding sources of multimedia/notification service data comprises:

determining a first energy efficiency indicator for a communications channel between the telecommunications device and the at least one multimedia/notification service server;

determining a second energy efficiency indicator for a communications channel between the telecommunications device and the at least one push notification service server; and

determining a third energy efficiency indicator for a communications channel between the telecommunications device and the storage system.

3. The one or more non-transitory computer-readable storage media of claim 2 , wherein comparing the energy efficiency indicators comprises:

determining either a minimum estimated energy consumption rate or a maximum estimated energy efficiency based at least in part on the first, the second, and the third energy efficiency indicators.

4. The one or more non-transitory computer-readable storage media of claim 1 , wherein comparing the energy efficiency indicators comprises:

determining either a minimum estimated energy consumption rate or a maximum estimated energy efficiency based at least in part on the first, the second, and the third delays.

5. The one or more non-transitory computer-readable storage media of claim 1 , the operations further comprising:

signaling at least one source of multimedia/notification service data of the plurality of sources of multimedia/notification service data to initiate a pull notification session.

6. The one or more non-transitory computer-readable storage media of claim 1 , wherein acquiring, via the notification session channel, multimedia/notification service data comprises:

pulling the multimedia/notification service data, via the notification session channel, from the storage system.

7. The one or more non-transitory computer-readable storage media of claim 6 , wherein the storage system is a cloud storage system.

8. The one or more non-transitory computer-readable storage media of claim 6 , wherein pulling the multimedia/notification service data, via the notification session channel, from the storage system comprises:

pulling, in a batch, multimedia/notification service data for multiple notification consumers executing at the telecommunications device.

9. The one or more non-transitory computer-readable storage media of claim 1 , the operations further comprising:

determining whether at least one state of the telecommunications device changes;

re-selecting one communication channel of the multiple communications channels as a new notification session channel based at least in part on determining that at least one state of the telecommunications device has changed.

10. A method implemented on a telecommunications device by a processor configured to execute instructions that, when executed by the processor, direct the telecommunications device to perform acts comprising:

acquiring multimedia/notification service data from a first source of a plurality of sources of multimedia/notification service data;

determining, at the telecommunications device, respective energy efficiency indicator for each of multiple, different communications channels between the telecommunications device and the corresponding plurality of sources of multimedia/notification service data, wherein individual ones of the respective energy efficiency indicators are indicative of energy requirements for receiving multimedia/notification service data via the respective communications channel and the sources of multimedia/notification service data include at least one multimedia/notification service server, at least one push notification service server that provides session information, and a storage system, and wherein the determining comprises:

estimating a first delay for communications over a communications channel between the telecommunications device and the at least one multimedia/notification service server;

estimating a second delay for communications over a communications channel between the telecommunications device and the at least one push notification service server;

estimating a third delay for communications over a communications channel between the telecommunications device and the storage system; and

estimating the energy efficiency indicators based at least in part on the first, the second, and the third delays;

comparing the energy efficiency indicators; and

acquiring multimedia/notification service data from a second source of the plurality of sources of multimedia/notification service data based at least in part on the comparing the energy efficiency indicators, wherein the second source of multimedia/notification service data is different from the first source of multimedia/notification service data.

11. The method of claim 10 , wherein acquiring multimedia/notification service data from a first source of multimedia/notification service data comprises:

receiving, via a push, the multimedia/notification service data from the push notification service server.

12. The method of claim 11 , wherein acquiring multimedia/notification service data from a second source of multimedia/notification service data comprises:

retrieving, via a pull, the multimedia/notification service data from at least one of (a) the at least one multimedia/notification service server and (b) the storage system.

13. The method of claim 12 , further comprising:

signaling the push notification service server to cause multimedia/notification service data to be stored at the storage system.

14. The method of claim 13 , wherein in response to the signal, the push notification service server either (a) forwards multimedia/notification service data to the storage system or (b) signals the one or more at least one multimedia/notification service servers to provide the multimedia/notification service data to the storage system.

15. The method of claim 11 , wherein the first source of multimedia/notification service data is the push notification server, the method further comprising:

initiating a push session between the telecommunications device and the push notification server, wherein the push notification server pushes the multimedia/notification service data to the telecommunications device in accordance with push session information;

acquiring, by the telecommunications device, at least a portion of the push session information;

terminating, after the telecommunications device acquires the at least a portion of the push session information, the push session between the telecommunications device and the push notification server; and

initiating a pull session between the telecommunications device and the second source of multimedia/notification service data based at least in part on the at least a portion of the push session information.

16. The method of claim 10 , wherein the second source is at least one of (a) the at least one multimedia/notification service server and (b) the storage system.

17. The method of claim 16 , wherein the storage system is a cloud storage system.

18. A telecommunications device comprising:

at least a first transceiver having a first communications interface and a second transceiver having second communications interface that is different from the first communications interface;

a processor; and

a memory having instructions stored thereon, the instructions, when executed by the processor, direct the telecommunications device to perform acts comprising:

for both the first and the second transceivers, determining a respective energy efficiency indicator for each of multiple, different communications channels between the telecommunications device and a corresponding plurality of sources of multimedia/notification service data, wherein the respective energy efficiency indicators are indicative of energy requirements for receiving multimedia/notification service data via the respective communications channels and the plurality of sources of multimedia/notification service data include at least one push notification service server and at least a second source of multimedia/notification service data, the second source of multimedia/notification service data being at least one of a multimedia/notification service server and a storage system, and wherein for both the first and the second transceivers, determining an energy efficiency indicator for multiple communications channels between the telecommunications device and sources of multimedia/notification service data comprises:

determining a first energy efficiency indicator for a communications channel, over the first transceiver, between the telecommunications device and the at least one push notification service server;

determining a second energy efficiency indicator for a communications channel, over the second transceiver, between the telecommunications device and the at least one push notification service server;

determining a third energy efficiency indicator for a communications channel, over the first transceiver, between the telecommunications device and the second source of multimedia/notification service data; and

determining a fourth energy efficiency indicator for a communications channel, over the second transceiver, between the telecommunications device and the second source of multimedia/notification service data;

comparing the energy efficiency indicators;

selecting one communications channel of the multiple, different communications channels as a notification session channel based at least in part on the comparison of the energy efficiency indicators; and

acquiring, via the notification session channel, multimedia/notification service data.

19. The telecommunications device of claim 18 , wherein the first communications interface of the first transceiver is a radio interface employed by a cellular communications network.

20. The telecommunications device of claim 18 , wherein the second communications interface of the second transceiver is a point-to-point communications interface.

21. The telecommunications device of claim 18 , wherein selecting one communication channel of the multiple communications channels as a notification session channel based at least in part on the comparison of the energy efficiency indicators comprises:

selecting the communication channel having either a minimum estimated energy consumption rate or a maximum estimated energy efficiency.

22. The method of claim 10 , wherein determining the energy efficiency indicator for each of the multiple communications channels between the telecommunications device and the corresponding sources of multimedia/notification service data comprises:

determining a first energy efficiency indicator for a communications channel between the telecommunications device and the at least one multimedia/notification service server;

determining a second energy efficiency indicator for a communications channel between the telecommunications device and the at least one push notification service server; and

determining a third energy efficiency indicator for a communications channel between the telecommunications device and the storage system.

23. The telecommunications device of claim 18 , wherein determining the energy efficiency indicator for each of the multiple communications channels between the telecommunications device and the corresponding sources of multimedia/notification service data comprises:

estimating a first delay for communications over the communications channel over the first transceiver, between the telecommunications device and the at least one push notification service server;

estimating a second delay for communications over the communications channel over the second transceiver, between the telecommunications device and the at least one push notification service server;

estimating a third delay for communications over the communications channel over the first transceiver, between the telecommunications device and the second source of multimedia/notification service data;

estimating a fourth delay for the communications over the communications channel over the second transceiver, between the telecommunications device and the second source of multimedia/notification service data; and

estimating the energy efficiency indicators based at least in part on the first, the second, the third, and the fourth delays.