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US 2002/0171639 A1Published application
Methods and apparatus for transmitting data over graphic displays
OwnerGal Ben-Davidinventor
Life of this patent
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Abstract
A method including downloading data from an information source by light transmission to a receiver, the information source being displayable on a scan display screen and a non-scan display screen
Claims52
A method comprising:
- downloading data from an information source by light transmission to a receiver, said information source being displayable on a scan display screen and a non-scan display screen.
Apparatus comprising:
- an information source displayable on a scan display screen and a non-scan display screen;
- and
- a receiver adapted to download data from said information source by light transmission thereto.
A method comprising:
- receiving a plurality of signals from a scan screen, said signals comprising light segments;
- and
- decoding the segments by deter a residual light effect of at least one of said light segments on a next light segment and subtracting said residual light effect from the received signals.
Dependencies are inferred from the claim text.