Patent US3100822A successfully refreshed from Google Patents.
Patent EP0469850A2 successfully refreshed from Google Patents.
EP0469850A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Method and apparatus for pre-recording, editing and playing back presentations on a computer system
Assignee: Individual
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Filing: 1991-07-30
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Granted: —
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Expires: 2011-07-30
Abstract
Abstract A system for pre-recording, editing, and playing back a presentation on computer systems creates "tapes" of screen session files, marks and edits them, records and synchronizes sound on them, annotates them with buttons or other overlay graphics, presents them interactively through pointing and clicking, and plays them back through various modes. No special animation or scripting skills are required.
Inventors
- 👤 Marc A. Epard
- 👤 Charles Ross Denneler
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-26 04:53
CPC Classifications
G; G11; G11B; G11B27/00; G11B27/02; G11B27/031; G11B27/034; G06; G06F; G06F16/00; G06F16/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
178 words
In a system for pre-recording and playing back presentations on a computer system, apparatus for editing screen session data comprising: storage means for storing user instructions and said screen session data, said screen session data comprising a plurality of frames of video bit-map data and related associated context commands, said video bit-map data representing at least one frame of screen session data and data representing successive changes from previous frames of said video bit-map data; processing means, coupled to said storage means for processing said screen session data in response to said user instructions; playback means, coupled to said storage means and said processing means for producing presentations in response to said user instructions, said presentations comprising successive frames of screen session data in response to said associated context commands; and clip means, coupled to said storage means, processing means, and playback means, for successively dividing said frames of screen session data into clips comprising video bit-map data and associated context commands, and for editing said bit-map data and associated context commands in response to said user instructions.
References Cited (Backward Citations)
No citation records indexed.
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