The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 2011
Filed:
Nov. 21, 2008
Grigory Onushkin, Gyunggi-do, KR;
Joong Kon Son, Seoul, KR;
Jong Hoon Lim, Gyunggi-do, KR;
Sang Su Hong, Gyunggi-do, KR;
Grigory Onushkin, Gyunggi-do, KR;
Joong Kon Son, Seoul, KR;
Jong Hoon Lim, Gyunggi-do, KR;
Sang Su Hong, Gyunggi-do, KR;
Samsung LED Co., Ltd., Gyunggi-do, KR;
Abstract
Disclosed are a light emitting diode (LED) inspection apparatus, which can determine whether an LED has a defect such as leakage current, without making physical contact with the LED being inspected, and an LED inspection method thereof. The LED inspection apparatus includes an ultraviolet emission unit emitting UV light to an LED, an image generation unit generating an image of the LED to which the UV light is emitted, and a control unit obtaining color or intensity information of the LED from the image of the LED and determining, based on the color information, whether the LED is defective.