LED-MOUNTED SUBSTRATE, AND SURFACE LIGHT-EMITTING BODY AND VIDEO DISPLAY DEVICE USING SAME
An LED board includes a flexible printed circuit and multiple LED-mounted parts arrayed on the circuit board at regular intervals in a constant direction. The LED-mounted parts each include multiple LEDs. The circuit board includes LED portions including the LED-mounted parts and non-LED portions in...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | An LED board includes a flexible printed circuit and multiple LED-mounted parts arrayed on the circuit board at regular intervals in a constant direction. The LED-mounted parts each include multiple LEDs. The circuit board includes LED portions including the LED-mounted parts and non-LED portions including no LED-mounted parts that are arrayed alternately. The LED-mounted parts each have, in an array direction in which the LED-mounted parts are arrayed, a dimension equal to an interval between adjacent LED-mounted parts of the arrayed LED-mounted parts. A surface emitter includes multiple LED boards fitted together, with LED-mounted parts on each LED board overlapping non-LED portions of an adjacent LED board of the LED boards. The LED board and the surface emitter with the above structures easily upsize a video display device. |
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