# US 11,113,983 B1 · Video presentation, digital compositing, and streaming techniques implemented via a computer network > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,113,983 B1 - Document ID: US11113983B1 - Status: Granted - Kind: B1 - Application number: 16/144,625 - Filed: 2018-09-27 - Granted: 2021-09-07 - Earliest claimed: 2013-03-15 - Assignees: Study Social, Inc. - Applicants: Study Social, Inc. - Inventors: Ethan Fieldman - Web page: https://patentgrep.com/patent/US11113983B1 ## CPC - G09B 5/065: {Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems} - G09B 5/10: all student stations being capable of presenting the same information simultaneously (G09B5/14 takes precedence) - G09B 7/00: Electrically-operated teaching apparatus or devices working with questions and answers (mechanically operated G09B3/00; computing arrangements G06F) - G11B 27/031: Electronic editing of digitised analogue information signals, e.g. audio or video signals - H04N 21/2187: Live feed - H04N 21/47205: {for manipulating displayed content, e.g. interacting with MPEG-4 objects, editing locally} - H04N 21/816: {involving special video data, e.g 3D video} - H04N 21/854: Content authoring - G09B: EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS (devices for psychotechnics or for testing reaction times A61B5/16; games, sports, amusements A63; projectors, projector screens G03B) - G11B: INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER (recording measured values in a way that does not require playback through a transducer G01D9/00; recording or playback apparatus using mechanically marked tape, e.g. punched paper tape, or using unit records, e.g. punched or magnetically marked cards G06K; transferring data from one type of record carrier to another G06K1/18; circuits for coupling output of reproducer to radio receiver H04B1/20; gramophone pick-ups or like acoustic electromechanical transducers or circuits therefor H04R) - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION ## Abstract Various aspects disclosed herein are directed to Online Education techniques and award incentives for facilitating collaborative, social online education. One aspect disclosed herein is directed to different methods, systems, and computer program products for facilitating mobile video presentations using digital compositing techniques. ## Claims ### Claim 1 A video presentation production system comprising: a background which includes a planar surface; a video camera configured to capture a live video image of a presenter delivering a live presentation in front of said background, said video camera having a field of view that does not include objects other than said presenter and said background, said video camera producing a presenter video feed; an electronic whiteboard arranged to be physically manipulated by said presenter and configured to generate digital content associated with said live presentation and to produce a presentation video feed that includes said digital content, wherein said electronic whiteboard is included within a tablet computer that lies flat upon a surface in front of said presenter, wherein said tablet computer and said video camera are aligned along a plane perpendicular to said planar surface, wherein said electronic whiteboard being further arranged to receive an annotation from said presenter upon said digital content using a stylus, wherein said field of view of said video camera does not include said tablet computer or said stylus, and wherein said presentation video feed includes said annotation; a video presentation server including at least one processor and a memory, said video presentation server being remote from said electronic whiteboard and not able to be physically manipulated by said presenter while delivering said live presentation from a fixed location, and being communicatively coupled to said video camera and to said electronic whiteboard and receiving said presenter video feed and said presentation video feed, said video presentation server being operable to cause said at least one processor to execute a plurality of instructions stored in said memory to (i) generate, from said presenter video feed and said presentation video feed using a compositing technique, a synchronized video presentation media stream in real time or near real time while said presenter is delivering said live presentation, such that only said live video image of said presenter from said presenter video feed is superimposed over a portion of said digital content, and (ii) record or stream said synchronized video presentation media stream; a remote controller arranged to be physically manipulated by said presenter, being communicatively coupled to said video presentation server, and being configured to control generation of said synchronized video presentation media stream based upon input received from said presenter while maintaining substantially continuous eye contact with said video camera; and a confidence monitor communicatively coupled to said video presentation server, and being positioned adjacent to or behind said video camera, that receives and displays said synchronized video presentation media stream from said video presentation server, such that said presenter is able to concurrently view, while delivering said live presentation, said synchronized video presentation media stream displayed on said confidence monitor while maintaining substantially continuous eye contact with said video camera, wherein said electronic whiteboard is not directly communicatively coupled to said video camera, said remote controller or said confidence monitor. ### Claim 2 (depends on 1) A video presentation production system as recited in claim 1 wherein said video presentation server being further operable to stream said synchronized video presentation media stream to at least one user computer. ### Claim 3 (depends on 2) A video presentation production system as recited in claim 2 wherein said synchronized video presentation media is streamed to said at least one user computer in real time during said live presentation. ### Claim 4 (depends on 1) A video presentation production system as recited in claim 1 wherein said video presentation server being further operable to record said synchronized video presentation media stream in a memory of a computer. ### Claim 5 (depends on 1) A video presentation production system as recited in claim 1 wherein said compositing technique is a Chroma key compositing technique. ### Claim 6 (depends on 1) A video presentation production system as recited in claim 1 further comprising: a handheld remote annotation device operable by said presenter and configured to track hand movements of said presenter, without requiring any surface, in order to enable said presenter to selectively add annotations to said digital content on said electronic whiteboard while said presenter is delivering said live presentation, wherein said video presentation server is configured to include said annotations in said synchronized video presentation media stream. ### Claim 7 (depends on 1) A video presentation production system as recited in claim 1 wherein the only background of said synchronized video presentation media stream is said digital content. ### Claim 8 (depends on 1) A video presentation production system as recited in claim 1 wherein said confidence monitor is communicatively coupled to said remote video presentation server with a cable. ### Claim 9 (depends on 8) A video presentation production system as recited in claim 8 wherein said video camera is communicatively coupled to said remote video presentation server with a cable. ### Claim 10 (depends on 9) A video presentation production system as recited in claim 9 wherein said remote controller is communicatively coupled to said remote video presentation server with a cable. ### Claim 11 (depends on 10) A video presentation production system as recited in claim 10 wherein said electronic whiteboard is communicatively coupled to said remote video presentation server with a cable. ### Claim 12 (depends on 1) A video presentation production system as recited in claim 1 wherein said synchronized video presentation media stream includes an image of said presenter looking downward from said presenter video feed. ### Claim 13 (depends on 1) A video presentation production system as recited in claim 1 wherein said video presentation server being further operable to (i) generate, from said presenter video feed using a compositing technique, a presenter video presentation media stream in real time or near real time while said presenter is delivering said live presentation that only includes said live video image of said presenter, and (ii) record or stream said presenter video presentation media stream, and wherein said remote controller being further arranged to switch between generating said synchronized video presentation media stream and generating said presenter video presentation media stream based upon input from said presenter. ### Claim 14 A method for displaying a synchronized video presentation media stream, said method comprising: receiving a presenter video feed in real time or near real time while a presenter is delivering a live presentation, said presenter video including a live video image of said presenter in front of a background including a planar surface delivering said live presentation captured via a video camera, said video camera having a field of view that does not include objects other than said presenter and said background; receiving a presentation video feed from an electronic whiteboard arranged to be physically manipulated by said presenter and configured to generate digital content associated with said live presentation, said presentation video feed including said digital content, wherein said electronic whiteboard is included within a tablet computer that lies flat upon a surface in front of said presenter, wherein said tablet computer and said video camera are aligned along a plane perpendicular to said planar surface, wherein said electronic whiteboard being further arranged to receive an annotation from said presenter upon said digital content using a stylus, wherein said field of view of said video camera does not include said tablet computer or said stylus, and wherein said presentation video feed includes said annotation; generating, via at least one processor of a video presentation server using (i) said presenter video feed and (ii) said presentation video feed using a compositing technique, a synchronized video presentation media stream of said live presentation in real time or near real time while said presenter is delivering said live presentation, such that only said live video image of said presenter from said presenter video feed is superimposed over a portion of said digital content, wherein said video presentation server being remote from said electronic whiteboard and not able to be physically manipulated by said presenter while delivering said live presentation from a fixed location; recording or streaming said synchronized video presentation media stream; controlling generation of said synchronized video presentation media stream based upon input received from said presenter while maintaining substantially continuous eye contact with said video camera via a remote controller that is arranged to be physically manipulated by said presenter, said remote controller being communicatively coupled to said video presentation server; arranging a confidence monitor adjacent to or behind said video camera, said confidence monitor being communicatively coupled to said video presentation server; and displaying said synchronized video presentation media stream on said confidence monitor such that said presenter is able to concurrently view, while delivering said live presentation, said synchronized video presentation media stream displayed on said confidence monitor while maintaining substantially continuous eye contact with said video camera, wherein said electronic whiteboard is not directly communicatively coupled to said video camera, said remote controller or said confidence monitor. ### Claim 15 (depends on 14) A method as recited in claim 14 further comprising: streaming said synchronized video presentation media stream to at least one user computer. ### Claim 16 (depends on 15) A method as recited in claim 15 further comprising: streaming said synchronized video presentation media stream to said at least one user computer in real time during said live presentation. ### Claim 17 (depends on 14) A method as recited in claim 14 further comprising: recording said synchronized video presentation media stream in a memory of a computer. ### Claim 18 (depends on 14) A method as recited in claim 14 wherein said compositing technique is a Chroma key compositing technique. ### Claim 19 (depends on 14) A method as recited in claim 14 further comprising: configuring a remote controller to control said confidence monitor based upon input received from said presenter while maintaining said eye contact with said video camera, wherein said remote controller causes said confidence monitor to display at least said synchronized video presentation media stream based on said received input. ### Claim 20 (depends on 14) A method as recited in claim 14 further comprising: receiving, from a handheld remote annotation device, hand movements of said presenter that are tracked without requiring any surface; and converting said hand movements into annotations to enable said presenter to selectively add said annotations to said digital content on said electronic whiteboard while said presenter is delivering said live presentation, wherein said annotations are included in said synchronized video presentation media stream. ### Claim 21 (depends on 14) A method as recited in claim 14 wherein said confidence monitor is communicatively coupled to said remote video presentation server with a cable. ### Claim 22 (depends on 21) A method as recited in claim 21 wherein said video camera is communicatively coupled to said remote video presentation server with a cable. ### Claim 23 (depends on 22) A method as recited in claim 22 wherein said remote controller is communicatively coupled to said remote video presentation server with a cable. ### Claim 24 (depends on 23) A method as recited in claim 23 wherein said electronic whiteboard is communicatively coupled to said remote video presentation server with a cable.