Patent application number | Description | Published |
20100077125 | SEMICONDUCTOR MEMORY DEVICE - Disclosed is a semiconductor memory device includes a selector for selectively loading read inversion information and write inversion information on an inversion bus, the inversion bus for transferring the inversion information loaded by the selector, a plurality of read inversion units for reflecting the inversion information from the inversion bus to output data, and a plurality of write inversion units for reflecting the inversion information from the inversion bus to input data. | 03-25-2010 |
20120214495 | APPARATUS AND METHOD FOR CONTROLLING HANDOVER TO PREVENT FEMTOCELL INTERFERENCE - Provided are apparatus and method for controlling handover to prevent femtocell interference. The apparatus may include an event receiving module, a handover determining module, and an inter-frequency processing module. The event receiving module may be configured to receive a control message from user equipment. The handover determining module may be configured to analyze the received control message and determine whether the control message includes a request of inter-cell handover from a first cell base station of the first cell to a second cell base station of one of the second cells. The inter-frequency processing module may be configured to perform inter-frequency handover using an unshared frequency when the handover determining module determines that the control message includes the request of inter-cell handover. | 08-23-2012 |
20120263108 | ADAPTIVELY CONTROLLING PREFIX LENGTH - Provided are apparatus and method for setting a cyclic prefix length according to a type of a base station. The apparatus may include a memory, a receiver, a selector, and an inserter. The receiver may be configured to store and to manage a plurality of prefix lengths associated with base station types. The receiver may be configured to receive base station information from a base station. The selector may be configured to select a prefix length from the plurality of prefix length based on the received base station information. The inserter may be configured to insert a cyclic prefix having the determined prefix length in a guard interval of a transmission frame. | 10-18-2012 |
20130034081 | HANDOVER IN LONG TERM EVOLUTION NETWORK - Described embodiments provide for handover in a long term evolution (LTE) communication network. A LTE macrocell base station may receive a measurement report from user equipment while providing a communication service to the user equipment located within a service area of the LTE macrocell base station, and determine whether or not the neighbor cell is a LTE macrocell or a LTE femtocell based on the measurement report. The LTE macrocell base station may initiate hand-over of the user equipment to a neighbor WCDMA macrocell base station when the neighbor cell is determined as the LTE femtocell. | 02-07-2013 |
20130337797 | TRACKING AREA MANAGEMENT - The disclosure is related tracking area management in a femtocell network. A mobility management entity may receive, from a femtocell base station, macrocell tracking area information associated with the femtocell base station. The mobility management entity may combine the received macrocell tracking area information with femtocell tracking area information associated with the femtocell base station and storing the combined tracking area information as integrated tracking area information. | 12-19-2013 |
20140323134 | APPARATUS AND METHOD FOR CONTROLLING HANDOVER TO PREVENT FEMTOCELL INTERFERENCE - Provided are apparatus and method for controlling handover to prevent femtocell interference. The apparatus may include an event receiving module, a handover determining module, and an inter-frequency processing module. The event receiving module may be configured to receive a control message from user equipment. The handover determining module may be configured to analyze the received control message and determine whether the control message includes a request of inter-cell handover from a first cell base station of the first cell to a second cell base station of one of the second cells. The inter-frequency processing module may be configured to perform inter-frequency handover using an unshared frequency when the handover determining module determines that the control message includes the request of inter-cell handover. | 10-30-2014 |
Patent application number | Description | Published |
20130347069 | REFERER VERIFICATION APPARATUS AND METHOD - A referer verification apparatus and method for controlling web traffic having malicious code are provided. In the referer verification method, whether a referer is present in a Hypertext Transfer Protocol (HTTP) packet is determined. If it is determined that the referer is present in the HTTP packet, Uniform Resource Locators (URLs) are extracted from a referer web page corresponding to the referer. The referer is verified based on a URL corresponding to a referer verification request received from a server and the extracted URLs. A Completely Automated Public Test to tell Computers and Humans Apart (CAPTCHA) verification procedure conducted by a user is performed based on results of the verification of the referer. | 12-26-2013 |
20140013389 | COMMUNICATION BLOCKING CONTROL APPARATUS AND METHOD THEREOF - A communication blocking control method includes receiving a communication blocking request from a terminal in an idle state in which it is difficult to find out whether information is leaked or not; registering a state of the terminal in a communication blocked list according to the communication blocking request; and blocking external communication of the terminal through a network. | 01-09-2014 |
20140020067 | APPARATUS AND METHOD FOR CONTROLLING TRAFFIC BASED ON CAPTCHA - An apparatus and method for controlling traffic based on a Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA) are provided. The traffic control apparatus includes a traffic monitoring unit, a CAPTCHA verification unit, a list management unit, and a traffic control unit. The traffic monitoring unit monitors a packet between an internal network and an external network. The CAPTCHA verification unit, if packet information is not present in an access control list, sends a CAPTCHA request message to a client computer, receives a CAPTCHA response message, and verifies the CAPTCHA response message. The list management unit, if the packet information is present in the access control list, detects an access control policy corresponding to the packet information in the access control list. The traffic control unit controls traffic based the verification of the CAPTCHA response message and the control policy. | 01-16-2014 |
Patent application number | Description | Published |
20100316903 | SEPARATOR HAVING POROUS COATING LAYER, METHOD FOR MANUFACTURING THE SAME AND ELECTROCHEMICAL DEVICE HAVING THE SAME - A separator includes a porous substrate having a plurality of pores; and a porous coating layer formed on at least one surface of the porous substrate and made of a mixture of a binder and a plurality of inorganic particles, wherein the binder includes a crosslinked binder. This separator may improve high temperature cycle performance, discharge characteristics and thermal resistance of an electrochemical device since the separator exhibits improved insolubility and impregnation to electrolyte and improved thermal resistance. | 12-16-2010 |
20110305941 | Separator Having Porous Coating Layer, Manufacturing Method Of The Same, And Electrochemical Device Having The Same - A separator includes a planar non-woven fabric substrate having a plurality of pores, and a porous coating layer provided on at least one surface of the non-woven fabric substrate and made of a mixture of a plurality of inorganic particles and a binder polymer, wherein the non-woven fabric substrate is made of superfine fibers having an average thickness of 0.5 to 10 μm, and wherein, among the pores in the non-woven fabric substrate, pores having a wide diameter of 0.1 to 70 μm are 50% or above of the entire pores. The above separator having the porous coating layer may generate the generation of leak current without increasing a loading weight of the porous coating layer since the non-woven fabric substrate having a controlled pore side by using superfine fibers of a predetermined thickness is used. | 12-15-2011 |
20120003545 | METHOD FOR MANUFACTURING ELECTRODE HAVING POROUS COATING LAYER, ELECTRODE MANUFACTURED THEREFROM, AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - A method for manufacturing an electrode may include (S1) preparing a sol solution containing a metal alkoxide compound, and (S2) forming a porous non-woven coating layer of an inorganic fiber by electroemitting the sol solution onto an outer surface of an electrode active material layer formed on at least one surface of a current collector. The porous non-woven coating layer formed on the outer surface of the electrode active material layer may be made from an inorganic fiber having excellent thermal stability. When an electrochemical device is overheated, the porous non-woven coating layer may contribute to suppression of a short circuit between a cathode and an anode and performance improvement of an electrochemical device due to uniform distribution of pores. | 01-05-2012 |
20120015254 | Method For Manufacturing Separator Including Porous Coating Layers, Separator Manufactured By The Method And Electrochemical Device Including The Separator - Disclosed is a method for manufacturing a separator. The method includes (S1) preparing a slurry containing inorganic particles dispersed therein and a solution of a binder polymer in a solvent, and coating the slurry on at least one surface of a porous substrate to form a first porous coating layer, and (S2) electroprocessing a polymer solution on the outer surface of the first porous coating layer to form a second porous coating layer. The first porous coating layer formed on at least one surface of the porous substrate is composed of a highly thermally stable inorganic material to suppress short-circuiting between an anode and a cathode even when an electrochemical device is overheated. The second porous coating layer formed by electroprocessing improves the bindability of the separator to other base materials of the electrodes. | 01-19-2012 |
20120244292 | METHOD FOR MANUFACTURING ELECTRODE HAVING POROUS COATING LAYER, ELECTRODE MANUFACTURED THEREFROM, AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - A method for manufacturing an electrode may include (S1) preparing a sol solution containing a metal alkoxide compound, and (S2) forming a porous non-woven coating layer of an inorganic fiber by electroemitting the sol solution onto an outer surface of an electrode active material layer formed on at least one surface of a current collector. The porous non-woven coating layer formed on the outer surface of the electrode active material layer may be made from an inorganic fiber having excellent thermal stability. When an electrochemical device is overheated, the porous non-woven coating layer may contribute to suppression of a short circuit between a cathode and an anode and performance improvement of an electrochemical device due to uniform distribution of pores. | 09-27-2012 |
20130017429 | Separator And Electrochemical Device Comprising The Same - A separator may include (A) a porous substrate having pores, and (B) a porous coating layer formed on at least one surface of the porous substrate and made from a mixture of inorganic particles and a binder polymer, and the binder polymer may contain a copolymer of (a) a first monomer unit with at least one of an amine group and an amide group at a side chain, and (b) a second monomer unit of (meth)acrylate with an alkyl group having 1 to 14 carbon atoms. The porous coating layer of the separator may have a high packing density, thereby easily forming a thin film battery without hindering safety, and may have good adhesive strength with the porous substrate, thereby preventing detachment of the inorganic particles in the porous coating layer during assembly of an electrochemical device. | 01-17-2013 |
20130260208 | SEPARATOR AND ELECTROCHEMICAL DEVICE HAVING THE SAME - The present invention provides a separator having a porous substrate; and a porous coating layer formed on one surface of the porous substrate and comprising a mixture of inorganic particles and a binder polymer, which has a value of a porosity×an air permeability per thickness in the range of 5 to 40, the porosity and the air permeability per thickness. The separator having a porous coating layer according to the present invention has a porosity which is controlled depending on the air permeability of the porous substrate, and thus exhibit superior ionic conductivity as well as good mechanical properties, thereby contributing to improve the performance and safety of an electrochemical device. | 10-03-2013 |