Abstract: An ultra wide band (UWB) device and a detect and avoid (DAA) method thereof are provided. The UWB device includes a detect and avoid (DAA) module block which detects a strength of radio signals received in a plurality of channels and determines communicability of the channels; a multitone generation block which generates a plurality of frequencies corresponding to the plurality of the channels and outputs one of the plurality of frequencies; and a controller which controls the multitone generation block to generate frequencies of an available channel which is determined to be communicable by the DAA module block. The method includes detecting a strength of radio signals received in a plurality of channels; determining communicability of the channels according to the detected strength of the radio signals; generating frequencies corresponding to a channel which is determined to be communicable; and transmitting or receiving a signal using the generated frequencies.

Abstract: A system and a method of adjusting colors of print data are provided. The system includes a printer driver converting a document transmitted from an application program into print data suitable for a printer and transmitting the print data to the printer. A soft proofing unit applies a soft proofing process to the print data converted by the printer driver. A display unit displays the print data obtained through the soft proofing process. A color lookup table (CLUT) supplies a color adjustment value to the print data when the print data is processed in the soft proofing unit. A system and a method of adjusting colors of print data is also provided to allow a user to accurately predict and adjust the colors of a printout, thereby obtaining the printout having the desired colors.

Abstract: A multiple-input multiple-output (MIMO) antenna operable in a multiband includes a plurality of antenna elements each including a radiator radiating electromagnetic waves, a ground connected to the radiator, at least one switching element mounted in an area of lengthwise direction of the radiator and short-circuiting or opening the area of the radiator.

Abstract: Disclosed is a microorganism having an excellent ability to convert sterol into and rost-4-ene-3,17-dione (AD) and androsta-1,4-diene-3,17-dione (ADD), a method for preparation of the microorganism and use thereof, and more particularly, a mutant strain of Mycobacterium fortuitum ATCC 29472, Mycobacterium fortuitum EUG-119, a method for preparation of the mutant and use thereof in preparing AD and ADD. The mutant of the present invention has an excellent ability to convent sterol into AD and ADD which are steroid hormone precursors, compared with the known microorganisms and accordingly, is very useful for mass production of steroid hormones.

Abstract: A self-locking structure of a split roller bearing cage includes recesses, locker plates and locking projections. The recesses are defined in outer circumferential surfaces of opposite joint ends of two semicircular split roller bearing cage half-parts along horizontally inscribed tangential lines, that meet an outer circumference of the annular split roller bearing cage and intersect perpendicular with a split center axis of the annular split roller bearing cage. Recesses have widths and depths suitable to receive locker plates. The locker plates are horizontally attached to bottoms of the recesses defined in opposite joint ends of one of the cage half-parts. Locking projections are formed at bottoms of other recesses defined in opposite joint ends of the other cage half-parts to be coupled with respective locker plates. The two cage half-parts are aligned and engaged at their joint ends, forming a full circle. The locker plates can be automatically coupled to the locking projections.

Abstract: The present invention relates to a method for preparation of androst-4-ene-3,17-dione (AD) and androsta-1,4-diene-3,17-dione (ADD). More particularly, the present invention relates to a method for preparing AD/ADD, comprising the steps of: (a) heating sterols and emulsifier respectively, to dissolve completely and mixing to prepare a mixture; (b) placing the mixture in a water bath at 70˜90° C. and stirring to obtain emulsified sterols; and (c) adding the emulsified sterols to culture media of microorganism as a component. And the present invention relates to a method for preparing AD/ADD, comprising the addition of cyclodextrin-sterol complexes extracted from milk to culture media of microorganism as a component. The emulsified sterols and cyclodextrin-sterol complexes adopted in the present invention can be easily prepared and be effectively used for obtaining AD/ADD at a high yield.

Abstract: A vacuum cleaner having a discharge flow path, which reduces noise generated due to resistance of the flow path, and by a motor. The vacuum cleaner includes a body, a blower fan unit including a blower fan and a motor to generate suction force in the body, an inner case surrounding the blower fan unit and having an inner flow path formed therein, an outer case surrounding the inner case, and a discharge flow path formed between the inner case and the outer case to communicate with the inner flow path. The discharge flow path including a circulation flow path branched from the inner flow path to guide air discharged from the blower fan unit, and a bent flow path branched from the inner flow path to guide the air discharged from the blower fan unit, the air is thereby bent a number of times in the bent flow path.

Abstract: A vacuum cleaner has a discharge flow path and a discharged-air filter optimally positioned to reduce noise. The vacuum cleaner includes a body, a dust collection unit positioned in the body to filter foreign matter, a blower fan unit including a blower fan and a motor to generate suction force, an air vent through which air drawn into the body is discharged, and a discharge flow path to guide the air discharged through a discharge port of the blower fan unit to the air vent. The discharge flow path comprises a space defined between the dust collection unit and the blower fan unit.

Abstract: A cyclonic cleaner which includes a cyclone unit enabling a reduction of noise generated from the cyclone unit, and reduction in pressure loss by forming a smooth air flow. The cyclone unit includes a body having an air inlet and an air outlet, a primary cyclone to primarily separate foreign matter from air drawn through the air inlet, a plurality of secondary cyclones to secondarily separate foreign matter from air discharged from the primary cyclone and to discharge the air having the foreign matter removed therefrom through discharge holes of the secondary cyclones, and a noise reduction member positioned in the discharge hole of each secondary cyclone to reduce noise. The cyclone unit also includes a guide plate to allow the air discharged through the discharge holes of the secondary cyclones to be smoothly discharged through the air outlet.

Abstract: Disclosed is a mobile terminal with plural antennas. The mobile terminal with plural antennas, comprising a circuit board formed with a variety of elements, at least one first antenna formed on one surface of the circuit board to transmit and receive a radio signal for mobile communications, and at least one second antenna formed on the other surface of the circuit board to transmit and receive a radio signal for additional services. Accordingly, as the size of the mobile terminal does not necessarily increase to have plural antennas, the mobile terminal can be miniaturized.

Abstract: A mobile terminal is provided having an radio frequency identification (RFID) function and includes an antenna which transmits and receives a radio signal; a radio frequency identification matching circuit which changes an operating band of the antenna to a frequency band where an RFID radio signal is input and output; a communication module which processes a mobile communication radio signal transmitted and received via the antenna; and a switch which connects the antenna to either the communication module or the RFID matching circuit according to whether an RFID function is used or not. Accordingly, the compactness of the mobile terminal can be realized, and the RFID communication performance can be enhanced.

Abstract: A hermetic compressor capable of appropriately injecting oil from an eccentric unit of a rotating shaft in accordance with amounts required by respective regions. The hermetic compressor comprises a compression chamber in which a refrigerant is compressed, a piston to compress the refrigerant in the compression chamber, a rotating shaft to provide a drive force to advance or retreat the piston in the compression chamber, the rotating shaft having an oil path formed therein, a hollow eccentric unit to eccentrically rotate as the rotating shaft rotates, a bushing coupled to the eccentric unit and having a closed surface to close an opening of the eccentric unit, and an oil injection port formed at the bushing to determine an injection direction and injection degree of oil injected along an inner peripheral surface of the eccentric unit.

Abstract: A monopole antenna capable of implementing an MMIO system, which includes a ground part formed of plate metal, a monopole antenna element connected to one side of the ground part and formed of strips bent multiple times, an auxiliary antenna element connected to one side of the ground part and disposed adjacent to the monopole antenna element to electrically connect to the monopole antenna element, and a short-circuit part interconnecting the monopole antenna element and the auxiliary antenna element. Accordingly, the monopole antenna element is bent multiple times so that the antenna can become compact in less than half a width compared to the conventional antenna, and when the MIMO system is constructed, the interference between the respective antennas can be reduced so that the array antenna can become compact in size.

Abstract: Disclosed herein is a method of extracting three-dimensional building information using shadow analysis. In the method, an image of a building captured through a manmade satellite, an airplane or some other means, and metadata to be used for extraction of building information is received, the azimuth and altitude angles of a sun in an area of capture, and the azimuth and altitude angles of a camera are calculated. The contour of the roof of the building, the location and height of which are desired to be obtained, is extracted from the image. A height value is assigned to the extracted contour of the roof of the building, and the height value is adjusted until the assigned height value satisfies a predetermined condition. The vertical line and shadow of the building, which are based on the height value, is projected onto the image.

Abstract: According to the present invention, there is provided with a mold for injection molding comprising a first mold having a concave first molding surface; and a second mold having a convex second molding surface, the second mold being arranged to be spaced from the first mold for a cavity to be defined between the first and second molding surfaces. At this time, the second mold includes a plurality of unit molds coupled with and disassembled from each other, and protrusions of a predetermined shape are formed on the second molding surface. Therefore, a hemispherical molded product can be easily removed from the mold when injection molding the molded product with protrusions of a predetermined shape formed on an inner surface thereof.

Abstract: Provided are an electronic nose sensor array which can easily measure and process a sample using a personal information terminal and can be mass-produced, a sensor system including the same, a method of manufacturing the electronic nose sensor array, and a analysis method using the electronic nose sensor system. The sensor array comprises a plurality of sensing films which are formed on a side of a polymer substrate and react to chemical species to be analyzed, thereby changing their electric resistances, and a plurality of sensing electrodes, each of which contacts both ends of each of the sensing films and senses a change of one of the electric resistances.

Abstract: A portable computer and a method of controlling the same that can secure safety of circuit and system by interrupting or providing an output of power and/or image signal supplied to a display panel in accordance with results of sensing an operation of a locking unit.

Abstract: Disclosed is an OCB mode LCD device. The OCB mode LCD device includes a liquid crystal cell interposed between substrates, which are rubbed in a predetermined direction, an upper phase delay film aligned above the liquid crystal cell, an upper circular polarizing plate aligned below the upper phase delay film, a lower phase delay film aligned symmetrically to the upper phase delay film, and a lower circular polarizing plate aligned symmetrically to the upper circular polarizing plate and including an optical axis perpendicular to that of the upper circular polarizing plate. The optical axis direction of the polarizing plate is the same as the rubbing direction of the liquid crystal cell, thereby compensating for the phase delay caused by the liquid crystal molecules having the bend structure and realizing the completely dark state while ensuring wide viewing angle characteristics.

Abstract: The present invention is related to compositions for the induction of apoptosis containing phytosphingosine derivatives as effective components. The present invention is related to compositions for the induction of apoptosis containing Vit D3 or calcipotriol as an effective component in addition to phytosphingosine derivatives. The compositions of the present invention include pharmaceutical compositions or cosmetic compositions having an activity to induce apoptosis. The present invention offers a method of prevention or treatment of various skin diseases, various tumors, various cancers, etc. that may be prevented or cured by the induction of the activity of apoptosis in living bodies, which is comprised of the steps of administration of compositions for the induction of apoptosis containing phytosphingosine derivatives as effective components and irradiation of UVB to psoriatic lesions.

Abstract: An apparatus and method for automatically processing an image that displays changes to the image at the back of a display region on a window of the foremost software are provided. The method of automatically processing an image uses automatic image processing software which is executed in a graphical user interface (GUI) operating system which displays a plurality of windows on a monitor screen. The apparatus and method include capturing the image at the back of a display region on a window of the automatic image processing software; automatically performing a specific image process on the captured image; and displaying the processed image on the display region.