Abstract: An apparatus and method for processing a substrate can reduce the concentration of process by-products in a chemical solution.

Abstract: A quantum dot, a quantum dot composite, a composition for preparing a quantum dot composite, a display panel including the quantum dot composite, and an electronic device including the display panel, wherein the quantum dot includes a core including a semiconductor nanocrystal including indium and phosphorus, a shell disposed on the core and including a semiconductor nanocrystal, and a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, both of which are present on the surface of the shell:

Abstract: Provided is a method of manufacturing a zinc-plated steel sheet. The method includes: coating a metal on the steel sheet on a steel sheet; annealing the metal coated steel sheet; and zinc plating the annealed steel sheet by dipping in a molten zinc plating bath. Further provided is a method of manufacturing a hot-press part including: coating a metal on the steel sheet on a steel sheet; annealing the metal coated steel sheet; zinc plating the annealed steel sheet by dipping in a molten zinc plating bath; heating the zinc-plated steel sheet; and press forming the heated steel sheet.

Abstract: The present invention relates to a polydixylitol polymer nucleic acid transporter (X-NC) prepared in a nanochain form, a method for preparing the same, and a technology for treating brain tumors by using the same, a nucleic acid transporter complex in which a therapeutic nucleic acid is linked to the nucleic acid transporter, and a pharmaceutical composition for gene therapy, comprising the complex as an active ingredient.

Abstract: Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S20); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S40); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S60); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S80); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S100).

Abstract: Disclosed is a method of treating a chronic tympanic perforation with a PCL patch tissue regeneration scaffold comprising preparing solution by adding polycaprolactone (PCL) and an acid to an organic solvent; preparing an electrospinning solution by adding a growth factor to the solution and stirring; collecting nanofibers arranged in a spindle shape on a collector by connecting the electrospinning solution prepared to a syringe pump and operating the electrospinning device; and administering the PCL patch tissue regeneration scaffold to a subject.

Abstract: Disclosed is a method of preparing PCL patch tissue regeneration scaffold comprising preparing solution by adding polycaprolactone (PCL) and an acid to an organic solvent; preparing an electrospinning solution by adding a growth factor to the solution and stirring; and collecting nanofibers arranged in a spindle shape on a collector by connecting the electrospinning solution prepared to a syringe pump and operating the electrospinning device.

Abstract: The present invention relates to polydixylitol polymer based gene transporter (PdXYP) and a preparation method thereof. Further, the present invention relates to a nucleic acid delivery complex where the nucleic acids for treatment are conjugated to the gene transporter and a pharmaceutical composition for gene therapy including the complex as an active ingredient. In addition, the present invention relates to the gene transporter, gene delivery complex, and gene therapy using the gene transporter and gene delivery complex. It was confirmed that the PdXYP of the present invention has a considerably higher nucleic acid delivery rate than existing gene transporters, has almost no cytotoxicity in the conjugate when conjugated with DNA, also has very high in vivo transfection efficiency, and above all, especially has considerably high transfection efficiency for brain tissues, which has involved difficulty in gene therapy due to the blood brain barrier for a while.

Abstract: The present invention relates to a vitamin B6-coupled poly(ester amine) (VBPEA) as a gene carrier and a method for preparing the gene carrier. Moreover, the present invention relates to a gene delivery complex comprising a therapeutic gene coupled to the gene carrier and a pharmaceutical formulation for gene therapy, which comprises the gene delivery complex as an active ingredient. In addition, the present invention relates to gene therapy utilizing the gene carrier, the gene delivery complex or the pharmaceutical formulation. The VBPEA of the invention has a significantly high gene delivery rate compared to existing gene carriers and a complex of the VBPEA with DNA has little or no cytotoxicity and shows a very high in vivo transfection efficiency. In addition, a complex of the VBPEA with siRNA shows high gene silencing efficiency and can induce a high rate of cell death and the inhibition of cell proliferation in cancer cells, suggesting that it can be used for anticancer gene therapy.

Abstract: The present invention relates to polydixylitol polymer based gene transporter (PdXYP) and a preparation method thereof. Further, the present invention relates to a nucleic acid delivery complex where the nucleic acids for treatment are conjugated to the gene transporter and a pharmaceutical composition for gene therapy including the complex as an active ingredient. In addition, the present invention relates to the gene transporter, gene delivery complex, and gene therapy using the gene transporter and gene delivery complex. It was confirmed that the PdXYP of the present invention has a considerably higher nucleic acid delivery rate than existing gene transporters, has almost no cytotoxicity in the conjugate when conjugated with DNA, also has very high in vivo transfection efficiency, and above all, especially has considerably high transfection efficiency for brain tissues, which has involved difficulty in gene therapy due to the blood brain barrier for a while.

Abstract: The present invention relates to a vitamin B6-coupled poly(ester amine) (VBPEA) as a gene carrier and a method for preparing the gene carrier. Moreover, the present invention relates to a gene delivery complex comprising a therapeutic gene coupled to the gene carrier and a pharmaceutical formulation for gene therapy, which comprises the gene delivery complex as an active ingredient. In addition, the present invention relates to gene therapy utilizing the gene carrier, the gene delivery complex or the pharmaceutical formulation. The VBPEA of the invention has a significantly high gene delivery rate compared to existing gene carriers and a complex of the VBPEA with DNA has little or no cytotoxicity and shows a very high in vivo transfection efficiency. In addition, a complex of the VBPEA with siRNA shows high gene silencing efficiency and can induce a high rate of cell death and the inhibition of cell proliferation in cancer cells, suggesting that it can be used for anticancer gene therapy.

Abstract: The present invention discloses a home code setting method for a home network system which can overcome a spatial installation limit and improve reliability of network connection. The home code setting method for the home network system includes the steps of connecting a network server to one network, searching for a network at a network device, and when one network is searched for in the search step, performing, at the network device, connection or registration to the network server connected to the network.

Abstract: The present invention relates to a method for providing a download and upload service using variable length packet communication in a living network control system. A user located inside or outside a house controls or monitors operations or operation states of various appliances such as refrigerator or laundry machine through a living network installed at home, such as a RS-485 network, small output network, or power line network so that convenience of remote control and supervision can be provided to a user. Further, in a case where a download or upload service is executed in a living network in which various appliances connected thereto, variable length packet communication, which is capable of dividing data by the buffer size of a device, and then sending and assembling the data, is used so that a download and upload service for various appliances connected through the living network can be effectively executed.

Abstract: The present invention relates to a communication controlling method, and more particularly, to a communication controlling method for a network managing device that can control a speed of a network and a transmission/reception amount of packets according to a communication situation. A communication controlling method for a network managing device includes the steps of judging a speed of a connected network or a transmission/reception amount of packets, setting an increase/decrease amount of an event transmission interval of a network device according to the judgment result, and transmitting the set increase/decrease amount of the event transmission interval to the network device through the network.

Abstract: The present invention discloses a network device which can access a home network system and perform network communication based on a predetermined protocol, by using a minimum number of resources of an embedded microcontroller The network device communicates with at least one electric device through a network. The network device adopts a protocol consisting of an application layer for processing a message for controlling or monitoring the electric device, a network layer for performing network connection to the electric device, a data link layer for accessing a shared transmission medium, and a physical layer for providing a physical interface with the electric device. The application layer further includes an application sublayer for performing a network management function or managing device information.

Abstract: A packet structure and packet transmission method of a network control protocol. A user in the inside or outside of the house can effectively control various home appliances such as refrigerator or laundry machine or monitor operation state of the devices, over the network such as RS-485 network, low-power RF network, and power line network so that the user can enjoy the remote control and the convenient monitoring. In addition, the packet structure for the inter-layer interface in the network system can be managed. The packet structure at the network layer is generated by assigning one or more fields indicative of a packet start, a destination address, a source address, a packet length, a network layer control, an application layer protocol data unit, a cyclic redundancy check (CRC), and a packet end, and a field indicative of a network layer control. The generated packet structure of the network layer is transmitted to thus interface layers in a network system.

Abstract: The present invention relates to a method for setting a home code in a network system and a device for a network system. The method and device allow a user to conveniently remote control the operation of and monitor the operational state of appliances. Thanks to the method and device, a user, for example, who is locating at home or out-of-home, can control the operation or monitor the operational state of various appliances such as refrigerator or laundry machine through a living network installed at home, such as RS-485 network, a low power RF network, or a power line network.

Abstract: The present invention relates to an address management and message transmitting and receiving method in a network control system. The present invention, for example, enables a user in the inside or outside of house to control the operation or monitor the operation status of various appliances such as refrigerator, laundry machine, etc through a network such as RS-485 network, low power RF network, power line network, etc. installed at home, thus making it possible to provide the convenience of remote control and monitoring to the user. In addition, the present invention may flexibley assign and manage addresses for all the devices connected to one another through the network, and transmit and receive messages between a master and a slave, thus making it possible to control the appliances in the network control system more efficiently.

Abstract: The present invention relates to a method for providing a download and upload service using variable length packet communication in a living network control system. For example, a user located inside or outside a house controls or monitors operations or operation states of various appliances such as refrigerator or laundry machine through a living network installed at home, such as a RS-485 network, small output network, or power line network so that convenience of remote control and supervision can be provided to a user. Further, in a case where a download or upload service is executed in a living network in which various appliances connected thereto, variable length packet communication, which is capable of diving data by the buffer size of a device, and then sending and assembling the data, is used so that a download and upload service for various appliances connected through the living network can be more effectively executed.

Abstract: A packet structure and a packet transmission method of a network control protocol. A user in the inside or outside of the house can effectively control various home appliances such as refrigerator or laundry machine or monitor operation state of the devices, over the living network such as RS-485 network, low-power RF network, and power line network so that the user can enjoy the remote control and the convenient monitoring. In addition, the packet structure for the inter-layer interface of the network control protocol can be managed. The packet structure at the application layer is generated by assigning one of an application layer protocol data unit header, a request message, a response message, and an event message, together with an application layer protocol data unit header The generated packet at the application layer is transmitted to thus interface layers of the network control protocol. Therefore, the packet structure at the application layer can be more efficiently managed and transmitted.