Patents by Inventor Chien-Lung Chang
Chien-Lung Chang 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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Patent number: 11409339Abstract: A fan module is provided in this disclosure. The fan module comprises a fan and a casing. The casing accommodates the fan and includes a first cover and at least one second cover, the second cover is rotatably connected with the first cover at a first location or a second location. A portion of the fan exposed by the second cover at the first location is less than that at the second location.Type: GrantFiled: September 24, 2020Date of Patent: August 9, 2022Assignee: ASUSTEK COMPUTER INC.Inventors: Chien-Lung Chang, Xu Wang, Hui He
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Publication number: 20210103319Abstract: A fan module is provided in this disclosure. The fan module comprises a fan and a casing. The casing accommodates the fan and includes a first cover and at least one second cover, the second cover is rotatably connected with the first cover at a first location or a second location.Type: ApplicationFiled: September 24, 2020Publication date: April 8, 2021Inventors: Chien-Lung CHANG, Xu WANG, Hui HE
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Publication number: 20200151015Abstract: A digital currency mining device and a digital currency mining management method are provided. The digital currency mining device includes a processing module and a resource allocation module. The processing module provides a resource to execute at least one mining task and at least one display task. The resource allocation module is electrically connected with the processing module, confirms whether the processing module includes one display task in execution or not, and adjusts the resource provided for the mining task by the processing module according to the display task in execution.Type: ApplicationFiled: November 12, 2019Publication date: May 14, 2020Inventors: Quan ZHAO, Chien-Lung CHANG, Kuo-Chung KAO, Jie WU, JanLong CHEN, Lei JIANG, Yuan YANG
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Patent number: 8737061Abstract: A heat dissipating apparatus comprises a first heat sink, a second heat sink and a fixing unit. The first heat sink comprises a connecting portion. The second heat sink comprises a connecting unit which is inserted into the connecting portion. The fixing unit includes an end portion exposed outside the connecting portion and a body accommodated in the connecting portion.Type: GrantFiled: September 21, 2011Date of Patent: May 27, 2014Assignee: Asus Technology Pte Ltd.Inventors: Chien-Lung Chang, Hai-Wei Cong
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Publication number: 20140078386Abstract: A lens module includes a lens set, an image sensor, a circuit board and a case. The lens set is configured to receive an optical image. The image sensor is configured to convert the optical image into an electrical signal. The circuit board includes a thermally conductive metal portion contacting the image sensor. The case is configured to accommodate the lens set, the image sensor and the circuit board and to contact the thermally conductive metal portion of the circuit board.Type: ApplicationFiled: June 14, 2013Publication date: March 20, 2014Inventor: Chien-Lung Chang
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Publication number: 20140029251Abstract: An LED spotlight includes a base and lampshade. The base includes a power connecting portion, a heat dissipating portion and circuit board which are connected to the power connecting portion; and an LED unit disposed at the circuit board for emitting first and second light. The center-to-edge distance of the circuit board is defined as a first distance. The LED unit is separated from the center of the circuit board by a second distance. The second distance equals at least 1/10 of the first distance. The lampshade includes an opaque pipe and convex lens. The pipe has one end connected to the heat dissipating portion and the other end connected to the convex lens. The first light penetrates the convex lens to form a first light-emitting area. The second light reflects off the inner wall of the pipe and penetrates the convex lens to form a second light-emitting area.Type: ApplicationFiled: May 3, 2013Publication date: January 30, 2014Applicants: YUEN SHING INT'L CO., LTD., SUNNY GENERAL INTERNATIONAL CO., LTD.Inventors: CHIEN-LUNG CHANG, HUNG-YAO HSIEH, WEN-TE KUO, CHUANG-YU CHIU
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Publication number: 20120152511Abstract: A latent heat thermal energy storage (LHTES) device for an electric vehicle (EV) comprises a chamber, a plurality of thermal conductivity enhancement units disposed in the chamber, and phase change material (PCM) filled in the chamber, allowing storage of coolness or thermal energy produced when the EV is being charged and retrieval of the coolness or thermal energy when the EV is driven to regulate the temperature of a passenger compartment of the EV. In addition, systems comprising LHTES devices and methods for controlling the same are also introduced.Type: ApplicationFiled: December 15, 2010Publication date: June 21, 2012Applicants: SUNNY GENERAL INTERNATIONAL CO., LTD.Inventors: CHIEN-LUNG CHANG, PO-CHANG LIN
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Publication number: 20120075798Abstract: A heat dissipating apparatus comprises a first heat sink, a second heat sink and a fixing unit. The first heat sink comprises a connecting portion. The second heat sink comprises a connecting unit which is inserted into the connecting portion. The fixing unit includes an end portion exposed outside the connecting portion and a body accommodated in the connecting portion.Type: ApplicationFiled: September 21, 2011Publication date: March 29, 2012Inventors: Chien-Lung CHANG, Hai-Wei CONG
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Patent number: 7887214Abstract: The present invention provides a solar LED (Light Emitting Diode) lamp, comprising a control circuit; a solar panel electrically connected to the control circuit; a rechargeable battery electrically connected to the control circuit; at least one light emitting diode (LED) electrically connected to the control circuit; and a transparent body which is one-piece molded with all of the above electronic elements encased therein. The solar LED lamp according to the present invention can allow the electronic elements therein to be totally segregated from external environment by encasing all of the electronic elements in a one-piece molded transparent body; thereby, the solar LED lamp can be used durably.Type: GrantFiled: January 22, 2009Date of Patent: February 15, 2011Assignee: Sunny General International Co., Ltd.Inventors: Chien-Lung Chang, Chien-Lung Wei
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Publication number: 20100316821Abstract: The thermal management multi-layer film/sheet and hollow articles for the use with secondary battery, supercapacitor and battery pack as thermal management casings or sleeves achieve effective control of the temperature of the operating batteries/supercapacitors. The thermal management multi-layer film/sheet and hollow article structure comprises a laminate of a plurality of alternative metal, plastic, and adhesive layers. And the plastic and adhesive layers comprise of parent phase resin, heat conductive particles, and microencapsule-phase-change-material (MCPCM). The heat conductive particles enhances the thermal conductivity, the MCPCMs absorb heat while the batteries/supercapacitors are in discharging mode.Type: ApplicationFiled: June 12, 2009Publication date: December 16, 2010Applicant: Sunny General International Co., Ltd.Inventors: CHIEN-LUNG CHANG, CHIEN-LUNG WEI
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Publication number: 20100182775Abstract: The present invention provides a solar LED (Light Emitting Diode) lamp, comprising a control circuit; a solar panel electrically connected to the control circuit; a rechargeable battery electrically connected to the control circuit; at least one light emitting diode (LED) electrically connected to the control circuit; and a transparent body which is one-piece molded with all of the above electronic elements encased therein. The solar LED lamp according to the present invention can allow the electronic elements therein to be totally segregated from external environment by encasing all of the electronic elements in a one-piece molded transparent body; thereby, the solar LED lamp can be used durably.Type: ApplicationFiled: January 22, 2009Publication date: July 22, 2010Applicant: Sunny General International Co., Ltd.Inventors: Chien-Lung Chang, Chien-Lung Wei
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Patent number: 7579794Abstract: A fan system includes a fan, a hysteresis circuit including a temperature sensor, a first operational amplifier having a negative input end coupled to the temperature sensor, and a second operational amplifier having a negative input end coupled to an output end of the first operational amplifier and having a positive input end coupled to a power supply for outputting a first voltage when the temperature sensed by the temperature sensor is greater than a first temperature, and for outputting a second voltage when the temperature sensed by the temperature sensor is lower than a second temperature. The fan system further includes a fan switch coupled to the hysteresis circuit and the fan for controlling a rotational speed of the fan according to the first voltage or the second voltage outputted from the hysteresis circuit. The first temperature is greater than the second temperature.Type: GrantFiled: March 5, 2007Date of Patent: August 25, 2009Assignee: ASUSTeK Computer Inc.Inventors: Chien-Lung Chang, Chao Chen, Kuo-Chung Kao
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Patent number: 7411791Abstract: An extendable heat dissipation apparatus includes a base, an extendable heat dissipation member and a connecting element. A normal fin is formed on the base, and the connecting element integrates the extendable heat dissipation member in the apparatus with the base. The extendable heat dissipation member can be extendable to an extending location and can also be stored in a storing location with respect to the base.Type: GrantFiled: June 6, 2006Date of Patent: August 12, 2008Assignee: ASUSTeK Computer Inc.Inventors: Chien-Lung Chang, Fen-Ying Li, Kuo-Hsun Huang
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Patent number: 7388752Abstract: A series-connected heat dissipater coupled by heat-pipe used for the interface cards of a computer system. Wherein, a plurality of additional auxiliary dissipaters are provided onto the insertion slots adjacent to the interface cards, and are connected to the main dissipater through heat pipe, hereby effectively solving the heat dissipation problem of the interface cards, so that the main-machine-board will not be bent and deformed due to the overweight caused by the interface cards.Type: GrantFiled: August 9, 2006Date of Patent: June 17, 2008Assignee: Asustek Computer Inc.Inventors: Chien-Lung Chang, Hui He, Chih-Peng Wu
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Publication number: 20070224030Abstract: A fan system includes a fan, a hysteresis circuit including a temperature sensor, a first operational amplifier having a negative input end coupled to the temperature sensor, and a second operational amplifier having a negative input end coupled to an output end of the first operational amplifier and having a positive input end coupled to a power supply for outputting a first voltage when the temperature sensed by the temperature sensor is greater than a first temperature, and for outputting a second voltage when the temperature sensed by the temperature sensor is lower than a second temperature. The fan system further includes a fan switch coupled to the hysteresis circuit and the fan for controlling a rotational speed of the fan according to the first voltage or the second voltage outputted from the hysteresis circuit. The first temperature is greater than the second temperature.Type: ApplicationFiled: March 5, 2007Publication date: September 27, 2007Inventors: Chien-Lung Chang, Chao Chen, Kuo-Chung Kao
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Publication number: 20070139894Abstract: A series-connected heat dissipater coupled by heat-pipe used for the interface cards of a computer system. Wherein, a plurality of additional auxiliary dissipaters are provided onto the insertion slots adjacent to the interface cards, and are connected to the main dissipater through heat pipe, hereby effectively solving the heat dissipation problem of the interface cards, so that the main-machine-board will not be bent and deformed due to the overweight caused by the interface cards.Type: ApplicationFiled: August 9, 2006Publication date: June 21, 2007Inventors: Chien-Lung Chang, Hui He, Chih-Peng Wu
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Publication number: 20070091578Abstract: A circuit board having heat dissipation through holes, wherein a plurality of through holes are provided in the perimeter of the chip on the circuit board, and heat conduction elements are utilized to connect the heat dissipater and auxiliary heat dissipater provided on two sides of the circuit board. The heat conduction element may be the heat conduction column or heat pipe made of copper or aluminum, and is used to connect the heat dissipater and auxiliary heat dissipater with the shortest distance, thus achieving the speedy transfer of heat generated by the chips and raising the heat dissipation efficiency significantly.Type: ApplicationFiled: October 12, 2006Publication date: April 26, 2007Inventors: Chien-Lung Chang, Kuo-Hsun Huang
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Publication number: 20070026697Abstract: An interface card includes a bracket, a circuit board including a first side and a second side, at least one connector connected to the bracket and the first side of the circuit board, and a control chip positioned on the second side of the circuit board.Type: ApplicationFiled: July 26, 2006Publication date: February 1, 2007Inventors: Ming-Lien Hsu, Chien-Lung Chang, Shi-Ru Wang
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Publication number: 20070008702Abstract: An extendable heat dissipation apparatus includes a base, an extendable heat dissipation member and a connecting element. A normal fin is formed on the base, and the connecting element integrates the extendable heat dissipation member in the apparatus with the base. The extendable heat dissipation member can be extendable to an extending location and can also be stored in a storing location with respect to the base.Type: ApplicationFiled: June 6, 2006Publication date: January 11, 2007Inventors: Chien-Lung Chang, Fen-Ying Li, Kuo-Hsun Huang
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Publication number: 20060245136Abstract: A temperature detecting and control circuit with a first voltage dividing circuit, a second voltage dividing circuit, a fan rotary speed controller, and a comparator is described. The first voltage dividing circuit generates a first voltage. The second voltage dividing circuit generates a second voltage. The second voltage dividing circuit has a temperature sensitive element for detecting the temperature of hardware. The comparator compares the first voltage with the second voltage and then outputs the result to the fan rotary speed controller. When the fan rotary speed controller receives a first fan control signal, the fan is maintained at a first rotary speed. When the fan rotary speed controller receives a second fan control signal, the fan is maintained at a second rotary speed.Type: ApplicationFiled: November 14, 2005Publication date: November 2, 2006Inventors: Chien-Lung Chang, Kuo-Chung Kao