Light emitting module and method of driving the same, and optical sensor
First Claim
1. A light emitting module comprising means for adjusting luminance of a light emitting element according to environmental illuminance sensed by a sensor section and for keeping a ratio of the luminance to the environmental illuminance at a constant value.
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Accused Products
Abstract
The object of the present invention is to provide a light emitting module which is excellent in visibility and can reduce power consumption.
The light emitting module includes a light emitting device containing at least a pixel section 101 and a sensor section 104, which are formed on the same insulating body, and further includes means for sensing illuminance of a use environment with the sensor section 104 and for adjusting luminance of a light emitting element according to the illuminance to keep a ratio of the luminance to the illuminance of the use environment at a constant value.
101 Citations
46 Claims
- 1. A light emitting module comprising means for adjusting luminance of a light emitting element according to environmental illuminance sensed by a sensor section and for keeping a ratio of the luminance to the environmental illuminance at a constant value.
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2. A light emitting module comprising:
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a light emitting device comprising a pixel section and a sensor section which are formed on the same insulating body;
a correction circuit connected to the light emitting device; and
means for adjusting luminance of a light emitting element of the pixel section according to environmental illuminance sensed by the sensor section and for keeping a ratio of the luminance to the environmental illuminance at a constant value by the correction circuit. - View Dependent Claims (4, 7, 11, 15, 16, 17, 19, 23, 27, 31, 35, 39)
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5. A light emitting module comprising:
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a light emitting device comprising a pixel section and a sensor section which are formed on the same insulating body; and
a correction circuit connected to the light emitting device, wherein the pixel section comprises a thin film light emitting element, and wherein the sensor section includes a thin film photodiode. - View Dependent Claims (8, 12, 20, 24, 28, 32, 36, 40)
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6. A light emitting module comprising:
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a light emitting device comprising a pixel section, a driving circuit, and a sensor section which are formed on the same insulating body; and
a correction circuit connected to the light emitting device, wherein the pixel section includes a thin film light emitting element, and wherein the sensor section includes a thin film photodiode. - View Dependent Claims (9, 13, 21, 25, 29, 33, 37, 41)
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42. A method for driving a light emitting module, said method comprising the steps of:
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adjusting luminance of a light emitting element according to environmental illuminance sensed by a sensor section; and
keeping a ratio of the luminance to the environmental illuminance at a constant value.
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43. A method for driving a light emitting module which comprises a light emitting device comprising a pixel section and a sensor section which are formed on the same insulating body and a correction circuit connected to the light emitting device, said method comprising the steps of:
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adjusting luminance of the light emitting element of the pixel section according to environmental illuminance sensed by the sensor section; and
keeping a ratio of the luminance to the environmental illuminance at a constant value by correction circuit.
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44. An electronic device comprising at least one electro luminescence display device, said display device comprising:
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a substrate;
at least one pixel comprising an electro luminescence element;
at least one first thin film transistor disposed at said pixel for selecting said pixel;
at least one second thin film transistor disposed at said pixel for supplying an electric current through said electro luminescence element;
a data signal side driver circuit for supplying a data signal to said pixel;
a gate signal side driver circuit electrically connected to a gate electrode of said first thin film transistor, wherein each of said data signal side driver circuit and said gate signal side driver circuit comprises third thin film transistors formed over said substrate; and
a sensor section for sensing a light intensity of an environment formed over said substrate, wherein said sensor comprises a photodiode and at least one fourth thin film transistor;
a correction circuit for receiving an output signal from said sensor section and correcting luminance of said electro luminescence element in accordance with said output signal. - View Dependent Claims (45, 46)
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Specification