Video streaming based upon wireless quality
View Patent ↗What is disclosed is a method of operating a video system. The method includes, in a video server, monitoring a quality indicator for wireless communications between a wireless communication system and a wireless communication device, transferring reference frames of a video for delivery to the wireless communication device over the wireless communication system if the quality indicator indicates a particular quality level and stopping the transfer of the reference frames if the quality indicator does not indicate the particular quality level, and transferring update frames of the video for delivery to the wireless communication device over the wireless communication system without regard to whether the quality indicator indicates the particular quality level. The method also includes, in the wireless communication device, receiving the reference frames and the update frames of the video over the wireless communication system, and displaying the video.
1. A method of operating a video system comprising:
in a video server, monitoring a quality indicator for wireless communications between a wireless communication system and a wireless communication device;
in the video server, transferring reference frames of a video for delivery to the wireless communication device over the wireless communication system if the quality indicator indicates a particular quality level and stopping the transfer of the reference frames if the quality indicator does not indicate the particular quality level;
in the video server, transferring update frames of the video for delivery to the wireless communication device over the wireless communication system without regard to whether the quality indicator indicates the particular quality level;
in the wireless communication device, receiving the reference frames and the update frames of the video over the wireless communication system; and
in the wireless communication device, displaying the video.
2. The method of operating the video system of claim 1 , further comprising:
in the video server, transferring the reference frames over a first logical transport link and the update frames over a second logical transport link; and
in the wireless communication device, receiving the reference frames over the first logical transport link and the update frames over the second logical transport link and determining a playback sequence among the reference frames and the update frames.
3. The method of operating the video system of claim 2 , wherein the first logical transport link comprises a first transportation port and the second logical transport link comprises a second transportation port.
4. The method of operating the video system of claim 1 , wherein the reference frames of the video comprise MPEG I-frames and the update frames of the video comprise at least one of MPEG P-frames and MPEG B-frames.
5. The method of operating the video system of claim 1 , further comprising:
in the video server, querying a base station associated with the wireless communication device for the quality indicator;
in the base station, receiving the query, obtaining the quality indicator, and transferring the quality indicator; and
in the video server, receiving the quality indicator.
6. The method of operating the video system of claim 1 , further comprising:
in the wireless communication device, determining the quality indicator of the wireless communications and transferring the quality indicator;
in the video server, receiving the quality indicator.
7. The method of operating the video system of claim 1 , wherein the quality indicator indicates a signal-to-noise ratio of the wireless communications with the wireless communication device at the wireless communication system.
8. The method of operating the video system of claim 1 , wherein the quality indicator indicates a signal-to-noise ratio of the wireless communications with the wireless communication system at the wireless communication device.
9. The method of operating the video system of claim 1 , wherein the quality indicator comprises an RF quality of the wireless communications and the particular quality level comprises a threshold level of an RF quality of the wireless communications, and
in the video server, stopping the transfer of the reference frames of the video if the quality indicator falls below the threshold level.
10. The method of operating the video system of claim 1 , wherein the quality indicator comprises a present bandwidth of the wireless communications and the particular quality level comprises a threshold bandwidth level of the wireless communications, and
in the video server, stopping the transfer of the reference frames of the video if the quality indicator falls below the threshold level.
11. A method of operating a video system, comprising:
in a video server, receiving a request for a video from a wireless communication device over a wireless communication system;
in the video server, requesting a quality indicator from a base station associated with the wireless communication device, wherein the quality indicator indicates a quality of wireless communications between the wireless communication device and the wireless communication system;
in the video server, requesting the video from a media storage system;
in the media storage system, processing the request for the video and transferring the video to the video server;
in the video server, monitoring the quality indicator and transferring reference frames of the video for delivery to the wireless communication device over the wireless communication system if the quality indicator indicates a particular quality level and stopping the transfer of the reference frames if the quality indicator does not indicate the particular quality level;
in the video server, transferring update frames of the video for delivery to the wireless communication device over the wireless communication system without regard to whether the quality indicator indicates the particular quality level.
12. The method of operating the video system of claim 11 , further comprising:
in the video server, transferring the reference frames of the video over a first logical transport link and the update frames of the video over a second logical transport link; and
in the wireless communication device, receiving the reference frames of the video over the first logical transport link and the update frames of the video over the second logical transport link and determining a playback sequence among the reference frames of the video and the update frames of the video.
13. The method of operating the video system of claim 12 , wherein the first logical transport link comprises a first transportation port of the wireless communication device and the second logical transport link comprises a second transportation port of the wireless communication device.
14. The method of operating the video system of claim 11 , wherein the reference frames of the video comprise MPEG I-frames and the update frames of the video comprise at least one of MPEG P-frames and MPEG B-frames.
15. The method of operating the video system of claim 11 , wherein the quality indicator indicates a signal-to-noise ratio of the wireless communications with the wireless communication device.
16. The method of operating the video system of claim 11 , wherein the quality indicator comprises a present bandwidth of the wireless communications and the particular quality level comprises a threshold bandwidth level of the wireless communications, and
in the video server, stopping the transfer of the reference frames of the video if the quality indicator falls below the threshold level.
17. The method of operating the video system of claim 11 , wherein the quality indicator comprises an RF quality of the wireless communications and the particular quality level comprises a threshold level of an RF quality of the wireless communications, and
in the video server, stopping the transfer of the reference frames of the video if the quality indicator falls below the threshold level.
18. A communication system comprising:
a wireless communication device and a wireless communication system configured to exchange wireless communications;
the wireless communication system configured to receive a request from the wireless communication device for a video, and transfer the request for the video to a video server;
the video server configured to receive the request for the video;
the video server configured to monitor a quality indicator of the wireless communications and transfer reference frames of the video for delivery to the wireless communication device over the wireless communication system if the quality indicator indicates a particular quality level and stop the transfer of the reference frames if the quality indicator does not indicate the particular quality level;
the video server configured to transfer update frames of the video for delivery to the wireless communication device over the wireless communication system without regard to whether the quality indicator indicates the particular quality level;
the wireless communication device configured to receive the video, process the reference frames and the update frames to determine a playback sequence of the video, and display the video in the playback sequence.