Methods and apparatus for creation and transport of multimedia content flows

• US 7,912,457 B2
• Filed: 04/20/2005
• Issued: 03/22/2011
• Est. Priority Date: 04/21/2004
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Chandhok, Ravinder Paul (Rob), Krishnan, Ranganathan, Parekh, Nileshkumar J.
• Primary Examiner(s): RAMPURIA, SHARAD K
• Application Number:
  US11/111,050
• Publication Number:
  US 20060209694A1
• Time in Patent Office: 2,162 Days
• Field of Search: 4554121-4122, 455/466, 455/3.05, 4554141-4143, 370/235, 370/338, 370/352, 340/7.22, 709/206, 705 1467- 1468
• US Class Current: 455/414.3
• CPC Class Codes: G06Q 30/0264 based upon schedule
• CPC Class Codes: G06Q 30/0272 Period of advertisement exposure
• CPC Class Codes: H04L 12/1859 adapted to provide push services, e.g. data channels
• CPC Class Codes: H04L 12/189 in combination with wireless systems selective distribution or broadcast in wireless communication networks H04W4/06
• CPC Class Codes: H04L 47/10 Flow control; Congestion control
• CPC Class Codes: H04L 47/28 in relation to timing considerations
• CPC Class Codes: H04L 65/1101 Session protocols
• CPC Class Codes: H04L 65/611 for multicast or broadcast systems for broadcast or conference H04L12/18; arrangements for broadcast or distribution combined with broadcast H04H20/00; arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time H04H60/00; selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS], H04W4/06
• CPC Class Codes: H04L 67/62 Establishing a time schedule for servicing the requests
• CPC Class Codes: H04W 72/30 Resource management for broadcast services
• CPC Class Codes: H04W 8/04 Registration at HLR or HSS [Home Subscriber Server]

Abstract

System for creation and transport of multimedia content flows. The system includes a method for transporting a content flow to a wireless access network for broadcast to devices coupled to the wireless access network. The method includes transmitting a request message to add the content flow to the wireless access network, wherein the request message includes a scheduled delivery time. The method also includes receiving a response message indicating that the content flow will be added to the wireless access network, waiting until the scheduled delivery time, and delivering the content flow to the wireless access network.

Claims

1. A method of interfacing a content server with a wireless network, the method comprising:

transmitting a request message from the content server to the wireless network requesting the wireless network schedule delivery of a content flow across the wireless network to a plurality of devices, wherein the request message includes parameters including a scheduled delivery time;

receiving, at the content server, a response message from the wireless network indicating whether the content flow will be delivered by the wireless network; and

if the response message indicates that the wireless network will deliver the content flow, waiting until the scheduled delivery time and transmitting the content flow from the content server to the wireless network;

wherein when the response message indicates that the content flow is not authorized to be added to the wireless network, the method further comprising;

adjusting one or more parameters associated with the content flow;

transmitting, from the content server to the wireless network, a new request message, based on the one or more adjusted parameters.

2. The method of claim 1, further comprising:

transmitting a second request message from the content server to the wireless network, the second request message requesting a modification to the content flow.

3. The method of claim 1, further comprising:

transmitting a second request message from the content server to the wireless network, the second request message requesting the wireless network delete the content flow.

4. The method of claim 1, further comprising:

transmitting a second request message from the content server to the wireless network, the second request message requesting a latency time of the content flow.

5. The method of claim 1, wherein the content flow comprises a non real-time media clip.

6. The method of claim 1, wherein the content flow is transmitted over a bearer channel to the wireless network.

7. The method of claim 1, wherein the one or more parameters comprise at least one of a rate parameter and a quality of service rate parameter.

8. The method of claim 1, wherein the response message comprises information such as number of devices registered to receive the content flow.

9. The method of claim 1, further comprising negotiating one or more parameters associated with the content flow based on one or more acceptable parameters included in the response message.

10. A content server comprising:

transmitting logic that transmits a request message to a wireless network requesting the wireless network schedule delivery of a content flow across the wireless network to a plurality of devices, wherein the request message includes at least one parameter including a scheduled delivery time;

receiving logic that receives a response message from the wireless network indicating whether the content flow will be delivered across the wireless network;

waiting logic that operates to wait until the scheduled delivery time; and

a bearer channel that operates to deliver the content flow to the wireless network;

wherein the receiving logic comprises;

logic that operates to adjust one or more parameters associated with the content flow when the response message indicates that the content flow will not be delivered;

logic that operates to transmit, to the wireless network, a new request message to deliver the content flow, wherein the new request message includes the one or more adjusted parameters.

11. The content server of claim 10, wherein the transmitting logic operates to transmit a second request message to modify the content flow to the wireless network.

12. The content server of claim 10, wherein the transmitting logic operates to transmit a second request message to delete the content flow to the wireless network.

13. The content server of claim 10, wherein the transmitting logic operates to transmit a second request message to the wireless network to obtain a latency time of the content flow.

14. The content server of claim 10, wherein the content flow comprises a non real-time media clip.

15. The content server of claim 10, wherein the one or more parameters comprise at least one of a rate parameter and a quality of service rate parameter.

16. The content server of claim 10, wherein the response comprises information such as number of devices registered to receive the content flow.

17. The content server of claim 10, further comprising logic that operates to negotiate one or more parameters associated with the content flow based on one or more acceptable parameters included in the response message.

18. A content server comprising:

means for transmitting a request message to a wireless network requesting the wireless network schedule delivery of a content flow across the wireless network to a plurality of devices, wherein the request message includes at least one parameter including a scheduled delivery time;

means for receiving a response message indicating whether the content flow will be added to the wireless network;

means for waiting until the scheduled delivery time; and

means for delivering the content flow to the wireless network;

wherein the means for receiving comprises;

means for adjusting one or more parameters associated with the content flow when the response message indicates that the wireless network will not deliver the content flow; and

means for transmitting a new request message to deliver the content flow to the wireless network, wherein the new request message includes the one or more adjusted parameters.

19. The content server of claim 18, further comprising:

means for transmitting a second request message to the wireless network requesting a modification of the content flow.

20. The content server of claim 18, further comprising:

means for transmitting a second request message to the wireless network requesting deletion of the content flow.

21. The content server of claim 18, further comprising:

means for transmitting a second request message to the wireless network requesting a latency time of the content flow.

22. The content server of claim 18, wherein the content flow comprises a non real-time media clip.

23. The content server of claim 18, wherein the means for delivering comprises means for transmitting the content flow over a bearer channel to the wireless network.

24. The content server of claim 18, wherein the one or more parameters comprise at least one of a rate parameter and a quality of service rate parameter.

25. The content server of claim 18, wherein the response message comprises information such as number of devices registered to receive the content flow.

26. The content server of claim 18, further comprising means for negotiating one or more parameters associated with the content flow based on one or more acceptable parameters included in the response message.

27. A non-transitory computer-readable media comprising:

instructions for transmitting a request message from a content server to a wireless network requesting the wireless network schedule delivery of a content flow to a plurality of devices, wherein the request message includes at least one parameter including a scheduled delivery time;

instructions for receiving a response message from the wireless network indicating the wireless network will deliver the content flow; and

instructions for, if the wireless network will deliver the content flow, waiting until the scheduled delivery time and transmitting the content flow to the wireless network;

wherein the instructions for receiving comprise;

instructions for adjusting one or more parameters associated with the content flow in the event the response message indicates that the wireless network will not deliver the content flow; and

instructions for transmitting a new request message to add the content flow to the wireless network, wherein the new request message includes the one or more adjusted parameters.

28. The non-transitory computer-readable media of claim 27, further comprising:

instructions for transmitting a second request message to modify the content flow.

29. The computer-readable media of claim 27, further comprising:

instructions for transmitting a second request message to delete the content flow.

30. The computer-readable media of claim 27, further comprising:

instructions for transmitting a second request message to obtain a latency time of the content flow.

31. The computer-readable media of claim 27, wherein the content flow comprises a non real-time media clip.

32. The computer-readable media of claim 27, wherein the instructions for waiting and delivering comprise instructions for transmitting the content flow over a bearer channel to the wireless network.

33. The non-transitory computer-readable media of claim 27, wherein the one or more parameters comprise at least one of a rate parameter and a quality of service rate parameter.

34. The non-transitory computer-readable media of claim 27, wherein the response message comprises information such as number of devices registered to receive the content flow.

35. The non-transitory computer-readable media of claim 27, further comprising instructions

for negotiating one or more parameters associated with the content flow based on one or more acceptable parameters included in the response message.

36. A method for operating a wireless network to deliver a content flow to a plurality of devices, the method comprising:

receiving a request message from a content server to schedule delivery of a content flow across the wireless network to a plurality of devices, wherein the request message includes parameters including a scheduled delivery time;

transmitting a response message to the content sever indicating whether the content flow will be added to the wireless network; and

receiving the content flow at the scheduled delivery time for delivery to the devices;

wherein the act of transmitting comprises transmitting a response message indicating that the content flow will not be delivered by the wireless network, wherein the response message comprises one or more acceptable parameters.

37. The method of claim 36, further comprising:

receiving a second request message from the content server to modify the content flow; and

transmitting a second response message to the content server indicating that the modification to the content flow will be accepted.

38. The method of claim 36, further comprising:

receiving a second request message from the content server to delete the content flow; and

transmitting a second response message to the content server indicating that the content flow will be deleted.

39. The method of claim 36, further comprising:

receiving a second request message from the content server to obtain a latency time of the content flow; and

transmitting a second response message to the content server indicating the latency time of the content flow.

40. The method of claim 36, wherein the content flow comprises a non real-time media clip.

41. The method of claim 36, wherein the content flow is received over a bearer channel.

42. The method of claim 36, further comprising multicasting or broadcasting the content flow over the wireless network.

43. A wireless network comprising:

receiving logic that operates to receive a request message from a content server, the request message requesting the wireless network schedule delivery of a content flow across the wireless network to a plurality of devices, the request message including a scheduled delivery time;

transmitting logic that operates to transmit a response message indicating whether the content flow will be added to the wireless network; and

content receiving logic that operates to receive the content flow for broadcast to the devices;

wherein when the transmitting logic transmits a negative response message indicating that the content flow will not be added to the wireless network, the negative response message comprises one or more acceptable parameters.

44. The wireless network of claim 43, wherein the receiving logic operates to receive a second request message to modify the content flow, and the transmitting logic operates to transmit a second response message indicating that the modification to the content flow will be accepted.

45. The wireless network of claim 43, wherein the receiving logic operates to receive a second request message to delete the content flow, and the transmitting logic operates to transmit a second response message indicating that the content flow will be deleted.

46. The wireless network of claim 43, wherein the receiving logic operates to receive a second request message to obtain a latency time of the content flow, and the transmitting logic operates to transmit the latency time of the content flow.

47. The wireless network of claim 43, wherein the content flow comprises a non real-time media clip.

48. The wireless network of claim 43, wherein the content receiving logic operates to receive the content flow over a bearer channel.

49. The wireless network of claim 43, further comprising logic that operates to multicast or broadcast the content flow over the wireless network.

50. A wireless network comprising:

means for receiving a request message from a content server to schedule a multicast of a content flow to a plurality of devices, wherein the request message includes a scheduled delivery time;

means for transmitting a response message to the content server indicating whether the content flow will be multicast across the wireless network;

means for receiving the content flow at the scheduled delivery time; and

means for multicasting the content flow to the plurality of device;

wherein the means for transmitting transmits a negative response message indicating that the content flow will not be multicast across the wireless network, wherein the negative response message comprises one or more acceptable parameters.

51. The wireless network of claim 50, further comprising:

means for receiving a second request message to modify the content flow; and

means for transmitting a second response message indicating that the modification to the content flow will be accepted.

52. The wireless network of claim 50, further comprising:

means for receiving a second request message to delete the content flow; and

means for transmitting a second response message indicating that the content flow will be deleted.

53. The wireless network of claim 50, further comprising:

means for receiving a second request message to obtain a latency time of the content flow; and

means for transmitting a second response message indicating the latency time of the content flow.

54. The wireless network of claim 50, wherein the content flow comprises a non real-time media clip.

55. The wireless network of claim 50, wherein the means for receiving the content flow comprises means for receiving the content flow over a bearer channel.

56. A non-transitory computer-readable media comprising instructions for operating a wireless network, the computer-readable media comprising:

instructions for receiving a request message from a content server to schedule delivery of a content flow across the wireless network to a plurality of devices, wherein the request message includes a scheduled delivery time;

instructions for transmitting a response message to the content server indicating whether the content flow will be added to the wireless network; and

instructions for receiving the content flow at the scheduled delivery time for delivery to the devices;

wherein the instructions for transmitting comprise instructions for transmitting one or more acceptable parameters with a negative response message indicating that the content flow will not be delivered across the wireless network.

57. The non-transitory computer-readable media of claim 56, further comprising:

instructions for receiving a second request message to modify the content flow; and

instructions for transmitting a second response message indicating whether the modification to the content flow will be accepted.

58. The non-transitory computer-readable media of claim 56, further comprising:

instructions for receiving a second request message to delete the content flow; and

instructions for transmitting a second response message indicating whether the content flow will be deleted.

59. The non-transitory computer-readable media of claim 56, further comprising:

instructions for receiving a second request message to obtain a latency time of the content flow; and

instructions for transmitting a second response message indicating the latency time of the content flow.

60. The non-transitory computer-readable media of claim 56, wherein the content flow comprises a non real-time media clip.

61. The non-transitory computer-readable media of claim 56, wherein the instructions for receiving the content flow comprise instructions for receiving the content flow over a bearer channel.

62. The non-transitory computer-readable media of claim 56, further comprising instructions for broadcasting or multicasting the content flow over the wireless network.