Patent ID: 9627279
Date: 2017-04-18
CPC Classifications: G01R,H01L,Y10T

Claim:
1. A method for removing a defective light emitting diode (LED) package from an LED package array, the method comprising: preparing the LED package array by providing a plurality of LED packages on a lead frame; testing an operational state of each of the LED packages in the LED package array by applying a voltage or a current to the LED package array, while the LED package array is heated during a heating operation; generating test results indicating whether each of the LED packages in the LED package array is a functional LED package or the defective LED package, based on the testing; and cutting one of the LED packages determined to be the defective LED package among the LED packages in the LED package array according to the test results so as to remove the one of the LED packages from the lead frame, wherein the heating operation comprises: