Invention Grant
US08724023B2 System and method for transporting an ancillary data packet in the active area of a video stream
有权
用于在视频流的活动区域中传送辅助数据分组的系统和方法
- Patent Title: System and method for transporting an ancillary data packet in the active area of a video stream
- Patent Title (中): 用于在视频流的活动区域中传送辅助数据分组的系统和方法
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Application No.: US11221086Application Date: 2005-09-06
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Publication No.: US08724023B2Publication Date: 2014-05-13
- Inventor: Bradley William Walker , Matthew John Fritz
- Applicant: Bradley William Walker , Matthew John Fritz
- Applicant Address: US TX Dallas
- Assignee: Texas Instruments Incorporated
- Current Assignee: Texas Instruments Incorporated
- Current Assignee Address: US TX Dallas
- Agent Warren L. Franz; Wade J. Brady, III; Frederick J. Telecky, Jr.
- Main IPC: H04N7/167
- IPC: H04N7/167 ; H04N7/00

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.
Public/Granted literature
- US20060053471A1 System and method for transporting an ancillary data packet in the active area of a video stream Public/Granted day:2006-03-09
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