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    • 34. 发明授权
    • Method and structure for optimizing yield of 3-D chip manufacture
    • 优化3-D芯片制造产量的方法和结构
    • US07737003B2
    • 2010-06-15
    • US11163226
    • 2005-10-11
    • Edward M. DeMulderSarah H. KnickerbockerMichael J. ShapiroAlbert M. Young
    • Edward M. DeMulderSarah H. KnickerbockerMichael J. ShapiroAlbert M. Young
    • H01L21/00
    • H01L21/8221H01L27/0688H01L2224/13
    • The process begins with separate device wafers having complimentary chips. Thin metal capture pads, having a preferred thickness of about 10 microns so that substantial pressure may be applied during processing without damaging capture pads, are deposited on both device wafers, which are then tested and mapped for good chip sites. A handle wafer is attached to one device wafer, which can then be thinned to improve via etching and filling. Capture pads are removed and replaced after thinning. The device wafer with handle wafer is diced, and good chips with attached portions of the diced handle wafer are positioned and bonded to the good chip sites of the other device wafer, and the handle wafer portions are removed. The device wafer having known good 3-D chips then undergoes final processing.
    • 该过程开始于具有互补芯片的单独的器件晶片。 薄金属捕获垫具有约10微米的优选厚度,使得在处理过程中可能施加大的压力而不损坏捕获垫,沉积在两个器件晶片上,然后对其进行测试和映射以获得良好的芯片位置。 处理晶片连接到一个器件晶片,然后可以通过蚀刻和填充来减薄其改进。 捕获垫被去除并在变薄后更换。 切割具有处理晶片的器件晶片,并且将具有切割手柄晶片的附接部分的良好芯片定位并结合到另一器件晶片的良好芯片位置,并移除处理晶片部分。 具有已知良好3-D芯片的器件晶片然后进行最终处理。
    • 37. 发明授权
    • Low temperature reflow dielectric-fluorinated BPSG
    • 低温回流电介质氟化BPSG
    • US6057250A
    • 2000-05-02
    • US14431
    • 1998-01-27
    • Markus KirchhoffAshima ChakravartiMatthias IlgKevin A. McKinleySon V. NguyenMichael J. Shapiro
    • Markus KirchhoffAshima ChakravartiMatthias IlgKevin A. McKinleySon V. NguyenMichael J. Shapiro
    • H01L21/31C23C16/40H01L21/316H01L21/225H01L21/469
    • H01L21/02271C23C16/401H01L21/02131H01L21/02211H01L21/31625H01L21/31629
    • An apparatus and method are provided for forming a fluorine doped borophosphosilicate (F-BPSG) glass on a semiconductor device using a low pressure chemical vapor deposition process. The F-BPSG glass exhibits a substantially void-free and particle-free layer on the substrate for structures having gaps as narrow as 0.10 microns and with aspect ratios of 6:1. The reactant gases include sources of boron and phosphorous dopants, oxygen and a mixture of TEOS and FTES. Using a mixture of TEOS and FTES in a low pressure CVD process provides a F-BPSG layer having the above enhanced characteristics. It is a preferred method of the invention to perform the deposition at a temperature of about 750-850.degree. C. and a pressure of 1 to 3 torr to provide for in situ reflow of the F-BPSG during the deposition process. An anneal is also preferred under similar conditions in the same chemical vapor deposition chamber to further planarize the F-BPSG surface. A F-BPSG glass and semiconductor wafers having a layer of fluorine doped BPSG thereon formed by the method and apparatus of the invention are also provided.
    • 提供了一种用于在半导体器件上使用低压化学气相沉积工艺形成氟掺杂硼磷硅酸(F-BPSG)玻璃的装置和方法。 F-BPSG玻璃在基板上表现出基本上无空隙和无颗粒的层,其结构具有窄至0.10微米的间隙,纵横比为6:1。 反应物气体包括硼和磷掺杂剂的源,氧和TEOS和FTES的混合物。 在低压CVD工艺中使用TEOS和FTES的混合物提供具有上述增强特性的F-BPSG层。 本发明的优选方法是在约750-850℃的温度和1至3托的压力下进行沉积,以在沉积过程中提供F-BPSG的原位回流。 在相同的化学气相沉积室中的相似条件下还优选退火以进一步平坦化F-BPSG表面。 还提供了通过本发明的方法和装置形成的具有氟掺杂BPSG层的F-BPSG玻璃和半导体晶片。