System and method for transporting an ancillary data packet in the active area of a video stream
First Claim
1. A method for transporting ancillary data in an active area of a video stream, comprising:
- coupling a playback server and a digital video projector with a DVI link;
placing an ancillary data packet of link encryption metadata in a false line of video in an active area of a frame of video at the playback server, a remainder of the active area comprising true lines of video;
transmitting the ancillary data packet from the playback server to a digital video projector through the DVI link;
extracting the ancillary data packet from the frame of video at the digital video projector; and
displaying the remainder of the active area of the frame of video at the digital video projector.
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Abstract
In accordance with the teachings of the present invention, a system and method for transporting an ancillary data packet in the active area of a video stream are provided. In particular embodiments of the present invention, the method includes coupling a playback server and a digital video projector with a DVI link; placing an ancillary data packet of link encryption metadata in a false line of video in an active area of a frame of video at the playback server, a remainder of the active area comprising true lines of video; transmitting the ancillary data packet from the playback server to a digital video projector through the DVI link; extracting the ancillary data packet from the frame of video at the digital video projector; and displaying the remainder of the active area of the frame of video at the digital video projector.
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Citations
20 Claims
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1. A method for transporting ancillary data in an active area of a video stream, comprising:
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coupling a playback server and a digital video projector with a DVI link;
placing an ancillary data packet of link encryption metadata in a false line of video in an active area of a frame of video at the playback server, a remainder of the active area comprising true lines of video;
transmitting the ancillary data packet from the playback server to a digital video projector through the DVI link;
extracting the ancillary data packet from the frame of video at the digital video projector; and
displaying the remainder of the active area of the frame of video at the digital video projector.
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2. A method for transporting ancillary data in an active area of a video stream, comprising:
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placing an ancillary data packet in a false line of video in an active area of a frame of video at the playback server; and
transmitting the ancillary data packet from the playback server to a digital video projector. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A system for transporting ancillary data in an active area of a video stream, comprising:
a digital video projector operable to receive an ancillary data packet in a false line of video in an active area of a frame of video and to extract the ancillary data packet from the frame of video. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
Specification