| Patent application number | Description | Published |
| 20080241422 | METHOD FOR AEROSOL SYNTHESIS OF CARBON NANOSTRUCTURE UNDER ATMOSPHERIC PRESSURE - The present invention relates to a method for the aerosol synthesis of carbon nanostructures under atmospheric pressure comprising a spark generation step of generating a spark between a graphite electrode made of carbon and a metal electrode made of a catalytic metal inducing the graphitization of carbon and vaporizing the carbon component of the graphite electrode and the metal component of the metal electrode utilizing the heat produced by the spark, thereby generating carbon vapor and metal vapor; and a carbon nanostructure generation step of cooling and condensing the carbon vapor and the metal vapor to form a graphitic carbon layer and catalytic metal particles and generating carbon nanostructures in which the graphitic carbon layer grows on the surface of the catalytic metal particles and covers the catalytic metal particles. | 10-02-2008 |
| 20100272903 | CATALYTIC SURFACE ACTIVATION METHOD FOR ELECTROLESS DEPOSITION - Provided is a catalytic surface activation method for electroless deposition comprising a metallic aerosol nanoparticle generation step of generating metallic aerosol nanoparticles, which act as plating initiation catalyst; a metallic aerosol nanoparticle fixation step of fixing the resultant metallic aerosol nanoparticles on a plating surface; and an electroless deposition step of impregnating the material to be plated in an electroless deposition solution to form a plating layer on the plating surface on which the metallic aerosol nanoparticles have been fixed. The catalytic surface activation method for electroless deposition of the present invention is applicable to large-scale plating with simple process and superior applicability, improves the plating characteristics with little impurity generation, requires no post-treatment process for removing impurities and is environment-friendly with no wastewater generation by directly fixing metallic aerosol nanoparticles on the material to be plated. | 10-28-2010 |
| 20100272904 | CATALYTIC SURFACE ACTIVATION METHOD FOR ELECTROLESS DEPOSITION - Provided is a catalytic surface activation method for electroless deposition comprising a metallic aerosol nanoparticle generation step of generating metallic aerosol nanoparticles, which act as plating initiation catalyst; a metallic aerosol nanoparticle fixation step of fixing the resultant metallic aerosol nanoparticles on a plating surface; and an electroless deposition step of impregnating the material to be plated in an electroless deposition solution to form a plating layer on the plating surface on which the metallic aerosol nanoparticles have been fixed. The catalytic surface activation method for electroless deposition of the present invention is applicable to large-scale plating with simple process and superior applicability, improves the plating characteristics with little impurity generation, requires no post-treatment process for removing impurities and is environment-friendly with no wastewater generation by directly fixing metallic aerosol nanoparticles on the material to be plated. | 10-28-2010 |
| 20100272905 | CATALYTIC SURFACE ACTIVATION METHOD FOR ELECTROLESS DEPOSITION - Provided is a catalytic surface activation method for electroless deposition comprising a metallic aerosol nanoparticle generation step of generating metallic aerosol nanoparticles, which act as plating initiation catalyst; a metallic aerosol nanoparticle fixation step of fixing the resultant metallic aerosol nanoparticles on a plating surface; and an electroless deposition step of impregnating the material to be plated in an electroless deposition solution to form a plating layer on the plating surface on which the metallic aerosol nanoparticles have been fixed. The catalytic surface activation method for electroless deposition of the present invention is applicable to large-scale plating with simple process and superior applicability, improves the plating characteristics with little impurity generation, requires no post-treatment process for removing impurities and is environment-friendly with no wastewater generation by directly fixing metallic aerosol nanoparticles on the material to be plated. | 10-28-2010 |
| 20110000704 | Printed Circuit Board and Method of Manufacturing the Same - Provided is a method of manufacturing a printed circuit board including, disposing first and second insulating members and first and second conductive films on both sides of a separating member to perform a thermocompression bonding process on the first and second insulating members and the first and second conductive films on the both sides of the separating member, so as to attach the first member to the second member with the separating member therebetween and attach the first insulating member to the first conductive film and attach the second insulating member to the second conductive film, selectively removing the first and second conductive films to form first and second circuit patterns, and cutting the separating member and the first and second insulating members to separate the first and second insulating members with the first and second circuit patterns from the separating member. | 01-06-2011 |
| Patent application number | Description | Published |
| 20090208187 | STORAGE MEDIUM IN WHICH AUDIO-VISUAL DATA WITH EVENT INFORMATION IS RECORDED, AND REPRODUCING APPARATUS AND REPRODUCING METHOD THEREOF - A storage medium in which audio-visual data with event information is recorded, and a reproducing apparatus and reproducing method thereof, includes: audio-visual (AV) data; and event information to activate an event when a predetermined specific scene is reproduced while reproducing the AV data and to execute a predetermined program application corresponding to the activated event by synchronizing the program application with the specific scene. Accordingly, the storage medium may be controlled so that an application having a program function is synchronized with a specific scene of the AV data using the event information while reproducing the entirety of the AV data or a portion of the AV data. | 08-20-2009 |
| 20090214177 | STORAGE MEDIUM STORING MULTIMEDIA DATA FOR REPRODUCTION OF AV DATA AND PROGRAMMING FUNCTION, AND REPRODUCING APPARATUS AND METHOD THEREOF - A storage medium storing multimedia data for the reproduction of audio-visual (AV) data and a programming function, and a reproducing apparatus and method thereof. The storage medium includes: reproduction mode data for reproducing audio-visual (AV) data; program data including a plurality of program applications for providing interactive functions with a user and/or additional functions using the AV data; system data for controlling the execution of the reproduction mode data and the program data; and application objects for managing the execution of the program data and information on the reproduction mode data to be reproduced along with the execution of the program data. Accordingly, various user interfaces and/or various additional functions can be provided, as well as simple reproduction of AV data. Also the program application can be prevented from using malicious intent, and program applications having the same function can be reused without modification or recompilation. | 08-27-2009 |
| 20090296453 | Semiconductor Memory Apparatus - A semiconductor memory apparatus includes a unit cell with a transistor having a floated body and a capacitor for storing charges; a word line for activating the unit cell; and a bit line for transmitting data to the unit cell. | 12-03-2009 |
| Patent application number | Description | Published |
| 20080274770 | APPARATUS AND METHOD FOR CONTROLLING BUILT-IN MICROPHONE OF PORTABLE TERMINAL - An apparatus and method for controlling a built-in microphone of a portable terminal is provided. The method includes detecting a call connection event when a call connection request is received or transmitted; checking information on a currently connected connection device upon detecting the call connection event; and when the information shows that the connected connection device is an earphone, activating a speaker included in the earphone and activating the built-in microphone. | 11-06-2008 |
| 20090045321 | Image sensor, method of manufacturing the same, and method of operating the same - An image sensor includes a photoelectric conversion section in a semiconductor substrate, the photoelectric conversion section having a capping layer of a first conductivity type and a photodiode of a second conductivity type below the capping layer, the photodiode having an upper surface deeper than about 1 μm, as measured from an upper surface of the semiconductor substrate, a charge detection section receiving charges stored in the photoelectric conversion through a charge transfer section and converting the received charges into respective electrical signals, a voltage application section adapted to apply voltage to the capping layer and to a lower portion of the semiconductor substrate to control a width of a depletion layer on the photodiode, and a signal operation section adapted to generate red, green, and blue, signals according to signals from the charge detection section. | 02-19-2009 |
| 20090239327 | CMOS IMAGE SENSOR AND METHOD OF FABRICATING THE SAME - In a CMOS image sensor and method of fabricating the same, the CMOS image sensor is comprised of a pixel array generating image signals and a peripheral circuit processing the image signals. In the method, a substrate is provided having a pixel region and a peripheral circuit region. A photo-receiving element and at least one transistor are formed on the pixel region of the substrate and a transistor is formed on the peripheral circuit region of the substrate. A silicide barrier pattern is formed to cover a region where the photo-receiving element is formed. A silicide layer is formed on a predetermined region of the substrate. An interlevel insulation film is formed on the silicide barrier layer. At least one contact hole penetrating the interlevel insulation film is formed, the at least one contact hole exposing a predetermined region of the silicide layer. This is effective to prevent a problem such as an excessive etching due to disagreement of the etch target films between the pixel array and the peripheral circuit. | 09-24-2009 |
| 20100286523 | ULTRASOUND DIAGNOSTIC SYSTEM AND METHOD FOR DISPLAYING DOPPLER SPECTRUM IMAGES OF MULTIPLE SAMPLE VOLUMES - The embodiment of the present invention provides an ultrasound diagnostic system, including: an ultrasound diagnosis unit for transmitting ultrasound signals to a target object and receiving ultrasound echo signals to acquire B-mode image signals and Doppler spectrum image signals; a processor for forming at least one B-mode image based on the B-mode image signals and forming a plurality of Doppler spectrum images for a plurality of sample volumes designated on the B-mode image based on the Doppler spectrum image signals; a user input unit for allowing a user to input selection information indicating locations and sizes of the plurality of sample volumes; and an image display unit for displaying at least one B-mode image and the plurality of Doppler spectrum images. | 11-11-2010 |
| 20110128485 | LIQUID CRYSTAL DISPLAY DEVICE - An LCD device is disclosed. The LCD device includes a liquid crystal panel configured to include a bonding portion formed in its one edge, pluralities of gate and data lines arranged on it, and pixel regions defined by the gate and data lines. The bonding portion includes: first metal patterns formed away from each other and on a substrate of the liquid crystal panel; a gate insulation film and a protective layer sequentially formed to cover the first metal patterns; and a second metal pattern formed on the protective layer and electrically connected to the first metal patterns partially exposed by contact holes which are formed by partially etching the gate insulation film and protective layer. | 06-02-2011 |
| Patent application number | Description | Published |
| 20110193415 | WIRELESS ENERGY TRANSMISSION STRUCTURE - Disclosed is a wireless energy transmission structure which includes a disc part including a first conductor plate and a second conductor plate which are spaced to face each other and a dielectric material inserted between the first conductor plate and the second conductor plate, and generating an electric field between the first conductor plate and the second conductor plate; and a ring-shaped wire part one end of which is connected to the first conductor plate and the other end of which is connected to the second conductor plate, and having a meta structure in which a plurality of meta cells is repetitively arranged so as to induce a magnetic field using the electric field, so that the wireless energy transmission structure is reduced in size and is improved in transmission distance and transmission efficiency. | 08-11-2011 |
| 20110266879 | APPARATUS FOR TRANSMITTING AND RECEIVING WIRELESS ENERGY USING META-MATERIAL STRUCTURES HAVING ZERO REFRACTIVE INDEX - Disclosed herein is an apparatus for transmitting and receiving wireless energy using meta-material structures having a zero refractive index. The apparatus includes a wireless energy transmission unit and a wireless energy reception unit. When external power is applied thereto, the wireless energy transmission unit generates wireless energy to be wirelessly transmitted, and then wirelessly transmits wireless energy, which is normally propagated radially when the generated wireless energy is transmitted, using a magnetic resonance method while concentrating the wireless energy in one direction. | 11-03-2011 |
| 20110267247 | APPARATUS FOR TRANSMITTING AND RECEIVING WIRELESS ENERGY USING META-MATERIAL STRUCTURES HAVING NEGATIVE REFRACTIVE INDEX - Disclosed herein is there is provided an apparatus for transmitting and receiving wireless energy using meta-material structures having a negative refractive index. The apparatus includes a wireless energy transmission unit and a wireless energy reception unit. The wireless energy transmission unit generates wireless energy to be wirelessly transmitted, and then wirelessly transmits wireless energy, which is normally propagated radially, using a magnetic resonance method while concentrating the wireless energy at a single point. The wireless energy reception unit wirelessly receives the wireless energy using the magnetic resonance method while concentrating the wireless energy at a single point. | 11-03-2011 |
| 20120038220 | WIRELESS POWER TRANSMISSION APPARATUS AND TRANSMISSION METHOD THEREOF - Disclosed herein are a wireless power transmission apparatus and a transmission method thereof. The wireless power transmission apparatus is configured to include a wireless power transmitter generating a wireless power signal to be wireless transmitted, wirelessly transmitting the generated wireless power signal by a magnetic resonance manner, receiving a reflection wireless power signal to determine whether or not a load apparatus is presented, and supplying power to the load apparatus; and a wireless power receiver connected to the load apparatus and receiving the transmitted wireless power signal by the magnetic resonance manner and supplying it to the connected load apparatus and reflecting the remaining wireless power signal to the wireless power transmitter, whereby a transmission apparatus can recognize a receiving environment and resonance characteristics are improved, without a separate communication device or a system. | 02-16-2012 |
| Patent application number | Description | Published |
| 20090078696 | METHOD OF CONTROLLING COOKER - The present invention relates to a oven and a method of controlling the same. In a method of controlling a oven for receiving a variety of operating and setting instructions and displaying various kinds of data related to the instructions, which comprises the steps of (A) displaying, by a control module, any one of menu lists included in a menu list image on a display unit to be relatively larger than the other menu lists; (B) receiving, by an input unit, an instruction to select any one of the menu lists displayed on the display unit at step (A); (C) displaying, by the control module, the menu list selected at step (B) on the display unit to be relatively larger than the other menu lists; (D) receiving, the input unit, an instruction to select any one of menus included in the menu list selected at step (B); (E) displaying, by the control module, a cooking method and image for the menu selected at step (D) on the display unit; (F) receiving, by the input unit, a cooking start instruction; and (G) performing a cooking operation in accordance with the cooking method for the menu selected at step (D) by means of the cooking start instruction received by the input unit at step (F). According to the present invention, there are advantages in that an item to be set can be easily discriminated and accurately selected, a cooking method can be easily discriminated and food can be easily cooked accordingly, and a variety of settings can be made according to users. | 03-26-2009 |
| 20100313870 | BUILT-IN COOKING APPLIANCE - Provided is a built-in cooking appliance including: a top plate; a main body under the top plate, the main body receiving at least a heater; a fan inducing an air flow in the main body; a cabinet including a receiving portion on which the top plate is mounted; and a top frame covering an airflow opening between at least one edge of the top plate and the cabinet, wherein the main body includes at least one edge adjacent to the airflow opening and supported by the cabinet. The built-in cooking appliance can efficiently discharge warm air and prevents an inflow of external water. In addition, convenience in cleaning the built-in cooking appliance can be improved, and operation reliability of the built-in cooking appliance can also be improved by the thermally-stable state in the cooking appliance. | 12-16-2010 |
| Patent application number | Description | Published |
| 20080309216 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS A LIGHT SOURCE - A light emission device in which a light emission unit has an improved structure and a display device using the light emission device as a light source. The light emission device includes first and second substrates facing each other with a predetermined distance therebetween, an electron emission unit located on one side of the first substrate, and a light emission unit located on one side of the second substrate. The electron emission unit includes a plurality of electron emission elements. The light emission unit includes at least one phosphor layer and a reflection layer spaced apart from the phosphor layer with a barrier disposed between the phosphor layer and the reflection layer. | 12-18-2008 |
| 20090021142 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE - A light emission device and a display device provided with the light emission device are provided. The light emission device includes first and second substrates opposing each other. An electron emission unit is arranged on the first substrate. A light emission unit is provided on the second substrate and has an active area and an inactive area surrounding the active area. An arcing preventing member is formed on the inactive area. The arcing preventing member is formed to satisfy the condition: 0.3≦H/W≦1.0, where W is a width of the active area and H is a height of the arcing preventing member. | 01-22-2009 |
| 20090167154 | WHITE PHOSPHOR, LIGHT EMISSION DEVICE INCLUDING THE SAME, AND DISPLAY DEVICE INCLUDING THE LIGHT EMISSION DEVICE - A white phosphor, a light emission unit including the white phosphor, and a display device including the light emission unit are provided. The white phosphor comprises a green phosphor including a Tb-doped oxide host material, a blue phosphor and a red phosphor. The green phosphor doped with Tb is used as an activator, and has a wavelength which does not overlap with a wavelength of the blue phosphor, thereby improving color purity of the light emission device. | 07-02-2009 |
| 20090174842 | DISPLAY DEVICE - Display devices having improved color reproduction ranges and improved color purity of the screen images are provided. In one embodiment, the display device includes a display panel for displaying an image, and a light emitting panel for providing light to the display panel. The light emitting panel includes first and second substrates facing each other, an electron emission unit on an inner surface of the first substrate and including electron emission regions and driving electrodes, a light emission unit on an inner surface of the second substrate and including an anode electrode and a phosphor layer, and a filter layer formed on a surface of the second substrate for selectively absorbing light in wavelength bands ranging from about 480 nm to about 500 nm and from about 580 nm to about 600 nm. | 07-09-2009 |
| Patent application number | Description | Published |
| 20090198476 | 4-D Inversion Of Geophysical Data And 4-D Imaging Method Of Geological Structure Using It - The method for 4-D inversion of geophysical data for calculating distribution of subsurface material properties from geophysical data includes (a) defining measured data into space-time coordinates, and defining a reference space-time model vector (U) composed of many reference space model vectors (U) for a plurality of pre-selected reference times to simulate a space-time model vector (P) that is a geologic structure continuously changing in time; (b) approximating a numerical modeling for a geologic structure space model at an arbitrary time using Taylor series of numerical modeling for the reference space models, defining an objective inversion function to constrain each inversion in space and time domains, and obtaining a reference space-time model vector (U) from the measured data defined in space-time coordinates using the objective inversion function; and (c) obtaining a space-time model vector (P) from the reference space-time model vector (U) to calculate distribution of subsurface material properties changing in time. | 08-06-2009 |
| 20100231247 | ELECTRICAL SPECIFIC RESISTIVITY PROBING ROBOT - The present invention relates to an electrical specific resistivity probing robot, and it is directed to automatically measuring a three-dimensional electrical specific resistivity structure of an underground shallow region by installing a plurality of probing electrodes at regular intervals along a robot-moving caterpillar to measure difference of potentials of the electrodes at a ground plane. The electrical specific resistivity probing robot of the present invention includes a frame ( | 09-16-2010 |
| 20100259269 | SYSTEM FOR STREAMER ELECTRICAL RESISTIVITY SURVEY AND METHOD FOR ANALYSIS OF UNDERGROUND STRUCTURE BELOW A RIVERBED - A system for measuring electrical resistivity survey checks a border of bedrock or a thickness of a sedimentary layer in a riverbed of a river or lake within a short time. A method for analysis of an underground structure of a riverbed using the same is also provided. The system for streamer electric resistivity survey using a survey boat comprises a streamer cable connected to the survey boat and having a plurality of electrodes attached thereto; a multi-channel resistivity meter loaded on the survey boat to measure electric resistivity from the plurality of electrodes; a first RTK GPS (Real Time Kinematic Global Positioning System) loaded on the survey boat to measure a position of the survey boat in real time; and a second RTK GPS installed to a tail of the streamer cable to measure a position of the tail in real time. | 10-14-2010 |
| 20100315103 | METHOD FOR EVALUATION OF THE GROUND REINFORCEMENT EFFECT USING 4-D ELECTRICAL RESISTIVITY MONITORING - Disclosed is a method of evaluating a ground reinforcement effect using 4-D electrical resistivity monitoring, wherein the ground reinforcement is made up on an underground cavity through cement mortar grouting, the method including: (a) installing a survey line for measuring electrical resistivity in a ground reinforcement zone; (b) measuring the electrical resistivity of the ground reinforcement zone through the survey line before grouting mortar, and imaging three-dimensional electrical resistivity distribution in the ground reinforcement zone by applying a three-dimensional electrical resistivity inversion to the measured results; (c) measuring the electrical resistivity of the ground reinforcement zone through the survey line while or after grouting the mortar, and imaging the three-dimensional electrical resistivity distribution in the ground reinforcement zone by applying the three-dimensional electrical resistivity inversion to the measured results; and (d) calculating a change ratio of the electrical resistivity measured while or after the grouting in (c) to the electrical resistivity measured before the grouting in (b), and evaluating the ground reinforcement effect by imaging the three-dimensional electrical resistivity distribution in the ground reinforcement zone on the basis of the change ratio. | 12-16-2010 |
| 20120029825 | SYSTEM FOR STREAMER ELECTRICAL RESISTIVITY SURVEY AND METHOD FOR ANALYSIS OF UNDERGROUND STRUCTURE BELOW A RIVERBED - A system for measuring electrical resistivity survey checks a border of bedrock or a thickness of a sedimentary layer in a riverbed of a river or lake within a short time. A method for analysis of an underground structure of a riverbed using the same is also provided. The system for streamer electric resistivity survey using a survey boat comprises a streamer cable connected to the survey boat and having a plurality of electrodes attached thereto; a multi-channel resistivity meter loaded on the survey boat to measure electric resistivity from the plurality of electrodes; a first RTK GPS (Real Time Kinematic Global Positioning System) loaded on the survey boat to measure a position of the survey boat in real time; and a second RTK GPS installed to a tail of the streamer cable to measure a position of the tail in real time. | 02-02-2012 |
| Patent application number | Description | Published |
| 20080308875 | MASK ROM DEVICE, SEMICONDUCTOR DEVICE INCLUDING THE MASK ROM DEVICE, AND METHODS OF FABRICATING MASK ROM DEVICE AND SEMICONDUCTOR DEVICE - A mask read-only memory (ROM) device, which can stably output data, includes an on-cell and an off-cell. The on-cell includes an on-cell gate structure on a substrate and an on-cell junction structure within the substrate. The off-cell includes an off-cell gate structure on the substrate and an off -cell junction structure within the substrate. The on-cell gate structure includes an on-cell gate insulating film, an on-cell gate electrode and an on-cell gate spacer. The on-cell junction structure includes first and second on-cell ion implantation regions of a first polarity and third and fourth on-cell ion implantation regions of a second polarity. The off-cell gate structure includes an off-cell gate insulating film, an off-cell gate electrode and an off-cell gate spacer. The off-cell junction structure includes first and second off-cell ion implantation regions of the first polarity and a third off-cell ion implantation region of the second polarity. | 12-18-2008 |
| 20090059664 | Electrically Erasable Programmable Read-Only Memory (EEPROM) Cell and Methods for Forming and Reading the Same - In a method of reading data in an EEPROM cell, a bit line voltage for reading is applied to the EEPROM cell including a memory transistor and a selection transistor. A first voltage is applied to a sense line of the memory transistor. A second voltage greater than the first voltage is applied to a word line of the selection transistor. A current passing through the EEPROM cell is compared with a predetermined reference current to read the data stored in the EEPROM cell. An on-cell current of the EEPROM cell may be increased in an erased state and the data in the cell may be readily discriminated. | 03-05-2009 |
| 20100285641 | MASK ROM DEVICE, SEMICONDUCTOR DEVICE INCLUDING THE MASK ROM DEVICE, AND METHODS OF FABRICATING MASK ROM DEVICE AND SEMICONDUCTOR DEVICE - A mask read-only memory (ROM) device, which can stably output data, includes an on-cell and an off-cell. The on-cell includes an on-cell gate structure on a substrate and an on-cell junction structure within the substrate. The off-cell includes an off-cell gate structure on the substrate and an off-cell junction structure within the substrate. The on-cell gate structure includes an on-cell gate insulating film, an on-cell gate electrode and an on-cell gate spacer. The on-cell junction structure includes first and second on-cell ion implantation regions of a first polarity and third and fourth on-cell ion implantation regions of a second polarity. The off-cell gate structure includes an off-cell gate insulating film, an off-cell gate electrode and an off-cell gate spacer. The off-cell junction structure includes first and second off-cell ion implantation regions of the first polarity and a third off-cell ion implantation region of the second polarity. | 11-11-2010 |
| 20110038210 | Electrically Erasable Programmable Read-Only Memory (EEPROM) Cell and Methods for Forming and Reading the Same - In a method of reading data in an EEPROM cell, a bit line voltage for reading is applied to the EEPROM cell including a memory transistor and a selection transistor. A first voltage is applied to a sense line of the memory transistor. A second voltage greater than the first voltage is applied to a word line of the selection transistor. A current passing through the EEPROM cell is compared with a predetermined reference current to read the data stored in the EEPROM cell. An on-cell current of the EEPROM cell may be increased in an erased state and the data in the cell may be readily discriminated. | 02-17-2011 |
| 20110316092 | Mask Rom - A mask read-only memory (ROM) includes parallel doping lines of a second conductivity type formed in a substrate of a first conductivity type, a first insulation film formed on the doping lines and the substrate, conductive pads fainted on the first insulation film, a second insulation film formed on the first insulation film and the conductive pads, parallel wires formed on the second insulation film extending perpendicular to the doping lines, contact plugs formed in the first insulation film that connect the doping lines to the conductive pads, and vias formed in the second insulation film that connect the conductive pads to the wires, wherein crossings of the doping lines and the wires define memory cells, contact plugs and vias are formed in memory cells of a first type, and at least one of the contact plug and via are missing from memory cells of a second type. | 12-29-2011 |
| Patent application number | Description | Published |
| 20110236249 | MAGNESIUM-BASED ALLOY WITH SUPERIOR FLUIDITY AND HOT-TEARING RESISTANCE AND MANUFACTURING METHOD THEREOF - Provided are a magnesium-based alloy and a manufacturing method thereof. In the method, a magnesium alloy is melted into liquid phase, and an alkaline earth metal oxide is added into a molten magnesium alloy. The alkaline earth metal oxide is exhausted through surface reduction reaction between the melt and the alkaline earth metal oxide. Alkaline earth metal produced by the exhaustion reacts with Mg and/or other alloying elements in the magnesium alloy so that an intermetallic compound is formed. The magnesium prepared by the method is excellent in fluidity and hot-tearing resistance. To this end, the alkaline earth metal oxide added is CaO, and the added amount of CaO is 1.4 to 1.7 times the target weight of Ca to be contained in the final Mg alloy. | 09-29-2011 |
| 20110236250 | MAGNESIUM ALLOY FOR ROOM TEMPERATURE AND MANUFACTURING METHOD THEREOF - Provided is a magnesium alloy for room temperature, which is manufactured by adding CaO onto a surface of a molten magnesium alloy and exhausting the CaO through a reduction reaction of the CaO with the molten magnesium alloy. Resultantly, the magnesium alloy with CaO added has more improved room-temperature mechanical properties (tensile strength, yield strength, elongation) than magnesium alloys without using CaO. Furthermore, as the added amount of CaO increases, room-temperature mechanical properties (tensile strength, yield strength, elongation) increase as well. | 09-29-2011 |
| 20110236251 | MAGENSIUM-BASED ALLOY FOR HIGH TEMPERATURE AND MANUFACTURING METHOD THEREOF - Provided is a manufacturing method of a magnesium-based alloy for high temperature. The manufacturing method includes melting a magnesium (Mg) or magnesium alloy into a liquid phase, adding calcium oxide (CaO) 1.4 times the weight of a final calcium (Ca) target composition onto a surface of a melt in which the magnesium or the magnesium alloy is melted, forming a targeted amount of Ca in the magnesium or magnesium alloy through a reduction reaction between the melt and the added CaO. Specifically, the amount of Ca formed is in the range of 0.8 wt % to 2.4 wt %, and a final composition of the Mg alloy includes 6.0-8.0 wt % of aluminum (Al), 0.1-0.3 wt % of manganese (Mn), 0.2-0.3 wt % of strontium (Sr), less than 0.04 wt of zinc (Zn), less than 0.9 wt of tin (Sn), and a balance being Mg. | 09-29-2011 |