US PATENT SUBCLASS 348 / 20
.~.~ User positioning (e.g., parallax)
Current as of:
June, 1999
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348 /
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TELEVISION
13
DF
TWO-WAY (E.G., INTERACTIVE)
{1}
14
DF
.~ With voice capability (e.g., videophone) {4}
20
.~.~ User positioning (e.g., parallax)
DEFINITION
Classification: 348/20
User positioning (e.g., parallax):
(under subclass 14) Subject matter including a structure to ensure that the user is positioned properly in front of a television camera.