| Patent application number | Description | Published |
|---|
| 20080242075 | METHOD FOR FORMING NON-VOLATILE MEMORY DEVICES - According to a nonvolatile memory device having a multi gate structure and a method for forming the same of the present invention, a gate electrode is formed using a damascene process. Therefore, a charge storage layer, a tunneling insulating layer, a blocking insulating layer and a gate electrode layer are not attacked from etching in a process for forming the gate electrode, thereby forming a nonvolatile memory device having good reliability. | 10-02-2008 |
| 20080283879 | TRANSISTOR HAVING GATE DIELECTRIC LAYER OF PARTIAL THICKNESS DIFFERENCE AND METHOD OF FABRICATING THE SAME - A transistor having a gate dielectric layer of partial thickness difference and a method of fabricating the same are provided. The method includes forming a gate dielectric layer having a main portion with a relatively thin thickness formed on a semiconductor substrate, and a sidewall portion with a relatively thick thickness formed on both sides of the main portion. A first gate is formed overlapping the main portion of the gate dielectric layer, and forming a second gate layer covering the sidewall portion of the gate dielectric layer and covering the first gate. The second gate layer is etched, thereby forming second gates patterned with a spacer shape on sidewalls of the first gate. The exposed sidewall portion of the gate dielectric layer is selectively etched using the second gates as a mask, thereby forming a pattern of the gate dielectric layer to be aligned with the second gates. A source/drain is formed in a portion of the semiconductor substrate exposed by the second gates. | 11-20-2008 |
| 20080302760 | Method of forming a metal layer pattern having a nanogap and method of manufacturing a molecule-sized device using the same - A method of patterning a metal layer includes forming a first mask on a surface of the metal layer, the first mask having an opening through the first mask that exposes the metal layer, and forming a nanogap in the exposed metal layer using an ion beam directed through the opening. The first mask limits a lateral extent of the ion beam, and the nanogap has a width that is less than a width of the opening. | 12-11-2008 |
| 20090057761 | Fin field effect transistor and method of manufacturing the same - Provided are a FinFET and a method of manufacturing the same. A FinFET may include at least one active fin, at least one gate insulating layer pattern, a first electrode pattern, a second electrode pattern and at least one pair of source/drain expansion regions. The at least one active fin may be formed on a substrate. The at least one gate insulating layer pattern may be formed on the at least one active fin. The first electrode pattern may be formed on the at least one gate insulating layer pattern. Further, the first electrode pattern may be intersected with the at least one active fin. The second electrode pattern may be formed on the first electrode pattern. Further, the second electrode pattern may have a width greater than that of the first electrode pattern. The at least one pair of source/drain expansion regions may be formed on a surface of the at least one active fin on both sides of the first electrode pattern. Thus, the FinFET may have improved capacity and reduced GIDL current. | 03-05-2009 |
| 20090065850 | NON-VOLATILE MEMORY DEVICES - According to a nonvolatile memory device having a multi gate structure and a method for forming the same of the present invention, a gate electrode is formed using a damascene process. Therefore, a charge storage layer, a tunneling insulating layer, a blocking insulating layer and a gate electrode layer are not attacked from etching in a process for forming the gate electrode, thereby forming a nonvolatile memory device having good reliability. | 03-12-2009 |
| 20090237980 | ELECTROMECHANICAL SWITCH AND METHOD OF FORMING THE SAME - A memory device includes a storage node, a first electrode, and a second electrode formed in a memory cell, the storage node stores electrical charges, the first electrode comprising a first portion electrically connected to a second portion, the first portion moves to connect to the storage node when the second electrode is energized. | 09-24-2009 |
| 20090267137 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE HAVING NOTCHED GATE MOSFET - Provided is a method of manufacturing a semiconductor device, by which a cell transistor formed on a cell array area of a semiconductor substrate employs a structure in which an electrode in the shape of spacers is used to form a gate and a multi-bit operation is possible using localized bits, and transistors having structures optimized to satisfy different requirements depending upon functions of the transistors can be formed on a peripheral circuit area which is the residual area of the semiconductor substrate. In this method, a cell transistor is formed on the cell array area. The cell transistor includes a notch gate structure, a first channel region formed on a semiconductor substrate under the notch gate structure, a source region and a drain region formed on both sides of the first channel region, a first gate insulation film formed between the first channel region and the notch gate structure, and a memory layer locally formed on areas adjacent to the source and drain regions between the first channel region and the notch gate structure. At the same time that the cell transistor is formed, a plurality of peripheral circuit transistors including at least one transistor having a different structure from the cell transistor are formed on the peripheral circuit area. | 10-29-2009 |
| 20090275177 | SEMICONDUCTOR DEVICE WITH MULTIPLE CHANNELS AND METHOD OF FABRICATING THE SAME - A semiconductor device with multiple channels includes a semiconductor substrate and a pair of conductive regions spaced apart from each other on the semiconductor substrate and having sidewalls that face to each other. A partial insulation layer is disposed on the semiconductor substrate between the conductive regions. A channel layer in the form of at least two bridges contacts the partial insulation layer, the at least two bridges being spaced apart from each other in a first direction and connecting the conductive regions with each other in a second direction that is at an angle relative to the first direction. A gate insulation layer is on the channel layer, and a gate electrode layer on the gate insulation layer and surrounding a portion of the channel layer. | 11-05-2009 |
| 20090294864 | MOS FIELD EFFECT TRANSISTOR HAVING PLURALITY OF CHANNELS - A method of fabricating a MOSFET provides a plurality of nanowire-shaped channels in a self-aligned manner. According to the method, a first material layer and a semiconductor layer are sequentially formed on a semiconductor substrate. A first mask layer pattern is formed on the semiconductor layer, and recess regions are formed using the first mask layer pattern as an etch mask. A first reduced mask layer pattern is formed, and a filling material layer is formed on the surface of the substrate. A pair of second mask layer patterns are formed, and a first opening is formed. Then, the filling material layer is etched to form a second opening, the exposed first material layer is removed to expose the semiconductor layer, and a gate insulation layer and a gate electrode layer enclosing the exposed semiconductor layer are formed. | 12-03-2009 |
| 20100035398 | Field effect transistor and method for manufacturing the same - A field effect transistor (FET) and a method for manufacturing the same, in which the FET may include an isolation film formed on a semiconductor substrate to define an active region, and a gate electrode formed on a given portion of the semiconductor substrate. A channel layer may be formed on a portion of the gate electrode, with source and drain regions formed on either side of the channel layer so that boundaries between the channel layer and the source and drain regions of the FET may be perpendicular to a surface of the semiconductor substrate. | 02-11-2010 |
| 20100038702 | Nonvolatile memory device and methods of forming the same - Example embodiments relate to a semiconductor memory device and methods of forming the same. Other example embodiments relate to a nonvolatile memory device and methods of forming the same. The memory device may include memory cells separately formed on a channel region between impurity regions formed on a substrate. The memory cells may each include a memory layer having a tunnel insulating layer, a nano-sized charge storage layer, and a blocking insulating layer and a side gate formed on the memory layer. According to example embodiments, larger scale integration of the nonvolatile memory devices may be achieved and the reliability of the memory devices may increase. | 02-18-2010 |
| 20100059807 | Semiconductor device having bar type active pattern - A semiconductor device having a bar type active pattern and a method of manufacturing the same are provided. The semiconductor device may include a semiconductor substrate having a semiconductor fin configured to protrude from a surface of the semiconductor substrate in a first direction, the semiconductor substrate having a first width and a second width crossing the first width, wherein the first width and the second width extend in a second direction. A plurality of active patterns may be arranged in the first direction with a separation gap from the semiconductor fin. A plurality of support patterns may be arranged between the semiconductor fin and one of the plurality of active patterns arranged closer to the semiconductor fin in the first direction, and between the plurality of active patterns arranged in the first direction to support the plurality of active patterns. A gate may be arranged to cross the plurality of active patterns in the second direction and to cover a portion of the at least one of the plurality of active patterns. | 03-11-2010 |
| 20100135064 | SWITCH AND METHOD OF FORMING THE SAME - A memory device includes a memory cell that includes a storage node, a first electrode, and a second electrode, the storage node stores an electrical charge, and the first electrode moves to connect to the storage node when the second electrode is energized. | 06-03-2010 |
| 20100151649 | Method of forming a minute pattern and method of manufacturing a transistor using the same - A method of forming a minute pattern includes forming mold patterns spaced apart from each other on an underlying structure, forming polysilicon spacers on sidewalls of the mold patterns, oxidizing the polysilicon spacers to form oxide layer patterns, and forming the minute pattern in a gap between the oxide layer patterns. | 06-17-2010 |
| 20100197094 | Fin field effect transistor and method of manufacturing the same - Provided are a FinFET and a method of manufacturing the same. A FinFET may include at least one active fin, at least one gate insulating layer pattern, a first electrode pattern, a second electrode pattern and at least one pair of source/drain expansion regions. The at least one active fin may be formed on a substrate. The at least one gate insulating layer pattern may be formed on the at least one active fin. The first electrode pattern may be formed on the at least one gate insulating layer pattern. Further, the first electrode pattern may be intersected with the at least one active fin. The second electrode pattern may be formed on the first electrode pattern. Further, the second electrode pattern may have a width greater than that of the first electrode pattern. The at least one pair of source/drain expansion regions may be formed on a surface of the at least one active fin on both sides of the first electrode pattern. Thus, the FinFET may have improved capacity and reduced GIDL current. | 08-05-2010 |
| 20100197099 | SCHOTTKY BARRIER FiNFET DEVICE AND FABRICATION METHOD THEREOF - A Schottky barrier FinFET device and a method of fabricating the same are provided. The device includes a lower fin body provided on a substrate. An upper fin body having first and second sidewalls which extend upwardly from a center of the lower fin body and face each other is provided. A gate structure crossing over the upper fin body and covering an upper surface of the upper fin body and the first and second sidewalls is provided. The Schottky barrier FinFET device includes a source and a drain which are formed on the sidewalls of the upper fin body adjacent to sidewalls of the gate structure and made of a metal material layer formed on an upper surface of the lower fin body positioned at both sides of the upper fin body, and the source and drain form a Schottky barrier to the lower and upper fin bodies. | 08-05-2010 |
| 20100314604 | Gate-all-around type semiconductor device and method of manufacturing the same - The gate-all-around (GAA) type semiconductor device may include source/drain layers, a nanowire channel, a gate electrode and an insulation layer pattern. The source/drain layers may be disposed at a distance in a first direction on a semiconductor substrate. The nanowire channel may connect the source/drain layers. The gate electrode may extend in a second direction substantially perpendicular to the first direction. The gate electrode may have a height in a third direction substantially perpendicular to the first and second directions and may partially surround the nanowire channel. The insulation layer pattern may be formed between and around the source/drain layers on the semiconductor substrate and may cover the nanowire channel and a portion of the gate electrode. Thus, a size of the gate electrode may be reduced, and/or a gate induced drain leakage (GIDL) and/or a gate leakage current may be reduced. | 12-16-2010 |
| 20110006353 | DRAM DEVICES - A DRAM device includes a plug on a substrate, a conductive plate electrically connected to the plug and overlapping the substrate, at least one capacitor on the substrate and spaced apart from the plug, and at least one word line under the conductive plate and spaced apart from the conductive plate. The DRAM device further includes at least one first conductive pad under the conductive plate, the at least one first conductive pad being spaced apart from the conductive plate in a first state and being electrically connected to the conductive plate in a second state, the at least one first conductive pad being disposed between the plug and an adjacent word line of the at least one word line, and the at least one first conductive pad being electrically connected to a respective capacitor of the at least one capacitor. | 01-13-2011 |
| 20110108795 | Molecular devices and methods of manufacturing the same - Molecular devices and methods of manufacturing the molecular device are provided. The molecular device may include a lower electrode on a substrate and a self-assembled monolayer on the lower electrode. After an upper electrode is formed on the self-assembled monolayer, the self-assembled monolayer may be removed to form a gap between the lower electrode and the upper electrode. A functional molecule having a functional group may be injected into the gap. | 05-12-2011 |
