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    • 10. 发明公开
    • 인쇄회로기판 및 이를 포함하는 반도체 패키지
    • 印刷电路板和包含该印刷电路板的半导体封装
    • KR1020120077510A
    • 2012-07-10
    • KR1020100139485
    • 2010-12-30
    • 삼성전자주식회사
    • 김현기최대영김미연
    • H01L23/498H05K3/46
    • H05K3/4602H01L23/49822H01L2224/16225H01L2224/32225H01L2224/48227H01L2224/73204H01L2224/73265H01L2924/15311H05K3/4608H05K2201/068H05K2201/09136H01L2924/00
    • PURPOSE: A printed circuit board and a semiconductor package including the same are provided to prevent the bending of a semiconductor package by setting different heat expansion coefficients for first and second sub core layers of a printed circuit board. CONSTITUTION: A printed circuit board(1) comprises a core layer(10), an upper wiring layer(20), and a lower wiring layer(30). The core layer comprises a first sub core layer(11) and a second sub core layer(12). The upper wiring layer, which includes an upper circuit pattern(22) formed in an upper insulating layer(21) and an upper connection pad(23) electrically connected to the upper circuit pattern, is formed on the top of the core layer. The lower wiring layer, which includes a lower circuit pattern(32) formed in a lower insulating layer(31) and a lower connection pad(33) electrically connected to the lower circuit pattern, is formed at the bottom of the core layer.
    • 目的:提供一种印刷电路板和包括该印刷电路板的半导体封装,以通过为印刷电路板的第一和第二子芯层设置不同的热膨胀系数来防止半导体封装的弯曲。 构成:印刷电路板(1)包括芯层(10),上布线层(20)和下布线层(30)。 芯层包括第一子芯层(11)和第二子芯层(12)。 在芯层的顶部形成上布线层,其包括形成在上绝缘层(21)中的上电路图案(22)和与上电路图案电连接的上连接焊盘(23)。 在芯层的底部形成下布线层,其包括形成在下绝缘层(31)中的下电路图案(32)和与下电路图案电连接的下连接焊盘(33)。