Abstract: An optical semiconductor illuminating apparatus including a base having a heat sink formed therebelow, a light emitting module including a board disposed on the base and at least one or more semiconductor optical elements arrayed on the board, a board hole penetrating through the board and having wirings penetrating therethrough, the wirings being electrically connected to the semiconductor optical elements, and a wiring protecting part formed in the board hole and protruding from an upper surface of the board at a predetermined height.

Abstract: An optical semiconductor lighting apparatus including: a substrate in which a single LED chip or a plurality of LED chips are disposed; a first mold portion disposed on the substrate to cover the plurality of LED chips; and a second mold portion extending from an edge of the first mold portion and disposed on the substrate. The respective LED chips can improve adhesive strength with respect to the substrate through the first and second mold portions. Peeling, surface cracking and damage caused by moisture permeation can be prevented by the first and second mold portions. A fluorescent material included in the second mold portion can improve a wavelength conversion rate.

Abstract: Memory systems can include a memory device having an array of nonvolatile memory cells therein, which is electrically coupled to a plurality of bit lines and a plurality of word lines. The nonvolatile memory cells may include respective nonvolatile resistive devices electrically coupled in series with corresponding cell transistors. A controller is also provided, which may be coupled to the memory device. The controller can be configured to drive the memory device with signals that support dual programming of: (i) the nonvolatile resistive devices; and (ii) interface states within the cell transistors, during operations to write data into the memory device.

Abstract: A light emitting module includes a printed circuit board (PCB) and first through m-th lighting blocks of optical semiconductor devices (‘m’ is an integer greater than one). The PCB has wiring patterns electrically connecting optical semiconductor devices. The first through the m-th lighting blocks are disposed on the PCB and configured to generate light. Each of the first through the m-th lighting blocks includes first through n-th lighting groups (each block includes at least one group), each of which includes optical semiconductor devices disposed on the PCB. Electric currents configured to flow through each of the first through n-th lighting group is substantially the same. The PCB includes a pair of bodies spaced apart from each other and ‘m’ number of elbows connecting the pair of bodies, and each elbow respectively corresponds to the first through the m-th lighting blocks.

Abstract: A spectrum detector includes a substrate, a photodetector formed on the substrate and including a semiconductor having a plurality of convex portions, and a wavelength detection circuit for detecting a wavelength of light transmitted through the plurality of convex portions. Each photodetector comprises different convex portions different from one another with respect to at least one of size, pitch, and height. The photodetectors have a relationship expressed by formula L·m=?·cos ?/(2n), wherein L is a diameter of each convex portion, n is a refractive index between the air and each convex portion of the GaN layer, m is an integer or a reciprocal of an integer, ? is a wavelength of light transmitted through the plurality of convex portions of each photodetector, and ? is an incident angle of the light with respect to a surface of the p-GaN layer.

Abstract: Provided is a method of providing a virtual machine image file in a cloud computing-based virtual desktop infrastructure. This method includes moving a golden image, an initial image provided from a shared storage, to a virtual machine driving server, converting the golden image into an image of a copy-on-write file format, and storing the same in a cache; allocating the converted virtual machine image to a virtual machine, and storing images of each virtual machine in the shared storage and managing the same to recover a virtual desktop when a disaster occurs. The method includes generating only data changed by the virtual machine, as a virtual machine image file, and managing the same, and hierarchically configuring a virtual machine image file based on a base image and storing the same in a cache memory in order to increase a loading rate of the virtual machine image file including the base image-based virtual machine image file.

Abstract: An apparatus manages universal subscriber identity module (USIM) data in a terminal using a mobile trusted module (MTM). The apparatus includes a mobile information storage unit configured to store at least one key and the USIM data in a protection region, an information security unit configured to protect information stored in a USIM and the terminal using at least one of the USIM data and the key stored in the mobile information storage unit, and a USIM data manager configured to restore at least one of the USIM data and the key stored in the mobile information storage unit to the USIM, and store at least one of USIM data and the key provided from the USIM in the mobile information storage unit.

Abstract: Exemplary embodiments of the present invention relate to a method and system for providing massive virtual desktops. A system for providing massive virtual desktops according to an embodiment of the present invention comprises a uppermost layer configured to receive a virtual desktop providing request from a client, search an adjacent lower layer involved in a virtual desktop service for the client, and transmit the virtual desktop providing request to the searched adjacent lower layer; and a lowest layer configured to receive the virtual desktop providing request transmitted from an adjacent upper layer, search a virtual desktop to perform a service by analyzing the virtual desktop providing request, and transmit the searched virtual desktop to the client. According to embodiments of the present invention, a virtual desktop can be provided to massive users.

Abstract: A light emitting module according to an exemplary embodiment of the present invention includes a printed circuit board (PCB) and first through m-th lighting blocks (‘m’ is an integer greater than one). The PCB has wiring patterns electrically connecting optical semiconductor devices. The first through the m-th lighting blocks are disposed on the PCB and configured to generate light. Each of the first through the m-th lighting blocks includes first through n-th lighting groups (each block includes at least one group), each of which includes optical semiconductor devices disposed on the PCB, and an electric currents configured to flow through each lighting group is substantially the same.

Abstract: An electronic device and a method of extracting a color in the electronic device are provided. The electronic device includes a display unit configured to display an image and a controller configured to extract at least one color value from the image, and to extract a color value satisfying a range of color deviation from the extracted color values.

Abstract: A polarizer includes a reflective polarizer main body and an Rth compensation layer. The reflective polarizer main body includes a repetitively laminated structure, the repetitively laminated structure including two layers of different refractive indices repetitively disposed on one another. The Rth phase compensation layer is disposed at one side of the reflective polarizer main body. The Rth phase compensation layer is configured to compensate for a phase difference in an Rth direction.

Abstract: A liquid crystal display includes a substrate including a plurality of pixel areas, a color filter disposed in each of the plurality of pixel areas, and a liquid crystal layer positioned on a pixel electrode and filling a microcavity. A height of the liquid crystal layer corresponding to the color filter having a first color is different from a height of the liquid crystal layer corresponding to the color filter having a second color.

Abstract: An AC light emitting device includes a first light emitting diode chip and a second light emitting diode chip, each of which has a plurality of light emitting cells on a single substrate. A first long-persistent phosphor is positioned on the first light emitting diode chip to perform wavelength conversion for a portion of light emitted from the first light emitting diode chip, and a second long-persistent phosphor is positioned on the second light emitting diode chip to perform wavelength conversion for a portion of light emitted from the second light emitting diode chip. The afterglow luminescence period of the second long-persistent phosphor is different from that of the first long-persistent phosphor.

Abstract: The present invention relates to a method and an architecture capable of efficiently providing a virtual desktop service. The service architecture for the virtual desktop service includes a connection broker for performing the management of virtual machines, a server monitoring function, and a protocol coordination function. A resource pool is configured to manage software resources that are transferred to a specific virtual machine in a streaming form at a predetermined time and that are executed on the specific virtual machine and to provide provision information about the managed software resources at the request of the connection broker, in order to provide an on-demand virtual desktop service. A virtual machine infrastructure is configured to support hardware resources, generate virtual machines in which the software of the user terminal is operated, and provide the virtual machines as virtual desktops.

Abstract: Provided is a virtual desktop service, and disclosed is a system for providing a server virtual machine, including: a client configured to receive allocation of a virtual machine for using a virtual desktop service; a connection broker configured to control a type of virtual machine to be allocated to be classified according to user terminal registration information of the client, any one operation server to be selected among a plurality of operation servers, and the virtual machine to be allocated; the plurality of operation servers configured to provide the client with a virtual machine under a control of the connection broker; and a shared storage configured to store data related to the client for providing the virtual machine, and provide the stored data to the operation servers, a method of providing a server virtual machine, and a server device supporting the same.

Abstract: A device and method for detecting touch delay time are disclosed. In one aspect, the device includes an event driver and a delay time measurement module. The event driver is configured to receive an interrupt signal generated by a touch on a touch screen panel, process a first system count value at a time when the interrupt signal is received as an interrupt generation time, and schedule a task corresponding to the interrupt signal. The delay time measurement module is configured to process a second system count value at a time when a task execution signal is transmitted to an application module as an application execution time, and calculate the touch delay time based on the difference between the interrupt generation time and the application execution time.

Abstract: A touch panel and manufacturing method thereof are disclosed. In one aspect, the touch panel includes a flexible substrate and a plurality of touch sensors formed over the flexible substrate. Each of the touch sensors includes a first conductive pattern, a second conductive pattern at least partially overlapping the first conductive pattern, and an insulating layer interposed between and electrically insulating the first and second conductive patterns. The insulating layer is formed at least in part of an elastic material and the distance between the first and second conductive patterns is configured to vary as the flexible substrate is bent.

Abstract: An optical semiconductor lighting apparatus including: a substrate in which a single LED chip or a plurality of LED chips are disposed; a first mold portion disposed on the substrate to cover the plurality of LED chips; and a second mold portion extending from an edge of the first mold portion and disposed on the substrate. The respective LED chips can improve adhesive strength with respect to the substrate through the first and second mold portions. Peeling, surface cracking and damage caused by moisture permeation can be prevented by the first and second mold portions. A fluorescent material included in the second mold portion can improve a wavelength conversion rate.