Abstract: Provided is a magnetic core having an appropriate range of permeability and a high magnetic flux density, thereby being configured to have a small phase difference and a small size. The magnetic core can be use for electric current sensors. The magnetic core is made of an amorphous alloy having a composition represented by the general formula: FeaMbSicBdM?e, in which M is at least one element that is selected from Ni and Co, and M? is Cr, and a to e are atomic % and numbers satisfying 30?a?80, 1?b?50, 0.1?c?20, 0.1?d?20, and 0?e?10, respectively, and wherein the amorphous alloy has a magnetic flux density of 1.2 T to 1.7 T, and a permeability of 1,000 to 4,000.

Abstract: Method and systems are provided for diagnosing or monitoring a gastric cancer in a subject. Such methods include providing a biological sample from the subject; determining an amount in the sample of at least one biomarker, selected from the group consisting of: CDH17 and OLFM4; and comparing the amount of the at least one biomarker in the sample, if present, to a control level of the at least one biomarker. Such systems include a probe for selectively binding each of at least one biomarker.

Abstract: A liquid crystal display device is disclosed. The disclosed liquid crystal display includes a liquid crystal panel having a plurality of data lines and a plurality of gate lines. The disclosed liquid crystal display device also includes a timing controller to receive a data enable signal and a data signal, and to output a gate shift clock, a gate output enable signal, and a source output enable signal, wherein at least one of the gate output enable signal and the source output enable signal is maintained at a predetermined level for at least two cycles of the gate shift clock based on a state of the data enable signal. In addition, the disclosed liquid crystal display device includes a source driver to supply the data lines with corresponding data voltage signals based on the data signal and the source output enable signal, and a gate driver to supply the gate lines with corresponding gate voltage signals based on the gate output enable signal.

Abstract: Provided is a display device capable of improving image quality. The display device includes a display panel, a gate driver, a data driver and a gamma reference voltage generator. In the display panel, gate lines and data lines cross each other to define a plurality of liquid crystal cells. The gate driver supplies a scan signal to the gate lines sequentially. The data diver supplies a data voltage to the data lines. The gamma reference voltage generator selectively supplies a gamma reference voltage or a reference voltage of black gradation to the data driver in each horizontal period, according to a selection control signal input from the timing controller.

Abstract: The present invention involves a technique of recognizing a demand for displaying a shutdown pattern when driving a liquid crystal panel in an inversion method and converting the inversion method into another inversion method causing no horizontal crosstalk. The present invention is achieved by providing an apparatus for controlling driving of a liquid crystal display device, comprising: a timing controller for processing input RGB data by a certain inversion method to supply the data to a data driver and, upon inputting of RGB data of a shutdown pattern, converting the RGB data by an inversion driving method causing no crosstalk to supply the data; a gate driver for outputting gate signals to each gate line of a liquid crystal panel in response to a gate signal control signal; and a data driver for supplying data voltages to each data line of the liquid crystal panel in response to a data signal control signal.

Abstract: A driver for a display device includes: a timing controller for generating first and second signals; and a plurality of data drivers provided with a plurality of data drivers disposed on the left of the timing controller, a data driver disposed at the center thereof, and a plurality of data drivers disposed on the right thereof, wherein the plurality of data drivers disposed on the left are driven in response to the first signal, and the plurality of data drivers disposed on the right are driven in response to the second signal.

Abstract: An apparatus for testing a display device includes a display device to display test patterns, a graphic process unit to supply analog mode signals and digital mode signals to the display device, and a control unit to allow test patterns of an analog testing mode and test patterns of a digital testing mode to be sequentially displayed on the display device upon receiving a control signal from the graphic process unit, and to output a control signal to the display device to sequentially change display characteristics of an image according to an on-screen-display mode testing menus.

Abstract: A liquid crystal display device is disclosed. The disclosed liquid crystal display includes a liquid crystal panel having a plurality of data lines and a plurality of gate lines. The disclosed liquid crystal display device also includes a timing controller to receive a data enable signal and a data signal, and to output a gate shift clock, a gate output enable signal, and a source output enable signal, wherein at least one of the gate output enable signal and the source output enable signal is maintained at a predetermined level for at least two cycles of the gate shift clock based on a state of the data enable signal. In addition, the disclosed liquid crystal display device includes a source driver to supply the data lines with corresponding data voltage signals based on the data signal and the source output enable signal, and a gate driver to supply the gate lines with corresponding gate voltage signals based on the gate output enable signal.

Abstract: Provided are an apparatus and a method for data encryption using a secure memory, and more particularly, to an apparatus and a method for high-speed, large-volume data encryption using a security function included in the secure memory in response to an encryption/decryption request of a user application program. Conventional data encryption methods perform data encryption using software or hardware including a peripheral component interconnect (PCI) bus. However, the conventional data encryption methods do not satisfy speed-sensitive applications. To improve this problem, the present invention provides an apparatus and a method for high-speed, large-volume data encryption using a security function of a memory.

Abstract: A display device includes a processor for outputting a most-significant m-bit data from an n-bit data and one of a plurality of patterns indicative of first and second locations of a first modulation data in first and second consecutive frames, respectively, in accordance with least significant (n?m) bits of the n-bit data, and a data driver for generating a gray scale value corresponding to the most significant m-bit data and modulating the gray scale value in accordance with the one of the plurality of the patterns, wherein the number of the first location increases at different ratios based on the gray scale.

Abstract: A system for adult verification in a mobile RFID environment and a method thereof, more particularly, a system which strongly protects privacy and a method thereof are provided. The system comprising a RFID tag, a user terminal, an adult verification request processor, and a content provider (CP) includes: a rating information reader reading adult verification rating information of adult content recorded in an RFID tag; an adult verification rating determiner determining a final rating of the read rating information; and a service rating verification validity checker determining whether the adult content corresponding to the final rating is provided to a user of the terminal on the basis of the determined final rating and the age of the user.

Abstract: A method and apparatus for generating discriminant functions for distinguishing obscene videos by using visual features of video data, and a method and apparatus for determining whether videos are obscene by using the generated discriminant functions, are provided.

Abstract: A method and a device for discriminating an obscene video using a time-based feature value are provided. The method includes: forming a first time-based flow of predetermined feature values varying with the lapse of time from one or more types of videos which are normalized with a first time interval; extracting a feature value varying with time from an input video of which obsceneness is to be determined and which is normalized with a second time interval, and forming a second time-based flow of the extracted feature value; and determining the obsceneness of the input video by calculating a loss value between the first time-based flow and the second time-based flow. The videos such as movies and dramas in which many persons appear have different obscenity characteristics from that of pornography, so it is possible to enhance reliability in determination of obsceneness.

Abstract: A method and apparatus for blocking harmful multimedia information are provided. The apparatus for blocking harmful multimedia information includes: a harmful information classification model training unit analyzing multimedia training information whose grade of harmfulness is known in advance, extracting characteristics from the information, and then by applying machine training, generating a harmful information classification model; a harmful information grade classification unit determining a harmfulness grade of multimedia input information by using the harmful information classification model; and a harmful information blocking unit blocking the multimedia input information if the determined harmfulness grade of the multimedia input information is included in a preset range. According to the method and apparatus, the increase of databases containing harmful multimedia information can be prevented and the time taken for determining harmfulness can be reduced.

Abstract: An apparatus and method for collecting harmful web sites are provided. In the apparatus, a start uniform resource locator (URL) database (DB) stores URLs of harmful web pages. A URL examination and distribution unit provides URLs grouped in relation to predetermined hosts, the URLs obtained by removing redundant URLs that are different to each other but indicate identical web pages, among the URLs stored in the start URL DB, and then among the remaining URLs, removing URLs corresponding web sites already collected. A web site collection unit collects web contents of the web sites corresponding to the URLs received from the URL examination and distribution unit. A URL extraction unit extracts URLs in the links included in the web contents collected by the web site collection unit, identifies harmless URLs based on top-level domain names and a harmless URL list among the extracted URLs, and removes the identified harmless URLs from the URLs that are the object of the collection.

Abstract: Provided are an apparatus and a method for securing internet server, including: a conformance determiner which determines whether or not packets received from a network are normal, and outputs a determination result; a rate limiter which classifies packets according to predetermined rates, and limits bandwidth; and a server global information base which contains basic information including user information and site information, and is used to determine whether or not a packet is normal, and provides basic information to the conformance determiner and the rate limiter. The apparatus and the method for securing the internet server, that are applied to a main server that provides internet service, by preventing external attacks, intrusion, or vulnerability before the internet server fails, and continuously providing normal internet service through prompt recovery when the internet server fails, in order to guarantee reliable internet service.

Abstract: A method of selectively blocking harmful P2P traffic on a network is provided. The method includes: (a) determining whether data transmitted to and from external terminals through the network is P2P traffic; (b) when it is determined that the data is P2P traffic, determining whether the transmitted and received P2P traffic is harmful; (c) when it is determined that the traffic is harmful, blocking the P2P traffic transmitted to and from the external terminals. Therefore, to block harmful P2P traffic distributed in the network, whether or not texts, images, and videos are harmful can be determined on a personal computer. Thus, the traffic can be checked and blocked in real time.

Abstract: Provided are an active node, and a system and method of transmitting contents using the active node. When contents to be transmitted from a contents server to a terminal are received, resource information of the terminal is identified, the contents transmitted from the contents server are transformed into a pertinent format to the terminal based on the resource information, information included in a header of the contents is transformed into information about the transformed contents and is transmitted to the terminal, thereby reducing load according to contents transformation of a contents server.

Abstract: Provided is a method of transmitting and receiving a message using an encryption/decryption key, by which each of a sender and a recipient can generate an encryption/decryption key and recover a key used for encryption/decryption while transmitting and receiving the message using an electronic device. The method includes: (a) a user generating his/her own private key and a public key, registering the public key with a key recovery agent (KRA), and setting shared secret information; and (b) a sender transmitting the recovery information necessary for decryption of the transmission message to a recipient, and the recipient generating a key necessary for the decryption from the recovery information and decrypting the transmission message. The method may further include the recipient requesting recovery of the session key to the KRA.