PRINTED CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF

• Main Authors: KANG, MYUNG SAM, CHO, MIN JUNG, HWANG, MI SUN, KANG, SEON HA, YUN, KIL YONG, SHIN, GIL YONG, KIM, OK TAE
• Format: Patent
• Language: English; Korean
• Published: 23.03.2011
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS

PURPOSE: A printed circuit board and a manufacturing method thereof are provided to prevent a defect due to twist in a hole forming process by including an expansion and contraction preventing unit to prevent the expansion and contraction of an insulation layer and an electrode pattern. CONSTITUTION...