Information display system

Details Information display system Information display system

2007-02-06

2007-02-06

Sugarman, Scott J. (Department: 2873)

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

C345S008000

Reexamination Certificate

active

11180883

ABSTRACT:
An information display system according to the present invention includes a head-mounted unit having a see-through information display portion displaying images so that the images can be observed as virtual images, a first transmitter-receiver for receiving a power supply instruction signal for supplying electric power from a main unit by radio, and a first power supply circuit including a battery for supplying electric power to the head-mounted unit on receiving the power supply instruction signal; and the main unit having a second power supply circuit including a battery for supplying electric power to the main unit on receiving the operation of a power supply switch and a second transmitter-receiver for transmitting the power supply instruction signal to the head-mounted unit by radio simultaneously with the power supplying to the main unit.

REFERENCES:
patent: 6911969 (2005-06-01), Nelson et al.
patent: 10-123970 (1998-05-01), None
patent: 2001-008130 (2001-01-01), None

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