Patents by Inventor Ming-Chih Sun
Ming-Chih Sun has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170059974Abstract: A projector includes a light source device, an optical mixing device, a light guide device, a prism group, a digital display, and projection lenses. The light guide device includes a hollow body; the body includes an inner surface and an exterior surface corresponding to the inner surface. The inner surface is coated with a first film, the exterior surface is coated with a second film, the first film is configured to partially reflect light rays, the second film is configured to totally reflect the light rays.Type: ApplicationFiled: February 2, 2016Publication date: March 2, 2017Inventors: MING-CHIH SUN, SHI-KAI HUANG
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Publication number: 20170051758Abstract: A fan assembly includes a fan hub. The fan hub has a body. The body includes a top surface and a bottom surface opposite to the top surface. The top surface defines a first recess towards the bottom surface.Type: ApplicationFiled: September 28, 2015Publication date: February 23, 2017Inventor: MING-CHIH SUN
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Publication number: 20160346812Abstract: The present disclosure relates to a dust-cleaning structure, the dust-cleaning structure includes a first strainer, at least one fan, a vibrating motor and a controller. The at least one fan is assigned at a side of the first strainer and can be rotated a first direction and a second direction. The vibrating motor is connected to the first strainer. The controller is used to control the fan. The present disclosure also relates to an electronic system using the dust-cleaning structure.Type: ApplicationFiled: June 30, 2015Publication date: December 1, 2016Inventors: MING-CHIH SUN, HSIEH-TUNG CHUNG, KUN-CHENG CHEN
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Patent number: 9207523Abstract: A projector includes a case, an optical engine, a heat sink, a circuit board, and a fan. The case includes two sidewalls, and each sidewall defines an air hole. The optical engine is received in the case. The heat sink is positioned on the optical engine. The circuit board is positioned between the heat sink and one of the sidewalls. The fan is received in the case. The air holes of the two sidewalls and the fan form a dissipating passage. The heat sink and the circuit board are positioned in the dissipating passage.Type: GrantFiled: April 29, 2013Date of Patent: December 8, 2015Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Ming-Chih Sun, Kai Huang
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Patent number: 9033515Abstract: A heat dissipation device of a light engine for a projector has a housing, a fan module, a light engine and a heat sink. The light engine is positioned in the housing and connected to the heat sink. The heat sink is positioned out of the housing. The housing has a fan-enclosed flow channel attached on an outer surface of the housing. The fan module is guided by the fan-enclosed flow channel to the heat sink to enhance heat dissipation efficiency of the light engine for the projector.Type: GrantFiled: May 11, 2012Date of Patent: May 19, 2015Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Ming-Chih Sun, Kai Huang
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Patent number: 8905552Abstract: A dust-proof structure of a projector includes a color wheel module, an air diversion panel, and a circuit board. The color wheel module has a motor and a color wheel. The motor drives the color wheel by an axle to rotate. The air diversion panel is located on the circuit and positioned under the motor. The air diversion panel has an opening, a dust exit, and a dust collecting trough. The opening is positioned between the dust exit and the dust collecting trough. The circuit board has a sensor, which is placed in the opening of the air diversion panel. The dust exit and the dust collection trough of the air diversion panel prevent the sensor from dust aggregation.Type: GrantFiled: May 25, 2012Date of Patent: December 9, 2014Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Kai Huang, Ming-Chih Sun
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Publication number: 20140198304Abstract: A projector includes a case, an optical engine, a heat sink, a circuit board, and a fan. The case includes two sidewalls, and each sidewall defines an air hole. The optical engine is received in the case. The heat sink is positioned on the optical engine. The circuit board is positioned between the heat sink and one of the sidewalls. The fan is received in the case. The air holes of the two sidewalls and the fan form a dissipating passage. The heat sink and the circuit board are positioned in the dissipating passage.Type: ApplicationFiled: April 29, 2013Publication date: July 17, 2014Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: MING-CHIH SUN, KAI HUANG
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Publication number: 20140125958Abstract: A projector includes a case, a light emitting module, a light projecting module, two dissipation sinks, and a fan. The case includes a right sidewall and a left sidewall opposite to the right sidewall. The right sidewall defines an air inlet, and the left sidewall defines an air outlet opposite to the air inlet. The light emitting module includes a light source emitting light rays. The light projecting module includes a digital micro device (DMD) reflecting the light rays emitted from the light emitting module. The two dissipation sinks are positioned between the air inlet and the left inlet, one of the dissipation sinks is attached on the light source, and another dissipation sink is attached on the DMD. The fan is positioned between the air inlet and the air outlet.Type: ApplicationFiled: April 30, 2013Publication date: May 8, 2014Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: MING-CHIH SUN, KAI HUANG
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Publication number: 20130169938Abstract: A color wheel unit of a projector includes a motor and a color wheel. The color wheel is synchronized with the rotating motion of the motor. The color wheel has a light-irradiated area and a non-irradiated area. The light-irradiated area is positioned in an outer margin of the color wheel and at least a phosphor layer is located on the light-irradiated area. The non-irradiated area is positioned at the inner portion of the color chip. A number of fan blades are located in the non-irradiated area. The fan blades are synchronized with the rotating motion of the color wheel that generates air flow to enhance heat dissipation efficiency of the color wheel.Type: ApplicationFiled: June 14, 2012Publication date: July 4, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: KAI HUANG, Ming-Chih Sun
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Publication number: 20130128237Abstract: A dust-proof structure of a projector includes a color wheel module, an air diversion panel, and a circuit board. The color wheel module has a motor and a color wheel. The motor drives the color wheel by an axle to rotate. The air diversion panel is located on the circuit and positioned under the motor. The air diversion panel has an opening, a dust exit, and a dust collecting trough. The opening is positioned between the dust exit and the dust collecting trough. The circuit board has a sensor, which is placed in the opening of the air diversion panel. The dust exit and the dust collection trough of the air diversion panel prevent the sensor from dust aggregation.Type: ApplicationFiled: May 25, 2012Publication date: May 23, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: KAI HUANG, Ming-Chih Sun
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Publication number: 20130120716Abstract: A heat dissipation device of a light engine for a projector has a housing, a fan module, a light engine and a heat sink. The light engine is positioned in the housing and connected to the heat sink. The heat sink is positioned out of the housing. The housing has a fan-enclosed flow channel attached on an outer surface of the housing. The fan module is guided by the fan-enclosed flow channel to the heat sink to enhance heat dissipation efficiency of the light engine for the projector.Type: ApplicationFiled: May 11, 2012Publication date: May 16, 2013Applicant: HON HAI PRECISION INDUSTR CO., LTD.Inventors: MING-CHIH SUN, Kai Huang
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Patent number: 8021108Abstract: An exhaust fan includes a fan frame, a fan, and a shielding plate. The fan frame defines a hollow shell, the hollow shell defines an air flow passage with an air inlet and an air outlet. The fan is received in the hollow shell, the fan includes a hub and a plurality of fan blades extending outward in a radial direction from circumference of the hub. The shielding plate is disposed at the air inlet side of the hub and covers an end surface of the hub facing the air inlet side. The shielding plate is separated from the hub.Type: GrantFiled: October 16, 2008Date of Patent: September 20, 2011Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Ming-Chih Sun, Kai Huang
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Patent number: 7828445Abstract: A display projector lamp module includes a lamp, a mounting member supporting the lamp, a metal cover and a heat pipe. The mounting member and the metal cover cooperates to defines a room, and the lamp is received in the room. A plurality of first and second fins is mounted on opposite sidewalls of the cover to dissipate heat generated by the lamp. The heat pipe is mounted around a periphery of the cover and thermally contacts with the first and second fins.Type: GrantFiled: December 20, 2007Date of Patent: November 9, 2010Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Ming-Chih Sun
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Patent number: 7815316Abstract: A projector includes a digital micromirror device, a heat sink attached on the digital micromirror device and a thermoelectric cooling chip sandwiched between the digital micromirror device and the heat sink. The thermoelectric cooling chip includes a cold side contacting with the digital micromirror device and a hot side contacting with the heat sink.Type: GrantFiled: December 18, 2007Date of Patent: October 19, 2010Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Ming-Chih Sun
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Publication number: 20100044017Abstract: An exhaust fan includes a fan frame, a fan, and a shielding plate. The fan frame defines a hollow shell, the hollow shell defines an air flow passage with an air inlet and an air outlet. The fan is received in the hollow shell, the fan includes a hub and a plurality of fan blades extending outward in a radial direction from circumference of the hub. The shielding plate is disposed at the air inlet side of the hub and covers an end surface of the hub facing the air inlet side. The shielding plate is separated from the hub.Type: ApplicationFiled: October 16, 2008Publication date: February 25, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: MING-CHIH SUN, KAI HUANG
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Publication number: 20100039823Abstract: A light source device for a projection device includes a lamp and a reflector. The lamp includes a light emitter and two electrode arms. The light emitter emits light, and the two electrode arms include reflective coatings, and are integrally formed with the light emitter. The reflector retains the lamp and includes a curved reflective inner surface in a parabolic shape.Type: ApplicationFiled: December 22, 2008Publication date: February 18, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: MING-CHIH SUN, KAI HUANG
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Publication number: 20100033976Abstract: A dissipation module for a light emitting diode includes a substrate, a printed circuit board, and a heat sink. The substrate has electrode sheets on which the light emitting diode is electrically mounted. The printed circuit board includes an upper surface and a bottom surface. The printed circuit board defines plated through holes passing from the upper surface to the bottom surface, and mounts on the substrate with the bottom surface in contact with the upper surface. The heat sink connects to the bottom surface of the printed circuit board through a conductive layer.Type: ApplicationFiled: November 19, 2008Publication date: February 11, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: MING-CHIH SUN, KAI HUANG
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Publication number: 20090103055Abstract: A display projector lamp module includes a lamp, a mounting member supporting the lamp, a metal cover and a heat pipe. The mounting member and the metal cover cooperates to defines a room, and the lamp is received in the room. A plurality of first and second fins is mounted on opposite sidewalls of the cover to dissipate heat generated by the lamp. The heat pipe is mounted around a periphery of the cover and thermally contacts with the first and second fins.Type: ApplicationFiled: December 20, 2007Publication date: April 23, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: MING-CHIH SUN
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Publication number: 20090103056Abstract: A projector includes a light source, a light modulator for modulating light emitted from the light source, a lens module projecting the modulated light to form an image on a surface, and a lens cover. The lens cover includes a base portion positioned to the lens module, and a pattern defined in the base portion. When the projector is in operation and the lens cover is mounted on the lens module, an image is projected on the surface corresponding to the pattern.Type: ApplicationFiled: April 9, 2008Publication date: April 23, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: MING-CHIH SUN, SHENG-HUNG CHEN, KAI HUANG
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Publication number: 20090086171Abstract: A projector includes a digital micromirror device, a heat sink attached on the digital micromirror device and a thermoelectric cooling chip sandwiched between the digital micromirror device and the heat sink. The thermoelectric cooling chip includes a cold side contacting with the digital micromirror device and a hot side contacting with the heat sink.Type: ApplicationFiled: December 18, 2007Publication date: April 2, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: MING-CHIH SUN