US Patent:
20120119769, May 17, 2012
Inventors:
Karim Hosseini Dehkordi - Trabuco Canyon CA, US
James Jerome Wagner - Rogers MN, US
Saeed Taheri - Markham, CA
Farokh Eshragi Azar - Markham, CA
Assignee:
ACCULOGIC CORPORATION - Markham
International Classification:
G01R 31/00
Abstract:
An apparatus for thermal testing of a printed circuit board being electrically energized and being unpopulated or populated with electrical or electronic components is disclosed. The apparatus includes a device for pyrometrical scanning of surface temperatures, wherein the scanning device comprises a pyrometric sensor being movable for the purpose of scanning and being adjustable with respect to its distance from the printed circuit board. A method for operating such an apparatus is disclosed. The method includes adjusting the distance between the sensor and the printed circuit board during scanning.