Light emitting diode light source, manufacturing method thereof, backlight source and display device
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United States of America Patent
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Aug 15, 2017
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app pub date -
Jun 26, 2014
filing date -
Mar 6, 2014
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Abstract
The present invention provides a LED light source for increasing a light emitting angle and a manufacturing method thereof, as well as a backlight source and a display device. A LED light source comprises a circuit board, a LED which is directly fixed on and electrically connected to the circuit board, and a packaging piece for packaging a LED light emitting chip. A prism film with a prism micro-structure may be arranged between the packaging piece and the LED.
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