摘要:
PURPOSE: A mask washing device is provided to improve the washing efficiency of a mask by washing the mask by using the inertia of bubble with the reaction of washing liquid chemical. CONSTITUTION: Washing liquid chemical(11) is stored in a washing bath(10). A mask(41) is inserted into a washing liquid chemical of the washing bath. A jig(40) fixes the mask. The jig includes a rotary shaft(42) which slopes a window frame with external driving power and a gripper. A pair of a bubble nozzle units(20) sprays bubble to both surfaces of the mask.
摘要:
PURPOSE: A remote control apparatus and image display apparatus are provided to operate a touch pen mode by simply activating a remote control apparatus by sensing the rotation of a rotary ball. CONSTITUTION: An optical sensor(710) senses light. The optical sensor outputs a timing signal by sensing the light. A rotary ball(780) is attached to a front end of the optical sensor. A pressure sensing unit(790) senses the pressure of the rotary ball. A control unit(280) activates a remote controller(200) based on a pressure sensing signal. The control unit operates a touch pen mode in the remote control apparatus. [Reference numerals] (221) RF module; (280) Control unit; (400) Pointing signal processing apparatus; (715) Amplification unit; (720) Comparison unit; (730) Antenna; (760) Antenna; (765) RF module; (790) Pressure sensing unit
摘要:
PURPOSE: A manufacturing method of phosphor powder is provided to provide oxynitride-based or nitride-based phosphor powder emitting blue to yellow excitation light in a range of blue ray to ultra violet ray, and having excellent luminous efficiency and temperature performance even in high temperatures. CONSTITUTION: A manufacturing method of phosphor powder comprises a step of obtaining precursor by impregnating aqueous solution comprising divalent metal salt for forming Si-based oxynitride group through hydrothermal synthesis at 80-200 °C; and a step of primary sintering the precursor at 300-800 °C under oxygen-containing atmosphere; a step of secondary sintering under ammonia- or nitrogen-containing atmosphere at 900-1400 °C.
摘要:
PURPOSE: A touch screen panel and a display device including the same are provided to increase static electricity vulnerability of a connectivity pattern by separating a metal pattern. CONSTITUTION: A first sensing cell(132) is arranged on the transparent substrate according to the first direction. A first connection pattern(134) connects the adjacent first sensing cell. A second sensing cell(142) is separated from the first sensing cell and is arranged on the transparent substrate. A second connection pattern(144) connects the second sensing cell. The first connection pattern includes metal patterns(136) and dummy transparent patterns.
摘要:
PURPOSE: A roll printing apparatus is provided to closely attach a silicon part surrounding a roll part to the roll part in a blanket roll. CONSTITUTION: A roll printing apparatus includes a gravure roll(100), a blanket roll(200), a roller part, a silicon part, and a doctor blade(300). A pattern is formed in the outer circumference of the blanket roll. The blanket roll is placed on one side of the gravure roll. The blanket roll transfers a pattern of the gravure roll on a substrate(400). The roller part comprises a cutting unit in which a fixed space is formed. A pattern is transferred from the gravure part to the silicon part surrounding the circumference of the roll part. The fixing unit pulls the silicon part in one direction with a uniform elastic force.
摘要:
A clear dielectric containing titanium oxide and a manufacture method thereof are provided to ensure high visible light transmission rate and low glass-transition temperature as well as proper dielectric constant without the use of lead and bismuth. A method for manufacturing a clear dielectric containing titanium oxide comprises the following steps of: mixing 8-40wt% of titanium oxide powder(TiO2), 15-50wt% of boron oxide powder(B2O3) and 8-40wt% of sodium oxide powder(Na2O); heat-treating and fusing the mixed powder to induce a chemical reaction; and cooling the fused material and making the material powder. In the mixing step, zinc oxide(ZnO) is additionally added. In the mixing step, silicon oxide(SiO2) is additionally added. The clear dielectric is used for plasma display panels.
摘要:
A manufacturing method of a filter for shielding electromagnetic interference and a manufacturing method of a display device including the filter use the offset printing method which is more simple and inexpensive and maximize the electromagnetic wave shielding effect of the display device. A manufacturing method of a filter for shielding electromagnetic interference comprise a step for providing a gravure roll(55) in which a mesh type groove(551) is formed, a step for charging conductive paste(10a) into the groove, a step for providing a blanket roll(57) which faces the gravure roll and rotates in the opposite direction of the gravure roll, a step for transferring the conductive paste on the blanket roll with the rotating gravure roll, a step for providing a glass substrates(20), a step for coating the conductive paste on the glass substrates with the blanket roll moving on the glass substrates, and a step for forming a shielding member consisting of a monolayer shielding electromagnetic wave on the glass substrates by plasticizing the conductive paste.
摘要:
A flat panel display device and a fabrication method thereof are provided to improve the transmittance of the visible light by preventing the electron from being charged on the surface of phosphor layer. A flat panel display device comprises a first and second substrates(110,120) which are arranged opposite to each other; a plurality of barrier ribs(113) arranged between the first and second substrates in order to define the discharge cells; a first electrode(131) formed in the first substrate; a second substrate(132) formed in the second substrate; a third electrode(133) formed on the first electrode; a first electron accelerate layer(140) which is formed between the first electrode and the third electrode, and releases a first electron beam into the cell; and a phosphor layer formed on the inside surface of the cell.