Invention Grant
US09439280B2 LED module with circuit board having a plurality of recesses for preventing total internal reflection 有权
具有电路板的LED模块具有用于防止全内反射的多个凹部

LED module with circuit board having a plurality of recesses for preventing total internal reflection
Abstract:
An light emitting diode (LED) module includes a circuit board, a plurality of LED chips arranged on and electrically connected to the circuit board, and an encapsulant arranged on the circuit board and covering the LED chips, a plurality of first recesses defined in a first surface of the circuit board.
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