Patent application number | Description | Published |
20130069152 | 3D STRUCTURED MEMORY DEVICES AND METHODS FOR MANUFACTURING THEREOF - A 3D structured nonvolatile semiconductor memory devices and methods for manufacturing are disclosed. One such device includes an n+ region at a source/drain region; a p+ region at the source/drain region; and a diffusion barrier material between the n+ region and the p+ region. The n+ region is substantially isolated from the p+ region. | 03-21-2013 |
20130161731 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A three-dimensional (3D) semiconductor device includes first interlayer dielectric layers and word lines that are alternately stacked on a substrate; select lines formed on the first interlayer dielectric layers and the word lines; etch stop patterns formed on the select lines to contact the select lines; channel holes formed to pass through the select lines, the first interlayer dielectric layers, and the word lines; channel layers formed on surfaces of the channel holes; insulating layers formed in the channel holes, the insulating layers having an upper surface that is lower than upper surfaces of the etch stop patterns; impurity-doped layers formed in channel holes on upper surface of the insulating layers; and a second interlayer dielectric layer formed over the etch stop patterns and the impurity-doped layers. | 06-27-2013 |
20130207182 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes vertical channel layers, a pipe channel layer coupling bottoms of the vertical channel layers, a pipe gate contacting a bottom surface and side surfaces of the pipe channel layer, and a dummy pipe gate formed of a non-conductive material and contacting a top surface of the pipe channel layer. | 08-15-2013 |
20140103417 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes a pipe gate, word lines stacked on the pipe gate, first channel layers configured to pass through the word lines, and a second channel layer formed in the pipe gate to connect the first channel layers and having a higher impurity concentration than the first channel layers. | 04-17-2014 |
20140138687 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes first conductive layers and first interlayer insulating layers stacked alternately with each other, at least one second conductive layer and at least one second interlayer insulating layer formed on the first conductive layers and the first interlayer insulating layers and stacked alternately with each other, a first semiconductor layer passing through the first conductive layers and the first interlayer insulating layers and including polysilicon, and a second semiconductor layer coupled to the first semiconductor layer and passing through the at least one second conductive layer the at least one second interlayer insulating layer, wherein the second semiconductor layer includes silicon germanium. | 05-22-2014 |
20140291848 | SEMICONDUCTOR DEVICE - A semiconductor device may include pillars and a plurality of conductive layers being stacked while surrounding the pillars and including a plurality of first regions including non-conductive material layers and a plurality of second regions including conductive material layers, wherein the first regions and the second regions are alternately arranged. | 10-02-2014 |
20150236112 | TRANSISTOR, SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device including a central region, side regions located in both sides of the central region, and conductive layers including a first barrier pattern formed in the central region, a material pattern formed in the first barrier pattern and having an etch selectivity with respect to the first barrier pattern, and a second barrier pattern formed in the material pattern; and insulating layers alternately stacked with the conductive layers. | 08-20-2015 |
20150303211 | SEMICONDUCTOR DEVICE HAVING THREE-DIMENSIONAL STRUCTURE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes a semiconductor pattern; conductive layers each including a first portion through which the semiconductor pattern passes and a second portion having a thickness greater than the first portion, wherein the first portion of each conductive layer includes a first barrier pattern surrounding the semiconductor pattern and a material pattern, which is formed in the first barrier pattern and has an etch selectivity with respect to the first barrier pattern, and the second portion of each conductive layer includes a conductive pattern; and contact plugs connected to the second portion of each of the conductive layers. | 10-22-2015 |