Patent application number | Description | Published |
20080230915 | SEMICONDUCTOR PACKAGE USING WIRES CONSISTING OF Ag OR Ag ALLOY - A semiconductor package using Ag or Ag alloy wire which can maintain superior reliability against a noble metal and lower its manufacturing cost is provided. The semiconductor package comprises a semiconductor substrate. A semiconductor chip is attached to the package substrate and has one or more pads which comprise a noble metal. And one or more wires are bonded so as to electrically connect the one or more pads and the package substrate and comprise Ag or Ag alloy. | 09-25-2008 |
20080240975 | AG-BASED ALLOY WIRE FOR SEMICONDUCTOR PACKAGE - An Ag-based alloy wire for a semiconductor package is highly reliable and can be fabricated with low costs. The Ag-based alloy wire includes 0.05˜5 wt % of at least one kind of a first additive ingredient selected from the group consisting of platinum (Pt), palladium (Pd), rhodium (Rh), osmium (Os), gold (Au), and nickel (Ni), and Ag as a remainder. | 10-02-2008 |
20140023928 | ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND SECONDARY BATTERY INCLUDING THE SAME - An anode active material for a lithium secondary battery having a high capacity and a high efficiency of charge discharge characteristics. The anode active material includes a silicon mono-phase and an alloy phase formed of silicon with a metal element at least one selected from the group consisting of Ti, Ni, Cu, Fe, Mn, Al, Cr, Co, and Zn. The anode active material is a powder in which the silicon mono-phase is uniformly distributed in a matrix of the alloy phase, has particle size distribution defined as D0.1 and D0.9, and the value of D0.1-D0.9 is in a range from about 3 μm to about 15 μm. | 01-23-2014 |
20140199594 | ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME - An anode active material for a lithium secondary battery having high-capacity and high-efficient charge/discharge characteristics. The anode active material includes silicon single phases; and silicon-metal alloy phases surrounding the silicon single phases. A dopant is distributed in the anode active material, and the silicon single phases are formed through rapid-cooling solidification, and the silicon single phases have a fine microstructure due to the dopant. | 07-17-2014 |
20140203207 | ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME - An anode active material for a lithium secondary battery having high-capacity and high-efficient charging/discharging characteristics. The anode active material includes silicon single phases, and silicon-metal alloy phases distributed around the silicon single phases. The silicon single phases have a fine structure in which crystalline particles obtained through rapid-cooling solidification are thermally treated to be grown to crystal grains. | 07-24-2014 |
20140291574 | ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME - An anode active material for a secondary battery is provided. The anode active material provides high-capacity, high-efficiency, charging and discharging characteristics. The anode active material for a secondary battery may include a silicon single phase and a silicon-metal alloy phase distributed around the silicon single phase. The silicon-metal alloy phase may include copper, iron, titanium and nickel. | 10-02-2014 |
20140332716 | ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY, AND SECONDARY BATTERY INCLUDING SAME - An anode active material for a secondary battery includes an amount of a first element group in a range of about 0 at % (atomic percent) to about 30 at %, an amount of a second element group in a range of about 0 at % to about 20 at %, a balance of silicon and other unavoidable impurities. The first element group may include copper (Cu), iron (Fe), or a mixture thereof, and the second element group may include titanium (Ti), nickel (Ni), manganese (Mn), aluminum (Al), chromium (Cr), cobalt (Co), zinc (Zn), boron (B), beryllium (Be), molybdenum (Mo), tantalum (Ta), sodium (Na), strontium (Sr), phosphorous (P) or mixtures thereof. | 11-13-2014 |
20140376185 | COOLING DEVICE - A cooling device according to an exemplary embodiment of the present invention includes: a chamber including at least one flexible surface; a piezoelectric element formed in the at least one flexible surface and generating a volume change in the chamber by bending the at least one flexible surface in a first direction or a second direction to generates a first directional air flow or a second directional air flow; an opening formed in the chamber and becoming a channel of the first direction air flow or the second directional air flow; and at least one connection unit connected to the outer side of the chamber and the outer side of a heat source that is provided at a distance from the chamber and connecting the chamber and the heat source. | 12-25-2014 |
20150041707 | NEGATIVE ACTIVE MATERIAL FOR SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME - A negative active material for a secondary battery that provides high capacity, high efficiency charging and discharging characteristics includes: a silicon single phase; and a silicon-metal alloy phase by which the silicon single phase is bounded, wherein the negative active material comprises 5 to 30 wt % of nickel, 5 to 30 wt % of titanium, and 40 to 90 wt % of silicon, the negative active material has a first peak of the silicon-metal alloy phase in an X-ray diffraction analysis spectrum, the silicon single phase is finely distributed in the silicon-metal single phase by mechanical alloying, and the first peak resulting from the (501) surface of the silicon-metal alloy phase has a greater value than the first peak resulting from the (501) surface of the silicon-metal alloy phase that is not subjected to the mechanical alloying, by 0.6° to 0.9°. | 02-12-2015 |
20150072235 | POWDER MANUFACTURING APPARATUS AND ANODE ACTIVE MATERIAL FOR SECONDARY BATTERY MANUFACTURED BY THE APPARATUS - Provided is an apparatus for manufacturing a powder alloy used as an anode active material of a secondary battery. The apparatus includes a nozzle unit for melting and spraying an alloy, a cooling unit for cooling down the alloy sprayed from the nozzle unit, a grinding unit for grinding the alloy cooled by the cooling unit, and a first chamber accommodating the nozzle unit, the cooling unit, and the grinding unit, and maintained to be a vacuum state. | 03-12-2015 |