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    • 8. 发明授权
    • Two signal one power plane circuit board
    • 两个信号一个电源平面电路板
    • US06204453B1
    • 2001-03-20
    • US09203956
    • 1998-12-02
    • Kenneth FallonMiguel A. JimarezRoss W. KeeslerJohn M. LaufferRoy H. MagnusonVoya R. MarkovichIrv MemisJim P. PaolettiMarybeth PerrinoJohn A. WelshWilliam E. Wilson
    • Kenneth FallonMiguel A. JimarezRoss W. KeeslerJohn M. LaufferRoy H. MagnusonVoya R. MarkovichIrv MemisJim P. PaolettiMarybeth PerrinoJohn A. WelshWilliam E. Wilson
    • H05K103
    • H05K3/44H05K1/056H05K3/0023H05K3/108H05K3/426H05K3/445H05K2201/09554H05K2203/0733
    • A method of forming a printed circuit board or circuit card is provided with a metal layer which serves as a power plane sandwiched between a pair of photoimageable dielectric layers. Photoformed metal filled vias and photoformed plated through holes are in the photopatternable material, and signal circuitry is on the surfaces of each of the dielectric materials and connected to the vias and plated through holes. A border may be around the board or card including a metal layer terminating in from the edge of one of the dielectric layers. A copper foil is provided with clearance holes. First and second layers of photoimageable curable dielectric material is disposed on opposite sides of the copper which are photoimageable material. The patterns are developed on the first and second layers of the photoimageable material to reveal the metal layer through vias. At the clearance holes in the copper, through holes are developed where holes were patterned in both dielectric layers. Thereafter, the surfaces of the photoimageable material, vias and through holes are metalized by copper plating. This is preferably done by protecting the remainder of the circuitry with photoresist and utilizing photolithographic techniques. The photoresist is thereafter removed, leaving a circuit board or card having metalization on both sides, vias extending from both sides to the copper layer in the center, plated through holes connecting the two outer circuitized copper layers.
    • 形成印刷电路板或电路卡的方法设置有用作夹在一对可光成像的电介质层之间的电力平面的金属层。 光刻图形金属填充的通孔和光成像的电镀通孔位于光图案化材料中,信号电路位于每个介电材料的表面上,并连接到通孔和电镀通孔。 边界可以在板或卡周围,包括从电介质层之一的边缘终止的金属层。 铜箔上设有间隙孔。 可光成像的可固化介电材料的第一和第二层设置在作为可光成像的材料的铜的相对侧上。 图案在可光成象材料的第一层和第二层上显影,以通过通孔显露金属层。 在铜中的间隙孔处,通孔被开发成在两个电介质层中图案化孔。 此后,可光成像材料,通孔和通孔的表面通过镀铜进行金属化。 这优选通过用光致抗蚀剂和利用光刻技术保护电路的其余部分来实现。 然后去除光致抗蚀剂,留下在两侧具有金属化的电路板或卡,其中心的两侧延伸到铜层,通孔连接两个外部电路化的铜层。
    • 10. 发明授权
    • Method of making circuitized substrate
    • 制造电路化基板的方法
    • US07381587B2
    • 2008-06-03
    • US11324432
    • 2006-01-04
    • Robert M. JappJohn M. LaufferVoya R. MarkovichWilliam E. Wilson
    • Robert M. JappJohn M. LaufferVoya R. MarkovichWilliam E. Wilson
    • H01L21/00
    • H05K3/4641H05K3/429H05K2203/068
    • A method of making a circuitized substrate and an electrical assembly utilizing same in which the substrate is comprised of at least two sub-composites in which the dielectric material of at least one of these sub-composites is heated during bonding (e.g., lamination) to the other sufficiently to cause the dielectric material to flow into and substantially fill openings in a conductive layer for the bonded structure. Conductive thru-holes are formed within the bonded structure to couple selected ones of the structure's conductive layers. Formation of an electrical assembly is possible by positioning one or more electrical components (e.g., semiconductor chips or chip carriers) on the final structure and electrically coupling these to the structure's external circuitry.
    • 一种制造电路化基板的方法和使用其的电气组件,其中基板由至少两个亚复合材料构成,其中这些亚复合材料中的至少一个的介电材料在粘合(例如,层压)期间被加热到 另一个足以使电介质材料流入并基本上填充用于接合结构的导电层中的开口。 导电通孔形成在接合结构内,以耦合所选择的结构导电层。 通过将一个或多个电气部件(例如,半导体芯片或芯片载体)定位在最终结构上并将其电耦合到结构的外部电路,可以形成电组件。