Invention Application
US20160148879A1 METHOD FOR FABRICATING AN ELECTRONIC DEVICE AND A STACKED ELECTRONIC DEVICE 有权
用于制造电子设备的方法和堆叠的电子设备

METHOD FOR FABRICATING AN ELECTRONIC DEVICE AND A STACKED ELECTRONIC DEVICE
Abstract:
A method for fabricating an electronic device, and an electronic device in a stacked configuration, includes a rear face of an integrated-circuit chip that is fixed to a front face of a support wafer. A protective wafer is located facing and at a distance from the front face of the chip, and an infused adhesive is interposed between the chip and the protective wafer and located on a zone of the front face of the chip outside a central region of this front face. The infused adhesive includes a curable adhesive and solid spacer elements infused in the curable adhesive. An obstruction barrier is arranged between the chip and the protective wafer and is disposed outside the central region of the front face of the chip. An encapsulation ring surrounds the chip, the protective wafer and the obstruction barrier.
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