Patent application number | Description | Published |
20120166708 | FLASH MEMORY DEVICES, DATA RANDOMIZING METHODS OF THE SAME, MEMORY SYSTEMS INCLUDING THE SAME - Disclosed is a flash memory device which includes a memory cell array configured to store data, a randomizer configured to generate a random sequence, to interleave the random sequence using at least one of memory parameters associated with data to be programmed in the memory cell array, and a control logic circuit configured to provide the memory parameters to the randomizer and to control the randomizer. | 06-28-2012 |
20120215963 | Semiconductor Memory Systems that Include Data Randomizers and Related Devices, Controllers and Methods - A semiconductor memory system and a programming method performed by the same. The semiconductor memory system includes: a semiconductor memory device having a storage area; a memory controller for controlling programming and reading of the storage area of the semiconductor memory device; at least one first randomizer for changing program data to be programmed into the storage area to first random data by using a first sequence in a first period; and at least one second randomizer for changing the first random data to second random data by using a second sequence in a second period that is different from the first period. | 08-23-2012 |
20120221775 | NON-VOLATILE MEMORY DEVICE AND READ METHOD THEREOF - An apparatus and a method for reading from a non-volatile memory whereby soft decision data is used to determine the reliability of hard decision data. The hard decision data read from the non-volatile memory is de-randomized and the soft decision data read from the non-volatile memory is not de-randomized. Using the soft decision data, the hard decision data is decoded. | 08-30-2012 |
20120290783 | MEMORY DEVICE AND MEMORY SYSTEM INCLUDING THE SAME - A memory device including a randomizer and a memory system including the memory device are provided. The memory device includes: a randomizer including a sequence generator which generates a first sequence from a seed and a converter which converts the first sequence into a second sequence in response to a conversion factor, the randomizer randomizing data to be programmed using the second sequence and outputting the randomized data; and a storage area which receives the randomized data from the randomizer and storing the randomized data. | 11-15-2012 |
20130007081 | DEVICE AND METHOD FOR PROCESSING DATA - A data processing which includes a conversion circuit and a pseudo random number generator including a series connection of plural shift registers. The conversion circuit receives a pseudo random number sequence from an output of one of the plural shift registers excluding a last shift register of the series connection, and converts first data to second data using the received pseudo random number sequence. | 01-03-2013 |
20130018934 | METHODS FOR OPERATING CONTROLLERSAANM Kim; Yong JuneAACI SeoulAACO KRAAGP Kim; Yong June Seoul KRAANM Chung; Jung SooAACI SeoulAACO KRAAGP Chung; Jung Soo Seoul KRAANM Kong; Jun JinAACI Yongin-siAACO KRAAGP Kong; Jun Jin Yongin-si KRAANM Son; HongrakAACI Anyang-siAACO KRAAGP Son; Hongrak Anyang-si KR - A method for operating a controller may include storing a pseudo noise (PN) sequence provided from a PN sequence generator in an i-th area of a seed table and cyclically shifting the PN sequence from the i-th area to an (i+1)-th area in the table to form the table. The table may include row and column areas. A method for operating a controller may include receiving a sequence from a sequence generator, splitting the sequence into seed units, storing split sequences in a j-th area of the seed table, and forming the table including the seed units corresponding to the split sequences stored in the j-th area. A method for operating a controller may include storing a sequence provided from a sequence generator in a seed table that includes a plurality of areas and cyclically shifting the sequence in the table until a seed is formed in each area. | 01-17-2013 |
20140281816 | MEMORY CONTROLLER AND METHOD OF OPERATING THE SAME - A method of operating a memory controller is provided. The method includes determining a data state based on an input stream including multiple alphabet letters, converting a part of the input stream, which corresponds to a conversion size, into alphabet letters in a lower numeral system when the data state is determined to be a first state among multiple predetermined data states, inserting one of the converted alphabet letters into the input stream, and outputting each of the alphabet letters in the input stream as is when the data state is determined to be a second state among the predetermined data states. | 09-18-2014 |
20150261606 | DEVICE AND METHOD FOR PROCESSING DATA USING LOGICAL INFORMATION AND PHYSICAL INFORMATION - A method of operating a data storage device according to an exemplary embodiment of the present inventive concepts includes generating at least one pseudo noise (PN) sequence using logical information and physical information for the data storage device, and converting first data into second data using the at least one PN sequence. Generating the at least one PN sequence includes generating a random seed based on the logical information and the physical information, and generating the at least one PN sequence using the random seed. The logical information may be a logical page address for the data storage device, and the physical information may be a physical page address for the data storage device. | 09-17-2015 |
20150363336 | MEMORY DEVICE, MEMORY SYSTEM, AND METHOD OF OPERATING MEMORY SYSTEM - A method of operating a memory system including a first function block and a second function block includes generating a first authentication response indicating physical characteristics of the memory system, via the second function block, in response to a first authentication request received from the first function block; performing an error correction decoding on the first authentication response, via the first function block, by using first parity data corresponding to the first authentication request; and determining whether the second function block is authentic, depending on a result of the error correction decoding. | 12-17-2015 |
Patent application number | Description | Published |
20120014361 | WIRELESS COMMUNICATION SYSTEM AND IDLE STATE OPERATION METHOD THEREOF - A wireless communication system and method for operation of the wireless communication system in idle mode is provided to avoid downlink inter-cell interferences. The idle state operation method of a base station for a wireless communication according to the present invention includes setting a first discontinuous transmission cycle and a first transmission transition period; transmitting downlink signals at the first discontinuous transmission cycle within the first transmission transition period; setting a second discontinuous transmission cycle and a second transmission transition period when the first transmission transition period ends; and transmitting the downlink signal at the second discontinuous transmission cycle within the second transmission transition period. | 01-19-2012 |
20120064907 | METHOD AND APPARATUS FOR CONTROLLING THE POWER OF TERMINAL IN A MOBILE COMMUNICATION SYSTEM COMPRISING A FEMTOCELL AND A MACRO BASE STATION - The present invention relates to a method for allocating a radio resource of a base station for controlling the power of a terminal in a mobile communication system including a plurality of femtocells in the service coverage of a macro base station, said method comprising: a radio resource-grouping step of dividing the radio resources shared by the macro base station and the femtocells into groups in accordance with a preset criterion; a radio resource-allocating step of randomly allocating each of the grouped radio resources to base stations such that the terminal uses maximum transmitting power in different resource areas for the plurality of base stations; and a transmitting step of transmitting the allocated radio resource information to the terminal. The method of the present invention effectively controls interferences between the terminal in communication with the macro base station and the terminal in communication with the femtocell. | 03-15-2012 |
20130083774 | METHOD AND APPARATUS FOR SHORT HANDOVER LATENCY IN WIRELESS COMMUNICATION SYSTEM USING BEAM FORMING - Beam selection is provided. A method for handover in a mobile station includes sending a scan request message for scanning a downlink (DL) beam with respect to a serving base station (BS) and a neighboring BS, to the serving BS, and receiving a scan response message; determining the DL beam for the MS by performing scanning with the serving BS and the neighboring BS based on the scan response message; sending a scan report message comprising a result of the scanning to the serving BS; when receiving an air-HO request message from the serving BS, generating an air-HO response message comprising information of a neighboring BS to which the MS hands over based on the air-HO request message; performing beam selection with the neighboring BS of the handover based on the air-HO request message; and performing the handover. | 04-04-2013 |
20130129091 | METHOD AND APPARATUS FOR MANAGING SECURITY KEYS FOR COMMUNICATION AUTHENTICATION WITH MOBILE STATION IN WIRELESS COMMUNICATION SYSTEM - Provided is a method for managing a security key for communication authentication with a Mobile Station (MS) in a communication system. The method includes acquiring a first authentication key by performing an authentication procedure for the communication authentication in a cloud cell having member Base Stations (BSs) that include a master BS and at least one slave BS for providing a service to the MS; and communicating with at least one member BS using a first encryption key that is generated using the first authentication key. | 05-23-2013 |
20130189990 | METHOD AND APPARATUS IN WHICH A TERMINAL TRANSMITS A CHANNEL ESTIMATION RESULT IN A MOBILE COMMUNICATION SYSTEM - The invention relates to a method in which a terminal transmits a channel estimation result in a mobile communication system, comprising: a step in which a receiving unit receives information required for channel estimation from a serving base station; a step in which a control unit estimates a channel on the basis of the information and generates information relating to channel estimation; and a step in which a transmitting unit transmits the information relating to channel estimation to the serving base station and at least one of a plurality of neighbor base stations. | 07-25-2013 |
20130235780 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 09-12-2013 |
20130301455 | COMMUNICATION METHOD AND APPARATUS FOR JOINTLY TRANSMITTING AND RECEIVING SIGNAL IN MOBILE COMMUNICATION SYSTEM - A communication method is performed by a Mobile Station (MS) in a mobile communication system including a plurality of Base Stations (BSs). The method includes receiving at least one reference signal through at least one receive beam in a direction of nearby BSs, determining at least one candidate BS for joint transmission/reception among the nearby BSs based on the received at least one reference signal, and transmitting information about the determined at least one candidate BS to a serving BS. | 11-14-2013 |
20130315083 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING REFERENCE SIGNAL IN MOBILE COMMUNICATION SYSTEM USING BEAMFORMING - A method for transmitting a reference signal by a Base Station (BS) in a mobile communication system using beamforming includes determining beamforming information for transmission of a Reference Signal (RS) Transmit (Tx) beam, wherein at least one of a Tx period and a beam width of the RS Tx beam is determined differently based on a size of Receive (Rx) areas in which a plurality of Tx beams are received in coverage of the BS; and transmitting the RS Tx beam to related Rx areas depending on the determined beamforming information. | 11-28-2013 |
20140004869 | METHOD AND APPARATUS FOR TRANSMITTING SIGNAL IN BEAM FORMING-BASED COMMUNICATION SYSTEM | 01-02-2014 |
20140120874 | METHOD AND DEVICE FOR MANAGING SECURITY KEY FOR COMMUNICATION AUTHENTICATION OF SUBSCRIBER STATION USED IN COOPERATIVE COMMUNICATION OF MULTIPLE BASE STATION IN RADIO COMMUNICATION SYSTEM - A subscriber station performs a method for managing a security key. The method includes generating, for each of the base stations, an input value for generation of the security key for data transmission and reception with the each base station; transmitting, to the each base station, the input value for a corresponding base station; and generating the security key of the corresponding base station by using the input value of the each base station. A base station provides cooperative communication to the subscriber station. | 05-01-2014 |
20140211706 | METHOD AND APPARATUS FOR IMPROVED NETWORK CODING IN WIRELESS COMMUNICATION SYSTEM - A method of performing a Network Coding (NC) by a transmitting node in a wireless communication system, the method comprising receiving uplink packets from a plurality of nodes through respective links, grouping the links into at least one group based on channel quality information, each group satisfying a listed range of channel quality information, performing the NC on downlink data for each group and transmitting each scheduling information shared by each group to the at least one respective group. A method of receiving network-coded data in a wireless communication system comprises transmitting an uplink packet to a transmitting node, receiving scheduling information shared by a group of links from the transmitting node, the group of links satisfying a listed range of channel quality information, receiving downlink data on which NC is performed and decoding the downlink data based on the scheduling information. | 07-31-2014 |
20140321354 | METHOD AND APPARATUS FOR MANAGING PACKET IN SYSTEM SUPPORTING NETWORK CODING - A method for managing a packet in a system supporting network coding includes receiving, from a relay, information on a packet to which the network coding is applied, receiving, from the relay, the packet to which the network coding is applied, confirming whether a packet required for an operation of the UE can be acquired from the received packet on the basis of information on the packet to which the network coding is applied, and storing packets into different buffers by distinguishing between the packet required for the operation of the UE and a packet not required for the operation of the UE. Other embodiments including an apparatus for managing a packet are also disclosed. | 10-30-2014 |
20140323143 | METHOD AND APPARATUS FOR PROVIDING OPTIMAL TRANSMISSION AND RECEPTION BEAMS IN BEAMFORMING SYSTEM - A method of providing an optimal transmission or reception (Tx/Rx) beam in a beamforming system. The method includes receiving a reference signal and selecting an optimal Tx/Rx beam that guarantees an optimal channel environment based on the received reference signal determining a possibility of occurrence of a Tx/Rx beam mismatch between the selected optimal Tx/Rx beam and a Tx/Rx beam used for transmitting information on the selected optimal Tx/Rx beam; and when there is the possibility of the occurrence of the Tx/Rx beam mismatch, performing at least one of widening a beam width of the Tx/Rx beam, increasing a number of Tx/Rx beams, reducing a period of a beam selection operation for selecting the optimal Tx/Rx beam, and reducing a transmission period of the reference signal. Other embodiments including a beamforming system are also disclosed. | 10-30-2014 |
20150045035 | METHOD OF HANDLING RADIO LINK FAILURE IN WIRELESS COMMUNICATION SYSTEM BASED ON MULTI-ENB CONNECTIVITY AND APPARATUS THEREOF - Methods and apparatuses are provided for performing multi-eNB connectivity communication. An eNB receives a Radio Link Failure (RLF) expected message related to a first link, from a UE. A target cell is sought for a handover of the UE according to the RLF expected message. The target cell is selected, when the target cell is found. The eNB receives, from the UE, an RLF message related to the first link, through a second link. An instruction for the handover to the selected target cell is transmitted to the UE. | 02-12-2015 |
20150181485 | METHOD AND APPARATUS FOR SHORT HANDOVER LATENCY IN WIRELESS COMMUNICATION SYSTEM USING BEAM FORMING - Beam selection is provided. A method for handover in a mobile station includes sending a scan request message for scanning a downlink (DL) beam with respect to a serving base station (BS) and a neighboring BS, to the serving BS, and receiving a scan response message; determining the DL beam for the MS by performing scanning with the serving BS and the neighboring BS based on the scan response message; sending a scan report message comprising a result of the scanning to the serving BS; when receiving an air-HO request message from the serving BS, generating an air-HO response message comprising information of a neighboring BS to which the MS hands over based on the air-HO request message; performing beam selection with the neighboring BS of the handover based on the air-HO request message; and performing the handover. | 06-25-2015 |
20150351105 | APPARATUS AND METHOD FOR MITIGATING INTERFERENCE IN WIRELESS COMMUNICATION SYSTEM - The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). An apparatus of a Base Station (BS) in a wireless communication system is provided. The apparatus includes a wireless communication unit that is configured to receive an interference signal which cannot be controlled during a first period, and all interference signals during a second period with respect to a plurality of channels and a controller configured to determine a size of an interference signal which can be controlled, using a difference between a measurement of all the interference signals during the second period and a measurement of the interference signal which cannot be controlled, and select one of the plurality of channels according to the determined size of the interference signal which can be controlled. | 12-03-2015 |
20160029309 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 01-28-2016 |
20160029310 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 01-28-2016 |
20160029317 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 01-28-2016 |
20160029433 | PAGING METHOD AND APPARATUS FOR COMMUNICATION OF M2M/MTC DEVICE OPERATING IN HIGH POWER SAVING RECEPTION MODE IN A MOBILE COMMUNICATION SYSTEM, AND SYSTEM THEREOF - method is provided for communicating with a User Equipment (UE) supporting a High Power Saving Reception Mode (HPSRM) mode by an evolved Node B (eNB) in a wireless communication system. The method includes receiving Discontinuous Reception (DRX) cycle information from a network entity performing mobility management for the UE by the eNB communicating with the UE over a wireless link; and broadcasting system information including the DRX cycle information. The DRX cycle information is set longer than DRX cycle information of a UE non-supporting the HPSRM mode. By doing so, an efficient paging method for an UE operating in the HPSRM mode may be provided. | 01-28-2016 |
20160037451 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 02-04-2016 |
20160050713 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 02-18-2016 |
20160119875 | METHOD AND APPARATUS FOR OPTIMIZING POWER CONSUMPTION OF A TERMINAL IN A MOBILE COMMUNICATION SYSTEM - The present invention relates to a method and to an apparatus for optimizing the power consumption of a terminal in a mobile communication system. The method for optimizing power consumption of a terminal in a mobile communication system comprises: a determination step of determining whether there is a need for changing a configuration for a discontinuous reception operation of the terminal; and a transmission step of transmitting, to a base station, a request message for a change in the discontinuous reception operation, if it is determined that the change is needed. | 04-28-2016 |
Patent application number | Description | Published |
20100138928 | APPARATUS AND METHOD FOR SHARING CONTENT BETWEEN DEVICES BY USING DOMAIN DRM - An apparatus for sharing content between devices by using a domain digital rights management (DRM) includes: a domain management unit for performing management of a domain within a specific area and registration of users and user devices; a user management unit for managing information about the users of the domain registered by the domain management unit; and a device management unit for managing domain clients of the domain registered by the domain management unit. The apparatus further includes a DRM management unit that has DRM information that supports the domain created through the domain management unit and update information about each DRM, and relays such that DRM content stored in each domain client is converted into domain DRM content and domain DRM license. | 06-03-2010 |
20100161781 | APPARATUS AND METHOD FOR DIGITAL HOME DOMAIN MANAGEMENT - An apparatus for digital home domain management includes a home domain server which manages in one user domain all user terminals within a home group and provides each user terminal with a domain license in contents; and a DRM coupler which provides the contents and domain licenses converted to conform to a DRM type loaded in user terminals if contents sharing is requested among user terminals loaded with different DRMs within the home group. | 06-24-2010 |
20100250439 | APPARATUS AND METHOD FOR PROTECTING CONTENTS STREAMED THROUGH RE-TRANSMISSION - An apparatus for protecting contents streamed through re-transmission, includes a content service site for servicing a content, managing end user and re-sender re-transmitting the content streamed from the content service site to another user, and issuing and managing a re-transmission license and a content license. The end user pays a charge to the content service site, receives an issued license from the content service site, and uses the content received from the re-sender through re-transmission. | 09-30-2010 |
20110110421 | RATE CONTROL METHOD FOR VIDEO ENCODER USING KALMAN FILTER AND FIR FILTER - A rate control method per block for a video encoder, includes estimating an average bit rate of a block; and determining a variation of a quantization coefficient such that an objective function based on the difference between an objective bit rate and the estimated average bit rate is minimized. | 05-12-2011 |
20110249817 | METHOD OF MANAGING GROUP KEY FOR SECURE MULTICAST COMMUNICATION - A group key management method for secure multicast communication includes: creating a tree having a root node, internal nodes and leaf nodes to manage group keys of a receiver group by a group key management server; generating user keys of all nodes excluding the root node in the tree on the basis of Chinese Remainder Theorem; assigning the leaf nodes of the tree to users of the receiver group; and sending the user keys of the leaf nodes to the corresponding users for group key management. Further, the group key management method for secure multicast communication includes generating group keys of all non-leaf nodes; computing a solution of congruence equations based on the user key and group key by using Chinese Remainder Theorem for each non-leaf node; and multicasting a group key update message to each user of the respective leaf nodes. | 10-13-2011 |
20120121236 | APPARATUS AND METHOD FOR GENERATING DIGITAL CINEMA CONTENT AND APPARATUS AND METHOD FOR PLAYING DIGITAL CINEMA CONTENT - Provided are an apparatus and method for generating digital cinema content and an apparatus and method for playing digital cinema content. The method of playing digital cinema content using a digital cinema package (DCP) including frame data having a first resolution and length information about frame data having a second resolution lower than the first resolution, and a key delivery message (KDM) includes obtaining a material exchange format (MXF) file and a decryption key by parsing the DCP and the KDM, extracting an encrypted triplet from the MXF file, extracting the length information about the second-resolution frame data using the encrypted triplet and the decryption key, decrypting an amount of data required to decrypt the second-resolution frame data in the first-resolution frame data using the length information about the second-resolution frame data, and decoding the decrypted second-resolution frame data. | 05-17-2012 |
20140043347 | METHODS FOR JPEG2000 ENCODING AND DECODING BASED ON GPU - Methods for Joint Photographic Experts Group (JPEG) 2000 encoding and decoding based on a graphic processing unit (GPU) are provided. The method for JPEG2000 encoding based on a GPU includes receiving input image data from a central processing unit (CPU), encoding the image data, and transferring the encoded image data to the CPU. | 02-13-2014 |
20140308932 | METHOD OF AND APPARATUS FOR TRANSMITTING/RECEIVING DIGITAL SIGNAGE CONTENTS - A method of transmitting and receiving digital signage contents, which is capable of easily transmitting and receiving digital signage contents using a smartphone's application, is disclosed. According to an aspect, the method of transmitting and receiving digital signage contents includes: executing an application; transmitting a message for requesting digital signage contents displayed on a digital signage display device to a digital signage manager through the application; receiving the digital signage contents from the digital signage manager; and outputting the received digital signage contents. Accordingly, a user may easily and quickly receive digital signage contents using a smartphone's application, and also, a plurality of users may simultaneously use the same digital signage contents through their terminals. In addition, it is possible to objectively determine the degrees of users' concern and preference about advertisements and digital signage contents. | 10-16-2014 |
Patent application number | Description | Published |
20100157894 | METHOD OF OPERATING TUNNEL POINT SUPPORTING ROUTING SCALABILITY AND MOBILITY - Provided is a method of operating a tunnel point that provides a tunnel between a router group including at least one router and a mobile node. The method includes: providing a tunnel between the mobile node and the router group by authenticating the mobile node; receiving a packet including an identifier (ID) of a target node from the mobile node; converting the ID of the target node in the packet into a locator corresponding to the ID of the target node; transmitting a packet including the converted locator to the router group; and maintaining the ID of the mobile node by authenticating the mobile node through the router group when the mobile node is connected to another external terminal node. | 06-24-2010 |
20100268838 | METHOD AND EQUIPMENT FOR MULTI MEDIA APPLICATION MANAGEMENT USING MULTI STREAMING OF SCTP AND TIMED RELIABILITY OF PR-SCTP - Disclosed is a method for multimedia application management using a multi-streaming function of a Stream Control Transmission Protocol (SCTP) and a timed reliability function of a Partial Reliable (PR)-SCTP. The method includes calculating a number of connection objects required for transmitting at least one multimedia information, generating at least one association and stream of the SCTP to correspond to the number of the calculated connection objects, classifying the multimedia information according to purpose, granting a lifetime value to the classified multimedia information; and transmitting, via an SCTP corresponding to the lifetime value from among the SCTPs, the multimedia information to which the lifetime value is granted. | 10-21-2010 |
20110096782 | METHOD FOR CONVERTING NETWORK ADDRESS - In a network environment in which an endpoint identifier and a routing locator are separated from each other, a first router receives a data packet including an endpoint identifier of a first host and an endpoint identifier of a second host that is a communication target of the first host from the first host managed by the first router in order to convert a network address. A message requesting external address prefix information of the second host is transmitted to a second router managing the second host. In addition, the external address prefix information is received from the second router and a routing locator of the second host is generated by converting internal address prefix information of an endpoint identifier of the second host into the external address prefix information of the second host in the data packet. | 04-28-2011 |
20110134854 | MULTI-CHANNEL AND MULTI-INTERFACE MESH ROUTER AND METHOD FOR ASSIGNING CHANNEL ACCORDING TO FIXED DISTRIBUTION SCHEME - Provided is multi-channel and multi-interface mesh router and method of assigning a channel according to a fixed distribution scheme. The channel assignment method may configure a neighbor information table, a parent list, and a dependent list through exchanging of information between mesh routers, and may determine a channel assignment order based on the parent list and the dependent list and then assign a channel, beginning with a mesh router selected as a seed node, and sequentially transmit channel assignment information to mesh routers included in the dependent list. | 06-09-2011 |
20120147849 | METHOD FOR SUPPORTING FLOW MOBILITY - A method of supporting flow mobility of an MN is provided in an LMA. The LMA updates a BCE when a flow of the MN moves from a first MAG to a second MAG. The LMA sends a message for requesting binding registration of the flow to the second MAG, and sends a message for requesting binding de-registration of the flow to the first MAG. | 06-14-2012 |
20120163244 | METHOD FOR SUPPORTING NODE MOBILITY IN WIRELESS MESH NETWORK - Provided is a method of data transmission from an access router in a wireless mesh network. The method of data transmission includes: receiving, from a gateway, a broadcast message indicating that a connection to the external internet can be made; establishing a bi-directional path to the gateway; | 06-28-2012 |
20130265909 | METHOD OF EXTENDING ROUTING PROTOCOL FOR M2M SERVICES IN WIRELESS MESH NETWORK - A method of extending a routing protocol for supporting an M2M service in a wireless mesh basic service set (MBSS) is provided. A method of extending a routing protocol that sets a mesh station (M-STA) that is connected to a distribution system in M-STAB of an MBSS to a mesh gate, in which the mesh gate transmits a RANN message and a gate announcement message to the M-STA, in which the mesh gate receives a path request message from the M-STA, and in which the mesh gate stores a path from the mesh gate to the M-STA based on the received path request message is provided. Because an M2M service terminal can be connected to the M-STA, the M-STA receives data from an M2M service terminal and the received data is included in a proxy update message, and the proxy update message is transmitted to the mesh gate. | 10-10-2013 |
20130322405 | METHOD FOR SUPPORTING NODE MOBILITY IN WIRELESS MESH NETWORK - Provided is a method of data transmission from an access router in a wireless mesh network. The method of data transmission includes: receiving, from a gateway, a broadcast message indicating that a connection to the external internet can be made; establishing a bi-directional path to the gateway; when a new node is connected to the access router, sending information about the new node to the gateway; if there is a data transmission in which a node located within the coverage area of the access router is a destination node, forwarding the data to the destination node. | 12-05-2013 |
20140119251 | INFORMATION SERVICE SYSTEM USING DIRECT COMMUNICATION BETWEEN VEHICLES - Disclosed herein is an information service system using direct communication between vehicles for machine-to-machine (M2M)-based intelligent transport services (ITS). The information service system includes at least one vehicle ITS station and at least one roadside device. The vehicle station and the roadside device exchange information with a server. The vehicle ITS station includes an ITS-S host configured to perform overall control, an ITS-S router configured to connect with a short or long distance communication network, to form a communication network, and to perform transmission and reception of data, and a vehicle ITS-S gateway configured to provide data received from an outside of the vehicle ITS station, that is, data provided from an electronic control unit (ECU) or a variety of types of sensors on a vehicle. The ITS-S host, the ITS-S router and the vehicle ITS-S gateway are connected over an ITS station-internal network, thereby forming a vehicle-mounted device. | 05-01-2014 |
20150205991 | INTERNET-OF-THINGS SYSTEM FOR PUBLIC TRANSPORTATION SERVICE AND METHOD OF OPERATING SAME - An Internet-of-Things (IoT) system for public transportation service and a method of operating the same are disclosed. The IoT system includes on-vehicle devices, a management server, a plurality of bus stop access points (APs), and a wired/wireless bus stop access point (AP) communication network. The on-vehicle devices are mounted within a bus, i.e., a public transportation means. The management server is connected to the bus over an Internet, i.e., a wireless communication means. The plurality of bus stop APs are short distance communication APs, and are each provided in each bus stop at which the bus stops and configured to enable information to be exchanged between the bus stop and the bus. The wired/wireless bus stop AP communication network connects the plurality of bus stop APs. The management server performs Internet access processing to connect the bus stop AP communication network and an external terminal. | 07-23-2015 |
20150264010 | INTERNET PROTOCOL VERSION 6 ADDRESS CONFIGURATION METHOD - Disclosed herein is an IPv6 address configuration method, provide an IPv6 address configuration method, which assigns IPv6 addresses to a plurality of users who use an Internet service in a smart stadium network. The presented method includes, in a network including a router and an access point, sending, by the router, a router advertisement message including IPv6 prefix information to a user device equipped with a reader through the access point; acquiring, by the user device, unique information of the user from an object including the unique information of the user; and configuring, by the user device, a unique IPv6 address by combining the IPv6 prefix information with the unique information of the user. | 09-17-2015 |
Patent application number | Description | Published |
20090151705 | FUEL SYSTEM FOR LIQUEFIED PETROLEUM INJECTION ENGINE - A fuel system for an LPI engine according to an exemplary embodiment of the present invention may include a reservoir disposed in a fuel tank, a recovery pipe inserted in the reservoir, and a fuel pump disposed in the reservoir and supplying LPI fuel, wherein liquefied fuel mixed with gaseous fuel recovered through the recovery pipe is separated in the reservoir and the liquefied fuel is pumped again by the fuel pump. | 06-18-2009 |
20090212695 | White and color photoexcitation light emitting sheet and method for the fabrication thereof - The present invention relates to a white and color photoexcitation light emitting sheet comprising a substrate, a light source formed on the substrate, and a white and color photoexcitation light emitting layer capable of converting a light emitted from the light source into a light having a different wavelength, where the white and color photoexcitation light emitting layer is fabricated by mixing a matrix polymer, white and color photoexcitation light emitting materials and a solvent, spinning the resulting mixture to prepare an ultrafine composite fiber layer of the matrix polymer/photoexcitation light emitting materials, and thermocompressing the ultrafine composite fiber layer; and a method for fabrication thereof. The white and color photoexcitation light emitting sheet according to the present invention has uniform brightness and color coordinates and exhibits high color reproducibility. | 08-27-2009 |
20090215279 | ORGANIC/INORGANIC HYBRID THIN FILM PASSIVATION LAYER FOR BLOCKING MOISTURE/OXYGEN TRANSMISSION AND IMPROVING GAS BARRIER PROPERTY - The present invention relates to an organic/inorganic hybrid thin film passivation layer comprising an organic polymer passivation layer prepared by a UV/ozone curing process and an inorganic thin film passivation layer for blocking moisture and oxygen transmission of an organic electronic device fabricated on a substrate and improving gas barrier property of a plastic substrate; and a fabrication method thereof. Since the organic/inorganic hybrid thin film passivation layer of the present invention converts the surface polarity of an organic polymer passivation layer into hydrophilic by using the UV/ozone curing process, it can improve the adhesion strength between the passivation layer interfaces, increase the light transmission rate due to surface planarization of the organic polymer passivation layer, and enhance gas barrier property by effectively blocking moisture and oxygen transmission. | 08-27-2009 |
20110197018 | METHOD AND SYSTEM FOR PERPETUAL COMPUTING USING NON-VOLATILE RANDOM ACCESS MEMORY - Provided is a computing system and method that utilizes a non-volatile random access memory (NVRAM). A system including the NVRAM as a part of a memory or a whole memory may execute a program in the NVRAM, and, when the system is re-operated after being shut down, may restore a state and data of the program being executed in the NVRAM to an original state and thus, may provide a permanent computing environment. | 08-11-2011 |
20110260147 | ORGANIC/INORGANIC HYBRID THIN FILM PASSIVATION LAYER FOR BLOCKING MOISTURE/OXYGEN TRANSMISSION AND IMPROVING GAS BARRIER PROPERTY - The present invention relates to an organic/inorganic hybrid thin film passivation layer comprising an organic polymer passivation layer prepared by a UV/ozone curing process and an inorganic thin film passivation layer for blocking moisture and oxygen transmission of an organic electronic device fabricated on a substrate and improving gas barrier property of a plastic substrate; and a fabrication method thereof. Since the organic/inorganic hybrid thin film passivation layer of the present invention converts the surface polarity of an organic polymer passivation layer into hydrophilic by using the UV/ozone curing process, it can improve the adhesion strength between the passivation layer interfaces, increase the light transmission rate due to surface planarization of the organic polymer passivation layer, and enhance gas barrier property by effectively blocking moisture and oxygen transmission. | 10-27-2011 |
20120073549 | CANISTER FOR VEHICLES AND FUEL SUPPLY SYSTEM PROVIDED WITH THE SAME - A canister for vehicles provided with an activated carbon to absorb an evaporation gas evaporated from a fuel tank, and releasing the absorbed evaporation gas to an engine, may include a housing to receive the activated carbon; an evaporation gas supply passage formed to the housing and fluid-connected to the fuel tank; an air passage formed to the housing and selectively receiving an air from the exterior of the housing; and a purge passage formed to the housing and fluid-connected to a purge line to supply the evaporation gas to the engine according to a flow of the received air, wherein the purge passage is provided with a first purge passage formed to the housing and directly fluid-connecting the housing to the purge line and a second purge passage formed to the housing and having an end portion positioned inside the first purge passage or the purge line. | 03-29-2012 |
20120299172 | LEAD FRAME FOR SEMICONDUCTOR DEVICE - Provided is a lead frame for a semiconductor device, which includes a base layer made of copper, a strike plating layer or a self assembly monolayer (SAM), thereby preventing oxidation of a base layer while simplifying the manufacturing process, reducing the manufacturing costs and reducing a failure ratio. In one embodiment, in the lead frame for a semiconductor device including a die pad and a plurality of leads positioned adjacent to each other around the die pad, the lead frame includes a base layer made of copper; and a first strike plating layer formed on the one or more portions of the surface of the base layer. | 11-29-2012 |
20150090984 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - Disclosed is an organic light emitting display (OLED) device that may include first and second electrodes facing each other on a substrate, at least two light emitting units between the first and second electrodes, and a charge generation layer between the at least two light emitting units, the charge generation layer including an N-type charge generation layer and a P-type charge generation layer, wherein the N-type charge generation layer includes at least two hosts and a dopant, and wherein the at least two hosts have different lowest unoccupied molecular orbital (LUMO) energy levels. | 04-02-2015 |
20150340635 | White Organic Light Emitting Device - Disclosed is a white organic light emitting device. The white organic light emitting device includes a first emission part between a first electrode and a second electrode, a second emission part on the first emission part, and a third emission part on the second emission part. At least one of the first to third emission parts includes at least two emission layers including a red emission layer, and a position of the red emission layer is set to enhance a color reproduction rate and at least one of red efficiency, green efficiency, and blue efficiency. | 11-26-2015 |
20160118612 | WHITE ORGANIC LIGHT EMITTING DISPLAY DEVICE AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS USING THE SAME - Disclosed is a white organic light emitting display device comprising first and second electrodes, and a first emitting part between the first and second electrodes, the first emitting part including a red emitting layer and a blue emitting layer adjacent to the red emitting layer, wherein the red emitting layer includes a first host material which does not absorb a blue light emitted from the blue emitting layer, and an organic light emitting display apparatus using the same. | 04-28-2016 |
Patent application number | Description | Published |
20100036626 | APPARATUS AND METHOD FOR ESTIMATING STATE OF HEALTH OF BATTERY BASED ON BATTERY VOLTAGE VARIATION PATTERN - An apparatus estimates SOH of a battery based on a battery voltage variation pattern. A data storing unit obtains and stores battery voltage, current and temperature data from sensors, at each SOH estimation. A first SOC estimating unit estimates first SOC by current integration using the battery current data. A second SOC estimating unit estimates open-circuit voltage from the voltage variation pattern, and calculates and stores second SOC corresponding to the open-circuit voltage and temperature using correlations between the open-circuit voltage/temperature and SOC. A weighted mean convergence calculating unit calculates and stores convergence value for weighted mean value of ratio of the second SOC variation to the first SOC variation. A SOH estimating unit estimates capacity corresponding to the weighted mean convergence value using correlation between the weighted mean convergence value and the capacity, estimates relative ratio of the estimated capacity to an initial capacity, and stores it as SOH. | 02-11-2010 |
20100042345 | APPARATUS AND METHOD FOR ESTIMATING RESISTANCE CHARACTERISTICS OF BATTERY BASED ON OPEN CIRCUIT VOLTAGE ESTIMATED BY BATTERY VOLTAGE VARIATION PATTERN - An apparatus for estimating resistance characteristics of a battery includes a data storing manager for obtaining and storing battery voltage, current and temperature data of a battery, whenever estimating a battery resistance characteristic; an open circuit voltage calculator for calculating battery open circuit voltage from a battery voltage variation pattern measured at the present and in the past; a weighted mean resistance calculator for calculating a battery resistance parameter from a battery current and a difference between the battery open circuit voltage and a battery voltage, and calculating a weighted mean resistance from battery resistance parameters calculated at the present and in the past; a weighted mean resistance convergence calculator for calculating a weighed mean resistance convergence value by repeatedly calculating a weighted mean sequence using the weighted mean resistance as an initial condition; and a resistance characteristic estimator for estimating a battery resistance from the weighted mean resistance convergence value. | 02-18-2010 |
20100085009 | CELL BALANCING APPARATUS AND METHOD - Disclosed is a cell balancing apparatus and method using a voltage variation pattern of a battery cell, which measures voltage of each cell, estimates OCV or SOC of each cell using a voltage variation pattern of each cell including a present voltage and a past voltage, and eliminates a deviation in OCV or SOC between the cells through comparison of the estimated OCV or SOC of each cell. In estimating the OCV of each cell, an output voltage error due to IR drop is corrected. Thus, SOC of each cell may be accurately estimated. And, an accurate estimation of SOC may render substantial elimination for a SOC deviation of each cell. Furthermore, SOC estimating using an output voltage leads to an active cell balancing even during charge and discharge of battery, thereby minimizing an SOC deviation of each cell. | 04-08-2010 |
20100174499 | APPARATUS FOR ESTIMATING OPEN CIRCUIT VOLTAGE OF BATTERY, APPARATUS FOR ESTIMATING STATE OF CHARGE OF BATTERY, AND METHOD FOR CONTROLLING THE SAME - An apparatus for estimating an OCV of a battery includes a voltage sensing unit for measuring a battery output voltage; a temperature sensing unit for measuring a battery temperature; a data storing unit for periodically receiving the battery output voltage and temperature data from the sensing units and storing the data in a memory; an OCV variation estimating unit for calculating an OCV variation from a varying pattern of battery output voltages measured in the past and at the present, stored in the memory, by applying a mathematical model defining a correlation between the varying pattern and the OCV variation, and estimating an OCV at a current stage by reflecting a correction factor corresponding to the battery temperature on the calculated OCV variation; and an OCV estimating unit for estimating an OCV at the current stage by reflecting the estimated OCV variation on the OCV estimated at a last stage. | 07-08-2010 |
20110032653 | APPARATUS AND METHOD FOR CONTROLLING A RELAY IN ELECTRIC DRIVE VEHICLE - Disclosed is a relay control apparatus and method for electric drive vehicles. The apparatus controls turn-off of a relay operative to connect an electric drive unit with a battery pack for supplying electrical power to the electric drive unit, and comprises a current sensor for measuring and outputting a residual current flowing between the battery pack and the electric drive unit; and a controller for, in a situation requiring turn-off of the relay, receiving the measured residual current value, comparing the measured residual current value with a reference value for the residual current, and controlling to maintain the ON-state of the relay or to turn off the relay on the basis of the comparison results. | 02-10-2011 |
20110037476 | METHOD AND APPARATUS FOR DETECTING ABNORMALITY OF CURRENT SENSOR IN BATTERY PACK - Disclosed are a method and an apparatus for detecting abnormality of a current sensor operative to measure a charge or discharge current of a battery pack. The method comprises measuring current and voltage of the battery pack; and detecting abnormality of the current sensor by comparing variations in current and voltage over a predetermined time with a current reference value and a voltage reference value, respectively. | 02-17-2011 |
20110256434 | APPARATUS AND METHOD FOR ESTIMATING RESISTANCE CHARACTERISTICS OF BATTERY BASED ON OPEN CIRCUIT VOLTAGE ESTIMATED BY BATTERY VOLTAGE VARIATION PATTERN - An apparatus for estimating resistance characteristics of a battery includes a data storing manager for obtaining and storing battery voltage, current and temperature data of a battery, whenever estimating a battery resistance characteristic; an open circuit voltage calculator for calculating battery open circuit voltage from a battery voltage variation pattern measured at the present and in the past; a weighted mean resistance calculator for calculating a battery resistance parameter from a battery current and a difference between the battery open circuit voltage and a battery voltage, and calculating a weighted mean resistance from battery resistance parameters calculated at the present and in the past; a weighted mean resistance convergence calculator for calculating a weighed mean resistance convergence value by repeatedly calculating a weighted mean sequence using the weighted mean resistance as an initial condition; and a resistance characteristic estimator for estimating a battery resistance from the weighted mean resistance convergence value. | 10-20-2011 |
20120035873 | APPARATUS AND METHOD FOR ESTIMATING STATE OF HEALTH OF BATTERY BASED ON BATTERY VOLTAGE VARIATION PATTERN - An apparatus estimates SOH of a battery based on a battery voltage variation pattern. A data storing unit obtains and stores battery voltage, current and temperature data from sensors, at each SOH estimation. A first SOC estimating unit estimates first SOC by current integration using the battery current data. A second SOC estimating unit estimates open-circuit voltage from the voltage variation pattern, and calculates and stores second SOC corresponding to the open-circuit voltage and temperature using correlations between the open-circuit voltage/temperature and SOC. A weighted mean convergence calculating unit calculates and stores convergence value for weighted mean value of ratio of the second SOC variation to the first SOC variation. A SOH estimating unit estimates capacity corresponding to the weighted mean convergence value using correlation between the weighted mean convergence value and the capacity, estimates relative ratio of the estimated capacity to an initial capacity, and stores it as SOH. | 02-09-2012 |
20120191390 | APPARATUS FOR ESTIMATING OPEN CIRCUIT VOLTAGE OF BATTERY, APPARATUS FOR ESTIMATING STATE OF CHARGE OF BATTERY, AND METHOD FOR CONTROLLING THE SAME - An apparatus for estimating an OCV of a battery includes a voltage sensing unit for measuring a battery output voltage; a temperature sensing unit for measuring a battery temperature; a data storing unit for periodically receiving the battery output voltage and temperature data from the sensing units and storing the data in a memory; an OCV variation estimating unit for calculating an OCV variation from a varying pattern of battery output voltages measured in the past and at the present, stored in the memory, by applying a mathematical model defining a correlation between the varying pattern and the OCV variation, and estimating an OCV at a current stage by reflecting a correction factor corresponding to the battery temperature on the calculated OCV variation; and an OCV estimating unit for estimating an OCV at the current stage by reflecting the estimated OCV variation on the OCV estimated at a last stage. | 07-26-2012 |
20130162218 | APPARATUS AND METHOD FOR VARYING USABLE BAND RANGE OF BATTERY - The present invention discloses an apparatus and method for varying a usable band range of a battery. The apparatus for varying a usable band range of a battery according to the present invention comprises a sensor for measuring and outputting an electrical characteristic value of the battery; and a controller for calculating the amount of charged or discharged energy of the battery from the electrical characteristic value and varying a usable band range of the battery that is charged and discharged, to maintain the pre-established amount of usable energy depending on the degradation degree of the battery. In accordance with the present invention, a usable band range of a battery can be established depending on the degradation degree of the battery, thereby improving the life time thereof. | 06-27-2013 |
20130207476 | APPARATUS AND METHOD FOR VARIABLY CONTROLLING DISCONNECTION OF INTERCONNECTION LINES IN BATTERY SYSTEM - Disclosed are an apparatus and method for variably controlling the disconnection or connection of switch connections between battery units in a large battery system based on the degree of a sensed dangerous external situation to convert the battery system into a small capacity and low voltage state. The apparatus includes: switches provided to interconnection lines between battery assembly units to electrically connect or disconnect the interconnection lines; a switch control module adapted to apply on/off signals to the switches; and a disconnection control module adapted to control the switch control module based on a sensed dangerous level to vary the position and number of the target switches to be opened or closed and the disconnection intervals. According to the apparatus and method, dangerous external situations of a large battery system can be sensed and the disconnection of physical connections between the battery units can be variably controlled. | 08-15-2013 |
20130235499 | UNIT RACK FOR POWER STORAGE AND POWER STORAGE APPARATUS COMPRISING THE SAME - Disclosed is a unit rack for power storage having a plurality of cell modules which are series- or parallel-connected with each other; a housing for accommodating the cell modules; a receiving part of a circuit breaker, formed or installed in the housing, and having a ground clearance higher than the highest ground clearance of the cell modules; a circuit breaker received in the receiving part and connected between the connection lines; and a receiving part cover for closing the receiving part of the circuit breaker. | 09-12-2013 |
20130244066 | BATTERY MODULE RECEIVING APPARATUS, BATTERY MODULE THERMOSTAT, AND POWER STORAGE SYSTEM COMPRISING THE SAME - Disclosed is a battery module receiving apparatus of a rectangular parallelepiped shape having an inner space with the open front and rear, in which a plurality of battery cell insertion slots are formed at corresponding locations on the upper plate and the lower plate constituting the inner space to erectly insert a plurality of battery cells, and a plurality of heat transfer plate insertion slots are formed adjacent to a plurality of the battery cell insertion slots to erectly insert a plurality of heat transfer plates. A battery pack and a stack-type power storage system may be implemented by inserting a battery module through the front of the battery module receiving apparatus and a battery module thermostat through the rear of the battery module receiving apparatus. | 09-19-2013 |
20130249317 | APPARATUS AND METHOD FOR MANAGING BATTERY SYSTEM - In accordance with one aspect of the present invention, provided is an apparatus for managing a battery system having a plurality of battery cells connected in series, the apparatus comprising a performance measurement section for measuring a performance of each of the battery cells; a cell switching section for turning on or off a connection of each battery cell to other battery cells; and a controlling section for comparing the performance of each battery cell measured by the performance measurement section with a reference performance and, in the presence of the battery cell(s) having measured performance lower than the reference performance, controlling the cell switching section to interrupt the connection of the relevant battery cell(s) to other battery cells. | 09-26-2013 |
20130249475 | POWER STORAGE APPARATUS, POWER STORAGE SYSTEM HAVING THE SAME AND METHOD OF ASSEMBLING POWER STORAGE SYSTEM BY USING THE SAME - The present disclosure describes a power storage apparatus including a housing made of a durable material and defining an installation space of a plurality of secondary batteries; a plurality of secondary batteries accommodated in the housing and connected to each other in series or in parallel; a Battery Management System (BMS) for controlling charge and discharge of the plurality of secondary batteries and monitoring an electric characteristic value thereof; and a status setting switch for setting a status of the BMS. According to the present disclosure, a power storage system may be easily configured by means of a simple BMS setting. Also, if any one of the power storage apparatuses is not working properly, the power storage apparatus with a problem may be easily distinguished by the naked eyes of a manager, which facilitates easy maintenance and repair. | 09-26-2013 |
20130253715 | POWER STORAGE SYSTEM HAVING MODULARIZED BMS CONNECTION STRUCTURE AND METHOD FOR CONTROLLING THE SYSTEM - A power storage system includes n number of slave BMSs for transmitting data associated with an electric characteristic value of battery cells, included in battery modules managed by the slave BMSs, through slave communication networks; m number of master BMSs for primarily processing the data associated with an electric characteristic value of battery cells, transmitted through the slave communication networks, and transmitting the primarily processed data through a master communication network; and a super master BMS for secondarily processing the data transmitted through the master communication network. Since the data transmitted from each slave BMS are processed in a master BMSs, the amount of data loaded on a communication line may decrease. Therefore, even though the capacity of a power storage system increases, rapid data collection and data control may be achieved. | 09-26-2013 |
20130293006 | BATTERY BALANCING SYSTEM AND BATTERY BALANCING METHOD USING THE SAME - A battery balancing system for equalizing charge amounts of a plurality of batteries includes a state measuring unit for measuring states of the plurality of batteries, a controller for outputting a switching control signal including a balancing initiation signal and a balancing termination signal with reference to the state information measured by the state measuring unit, and a switch unit for simultaneously connecting the plurality of batteries to a balancing circuit unit in parallel according to the balancing initiation signal and simultaneously releasing the parallel connection according to the balancing termination signal. Therefore, when balancing charge amounts of a plurality of batteries, it is possible to balance all batteries together by using a simple circuit configuration. | 11-07-2013 |
20140084690 | VOLTAGE EQUALIZATION APPARATUS FOR CONNECTING POWER STORAGE UNIT RACKS AND POWER STORAGE SYSTEM INCLUDING THE SAME - The present disclosure describes a voltage equalization apparatus for equalizing voltages of adjacent power storage unit racks included in a power storage system. The voltage equalization apparatus according to the present disclosure includes a resistor to which a current flowing from a high-voltage unit rack to a low-voltage unit rack is applied; and a circuit breaker for voltage equalization installed on a line through which the current flows. | 03-27-2014 |
20140125347 | SYSTEM FOR AUTOMATICALLY RECOGNIZING BATTERY CHARACTERISTIC, BATTERY INFORMATION STORAGE DEVICE FOR THE SAME, AND METHOD FOR AUTOMATICALLY OPTIMIZING BATTERY MANAGEMENT DEVICE BY USING THE SAME - A system for automatically recognizing a battery characteristic includes a battery information storage device for storing battery information; and a battery management device is connected to the battery information storage device and configured to battery management standards with reference to the battery information stored in the battery information storage device. In various cases in which a battery model applied to a system changes or various battery models are applied to a single system, the battery management device automatically recognizes characteristics of the different battery models, which allows the battery to be managed according to the optimized management standards suitable for the characteristics of the battery. | 05-08-2014 |
20160087487 | BIDIRECTIONAL POWER CONVERTING APPARATUS - The present invention relates to a bidirectional power converting apparatus, and more particularly, to a bidirectional power converting apparatus that generates AC power or DC power insulated from each other by physically connecting a plurality of ACDC motor generators to charge a battery. | 03-24-2016 |
Patent application number | Description | Published |
20090258497 | PHOTORESIST RESIN, AND METHOD FOR FORMING PATTERN AND METHOD FOR MANUFACTURING DISPLAY PANEL USING THE SAME - A photoresist resin composition, a method for forming a pattern and a method for manufacturing a display panel using the photoresist resin composition are disclosed. The photoresist resin composition includes an alkali soluble resin, a photoresist compound, and a solvent, wherein the alkali soluble resin includes a first polymer resin represented by the following Chemical Formula 1, wherein, of R | 10-15-2009 |
20100009482 | PHOTORESIST COMPOSITION, METHOD OF FORMING A METAL PATTERN, AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE USING THE SAME - A photoresist composition includes 5% to 50% by weight of an alkali-soluble resin, 0.5% to 30% by weight of a quinone diazide compound, 0.1% to 15 % by weight of a curing agent, and a remainder of an organic solvent. A method of forming a metal pattern includes coating a photoresist composition on a base substrate having a metal layer, and forming a first photoresist film. The photoresist composition includes 5% to 50% by weight of an alkali-soluble resin, 0.5% to 30% by weight of a quinone diazide compound, 0.1% to 15% by weight of a curing agent, and a remainder of an organic solvent. The first photoresist film is patterned, and forms a first photo pattern. The base substrate having the first photo pattern is heated, and forms a first baked pattern. The metal layer is patterned using the first baked pattern, and forms a metal pattern. | 01-14-2010 |
20110097835 | PHOTORESIST COMPOSITION AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE USING THE SAME - A photoresist composition includes an alkali-soluble resin, a dissolution inhibitor including a quinone diazide compound, a first additive including a benzenol compound represented by the following Chemical Formula 1, a second additive including an acrylic copolymer represented by the following Chemical Formula 2 and an organic solvent. Accordingly, heat resistance of a photoresist pattern may be improved, and the photoresist pattern may be readily stripped. As a result, crack formation in the photoresist pattern may be reduced and/or prevented. | 04-28-2011 |
20110284853 | DISPLAY SUBSTRATE, AND METHOD OF MANUFACTURING THE SAME - A display substrate, a display device having the same and a method of manufacturing the display substrate are provided. The display substrate includes a base substrate having a pixels-populated area (PA) and a surrounding area (SA) outside the PA, a first contact pad portion formed in the surrounding area, a second contact pad portion formed in the surrounding area formed to be spaced apart from the first contact pad portion with a spacing region provided therebetween, an insulating layer formed in the spacing region between the first and second contact pad portions and having a thickness smaller than or equal to a thickness of each of the first and second contact pad portions, and a first conductive film formed on the first and second pad portions. | 11-24-2011 |
20120171793 | METHOD OF MANUFACTURING A DISPLAY SUBSTRATE - A method of manufacturing a display substrate includes forming a common electrode line, a gate line, a data line and a switching element connected to the gate and data lines on an insulation substrate. A first pixel electrode and an insulation layer are sequentially formed on the insulation substrate. A first photoresist pattern having a first hole and a second hole is formed from a first photoresist layer on the insulation substrate. A first transparent electrode layer is coated on the insulation substrate. A second photoresist layer is coated on the insulation substrate. The second photoresist layer is exposed and developed to form a second photoresist pattern remaining in the first hole and the second hole. The first transparent electrode layer is patterned using the second photoresist pattern, to form a second pixel electrode. | 07-05-2012 |
20120199838 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A manufacturing method of a thin film transistor array panel includes: simultaneously forming a gate conductor and a first electrode on a substrate, using a non-peroxide-based etchant; forming a gate insulating layer on the gate conductor and the first electrode; forming a semiconductor, a source electrode, and a drain electrode on the gate insulating layer; forming a passivation layer on the semiconductor, the source electrode, and the drain electrode; and forming a second electrode layer on the passivation layer. | 08-09-2012 |
20120242632 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A display apparatus includes a substrate and a plurality of pixels disposed on the substrate. Each pixel includes a gate electrode on the substrate, a common electrode insulated from the gate electrode on the substrate, a first insulating layer covering the gate electrode and the common electrode, a semiconductor pattern disposed on the first insulating layer to overlap with the gate electrode, source and drain electrodes disposed on the semiconductor pattern and spaced apart from each other, and a pixel electrode disposed on the first insulating layer to cover the drain electrode and form an electric field with the common electrode. The display apparatus may be manufactured by first to fourth photolithography processes using first to fourth masks, and the first mask may be a slit mask or a diffraction mask. | 09-27-2012 |
20130020591 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes first, second, and third insulating layers in a display area thereof. The first and third insulating layers are in not only the display area but also a pad area adjacent to the display area and including a pad therein. Thus, defects of the display panel may be reduced. | 01-24-2013 |
20130306974 | MANUFACTURING METHOD OF THIN FILM TRANSISTOR ARRAY PANEL - A manufacturing method of a thin film transistor array panel includes: simultaneously forming a gate conductor and a first electrode on a substrate, using a non-peroxide-based etchant; forming a gate insulating layer on the gate conductor and the first electrode; forming a semiconductor, a source electrode, and a drain electrode on the gate insulating layer; forming a passivation layer on the semiconductor, the source electrode, and the drain electrode; and forming a second electrode layer on the passivation layer. | 11-21-2013 |
20140183536 | THIN FILM TRANSISTOR PANEL AND METHOD FOR MANUFACTURING THE SAME - A thin film transistor array panel according to an exemplary embodiment of the present invention includes: an insulation substrate; a thin film transistor disposed on the insulation substrate, wherein the thin film transistor includes a first electrode; a first contact hole pattern having a first width, wherein the first contact hole pattern exposes a portion of the first electrode, and a first contact hole to expose the portion of the first electrode, wherein an inner sidewall of the first contact hole pattern constitutes a first portion of the first contact hole. | 07-03-2014 |
20140184972 | DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A display panel includes: a substrate including red, green, blue and white sub-pixel areas; red, green and blue color filter layers respectively in the red, green and blue sub-pixel areas; and a dummy color filter layer in the white sub-pixel area. The dummy color filter layer is adjacent to at least one of the red color filter layer, the green color filter layer, and the blue color filter layer, and the dummy color filter layer forms a step with the adjacent color filter layer. | 07-03-2014 |
20140191256 | THIN FILM TRANNSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - Instead of forming contact holes the same way in both the non-image forming peripheral area (PA) and the image forming display area of a thin film transistor array panel, contact holes in the DA are formed to be substantially smaller than those in the PA for thereby improving an aperture ratio of the corresponding display device. In an exemplary embodiment, an inorganic gate insulating layer is not etched in the DA and only an inorganic first passivation layer among inorganic insulating layers positioned in the DA is etched to allow communication between the drain electrode and the corresponding field generating electrode. On the other hand, in the peripheral area, plural inorganic insulating layers such as the gate insulating laver, the first passivation laver, and the second passivation layer positioned on the gate wire and the data wire are simultaneously etched to form second contact holes and third contact holes exposing respective gate pads and data pads. | 07-10-2014 |
20140209915 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A thin film transistor (TFT) array panel and a manufacturing method thereof are disclosed. A contact hole may be formed to expose a pad disposed on a substrate of the TFT array panel. A first layer of a connecting member is formed with the same layer as a first field generating electrode and is disposed in the contact hole. A second passivation layer is disposed in the TFT array panel, but is removed at a region where the contact hole is formed and portions of the second passivation layer that cover the first layer of the connecting member. A second layer of the connecting member is formed on the first layer of the connecting member. | 07-31-2014 |
20140212809 | PHOTOSENSITIVE RESIN COMPOSITION AND METHOD OF FORMING PATTERN USING THE SAME - A photosensitive resin composition includes an acryl-based copolymer formed by copolymerizing unsaturated carboxylic acid, unsaturated carboxylic acid anhydride, or a mixture thereof and an olefin-based unsaturated compound or a mixture of olefin-based unsaturated compounds, a photoinitiator represented by the following Chemical Formula 1 or 2, a multifunctional acrylate oligomer, a multifunctional monomer having an ethylenically unsaturated bond, and a melamine crosslinking agent. | 07-31-2014 |
20150061984 | DISPLAY PANEL AND DISPLAY APPARATUS INCLUDING THE SAME - A display apparatus includes a first substrate, a second substrate disposed on the first substrate, and a controllable layer disposed between the first and second substrates. The first substrate includes a pixel. The pixel includes a display region and a non-display region. The first substrate further includes: a transistor disposed in the non-display region; a protection layer disposed on and covering the transistor; a first electrode disposed on the protection layer; and a second electrode disposed on the first electrode, the second electrode being insulated from the first electrode and including a slit disposed in the display region. One of the first electrode and the second electrode is electrically connected to the transistor via a contact hole extending through the protection layer. The other of the first electrode and the second electrode is configured to receive a common voltage. The contact hole and the slit do not overlap one another. | 03-05-2015 |
20150155161 | METHOD FOR MANUFACTURING PATTERN USING CHEMICALLY AMPLIFIED RESIST - A method of manufacturing a pattern includes forming a pattern material layer on a substrate, forming a protective layer on the pattern material layer, forming a resist layer on the protective layer, selectively exposing the resist layer to light, and developing the selectively exposed resist layer. | 06-04-2015 |
20150187802 | DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - A display device and method of fabricating the same are disclosed. In one aspect, the display device includes a substrate, a black matrix formed over the substrate, and a transparent electrode formed over the substrate. The black matrix and the transparent electrode have first and second areas, respectively. The sum of the first and second areas is substantially equal to the surface area of the substrate. | 07-02-2015 |
20150205200 | PHOTORESIST COMPOSITION, METHOD OF FORMING A PATTERN AND METHOD OF MANUFACTURING A THIN FILM TRANSISTOR SUBSTRATE - A photoresist composition, a method of forming a pattern, and a method of manufacturing a thin film transistor substrate, the composition including a solvent, a novolak resin, a diazide-based photo-sensitizer, an acryl compound represented by the following Chemical Formula 1: | 07-23-2015 |
20150212411 | PHOTORESIST COMPOSITION AND METHOD OF MANUFACTURING A THIN FILM TRANSISTOR SUBSTRATE - A photoresist composition a photoresist composition includes about 0.1 to about 30 parts by weight of a photo-initiator, about 1 to 50 parts by weight of a first acrylate monomer including at least five functional groups, about 1 to 50 parts by weight of a second acrylate monomer including at most four functional groups with respect to about 100 parts by weight of an acryl-copolymer. | 07-30-2015 |
20150213755 | WALL STRUCTURE, METHOD OF MANUFACTURING THE SAME, AND DISPLAY PANEL INCLUDING THE WALL STRUCTURE - A wall structure, method of manufacturing the same, and display panel including the wall structure are disclosed. In one aspect, the wall structure includes a plurality of first walls each extending in a first direction and a plurality of second walls each extending in a second direction crossing the first direction so as to form an intersection region between the first and second walls. The first and second walls are configured to define and surround a plurality of pixel regions of the display device. Each of the first and second walls has a width greater at the intersection region than the remaining non-intersection region. | 07-30-2015 |
20150228732 | THIN FILM TRANSISTOR SUBSTRATE, LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME AND METHOD OF MANUFACTURING THE SAME - A thin film transistor substrate includes a gate electrode on a base substrate, an active pattern on the gate electrode, a source electrode on a first end of the active pattern, a drain electrode on a second end of the active pattern, an organic insulation layer on the source electrode and the drain electrode, and a transparent electrode contacting the drain electrode through a contact opening in the organic insulation layer. The drain electrode is spaced from the source electrode. The organic insulation layer includes a first thickness portion around the contact opening and a second thickness portion adjacent to the first thickness portion. The second thickness portion has a thickness greater than that of the first thickness portion. | 08-13-2015 |
20150346529 | LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display (LCD) and a method of manufacturing the same are disclosed. In one aspect, the LCD comprises a first substrate, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first and second substrates. The first substrate comprises a first insulating substrate, a thin film transistor (TFT) formed over the first insulating substrate and including a drain electrode, and an insulating layer covering the TFT and comprising upper and lower portions having different heights, wherein the insulating layer has an opening formed through the lower portion so as to expose the drain electrode. The first substrate also comprises a reference electrode formed over the insulating layer, an inter-insulating electrode covering the reference electrode, and a pixel electrode formed over the inter-insulating layer and electrically connected to the drain electrode through the opening. | 12-03-2015 |
20150364497 | THIN FILM TRANNSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - The present disclosure provides a thin film transistor array. In an exemplary embodiment, the thin film transistor array includes: a substrate; a gate line including a gate pad and disposed on the substrate; a gate insulating layer disposed on the gate line and the gate pad; a data line including a data pad and disposed on the gate insulating layer; a first passivation layer disposed on the data line; a first electrode disposed on the first passivation layer; a second passivation layer disposed on the first electrode; and a second electrode disposed on the second passivation layer. The gate pad is exposed through a first contact hole, and the gate insulating layer, the first passivation layer, and the second passivation layer include at least a portion of the first contact hole. | 12-17-2015 |
20160118419 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A thin film transistor array panel includes a substrate, a gate line and a gate pad disposed on the substrate, a gate insulating layer disposed on the gate line and the gate pad, a data line and a data pad disposed on the gate insulating layer, an organic layer disposed on the data line and the data pad, and a connecting member disposed on one of the gate pad and the data pad, in which the organic layer includes a first portion overlapping the connecting member and a second portion not overlapping the connecting member, and a height of the first portion of the organic layer is greater than a height of the second portion of the organic layer. | 04-28-2016 |
Patent application number | Description | Published |
20090033982 | METHOD AND APPARATUS FOR INSTALLING PRINTER DRIVER OF IMAGE FORMING APPARATUS IN PRINTING ENVIRONMENT USING UNIVERSAL PRINTER DRIVER - A method and apparatus for installing a printer driver of an image forming apparatus in a printing environment using a universal printer driver, the method including: displaying one or more functions that are supported by one or more image forming apparatuses connected to the printing environment; selecting at least one function from among the displayed functions; and installing a printer driver of a connected image forming apparatus that supports the selected at least one function. Thus, even if a model name of the printer driver of the image forming apparatus to be used is not recognized, a printer driver of the image forming apparatus that supports the functions to be used can be installed. | 02-05-2009 |
20100097650 | ADMINISTRATOR TERMINAL CONNECTED TO IMAGE FORMING APPARATUS AND CLIENT, IMAGE FORMING SYSTEM INCLUDING THE SAME, AND REMOTE INSTALLING METHOD FOR DRIVER THEREOF - An administrator terminal connected to an image forming apparatus and a client, an image forming system including the same, and a method to remotely an install a driver. The method to remotely an install a driver in an administrator terminal connecting with at least one image forming apparatus and at least one client includes searching for at least one image forming apparatus connected to the administrator terminal, selecting at least one client sharing and using the searched image forming apparatus, selecting an image forming apparatus server according to a network connection type of the image forming apparatus, and installing the driver of the image forming apparatus on the at least one selected client through the selected image forming apparatus server. Thus, at least one client is selected among clients where the driver is installed, and the driver is simultaneously installed according to the selected clients, thereby saving time and cost and providing a convenience to a user. | 04-22-2010 |
20100107157 | SERVER CONNECTED WITH IMAGE FORMING APPARATUS AND CLIENT, IMAGE FORMING SYSTEM HAVING THE SAME, AND DRIVER REMOTE INSTALLATION METHOD OF IMAGE FORMING APPARATUS - A server connected with an image forming apparatus and a client, an image forming system having the same and a driver remote installation method of an image forming apparatus, the method including selecting at least one client in which a driver of the image forming apparatus is to be installed by the server; selecting a type of the driver to be installed in the at least one selected client; installing an install manager to install the driver in the at least one selected client; and installing the selected driver in the at least one selected client using the install manager. | 04-29-2010 |
20110058203 | Host apparatus connected to image forming apparatus and print control method thereof - A print control method of a host apparatus which is connected to at least one image forming apparatus in a network, the method including receiving changed IP information from the at least one image forming apparatus; determining whether the host apparatus performs a print job with respect to the image forming apparatus which has the changed IP information; holding the print job if there is the print job; changing a print option for the print job; and transmitting print data corresponding to the print job according to the changed print option. With this, the apparatus and the method may normally perform a print job by changing a port of an image forming apparatus and prevent data loss due to a failure to change the port normally even if there is a print job for an image forming apparatus whose IP address is changed. | 03-10-2011 |
20110137979 | SERVER CONNECTED TO IMAGE FORMING APPARATUS AND CLIENT, CLIENT, AND METHOD OF REMOTELY INSTALLING DRIVER OF IMAGE FORMING APPARATUS - A server connected to an image forming apparatus and a client, a client, and a method of remotely installing a driver of the image forming apparatus. A method of remotely installing a driver of an image forming apparatus in which a server is connected to at least one image forming apparatus and at least one client, the method including selecting at least one client where a driver of the image forming apparatus is to be installed, selecting a kind of at least one driver to be installed in the selected at least one client, receiving status information from the selected at least one client, displaying installation information of the driver on the at least one selected client according to the received status information, and selectively installing the driver in the selected at least one client according to the display installation information. | 06-09-2011 |
20110292430 | APPARATUS AND METHOD OF SCANNING AND/OR PRINTING AN IMAGE - A scanning apparatus and a method thereof include a scanning unit scanning a document and outputting a scanned result, at least one external storage unit detachably attached to the apparatus, at least one internal storage unit, and a controller detecting an attachment state of the external storage unit and storing the scanned result in one of the external storage unit and the internal storage unit according to the attachment state of the external storage unit. The scanning unit of the scanning apparatus is combined with a user scanning unit and a user printing unit into a combination apparatus, and the scanned result is printed in a printing apparatus spaced-apart from the scanning apparatus by a distance, thereby removing cables between the scanning or printing apparatus and a personal computer. Regardless of an attachment state of the external storage unit, the document is scanned in the real time, and the scanning apparatus is commonly used with a plurality of personal computers which are not connected to the scanning apparatus. | 12-01-2011 |
20110307907 | MANAGEMENT APPARATUS AND METHOD OF MANAGING DEVICE DRIVER OF MANAGEMENT APPARATUS - A management apparatus to manage a device driver using a device driver package or a device driver configuration package and a method of managing the device driver of the management apparatus are provided. The management apparatus and the method are to deploy at least one of a device driver package to install a device driver using the device driver or a common device driver corresponding to at least one image forming apparatus and a device driver configuration package to modify a configuration of an installed device driver. | 12-15-2011 |
20120057185 | IMAGE FORMING APPARATUS AND METHOD OF FORMING IMAGE THEREOF - An image forming apparatus includes a communication interface unit which allows the print controlling terminal to recognize the image forming apparatus as a printer, a determination unit which determines whether a printer driver of the image forming apparatus is installed in the print controlling terminal, a controlling unit which controls the communication interface unit to receive print data generated by the printer driver, and an image forming unit which prints the received print data, and the communication interface unit, if a printer driver is not installed in the print controlling terminal, controls the print controlling terminal to additionally recognize the image forming apparatus as an external storage medium and provides the print controlling terminal with a printer driver installation program stored in the external storage medium, and a method of performing the same. | 03-08-2012 |
20130155465 | APPARATUS AND METHOD OF SCANNING AND/OR PRINTING AN IMAGE - A scanning apparatus and a method thereof include a scanning unit scanning a document and outputting a scanned result, at least one external storage unit detachably attached to the apparatus, at least one internal storage unit, and a controller detecting an attachment state of the external storage unit and storing the scanned result in one of the external storage unit and the internal storage unit according to the attachment state of the external storage unit. The scanning unit of the scanning apparatus is combined with a user scanning unit and a user printing unit into a combination apparatus, and the scanned result is printed in a printing apparatus spaced-apart from the scanning apparatus by a distance, thereby removing cables between the scanning or printing apparatus and a personal computer. Regardless of an attachment state of the external storage unit, the document is scanned in the real time, and the scanning apparatus is commonly used with a plurality of personal computers which are not connected to the scanning apparatus. | 06-20-2013 |
20140198352 | APPARATUS AND METHOD OF SCANNING AND/OR PRINTING AN IMAGE - A scanning apparatus and a method thereof include a scanning unit scanning a document and outputting a scanned result, at least one external storage unit detachably attached to the apparatus, at least one internal storage unit, and a controller detecting an attachment state of the external storage unit and storing the scanned result in one of the external storage unit and the internal storage unit according to the attachment state of the external storage unit. The scanning unit of the scanning apparatus is combined with a user scanning unit and a user printing unit into a combination apparatus, and the scanned result is printed in a printing apparatus spaced-apart from the scanning apparatus by a distance, thereby removing cables between the scanning or printing apparatus and a personal computer. Regardless of an attachment state of the external storage unit, the document is scanned in the real time, and the scanning apparatus is commonly used with a plurality of personal computers which are not connected to the scanning apparatus. | 07-17-2014 |