Optical visualizing apparatus and method of controlling the same

Details Optical visualizing apparatus and method of controlling the same Optical visualizing apparatus and method of controlling the same

1996-09-20

1998-11-24

Tarcza, Thomas H.

Television

Special applications

Manufacturing

380 5, H04N 700, H04L 900

Patent

active

058414665

ABSTRACT:
In order to give restriction to use of apparatus by children or minor persons or the like, a password is previously registered and when the power switch is turned on, a user inputs the password from the second remote controller. The controller controls the apparatus to turn on the image input switch SW only when the inputted password is matched with the registered password. Moreover, the controller displays, when the predetermined period has passed from initiation of image display, a warning for health of eyes on the liquid crystal display means and continues image display only when the will for continuous display such as repeated input of the password is indicated.

REFERENCES:
patent: 4348696 (1982-09-01), Beier
patent: 5168372 (1992-12-01), Sweetser
patent: 5465113 (1995-11-01), Gilboy
patent: 5701131 (1997-12-01), Kuga
patent: 5701202 (1997-12-01), Takahashi

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