US Patent 7137710 Projection system
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Patent abstract
A method for presenting secondary information to a video-viewing audience comprises projecting video images onto a screen and projecting invisible light signals encoded to represent secondary information associated with said video images onto the screen concurrently with said video images.
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US Patent 07137710 Projection system US Patent 7137710 Projection system
Infobox
Patent Number
0713771000
Patent Number
713771000
Edits on 1 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
071377100
Date of Patent
November 21, 2006
0Patent Application Number
106289470
Date Filed
July 28, 2003
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
071377100
Date of Patent
November 21, 2006
0Patent Application Number
106289470
Date Filed
July 28, 2003
0Official Website
Patent Primary Examiner
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Golden AI
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US Patent 07137710 Projection system
Infobox
Is a
Patent jurisdiction
Patent number
07137710
Date of patent
November 21, 2006
Patent application number
10628947
Date Filed
July 28, 2003
Patent primary examiner
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