Patents by Inventor Cheng Wen

Cheng Wen 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).

  • Patent number: 10224070
    Abstract: A disc grabbing device including a disc grabbing body, a weight sensing unit and a counter is provided. The disc grabbing body is used for grabbing or unloading at least one disc. The weight sensing unit is disposed on the disc grabbing body for sensing a weight of the at least one disc grabbed on the disc grabbing body. The counter is connected to the weight sensing unit used for obtaining a disc quantity of the discs grabbed on the disc grabbing body according to the weight.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: March 5, 2019
    Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATION
    Inventors: Jung-Fang Chang, Cheng-Wen Huang, Ming-Chun Tsao, Chien-Shou Chen
  • Publication number: 20190063451
    Abstract: A heat dissipation fan including a hub and a plurality of heat dissipation blades is provided. The heat dissipation blades are arranged around the periphery of the hub. Each of the heat dissipation blades includes a curved surface body and a flow guiding portion. The curved surface body has a pressure bearing surface and a negative pressing surface opposite to the pressure bearing surface. The flow guiding portion is connected to the curved surface body. The flow guiding portion has a concave surface and a convex surface opposite to the concave surface, wherein the concave surface is recessed in the pressure bearing surface and the convex surface protrudes outward from the negative pressing surface.
    Type: Application
    Filed: August 24, 2018
    Publication date: February 28, 2019
    Applicant: Acer Incorporated
    Inventors: Shun-Ta Yu, Wen-Neng Liao, Cheng-Yu Cheng, Jau-Han Ke, Cheng-Wen Hsieh
  • Publication number: 20190057659
    Abstract: A brightness compensation method and a brightness compensation circuit for a display device are provided. The brightness compensation method includes the following steps. Receive original image data. Receive backlight timing parameters. Perform brightness compensation according to the image data and the backlight timing parameters. The step of performing brightness compensation includes adjusting at least one of pixel driving data, a driving gamma level, and a driver boost level.
    Type: Application
    Filed: August 21, 2017
    Publication date: February 21, 2019
    Inventors: Cheng-Wen Lin, Chin-Yuan Tu, Hui-Hung Chang, Chien-Yu Chen
  • Patent number: 10208767
    Abstract: A fan module and an electronic device are provided. The fan module includes a fan housing, a fan and a heat dissipating member. The fan housing has an open side and an enclosing side which surrounds the open side, wherein the open side is provided with a first airflow guiding channel. The fan is disposed within the fan housing, the heat dissipating member is disposed at the open side, the heat dissipating member has a second airflow guiding channel which is communicated with the first airflow guiding channel, and the air generated by the fan passes through the first airflow guiding channel and the second airflow guiding channel and flows out for dust exhausting. The electronic device includes a chassis and the fan module, and the fan module is mounted in the chassis.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: February 19, 2019
    Assignee: Acer Incorporated
    Inventors: Kuang-Hua Lin, Wen-Neng Liao, Cheng-Wen Hsieh
  • Patent number: 10210897
    Abstract: A disc pick-and-place device for picking and clamping multiple discs and unloading the multiple discs is provided. The disc pick-and-place device includes a supporting body, multiple picking members and a driver. The picking members are disposed around a support body and flexibly abut the edges of the discs. Each picking member includes a flexible rod, a first carrying portion and a second carrying portion. The first carrying portion and the second carrying portion are located on the flexible rod and separated by an interval. The first carrying portion and the second carrying portion partly overlap with each other in an axial direction of the flexible rod. The driver is for driving each flexible rod to rotate and move each first carrying portion and each second carrying portion to a disc releasing position or a disc holding position.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: February 19, 2019
    Assignee: LITE-ON TECHNOLOGY CORPORATION
    Inventors: Jung-Fang Chang, Cheng-Wen Huang
  • Patent number: 10209744
    Abstract: A portable electronic device includes a body, a heat source, an evaporator, a pipe, and at least one structural component. An inner space of the body is divided into a first space and a second space. The heat source is disposed at the first space and in thermal contact with the evaporator. The pipe is connected with the evaporator to form a loop and passes through at least one of the first space and the second space. At least a portion of the pipe surrounds and is in thermal contact with the structural component disposed inside the body. A working fluid is filled and is circulated in the loop. By absorbing heat in the evaporator, the working fluid in liquid state is vaporized to exit the evaporator. While passing through the pipe, the working fluid in vapor state dissipates heat to be condensed into liquid and flow into the evaporator.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: February 19, 2019
    Assignee: Acer Incorporated
    Inventors: Yung-Chih Wang, Jau-Han Ke, Wen-Neng Liao, Cheng-Wen Hsieh
  • Publication number: 20190027185
    Abstract: A disc grabbing device including a disc grabbing body, a weight sensing unit and a counter is provided. The disc grabbing body is used for grabbing or unloading at least one disc. The weight sensing unit is disposed on the disc grabbing body for sensing a weight of the at least one disc grabbed on the disc grabbing body. The counter is connected to the weight sensing unit used for obtaining a disc quantity of the discs grabbed on the disc grabbing body according to the weight.
    Type: Application
    Filed: November 30, 2017
    Publication date: January 24, 2019
    Inventors: Jung-Fang Chang, Cheng-Wen Huang, Ming-Chun Tsao, Chien-Shou Chen
  • Patent number: 10170149
    Abstract: An opening and closing device of rotating cage type jukebox disc tray including a first disc tray carrying discs and an opening and closing mechanism of disc tray including a first linkage mechanism and a first driving device is provided. The first linkage mechanism includes a first linkage bar, a first sliding member and a second linkage bar. The second linkage bar is slidingly disposed on the first sliding member which is slidingly disposed on the first linkage bar. When an end portion of the second linkage bar is connected to a first ear portion on a lateral side of the first disc tray, the first driving device drives the first sliding member to slide on the first linkage bar, leading the second linkage bar to slide on the first sliding member and thereby leading the first disc tray to rotate around a first fixing post.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: January 1, 2019
    Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATION
    Inventors: Shih-Ming Hsu, Jung-Fang Chang, Cheng-Wen Huang, Ming-Chun Tsao
  • Patent number: 10170370
    Abstract: A method of forming a semiconductor device includes forming fin regions on a substrate, forming a patterned polysilicon structure over the fin regions, and etching back portions of the fin regions to form recessed fin regions. The method further includes forming a merged epitaxial region on the recessed fin regions and forming a capping layer on the merged epitaxial region using an etching gas and a deposition gas. The forming of the capping layer may include epitaxially growing a material of the capping layer faster along a first crystal direction of the capping layer than a second crystal direction of the capping layer by adjusting a ratio of a concentration of a first element in the etching gas to a concentration of a second element in the deposition gas, the first and second elements being different from each other, the first and second crystal directions being different from each other.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: January 1, 2019
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Cheng-Wen Cheng, Chii-Horng Li, Lilly Su, Tuoh Bin Ng
  • Publication number: 20180374777
    Abstract: A heat dissipation module configured to dissipate heat from a heat source of an electronic device is provided. The heat dissipation module includes a heat pipe, a plurality of fins, and a fan. One end of the heat pipe is in thermal contact with the heat source. The fins are stacked up to be combined with one another and structurally propped against another end of the heat pipe. The fins form a plurality of flow inlets and a plurality of flow outlets. The fan is disposed at the flow inlets, and air flow generated by the fan flows in via the flow inlets and flows out via the flow outlets. A portion of the fin at the flow outlet forms a bending, and a pitch between any adjacent fins at the bending is less than 1 mm to be qualified to achieve a safety certification.
    Type: Application
    Filed: December 1, 2017
    Publication date: December 27, 2018
    Applicant: Acer Incorporated
    Inventors: Shun-Ta Yu, Wen-Neng Liao, Cheng-Yu Cheng, Jau-Han Ke, Cheng-Wen Hsieh
  • Publication number: 20180344724
    Abstract: Described herein are compounds and compositions for treating glaucoma and/or reducing intraocular pressure. Compositions may comprise an isoquinoline compound and a prostaglandin or a prostaglandin analog. Compounds described herein include those in which an isoquinoline compound is covalently linked to a prostaglandin or a prostaglandin analog, and those in which an isoquinoline compound and a prostaglandin free acid together form a salt.
    Type: Application
    Filed: May 3, 2018
    Publication date: December 6, 2018
    Inventors: Casey Kopczynski, Cheng-Wen Lin, Jill Marie Sturdivant, Mitchell A. deLong
  • Publication number: 20180333405
    Abstract: Described herein are compounds and compositions for treating glaucoma and/or reducing intraocular pressure. Compositions may comprise an isoquinoline compound and a prostaglandin or prostaglandin analog. Compounds described herein include those in which an isoquinoline compound is covalently linked to a prostaglandin or a prostaglandin analog, and those in which an isoquinoline compound and a prostaglandin free acid together form a salt.
    Type: Application
    Filed: February 21, 2018
    Publication date: November 22, 2018
    Inventors: Casey Kopczynski, Cheng-Wen Lin, Jill Marie Sturdivant, Mitchell A. deLong
  • Publication number: 20180331586
    Abstract: A passive sensor unit that is powered wirelessly and communicates with a reader unit that powers the pass sensor unit is presented. In some embodiments, a passive sensor unit includes a sensor; a receive coil; a circuit coupled to the sensor, the circuit configured to receive sensor data from the sensor; and a wireless power circuit configured to receive power from the receive coil and configured to provide power to the circuit. The pass sensor unit is unpowered except proximate to the reader unit. A sensor system can include one or more passive sensor units, each of the one or more passive sensors configured to receive wireless power from a receiver coil and communicate data through the receiver coil; and one or more reader units, each of the one or more receiver units configured to supply power and communicate with a set of the one or more passive sensor units.
    Type: Application
    Filed: May 15, 2018
    Publication date: November 15, 2018
    Inventors: Jianbin HAO, Cheng-wen HSIAO
  • Publication number: 20180315660
    Abstract: A method of forming a semiconductor device includes forming fin regions on a substrate, forming a patterned polysilicon structure over the fin regions, and etching back portions of the fin regions to form recessed fin regions. The method further includes forming a merged epitaxial region on the recessed fin regions and forming a capping layer on the merged epitaxial region using an etching gas and a deposition gas. The forming of the capping layer may include epitaxially growing a material of the capping layer faster along a first crystal direction of the capping layer than a second crystal direction of the capping layer by adjusting a ratio of a concentration of a first element in the etching gas to a concentration of a second element in the deposition gas, the first and second elements being different from each other, the first and second crystal directions being different from each other.
    Type: Application
    Filed: April 23, 2018
    Publication date: November 1, 2018
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Cheng-Wen CHENG, Chii-Horng Li, Lilly Su, Tuoh Bin Ng
  • Publication number: 20180312786
    Abstract: Nano super ion water and a preparation method of the same are provided, wherein the method including the following steps: adjusting a distance between two electrode plates of a electrolysis device to a predetermined distance, adding pre-electrolysis water to a cathode electrode, adding a carbonate solution to an anode electrode, applying an electrolysis reaction to the pre-electrolysis water and the carbonate solution separated by an ion-exchange membrane, and collecting the nano super ion water from the anode electrolysis tank. The nano super ion water of the present invention provides better detergency for removing dirt and chemical residues, and also provides functions of odor elimination, disinfection, and resistance of corrosive oxidation of an object.
    Type: Application
    Filed: September 14, 2017
    Publication date: November 1, 2018
    Inventors: Hung-Tu LU, Cheng-Wen LO, Tak-Ngai Samuel SI, Ming-Yan TAI
  • Patent number: 10114434
    Abstract: A heat dissipation module being disposed in an electronic device is provided. The electronic device has a heat source. The heat dissipation module includes an evaporator, a pipe, a magnetic field generator and a plurality of magnetic powder. The heat source is heat conducting to the evaporator. The pipe is connected to the evaporator to form a loop therewith, and a working fluid is filled in the loop. The magnetic field generator is disposed outside of the evaporator. The magnetic powder is movably disposed in the evaporator. A magnetic field generated by the magnetic field generator drives the magnetic powder to form a channel in the evaporator where the working fluid passes through. The heat generated by the heat source is transmitted to the evaporator, and the working fluid in liquid phase absorbs the heat and is phase-transited to vapor phase and flows from the evaporator towards the pipe.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: October 30, 2018
    Assignee: Acer Incorporated
    Inventors: Yung-Chih Wang, Wen-Neng Liao, Cheng-Wen Hsieh
  • Patent number: 10101783
    Abstract: A head mounted display includes a lens unit, at least one lens temperature sensor, an environment temperature sensor, an environment humidity sensor, a temperature controller, a housing, and a display unit. The lens unit includes a carrier having a touching surface and a back surface opposite to each other and two lenses disposed on the carrier. An enclosed space is formed between a user and the touching surface. The at least one lens temperature sensor is adjacent to the lenses, and the sensors are all disposed on the touching surface. The temperature controller is disposed on the back surface and increases or decreases a temperature of the enclosed space and lens temperatures of the lenses according to sensing actions of the at least one lens temperature sensor, the environment temperature sensor, and the environment humidity sensor, so as to adjust the environment temperature and humidity of the enclosed space.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: October 16, 2018
    Assignee: Acer Incorporated
    Inventors: Cheng-Yu Cheng, Wen-Neng Liao, Cheng-Wen Hsieh, Yu-Ming Lin
  • Publication number: 20180272276
    Abstract: A waste gas treatment method with the application of nano-bubbles and a waste gas treatment system using the same are provided. The method includes the steps of: feeding waste gas to an accommodating space; flowing a predetermined body of water in the accommodating space and generating the predetermined body of water including nano-bubbles; directing the waste gas mixed with the predetermined body of water including the nano-bubbles to a swirling unit; and discharging the treated gas waste. The predetermined body of water including the nano-bubbles is mixed with the waste gas so that the nano-bubbles of the predetermined water and the waste gas may be sufficiently subjected to the cavitation effect and supercritical water oxidation, and harmful substances such as sulfur dioxide, nitrogen monoxide and other nitrogen oxides, volatile organic compounds, heavy metals and the like, of the waste gas may be removed.
    Type: Application
    Filed: March 6, 2018
    Publication date: September 27, 2018
    Inventors: HUNG-TU LU, CHENG-WEN LO, TAK NGAI SAMUEL SI
  • Publication number: 20180261246
    Abstract: An opening and closing device of rotating cage type jukebox disc tray including a first disc tray carrying discs and an opening and closing mechanism of disc tray including a first linkage mechanism and a first driving device is provided. The first linkage mechanism includes a first linkage bar, a first sliding member and a second linkage bar. The second linkage bar is slidingly disposed on the first sliding member which is slidingly disposed on the first linkage bar. When an end portion of the second linkage bar is connected to a first ear portion on a lateral side of the first disc tray, the first driving device drives the first sliding member to slide on the first linkage bar, leading the second linkage bar to slide on the first sliding member and thereby leading the first disc tray to rotate around a first fixing post.
    Type: Application
    Filed: January 9, 2018
    Publication date: September 13, 2018
    Inventors: Shih-Ming HSU, Jung-Fang CHANG, Cheng-Wen HUANG, Ming-Chun TSAO
  • Publication number: 20180263109
    Abstract: A multi-layer circuit member includes: a first layer formed of a conductive material, the first layer including plural signal pads and a first reference plane spaced apart from the signal pads, the first reference plane including an outer region surrounding the signal pads and an inner region separating the plurality of signal pads; a second layer formed of a conductive material, the second layer including plural signal conductors and a second reference plane spaced apart from the signal conductors, the second reference plane including an outer region surrounding the signal conductors and an inner region separating the signal conductors; a ground layer disposed at a side of the second layer opposite from the first layer; plural dielectric layers separating the first layer, the second layer, and the ground layer.
    Type: Application
    Filed: March 13, 2018
    Publication date: September 13, 2018
    Inventors: CHIN-YU CHEN, CHENG-WEN CHEN, SHUN-JUNG CHUANG, KE-HAO CHEN