Abstract:
PURPOSE: A method for forming a semiconductor device and the semiconductor device formed by the method are provided to form a uniform plating layer having no void in a cell pattern region. CONSTITUTION: An interlayer insulating layer is formed on the front surface of a substrate including a cell array region and a peripheral circuit region(S10). The interlayer insulating layer is etched to form cell recess regions and at least one dummy recess region in the cell array region(S20). A seed layer is formed on the interlayer insulating layer(S30). An electroplating process is performed to form a plating layer for filling the cell recess regions and the dummy recess region(S40). [Reference numerals] (S10) Step of forming an interlayer insulating layer on a substrate; (S20) Step of forming a cell recess region and a dummy recess region on the interlayer insulating layer; (S30) Step of forming a seed layer on the interlayer insulating layer; (S40) Step of forming a plating layer in the cell recess region and the dummy recess region by processing an electroplating process
Abstract:
PURPOSE: A semiconductor device and a method for manufacturing the same are provided to improve an electrical characteristic by forming a copper line structure which has a metal pattern and no void. CONSTITUTION: A substrate(100) includes a cell region and a peripheral circuit region. A trench(120) is formed in the upper part of an interlayer insulating layer(110). A line structure(180) fills a trench passing through a part of the interlayer insulating layer. The line structure includes a barrier layer pattern(135), a metal pattern(175), and a wetting promotion layer pattern(165). The metal pattern has no void. The wetting promotion film pattern is formed in the central part of the trench.
Abstract:
PURPOSE: A conductive pattern structure and a method of forming thereof are provided to prevent operation errors of a semiconductor element due to the defect of the copper wiring by forming the copper wiring in uniform thickness on entire area of a substrate. CONSTITUTION: A substrate includes a first area and a second area. A first interlayer insulating film is formed on the substrate. First and second conductive patterns(26a,26b) and first and second dummy conductive patterns(26c,26d) are formed on the first interlayer insulating film of the first area. First and second dummy conductive patterns are formed on the first interlayer insulating film of the second area. A second interlayer insulating film is filled between the second conductive pattern and the first and second dummy conductive patterns.
Abstract:
PURPOSE: A method for forming a micropattern, a damascene metallization method, and a semiconductor device and a semiconductor memory device fabricated using the same are provided to improve the formation of an activation line by preventing the pitch of a metal line from being decreased. CONSTITUTION: A dummy region is formed in an activation line area. A micro-pattern is formed on a substrate. A first mask(130) is formed in a dummy region. A mold mask pattern(140) is formed on the substrate and the first mask. A spacer(150) is formed in the sidewall of the mold mask pattern.
Abstract:
본발명은반도체장치의제조방법및 이에의해제조된반도체장치를제공한다. 이제조방법에서는, 셀패턴영역들과주변회로영역사이에더미패턴영역들을형성한다. 이로써, 상기더미패턴영역이도금액에포함된억제제의농도구배를완화시키는역할을하여, 셀패턴영역내에서균일한억제제농도를제공한다. 또한, 상기더미패턴영역에의해상기셀 패턴영역으로의전류공급이원할해질수 있다. 이로써, 셀패턴영역내에서보이드없이균일한도금막을형성할수 있다.
Abstract:
The present invention relates to a semiconductor device and a method of forming the same. According to one embodiment of the present invention, the semiconductor device includes a substrate including a first and a second region; an insulating layer on the substrate; a first and a second conductive pattern arranged on each insulating layer in the first and the second region; and an external connection terminal.
Abstract:
PURPOSE: A method for manufacturing a semiconductor device is provided to increase an aspect ratio by forming self-aligned top conductive patterns. CONSTITUTION: Switching elements are formed on a substrate. A bottom structure is formed on the substrate. A bottom conductive layer is formed on the bottom structure (S10). Sacrificial mask patterns are formed on the bottom conductive layer (S15). Bottom conductive patterns and top conductive patterns are formed in opening parts (S40). [Reference numerals] (S10) Bottom conductive film is formed; (S15) Sacrificial mask patterns are formed; (S20) Bottom conductive patterns are formed by etching the bottom conductive film; (S25) Inter-layer insulation film is formed between layers; (S30) Sacrificial mask patterns are exposed by flattening the inter-layer insulation film; (S35) Opening parts are formed by removing the exposed sacrificial mask patterns; (S40) Top conductive patterns are formed in the opening parts; (S5) Bottom insulation film is formed on a substrate