Multimedia streams which use control information to associate audiovisual streams
A system and method for wirelessly transmitting audiovisual information. A first plurality of packets including audiovisual information may be generated. A second plurality of packets including error correction coding information for the audiovisual information may be generated. Control information for associating the error correction coding information with the audiovisual information may be generated, and a third plurality of packets including the control information may also be generated. The plurality of packets, including the first, second, and third pluralities of packets, may be transmitted to a mobile device in a wireless manner. The control information may inform the mobile device of the association of the first error correction coding information with the audiovisual information.
1. A wireless device, comprising:
an antenna; and
receiver logic,
wherein the antenna and the receiver logic are configured to:
receive control information indicating that a first stream and a second stream are associated;
receive the first stream, wherein the first stream comprises audiovisual information;
determine that the second stream is not received; and
process and present the audiovisual information comprised in the first stream based at least in part on determining that the second stream is not received.
2. The wireless device of claim 1 , wherein the antenna and the receiver logic are further configured to:
receive control information indicating that the first stream is transmitted at a different time than the second stream.
3. The wireless device of claim 1 ,
wherein the control information indicating that the first stream and the second stream are associated is received separately from the first stream.
4. The wireless device of claim 1 ,
wherein the second stream comprises audiovisual information, wherein the audiovisual information comprised in the first stream and the audiovisual information comprised in the second stream are at least partially complementary.
5. The wireless device of claim 1 ,
wherein the first stream and the second stream each comprise forward error correction, wherein the forward error correction comprised in the first stream comprises different forward error correction relative to the forward error correction comprised in the second stream.
6. The wireless device of claim 1 , wherein the antenna and the receiver logic are further configured to, at a different time:
receive the second stream, wherein the second stream comprises audiovisual information;
process the audiovisual information comprised in the first stream and the audiovisual information comprised in the second stream together based at least in part on the control information indicating that the first stream and the second stream are associated.
7. The wireless device of claim 1 ,
wherein the wireless device is a mobile wireless device.
8. A system, comprising:
receiver logic configured to cause a wireless device to:
receive control information indicating that a first stream and a second stream are associated;
receive the first stream, wherein the first stream comprises audiovisual information;
determine that the second stream is not received; and
process the audiovisual information comprised in the first stream based at least in part on determining that the second stream is not received.
9. The system of claim 8 , wherein the receiver logic is further configured to cause the wireless device to:
receive control information indicating that the first stream is transmitted at a different time than the second stream.
10. The system of claim 8 ,
wherein the control information indicating that the first stream and the second stream are associated is received separately from the first stream.
11. The system of claim 8 ,
wherein the second stream comprises audiovisual information, wherein the audiovisual information comprised in the first stream and the audiovisual information comprised in the second stream are at least partially complementary.
12. The system of claim 8 ,
wherein the first stream and the second stream each comprise forward error correction, wherein the forward error correction comprised in the first stream comprises different forward error correction relative to the forward error correction comprised in the second stream.
13. The system of claim 8 , wherein the receiver logic is further configured to cause the wireless device to, at a different time:
receive the second stream, wherein the second stream comprises audiovisual information;
process the audiovisual information comprised in the first stream and the audiovisual information comprised in the second stream together based at least in part on the control information indicating that the first stream and the second stream are associated.
14. The system of claim 8 ,
wherein the wireless device is a mobile wireless device.
15. A method, wherein the method comprises:
by a wireless device:
receiving control information indicating that a first stream and a second stream are associated;
receiving the first stream, wherein the first stream comprises audiovisual information;
determining that the second stream is not received; and
processing and presenting the audiovisual information comprised in the first stream based at least in part on determining that the second stream is not received.
16. The method of claim 15 , wherein the method further comprises:
receiving control information indicating that the first stream is transmitted at a different time than the second stream.
17. The method of claim 15 ,
wherein the control information indicating that the first stream and the second stream are associated is received separately from the first stream.
18. The method of claim 15 ,
wherein the second stream comprises audiovisual information, wherein the audiovisual information comprised in the first stream and the audiovisual information comprised in the second stream are at least partially complementary.
19. The method of claim 15 ,
wherein the first stream and the second stream each comprise forward error correction, wherein the forward error correction comprised in the first stream comprises different forward error correction relative to the forward error correction comprised in the second stream.
20. The method of claim 15 , wherein the method further comprises, at a different time:
receiving the second stream, wherein the second stream comprises audiovisual information;
processing the audiovisual information comprised in the first stream and the audiovisual information comprised in the second stream together based at least in part on the control information indicating that the first stream and the second stream are associated.
21. A method for generating information streams for wireless transmission, wherein the method comprises:
receiving information for wireless transmission;
generating a first stream and a second stream, wherein each of the first stream and the second stream comprise a portion of the information, wherein each of the first stream and the second stream comprise error correction coding information for the information;
generating control information indicating that the first stream and the second stream are associated; and
using the control information to associate the first stream with the second stream and configure the first stream and the second stream for wireless transmission.
22. The method of claim 21 ,
wherein the first stream and the second stream comprise different error correction coding rates.
23. The method of claim 21 ,
wherein the first stream and the second stream comprise different types of error correction coding schemes.
24. The method of claim 21 , wherein the method further comprises:
combining the first stream and the second stream for wireless transmission.
25. The method of claim 21 , wherein the method further comprises:
multiplexing the first stream and the second stream for wireless transmission.
26. The method of claim 21 ,
wherein at least a portion of the information for wireless transmission comprises audiovisual information.
27. The method of claim 21 , wherein the method further comprises:
transmitting the first stream, the second stream, and the control information in a wireless manner.
28. The method of claim 21 ,
wherein the first stream and the second stream are encoded according to a television broadcast standard.
29. The method of claim 21 ,
wherein the information is packetized according to an Advanced Television Standards Committee (ATSC) standard.
30. The method of claim 21 , wherein the method further comprises:
generating header information for one or more of the first stream or the second stream, wherein the header information includes the control information.
31. The method of claim 21 ,
wherein the control information further comprises a field indicative of a type of error correction coding used to generate the error correction coding information for one or more of the first stream or the second stream.
32. The method of claim 31 ,
wherein a length of the field is four bits.
33. The method of claim 21 ,
wherein the first stream comprises error correction coding of a first type and one or more packets, wherein the second stream comprises error correction coding of a second type and one or more packets.
34. The method of claim 33 ,
wherein a code rate of the first type is different than a code rate of the second type.
35. A system for generating information streams for wireless transmission, wherein the system comprises:
an input for receiving information for wireless transmission; and
transmit logic coupled to the input, wherein the transmit logic is configured to:
generate a first stream and a second stream, wherein each of the first stream and the second stream comprise a portion of the information, wherein each of the first stream and the second stream comprise error correction coding information for the information;
generate control information indicating that the first stream and the second stream are associated; and
combine the first stream and the second stream for wireless transmission.
36. The system of claim 35 ,
wherein the first stream and the second stream comprise different error correction coding rates.
37. The system of claim 35 ,
wherein the first stream and the second stream comprise different types of error correction coding schemes.
38. The system of claim 35 ,
wherein at least a portion of the information for wireless transmission comprises audiovisual information.
39. The system of claim 35 ,
wherein the system further comprises a transmitter coupled to the transmit logic, wherein the transmitter is configured to:
transmit the first stream, the second stream, and the control information in a wireless manner.
40. The system of claim 35 ,
wherein the first stream and the second stream are encoded according to a television broadcast standard.
41. The system of claim 35 ,
wherein the information is packetized according to an Advanced Television Standards Committee (ATSC) standard.
42. A wireless device, comprising:
an antenna; and
receiver logic,
wherein the receiver logic is configured to:
receive control information indicating that a first stream and a second stream are associated;
receive the first stream and the second stream, wherein each of the first stream and the second stream comprise error correction coding information;
process content information comprised in the first stream; and
process content information comprised in the second stream based at least in part on processing the content information comprised in the first stream.
43. The wireless device of claim 42 ,
wherein the first stream and the second stream comprise different error correction coding rates.
44. The wireless device of claim 42 ,
wherein the first stream and the second stream comprise different types of error correction coding schemes.
45. The wireless device of claim 42 , wherein the receiver logic is further configured to:
separate the first stream and the second stream.
46. The wireless device of claim 42 , wherein the receiver logic is further configured to:
demultiplex the first stream and the second stream.
47. The wireless device of claim 42 ,
wherein at least a portion of the content information comprised in the first stream and the second stream comprises audiovisual information.
48. The wireless device of claim 42 ,
wherein the first stream and the second stream are encoded according to a television broadcast standard.
49. The wireless device of claim 42 ,
wherein the first stream and the second stream comprise content information packetized according to an Advanced Television Standards Committee (ATSC) standard.
50. The wireless device of claim 42 , wherein the receiver logic is further configured to:
receive the control information in a header of one or more of the first stream or the second stream.
51. The wireless device of claim 42 ,
wherein the control information further comprises a field indicative of a type of error correction coding used to generate the error correction coding information for one or more of the first stream or the second stream.
52. The wireless device of claim 51 ,
wherein a length of the field is four bits.
53. The wireless device of claim 42 ,
wherein the first stream comprises error correction coding of a first type and one or more packets, wherein the second stream comprises error correction coding of a second type and one or more packets.
54. The method of claim 53 ,
wherein a code rate of the first type is different than a code rate of the second type.