Abstract: A touch pad for detecting multi-touch includes a lower pad layer and an upper pad layer being formed of ITO, the upper pad layer overlying the lower pad layer. The lower pad layer includes a plurality of lower pads arranged in a first matrix shape, each of lower pads sensing capacitances caused by the multi-touch. The upper pad layer includes a plurality of upper pads arranged in a second matrix shape. The upper pads are sequentially controlled to put into high-impedance (open circuit) state so that the capacitances can be obtained by the respective set of lower pads corresponding to the upper pad which has been put into the impedance state.

Abstract: Cameras with an easy mounting decoration ring assembly are disclosed. A disclosed example camera includes a body; a barrel disposed in the body; a cover coupled to the body and including a through hole for externally exposing the barrel, and a recess unit extending along a circumferential direction by a predetermined length outside the through hole; and a decoration ring formed in a ring shape, coupled to the through hole of the cover to surround the barrel, and including a protrusion unit protruding toward the cover and inserted into the recess unit.

Abstract: Provided is a terminal including a body unit including a first area and a second area partitioned from each other, a speaker unit disposed in at least one of the first area and the second area, and a cover unit fixed to a surface of the body unit by a fixing member so as to cover the first area and the second area. The fixing member may include a fluid communication unit that connects the first area and the second area in fluid communication, so that the first area and the second area are provided as a resonance chamber of the speaker unit.

Abstract: A duty ratio correction circuit for correcting a duty ratio of a clock signal. The duty ratio correction circuit includes an asymmetry buffer that receives a clock signal and adjusts a duty ratio of the clock signal in response to control signals; a clock generating circuit that is connected to the asymmetry buffer and detects the duty ratio of the clock signal; and a controller that generates the control signals according to the duty ratio of the clock signal. An operation of the controller is recorded as a program on a computer-readable recording medium.

Abstract: A system and method for verifying apps for a smart phone are provided. The system for verifying apps for a smart phone includes an app auto-verification device and an app self-verification device. The app auto-verification device analyzes the installation tile of an app to be installed in the smart phone, constructs a scenario, executes the app in the smart phone in accordance with the scenario, and determines malicious behavior using the results of the execution. The app self-verification device monitors an installation file corresponding to an app to be installed in the smart phone, and determines malicious behavior by analyzing a behavioral log corresponding to results of the monitoring.

Abstract: There is provided a method for producing copolymer that is composed of ethylene and alpha-olefin by a solution polymerization, and more specifically, a method for producing copolymer that is composed of ethylene and aromatic monomer as main components by using a transition metal catalyst including a cyclopentadiene derivative, and one or more anionic ligand having aryloxy group in which an aryl derivative is substituted at an ortho-position

Abstract: A voltage scaling device of a semiconductor memory device, the voltage scaling device including: a delay tester for determining the number of delay cells of a delay locked loop (DLL) required to cumulatively delay a clock signal having a constant frequency, and which is input to the DLL, by one clock period; a temperature sensor for measuring the temperature of the semiconductor memory device; and a voltage regulator for regulating a supply voltage of a voltage source which provides a chip voltage to the semiconductor memory device in response to the temperature measured by the temperature sensor and a locking value corresponding to the number of delay cells calculated by the delay tester.

Abstract: A system to manage a buffering of a data stream for a peer client in a peer-to-peer based streaming service includes a buffering control unit including a processor configured to control pieces of the data stream to be buffered in a first buffer of the peer client, and to control one or more outputted pieces to be buffered in a second buffer of the peer client, the outputted pieces being outputted from the first buffer for play back of the data stream. A method for managing a buffering includes storing pieces of the data stream in a first buffer; storing one or more outputted pieces of the data stream in a second buffer; and transmitting one or more pieces stored in the first buffer or the second buffer.

Abstract: A system to packetize a data stream includes a piece generating unit including a processor configured to generate data pieces of the data stream, each data piece being generated during an equal time interval, and a communication unit to transmit the pieces of the data stream. A method that uses a processor to packetize a data stream includes generating, using the processor, data pieces of the data stream, each data piece being generated during an equal time interval, and transmitting the pieces of the data stream. A non-transitory computer-readable medium includes a program for instructing a computer, when executed by a processor, to perform the steps of: generating data pieces of the data stream, each data piece being generated during an equal time interval; and transmitting the pieces of the data stream.

Abstract: A NAND flash memory device comprises a NAND flash memory comprising a first pad and a plurality of second pads. The first pad comprises a first receiver configured to receive a first signal. The second pads comprise a plurality of respective second receivers configured to receive a plurality of respective second signals. The second receivers are selectively powered, i.e., turned on or off, according to a logic level of the first signal.

Abstract: A duty ratio correction circuit for correcting a duty ratio of a clock signal. The duty ratio correction circuit includes an asymmetry buffer that receives a clock signal and adjusts a duty ratio of the clock signal in response to control signals; a clock generating circuit that i s connected to the asymmetry buffer and detects the duty ratio of the clock signal; and a controller that generates the control signals according to the duty ratio of the clock signal. An operation of the controller is recorded as a program on a computer-readable recording medium.

Abstract: A method of setting a location of an imaging device includes (a) preparing a base unit, the base unit including a lens and a mounting boss; (b) mounting an imaging device, on which a reference point is formed, to a circuit board; (c) forming a mounting hole at a predetermined location of the circuit board based on the reference point of the imaging device; and (d) mounting the circuit board to the base unit by inserting the mounting boss into the mounting hole.

Abstract: A system and method for authentication in a wireless mobile communication system are provided, in which a mobile station calculates a CMAC value having a first number of bits, transmits to a base station a ranging request message including a partial CMAC value being a second number of upper bits of the CMAC value having the first number of bits, and receives a ranging response message indicating whether authentication is successful or failed from the base station.

Abstract: A flexible display apparatus includes a flexible display unit including a front flexible surface to display an image and a rear flexible surface; a touch sensor unit to receive a touch input, the touch sensor unit disposed on the flexible display unit; and a guide unit to support the rear surface of the flexible display unit. A mobile terminal includes a flexible display apparatus including a flexible display unit and a guide unit, the guide unit supporting a rear surface of the flexible display unit; a support unit to support the flexible display apparatus to be unrolled in a first direction; and a body part to accommodate the support unit.

Abstract: A water dispenser is provided, which includes a cold water container configured to store water therein, having a hollow portion; a water purification device fluidly connected to the cold water container and configured to purifying the water supplied from the cold water container, the water purification device being installed inside the hollow portion of the cold water container; and a cooling device installed outside the cold water container and configured to cool the water stored in the cold water container.

Abstract: Example cameras having illumination assemblies are disclosed. A disclosed camera includes an illumination holder disposed on a main body of the camera; a flash mounted on the illumination holder; an auxiliary light source mounted on the illumination holder adjacent to the flash; and a light transmission cover formed of a light transmitting material coupled to the illumination holder to cover the flash and the auxiliary light source, the illumination holder including a transfer light blocking hole at a location corresponding to a position between the flash and the auxiliary light source.

Abstract: Cameras with an easy mounting decoration ring assembly are disclosed. A disclosed example camera includes a body; a barrel disposed in the body; a cover coupled to the body and including a through hole for externally exposing the barrel, and a recess unit extending along a circumferential direction by a predetermined length outside the through hole; and a decoration ring formed in a ring shape, coupled to the through hole of the cover to surround the barrel, and including a protrusion unit protruding toward the cover and inserted into the recess unit.

Abstract: An apparatus to provide a three-dimensional (3D) interface and a method for providing a 3D interface are provided. The apparatus may output an interface space in a specific color using additive color mixtures of light, may sense a change in location of an object in the interface space, may sense the location change of the object as a motion, and may process an input corresponding to the sensed motion if the input corresponding to the sensed motion exists. The interface space may be a space in which the recognition areas of sensors overlap.

Abstract: Provided is a system and method for controlling server usage in a peer-to-peer (P2P) based streaming service. The system to control server usage in a peer-to-peer based streaming service includes a concurrent connections number providing unit to calculate a number of peer clients concurrently connected to the peer-to-peer based streaming service; a non-transitory memory to store the number of peer clients concurrently connected to the peer-to-peer based streaming service; and a server usage controlling unit to control server usage for the peer-to-peer based streaming service based on a ratio of a variable associated with an influx rate of peer clients to the number of peer clients concurrently connected to the peer-to-peer based streaming service.

Abstract: Provided is a porous humidity-control tile including about 40% to about 95% by weight of diatomite, and one or more of ochre, red clay, kaolin, zeolite, illite, vermiculite, feldspar, pottery stone, and pyrophyllite. The porous humidity-control tile has about 10 vol % to 80 vol % of cellular spherical pores having a size corresponding to a size of hollow pore forming material that is removable by heat treatment. The porous humidity-control tile has a rate of moisture adsorption/desorption per unit weight in a range from about 20 g/kg to about 60 g/kg and a rate of moisture adsorption/adsorption per unit area in a range from about 150 g/m2 to about 450 g/m2. Therefore, the porous humidity-control tile can be light, and the amount of adsorption/desorption per unit weight of the porous humidity-control tile can be improved.