Patent application number | Description | Published |
20080297730 | Projector - A projector includes: a plurality of light sources for generating lights having different colors; a spatial optical modulator for performing a line-modulation of the lights; wavelength selection filters, disposed between the light sources and the spatial optical modulator, for transmitting or reflecting the lights according to light wavelengths; and a scanner for projecting the light incident from the spatial optical modulator in a line-scan scheme. | 12-04-2008 |
20090033880 | MOBILE COMMUNICATION TERMINAL HAVING PROJECTOR - A radiation structure of a mobile communication terminal having a projector which rapidly dissipates heat generated from the projector and other elements built into the terminal. The mobile communication terminal includes a projector implementing an image-projection function, and a projector cover, which is composed of a heat conductive material such that at least one inner surface thereof is brought into close contact with the projector so as to dissipate heat generated from the projector to the outside of the terminal. | 02-05-2009 |
20090096996 | HEAT RADIATION STRUCTURE FOR PORTABLE PROJECTOR - A heat radiation structure for a portable micro projector that enables efficient radiation of heat generated therein. A projector module irradiates light of high intensity using a lamp to project an image to an external screen. A thermally conductive plate having a plate-like shape, the projector module being attached to one surface of the thermally conductive plate to transfer heat generated in the projector module. A heat radiation case to which the thermally conductive plate to which the projector module is attached is coupled therein to emit the heat transferred through the thermally conductive plate outside. | 04-16-2009 |
20100231137 | LIGHT SOURCE DRIVING APPARATUS - A light source driving apparatus is disclosed which includes a power supply including a power supply terminal connected to a first path through which a power source is supplied to a light source and including a feedback terminal for receiving a feedback of the power source supplied to the light source, a feedback resistor connected to the feedback terminal, and a current divider for branching a current flowing into the first path and supplying the branched current to the feedback resistor. | 09-16-2010 |
20130044295 | PROJECTOR WITH OFFSET BETWEEN PROJECTION OPTICAL SYSTEM AND DISPLAY UNIT - A projector for projecting out lights forming an image on an external screen includes at least one light source configured to output a light; a display unit having a plurality of pixel elements and configured to form an image by controlling the pixel elements according to a driving signal; an illumination optical system having at least one lens and mirror arranged on a first optical axis, and configured to output the light output from the light source to the display unit through the mirror; and a projection optical system having at least one lens arranged on a second optical axis intersecting the first optical axis, and configured to externally output the light output from the display unit. A preset offset is provided between the second optical axis of the projection optical system and the central axis of the display unit. | 02-21-2013 |
Patent application number | Description | Published |
20080205252 | FERROELECTRIC INFORMATION STORAGE MEDIUM AND METHOD OF MANUFACTURING THE SAME - A ferroelectric information storage medium having ferroelectric nanodots and a method of manufacturing the ferroelectric information storage medium are provided. The ferroelectric information storage medium includes a substrate, an electrode formed on the substrate, and ferroelectric nanodots formed on the electrode, wherein the ferroelectric nanodots are separated from each other, and a plurality of the ferroelectric nanodots form a single bit region. | 08-28-2008 |
20080247085 | FERROELECTRIC HARD DISK SYSTEM - A ferroelectric hard disk device is provided and includes: a ferroelectric media having a bottom electrode and a ferroelectric layer disposed on the bottom electrode; and a head formed above the ferroelectric media, the head being operative to write and reproduce information on the ferroelectric layer. | 10-09-2008 |
20090168238 | INFORMATION STORAGE MEDIUM USING FERROELECTRIC, METHOD OF MANUFACTURING THE SAME, AND INFORMATION STORAGE APPARATUS INCLUDING THE SAME - Provided is an information storage medium using a ferroelectric, including a substrate having an amorphous crystal structure, an electrode layer formed on the substrate, and a ferroelectric layer in a (001) direction formed on the electrode layer. | 07-02-2009 |
20090220822 | FERROELECTRIC RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME - Provided are a ferroelectric recording medium and a method of manufacturing a ferroelectric recording medium. The method includes forming an electrode layer of a conductive material on a substrate, forming an intermediate layer of a dielectric material on the electrode layer, forming a source material layer on the intermediate layer, and forming a ferroelectric layer from the source material layer by performing an annealing process. | 09-03-2009 |
20120267703 | Information Storage Medium Using Nanocrystal Particles, Method of Manufacturing the Information Storage Apparatus Including the Information Storage Medium - Provided is an information storage medium using nanocrystal particles, a method of manufacturing the information storage medium, and an information storage apparatus including the information storage medium. The information storage medium includes a conductive layer, a first insulating layer formed on the conductive layer, a nanocrystal layer that is formed on the first insulating layer and includes conductive nanocrystal particles that can trap charges, and a second insulating layer formed on the nanocrystal layer. | 10-25-2012 |
20120294065 | VARIABLE RESISTANCE MEMORY DEVICE AND METHOD OF FABRICATING THE SAME - According to an example embodiment, a variable resistance memory device includes a lower electrode that includes a spacer-shaped first sub lower electrode and a second sub lower electrode covering a curved sidewall of the first sub lower electrode. The second sub lower electrode extends upward to protrude above the top of the first sub lower electrode. The lower electrode includes an upward-tapered shape. | 11-22-2012 |
20120294137 | FERROELECTRIC READ HEAD - An apparatus can include a read head formed in a semiconductor layer of an air bearing surface, the read head comprising a channel region formed between a source and drain which are doped to a higher conductivity than the channel region; wherein the channel region is configured to generate a charge carrier depletion region in response to a first ferroelectric dipole direction, and to accumulate charge carriers in response to a second ferroelectric dipole direction. | 11-22-2012 |
20130043530 | DATA STORING DEVICES AND METHODS OF FABRICATING THE SAME - A data storing device may include a substrate, transistors on the substrate that include gate line structures, and conductive isolation patterns defining active regions of the transistors. Each conductive isolation pattern includes at least one portion buried in the substrate and the conductive isolation patterns are electrically connected with each other. | 02-21-2013 |
20130126814 | SEMICONDUCTOR DEVICES HAVING MULTI-WIDTH ISOLATION LAYER STRUCTURES - According to example embodiments, there is provided a semiconductor device including a substrate and an isolation layer structure. The substrate includes an active region having an upper active pattern and a lower active pattern on the upper active pattern. The active region has a first aspect ratio larger than about | 05-23-2013 |
20130221306 | VARIABLE RESISTIVE MEMORY DEVICE - A variable resistive memory device capable of reducing contact resistance by including a contact layer having low contact resistance, the variable resistive memory device including a substrate comprising an active region; a gate line on the substrate; a first contact layer electrically connected to the active region; a memory cell contact plug electrically connected to the first contact layer; and a variable resistive memory cell electrically connected to the memory cell contact plug, wherein the first contact layer has less contact resistance with respect to the active region than the memory cell contact plug. | 08-29-2013 |
20140021551 | SEMICONDUCTOR DEVICES AND METHOD OF MANUFACTURING THE SAME - Disclosed are semiconductor devices and methods of manufacturing the same. The semiconductor device includes active portions defined in a semiconductor substrate, a device isolation pattern in a trench formed between the active portions, a gate electrode in a gate recess region crossing the active portions and the device isolation pattern, a gate dielectric layer between the gate electrode and an inner surface of the gate recess region, and a first ohmic pattern and a second ohmic pattern on each of the active portions at both sides of the gate electrode, respectively. The first and second ohmic patterns include a metal-semiconductor compound, and a top surface of the device isolation pattern at both sides of the gate recess region is recessed to be lower than a level of a top surface of the semiconductor substrate. | 01-23-2014 |
20140054721 | SEMICONDUCTOR DEVICES AND METHODS OF FABRICATING THE SAME - A semiconductor device, and a method of fabricating the same, include a substrate including two-dimensionally arranged active portions, device isolation patterns extending along sidewalls of the active portions, each of the device isolation patterns including first and second device isolation patterns, gate patterns extending across the active portions and the device isolation patterns, each of the gate patterns including a gate insulating layer, a gate line and a gate capping pattern, and ohmic patterns on the active portions, respectively. Top surfaces of the first device isolation pattern and the gate insulating layer may be lower than those of the second device isolation pattern and the gate capping pattern, respectively, and the ohmic patterns may include an extending portion on the first insulating layer. | 02-27-2014 |
20140322888 | VARIABLE RESISTANCE MEMORY DEVICE AND METHOD OF FABRICATING THE SAME - According to an example embodiment, a variable resistance memory device includes a lower electrode that includes a spacer-shaped first sub lower electrode and a second sub lower electrode covering a curved sidewall of the first sub lower electrode. The second sub lower electrode extends upward to protrude above the top of the first sub lower electrode. The lower electrode includes an upward-tapered shape. | 10-30-2014 |
20150035096 | MAGNETIC MEMORY DEVICE AND METHOD OF FABRICATING THE SAME - Provided are a magnetic memory device and a method of fabricating the same. The device may include a cell selection device, a magnetic tunnel junction (MTJ), and a lower electrode connecting them. The lower electrode may include a vertical portion and a horizontal portion laterally extending from a side surface of the vertical portion. In the lower electrode, the vertical portion has a top surface higher than the horizontal portion and has a top surface including at least two parallel sides and other side at an angle thereto. The MTJ may be provided on the vertical portion of the lower electrode. | 02-05-2015 |
20150061054 | MAGNETIC MEMORY DEVICE - A magnetic memory device is provided. The magnetic memory device may include a plurality of word lines extending along a direction crossing a plurality of active regions and at least one source line connected to a plurality of first active regions arranged on a level that is lower than the upper surface of a substrate. A plurality of contact pads may be connected to a plurality of second active regions and a plurality of buried contact plugs may be connected to the plurality of second active regions via the plurality of contact pads. Said buried contact pads may further be arranged in a hexagonal array structure. A plurality of variable resistance structures may be connected to the plurality of second active regions and arranged in a hexagonal array structure. | 03-05-2015 |
Patent application number | Description | Published |
20130083301 | REFLECTION APPARATUS AND BEAM PROJECTOR HAVING THE SAME - A reflection apparatus for a beam projector, and a beam projector including the reflection apparatus are provided. The reflection apparatus reflects and projects incident light from a projection optical system of the beam projector to an external surface, and includes a first mirror for reflecting the incident light from the projection optical system, and a second mirror that receives the light reflected from the first mirror and reflects the received light to the external surface. | 04-04-2013 |
20130100419 | BEAM PROJECTOR WITH EQUALIZATION LENS - A projector for projecting light forming an image on an external screen to outside of the projector includes a display panel provided with a plurality of pixel elements, and configured to form an image by controlling the pixel elements according to a driving signal, an illumination optical system provided with an equalization lens and a mirror arranged on a first optical axis, and configured to output light penetrating the equalization lens to the display panel through the mirror, and a projection optical system provided with at least one lens arranged on a second optical axis, and configured to output light reflected from the display panel to the outside, wherein an alignment axis of the equalization lens forms an angle of inclination with the second optical axis. | 04-25-2013 |
20140160441 | ILLUMINATION OPTICAL SYSTEM FOR BEAM PROJECTOR - An illumination optical system for a beam projector includes: a light source; a color conversion unit having at least one fluorescent substance layer that reflects a light from the light source or converts the light emitted from the light source to a wavelength-converted light; and a dichroic mirror that causes the light emitted from the light source to be incident on the color conversion unit. Lights reflected or emitted by the conversion unit and having different wavelengths are incident on a display panel through the same path. In the illumination optical system, a light emitted from one light source can be processed to produce red, green and blue lights which can be in turn incident on the display panel through the same optical path of the light reflected or emitted by the conversion unit. | 06-12-2014 |