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7621644 |
Projector with exhaust fans having intersecting exhaust directions
A liquid crystal projector device of the present invention includes a casing having disposed therein a lamp unit, an optical system for receiving light from the lamp unit to generate image light,...
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7619891 |
Plasma display apparatus
A plasma display apparatus including a plasma display panel displaying images, a chassis base arranged behind the plasma display panel, and a heat conductive member and a porous adiabatic member...
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7585077 |
Optical apparatus and projector
A projector includes: a light source unit; an optical apparatus including, an optical device, a holding frame for holding a periphery of the optical device, a cooling tube that is provided in the...
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7585076 |
Cooling unit manufacturing method, cooling unit, optical device and projector
A method of manufacturing a cooling unit having a cooling plate in which a cooling fluid is allowed to flow, the cooling plate has a structure that a pair of plate members are oppositely arranged...
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7578595 |
Projection type video display apparatus
There is provided a heat conductive portion for conducting heat generated by an LED light source to cooling liquid at a rear side of each LED light source. Each heat conductive portion is connected...
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7537349 |
Optical device and projector
An optical device, includes: an optical modulator that modulates a light beam irradiated by a light source in accordance with image information to form an optical image; an optical modulator holder...
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7520619 |
Projection system and cooling system of the same
There is provided a cooling system of a projection system including: a division plate dividing an inside space of the projection system into a light projecting space and an optical engine housing...
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7518864 |
Cooling fan and image display apparatus
A cooling fan is provided that does not place limitations on the installation conditions for the fan, is capable of cooling a backlight unit of a display panel with high efficiency, and produces...
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7508673 |
Heat dissipating apparatus for plasma display device
A heat dissipation apparatus for use with a plasma display device and a method of conducting the heat generated in the plasma display panel and the driving ICs of the plasma display device to...
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7484852 |
System for cooling heat emission portions in a projector
A projector includes a light source unit that emits light, a lamp driving unit that supplies a driving power to the light source unit, a power supply unit that supplies a power to at least the lamp...
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7466546 |
Flat display device and cooling apparatus for the same
There is provided a cooling apparatus for a flat display device. The cooling apparatus includes a flat display module, a cover for protecting an exterior of the flat display module, an air inlet...
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7461941 |
Uninterrupted power supply for projection lamp protection
An apparatus and method for protecting projection lamps 3 in computer monitors, projection television receivers, video projectors 15 , game displays and the like which incorporates a sensor 2 ...
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7448759 |
Projection equipment and a method of driving a light source lamp in projection equipment
A projection equipment is provided with a projection system, a memory unit for storing discrimination information which is used to judge whether or not a cooling operation of a light source lamp of...
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7447034 |
Chassis base assembly and flat panel display device having the same
A chassis base assembly including a chassis base, a driving circuit unit located at a rear side of the chassis base, the driving circuit unit including a circuit element protruding from the driving...
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7441903 |
Power on/off system of thin projector and method for controlling the same
A power on/off system of a thin projector including an optical system arranged in a housing with a panel shape having lateral sides and a front side having an area larger than an area of each...
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7434946 |
Illumination system with integrated heat dissipation device for use in display systems employing spatial light modulators
Disclosed herein is an illumination system for use in display systems employing spatial light modulators. The illumination system comprises a fastening mechanism for securing the bonding of the...
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7417799 |
Multi-primary color display
A device ( 300 ) to produce a color image using four or more primary colors. The device may include four or more transmissive spatial light modulators ( 309, 310, 311, 312 ) to modulate four or...
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7408777 |
Plasma display device
A plasma display device for keeping cooling efficiency of the device uniform between both horizontal and vertical positions. The plasma display device, which has a plasma display panel and a...
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7407293 |
Projection type image display unit
An ion wind generator is arranged in the vicinity of a light source. The ion wind generator allows an air flow by negatively ionizing air by corona discharges using negative side needle electrodes,...
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7393109 |
Method and apparatus for cooling optics
Embodiments of methods and apparatus for cooling optics are disclosed.
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7384155 |
Image display
An image display, includes: an image display section for forming and displaying an image in accordance with image information to be input; and a casing for housing the image display section, in...
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7369407 |
Flat display device and cooling apparatus for the same
A flat display device includes a flat display module, a front cover supporting a front portion of the flat display module, a back cover supporting a rear portion of the flat display module, a...
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7364308 |
Projector apparatus
A projector apparatus, including: a light source including a high-pressure discharge lamp having a plurality of ventilation holes; an optical unit having a liquid crystal panel for optically...
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7357514 |
Methods and systems for improving operation of a video projector
A video projector generates a black screen. Further, the video projector reduces the brightness of the light source which reduces the power level of the video projection system. Since the light...
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7350926 |
Light source apparatus and an image display apparatus
A light source apparatus according to one embodiment of the present invention is comprised of a light emitting tube having a first electrode in one end and a second electrode in the other end...
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7325931 |
Projection type video display
An ion wind generator is provided at the back of a light source. The ion wind generator negatively ionizes air by corona discharges using negative-side needle electrodes and draws the...
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7320523 |
Liquid-cooled liquid crystal panel and method of manufacturing the same as well as liquid crystal projector
A liquid crystal panel in which temperature rise of the liquid crystal panel is sufficiently restrained by cooling the panel by means of a cooling liquid, and exudation of the cooling liquid toward...
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7314280 |
Projector apparatus
A projector apparatus includes: an optical system unit including an optical prism unit having liquid crystal panels for modulating red light, green light, and blue light and a dichroic prism, and a...
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7309131 |
Projector
When a front cover 12 in which an inner grille 13 is fitted is mounted to the body of the projector, a fin member 13 b formed as one unit with the inner grille 13 is placed with very little...
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7264359 |
Cooling apparatus
A cooling apparatus includes a heat receiving casing thermally joined to a heating object directly or indirectly, a first device having hoses which communicate inside of the heat receiving casing,...
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7258446 |
System and method for intelligent information handling system projector cool down
An information handling system projector cooling fan runs for a variably defined time after its lamp is turned off in order to adequately cool the projector without running the cooling fan for an...
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7255446 |
Projection type video display
A projection type video display capable of reducing components in number, and attempting to improve a cooling efficiency and a silencing of the video display is provided. Three cooling fans are...
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7244029 |
Laser projector having temperature control
A laser projector including a cooling system having an internal wall dividing the housing into a first compartment containing the optical components and a second compartment containing the...
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7237905 |
Projection type display apparatus and lamp cooling apparatus
In an LCD projector or other projection type display apparatus which uses a lamp such as a xenon lamp for a light source, the lamp is cooled efficiently without increasing ambient noises or without...
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7237904 |
Control method for cooling a projection display
A control method for cooling a projection display, wherein a pressure sensor automatically detects the elevation above sea level of a projection display and then transmits a signal to the control...
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7234818 |
Dust detection device for air filter and projector utilizing the same
A projector and a dust detection device for an air filter thereof. The projector comprises a lamp, a fan, an filter, and a dust detection device. The lamp comprises a housing with an inlet and an...
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7232225 |
Projection type display device
A cooling system for an area around a lamp that accounts for a good part of an amount of heat generated by the projection type display device is isolated from a cooling system for other parts...
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7226170 |
Projector with air cleaning functionality
A projector with air cleaning functionality is equipped with a negative ion generator. The negative ion generator is positioned along a cooling airflow route of the projector and is adjacent to a...
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7222970 |
Lamp unit and projection-type display apparatus
According to one embodiment, a lamp unit comprises a light source lamp, a casing and a dividing member. Configured to hold the light source lamp, the casing comprises a first opening as an inlet...
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7220005 |
Projection type video display apparatus
An object of the invention is to achieve a high intensity, a compact structure, a cost reduction and a heat radiation of a liquid crystal panel, in a projection type video display apparatus...
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7175284 |
Projection type display apparatus
A projection type display apparatus includes a housing having a first side having an air intake opening and a second side having an air exhaust opening, a light source for supplying light, and a...
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7163295 |
Projector having heat pipe
A projector having an optical engine, the optical engine including: an optical synthesizer; a plurality of display devices corresponding to the optical synthesizer; a plurality of light sources...
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7140734 |
Image projection apparatus
An image projection apparatus includes a lamp, an optical modulator which modulates light emitted from the lamp to correspond to image data, a ballast which operates the lamp, a power supply unit,...
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7137706 |
Fan apparatus, method of manufacturing fan apparatus, projection type display device and electronic device
With a trend toward a higher intensity projection type liquid crystal display device to further increase brightness of a projection screen, rated input power of a light source lamp increases, which...
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7128421 |
Thermal management of projection apparatus
A projection apparatus is formed employing a solid state light source having either an associated or integrated sensor to monitor a thermal condition of a region of the solid state light source....
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7086740 |
Injection-molded vent screens
A projection device is provided, wherein the projection device includes a casing, a plurality of electronic components mounted within the casing, a vent in the casing disposed substantially...
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7086739 |
Projection display apparatus with capability of controlling whether to cool lamp depending on lamp temperature when restarting lamp
A time management section is configured to change an output voltage in accordance with a temperature change characteristic of a lamp allowed to cool down. For restart of the lamp after the turn-off...
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7084931 |
Projection video device
A projection-type imaging device 1000 includes: a light source optical system 121 for emitting source light 122; image display elements 7 a– 7 c each having a display surface 127 on...
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7083286 |
Projector having improved structure for cooling optical system
A projector projecting an image onto a screen, comprises a lamp emitting light; an optical system having an optical synthesizer including a blue panel, a green panel and a red panel, and an optical...
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7083285 |
Cooling structure for projection apparatus
A partition installed in a housing of a projection apparatus to form a double-layer structure of a first zone and a second zone is used for a component of a cooling structure for the projection...
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