Patents by Inventor Chih-Ming Chang

Chih-Ming 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).

  • Publication number: 20140198433
    Abstract: An electronic device holder used to be fixed on a moving carrier for holding an electronic device is provided. The electronic device holder includes a holder, a fixing element, a moving unit and at least one first connector. The fixing element fixed on the holder has a first limiting structure. The moving unit disposed between the holder and the fixing element moves relative to the holder. The moving unit has a second limiting structure used to lock with the first limiting structure for fixing the moving unit on a lock position or an open position. The first connector is disposed on the moving unit and used to connect with a second connector when the moving unit is located on the lock position relative to the holder. The electronic device holder integrates functions of holding and charging for the electronic device.
    Type: Application
    Filed: March 7, 2013
    Publication date: July 17, 2014
    Applicant: ASKEY COMPUTER CORP.
    Inventors: Chih-Ming Chang, Sung-Chin Wu
  • Publication number: 20140191951
    Abstract: An image-based object tracking system and an image-based object tracking method are provided. The image-based object tracking system includes an object, a camera, a computing device, and a display device. A color stripe is disposed on the surface of the object. The color stripe divides the surface of the object into a first section and a second section. The camera is configured to capture real-time images of the object. Further, the object tracking algorithm is stored in the computing device. The display device includes a display screen and is electrically connected to the computing device, and the display screen is configured to display the real-time images of the object. By using the image-based object tracking system provided in the invention, the object can be tracked accurately and efficiently without interference with the image of the background.
    Type: Application
    Filed: January 10, 2014
    Publication date: July 10, 2014
    Applicant: Cywee Group Limited
    Inventors: Zhou Ye, Sheng-Weng Jeng, Chih-Ming Chang, Hsin-Wei Hsiao, Yi-Chia Hsu, Ying-Ko Lu
  • Publication number: 20140189821
    Abstract: The accessory is capable of connecting to a host device, which is physically separated from the accessory. The accessory includes a first communication module and a contactless module. The first communication module is used to wirelessly coupled to the host device, and receive a first credential from the host device. The contactless module is coupled to the first communication module. The contactless module includes a controller, a first security element, an antenna, and a storage unit. The controller receives the credential from the first communication module. The first security element is coupled to the controller for receiving and storing the first credential. The antenna is coupled to the controller to wirelessly communicate with a first reader for a first application by using the stored first credential. The storage unit stores at least one first transaction record generated during the first application is operating.
    Type: Application
    Filed: January 2, 2013
    Publication date: July 3, 2014
    Applicant: HTC Corporation
    Inventors: Wen-Ping Ying, Chih-Ming Chang
  • Publication number: 20140168899
    Abstract: A package substrate including a circuit board and a heat-dissipating element is provided. The circuit board has a through opening adapted for accommodating an electronic element. The heat-dissipating element is disposed at the circuit board and covers one side of the through opening. The heat-dissipating element includes a heat-dissipating plate, an adhesive layer and an antioxidation layer. The heat-dissipating plate has a first surface facing the through opening and a second surface opposite to the first surface. The adhesive layer is disposed on the first surface and the heat-dissipating plate adheres to the circuit board through the adhesive layer. The antioxidation layer is disposed on the second surface. An electronic assembly including the package substrate is also provided.
    Type: Application
    Filed: August 7, 2013
    Publication date: June 19, 2014
    Applicant: MUTUAL-TEK INDUSTRIES CO., LTD.
    Inventor: Chih Ming Chang
  • Patent number: 8698957
    Abstract: A method of controlling a display device selectively displaying one of a first signal received from a first signal source and a second signal received from a second signal source is provided. The method includes the steps of: displaying the second signal; detecting whether the first signal is received; and displaying the first signal when the first signal is received by the display device.
    Type: Grant
    Filed: February 14, 2012
    Date of Patent: April 15, 2014
    Assignee: AU Optronics Corporation
    Inventors: Chih-Ming Chang, Sheng-Ke Lin, Yen-Lung Lin
  • Publication number: 20140090313
    Abstract: A raised floor includes a base plate, a raised plate, a support frame, and a transfer structure, in which the raised plate is parallelly disposed above the base plate; the support frame is disposed between the base plate and the raised plate; and the transfer structure that is configured with a first terminal and a second terminal is arranged by fixing the first terminal to the base plat and the second terminal to the raised plate.
    Type: Application
    Filed: November 2, 2012
    Publication date: April 3, 2014
    Applicant: Chimei Innolux Corporation
    Inventors: Chin-Lian Tsai, Ming-Che Chen, Wei-Jen Lin, Chih-Hsien Lin, Chih-Ming Chang
  • Patent number: 8684688
    Abstract: A series-connected fan frame module includes a plurality of frames, an engaging assembly and an anti-rotation assembly. The frames are arranged in series. The engaging assembly is arranged on each of the frames to couple the frames in series. The anti-rotation assembly is arranged on each of the frames and includes at least one position-fixing member and at least one blocking member arranged on portions of adjacent two of the frames where the adjacent two of the frames are coupled together. The at least one position-fixing member is engaged with the at least one blocking member to prevent relative radial rotation between the adjacent two of the frames.
    Type: Grant
    Filed: January 13, 2011
    Date of Patent: April 1, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd
    Inventors: Zhe-Hao Wu, Chih-Ming Chang
  • Publication number: 20140085194
    Abstract: Image-based object tracking system includes at least a controller with two or more color clusters, an input button, a processing unit with a camera, an object tracking algorithm and a display. Camera is configured to capture images of the controller, the processing unit is connected to display to display processed image contents, the controller is directly interacting with displayed processed image content. The controller can have two or three color clusters located on a side surface thereof and two color clusters having concentric circular areas located at a top surface thereof, the color of the first color cluster can be the same as or different from the color of the third color cluster. An object tracking method with or without scale calibration is also provided, which includes color learning and color relearning, image capturing, separating and splitting of the controller and the background, object pairing procedure steps on the controller.
    Type: Application
    Filed: November 28, 2013
    Publication date: March 27, 2014
    Applicant: Cywee Group Limited
    Inventors: Zhou Ye, Sheng-Wen Jeng, Chih-ming Chang, Hsin-Wei Hsiao, Yi-Chia Hsu, Ying-Ko Lu
  • Patent number: 8629959
    Abstract: An optical compensation film includes an optical film and a retardation film. The optical film provides a plate retardation in the direction of thickness (Rth), while the retardation film is disposed on the optical film. The retardation film includes first retarders and second retarders, wherein the first retarders are disposed on at least partial areas of the optical film and provide a first planar retardation (Ro1); the second retarders are disposed on partial areas of the optical film but outside the first retarders and provide a second planar retardation (Ro2) and the first planar retardation (Ro1) is different from the second planar retardation (Ro2). The above-mentioned optical compensation film is capable of compensating the displays for different display areas in a liquid crystal display panel. In addition, the present invention also provides a fabricating method of optical compensation film.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: January 14, 2014
    Assignee: Au Optronics Corporation
    Inventors: Yue-Shih Jeng, Zeng-De Chen, Kuan-Yi Hsu, Chih-Ming Chang, Feng-Yuan Gan
  • Patent number: 8590147
    Abstract: A method of fabricating a circuit board structure with concave conductive cylinders is provided. Firstly, a conductive layer is provided and a dielectric layer is formed on a surface of the conductive layer. Next, a plurality of vias is formed in the dielectric layer, where the vias are exposed on the surface of the conductive layer. A conductive material is then filled in the vias to form a plurality of conductive cylinders on the surface of the conductive layer, so that the tips of the conductive cylinders are exposed on a surface of the dielectric layer relatively far away from the conductive layer. The exposed tips of the conductive cylinders are removed, so that the height of the conductive cylinders is lower than the dielectric layer and the conductive cylinders sunk into the dielectric layer.
    Type: Grant
    Filed: January 5, 2010
    Date of Patent: November 26, 2013
    Assignee: Unimicron Technology Corp.
    Inventors: Shao-Chien Lee, Chih-Ming Chang
  • Patent number: 8552944
    Abstract: A pixel structure on a display panel comprises three sub-pixels where each sub-pixel can be arranged to a first transmissive region and a second transmissive region. The first transmissive region has a first transistor along with a first photo-resistant layer as well as the second transmissive region has a second transistor along with a second photo-resistant layer. The first photo-resistant layer and the second photo-resistant layer of different thickness or area are formed on a color filter. There exists a function relation between data signals received from the first transistor and the second transistor. Using these two data signals and combining the photo-resistant layers of different thickness or area will make each sub-pixel generate new level of brightness in gray scale and increase the number of displaying colors.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: October 8, 2013
    Assignee: AU Optronics Corp.
    Inventors: Chih-Chun Pei, Chih-Jen Hu, Chih-Ming Chang, Mu-Jen Su
  • Publication number: 20130250072
    Abstract: A display capable of providing 2D and/or 3D images. The display comprises a liquid crystal display device and a self-emissive display device. The self-emissive display device is disposed on the rear of the liquid crystal display device, in which the liquid crystal display device provides a first image and the self-emissive display device a second image and a backlight source. One of the first and second images comprises a parallax barrier pattern for forming a three-dimensional (3D) image, and the other is a 2D image.
    Type: Application
    Filed: April 23, 2013
    Publication date: September 26, 2013
    Applicant: AU OPTRONICS CORP.
    Inventors: YUNG-LUN LIN, CHIH-JEN HU, MING-CHOU WU, CHIH-MING CHANG
  • Patent number: 8482705
    Abstract: A method of fabricating a transflective display. The method includes providing a first substrate; forming a first electrode thereon; providing a second substrate having a reflective area and a transmissive area opposite to the first substrate; forming a second electrode having a plurality of slits on the second substrate opposite to the first electrode; disposing a liquid crystal layer including a plurality of liquid crystal molecules and monomers between the first electrode and the second electrode, wherein the monomers have a weight ratio of about 0.1-20%; and polymerizing the monomers to form a plurality of non-liquid crystal polymers adjacent to the first electrode and the second electrode.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: July 9, 2013
    Assignee: Au Optronics Corp.
    Inventors: Ying-Ru Chen, Tzu-Yuan Lin, Ching-Huan Lin, Chih-Ming Chang
  • Patent number: 8453836
    Abstract: A mobile device protective case (10) includes a frame (20) and a slidable shutter (30) mounted on the frame (20) to function as a slidable component. After a mobile device (50) has been inserted into the frame (20), the slidable shutter (30) hides a touch panel (51) of the mobile device (50) to prevent the touch panel (51) from being scratched or scraped. To start using the mobile device (50), a user moves the slidable shutter (30), such that the touch panel (51) of the mobile device (50) is exposed and can be directly operated by the user.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: June 4, 2013
    Assignee: Topkase International Co., Ltd.
    Inventors: Han-Yuan Wang, Chih-Ming Chang, David John Ardener, Mao-Shen Wang
  • Publication number: 20130118933
    Abstract: A mobile device protective case (10) includes a frame (20) and a slidable shutter (30) mounted on the frame (20) to function as a slidable component. After a mobile device (50) has been inserted into the frame (20), the slidable shutter (30) hides a touch panel (51) of the mobile device (50) to prevent the touch panel (51) from being scratched or scraped. To start using the mobile device (50), a user moves the slidable shutter (30), such that the touch panel (51) of the mobile device (50) is exposed and can be directly operated by the user.
    Type: Application
    Filed: November 14, 2011
    Publication date: May 16, 2013
    Applicant: TOPKASE INTERNATIONAL CO., LTD.
    Inventors: Han-Yuan WANG, Chih-Ming Chang, David John Ardener, Mao-Shen Wang
  • Patent number: 8427414
    Abstract: In a transflective liquid crystal display having a transmission area and the reflection area, the transmissive electrode is connected to a switching element to control the liquid crystal layer in the transmission area, and the reflective electrode is connected to the switching element via a separate capacitor to control the liquid crystal layer in the reflection area. The separate capacitor is used to shift the reflectance in the reflection area toward a higher voltage end in order to avoid the reflectance inversion problem. In addition, an adjustment capacitor is connected between the reflective electrode and a different common line. The adjustment capacitor is used to reduce or eliminate the discrepancy between the gamma curve associated with the transmittance and the gamma curve associated with the reflectance.
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: April 23, 2013
    Assignee: Au Optronics Corporation
    Inventors: Ching-Huan Lin, Jenn-Jia Su, Chih-Ming Chang
  • Patent number: 8390965
    Abstract: An over-current protection device for multiple high-voltage motive devices is provided. The over-current protection device includes a comparison module and a logic operation module. The comparison module receives a plurality of voltages generated from a plurality of operating currents of a plurality of high-voltage motive devices and respectively compares the voltages with at least one reference voltage to generate a plurality of comparison results, wherein the high-voltage motive devices are solenoids, electronic clutches, or a combination of solenoids and electronic clutches. The logic operation module receives the comparison results and generates at least one control signal for a plurality of high-voltage motive device driving circuits according to the comparison results. The high-voltage motive device driving circuits respectively drive the high-voltage motive devices according to the control signal.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: March 5, 2013
    Assignees: Cal-Comp Electronics & Communications Company Limited, Kinpo Electronics, Inc.
    Inventors: Chih-Ming Chang, Ju-Chou Chen
  • Patent number: 8330908
    Abstract: A transflective display. The transflective display includes a first substrate, a first electrode formed thereon, a second substrate having a reflective area and a transmissive area opposite to the first substrate, a second electrode formed on the second substrate opposite to the first electrode, and a liquid crystal layer including a plurality of liquid crystal molecules and polymers disposed between the first electrode and the second electrode. The invention also provides a method of fabricating the transflective display.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: December 11, 2012
    Assignee: AU Optronics Corp.
    Inventors: Ying-Ru Chen, Tzu-Yuan Lin, Ching-Huan Lin, Chih-Ming Chang
  • Publication number: 20120194740
    Abstract: A method of controlling a display device selectively displaying one of a first signal received from a first signal source and a second signal received from a second signal source is provided. The method includes the steps of: displaying the second signal; detecting whether the first signal is received; and displaying the first signal when the first signal is received by the display device.
    Type: Application
    Filed: February 14, 2012
    Publication date: August 2, 2012
    Applicant: BenQ Corporation
    Inventors: Chih-Ming Chang, Sheng-Ke Lin, Yen-Lung Lin
  • Patent number: 8223303
    Abstract: A transflective LCD device includes an array substrate and a color filter. The substrate includes a plurality gate lines, a plurality of common lines, and a plurality of data lines substantially crossing the gate lines to define a plurality of sub-pixel regions. Each sub-pixel region has a reflective area and a transmissive area. Two of the reflective area of two adjacent sub-pixel regions in the same column are juxtaposed to each other. The color filter has a plurality of sub-pixel regions respectively aligned with the sub-pixel regions of the array substrate. The color filter includes an insulating layer disposed on the reflective area of a respective sub-pixel region. An LC layer is disposed between the array substrate and the color filter.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: July 17, 2012
    Assignee: Au Optronics Corp.
    Inventors: Ching-Sheng Cheng, Li-Ping Liu, Shih-Chyuan Fan Jiang, Chih-Chun Pei, Chih-Jen Hu, Ching-Huan Lin, Chih-Ming Chang