Patent Document ID: 9049482
Application ID: 13400080
Patent Flag: 1

Claim One:
1. A composite lecture video generation system comprising: a mobile device operable to generate a screen capture video, based on display output being output from a display screen of the mobile device, the screen capture video including display output corresponding to graphical markings; a video camera module operable to generate an audio-visual recording of the display screen, the graphical markings, and one or more physical objects positioned between the video camera and the display screen; and a composite lecture video generator operable to: process the screen capture video to increase a transparency of one or more white portions of the screen capture video; synchronize a timing and an orientation of the processed screen capture video with a timing and an orientation of the audio-visual recording, by matching, for each of one or more video frames of the processed screen capture video, the graphical markings included in the corresponding video frame of the processed screen capture video with the graphical markings recorded in a specific video frame of the audio-visual recording; and superimpose the synchronized processed screen capture video over the synchronized audio-visual recording to generate a composite lecture video, the composite lecture video including the graphical markings included in the screen capture video superimposed over the graphical markings recorded in the audio-visual recording.