Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, a thickness measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the thickness measuring part measures a thickness of a negative electrode slurry disposed on the electrode sheet. The control part adjusts the separation distance of the first and second magnet parts. The magnetic alignment device measures the thickness of the negative electrode slurry applied on the negative electrode current collector in real time and controls the intensity of the magnetic field by adjusting the separation distance of the magnet part according to the measured negative electrode slurry thickness, and has an advantage of uniformly high alignment degree of the crystal faces of the carbon-based negative electrode active material contained in prepared negative electrode active layer.

Abstract: The present exemplary embodiment relates to a negative active material precursor and its manufacturing method. According to an exemplary embodiment, it is disclosed a negative active material precursor, comprising: a stacked portion disposed at a center of the negative active material precursor and where graphite particles are stacked; and at least one of void portion disposed between the center and a surface portion of the negative active material precursor, wherein, an average particle diameter D50 is 10 to 18 ?m, and the below equation 1 is satisfied. ( D ? 90 - D ? 10 ) / D ? 50 ? 1. ? Equation ? 1 ? (In equation 1, D10, D50, and D90 mean particle diameters corresponding to 10, 50, and 90% volume accumulation from a small size, respectively.

Abstract: The present embodiment relates to an anode active material precursor, an anode active material, and a method for manufacturing same. An anode active material precursor according to an embodiment comprises: a carbon-based material comprising a metal compound; and a petroleum-based pitch, wherein the petroleum-based pitch comprises, on the basis of 10 parts by weight of the carbon-based material, 3 to 10 parts by weight, the softening point of the petroleum-based pitch may be 220-280° C., and the content of the metal compound may be greater than or equal to 10 ppm.

Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, a loading amount measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the loading amount measuring part measures a loading amount of a negative electrode slurry disposed on the electrode sheet. The control part adjusts the separation distance of the first and second magnet parts, The magnetic alignment device measures the loading amount of the negative electrode slurry applied on the negative electrode collector in real time and controls the intensity of the magnetic field by adjusting the separation distance of the magnet part according to the measured negative electrode slurry loading amount. A method using the same is also provided.

Abstract: A magnetic alignment device for negative electrode and method for manufacturing negative electrode using the same. The magnetic alignment device can measure the loading amount of the negative electrode slurry applied on the negative electrode collector in real time and can easily control the intensity of the magnetic field by adjusting the separation distance of the magnet portion according to the measured negative electrode slurry loading amount, and has an advantage of uniformly high alignment degree of the crystal faces of the carbon-based negative electrode active material contained in prepared negative electrode active layer.

Abstract: Proposed is a method of preparing glucaric acid from glucose through TEMPO oxidation. The method of preparing glucaric acid includes (a) reacting glucose in a solvent through an oxidation reaction using 4-acetamido-TEMPO serving as a nitroxide radical-mediated organocatalyst, potassium bromide serving as a co-catalyst, and potassium hypochlorite serving as an oxidizing agent to prepare glucaric acid. The method can improve the conversion efficiency of glucose to glucaric acid through optimal conditions of the temperature, pH, and input of the oxidizing agent in an oxidation reaction using a TEMPO acid catalyst.

Abstract: A seat adjustment apparatus for a vehicle includes a plurality of connection frames provided along two opposite sides of a seat frame and two opposite sides of a back frame and configured to move forward or rearward depending on a folding direction of the back frame, guide parts provided at middle points of the plurality of connection frames and configured to be moved upward or downward by forward or rearward movements of the connection frames, and a seat cushion pipe provided inside the two connection frames and configured such that front ends of the seat cushion pipe are connected to the guide parts, and a position of a rear end of the seat cushion pipe is adjusted upward or downward by upward or downward movements of the guide parts.

Abstract: An EtherCAT-based network system configured to change a PDO list set, and an operation method thereof are provided, the system including at least one or more slave devices, a master device configured to connect and operate the slave device in response to an operating transmission PDO list or an operating reception PDO list provided from outside, and a host computer configured to extract the operating transmission PDO list or the operating reception PDO list from information file of the slave device and provide to the master device, wherein the information file includes at least one of identity information of the slave device, PDO list item changeable information, at least one or more transmission PDO list, and at least one or more reception PDO list.

Abstract: A bridge-based cellular Ethernet system and a handover processing method therefore are provided. In the bridge-based cellular Ethernet system, an HLR manages configuration information about network entities, and a plurality of Base Station Bridges (BSBs) are connected to a plurality of Base Stations (BSs), each BSB including a layer 2 switch, and a plurality of SCBs connected to part of the BSBs under the SCBs. Each SCB includes a layer 2 switch forming a core network, and SCB monitors the signal power of a Mobile Node (MN) within its service area, determines whether the MN is to move to another site, selects a new SCB to which the MN is to move, sends necessary path information to associated SCBs and the HLR, for setting of the path information in the associated SCBs and the HLR, and commands a handover to the MN.

Abstract: A lighting apparatus using a solar cell includes a window frame that frames a window area, a photoelectric panel in the window area, a battery unit that stores electric power generated from the photoelectric panel, and a lighting unit that receives a power supply voltage from the battery unit and provides indirect lighting, the lighting unit being on the window frame, and an optical axis of the lighting unit extends in a direction facing the photoelectric panel.

Abstract: Disclosed is assembled footwear including: an outsole including a bottom portion having a shape of a bottom of a foot, an extension portion upward extended from an edge of the bottom portion to form a peripheral rim, and a plurality of coupling protrusions positioned inside the extension portion and protruding toward the bottom portion; one or more uppers having a pair of connection holes to be selectively fitted with the coupling protrusions in order to change a pattern; and a bottom pad having a predetermined thickness to be seated on the bottom portion of the outsole, and accommodation spaces formed on a bottom surface thereof so as to accommodate the coupling protrusions.

Abstract: A bridge-based RAS backbone network system and a signal processing method therefor are provided. In the bridge-based RAS backbone network system, a plurality of BSBs with Layer 2 (L2) switches are connected to a plurality of RASs, and a plurality of SCBs with L2 switches are connected to part of the BSBs in a lower layer, forming a core network. An HLR manages configuration information of network entities by storing the IP addresses and MAC addresses of MNs within the network and the addresses of SCBs to which the MNs belong in a table. Each of the SCBs statically preserves the MAC address of an external default router, for relaying an egress frame, statically registers its individual MAC address in other SCBs in the core network beforehand, detects a destination MN through the HLR, and sends a frame to the SCB of the destination MN or the MAC address of the external default router.

Abstract: A method of treating signals in a bridge-based radio access station backbone network including a plurality of base station bridges (BSBs), with each BSB having a 2-tiered switch connected with a plurality of radio access stations. A plurality of SCBs (Site Core Bridges), each of having a 2-tiered switch for constituting the core network, includes the steps of buffering by the SCB a predetermined number of previously-transmitted frames when operating as a crossover bridge, and causing the SCB to retransmit selected ones of the buffered previously-transmitted frames to a terminal in response to a handover completion signal.

Abstract: A method of treating a handover in a bridge-based radio access station backbone network including a plurality of base station bridges each including a two-tiered switch connected with a plurality of radio access stations, a plurality of SCBs (Site Core Bridges) each composed of two-tiered switch for constituting the core network, and an HLR (Home Location Register) for managing the structural information of the network constituents. The SCB stores the terminal information containing the receiving address of the initial terminal registration message and the SCB to delete the terminal information in response to a disconnection message of the terminal caused by handover, to request the SCBs in the terminal end of the old MAC-in-MAC tunnel to delete the tunnel information and the terminal information, and to inform the HLR of initiating the handover to change the registered operational state of the terminal.

Abstract: Disclosed is a Residential Ethernet node apparatus for maintaining a starting point of a superframe, the Residential Ethernet node apparatus comprising a synchronous queue for receiving and temporarily storing synchronous data, in order to transmit the synchronous data by inserting the synchronous data into a transmission cycle, a parser for receiving asynchronous frames from at least one exterior source, parsing the asynchronous frames according to characteristics of the asynchronous frames, a plurality of the asynchronous queues for separately storing the asynchronous frames received from the parser according to the characteristics of the asynchronous frames, a scheduler for receiving the asynchronous frames from the asynchronous queues, and transmitting the received asynchronous frame when it is possible to transmit the received asynchronous frame, and a multiplexer, which receives a synchronous frame from the synchronous queue and an asynchronous frame from the scheduler so as to transmit the synchronous

Abstract: Disclosed is a method for constructing a frame of data for transmission by each Ethernet device in a synchronous Ethernet, which comprising the steps of receiving the data for transmission and confirming whether or not the data for transmission are synchronous data, when the received data are synchronous data, marking that the data are synchronous data in a preamble of the frame and constructing a synchronous frame by including the received data into a data portion of the frame which does not contain a MAC header and when the received data are asynchronous data, marking that the data are asynchronous data in the preamble of the frame and constructing an asynchronous frame by including the received data into a data portion of the frame containing a MAC header.

Abstract: A method and apparatus for transmitting data from an optical network unit (ONU) to an optical line termination (OLT) in a Gigabit Ethernet passive optical network (GE-PON) on the basis of a time division multiple access (TDMA) scheme are provided. A measurement of a data transmission time when the data is transmitted to the OLT is obtained, and the measured data transmission time is compared with a predetermined normal transmission time. The transmission of the data is maintained if the measured data transmission time is determined to be less than or equal to the normal transmission time from the comparison result. However, if the measured data transmission time is determined to be greater than the normal transmission time, the transmission of the data is stopped.

Abstract: A bridge-based cellular Ethernet system and a handover processing method therefore are provided. In the bridge-based cellular Ethernet system, an HLR manages configuration information about network entities, and a plurality of Base Station Bridges (BSBs) are connected to a plurality of Base Stations (BSs), each BSB including a layer 2 switch, and a plurality of SCBs connected to part of the BSBs under the SCBs. Each SCB includes a layer 2 switch forming a core network, and SCB monitors the signal power of a Mobile Node (MN) within its service area, determines whether the MN is to move to another site, selects a new SCB to which the MN is to move, sends necessary path information to associated SCBs and the HLR, for setting of the path information in the associated SCBs and the HLR, and commands a handover to the MN.

Abstract: An asynchronous data segmentation/transmission method for synchronous Ethernet and a data structure used therein are disclosed. The asynchronous data segmentation/transmission method can segment and transmit asynchronous data such that the asynchronous data can be transmitted through a transmission frame for each transmission cycle.

Abstract: A method of treating a handover in a bridge-based radio access station backbone network including a plurality of base station bridges each including a two-tiered switch connected with a plurality of radio access stations, a plurality of SCBs (Site Core Bridges) each composed of two-tiered switch for constituting the core network, and an HLR (Home Location Register) for managing the structural information of the network constituents. The SCB stores the terminal information containing the receiving address of the initial terminal registration message and the SCB to delete the terminal information in response to a disconnection message of the terminal caused by handover, to request the SCBs in the terminal end of the old MAC-in-MAC tunnel to delete the tunnel information and the terminal information, and to inform the HLR of initiating the handover to change the registered operational state of the terminal.