Patent application number | Description | Published |
20090033610 | LIGHT EMISSION DEVICE, DISPLAY USING THE LIGHT EMISSION DEVICE, METHOD OF DRIVING THE LIGHT EMISSION DEVICE, AND METHOD OF DRIVING THE DISPLAY - A light emission device includes a substrate, a plurality of scan lines on the substrate, a plurality of column lines on the substrate, and a plurality of light emission pixels at crossings between the scan lines and the column lines. Corresponding pixels of the plurality of light emission pixels connected to a common scan light are classified into at least first and second groups, and a timing of a first period for which a first light emission data signal is transmitted to the first light emission pixels is different from a timing of a second period for which a second light emission data signal is transmitted to the second light emission pixels. | 02-05-2009 |
20090033615 | LIGHT EMISSION DEVICE, DISPLAY USING THE LIGHT EMISSION DEVICE, METHOD OF DRIVING THE LIGHT EMISSION DEVICE, AND METHOD OF DRIVING THE DISPLAY - A light emission device, a display using the light emission device, and a method of driving the light emission device are provided. The light emission device includes a plurality of scan lines for transmitting a plurality of scan signals, a plurality of column lines for transmitting a plurality of light emission data signals, a plurality of light emission pixels defined by the scan and column lines, and an anode electrode for receiving an anode voltage. The scan signal is transmitted to the light emission pixels in response to a first scan-on voltage and a first scan-on-time and one of the first scan-on voltage and the first scan-on-time increases when the anode current flowing along the anode electrode is less than a first reference current. | 02-05-2009 |
20090129062 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS ITS LIGHT SOURCE - A light emission device capable of enhancing its luminance and durability and a display device utilizing the light emission device as a light source. The light emission device includes first and second substrates facing each other, cathode electrodes arranged on the first substrate and extending in a first direction, gate electrodes arranged above the cathode electrodes and extending in a second direction crossing the first direction, a plurality of electron emission regions electrically coupled to the cathode electrodes, and a light emission unit provided on the second substrate and including an anode electrode and a phosphor layer. The first substrate has an active area and a non-active area surrounding the active area, and a total area of the electron emission regions on the first substrate is between about 2 and about 26% of the active area. | 05-21-2009 |
20090175027 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE SAME AS LIGHT SOURCE - A light emission device for simplifying a structure of an electron emission unit and a manufacturing process thereof is provided. A display device using the light emission device as a light source is also provided. The light emission device includes a vacuum panel having a first substrate and a second substrate facing each other. A sealing member is between the first and second substrates. Recesss portions each have a depth into a side of the first substrate facing the second substrate. Cathode electrodes are in corresponding recesses. Electron emission regions are on corresponding cathode electrodes. A gate electrode is fixed at one side of the first substrate at a distance from the electron emission regions. A light emission unit is at one side of the second substrate. The gate electrode includes a mesh unit having openings for passing through an electron beam and a supporting member surrounding the mesh unit. | 07-09-2009 |
20090189508 | BACKLIGHT UNIT - A backlight unit includes a base substrate and a first electrode which is formed on the base substrate in a line. An electron emission layer is formed on the first electrode in the substantially same pattern as the first electrode. A second electrode supporter is formed on the base substrate and disposed on sides of the first electrode and the electron emission layer. A second electrode is formed on the second electrode supporter and has an aperture pattern. A third electrode is formed on the front substrate for accelerating electrons emitted from the electron emission layer. A phosphor layer is formed on the third electrode responsive to electrons accelerated by the third electrode. | 07-30-2009 |
20100085592 | IMAGE FORMING APPARATUS AND WARMING UP METHOD THEREOF - An image forming apparatus having a plurality of operations and a warming up method thereof, the image forming apparatus including: a user interface to receive a setting of a usage right of a user for a plurality of operations of the image forming apparatus and a login of the user while the image forming apparatus is in a power save mode; and a controller to perform a warming up for at least one operation corresponding to the usage right according to the login. | 04-08-2010 |
20100141115 | Light Emission Device and Display Device Using Same as Light Source - A light emission device including: first substrate and second substrates facing each other with a vacuum region therebetween; an electron emission region at a surface of the first substrate facing the second substrate; a driving electrode at the surface of the first substrate and for controlling an amount of electrons emitted from the electron emission region; an anode at a surface of the second substrate facing the first substrate; a phosphor layer on one surface of the anode and for receiving the electrons emitted from the electron emission region; and a reflective layer covering the phosphor layer, wherein the reflective layer comprises a first reflective layer comprising Al and a second reflective layer comprising Ag. Here, the light emission device according an embodiment of the present invention to the present invention has a reflective layer that is highly reflective, so as to improve cathode luminous efficiency of the phosphor layer. | 06-10-2010 |
20100141568 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a liquid crystal panel having a color filter including a red filter, a transparent filter, and a blue filter, and a backlight panel at a rear of the liquid crystal panel. The backlight panel includes electron emission regions and a phosphor layer that emits light when excited by electrons emitted from the electron emission regions. The phosphor layer includes a first phosphor layer having a red phosphor and a blue phosphor, and a second phosphor layer having a green phosphor. The backlight panel is configured to emit light from the first phosphor layer and the second phosphor layer sequentially. | 06-10-2010 |
20110047450 | METHOD OF PROVIDING DOCUMENT BOX AS WEB PAGE AND IMAGE FORMING APPARATUS TO PERFORM THE SAME - A method of providing at least one document box as a web page includes creating at least one document box, storing at least one document in the at least one created document box, creating a web page to correspond to the at least one document box, converting the at least one document stored in the at least one document box into image data having an image form to represent the at least one document as the web page, and providing at least one of the created web page and the converted image data in response to a request of a client. | 02-24-2011 |
20110134306 | CAMERA MODULE - A camera module is disclosed. In accordance with an embodiment of the present invention, the camera module includes a lens unit, an image sensing unit, which converts light received through the lens unit to an electrical signal, a housing, which supports the lens unit, and a shield can, which supports a lower side of the housing and is made of a conductive metallic material so as to shield an electromagnetic wave. | 06-09-2011 |
20110134307 | CAMERA MODULE - A camera module is disclosed. In accordance with an embodiment of the present invention, the camera module includes a lens unit, an image sensing unit, which converts light received through the lens unit to an electrical signal, and a shield can, which supports the lens unit and is made of a conductive metallic material so as to shield an electromagnetic wave. | 06-09-2011 |
20110141338 | CAMERA MODULE - A camera module is disclosed. The camera module in accordance with an embodiment of the present invention includes a housing, which has a hollow part formed therein, a lens module, which has a lens and is installed in the hollow part of the housing in such a way that the lens module can reciprocate in a direction of an optical axis, and a foreign substance pan, which is coupled to the lens module and disposed to correspond to a gap formed between the housing and the lens module and in which foreign substance has passed through the gap being settled on the foreign substance pan. Therefore, since the entered foreign substance or the generated foreign substance is prevented from approaching an image sensor, etc., defect caused by the foreign substance can be prevented. | 06-16-2011 |
20110216893 | IMAGE FORMING APPARATUS AND NOTIFICATION METHOD OF RECEIVING DATA BY FAX - An image forming apparatus is provided that includes a fax unit which receives fax data; a communication interface which searches for connectable control points; an address management unit which selects a control point to be notified of fax reception information from among the searched control points; and a DLNA stack unit which notifies the selected control point of the fax reception information through the communication interface. | 09-08-2011 |
20120319561 | FIELD EMISSION PANEL, LIQUID CRYSTAL DISPLAY AND FIELD EMISSION DISPLAY HAVING THE SAME - A field emission panel, a liquid crystal display and a field emission display having the same are provided. The field emission panel includes a lower plate emitting electrons and an upper plate generating white light or a color image through collision with the electrons. The lower plate includes plural field emission elements, plural cathode electrodes and plural gate electrodes forming an electric field for electron emission from the electron emission elements, and a glass plate supporting the electron emission elements, the cathode electrodes, and the gate electrodes. The gate electrodes are arranged on an upper surface of the glass plate, and the glass plate has plural accommodation grooves for accommodating the plural electron emission elements and the plural cathode electrodes. | 12-20-2012 |
20120320285 | FIELD EMISSION APPARATUS AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - A field emission apparatus, liquid crystal display and television are provided, the field emission apparatus including a cathode plate; a side frame disposed around a perimeter of the cathode plate; an anode plate disposed parallel to the cathode plate; an anode electrode disposed on the anode plate; a connection electrode which is disposed between the anode plate and the side frame, the connection electrode comprising a first end portion in contact with the anode electrode, and a second end portion disposed outside the side frame; and a supporting member which supports the first end portion of the connection electrode. | 12-20-2012 |
20130036333 | IMAGE FORMING APPARATUS, METHOD OF NOTIFYING ERROR, AND COMPUTER-READABLE RECORDING MEDIUM THEREFOR - An image forming apparatus includes a storage unit to store correlation information between a type of error that occurs in the image forming apparatus and user information, an error detection unit to detect an error of the image forming apparatus, a search unit to search for user information corresponding to the detected type of error according to the correlation information, and a notification unit to notify an occurrence of the error using the searched user information. | 02-07-2013 |
20140285064 | VIBRATION GENERATING APPARATUS - There is provided a vibration generating apparatus including a vibration transferring member transferring vibrations to outside the vibration generating apparatus, an elastic member having one or more end portions fixed to the vibration transferring member, a mass body vibrating in response to vibrations of the elastic member, and a piezoelectric element installed on one surface of the elastic member so as to be disposed to face the mass body. A lower surface of the mass body has step parts in order to prevent contact between the mass body and the piezoelectric element. The lower surface of the mass body in which the step parts are formed and the piezoelectric element are disposed so as to be spaced apart from each other by a predetermined distance. | 09-25-2014 |
20140306577 | VIBRATION GENERATING APPARATUS - There is provided a vibration generating apparatus including: a bracket having a circular plate shape; a vibration member having a lower edge portion of a central portion fixed to the bracket and having a closed curved line shape; a piezoelectric element fixed to a lower surface of the vibration member among inner surfaces of the vibration member and deformed when power is applied thereto; and a mass body fixed to the inner surfaces of the vibration member and disposed to face the piezoelectric element. | 10-16-2014 |
20140346926 | VIBRATION GENERATING APPARATUS AND ELECTRONIC APPARATUS INCLUDING THE SAME - A vibration generating apparatus may include a housing having an internal space, an elastic member mounted in the internal space, a piezoelectric element having one surface thereof mounted on the elastic member, and a mass body fixed to the other surface of the piezoelectric element by a buffering adhesive. | 11-27-2014 |