Abstract:
A semiconductor device and a method of fabricating the same are provided. The semiconductor device includes a multi-channel active pattern including germanium and an inner region and an outer region, the outer region formed along a profile of the inner region, and a germanium fraction of the outer region being smaller than a germanium fraction of the inner region. A gate electrode intersects the multi-channel active pattern.
Abstract:
Provided is a resource management system in a communication system including a plurality of systems having no right to use a first frequency band. The resource management system includes: a coexistence manager (CM) configured to manage the plurality of systems for the purpose of coexistence and frequency sharing of the plurality of systems in a frequency band available for the plurality of systems, when the available frequency band is detected in the first frequency band; a coexistence enabler (CE) configured to transmit and receive information of the plurality of systems and information of the CM; and a coexistence discovery and information server (CDIS) configured to support the CM to control the plurality of systems. The CM performs channel classification for the first frequency band based on channel information of the available frequency band, and allocates operating channels to the plurality of systems.
Abstract:
A multi-functional device comprising an image forming apparatus to form a printing image and a scanner module to scan an image. The scanner module includes an illuminator to illuminate a light to a document mount, a sensor unit to read an image information of an object placed on the document mount, and an imaging lens to focus the light reflected from the object onto the sensor unit. The illuminator includes a light source to emit light, a light guiding unit and changes a traveling path of the light emitted from the light source to illuminate the document mount, and a guide holder which comprises an installation part where the light guiding unit is installed, and a mounting part where the light source holder is mounted to provide the light source at least one side of the light guiding unit.
Abstract:
A system for managing resources in a communication system including a plurality of systems, which do not have a permission for a first frequency band, includes a plurality of coexistence managers configured to, when a frequency band available for the plurality of systems is searched from the first frequency band, manage the plurality of systems for coexistence and frequency sharing of the plurality of systems in the available frequency band; a coexistence enabler configured to transmit and receive information of the plurality of systems and information of the coexistence manager; and a coexistence discovery and information server configured to support control of the coexistence manager over the plurality of systems, wherein predetermined messages are transmitted and received among the coexistence discovery and information server, the plurality of coexistence managers and the coexistence enabler to discover neighbor systems among the plurality of systems.
Abstract:
Provided are a THz-wave generation/detection module and a device including the same, which increase heating efficiency and are miniaturized. The module includes a photomixer chip, a lens, a PCB, and a package. The photomixer chip includes an active layer, an antenna, and a plurality of electrode pads. The lens is disposed on the photomixer chip. The PCB includes a plurality of solder balls connected to the electrode pads, under the photomixer chip. The package surrounds a bottom and side of the PCB, and dissipates heating of the active layer, which is transferred from the electrode pad of the photomixer chip to the PCB, to outside.
Abstract:
Disclosed is a system for managing resources in a communication system including a plurality of systems not having permission a first frequency band, including: a coexistence manager managing the plurality of systems for coexistence and frequency sharing of the plurality of systems in available frequency bands when the available frequency bands by the plurality of systems are searched in the first frequency band; a coexistence enabler transmitting and receiving information of the plurality of systems and information of the coexistence manager; and a coexistence discovery and information server (CDIS) supporting a control of the coexistence manager for the plurality of systems.
Abstract:
A scanner module and an image scanning apparatus employ an illuminator that includes at least one light emitting diode, a light guide to change the direction of the light from the light emitting diode, and a light source holder to which the light emitting diode is mounted, the light source holder being positioned in relation to the light guide such that the light source holder covers an incidence face of the light guide, on which the light from the light source is incident, the surface of light source holder facing the incidence face reflecting light incident thereupon. The reflection of light by the light source holder reduces the possibility of leakage of light, and can enhance luminous intensity of light of the illuminator.
Abstract:
Provided are a spot size converter and a method of manufacturing the spot size converter. The method includes stacking a lower clad layer, a core layer, and a first upper clad layer on a substrate, tapering the first upper clad layer and the core layer in a first direction on a side of the substrate, forming a waveguide layer on the first upper clad layer and the lower clad layer, and etching the waveguide layer, the first upper clad layer, the core layer, and the lower clad layer such that the waveguide layer is wider than a tapered portion of the core layer on the side of the substrate and has the same width as that of the core layer on another side of the substrate.
Abstract:
The present invention relates to a composition for improving inflammatory disease, and more specifically to a composition for improving inflammatory disease able to improve inflammatory reactions and the barrier function of epithelial tissue such as the skin, to enhance aging resistance and skin elasticity and to prevent or treat aging. The present invention makes it possible to control inflammatory reactions by modulating the expression and modulating the activity of ABH antigens, and thus the composition of the present invention can be employed as a development marker for therapeutic agents designed to soothe or treat or help in the treatment of disease caused by inflammatory reaction in body tissue and notably the skin expressed by ABH antigens, and can be used in the development of external preparations and cosmetics containing external preparations designed for the purposes such as restoration of normal function and moisturization, wrinkle enhancement, whitening and elasticity recovery in skin through modulation of differentiation of keratinocytes and the skin barrier function.
Abstract:
An LED light emitting device and a method of driving the same are provided, and technology that can uniformly sustain the magnitude of a channel current flowing to a plurality of LED channels is disclosed. The LED light emitting device includes: a plurality of LED channels that are formed with a plurality of LED elements that are continuously connected in series; and a constant current source that controls each channel current flowing to the plurality of LED channels according to a predetermined channel reference current to be a predetermined setting channel current, wherein the constant current source includes a plurality of operating amplifiers that control the magnitude of each of the channel currents, and a feedback voltage generating according to a predetermined offset reference current is input to a second input terminal of an operating amplifier for an offset setting period that sets an offset voltage of the plurality of operating amplifiers, a reference voltage generating according to a channel reference current is input to a first input terminal of the operating amplifier, and an offset voltage of each of the plurality of operating amplifiers is set so that an actual channel current may be identical to a predetermined setting channel current.