METHOD AND APPARATUS FOR PROVIDING STANDBY POWER FOR VISUAL DISPLAY DEVICE
First Claim
1. A method for providing standby power to a visual display, the method comprising:
- determining whether a battery has a voltage below a predetermined value;
if the voltage is below the predetermined value, charging the battery with a charging current from a light collection unit; and
if the voltage is not below the predetermined value, providing the standby power to the visual display with the battery.
1 Assignment
0 Petitions
Accused Products
Abstract
Provided are an apparatus and method thereof for providing standby power to a visual display, the apparatus including: a light collection unit which is operable to receive light and output a charging current; a battery which is operable to receive the charging current and providing the standby power to the visual display; and a controller which determines whether the battery has a voltage below a predetermined value, wherein if the voltage is below the predetermined value, the controller controls the battery to receive the charging current from the light collection unit, and wherein if the voltage is not below the predetermined value, the controller controls the battery to provide the standby power to the visual display.
-
Citations
26 Claims
-
1. A method for providing standby power to a visual display, the method comprising:
-
determining whether a battery has a voltage below a predetermined value; if the voltage is below the predetermined value, charging the battery with a charging current from a light collection unit; and if the voltage is not below the predetermined value, providing the standby power to the visual display with the battery. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. An apparatus for providing standby power to a visual display, the apparatus comprising:
-
a light collection unit which is operable to receive light and output a charging current; a battery which is operable to receive the charging current and providing the standby power to the visual display; and a controller which determines whether the battery has a voltage below a predetermined value, wherein if the voltage is below the predetermined value, the controller controls the battery to receive the charging current from the light collection unit, and wherein if the voltage is not below the predetermined value, the controller controls the battery to provide the standby power to the visual display. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
-
-
17. A visual display device comprising:
-
a light collection unit which is operable to receive light and output a first charging current; an alternating current (AC) power source which is operable to output a second charging current; a battery which is operable to selectively receive one of the first charging current and the second charging current, and is operable to provide a standby power to the visual display device; and a controller which determines whether the battery has a voltage below a predetermined value, wherein if the voltage is below the predetermined value, the controller controls the battery to selectively receive the one of the first charging current and the second charging current. - View Dependent Claims (18, 19, 20, 21)
-
-
22. A method for charging a battery within a visual display having a light collection unit, the method comprising:
-
determining whether the battery has a voltage below a predetermined value; determining whether a light source is available to the light collection unit; and if the voltage is below the predetermined value and the light source is available to the light collection unit, charging the battery with the light collection unit. - View Dependent Claims (23, 24, 25, 26)
-
Specification