| Samsung SDI Co., Ltd. Patent applications |
| Patent application number | Title | Published |
|---|
| 20120034549 | SEPARATOR FOR FUEL CELL, AND FUEL CELL SYSTEM INCLUDING SAME - A fuel cell separator and a fuel cell system including the same. The separator includes a main body including a plurality of cell barriers and a flow channel disposed between the cell bathers, and a hydrophilic surface-treatment layer disposed on the bottom surface of the flow channel of the main body. The hydrophilic surface-treatment layer disposed on the bottom surface of the flow channel has a contact angle less than a contact angle of a side surface of at least one of the cell barriers by approximately 10° to approximately 60°. | 02-09-2012 |
| 20120034523 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - Disclosed are a negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative active material may include a metal oxide in an amount of about 20 wt % or more, and has a specific surface area of about 500 m | 02-09-2012 |
| 20120034514 | BATTERY PACK - A battery pack having excellent assembling efficiency and strength against drop impact. The battery pack includes: an electrode assembly; a case that has a space accommodating the electrode assembly and includes a wing portion having a plurality of through-holes in at least one direction of the outer circumference; and a frame that includes a frame body disposed to encompass the outer circumference of the case and a frame coupling unit integrally formed with the frame body and coupling the case to the frame body via the through-holes. | 02-09-2012 |
| 20120034513 | SECONDARY BATTERY - A secondary battery is disclosed. In one embodiment, the battery includes i) an electrode assembly and ii) first and second electrode tabs spaced apart from each other and extending from the electrode assembly, wherein the first and second electrode tabs have first and second outer surfaces, respectively. The battery may further include i) an electrolyte, ii) a movement prevention tape attached to at least a portion of at least one of the first and second outer surfaces, wherein at least part of the movement prevention tape is configured to become adhesive upon contacting the electrolyte and iii) a can accommodating the electrode assembly, electrode tabs and movement prevention tape. | 02-09-2012 |
| 20120034495 | BATTERY PACK - A battery pack comprises a battery cell, a circuit module electrically connected to the battery cell, a first case covering one side of the battery cell, a second case covering an opposite side of the battery cell and one side of the circuit module, wherein the second case is coupled to the first case, and a third case covering an opposite side of the circuit module, wherein the third case is coupled to the first case and the second case. | 02-09-2012 |
| 20120034380 | VACUUM CHAMBER SYSTEM OF COATING APPARATUS AND COATING METHOD USING THE SAME - There are provided a vacuum chamber system of a coating apparatus and a coating method using the same that prevents the attraction phenomenon of a coating solution in intermittent coating, so that the failure rate of coating is reduced, thereby improving the quality of products. In one embodiment, a vacuum chamber system of a coating apparatus includes a vacuum chamber connected to a coating solution outlet of the coating apparatus. A sound pressure generating unit is connected to one region of the vacuum chamber to generate sound pressure. A buffer tank is provided between the vacuum chamber and the sound pressure generating unit. In the vacuum chamber system, a control unit is further provided between the vacuum chamber and the buffer tank. The control unit controls air to be selectively inhaled or blocked from the vacuum chamber and the sound pressure generating unit. | 02-09-2012 |
| 20120032936 | PLASMA DISPLAY AND DRIVING APPARATUS THEREOF - A plasma display is disclosed. In the plasma display, a first transistor for applying a low level voltage of a sustain pulse is connected to a high voltage terminal of a scanning circuit and a second transistor for applying a high level voltage of the sustain pulse is connected to a low voltage terminal of the scanning circuit. The first and the second transistors are alternatively turned on during sustain period, and the sustain pulse is applied to the scan electrode. | 02-09-2012 |
| 20120032646 | BATTERY PACK AND METHOD OF CONTROLLING THE SAME - A battery pack, and a method of controlling the battery pack are disclosed. The battery pack detects consumption current when a load is not turned on, and shuts off power when a load is turned off or in stand-by mode, thereby preventing consumption current of the load from flowing. | 02-09-2012 |
| 20120032641 | BATTERY PACK AND METHOD OF CONTROLLING THE SAME - A battery pack and a method of controlling the same is disclosed. The battery pack determines a cell deviation after the battery pack is fully charged or over-discharged, and thus the battery pack can reduce the cell deviation by performing cell balancing. | 02-09-2012 |
| 20120032639 | BATTERY PACK, CHARGER, AND CHARGING SYSTEM - A battery pack, a charger, and a charging system. The battery pack includes a rechargeable battery, and a protection circuit to control charging and discharging of the battery, wherein the protection circuit includes a micom to output an operating state signal representing an operating state of the micom and a malfunction transferring unit to transfer information on whether the battery is malfunctioning based on the operating state signal. Accordingly, when an error is detected by the protection circuit of the battery pack, charging is stopped, and thus the battery pack may be stably charged. | 02-09-2012 |
| 20120029744 | ELECTRIC VEHICLE AND METHOD OF CONTROLLING THE SAME - An electric vehicle and a method of controlling the electric vehicle are disclosed. In one embodiment, the electric vehicle includes i) a battery configured to provide electric energy to the motor, ii) a remaining energy-amount detector configured to detect a remaining energy-amount of the battery and iii) a manipulation unit configured to receive target information from a user. The vehicle also includes a guide information generator configured to generate driving guide information based at least in part on the remaining energy-amount of the battery and the target information and a display unit configured to display the driving guide information. | 02-02-2012 |
| 20120023739 | METHOD OF MANUFACTURING SECONDARY BATTERY - A secondary battery and a method of manufacturing the same are disclosed. In one embodiment, the secondary battery includes an electrode assembly including an external surface, an electrolyte, a sealing tape including an adhesive layer attached to at least portion of an outer surface of the electrode assembly and contacting the external surface of the electrode assembly and a base sheet disposed on an adhesive layer and formed of a material having directionality, and a can receiving the electrode assembly, the electrolyte, and the sealing tape, wherein the base sheet loses directionality and is shrunk and deformed in shape by contact with the electrolyte, and at least portion of the base sheet contacts an inner surface of the can to prevent the electrode assembly from being freely moved within the can. | 02-02-2012 |
| 20120021338 | METHOD FOR PREPARING METAL CATALYST AND ELECTRODE - A method for preparing a metal catalyst includes a proton conductive material coating layer formed on the surface of a conductive material. Also, an electrode may be prepared using the metal catalyst. The method for preparing the metal catalyst comprises mixing the conductive catalyst material, the proton conductive material, and a first solvent, casting the mixture onto a supporting layer and drying the mixture to form a conductive catalyst containing film. The method further comprises separating the conductive catalyst containing film from the supporting layer and pulverizing the conductive catalyst containing film to obtain the metal catalyst. The method for preparing the electrode comprises mixing the metal catalyst with a hydrophobic binder and a second solvent, coating the mixture on an electrode support, and drying it. | 01-26-2012 |
| 20120021287 | POSITIVE ELECTRODE AND LITHIUM BATTERY INCLUDING THE SAME - Disclosed is a positive electrode and a lithium battery including the positive electrode. The positive electrode includes a first active material represented by Formula 1: Li | 01-26-2012 |
| 20120021284 | POSITIVE ELECTRODE AND LITHIUM BATTERY INCLUDING THE SAME - Disclosed is a positive electrode and a lithium battery including the positive electrode. The positive electrode includes a current collector, a first layer irreversibly deintercalating lithium ions, and a second layer allowing reversible intercalation and deintercalation of lithium ions. In one embodiment, the first layer further comprises a first sublayer and a second sublayer, in which the first sublayer is interposed between the current collector and the second sublayer. The first sublayer comprises a first active material represented by Formula 1 Li | 01-26-2012 |
| 20120021255 | BATTERY PACK AND METHOD FOR CONTROLLING OF CHARGING AND DISCHARGING OF THE SAME - A battery pack capable of safely control charging and discharging and a method of controlling this charging and discharging. The battery pack includes a battery assembly at least one battery cell, a protective circuit board electrically connected to the battery assembly, and an outer terminal electrically connecting the battery assembly to an external power supply or an external load. The protective circuit board includes a charging and discharging device charging and discharging the battery assembly, a temperature device measuring the temperature of the battery assembly; and a charging and discharging controller electrically connected to the battery assembly, the charging and discharging device, and the temperature device and controlling the charging and discharging of the battery assembly. The temperature device is set to measure the temperature of the battery assembly in the state in which the charging and discharging of the battery assembly stops. | 01-26-2012 |
| 20120015276 | SOLID OXIDE FUEL CELL AND FUEL CELL STACK - A solid oxide fuel cell including a unit cell formed into a structure in which a first electrode, an electrolytic layer and a second electrode are sequentially stacked is disclosed. The unit cell of solid oxide fuel cell may include a plurality of contact grooves formed on an outer circumferential surface of the second electrode and may include current collectors respectively mounted on and in surface contact with the contact grooves of the second electrode. The current collectors may be symmetrically arranged with respect to the center axis of the unit cell. Current collection efficiency may thus be enhanced. Further, current collectors may be shared by adjacent unit cells, so that it is possible to manufacture a stack with excellent economical efficiency. | 01-19-2012 |
| 20120015275 | SOLID OXIDE FUEL CELL AND FUEL CELL STACK - A solid oxide fuel cell and a fuel cell stack are disclosed. The fuel cell stack may include a current collector electrically connected to inner and outer circumferential surfaces of a unit cell and a cap structure. The connection process between the current collector and the unit cell may be easily performed. As an external current collecting portion may be formed to surround the outer circumferential surface of the unit cell. Unit cells may be coupled to manifolds and electrically connected to one another. | 01-19-2012 |
| 20120015261 | FUEL CELL SYSTEM AND STACK THEREOF - A fuel cell system having improved driving performance is disclosed. The fuel cell system includes a stack, which may include a membrane electrode assembly, a separator and end plates provided on the both sides of the stacked membrane electrode assembly and the separator. The membrane electrode assembly may include an anode electrode, a cathode electrode, and an electrolyte membrane. The separator may be positioned with respect to the anode electrode and the cathode electrode, respectively. The end plate may include an oxidant inlet configured to supply oxidant to the cathode electrode, an unreacted oxidant outlet configured to output the unreacted oxidant from the cathode electrode, and a absorption member in fluid communication between the oxidant inlet and the unreacted oxidant outlet. | 01-19-2012 |
| 20120015252 | POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY - Disclosed is a positive active material for a lithium secondary battery. The positive active material includes a lithium molybdenum oxide having an X-ray diffraction (XRD) pattern with peaks at 11.5±2°, 21±2°, 38±2°, and 64±2° 2-theta (2θ) and represented by Formula 1: Li | 01-19-2012 |
| 20120015248 | POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - A positive active material, a method of preparing the same, and a lithium battery including the same. | 01-19-2012 |
| 20120015244 | ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY USING THE SAME - An electrode assembly comprises a first electrode including a first electrode current collector and a first electrode active material layer, a second electrode including a second electrode current collector and a second electrode active material layer, a separator disposed between the first electrode and the second electrode, and an electrode absorbing member in contact with the first electrode. | 01-19-2012 |
| 20120015237 | SECONDARY BATTERY - An Example relates to a secondary battery including an electrode assembly and an electrolyte contained in a can. The electrode assembly includes an anode plate, a cathode plate and a separator. The electrolyte contains an organic solvent and a lithium salt at a concentration of about 0.5 M to about 1 M in the organic solvent. | 01-19-2012 |
| 20120015215 | RECHARGEABLE BATTERY PACK AND MANUFACTURING METHOD OF THE SAME - A rechargeable battery pack comprises a cell pack comprising unit cells formed with rechargeable batteries; a protection circuit module; a temperature sensor attached to a unit cell having the fastest speed of temperature increase among the unit cells, and connected to the protection circuit module. A method includes a classifying step including selecting unit cells within a predetermined range of voltage-current characteristic and classifying the unit cells by a speed of temperature increase; a cell packing step connecting the unit cells, disposing a unit cell having the fastest speed of temperature increase to a position where a temperature sensor is connected and then connecting the classified unit cells to form a cell pack; a connecting step for installing a protection circuit module to a position where the temperature sensor is connected and then connecting the temperature sensor with the unit cell and the protection circuit module with the temperature sensor. | 01-19-2012 |
| 20120013051 | POROUS ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND ANODE AND LITHIUM BATTERY EMPLOYING THE SAME - Provided are a porous anode active material, a method of preparing the same, and an anode and a lithium battery employing the same. The porous anode active material includes fine particles of metallic substance capable of forming a lithium alloy; a crystalline carboneous substance; and a porous carboneous material coating and attaching to the fine particles of metallic substance and the crystalline carboneous substance, the porous anode active material having pores exhibiting a bimodal size distribution with two pore diameter peaks as measured by a Barrett-Joyner-Halenda (BJH) pore size distribution from a nitrogen adsorption. The porous anode active material has the pores having a bimodal size distribution, and thus may efficiently remove a stress occurring due to a difference of expansion between a carboneous material and a metallic active material during charging and discharging. Further, the anode electrode and the lithium battery comprising the anode active material have excellent charge/discharge characteristics. | 01-19-2012 |
| 20120012150 | Photoelectric Conversion Module - A photoelectric conversion module including an island type connecting member. A photoelectric conversion module includes: a first substrate and a second substrate, which are disposed to face each other; a sealing member disposed between the first and second substrates, and defining a plurality of photoelectric cells performing photoelectric conversion; and an island type connecting member connecting neighboring photoelectric cells from among the plurality of photoelectric cells. | 01-19-2012 |
| 20120012149 | DYE-SENSITIZED SOLAR CELL - A dye-sensitized solar cell is disclosed. The dye-sensitized solar cell may include a first substrate and a second substrate positioned to face each other and a plurality of unit cells arranged between the first substrate and the second substrate. Each of the unit cells may include first and second conductive transparent electrodes formed on internal surfaces of the first substrate and the second substrate, respectively. The dye-sensitized solar cell may include a first electrode formed on the first conductive transparent electrode and including an oxide semiconductor layer in which a dye is absorbed and a second electrode positioned on the second conductive transparent electrode opposite to the first electrode. The dye-sensitized solar cell may also include an electrolyte disposed between the first electrode and the second electrode. The second electrode may include an opening. | 01-19-2012 |
| 20120009476 | NICKEL-BASED POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY USING THE NICKEL-BASED POSITIVE ELECTRODE ACTIVE MATERIAL - A nickel (Ni)-based positive electrode active material, a method of preparing the same, and a lithium battery using the Ni-based positive electrode active material. | 01-12-2012 |
| 20120009473 | NEGATIVE ACTIVE MATERIAL FOR SECONDARY LITHIUM BATTERY AND SECONDARY LITHIUM BATTERY - Disclosed are a negative active material for a secondary lithium battery and a secondary lithium battery including the same. The negative active material for a secondary lithium battery includes an amorphous silicon-based compound represented by the following Chemical Formula 1. | 01-12-2012 |
| 20120009468 | NEGATIVE ELECTRODE AND NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - Negative active materials, negative electrodes, and rechargeable lithium batteries are provided. A negative electrode according to one embodiment includes a non-carbon-based active material, a lithium salt having an oxalatoborate structure, and a high-strength polymer binder. The negative active material may include a non-carbon-based material and a coating layer on the non-carbon-based material. The coating layer includes a lithium salt having an oxalatoborate structure and a high-strength polymer binder. A rechargeable lithium battery including the negative electrode or negative active material has good cycle life characteristics and high capacity. | 01-12-2012 |
| 20120009467 | Rechargeable Battery - A rechargeable battery having improved temperature detection performance of a resistor element. The rechargeable battery comprises a pouch in which an electrode assembly is embedded, a first terminal and a second terminal that are connected to the electrode assembly to be drawn out s to one side of the pouch, a resistor element connected to the first terminal, and a pressing member that is coupled to the pouch and closely contacts one surface of the resistor element, having a positive temperature coefficient, to the pouch. | 01-12-2012 |
| 20120009451 | SECONDARY BATTERY - A secondary battery that can easily adjust power by disposing a plurality of jelly-rolls for the secondary battery in a case and connecting electrodes of the jelly-rolls in either electrical series or in electrical parallel, with corresponding welds. The secondary battery is constructed with a plurality of jelly-rolls each having a first electrode tab and a second electrode tab protruding from the jelly-roll, a case having an opening accommodating insertion of the jelly-rolls, and a cap plate sealing the opening of the case and bearing electrode terminals on a bottom side of the cap plate facing the jelly-rolls. The first electrode tabs protruding from the jelly-rolls are electrically connected to the electrode terminals and the second electrode tabs protruding from the jelly-rolls are electrically connected to the cap plate. | 01-12-2012 |
| 20120009444 | BATTERY PACK - An embodiment of the present invention relates to a battery pack including a plurality of bare cells each having a cap assembly and a bottom positioned to correspond to the cap assembly; a protection circuit module mounted on the bare cells; a cover frame covering the bare cells and composed of a first frame and two second frames; and an enclosure member covering the bare cells. | 01-12-2012 |
| 20120009443 | Battery Pack for a Lithium Polymer Battery - A polymer battery pack assembly comprising a mounting frame having a first cavity defining a first mounting location and a second cavity defining a second mounting location, the first and second cavities being separated from each other; a top case mounted on the second mounting location, the top case having a third cavity defining a third mounting location; a lithium polymer battery cell mounted within the first mounting location, the battery cell having a positive tap and a negative tap extending beyond the first cavity towards the second mounting location; and a protection circuit module mounted in the third mounting location, the protection circuit module being electrically connected to the positive tap and the negative tap when the top case is mounted to the mounting frame such that the protection circuit module fits into said second cavity. | 01-12-2012 |
| 20120007479 | CASE HAVING SUPPORT DEVICE - A case of a portable computing device is disclosed. The case includes: a case body including a bottom wall, which includes a hole, a support device including a support portion and an insert portion integral with the support portion, and where the support device is engaged with the case such that the insert portion is inserted through the hole while the support portion is positioned over an exterior surface of the bottom wall, where the support portion is bonded to the exterior surface with an adhesive. | 01-12-2012 |
| 20120006377 | PHOTOELECTRIC CONVERSION MODULE - A photoelectric conversion module is disclosed. The photoelectric conversion module includes a light receiving substrate and a counter substrate facing each other and a first unit photoelectric cell and a second unit photoelectric cell formed between the light receiving substrate and the counter substrate. The first unit photoelectric cell includes a first optical electrode formed on the light receiving substrate and a first counter electrode formed on the counter substrate, a second unit photoelectric cell including a second optical electrode formed on the counter substrate and a second counter electrode formed on the light receiving substrate. The first optical electrode includes a first semiconductor layer, the second optical electrode includes a second semiconductor layer and a first width of the first semiconductor layer is asymmetric to a second width of the second semiconductor layer. | 01-12-2012 |
| 20120003566 | FUEL CARTRDIGE FOR FUEL CELL - A fuel cartridge for a fuel cell capable of accurately measuring the residual amount of fuel is disclosed. A fuel cartridge for a fuel cell may include a housing and a pouch contained within the housing and forming an inner space. The inner space of the pouch is formed by mechanically connecting a first plane portion and a second plane portion parallel to each other with a side portion intersecting both the first plane portion and the second plane portion. The pouch may be configured to contract or expand according to a residual amount of fuel in the inner space. The pouch may include a fuel path formed on the upper portion thereof. First and second electrodes may be positioned facing each other at opposite sides of the side portion with the pouch in the housing positioned therebetween when viewed in a plane. The first electrode and the second electrode may also have a plurality of opposite directions. | 01-05-2012 |
| 20120003553 | FUEL CELL SYSTEM AND DRIVING METHOD OF THE SAME - A method of driving a fuel cell system is disclosed. The method of driving the fuel cell system may include supplying water to a reformer by pressing a pump pipe to pressing members to move the pressing members in a first direction, stopping power generation including stopping a supply of fuel and oxidant to the reformer, and discharging water in the reformer by moving the pressing members in a second direction opposite to the first direction while pressing the pump pipe with the pressing members. A fuel cell system is also disclosed. The fuel cell system includes a reformer, a fuel cell stack and a water transferring pump. The water transferring pump includes pressing members and a pump pipe. The pump pipe is in fluid communication with a water transferring pipe. | 01-05-2012 |
| 20120003541 | POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY USING THE SAME - A positive active material for lithium secondary battery containing a composite that includes a composite of lithium aluminum oxide and lithium nickel oxide and lithium secondary battery using the same. | 01-05-2012 |
| 20120003506 | ELECTRODE ASSEMBLY, METHOD OF FABRICATING ELECTRODE ASSEMBLY, AND SECONDARY BATTERY INCLUDING ELECTRODE ASSEMBLY - An electrode assembly that includes a positive electrode assembly including a number of positive electrodes each having a positive electrode non-coating portion at a certain position, and a positive electrode tab coupling all the positive electrode non-coating portions, a negative electrode assembly including a plurality of negative electrodes each having a negative electrode non-coating portion at a certain position, and a negative electrode tab coupling all the negative electrode non-coating portions, and a separator disposed between each positive electrode and each negative electrode to insulate a region between the positive electrode and the negative electrode. The positive electrodes of the positive electrode assembly and the negative electrodes of the negative electrode assembly are stacked alternately. | 01-05-2012 |
| 20120000506 | PHOTOVOLTAIC MODULE AND METHOD OF MANUFACTURING THE SAME - A photovoltaic module includes a plurality of solar cells, and a plurality of solar cell separation regions separating adjacent solar cells. Each of the solar cells includes a first electrode layer on a transparent substrate and electrically separated from the first electrode layer of an adjacent solar cell, a second electrode layer over the first electrode layer and electrically separated from the second electrode layer of the adjacent solar cell, first and second electrical and optical photovoltaic layers between the first and second electrode layers, and a conductive interlayer between the first and second photovoltaic layers. At least one of the solar cell separation regions includes a first separation groove which extends through the first electrode layer; and a second separation groove which extends through the first photovoltaic layer which fills the first separation groove, and the interlayer. | 01-05-2012 |
| 20110318664 | FUEL CELL SYSTEM AND DRIVING METHOD FOR THE SAME - A fuel cell system including a fuel cell stack having a plurality of unit cells is provided. A method of driving the fuel cell stack is also provided. The method may include supplying a fuel to a fuel cell stack, supplying an oxidizer to the fuel cell stack, controlling supply of the fuel and the oxidizer to operate the fuel cell stack, calculating a total operation time of the fuel cell, and/or varying a stack activation period in which the oxidizer is blocked to the fuel cell stack according to the total operation time and a stack activation cycle of which the stack activation period is generated. | 12-29-2011 |
| 20110318634 | SECONDARY BATTERY - A secondary battery having a cap assembly that prevents the end of the terminal plate from coming undone or detached by forming a fixing member having a hook shape at an insulating plate such that the terminal plate is retained by the fixing member. The cap assembly includes a fixing member having a hook shape on the bottom of an insulating plate positioned between a cap plate and a terminal plate, in which the terminal plate is retained by the fixing member. According to this configuration, it is possible to improve weldability between the electrode tabs drawn out of the electrode assembly and the terminal plate. | 12-29-2011 |
| 20110318620 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly that includes a positive electrode and a negative electrode and a separator and is configured of any one of a winding type and a stacking type and a case receiving the electrode assembly together with an electrolyte solution. A positive electrode includes a positive current collector and a negative electrode includes a negative current collector. At least one of a positive current collector and a negative current collector is positioned at a base layer to which an active material is applied and protruding portions that are positioned at one end of the base layer and are formed at a larger thickness than the base layer to surface-contact each other at the wound or stacked electrode assembly. | 12-29-2011 |
| 20110315198 | PHOTOELECTRIC CONVERSION MODULE AND METHOD OF MANUFACTURING THE SAME - A photoelectric conversion module and a method of manufacturing the same are disclosed. The photoelectric conversion module may include a light-receiving substrate in which a first functional layer having a photoelectrode is formed, a counter substrate that faces the light-receiving substrate and is electrically coupled to the light-receiving substrate and in which a second functional layer having a counter electrode is formed. The photoelectric conversion module may include a sealant formed between the light-receiving substrate and the counter substrate and positioned so as to divide a plurality of unit photoelectric cells formed between the light-receiving substrate and the counter substrate. The photoelectric conversion module may include a plurality of interconnection units electrically connecting adjacent unit photoelectric cells. The light-receiving substrate and the counter substrate may be divided into a photoelectric conversion area in which the unit photoelectric cells are formed, a sealing area in which the sealant is formed outside the photoelectric conversion area and a non-photoelectric conversion area outside of the sealing area. The interconnection units may be electrically connected to each other by a bypass unit, which may be configured to electrically connect a plurality of functional unit photoelectric cells and bypass a defective unit photoelectric cell. | 12-29-2011 |
| 20110314627 | APPARATUS FOR REMOVING FOREIGN MATERIALS ON CAN OF RECHARGEABLE BATTERY - An apparatus for removing foreign materials on a can of a rechargeable battery according to an embodiment comprises: a can in which an electrode assembly is embedded; a puck on which the can is mounted; and a suction tube configured to remove foreign materials attached to an end of the can by forming a flow of air at an end of an opening formed on one side of the can. | 12-29-2011 |
| 20110311862 | SECONDARY BATTERY - The embodiment relates to a pouch-typed secondary battery, which includes: an electrode assembly having electrode taps connected to two electrode having different polarities; a case accommodating the electrode assembly with the electrode taps led to the outside; and bonding members sealing the case, in which the bonding members are disposed where the case is bonded. Further, the bonding members of the pouch-typed secondary battery according to the present invention may be composed of one or more layers. | 12-22-2011 |
| 20110311859 | COUPLING STRUCTURE FOR ELECTRODE TABS OF SECONDARY BATTERY AND SECONDARY BATTERY USING THE SAME - A coupling structure for electrode tabs of a stacked-type secondary battery and a secondary battery using the same are disclosed. A coupling structure for electrode tabs of a secondary battery comprises: an electrode assembly formed by stacking a plurality of electrode plates; a tab portion formed by stacking electrode tabs protruding from one side of the electrode plates of the electrode assembly; and a coupling member that surrounds an outer surface of the tab portion so that the electrode tabs of the tab portion are connected to one another. | 12-22-2011 |
| 20110311858 | COUPLING MEMBER BETWEEN BATTERY CELLS AND BATTERY CELL ASSEMBLY USING THE SAME - A coupling member between battery cells and a battery cell assembly using the same are disclosed. Specifically, a coupling member between battery cells comprises a coupling body having battery insertion holes at first and second sides of the coupling body, and an insertion space in an interior of the coupling body; and a conductor installed in the insertion space to partition the insertion space into the first and second sides, the conductor configured to contact an electrode of the battery cells. | 12-22-2011 |
| 20110311843 | LITHIUM POLYMER BATTERY WITH EXTERNAL SHEATH - A lithium polymer battery comprising an internal sheath, reinforcement members, and an external sheath and a method for manufacturing the same are provided. The lithium polymer battery comprises a pouch-type internal sheath with an electrode assembly positioned therein and a protective circuit module that is attached to the surface thereof to control the charging and discharging processes of the electrode assembly. The battery further comprises reinforcement members that couple with surfaces of the internal sheath and an external sheath for integrally enclosing the internal sheath and the reinforcement members. The external sheath may comprise a tube, a thermally contractible tube, or a melted resin. | 12-22-2011 |
| 20110311431 | CRYSTALLINE CARBONACEOUS MATERIAL WITH CONTROLLED INTERLAYER SPACING AND METHOD OF PREPARING SAME - A crystalline carbon material with controlled interlayer spacing and a method of manufacturing the crystalline carbon material are disclosed. The crystalline carbon material has peaks of a (002) plane at 2θ=23°±5.0° and 2θ=26.5°±1.0° when X-ray diffraction is measured using a CuKα ray. The peak height at 2θ=23°±5.0° is higher than the one at 2θ=26.5°±1.0°. | 12-22-2011 |
| 20110308856 | CONNECTING TAB OF BATTERY PACK, COUPLING STRUCTURE BETWEEN THE CONNECTING TAB AND WIRE, AND COUPLING METHOD THEREOF - Embodiments of the present invention provide a connecting tab of a battery pack, which allows a wire to be firmly coupled to a battery cell or a protective circuit module, a coupling structure between the connecting tab and a wire, and coupling method thereof. In one embodiment of the present invention, the connecting tab coupled to a battery cell or a protective circuit module includes a first conductive layer electrically connected to the battery cell or the protective circuit module, and a second conductive layer formed on the first conductive layer and coupled to a wire. The second conductive layer may include a pair of coupling protrusions upwardly protruding for connection of the wire. A solder may further be formed on the coupling protrusions and the wire. | 12-22-2011 |
| 20110305969 | FUEL CELL STACK - A fuel cell stack including membrane-electrode assemblies and separators formed between each of the membrane-electrode assemblies is disclosed. The membrane-electrode assemblies may each include an electrolyte membrane, an anode formed on a first surface of the electrolyte membrane, and a cathode formed on a second surface of the electrolyte membrane. Each of the separators may include an anode separator facing the anode and a cathode separator facing the cathode. Each of the separators may include at least two manifolds, a channel separated from the manifolds and facing either the anode or the cathode, and a connection channel fluidly connecting the manifold and the channel. The separator may also include a buffer protrusion system in the connection channel configured to disperse the flow of the fuel or the oxidant. | 12-15-2011 |
| 20110305966 | FUEL CELL STACK AND REPLACEMENT DEVICE FOR MEMBRANE-ELECTRODE ASSEMBLY OF FUEL CELL STACK - A fuel cell stack including an electricity generating unit and a pair of end plates is disclosed. The electricity generating unit includes membrane-electrode assemblies and separators interposed between the membrane-electrode assemblies. The separators have recess portions formed on side faces thereof and may be configured to hold an external device for replacement of a single membrane-electrode assembly within the fuel cell stack. The end plates are located sandwiching the electricity generating unit by using fastening members to press the electricity generating unit. | 12-15-2011 |
| 20110305960 | FUEL CELL STACK - A fuel cell stack configured to alleviate pressure and decrease the flow rate of at least one of a fuel and an oxidant is disclosed. The fuel cell stack includes a membrane-electrode assembly, an anode separator, a cathode separator and a filing member. The membrane-electrode assembly may include an electrolyte membrane, an anode formed on a first surface of the electrolyte membrane, and a cathode formed on a second surface of the electrolyte membrane. The anode separator may include a fuel channel, a fuel inlet manifold in fluid communication with the fuel channel, and a fuel outlet manifold in fluid communication with the fuel channel. The cathode separator may include an oxidant channel, an oxidant inlet manifold in fluid communication with the oxidant channel, and an oxidant outlet manifold in fluid communication with the oxidant channel. The filling member may be positioned within at least one of the fuel inlet manifold and the oxidant inlet manifold. | 12-15-2011 |
| 20110305956 | ELECTRODE CONDUCTIVE MATERIAL, ELECTRODE MATERIAL INCLUDING THE CONDUCTIVE MATERIAL, AND ELECTRODE AND LITHIUM BATTERY EACH INCLUDING THE ELECTRODE MATERIAL - An electrode conductive material, an electrode material including the electrode conductive material, an electrode including the electrode material, and a lithium battery including the electrode material. When the electrode conductive material is used, the amount of a conductive material required is decreased, capacity of the lithium battery is improved, and a charge and discharge rate is increased. | 12-15-2011 |
| 20110305954 | POSITIVE ACTIVE MATERIAL PRECURSOR FOR SECONDARY LITHIUM BATTERY, POSITIVE ACTIVE MATERIAL USING SAME, AND SECONDARY LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - Disclosed is a positive active material precursor for a secondary lithium battery, which is represented by the following Chemical Formula 1 and has an intensity ratio of I | 12-15-2011 |
| 20110305952 | NEGATIVE ACTIVE MATERIAL, ELECTRODE INCLUDING THE SAME, AND LITHIUM BATTERY INCLUDING ELECTRODE - A negative active material, an electrode including the same, and a lithium battery including the electrode. The negative active material has no volumetric expansion and has high solubility with respect to lithium. In addition, the negative active material is in the form of spherical particles, and thus does not require a separate granulating process. Moreover, the negative active material may enhance the capacity of a lithium battery. | 12-15-2011 |
| 20110305947 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, RECHARGEABLE LITHIUM BATTERY USING THE SAME AND METHOD FOR MANUFACTURING THE SAME - Disclosed are a positive active material for a lithium rechargeable battery and a lithium rechargeable battery using the same, and the positive active material is represented by the following Chemical Formula 1, and has an effective magnetic moment of about 2.4 μ | 12-15-2011 |
| 20110305944 | Electrode Assembly and Rechargeable Battery Using Same - An electrode assembly according to an exemplary embodiment of the present invention comprises: a first electrode which includes a first electrode current collector and a first electrode active material layer formed on the first electrode current collector; a second electrode which includes a second electrode current collector and a second electrode active material layer formed on the second electrode current collector; and a separator disposed between the first electrode and the second electrode. A supporting portion is formed of a groove or a protrusion at an edge of the first electrode current collector, and a combination portion is combined with the supporting portion on the first electrode active material layer. | 12-15-2011 |
| 20110305942 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack according to an embodiment of the present invention includes: a first unit cell and a second unit cell formed by rechargeable batteries; a connection tab including a first plate portion and a second plate portion facing each other while forming a bent portion, wherein the connection tab is configured to connect an electrode terminal of the first unit cell to the first plate portion and is configured to connect an electrode terminal of the second unit cell to the second plate portion, wherein the first plate portion includes a first protrusion portion spaced from the bent portion by a predetermined distance and protruding toward the second plate portion, and the second plate portion includes a second protrusion portion protruding toward the first plate portion to contact the first protrusion portion. | 12-15-2011 |
| 20110305937 | METHOD FOR MANUFACTURING POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY USING SAME - A method for preparing a positive active material for a rechargeable lithium battery includes: a) providing a furnace and a crucible that is included in the furnace; b) putting a mixture of a composite metal precursor and a lithium compound into the crucible; and c) preparing a positive active material for a rechargeable lithium battery by firing the mixture in the crucible, wherein during the process b), the mixture in the crucible is positioned so that a minimum distance from a predetermined position inside the mixture to an exterior of the mixture in the crucible is about 5 cm or less. A rechargeable lithium made by this method is disclosed. | 12-15-2011 |
| 20110305930 | BATTERY PACK - A battery pack includes a battery group including battery rows consecutively disposed adjacent to each other, with the battery rows including secondary batteries disposed parallel to each other and spaced apart from each other, a frame for surrounding the battery group, and a plurality of first ribs that are each disposed between adjacent battery rows. The first ribs include supporting grooves that are formed in lateral surfaces of the first ribs and accommodate portions of edges of the secondary batteries, and ends of each of the first ribs are coupled to the frame. | 12-15-2011 |
| 20110305926 | BATTERY PROTECTING CIRCUIT, METHOD OF CONTROLLING THE SAME, AND BATTERY PACK - A battery pack is disclosed. The battery pack has an analog front end which senses if a failure occurs in a microcontroller, and interrupts charging and discharging of the battery in response to the failure. | 12-15-2011 |
| 20110304302 | BATTERY PROTECTION CIRCUIT AND METHOD OF CONTROLLING THE SAME - A battery protection circuit and a method of controlling the same are disclosed. The battery protection circuit includes a first current path that includes a charge control switch and a discharge control switch, and a second current path in parallel to the first current path and has an electric resistance less than that of the first current path. | 12-15-2011 |
| 20110304299 | SYSTEM OF CHARGING BATTERY PACK AND METHOD THEREOF - A system and method of charging a battery pack in a state in which a battery management unit (BMU) is stably woken up. In one embodiment, the system of charging a battery pack includes a battery including at least one battery cell, a connector electrically connected to the battery and a battery management unit electrically connected to the battery and to the connector, the battery management unit to control charging and discharging operations of the battery, wherein the connector includes an auxiliary power supply terminal to provide a path of supplying auxiliary power to the battery management unit when a total voltage of the battery is less than a wake-up voltage of the battery management unit. | 12-15-2011 |
| 20110304212 | RENEWABLE ENERGY STORAGE SYSTEM - A bidirectional inverter of a renewable energy storage system is disclosed. In one embodiment, the bidirectional inverter includes a switching unit including a first switch connected to the DC link in series and a second switch connected to the DC link in parallel, an inductor electrically connected to the switching unit, a full-bridge switching unit electrically connected to the inductor, and a controller electrically connected to the switching unit, and the full-bridge switching unit. | 12-15-2011 |
| 20110300452 | ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY INCLUDING ADDITIVES, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrolyte for a rechargeable lithium battery including a non-aqueous organic solvent, a lithium salt, and an electrolyte additive including a compound represented by the following Chemical Formula 1, and a rechargeable lithium battery including the electrolyte for a rechargeable lithium battery. | 12-08-2011 |
| 20110300437 | RECHARGEABLE BATTERY AND METHOD OF INJECTING ELECTROLYTE THEREINTO - Provided is a pouch-type rechargeable battery. A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; a case receiving the electrode assembly; an electrolyte solution injection member positioned at one side of the case and forming an injection hole; and a sealing member covering and sealing the injection hole. | 12-08-2011 |
| 20110300425 | BATTERY STORAGE TRAY - A battery tray for storing a battery comprises: a battery storage unit comprising: a first side and a second side facing each other, and a third side and a fourth side facing each other, wherein the third and fourth sides have planar portions for accommodating a prismatic battery cell and round portions for accommodating a cylindrical battery cell; a first guiding unit extending from a lower portion of the third side to secure a first end of a prismatic battery cell; and a second guiding unit extending from a lower portion of the fourth side to secure a second end of a prismatic battery cell. | 12-08-2011 |
| 20110300423 | RECHARGEABLE BATTERY - A rechargeable battery prevents an electrolyte solution from being leaked from a can connector and improves the productivity of a can. A rechargeable battery constructed as an embodiment of the present invention includes an electrode assembly formed by stacking and winding a positive electrode, a separator, and a negative electrode; a can receiving the electrode assembly, and the can including a body formed by a polygonal tube and a bottom plate bent from at least one surface among multiple surfaces at an opening of the body and physically connected to the rest of the multiple surfaces of the body; and a cap assembly sealing another opening of the body and the cap assembly being disposed opposite to the bottom plate. | 12-08-2011 |
| 20110294039 | SOLID OXIDE ELECTROLYTE, SOLID OXIDE FUEL CELL INCLUDING THE SOLID OXIDE ELECTROLYTE, AND METHOD OF PREPARING THE SOLID OXIDE ELECTROLYTE - A solid oxide electrolyte including an oxide represented by Formula 1: | 12-01-2011 |
| 20110294014 | NEGATIVE ELECTRODE FOR SECONDARY LITHIUM BATTERY, AND SECONDARY LITHIUM BATTERY - Disclosed is a negative electrode for a secondary lithium battery and a secondary lithium battery including the same, wherein the negative electrode includes a current collector and a negative active material layer formed on the current collector, and the negative active material layer includes an additive including a core including a metal oxide and a metal coating layer formed on the core, and a negative active material. | 12-01-2011 |
| 20110291547 | PLASMA DISPLAY PANEL (PDP) - A Plasma Display Panel (PDP) enabling optimization of a process to apply phosphor paste in order to achieve mass production using a jet nozzle method includes dummy areas structured to determine whether application conditions such as an ejecting pressure or the like are stable by measuring a depth of the applied layer after applying phosphor paste at a portion thereof in advance. The PDP includes: a first substrate and a second substrate opposing each other; address electrodes arranged on the first substrate; display electrodes arranged on the second substrate along a direction perpendicular to the address electrodes; barrier ribs arranged in a space between the first substrate and the second substrate to define a plurality of discharge cells, and phosphor layers arranged in each of the discharge cells. | 12-01-2011 |
| 20110291479 | ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - An energy storage system and a method of controlling the energy storage system are disclosed. The energy storage system includes an integrated controller configured to determine a functional state of a power converting unit, a bidirectional converter, and a bidirectional inverter based on conditions of the power generation system, the battery, and the load. | 12-01-2011 |
| 20110290276 | Laser Cleaning Device for Electrode Tab of Battery and Laser Cleaning Method Using the Same - A laser cleaning device, and a laser cleaning method using the same, for removing an electrolyte solution stuck to an electrolyte tab during a process of injecting the electrolyte solution are disclosed. The laser cleaning device for an electrode tab of a battery includes: a cleaning housing, in which a battery case for receiving an electrode group, an electrolyte solution and an electrode tab exposed to the outside are embedded; a laser generator which includes a laser source for generating a laser beam and an output controller for controlling output of the laser beam; a laser transmitter which transmits the laser beam generated by the laser generator; and a laser emitting unit which is installed inside the cleaning housing, and which irradiates the laser beam transmitted by the laser transmitter onto the electrode tab so as to remove liquid pollutants stuck to the electrode tab. The laser cleaning method comprises steps generally corresponding to the latter functions of the laser cleaning device. | 12-01-2011 |
| 20110289766 | WINDER FOR ELECTRODE ASSEMBLY OF RECHARGEABLE BATTERY AND ELECTRODE ASSEMBLY MANUFACTURING METHOD USING THE SAME - An exemplary embodiment provides a winder for an electrode assembly of a rechargeable battery capable of improving productivity by shortening a winding cycle. A winder for an electrode assembly of a rechargeable battery according to an exemplary embodiment includes: a nip roll catching and feeding a positive plate and a negative plate, and a separator; a rotor disposed below the nip roll to rotate; and a plurality of winding cores arranged in the rotor at a regular interval in a rotation direction of the rotor to rotate and move forward or backward from the rotor, wherein the center of the nip roll, the center of any one winding core among the plurality of winding cores, and one surface of an electrode assembly of another winding core which is winding-completed form a straight line. | 12-01-2011 |
| 20110287322 | RECHARGEABLE LITHIUM BATTERY - Disclosed is a rechargeable lithium battery including: a positive electrode; a negative electrode including a negative current collector including a copper foil having elongation of about 5% to about 10% and a particle size of about 1 μm to about 20 μm, and a negative active material layer provided on the negative current collector; and an electrolyte solution. | 11-24-2011 |
| 20110287302 | SECONDARY BATTERY - A secondary battery is disclosed. In one embodiment, the battery includes i) an electrode assembly, ii) an electrolyte, iii) a tape attached to at least part of an outer surface of the electrode assembly and iv) a case accommodating the electrode assembly, electrolyte and tape. The tape includes a base layer, and wherein at least a portion of the base layer is configured to exhibit an adhesive property when contacting the electrolyte so as to contact an inner surface of the case. | 11-24-2011 |
| 20110287301 | RECHARGEABLE BATTERY - A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including a positive electrode, a negative electrode, a separator disposed between the positive and negative electrodes and having an expanded portion protruding to the outside of the positive and negative electrodes; a fixing member including a first support contacting a first outer side of the expanded portion, a second support contacting a second outer side, facing the opposite direction of the first outer side, and a joining portion joining the first and second supports; and a terminal electrically connected with the electrode assembly. | 11-24-2011 |
| 20110287294 | POUCH-TYPE SECONDARY BATTERY - A pouch-type secondary battery including: an electrode assembly comprising a positive electrode plate, a negative electrode plate and a separator; a negative electrode tab electrically connected to the negative electrode plate and having a first tab tape; and a positive electrode tab electrically connected to the positive electrode plate and having a second tab tape wherein one or two of end portions which the positive electrode tab crosses are located inside a sealing portion. | 11-24-2011 |
| 20110287284 | BATTERY PACK - A battery pack which can improve welding efficiency of a lead plate by performing welding in a state in which the lead plate is in close contact with a bare cell, and can prevent leakage of an electrolyte by preventing welding failure of the lead plate. The battery pack includes a bare cell having an electrode terminal protruding on a first surface of the bare cell, a circuit module disposed on the first surface of the bare cell, and a first lead plate coupled to one side of the circuit module and connected to the first surface of the bare cell. The first lead plate includes at least one bent portion, and a first notch recess is formed in the at least one bent portion. | 11-24-2011 |
| 20110287171 | ACTIVE MATERIAL COATING APPARATUS AND COATING METHOD USING THE SAME - The present invention provides an active material coating apparatus to form an active material layer having a uniform thickness in a width direction of a substrate when forming the active material layer on a substrate. | 11-24-2011 |
| 20110281205 | MESOPOROUS CARBON COMPOSITE CONTAINING CARBON NANOTUBE - Provided are a CNT-mesoporous silica composite, a CNT-mesoporous carbon composite, a supported catalyst using the CNT-mesoporous carbon composite as a support, and a fuel cell using the supported catalyst as the anode, cathode, or both anode and cathode. The CNT-mesoporous carbon composite is prepared using the CNT-mesoporous silica composite. The CNT-mesoporous carbon composite has a high electrical conductivity due to the CNTs contained therein, and thus, when the CNT-mesoporous carbon composite is used in an electrode of a fuel cell, the fuel cell has a remarkably improved performance relative to the conventional catalyst support which does not contain CNTs. | 11-17-2011 |
| 20110281189 | CONNECTION STRUCTURE BETWEEN OXIDIZER AND FUEL VAPORIZER IN FUEL REFORMER AND METHOD FOR FORMING THE SAME - A connection structure between a fuel vaporizer and an oxidizer in a fuel reformer is disclosed. Fuel reformers having the connection structure may be included in fuel cell systems. Methods for forming the connection structure are also disclosed. The method includes forming the fuel vaporizer and forming the oxidizer. Forming the fuel vaporizer may include forming through-holes in a bottom panel and a top panel to form the fuel vaporizer, forming an inner side panel protruding in a direction substantially normal to a frame of the bottom panel through-hole and welding a top portion of the inner side panel to the frame of the top panel through-hole. Forming the oxidizer may include welding a top portion of an inner wall of the oxidizer to a bottom surface of the frame of the bottom panel through-hole. | 11-17-2011 |
| 20110281188 | PREFERENTIAL OXIDATION REACTOR AND FUEL CELL SYSTEM USING THE SAME - A preferential oxidation reactor for removing carbon monoxide in a hydrogen mixture gas is disclosed. The preferential oxidation reactor may include a housing having a catalytic layer provided therein, a mixture gas supply portion inserted into the interior of the housing and penetrating the catalytic layer, a condensate receiving portion contained within the housing and in fluid communication with a gas outlet port of the mixture gas supply portion and condensate control tubes arranged in the catalytic layer of the housing and in fluid communication with the condensate receiving portion. The condensate control tubes may have a capillary structure. A fuel cell system including the preferential oxidation reactor is also disclosed. | 11-17-2011 |
| 20110281164 | NEGATIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM BATTERY INCLUDING THE SAME - A negative electrode active material including mesoporous silica having mesopores filled with a metal and a lithium battery including the same. | 11-17-2011 |
| 20110281151 | BATTERY PACK - A battery pack comprises: a plurality of secondary batteries, wherein each battery comprises a terminal; and a tab coupling a terminal of a first secondary battery to a terminal of a second secondary battery; wherein a first end of the tab comprises a first region having a first welding portion and a second region having a second welding portion, and wherein the first and second regions of the first end of the tab are separated by a first space. | 11-17-2011 |
| 20110281141 | BATTERY PACK - A battery pack includes a bare cell including an electrode assembly arranged within a can having an opening that is sealed by a cap plate, a protective circuit module (PCM) arranged on the cap plate, a lead member connecting the PCM to the cap plate; a coupling member inserted into the cap plate and coupled to the lead member. The coupling member is made out of a different material than that of the cap plate, each of the coupling member and the lead member include nickel. By including such a coupling member, the strength and durability of the weld connecting the cap plate to the PCM is improved and the contact resistance is lowered. | 11-17-2011 |
| 20110274979 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY - A negative active material for a rechargeable lithium battery, a method of manufacturing the same, and a rechargeable lithium battery including the negative active material. The negative active material includes carbon particles having interplanar spacing (d002) ranging from about 0.34 nm to about 0.50 nm at a 002 plane, measured by X-ray diffraction using CuKα, and nitrogen on the surface of the carbon particles. | 11-10-2011 |
| 20110274978 | NEGATIVE ELECTRODE FOR ENERGY STORAGE DEVICE AND ENERGY STORAGE DEVICE INCLUDING SAME - Disclosed is a negative electrode for an energy storage device, which includes a negative active material, and an additive including a ceramic core and carbon disposed on the surface of the ceramic core. | 11-10-2011 |
| 20110274973 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - The positive active material for a rechargeable lithium battery includes a composite material of a microporous carbon-based material and a lithium composite compound and a carbon layer on the surface of the composite material. | 11-10-2011 |
| 20110274929 | LITHIUM TITANATE AGGREGATE AND METHOD OF PREPARING THE SAME - A lithium titanate aggregate and a method of preparing the same. In the lithium titanate aggregate, a single primary particle has a median diameter (D | 11-10-2011 |
| 20110269058 | SOLID OXIDE FUEL CELL AND METHOD OF MANUFACTURING THE SAME - In a method of manufacturing an SOFC, a cathode current-collecting wire is spirally wound around the outer circumferential surface of a unit cell having a cylindrical anode, a cylindrical electrolyte and a cylindrical cathode, sequentially stacked therein. In the method, the length of a portion at which the cathode current-collecting wire is wound is shorter than that of a portion at which the cathode is formed. Accordingly, the stability of the SOFC can be improved by preventing a phenomenon that the SOFC is shorted due to the breakdown of an electrolyte in the operation of the SOFC. | 11-03-2011 |
| 20110269015 | CONDUCTIVE AGENT, POSITIVE ELECTRODE SLURRY COMPOSITION FOR LITHIUM SECONDARY BATTERY INCLUDING THE CONDUCTIVE AGENT, AND LITHIUM SECONDARY BATTERY INCLUDING THE CONDUCTIVE AGENT - A conductive agent having a nonzero surface charge, a positive electrode slurry composition of a lithium secondary battery, including the conductive agent, and a lithium secondary battery including the conductive agent. | 11-03-2011 |
| 20110262820 | FUEL CELL SYSTEM HAVING A REFORMER - A fuel cell system includes a fuel cell stack, an oxidizer supply unit, a reformer, a fuel tank, and a water tank. The reformer generates a hydrogen-containing reformed gas reformed from hydrocarbon-based fuel and supplies it to the fuel cell stack. The fuel tank supplies the hydrocarbon-based fuel to the reformer. The water tank supplies water to the reformer. The reformer includes a reforming unit configured to have a reforming reaction generated therein, a combustion unit configured to supply heat energy to the reforming unit, and a carbon monoxide reduction unit configured to reduce the concentration of carbon monoxide in a reformed gas discharged from the reforming unit. A combustion gas pipe is connected to the combustion unit. A reformed gas pipe is disposed between the reforming unit and the carbon monoxide reduction unit. At least one of the combustion gas pipe and the reformed gas pipe is configured to pass through the inside of the water tank or to raise a temperature of the water tank through contact with the water tank, thereby preventing the freezing of the water tank. | 10-27-2011 |
| 20110259405 | PHOTOELECTRIC CONVERSION MODULE - A photoelectric conversion module, for example, a dye-sensitized solar cell, for generating electrical energy from light is disclosed. In one aspect, the module includes a light-receiving substrate, a first functional layer formed on the light receiving substrate and a first bus electrode formed on at least two edge regions of the light receiving substrate. The photoelectric conversion module may have a counter substrate having a second functional layer formed thereon and a second bus electrode formed on at least two edges of the counter substrate an electrolyte layer disposed between the first functional layer and the second functional layer. A first connection line may be electrically connected to the second bus electrode and a second connection line may be electrically connected to the first bus electrode is disclosed. Further, the first bus electrode may be electrically connected to the first functional layer and the second functional layer may be electrically connected to the second bus electrode. | 10-27-2011 |
| 20110250489 | BATTERY PACK - A battery pack that includes a case and a bare cell. The battery pack further includes a screw for combining the case and the bare cell to each other. The screw includes: a head portion having a screw groove formed in a first surface thereof; a body portion disposed on a second surface of the head portion and including a screw thread; and a connection portion disposed between the head portion and the body portion, wherein a thickness of the head portion is within 0.3 to 1 mm. | 10-13-2011 |
| 20110250474 | SECONDARY BATTERY - A secondary battery comprises a bare cell comprising an electrode assembly and a pouch housing the electrode assembly, wherein the bare cell comprises a first side at one end of the bare cell; a molded portion covering at least a part of the first side of the bare cell; and a circuit module disposed over the molded portion. | 10-13-2011 |
| 20110250473 | SECONDARY BATTERY PACK - A second battery pack is provided. Since a plurality of wires electrically connected to the output terminals of a PCB are installed surrounding at least a part of the PCB, the tensile strength of the wires may be improved. | 10-13-2011 |
| 20110244363 | ELECTRODE CATALYST FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL INCLUDING SAME, AND FUEL CELL SYSTEM INCLUDING SAME - An electrode catalyst for a fuel cell including a carbon-based carrier and an active metal supported in the carrier, for example, an electrode catalyst for a fuel cell includes a carrier and an active metal supported in the carrier, wherein the electrode catalyst has an X value of 95 to 100% in Equation 1. | 10-06-2011 |
| 20110244362 | CATALYST FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY INCLUDING SAME, AND FUEL CELL SYSTEM INCLUDING SAME - A catalyst for a fuel cell including a carrier and an active metal dispersion that is supported in the carrier is disclosed. The catalyst may have a dispersity (Dp) represented by General Formula 1 and that ranges from between about 0.01 to about 1.0. | 10-06-2011 |
| 20110244318 | SECONDARY BATTERY - A secondary battery includes an electrode assembly comprising a first electrode plate, a second electrode plate and a separator interposed therebetween, and an electrolyte. A case accommodates the electrode assembly and an electrolyte. A finishing material is attached to an outer surface of the electrode assembly. In the secondary battery, the finishing material has an adhesive property on at least one surface. | 10-06-2011 |
| 20110244315 | POUCH TYPE SECONDARY BATTERY AND THE FABRICATION METHOD THEREOF - A method of forming a secondary battery comprises: positioning an electrode assembly between a first pouch sheet and a second pouch sheet; initially sealing outer portions of the first pouch sheet and of the second pouch sheet on at least one side of the first and second pouch sheets; and additionally sealing outer portions of the first pouch sheet and of the second pouch sheet on the at least one side of the first and second pouch sheets. | 10-06-2011 |
| 20110236795 | METAL-DOPED OXIDE, METHOD OF PREPARING THE SAME, AND SOLID OXIDE ELECTROLYTE USING THE METAL-DOPED OXIDE - A method of preparing a metal-doped oxide, the method including: preparing a precursor solution including a zirconium precursor or cerium precursor, a dopant metal precursor, a solvent, and a chloride salt; and heat-treating the precursor solution to prepare the metal-doped oxide. | 09-29-2011 |
| 20110236777 | FUEL CELL SYSTEM TO PREHEAT FUEL CELL STACK - A fuel cell system including: a reformer to convert a fuel into hydrogen; a reformer chamber to contain air heated by the reformer; a fuel cell stack to convert the hydrogen into electricity; a first pump to supply an oxidant to the stack; and a second pump to supply the heated air to the stack, to preheat the stack. The system may also include a controller to control the operation of the system, such that the heated air is not supplied until it reaches a predetermined temperature, and the oxidant is not supplied and the stack is not operated, until the stack reaches a predetermined temperature. | 09-29-2011 |
| 20110236775 | Fuel Cell System - A fuel cell system quickly and efficiently preheats a frozen stack. The fuel cell system includes: a reformer which generates a reformate gas by reforming a fuel and is heated by a heat source unit; a stack which generates electricity by electrochemically reacting an oxidizer with hydrogen in the reformate gas; and a fluid flow controller which moves air around the reformer into an area around the stack, and which controls airflow on the basis of a temperature change of the stack, wherein the air is heated by the surface temperature of the reformer. | 09-29-2011 |
| 20110234232 | SORTING MACHINE OF BATTERY CELL AND SORTING METHOD THEREOF - A battery cell sorting machine includes an inserting unit into which a battery cell is inserted, a measuring unit on which the inserted battery cell is placed, an open circuit voltage (OCV) measuring unit configured to measure an OCV of the battery cell placed on the measuring unit, a loading unit configured to discharge the battery cell placed on the measuring unit, a discharge voltage measuring unit configured to measure a discharge voltage of the battery cell discharged by the loading unit, and a control unit configured to sort battery cells placed on the measuring unit into different groups, wherein the control unit is configured to calculate a voltage differential between the OCV and the discharge voltage of each of the battery cells and to sort the battery cells having corresponding voltage differential ranges between the OCV and the discharge voltage into one group. | 09-29-2011 |
| 20110234171 | BATTERY PACK AND METHOD OF CONTROLLING THE BATTERY PACK - A battery pack and a method of controlling the battery pack. The battery pack includes a battery cell and a capacitor connected in parallel to the battery pack. Accordingly, the battery power and the distance travelled by an electric transport device that requires an instantaneous high power output, such as an E-bike, may be increased. | 09-29-2011 |
| 20110232763 | SPIROBIFLUORENE-BASED COMPOUND AND DYE-SENSITIZED SOLAR CELL USING THE SAME - A spirobifluorene-based compound and a dye-sensitized solar cell using the spirobifluorene-based compound as a dye. | 09-29-2011 |
| 20110232739 | PHOTOELECTRIC CONVERSION DEVICE - A photoelectric conversion device is disclosed. One aspect includes a first substrate and a second substrate spaced apart from each other, an inner sealing portion formed between the first substrate and the second substrate, and an outer sealing portion formed between the first substrate and the second substrate and spaced apart from an outer edge of the inner sealing portion. Furthermore, a plurality of first electrodes may be formed on a surface of the first substrate that faces the second substrate and a current collecting electrode may be formed electrically connecting the first electrodes to each other. The inner sealing portion may be positioned to define a photoelectric conversion region. The current collecting electrode may be formed on the first substrate to extend from a contact with the plurality of first electrodes past an outer sealing region of the outer sealing portion. | 09-29-2011 |
| 20110223515 | MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, METHOD OF MANUFACTURING MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, AND FUEL CELL SYSTEM - A membrane-electrode assembly for a fuel cell is disclosed. The membrane-electrode assembly may include a polymer electrolyte membrane, an adhesive layer disposed on the polymer electrolyte membrane and a catalyst layer formed, as part of the adhesive layer. The polymer electrolyte membrane, the adhesive layer and the catalyst layer may be positioned between a cathode substrate and an anode substrate. The cathode may include a cathode substrate and the anode may include an anode substrate. A method for manufacturing a membrane-electrode assembly and a system incorporating a membrane-electrode assembly are also disclosed. | 09-15-2011 |
| 20110223474 | REINFORCED POUCH TYPE SECONDARY BATTERY - A pouch type secondary battery having enhanced reliability by protecting the battery from external impacts is described. A reinforcement structure may be installed on a pouch casing and an electrode assembly housed in the pouch casing. Short-circuits inside the pouch casing may be minimized. The pouch type secondary battery has an electrode assembly with positive and negative electrode plates with a separator interposed therebetween, and positive and negative terminal portions extending from the positive and negative electrode plates. A first reinforcement member is closely adhered to one or more planes of the electrode assembly. A second reinforcement member may be adhered to the pouch casing and used with or without the first reinforcement member. | 09-15-2011 |
| 20110223461 | SECONDARY BATTERY - A secondary battery comprises an electrode assembly comprising a first electrode plate, a second electrode plate and a separator interposed between the first and second electrode plates; and a battery case accommodating the electrode assembly, the battery case comprising a first portion, a second portion, and an adhesive layer that contacts a surface of the first portion and a surface of the second portion, wherein the adhesive layer is continuous between the first and second portions. | 09-15-2011 |
| 20110220202 | PHOTOELECTRIC CONVERSION DEVICE AND MANUFACTURING METHOD THEREOF - A photoelectric conversion device includes first and second substrates on which first and second electrodes are respectively formed, arranged to face each other, an electrolyte injected into a gap between the first and second substrates through an electrolyte injection hole formed in the first substrate, and an injection hole sealing member for sealing the electrolyte injection hole. The injection hole sealing member includes a cover portion for covering an entrance end of the electrolyte injection hole and an insertion portion extending from the cover portion along the electrolyte injection hole. | 09-15-2011 |
| 20110217591 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY USING THE SAME - An electrode assembly according to an embodiment of the present invention comprises: at least one first electrode plate comprising a first electrode tab extending from the first electrode plate; at least one second electrode plate comprising a second electrode tab extending from the second electrode plate; at least one first intermediate electrode comprising a first intermediate electrode tab extending from the first intermediate electrode; at least one second intermediate electrode comprising a second intermediate electrode tab extending from the second intermediate electrode; and a separator disposed between the first electrode plate and the second electrode plate, and a separator disposed between the first intermediate electrode and the second intermediate electrode; wherein the first electrode plate is disposed at an outermost side in the electrode assembly with respect to the first intermediate electrode, and the second electrode plate is disposed at an outermost side in the electrode assembly with respect to the second intermediate electrode; and wherein the first electrode tab and the first intermediate electrode tab together constitute a first electrode lead, and the second electrode tab and the second intermediate electrode tab together constitute a second electrode lead. | 09-08-2011 |
| 20110217588 | SECONDARY BATTERY AND METHOD OF FABRICATING OF THE SECONDARY BATTERY - Disclosed is a secondary battery which includes an electrode assembly comprising inner stacked electrodes and at least one outermost electrode positioned on at least one end of the inner stacked electrodes; and a case configured to house the electrode assembly. Herein, the at least one outermost electrode comprise an inactive material. | 09-08-2011 |
| 20110217587 | BATTERY PACK HAVING IMPROVED HEAT DISSIPATION AND MOUNTING STRUCTURE AND BATTERY PACK ASSEMBLY INCLUDING THE SAME - A battery pack and a battery pack assembly including the battery pack. The battery pack includes a holder case to define a plurality of cell spaces, a plurality of battery cells arranged within the plurality of cell spaces, respectively and at least one mounting aperture perforating the holder case and being surrounded by the plurality of cell spaces. | 09-08-2011 |
| 20110217571 | BATTERY PACK AND METHOD OF MANUFACTURING SAME - A battery pack comprising a bare cell and a protection circuit module positioned on top of the cap plate of the bare cell and a cover. Threaded connectors are used to connect the cover to the bare cell. The threaded connectors are chemically polished to enhance the engagement between the connectors and the cap plate. | 09-08-2011 |
| 20110209907 | LIQUID-REPELLENT FILM FORMER, METHOD FOR FORMING LIQUID-REPELLENT FILM, METHOD FOR FORMING FINE WIRING USING THE SAME, AND SUBSTRATE COMPRISING THE SAME - Disclosed are a liquid-repellent film former, a method for forming a liquid-repellent film, a method for forming fine wiring based on the same, and a printed circuit board including the same. The liquid-repellent film former includes a first coupling agent including a compound represented by the following Chemical Formula 1, a second coupling agent including a compound represented by the following Chemical Formula 2, and an alcohol solvent. | 09-01-2011 |
| 20110206998 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes a positive electrode including a positive active material and an activated carbon, a negative electrode including a negative active material, and a lithium salt and a non-aqueous organic solvent, wherein the non-aqueous organic solvent includes about 30 volume % to about 90 volume % of propylene carbonate. | 08-25-2011 |
| 20110206987 | NEGATIVE ELECTRODE, LITHIUM BATTERY EMPLOYING THE SAME, AND METHOD OF PREPARING THE NEGATIVE ELECTRODE - A negative electrode, a lithium battery employing the negative electrode, and a method of preparing the negative electrode. The negative electrode includes a current collector, and a negative electrode active material layer disposed on the current collector. The negative electrode active material layer includes: composite negative electrode active material particles comprising tin (Sn), and conductive metal particles. The conductive metal particles form an intermetallic compound with the Sn, and an average particle size of the conductive metal particles is at least 10 μm. | 08-25-2011 |
| 20110206986 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A negative active material for a rechargeable lithium battery including a flake powder including a plurality of flakes, each flake including a plurality of silicon atoms and a plurality of oxygen atoms, wherein an oxygen atom amount for each flake ranges from 5 wt % to 38 wt % based on a total amount of silicon atoms and oxygen atoms, each flake having a thickness ranging from 30 nm to 500 nm and a ratio of an average longest dimension to the thickness ranging from 10 to 100. | 08-25-2011 |
| 20110200854 | RECHARGEABLE BATTERY - A rechargeable battery according to an embodiment of the present invention includes: an electrode assembly; a battery case accommodating the electrode assembly; and a cap assembly comprising: a cap plate comprising a top portion and at least one opening; and a vent member comprising two or more notches and a supporting portion, wherein the vent member is configured to break at the two or more notches and bend along two or more lines adjacent to the supporting portion. | 08-18-2011 |
| 20110196051 | Electrolyte membrane using polybenzoxazine based compound - An electrolyte membrane includes a cross-linked reaction product of a benzoxazine monomer and a cross-linkable compound. The electrolyte membrane is impregnated with 300 to 600 parts by weight of phosphoric acid based on 100 parts by weight of the electrolyte membrane, and has a yield strain 0.5% or less, and a yield stress 0.3 Mpa or less. The cross-linked material has a strong acid trapping ability with respect to the benzoxazine compound and excellent mechanical properties due to a cross-linkage. Also, the solubility of the cross-linked material in polyphosphoric acid is low, thereby showing excellent chemical stability. Accordingly, when the cross-linked material is used, an electrolyte membrane having an excellent liquid supplementing ability and excellent mechanical and chemical stability at a high temperature can be obtained. The cross-linked material can be obtained by a simple polymerization process by combining a benzoxazine monomer and a crosslinkable compound and by using heat instead of using a polymerization initiator or a cross-linking agent. | 08-11-2011 |
| 20110195331 | FUEL CELL STACK - A fuel cell stack includes membrane-electrode assemblies and separators that are closely disposed to both sides of the membrane-electrode assembly. Each membrane-electrode assembly includes an electrolyte membrane, an anode electrode that is formed on one surface of the electrolyte membrane, a cathode electrode that is formed on the other surface of the electrolyte membrane, and a protective layer formed at an oxidant inlet region where oxidant is first injected into the respective cathode electrode. | 08-11-2011 |
| 20110195282 | CAP ASSEMBLY AND SECONDARY BATTERY USING THE SAME - A cap assembly for a secondary battery in which an insulating member is disposed in a partial or entire terminal plate, resulting in improved stability. The cap assembly includes a terminal plate and an insulating member. The insulating member is disposed in a partial or entire region of the terminal plate other than a region to which a negative electrode tab is welded. | 08-11-2011 |
| 20110195281 | SECONDARY BATTERY - The secondary battery includes an electrode assembly, an outer case housing the electrode assembly, and a protective circuit module electrically connected to a first electrode tab and a second electrode tab that extend from the electrode assembly. The protective circuit module includes a circuit board including a first connecting pad and a second connecting pad that are connected to the first electrode tab and the second electrode tab, respectively. One of the first connecting pad and the second connecting pad is formed of a material including copper, and is embedded by a certain depth into the circuit board. | 08-11-2011 |
| 20110193525 | BATTERY PACK - Provided is a battery pack for a portable computer, which can be charged using a mobile phone charger. The battery pack includes battery cells connected in series, a controller electrically connected to the battery cells to sense voltages of the battery cells, and performing a cell balancing operation to make the voltages of the battery cells equal to each other. The battery pack also includes a charge circuit electrically connected to each of the plurality of battery cells, and sequentially supplying a charge voltage in a time-divisional manner to each of the battery cells in response to a control signal of the controller. | 08-11-2011 |
| 20110189588 | SOLID OXIDE FUEL CELL AND BRAZING METHOD BETWEEN CELL AND CAP - A solid oxide fuel cell and a brazing method between a cell and a cap of a fuel cell capable of simplifying a brazing process relative to the related art are disclosed. Thus, improved production efficiency and an air seal while saving on the amount of filler metal used is achieved, by improving the structure of the sealing cap combined with the end of the cell. The solid oxide fuel cell includes a hollow tube type cell and a sealing cap combined with the end of the cell, the cap has a structure in which a passage tube which is in contact with a hollow portion of the cell is provided in the center of the cap and a combination tube combined with the cell end is integrally provided on the circumference of the passage tube to form a cell insertion space between the passage tube and the combination tube, and a brazing surface formed on the bottom of the cell insertion space and a filler metal diffusion space formed at the side of the brazing surface. | 08-04-2011 |
| 20110189544 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A negative active material for a rechargeable lithium battery that includes a core including a compound represented by the following Chemical Formula 1, and a carbon layer disposed on the core and including low crystalline carbon. | 08-04-2011 |
| 20110183160 | BATTERY ASSEMBLY - A battery assembly that standardizes a protective circuit module to be commonly used for various types of bare cells. The battery assembly includes a bare cell, and an adaptor structure positioned on a first end portion of the bare cell and having a seat in which the protective circuit module is seated. The adaptor structure electrically connects the protective circuit module to the bare cell. The protective circuit module has a standardized shape operationally connectable to various types of bare cells. | 07-28-2011 |
| 20110177389 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME - An electrode assembly and a secondary battery including the electrode assembly are disclosed. The electrode assembly includes a first electrode, a second electrode, and a separator disposed between the first and second electrodes. A film is disposed on at least one edge of at least one of the first and second electrodes. | 07-21-2011 |
| 20110177382 | SECONDARY BATTERY MODULE - A large-capacity battery module which is formed by integrating a plurality of unit cells. The present invention provides a secondary battery module having a plurality of unit cells and connectors for electrically connecting the unit cells, which includes: a spacer set up between the unit cells and the connectors. The secondary battery module can insulate a cap from a connector and maintain a uniform space between the unit cells. | 07-21-2011 |
| 20110177362 | SECONDARY BATTERY AND METHOD OF FABRICATING THE SAME - Provided are a secondary battery that reduces space restriction during the formation of a protective circuit module (PCM) and improves reliability of a positive temperature coefficient (PTC) device and a method of fabricating the secondary battery. The secondary battery includes a battery cell including a cell tab and the PCM. The PCM includes a circuit board, a first terminal, a second terminal, and the PTC device. The circuit board includes an upwardly exposed external terminal. The first terminal is disposed below the circuit board and has one end connected to the cell tab and the extending other end. The second terminal is disposed below the circuit board and has one end connected to the external terminal and the extending other end. The PTC device is disposed between the first terminal and the second terminal and below the circuit board. | 07-21-2011 |
| 20110175574 | BATTERY ID SETTING SYSTEM AND METHOD OF DRIVING THE SAME - A battery identification (ID) setting system effectively managing a plurality of batteries and a method of driving the same. The battery ID setting system having an external terminal includes a master battery management system (BMS) outputting ID setting signals, and a plurality of slave BMSs transmitting battery information signals containing absolute battery IDs and battery potential differences of batteries to the master BMS in response to the ID setting signals. The master BMS receives the battery information signals to assign and store the relative battery IDs corresponding to the absolute battery IDs of the batteries. | 07-21-2011 |
| 20110175565 | ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - An energy storage system that prevents overshoot or undershoot at a node that transfers power when an operational mode of the energy storage system is converted or when a state of a power consuming element is changed, and a method of controlling the energy storage system. | 07-21-2011 |
| 20110175451 | POWER STORAGE APPARATUS, METHOD OF OPERATING THE SAME, AND POWER STORAGE SYSTEM - A power storage system and method are disclosed. The system is connected to a load, a power grid, and a power generation system. When the grid is in an abnormal state, a battery is simultaneously charged with power from the power generation system and used to supply power to the load. | 07-21-2011 |
| 20110171508 | SECONDARY BATTERY - A secondary battery is disclosed. The secondary battery includes an electrode assembly formed by stacking and winding two different electrodes and a separator disposed between the electrodes, a can accommodating the electrode assembly, a cap assembly coupled to an upper portion of the can accommodating the electrode assembly, a gasket compressed between the cap assembly and the upper portion of the can to insulate and seal a space between the cap assembly and the can, and an auxiliary sealing member disposed inside the gasket to increase sealing force between the cap assembly and the can. The secondary battery maintains sealing force of the gasket closely contacting the outer surface of the cap assembly to secure sufficient sealing force and inhibit the dispersion of sealing pressures. | 07-14-2011 |
| 20110171507 | SECONDARY BATTERY - A secondary battery includes an electrode assembly, a can, a cap assembly, and a gasket. The electrode assembly includes a wound stack of two mutually different electrodes and a separator interposed between the two electrodes. The can houses the electrode assembly. The cap assembly is assembled at an upper portion of the can. The gasket is interposed and pressed between the cap assembly and the upper portion of the can, to maintain insulation and a seal between the cap assembly and the can. An adhesive layer of an applied low-viscosity adhesive liquid is provided at an inner side of the gasket to increase sealing force between the cap assembly and the can. | 07-14-2011 |
| 20110168253 | ELECTRODE SUBSTRATE AND PHOTOELECTRIC TRANSFORMATION DEVICE - An electrode substrate of a photoelectric transformation device includes a transparent conductive substrate, a current-collecting electrode disposed on the transparent conductive substrate, and a coating film coating the surface of the current-collecting electrode. The coating film includes a combustion product of a glass paste composition applied on the current-collecting electrode. The glass paste composition includes a filler made of a material that does not melt at a temperature which is not higher than a glass transition temperature or a phase transition temperature of the transparent conductive substrate. | 07-14-2011 |
| 20110168225 | Photoelectric conversion module - A photoelectric conversion module including a pair of substrates facing each other and forming a space for containing an electrolyte therein, a sealing member placed along the edges of the pair of substrates to seal the electrolyte, defining a plurality of photoelectric cells between the pair of substrates, and having an open portion to form an electrolyte inlet, and an inlet sealer formed along the electrolyte inlet. The photoelectric conversion module has improved durability, reliability, and mass-productivity. | 07-14-2011 |
| 20110167799 | NOx EMISSION REDUCTION SYSTEM AND METHOD - A method and system to reduce NO | 07-14-2011 |
| 20110165467 | NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - Disclosed are a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode includes a current collector, a negative active material composition layer disposed on the surface of the current collector and including a negative active material, and an inorganic salt layer disposed on the surface of the negative active material composition layer and including an inorganic salt. The negative active material includes a silicon-based core and a carbon layer disposed on the surface of the silicon-based core. The inorganic salt includes an alkaline metal cation selected from a Na cation, a K cation, or a combination thereof; and an anion selected from a carbonate anion, a halogen anion, or a combination thereof. | 07-07-2011 |
| 20110165465 | Negative active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same - A negative active material for a rechargeable lithium battery, a method of preparing the negative active material, and a rechargeable lithium battery including the negative active material. The negative active material has a composite of an active material and crystalline carbon. The active material includes a core and a carbon coating layer formed on the core and including amorphous carbon. The core includes a compound represented by a Chemical Formula LixTiyO | 07-07-2011 |
| 20110165464 | Negative Electrode for Rechargeable Lithium Battery and Rechargeable Lithium Battery Including Same - A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode includes a current collector and a negative active material layer disposed on the current collector, wherein the negative active material layer includes a negative active material including a silicon-based core and a carbon layer disposed on the surface of the silicon-based core, an inorganic salt including an alkaline metal cation selected from a Na cation, a K cation, or a combination of these; and an anion selected from a carbonate anion, a halogen anion, or a combination of these, and an aqueous binder. | 07-07-2011 |
| 20110159328 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate and a separator interposed therebetween. A pouch case includes an accommodating portion for accommodating the electrode assembly and a cover portion for sealing the accommodating portion. A reinforcing member is formed between the pouch case and the electrode assembly. In the secondary battery, the reinforcing member includes a first frame formed along one surface of the pouch case, which comes in contact with the electrode assembly, a support portion formed in form of a plate while being spaced apart from the first frame, and a second frame to connect the first frame and the support portion to each other. | 06-30-2011 |
| 20110156655 | BATTERY PACK AND METHOD OF CHARGING BATTERY PACK - A battery pack and a method of charging the same are disclosed. The battery pack is chargeable by a variety of chargers which have different output voltages. | 06-30-2011 |
| 20110156650 | BATTERY PACK AND LINE OPEN DETECTING METHOD THEREOF - A battery pack and a method of operating the battery pack are disclosed. The battery pack includes a plurality of battery cells and is configured to open a terminal of the battery if an open circuit is detected in a line connecting battery cells. | 06-30-2011 |
| 20110155224 | PHOTOELECTRIC CONVERSION DEVICE - A photoelectric conversion device that includes a first substrate and a second substrate facing each other and having a space between the first substrate and the second substrate, a first electrode being arranged on the first substrate, a second electrode being arranged on the second substrate, an electrolyte arranged within the space between the first substrate and the second substrate, an electrolyte injecting aperture arranged on the first substrate to inject said electrolyte into said space and a sealing structure to seal the electrolyte injecting aperture, the sealing structure includes a water vapor absorption material to absorb water. | 06-30-2011 |
| 20110151336 | LITHIUM BATTERY - A lithium battery includes a cathode; an anode; and an organic electrolyte solution. The cathode includes cathode active materials that discharge oxygen during charging and discharging. The organic electrolyte solution includes: lithium salt; an organic solvent, and at least one selected from the group consisting of compounds represented by Formula 1 and Formula 2 below: | 06-23-2011 |
| 20110151323 | SECONDARY BATTERY AND METHOD FOR MANUFACTURING ELECTRODE ASSEMBLY THEREOF - A secondary battery includes at least one positive electrode plate folded on the basis of a first fold line, and at least one negative electrode plate folded on the basis of a second fold line and stacked to face the at least one positive electrode plate with the second fold line coinciding with the first fold line. | 06-23-2011 |
| 20110151307 | RECHARGEABLE BATTERY - A rechargeable battery comprises: an electrode assembly comprising a plurality of positive electrode plates, a plurality of negative electrode plates, and a plurality of separators; and a case enclosing the electrode assembly; wherein each separator in the plurality of separators comprises a central portion facing at least one of the positive and negative electrode plates, and an extended portion that extends past the positive and negative electrode plates, and wherein each of the extended portion comprises an adhered portion that is adhered to adjacent extended portions. | 06-23-2011 |
| 20110151294 | SECONDARY BATTERY - Disclosed is a secondary battery that comprises an electrode assembly, a can accommodating the electrode assembly, and a cap assembly coupled to an upper portion of the can and including an upper cap that transfers a current of the electrode assembly to an exterior of the can. The upper cap includes a terminal part including a first flat portion disposed at a center of the upper cap and a second flat portion extending from a periphery of the first flat portion, a peripheral part disposed at a periphery of the terminal part and stepped from the terminal part, and a connection part connecting the terminal part to the peripheral part. | 06-23-2011 |
| 20110151292 | SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF - There are a secondary battery having a pouch-type outer casing and a manufacturing method thereof. In one embodiment, a secondary battery includes an electrode assembly and an outer casing. The electrode assembly has positive and negative electrode plates, a separator interposed therebetween, and positive and negative electrode tabs having one ends respectively connected to the positive and negative electrode plates. The outer casing accommodates the electrode assembly so that the other ends of the positive and negative electrode tabs are extracted from a first side to the exterior thereof. The outer casing has a sealing portion sealed at least twice. The sealing portion is primarily sealed to be fractured under a predetermined internal pressure of the outer casing. After the aging of a battery, the sealing portion is fractured under the predetermined internal pressure, thereby exhausting internal gas. After the exhaustion of the internal gas, the sealing portion is secondarily sealed. | 06-23-2011 |
| 20110151284 | BATTERY PACK - A battery pack including a reinforcement plate having a metal layer and a heat sealing layer, wherein the reinforcement plate is attached to a battery cell to reinforce the battery cell, thus improving reliability regarding product quality. The battery pack includes a battery cell, a circuit module electrically connected to the battery cell, a top cover installed on an upper portion of the battery cell, and a reinforcement plate attached to the battery cell. | 06-23-2011 |
| 20110148205 | POWER STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - A power storage system and method of controlling the system is disclosed. The power storage system is connected to a power generation system and a grid. If a remaining amount of power of a battery is insufficient when the grid is in a quasi-normal state, the battery is charged by directly receiving electric power from the grid, and thus electric power is available for the if the grid subsequently goes back into the abnormal state. | 06-23-2011 |
| 20110148195 | ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - An energy storage system and a method of controlling the same is provided. The energy storage system may directly provide generated DC power or DC power stored in a battery to a DC load without performing a DC/AC conversion or an AC/DC conversion. Furthermore, in the case where a grid operates abnormally (e.g. power interruption) and the energy storage system functions as an uninterruptible power supply (UPS), power stored in a battery may be selectively provided to loads according to power remaining in a battery, and thus stored power may be used stably. | 06-23-2011 |
| 20110146660 | SOLAR CELL CLEANING DEVICE OF AN ENERGY STORAGE SYSTEM AND METHOD OF CLEANING THE SOLAR CELL - A solar cell cleaning device of an energy storage system, and a method of cleaning solar cells. Solar cells are positioned outside of a protective case only when sunlight is present. The surface of the solar cells is automatically cleaned when the solar cells are positioned outside of a protective case, or when the solar cells are stored in the protective case. The solar cell cleaning device includes a protective case, a rotatable drum coupled to the protective case, and a brush installed on the protective case and closely contacting the drum. A plurality of solar cells are installed on a surface of the drum, and are cleaned by the brush when the drum is rotated. | 06-23-2011 |
| 20110144822 | GRID-CONNECTED ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING GRID-CONNECTED ENERGY STORAGE SYSTEM - A grid-connected energy storage system capable of increasing the efficiency of a converter and a method of controlling the system are disclosed. The grid-connected energy storage system can increase the efficiency of a converter by measuring generated power of a plurality of power generation modules and selectively operating the converter based on the measurements. | 06-16-2011 |
| 20110143194 | Secondary Battery Having Interconnected Positive and Negative Electrode Tabs - A secondary battery is capable of fastening a positive electrode tab and a negative electrode tab to each other without performing welding. The secondary battery comprises an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate, a positive electrode tab and a negative electrode tab coupled to the positive electrode plate and the negative electrode plate, respectively, a housing accommodating the electrode assembly and having one side open, a plate sealing up the open part of the housing, a fastening unit formed so as to protrude from the plate in a non-penetrating structure, and a first tab terminal inserted into the fastening unit via the positive electrode tab so as to electrically couple the positive electrode tab and the plate to each other. | 06-16-2011 |
| 20110143190 | SECONDARY BATTERY - A secondary battery is disclosed. The secondary battery includes an adhesive configured to attach to the electrode plates so as to strengthen the battery against separation, to reduce production of dust, and to protect the battery from dust. | 06-16-2011 |
| 20110143189 | SECONDARY BATTERY AND METHOD OF MANUFACTURING SECONDARY BATTERY - A secondary battery and a method of manufacturing the secondary battery are disclosed. The secondary battery includes an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator, wherein the positive electrode plate and the negative electrode plate are stacked with the separator disposed between, wherein the positive electrode plate includes a plurality of positive electrode non-coating portions including a plurality of first positive electrode bent portions at a first side of the electrode assembly, wherein the negative electrode plate includes a plurality of negative electrode non-coating portions including a plurality of first negative electrode bent portions at a second side of the electrode assembly; a positive electrode tab electrically connected to the positive electrode non-coating portion; and a negative electrode tab electrically connected to the negative electrode non-coating portion. | 06-16-2011 |
| 20110143187 | BATTERY PACK - A battery pack including secondary batteries, and a case accommodating the secondary batteries, the case including: an upper case; a lower case; and plates disposed on each of the upper case and the lower case and each of the plates having holes corresponding to ends of each of the secondary batteries, wherein support protrusions are formed on the holes of the case so as to align the secondary batteries. | 06-16-2011 |
| 20110143181 | SEPARATOR, METHOD OF MANUFACTURING SEPARATOR, AND LITHIUM SECONDARY BATTERY INCLUDING SEPARATOR - A lithium secondary battery includes a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate. The separator includes a first porous base material layer, a second porous base material layer and a ceramic layer disposed between the first base material layer and the second base material layer. Since the lithium secondary battery includes the separator having the interposed ceramic layer, the melting and contraction of the separator due to heat are inhibited, thus preventing a short circuit between the positive electrode plate and the negative electrode plate. | 06-16-2011 |
| 20110143180 | BATTERY MODULE UNIT AND BATTERY MODULE PACKAGE - A battery unit module and a battery module package including the battery unit module are disclosed. The battery unit module includes: a secondary battery; a unit case accommodating the secondary battery; and an electrode terminal electrically coupled to the secondary battery, the electrode terminal including a positive electrode terminal and a negative electrode terminal, and exposed outside of the unit case, wherein the positive electrode terminal and the negative electrode terminal have cross-sections that are asymmetrical with respect to each other, and wherein a securing means is formed on at least one of the positive electrode terminal and the negative electrode terminal. | 06-16-2011 |
| 20110143174 | LITHIUM SECONDARY BATTERY AND METHOD OF CONTROLLING SHORT RESISTANCE THEREOF - Provided is a lithium secondary battery including a positive electrode having a positive electrode active material, a negative electrode having a negative electrode active material, and a polymer electrolyte composition having a polymer electrolyte, a non-aqueous organic solvent, and a lithium salt. The content of the polymer electrolyte is 9 to 20 wt %, based on the total weight of the polymer electrolyte composition. | 06-16-2011 |
| 20110143172 | Battery Pack Having Protection from Static Electricity - In a battery pack, an electrostatic protective part is disposed on a side surface of a protective circuit module so as to protect the protective circuit module from static electricity introduced from the outside, thus improving the reliability of a battery. The battery pack includes a battery cell, a protective circuit module electrically connected to the battery cell and including an electrostatic protective part on a side surface thereof, and a case accommodating the battery cell and the protective circuit module. The electrostatic protective part is formed by applying solder on a conductive foil. | 06-16-2011 |
| 20110141392 | LIGHT EMITTING DEVICE AND DISPLAY DEVICE HAVING THE SAME - A light emitting device includes a vacuum vessel, a recess portion, a cathode electrode, an electron emission region, a gate electrode, and a gate terminal portion. The vacuum vessel includes a first substrate, a second substrate facing the first substrate, and a sealing member disposed between the first substrate and the second substrate. The recess portion is formed to be depressed along a direction on a surface of the first substrate facing the second substrate, and the cathode electrode is formed in the recess portion and extending along the one direction. The electron emission region is formed on the cathode electrode within the recess portion. The gate electrode includes a metal plate on the surface of the first substrate along a direction crossing the cathode electrode at an inner side of the sealing member. The gate terminal portion is formed on the surface of the first substrate on inner and outer sides of the sealing member, traversing under the sealing member and is electrically connected with the gate electrode. The gate terminal portion includes a conductive film having a thickness smaller than a thickness of the gate electrode. | 06-16-2011 |
| 20110140667 | Apparatus for Storing Power and Method of Controlling the Same - Provided are a power storage apparatus and a method of controlling the power storage apparatus. The power storage apparatus stores power supplied from a power generation system or a power grid. The power storage apparatus supplies stored power to a load during an electric failure, and supplies stored power to the power grid. The power storage apparatus includes at least one battery cell, a battery management unit coupled to the battery cell, a bi-directional converter coupled to the battery management unit, a bi-directional inverter coupled between the bi-directional converter and the power grid, and a central controller controlling the operations of the bi-directional converter, the bi-directional inverter, and the battery management unit. An uninterruptible power supply (UPS) function may be performed to stabilize the power storage system including the power storage apparatus. | 06-16-2011 |
| 20110140666 | SECONDARY BATTERY - A secondary battery has charging and discharging functions. The second battery prevents an external connection portion from being separated from a connection terminal due to external shocks. | 06-16-2011 |
| 20110140648 | ENERGY STORAGE SYSTEM OF APARTMENT BUILDING, INTEGRATED POWER MANAGEMENT SYSTEM, AND METHOD OF CONTROLLING THE SYSTEM - An energy storage system of an apartment building, an integrated power management system, and a method of controlling the integrated power management system. Power may be efficiently consumed by supplying remaining power stored in an energy storage system of each apartment to a common load. | 06-16-2011 |
| 20110140535 | POWER CONVERTING DEVICE FOR NEW RENEWABLE ENERGY STORAGE SYSTEM - A power converting device for a new renewable energy storage system includes rechargeable batteries, bidirectional converters respectively connected in parallel to the batteries, direct current (DC) links connected in parallel to the bidirectional converters, respectively, bidirectional inverters connected in parallel to the DC links, respectively, and an electric power system connected to the bidirectional inverters. The bidirectional inverters are cascade H-bridge multi-level boost inverters. The DC links are charged by the bidirectional inverters connected to the battery and a charged voltage of the DC links is provided to the electric power system by the bidirectional inverters. In addition, the DC links are charged by the bidirectional inverters connected to the electric power system and a charged voltage of the DC links is provided to the battery by the bidirectional inverters. | 06-16-2011 |
| 20110135993 | BATTERY PACK - A battery pack including a plurality of battery cells and having improved battery lifetime. The battery pack includes a holder case defining a plurality of cell spaces; and a plurality of battery cells are accommodated in a pattern in a portion of the plurality of cell spaces, wherein some of the plurality of cell spaces are empty. | 06-09-2011 |
| 20110135987 | LITHIUM SECONDARY BATTERY - A lithium secondary battery including: a positive electrode including a positive electrode active material layer; a negative electrode including a negative electrode active material layer; an electrolyte; and an inorganic insulating separator coating layer coated on at least one of the active material layers. The sizes and shapes of the positive electrode active material layer and the negative electrode active material layer are substantially the same, in order to facilitate an arrangement of the positive and negative electrodes. | 06-09-2011 |
| 20110135971 | Secondary Battery - A secondary battery comprises an electrode assembly including a first electrode, a second electrode, a separator interposed between the first electrode and the second electrode for insulating the first electrode and the second electrode from each other, a first electrode tab extending from one side of the first electrode, a second electrode tab extending from one side of the second electrode, and a pouch including a body and a cover. The body of the pouch includes a receiving part for accommodating the electrode assembly, and a body sealing part extending from the receiving part. The cover of the pouch includes a covering part corresponding to the receiving part of the body, and a cover sealing part corresponding to the body sealing part. At least two insulation layers and a conductive layer interposed between the insulation layers are provided at the body and the cover of the pouch, respectively. The first electrode tab and the second electrode tab are electrically connected to the conductive layers of the body and the cover of the pouch, respectively. | 06-09-2011 |
| 20110135970 | CIRCUIT SUBSTRATE MODULE AND BATTERY MODULE USING THE SAME - A circuit substrate module and a battery module using the circuit substrate module are disclosed. The battery module includes: a plurality of battery units, wherein each battery unit comprises a plurality of battery cells, a case for accommodating the plurality of battery cells, a plurality of electrode terminals, and a plurality of communication connectors coupled to the battery cells and protruding out of the case; a circuit substrate module mounted on the plurality of battery units and comprising a circuit substrate, wherein a plurality of circuit substrate connectors are coupled to the plurality of communication connectors, wherein the plurality of circuit substrate connectors are coupled to a single external connector that is configured to be coupled to an external device. | 06-09-2011 |
| 20110134668 | Maximum Power Point Tracking Converter of New and Renewable Energy Storage System and Maximum Power Point Tracking Method - A maximum power point tracking (MPPT) converter of a new and renewable energy storage system for tracking and extracting a maximum power from a new and renewable energy to provide the maximum power to a DC link. The MPPT converter includes an MPPT controller changing a controlled variable for maximum power point extraction in proportion to a current slope of the new and renewable energy, and an MPPT extractor extracting a maximum power from the new and renewable energy and converting the extracted maximum power in response to a control of the MPPT controller. The controlled variable variation is set to a large value if the current slope is out of a predetermined current slope range, and the controlled variable variation is set to a small value if the current slope is within the predetermined current slope range. | 06-09-2011 |
| 20110133556 | ENERGY STORAGE SYSTEM - An energy storage system capable of improving the lifespan of a battery pack while supplying power in a secured manner is provided. In one embodiment, the energy storage system includes a plurality of battery packs connected between a grid and a solar cell to charge/discharge power. The energy storage system includes an inverter connected among the grid, the solar cell, and the battery pack and inverting an alternating current (AC) power to a direct current (DC) power and vice versa according to charging/discharging operations. The energy storage system includes a converter connected to the solar cell, the battery pack, and the grid and converting power supplied from the solar cell, and a plurality of bidirectional converters connected to the plurality of battery packs, the solar cell, and the grid and connected in one-to-one correspondence to the plurality of battery packs and converting the power for charging/discharging the battery pack. The energy storage system further includes a controller connected to the inverter, the converter, and the plurality of bidirectional converters and applying drive signals to sequentially drive the plurality of bidirectional converters. | 06-09-2011 |
| 20110133555 | ENERGY STORAGE SYSTEM - An energy storage system is disclosed. The system can supply DC power from a battery to a DC load or from the DC load to the battery without inverting an AC power to the DC power. | 06-09-2011 |
| 20110129733 | NEGATIVE ELECTRODE FOR LITHIUM BATTERY AND LITHIUM BATTERY INCLUDING NEGATIVE ELECTRODE - A negative electrode for a lithium battery and a lithium battery including the negative electrode, the negative electrode including: a matrix of a Sn grain and a metal M grain; and a carbon-based material grown on the matrix. | 06-02-2011 |
| 20110129728 | PROTECTION TAPE AND SECONDARY BATTERY HAVING THE SAME - A protection tape for sealing a sealing portion of a flexible outer casing of a secondary battery includes a base material having a predetermined width and a length larger than the width. An adhesive layer is formed on the base material. A bending portion is formed along a length direction of the base material on one surface of the base material. The bending portion is bent at the joint portion. Multiple knife marks or grooves are formed at the bending portion. | 06-02-2011 |
| 20110129725 | SECONDARY BATTERY - A secondary battery according to the present invention includes a polymer cell in which insulating wing portions are provided on lead tabs and a top case assembled to the polymer cell and having an evasion portion to reduce interference with the insulating wing portions. A secondary battery can reduce interference which occurs between an insulating wing portion having an irregular shape. Further, as a result, it is possible to reduce the variance of the external dimension of an inner pack and achieve a more stable manufacturing process of the inner pack, and increase the reliability and competency of the inner pack to which the polymer cell is applied. | 06-02-2011 |
| 20110129720 | RECHARGEABLE BATTERY - A rechargeable battery is constructed with a plurality of electrode assemblies disposed at a distance from each other, a first current collecting plate disposed at one side of the plurality of electrode assemblies, a second current collecting plate disposed at an opposite side of the plurality of the electrode assemblies, the first and second current collecting plates being electrically connected with the electrode assemblies, a case housing the electrode assemblies, the first current collecting plate, and the second current collecting plate, and an electrode terminal provided in the case, and electrically connected with at least one of the first and second current collecting plates. Each one of the first and second current collecting plates is constructed with a plurality of current collecting portions fixed to and electrically connected to the electrode assemblies, each current collecting portion corresponding to a respective electrode assembly, a connection portion electrically connecting at least two of the current collecting portions, and an insulating supporter supporting the current collecting portions and the connection portion by surrounding the current collecting portions and the connection portion. The insulating supporter includes a plurality of openings exposing the plurality of current collecting portions, and each opening corresponds to a respective current collecting portion. | 06-02-2011 |
| 20110129719 | Battery Pack and Battery Pack Stack - A battery pack includes battery cells, each including a first conductive terminal and a second conductive terminal, the battery cells being arrayed from a first side to a second side of the battery pack. A first conductive tab electrically connects the first conductive terminals of the battery cells to each other, a second conductive tab electrically connects the second conductive terminals of the battery cells to each other, a first conductive external terminal is electrically connected to a side of the first conductive tab and is configured to be electrically connected to an external device, and a second conductive external terminal is electrically connected to a side of the second conductive tab and is configured to be electrically connected to the external device. A battery pack stack includes battery packs, each including a first conductive external terminal and a second conductive external terminal, the battery packs being arrayed from a first end to a second end of the stack. A first conductive external tab includes a first contact at the first end for electrically connecting the first conductive external terminals to each other, and a second conductive external tab includes a second contact at the second end for electrically connecting the second conductive external terminals to each other. The first and second contacts are connected to an external device. | 06-02-2011 |
| 20110129718 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME - An electrode assembly and a secondary battery including the same. The electrode assembly includes a plurality of alternately disposed positive electrode plates and negative electrode plates, separators disposed between the positive electrode plates and the negative electrode plates, a plurality of positive electrode tabs formed in the plurality of positive electrode plates, a plurality of negative electrode tabs formed in the plurality of negative electrode plates, a positive electrode lead including a clip accommodating the plurality of positive electrode tabs and a lead line coupled to the clip, and a negative electrode lead including a clip accommodating the plurality of negative electrode tabs and a lead line coupled to the clip. | 06-02-2011 |
| 20110129715 | SECONDARY BATTERY - A secondary battery including an electrode assembly having a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode; an electrode tab electrically connecting the electrode assembly to an external device; a case accommodating the electrode assembly therein and sealed so that the electrode tab is exposed outside of the case; and an uneven portion formed on a surface of the case in a direction parallel to a ground surface. | 06-02-2011 |
| 20110129708 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly in which a separator is arranged between a positive electrode and a negative electrode, an electrolyte disposed in the electrode assembly, a can accommodating the electrode assembly and the electrolyte, an upper insulation plate disposed on an upper portion of the electrode assembly to contact the upper portion of the electrode assembly, a cap assembly coupled to the upper portion of the can, and a gasket arranged to form a seal between the cap assembly and the upper portion of the can and contacting an upper surface of the upper insulation plate. A rotation restricting portion to restrict rotation of the upper insulation plate with respect to the gasket is formed at least any one of the upper surface of the upper insulation plate and a lower surface of the gasket contacting each other. | 06-02-2011 |
| 20110129705 | Battery Pack for Preventing Damage Due to External Shock - A battery pack is capable of preventing problems from occurring due to the damage of a secondary battery when external shock is applied. The battery pack includes battery cells serially coupled, coupled in parallel, or coupled in a combination of series and parallel, a shock detecting unit for detecting external shock, and a controller coupled to the battery cell and the shock detecting unit to output sensed shock information to the outside. | 06-02-2011 |
| 20110129704 | BATTERY PACK - A battery pack including: a case in which a plurality of batteries are received; an electrode tab to connect the batteries to form one unit; and a data wire having a first end connected to the electrode tab, to act as a signal transmitting line of the plurality of batteries. | 06-02-2011 |
| 20110129703 | BATTERY PACK - A battery pack including a hollow hexahedral casing includes a first panel having first supporting holes; and a second panel having second supporting holes formed at locations corresponding to locations of the first supporting holes; and includes a plurality of secondary batteries. First ends of the secondary batteries are supported by the first supporting holes and second ends of the secondary batteries are supported by the second supporting holes. | 06-02-2011 |
| 20110129701 | SECONDARY BATTERY - A secondary battery is disclosed. In one embodiment, the secondary battery includes i) a first electrode plate having two opposing surfaces, wherein the first electrode plate comprises a first electrode collector and a first electrode coating portion disposed on at least one of the two surfaces of the first electrode collector and ii) a second electrode plate having two opposing surfaces, wherein the second electrode plate comprises a second electrode collector and a second electrode coating portion disposed on at least one of the two surfaces of the second electrode collector. The secondary battery may further include a separator disposed between the first and second electrode plates and electrically insulating the first and second electrode plates from each other. The first electrode plate may further include a first electrode tab that extends from a first side surface of the first electrode collector, wherein the first side surface connects the two opposing surfaces of the first electrode collector, and wherein the first electrode coating portion extends to an extension region of the first electrode tab. The second electrode plate may further include a second electrode tab that extends from a second side surface of the second electrode collector, where in the second side surface connects the two opposing surfaces of the second electrode collector, and wherein the second electrode coating portion extends to an extension region of the second electrode tab. | 06-02-2011 |
| 20110129700 | BATTERY PACK - A battery pack that easily replaces a protective circuit module according to a capacitance of battery cells and an external environment and including a commonly usable protective circuit module irrespective of an outer appearance of the battery pack. The battery pack includes a plurality of battery cells, a battery case in which the plurality of battery cells are disposed, a protective circuit part electrically connected to the battery cells, and a protective circuit module in which the protective circuit part is disposed. The battery case and the protective circuit module are physically separable from and connectable to each other. | 06-02-2011 |
| 20110129697 | SECONDARY BATTERY - A secondary battery includes a protection circuit module (PCM) electrically connected to a bare cell. The bare cell is wrapped with a first sheet, a water permeable second sheet placed on the first sheet, and a submergence label placed between the first sheet and the water permeable second sheet. The submergence label indicates if the bare cell has been exposed to moisture. The label sheet further has a stacking structure, wherein the second sheet is placed on top of the first sheet and the submergence label is interposed between the first sheet and the second sheet. Accordingly, it is possible to determine whether a user has disassembled, modified, or reused the battery and it is possible to easily verify whether or not the secondary battery has been submerged in a liquid due to a user's carelessness or mistake. | 06-02-2011 |
| 20110129696 | BATTERY PACK - There is provided a battery pack in which a pair of ribs are formed at an inner frame to extend toward plane portions of a bare cell, so that the inner frame can be fixed at the exact position of the bare cell. In one embodiment, a battery pack includes a bare cell having a pair of first side portions opposite to each other, a pair of second side portions opposite to each other, and a pair of plane portions opposite to each other. The second side portions and the plane portions are connected to ends of the first side portions. A protection circuit module is electrically connected to the bare cell. An inner frame is provided between the bare cell and the protection circuit module. The inner frame has at least a pair of ribs opposite to each other while extending toward the plane portions of the bare cell. | 06-02-2011 |
| 20110129695 | Battery Pack - A battery pack includes a bare cell having a pair of first side portions, a pair of second side portions, and a pair of plane portions, each of which are opposite to each other. The second side portions and the plane portions are connected to ends of the first side portions. A protection circuit module is electrically connected to the bare cell. An inner frame exposes one side portion of the pair of first side portions and accommodates the bare cell. An outer frame exposes the pair of plane portions and accommodates the bare cell, the protection circuit module and the inner frame. In the battery pack, outer ribs extending away from the bare cell are further formed at the inner frame that comes in contact with the pair of second side portions of the bare cell so that the outer frame is surrounded by the outer ribs. | 06-02-2011 |
| 20110129694 | SECONDARY BATTERY - A secondary battery having a protecting circuit module (PCM) and a secondary protection device. The battery includes a metal tab of the PCM and a metal tab of the secondary protection device that are connected to each other on the top of the PCM. One or more of the tabs are bent to bring the tabs in closer proximity to facilitate welding therebetween. | 06-02-2011 |
| 20110127835 | BATTERY PACK AND UNINTERRUPTIBLE POWER SUPPLY HAVING THE SAME - Provided are battery packs capable of preventing electrical shorts due to incorrect arrangement of polarities of the battery packs during assembly of an uninterruptible power supply (UPS) having the battery packs and a UPS having the battery packs. The battery pack includes: a casing housing a plurality of cells; first and second terminals arranged to protrude outwardly from a first surface of the casing and having opposite polarities; a first attachment unit formed on a second surface of the casing; and a second attachment unit formed on a third surface of the casing, disposed opposite the second surface of the casing, wherein the first attachment unit and the second attachment unit are not symmetrical to each other. | 06-02-2011 |
| 20110126908 | DYE SENSITIZED SOLAR CELL - A dye-sensitized solar cell that includes a semiconductor layer, to which a photosensitive dye generating electrons is adhered; a photo electrode disposed on a side of the semiconductor layer so as to transfer electrons; and an auxiliary electrode disposed on the other side of the semiconductor layer so as to transfer the electrons, and at least one semiconductor layer and at least one auxiliary electrode are stacked alternatively. Thus, an amount of molecules of the photosensitive dye may be increased without increasing the moving distance of electrons, and the efficiency of the solar cell may be increased. | 06-02-2011 |
| 20110126400 | Method of manufacturing lithium secondary battery - A method of manufacturing a lithium secondary battery, the method includes the operations of injecting a lithium salt; arranging an electrode assembly comprising a positive electrode, a separator, and a negative electrode; and injecting a solvent excluding the lithium salt. | 06-02-2011 |
