LIGHT EMISSION CONTROL SYSTEM AND IMAGE DISPLAY SYSTEM
First Claim
1. A light emission control system comprising:
- a plurality of light emitting modules each including a plurality of light emitting elements and each being a unit to be controlled;
light emitting module controllers each provided for each of the light emitting modules and controlling a corresponding light emitting module; and
central controller controlling the light emitting modules,wherein the plurality of light emitting module controllers are divided into a plurality of groups, a plurality of light emitting module controllers belonging to each of the groups are connected in a cascade manner within the group, the plurality of groups are connected in parallel with the central controller, andcontrol information transmitted from the central controller to each of the plurality of groups is sequentially transferred from a light emitting module controller to a following light emitting module controller in each of the groups.
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Abstract
The present invention provides a light emission control system including a plurality of light emitting modules each including a plurality of light emitting elements and each being a unit to be controlled, light emitting module controllers each provided for each of the light emitting modules and controlling a corresponding light emitting module, and central controller controlling the light emitting modules. The plurality of light emitting module controllers are divided into a plurality of groups, a plurality of light emitting module controllers belonging to each of the groups are connected in a cascade manner within the group, the plurality of groups are connected in parallel with the central controller, and control information transmitted from the central controller to each of the plurality of groups is sequentially transferred from a light emitting module controller to a following light emitting module controller in each of the groups.
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Citations
13 Claims
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1. A light emission control system comprising:
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a plurality of light emitting modules each including a plurality of light emitting elements and each being a unit to be controlled; light emitting module controllers each provided for each of the light emitting modules and controlling a corresponding light emitting module; and central controller controlling the light emitting modules, wherein the plurality of light emitting module controllers are divided into a plurality of groups, a plurality of light emitting module controllers belonging to each of the groups are connected in a cascade manner within the group, the plurality of groups are connected in parallel with the central controller, and control information transmitted from the central controller to each of the plurality of groups is sequentially transferred from a light emitting module controller to a following light emitting module controller in each of the groups. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An image display system comprising:
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a display panel modulating incident light on the basis of an input video signal; and an illuminating unit illuminating the display panel, wherein the illuminating unit includes; a plurality of light emitting modules each including a plurality of light emitting elements and each being a unit to be controlled; light emitting module controllers each provided for each of the light emitting modules and controlling a corresponding light emitting module; and central controller controlling the light emitting modules, wherein the plurality of light emitting module controllers are divided into a plurality of groups, a plurality of light emitting module controllers belonging to each of the groups are connected in a cascade manner within the group, the plurality of groups are connected in parallel with the central controller, and control information transmitted from the central controller to each of the plurality of groups is sequentially transferred from a light emitting module controller to a following light emitting module controller in each of the groups.
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Specification