| 主权项 |
1. A video playback system, comprising:
a content provider server, configured to operably provide video signals of a first video and a second video; a video decoder, configured to operably communicate with the content provider server via internet; a display, coupled with the video decoder and configured to operably display video content outputted from the video decoder; a playback control server, configured to operably control the video decoder via internet; a first mobile communication device, configured to operably transmit a first selection message to the playback control server via internet at a first time point and the first selection message comprising a first control request; a second mobile communication device, configured to operably transmit a second selection message to the playback control server via internet at a second time point and the second selection message comprising a second control request, wherein the first time point is before the second time point; and a billing system, to operably update billing records of the first mobile communication device and the second mobile communication device; wherein when the playback control server receives the first control request at the first time point, the playback control server verifies whether the first mobile communication device matches with a predetermined group relationship, if the first mobile communication device matches with the predetermined group relationship, the playback control server gives a control right of the video decoder to the first mobile communication device and then utilizes the video decoder to receive and decode video signals of the first video according to the first selection message and an accessing right of the first mobile communication device; wherein when the playback server receives the second control request after the second time point, the playback control server verifies whether the second mobile communication device matches with the predetermined group relationship, if the second mobile communication device matches with the predetermined group relationship, the playback control server gives the control right of the video decoder to the second mobile communication device and then utilizes the video decoder to receive and decode video signals of the second video according to the second selection message and an accessing right of the second mobile communication device; wherein the content provider server informs the billing system of a first purchase of the first video by the first mobile communication device and a second purchase of the second video by the second mobile communication device via the internet; and wherein the billing system charge the first purchase of the first video made by the first mobile communication device and the second purchase of the second video made by the second mobile communication device separately. |
