Abstract:
A multimedia contents servicing apparatus and method, and a multimedia contents servicing system having the same are provided to display additional information about multimedia content inputted by the user or/and other users while reproducing the multimedia content and to move to the desired section easily by showing other multimedia contents including the same information. A multimedia contents servicing method is as follows. A multimedia content is reproduced(100). If additional information display command is inputted, additional information added in the reproduced section is displayed on a screen. Sorting items of the additional information are displayed while reproducing the multimedia content(102). If the sorting item is selected while displaying the additional information, additional information classified by the selected sorting item is displayed.
Abstract:
A mask handling apparatus is provided to facilitate mask handling and to reduce weight of a mask handling apparatus by including a pillar shape of a hollow type in order to arrange a wire inside a supporting pillar of a main body. A main body(100) includes a main body supporting pillar(110), a main body connection part(120), and a main body end part(130). The main body supporting pillar has a pillar shape of a hollow type in order to arrange a wire. A plurality of arms(200a,200b) is branched from the main body, and is separated each other. A plurality of clamps(300a,300b) includes an inner side and a switch. Each clamp is arranged in the arms. The switch is protruded from the inner side. A loading display part(530,540) is connected to a plurality of switches. A mask is clamped in a plurality of clamps. The loading display part generates a loading signal in case the mask is contacted with a plurality of switches.
Abstract:
A nano resonator tuning a frequency by using DC power is provided to control a vibration frequency of a resonator according to the variation of the DC voltage. A beam with a sandwich structure is fixed on a silicon wafer(200). The beam with the sandwich structure generates the mechanical vibration according to the alternating current and the applied magnetic field. The AC power source(220) applies the AC voltage in both ends of the beam with the sandwich structure. The DC power source(230) applies the DC voltage in both ends of the beam with the sandwich structure. The beam with the sandwich structure includes a silicon carbide beam(211), a first metallic conductor(212) and a second metallic conductor(214). The first metallic conductor is deposited on the silicon carbide beam. Both ends of the first metallic conductor are connected to the AC power source. The second metallic conductor is deposited on the first metallic conductor. Both ends of the second metallic conductor are connected to the DC power source.
Abstract:
A light emitting diode, a method for manufacturing the same, and a liquid crystal display apparatus are provided to form a quantum pattern including a seed pattern and an active pattern. A light emitting diode includes an n-type GaN semiconductor layer(110), a quantum pattern(120), and a p-type GaN semiconductor layer(150). The quantum pattern includes a seed pattern(130) containing indium of a first atomic ratio and prepared on the n-type GaN semiconductor layer, and an active pattern(140) containing indium of a second atomic ratio lower than the first atomic ratio. The p-type GaN semiconductor layer is prepared over the quantum pattern. The seed pattern is arranged at regular intervals and has a semispherical shape. The active pattern covers the seed pattern and is separated therefrom. The first atomic ratio is greater than 50 %. The second atomic ratio is less than 5 %. A cover layer is arranged between the active pattern and the p-type GaN semiconductor layer.
Abstract:
A backlight assembly and a flat panel display having the same are provided to prevent the bias of current in the case of adopting a parallel driving method by using a hybrid lamp of which one side is formed of a heat cathode electrode and the other side is formed of an external electrode. A backlight assembly comprises hybrid lamps(760), an inverter, a frame mode side(780), and a diffusion plate(740). A heat cathode electrode is formed at the one end of each hybrid lamp, and an external electrode is formed at the other end. The inverter supplies driving voltage to the hybrid lamps. The frame mode side fixes the hybrid lamps. The diffusion plate diffuses the light provided from the hybrid lamps.
Abstract:
An HCFL(Hot Cathode Fluorescent Lamp), a backlight assembly having the HCFL, and a flat panel display device are provided to prevent a concentration of a current during a parallel-driving process without using a separate balance board by using a 3-layer filament as an electrode. An HCFL includes a power input line, a glass tube, and filaments(763). An inertia gas fills the glass tube. The filaments are formed at both ends of the glass tube, receive a current through the power input line, and emit hot electrons. The filament is formed in a 3-layer configuration having a tungsten core(763a), a dielectric film(763b), and an electron emission layer(763c). The dielectric film encloses the tungsten core. The electron emission layer encloses the dielectric layer.
Abstract:
A light source device and an LCD having the same are provided to reduce voltage, applied so as to drive a light source, by activating discharge according as an electric field within a lamp main body is enhanced, and improve discharge action by ferroelectric particles according as discharge active material increases the amount of electrons emitted during a discharge process. A lamp main body receives discharge gas, and has a light emitting area and an electrode area. An electrode is formed in the outside of the lamp main body corresponding to the electrode area. A ferroelectric layer(325) is overlapped with the electrode as leaving a space for the lamp main body. The ferroelectric layer includes ferroelectric particles including one of Pb(Zr,Ti)O3, PbTiO3, and BaTiO3. Discharge active material(326) including MgO is used on the surface of the ferroelectric particle. The discharge active material increases the amount of secondary electrons emitted during a discharge process.
Abstract:
A backlight assembly and an LCD having the same are provided to enable a side mold to fix a lead line to a connection terminal through a lead line fixing unit as covering lamp sockets, thereby integrating two separated processes into one. Plural lamps(300) are received in a receiving vessel in parallel to each other. In the end part of the lamps, a lead line(310) is formed. Lamp sockets(400) fix the end part of the lamps and have a connection terminal(424) for applying driving power to the lead line. A side mold(500) comprises a cover body(510) for covering the lamp sockets, and a lead line fixing unit(520). The lead line fixing unit is formed within the cover body, and electrically fixes the lead line to the connection terminal.
Abstract:
A backlight unit and an LCD device having the same are provided to manufacture a ratio of length of a long diameter and a short diameter in 1 to 3 or 1 to 4 in a discharge space and manufacture the short diameter in 0.5mm or 1.8mm, thereby improving the optical efficiency of a surface light source. An LCD(Liquid Crystal Display) device comprises an LCD panel and a light source unit(420). The light source unit supplies light to the rear of the LCD panel and has a discharge space(429). The section of the discharge space is a round shape with a long diameter(d2) and a short diameter(d1). A ratio of length of the long diameter and the short diameter is 1 to 3 or 1 to 4.
Abstract:
A synchronous semiconductor memory device for high frequency operation is provided to perform latency control operation stably at the high frequency operation, by increasing sampling margin in an output control signal generation part. According to a synchronous semiconductor memory device, an output control signal generation part(320) generates a delayed internal clock signal by delaying an N-divided internal clock signal, first and second sampling clock signals delaying the internal clock signal, a first output control clock signal dividing the internal clock signal and controlling to output data by being synchronized with an external clock signal, and an output control signal corresponding to a signal delaying a read information signal as much as time according to CAS latency in response to a CAS latency signal. A data output buffer(355) outputs internal data by buffering the internal data, in response to the output control signal and the first output control clock signal.