| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 348748000 | With cooling device | 13 |
| 20080278637 | System and Method for Light Source Power Control - The disclosed embodiments relate to a system and method for light source power control. More specifically, there is provided a method of controlling a display device ( | 11-13-2008 |
| 20100039570 | PROJECTION TYPE IMAGE DISPLAY DEVICE - A diaphragm control angle calculating portion | 02-18-2010 |
| 20110134343 | VIDEO PROJECTOR - A video projector includes a shell case, which accommodates optical components, and a cooling system, which directs ambient air toward the optical components. The cooling system includes a turbulent flow generator arranged in an intake duct. The turbulent flow generator includes a diagonal upstream surface that smoothly changes the direction of an air flow and generates a turbulent flow at the downstream side of the turbulent flow generator. Fine dust particles suspended in the turbulent flow adheres on a downstream surface of the turbulent flow generator and are removed from the air flow. | 06-09-2011 |
| 20120081617 | PROJECTOR - A projector is disclosed. The present invention relates to a projector that is able to radiate heat generated in a display device converting a video signal into a projected image. | 04-05-2012 |
| 20120229710 | PROJECTION DISPLAY DEVICE - Provided is a projection display device that projects light modulated based on a video signal. The projection display device includes light source | 09-13-2012 |
| 20120327316 | PROJECTION DISPLAY DEVICE - Disclosed is a projection display device that modulates light emitted from a light source by a video device to project it. The projection display device includes: a heat sink including a plurality of fins on a rear surface side; the video device disposed on the front surface side of the heat sink to be thermally connected to the heat sink; a centrifugal fan that sucks air through spaces between the plurality of fins included in the heat sink; and a first duct that guides the air discharged from the centrifugal fan to the light source. | 12-27-2012 |
| 20130002969 | VIDEO PROJECTOR - A video projector includes a cooling system arranged in a frame accommodating an optical component. The cooling system includes an ambient air drawing unit and a cooling fan. The ambient air drawing unit includes an inlet, through which the ambient air is drawn into the frame, an air filter arranged facing the inlet, and a case that accommodates the air filter and forms an air passage extending from the inlet to an exit side of the air filter. The cooling fan sends the ambient air, which is drawn in by the ambient air drawing unit, to the optical component. The ambient air drawing unit is formed to be movable to a position outside the frame so that the air filter is replaceable in a state in which the ambient air drawing unit is moved to the position outside the frame. | 01-03-2013 |
| 20140184925 | Integrated Projector System - A projector includes a first serial advanced technology attachment connector, a latch, a switch, and a communication module. The first serial advanced technology attachment connector is configured to connect with a second serial advanced technology attachment connector located within a computer. The latch is configured to extend from the projector and to disconnect the first serial advanced technology attachment connector from the second serial advanced technology attachment connector. The switch is in communication with the latch, and is configured to close when the latch is extended. The communication module is in communication with the switch and with the first serial advanced technology attachment connector. The communication module is configured to provide power to a radio link, to initiate communication with the computer via the radio link, to receive an image from the computer, and to display the image. | 07-03-2014 |
| 20150085197 | VIDEO DISPLAY DEVICE - A video display device includes a laser beam source module including a laser beam source emitting a laser beam and a laser beam source drive unit supplying power to the laser beam source, and an image generation unit generating a desired display image from the laser beam. The laser beam source module includes a substrate having the placed laser beam source and improved thermal conductivity, a temperature measurement member measuring a temperature of the substrate, a temperature adjustment member contacting the substrate and adjusting the temperature of the substrate, a circuit substrate electrically connecting the temperature measurement member and the laser beam source. Moreover, the circuit substrate is disposed on a rear surface opposite to a placement surface on which the laser beam source is placed, the temperature measurement member is mounted on the circuit substrate, and a portion of the temperature measurement member is connected to the substrate. | 03-26-2015 |
| 20160021349 | OPTICAL MODULE AND PROJECTION IMAGE DISPLAY DEVICE - An optical module has light source mounting parts that include a reinforcement plate for a circuit board on which a light source is mounted, and is attached to a lateral surface of a housing. The optical module includes a protrusion and a thermally conductive member. The protrusion is formed on the outer circumference of the lateral surface of the housing. The thermally conductive member includes a first surface and a second surface. The first surface is thermally conductively connected to a surface of the reinforcement plate. The second surface is thermally conductively connected to the protrusion. The thermally conductive member has an inclined surface on the back side of the first surface. The inclined surface is formed along the first surface in such a manner that the thickness between the first surface and the inclined surface increases with a decrease in the distance to the second surface. | 01-21-2016 |
| 20160077414 | LIGHT SOURCE DEVICE AND VIDEO DISPLAY APPARATUS - A light source device includes a light source having a light emitting element, a thermal conductor, an optical system housing, and a cooler. The thermal conductor has a first surface and a second surface, and the light source is thermally connected to the first surface. The optical system housing has a mounting part with an opening. The thermal conductor is fixed to the optical system housing in a state that the first surface is disposed in a direction facing the mounting part and the light emitting element is disposed at a position facing the opening. The cooler is thermally connected to the second surface of the thermal conductor and cools heat from the light source. | 03-17-2016 |
| 20190149781 | DISPLAY DEVICE | 05-16-2019 |
| 348749000 | Liquid | 1 |
| 20130342765 | VIDEO DISPLAY DEVICE AND COOLING SYSTEM - A video display device includes: a video processing unit including a light source and optical components, which generates and displaying video signals; and a cooling mechanism unit cooling the light source and the optical components, wherein the cooling mechanism unit includes an air cooling fan generating cooling air for cooling the optical components to be circulated in the device, a heat exchanger arranged in a flow path of the circulating cooling air, performing heat exchange of the cooling air obtained after the cooling of the optical components from a high temperature to a low temperature, a cooler cooling heat generated in the light source and heat generated in the heat exchanger by a cooling liquid, and a circulating thermal regulator circulating the cooling liquid with respect to the cooler while managing a liquid temperature of the cooling liquid so as to be a constant temperature. | 12-26-2013 |
