Patents by Inventor Chang Chun

Chang Chun 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: 20190215450
    Abstract: The present invention provides a mobile terminal and a method of capturing an image using the same. The mobile terminal controls a camera conveniently and efficiently to capture an image and performs focusing in various manners to capture an image. Accordingly, a user can obtain a desired image easily and conveniently.
    Type: Application
    Filed: March 18, 2019
    Publication date: July 11, 2019
    Inventors: Woo Chang CHUN, Jin Sang YUN, Ja Won KOO
  • Publication number: 20190215449
    Abstract: The present invention provides a mobile terminal and a method of capturing an image using the same. The mobile terminal controls a camera conveniently and efficiently to capture an image and performs focusing in various manners to capture an image. Accordingly, a user can obtain a desired image easily and conveniently.
    Type: Application
    Filed: March 18, 2019
    Publication date: July 11, 2019
    Inventors: Woo Chang CHUN, Jin Sang YUN, Ja Won KOO
  • Patent number: 10338251
    Abstract: Methods and apparatuses for directional designature in shot domain are provided. Azimuth and take-off angles are calculated for each record in the seismic data. Directional designature is then applied to the seismic data using a source signature dependent on the azimuth and take-off angles.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: July 2, 2019
    Assignee: CGG SERVICES SAS
    Inventors: Chang-Chun Lee, Yunfeng Li, Suryadeep Ray, Gordon Poole
  • Publication number: 20190159340
    Abstract: A circuit board and a layout structure are provided. The layout structure includes a plurality of chip carrying areas, a plurality of inner layer connection pads and a plurality of outer leading wires. The chip carrying areas respectively carry a plurality of chips. The outer leading wires are disposed between the inner layer connection pads and the chip carrying areas. The layout structure is disposed on at least one circuit board and connects to a plurality of wires of the at least one circuit board through the outer leading wires, and the outer leading wires and the wires of the at least one circuit board are formed by sharing at least one metal layer.
    Type: Application
    Filed: March 12, 2018
    Publication date: May 23, 2019
    Applicant: Wistron Corporation
    Inventors: Chang-Chun Wang, Su-Kai Hsu
  • Patent number: 10290914
    Abstract: The present disclosure provides a waveguide apparatus for receiving wireless signals. The waveguide apparatus includes a first waveguide member and a second waveguide member attached to the first waveguide member to form a waveguide having an aperture for receiving wireless signals. The first waveguide member includes a first wall and a second wall forming a first corner of the aperture, and the second waveguide member includes a third wall and a fourth wall forming a third corner of the aperture. After the first waveguide member is attached to the second waveguide member, the second wall and the third wall form a second corner of the aperture, and the fourth wall and the first wall form a fourth corner of the aperture.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: May 14, 2019
    Assignee: MICROELECTRONICS TECHNOLOGY, INC
    Inventors: Hui-Na Liu, Chang-Chun Chen, Wei Huang Chen
  • Patent number: 10274537
    Abstract: A structure, for defect inspection, is provided, which includes a scanning pad scanned by an electron beam inspection tool and a test key. The structure can be located in the scribe line. A virtual grounding pad is further provided if the test key is located in the dummy pattern regions.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: April 30, 2019
    Assignee: HERMES MICROVISION INC.
    Inventor: Chang-Chun Yeh
  • Publication number: 20190104288
    Abstract: One embodiment of the invention provides a three-dimensional printing system includes a first projector, a second projector, and a solidification region. The solidification region accommodates a curable material and has a first area and a second area. The first projector projects a first image on the first area, the second projector projects a second image on the second area, and the first image and the second image are stitched together to form an image seam. The image seam is the only one overlapping area between the first image and the second image, and a width of the image seam is smaller than a span of five consecutive pixels arranged crossing the image seam.
    Type: Application
    Filed: December 19, 2017
    Publication date: April 4, 2019
    Inventors: Ming-Fu HSU, Chao-Shun CHEN, Chang-Chun CHEN
  • Publication number: 20190051970
    Abstract: The present disclosure provides an antenna apparatus and a circuit board thereof for an RFD device to provide wide field effect coverage. The antenna apparatus includes a housing having a concavity defined therein, a printed circuit board disposed inside the concavity of the housing, two plates respectively located on opposite side portions of the circuit board, and a metal pattern sandwiched between and wirelessly coupled to the two plates. By disposing the metal pattern at the central portion of the circuit board and sandwiched between and coupled to the two plates, the field effect is enhanced, and the sensitivity of the antenna apparatus when detecting an object passing through the field (near field detection) is improved.
    Type: Application
    Filed: June 7, 2018
    Publication date: February 14, 2019
    Inventors: Chang-Chun CHEN, Wei HUANG CHEN, Tung-Hua YANG
  • Publication number: 20190027571
    Abstract: A method of providing a conducting structure over a substrate, which comprises: disposing a lower sub-layer over a substrate, the lower sub-layer comprising a conductive metal oxide material that includes indium and zinc, wherein the indium and zinc content in the bottom sub-layer substantially defines a first indium to zinc content ratio; performing a first hydrogen treatment over an exposed surface of the lower sub-layer for introducing hydrogen content therein; disposing a middle sub-layer over the lower sub-layer, the middle sub-layer comprising a metal material; disposing an upper sub-layer over the middle sub-layer, the upper sub-layer comprising a conductive metal oxide material that includes indium and zinc, wherein the indium and the zinc content in the upper sub-layer substantially defines a second indium to zinc content ratio smaller than the first indium to zinc content ratio; and patterning the multi-layered conductive structure to generate a composite lateral etch profile.
    Type: Application
    Filed: December 10, 2016
    Publication date: January 24, 2019
    Applicants: HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: HSIN-HUA LIN, PO-LI SHIH, YI-CHUN KAO, CHANG-CHUN WAN, WEI-CHIH CHANG, I-WEI WU
  • Patent number: 10180678
    Abstract: A method for an improved 3-D printing system and a system thereof is disclosed. The method is able to blur and sharpen pattern images, and the system is flexible in assembly in order to benefit the convenience of printing, the speed of printing, and the cost of hardware and manufacturing.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: January 15, 2019
    Assignee: YOUNG OPTICS INC.
    Inventors: Chao-Shun Chen, Chang-Chun Chen, Ming-Fu Hsu
  • Publication number: 20180343356
    Abstract: An optical device detachably disposed on a scanner is provided, including a housing, a first opening, a second opening, a lens module, and a fixing member. The housing has a first surface and a second surface connected to the first surface. The first opening and the second opening are respectively formed on the first surface and the second surface. The lens module is disposed in the housing. The fixing member is detachably affixed to the scanner and pivotally connected to the housing. The light provided by the scanner enters the housing through the first opening, and the lens module guides the light to leave the housing through the second opening. The light leaving the housing through the second opening can fall on a scanned object.
    Type: Application
    Filed: September 26, 2017
    Publication date: November 29, 2018
    Inventors: Chia-Fong LU, Chang Chun WANG, Su-Kai HSU, Jui-Kai CHENG, Ming-Feng TSAI, Ying-che HUANG
  • Patent number: 10138909
    Abstract: A multi-cylinder assembly includes a cylinder assembly defining a bore and a piston-rod assembly slidably disposed in the bore of the cylinder assembly. The piston-rod assembly includes a piston rod, a piston-rod sleeve and a retainer. The piston rod includes a piston head, a first rod extending outwardly from the piston head and a rod extension extending outwardly from the first rod. The piston-rod sleeve is disposed about the rod extension of the piston rod. The piston-rod sleeve includes a head portion and a rod portion. The retainer is engaged to the rod extension. The retainer prohibits axial movement of the piston-rod sleeve.
    Type: Grant
    Filed: May 7, 2014
    Date of Patent: November 27, 2018
    Assignee: EATON INTELLIGENT POWER, LTD
    Inventors: Petrus Wilhelmus Maria Megens, Petrus Josephus Franciscus Claessens, Chang-Chun Tsai
  • Patent number: 10138912
    Abstract: Reciprocally moving an output rod mounted to a force transfer member includes applying hydraulic pressure to a first piston and cylinder device to operate the first piston and cylinder device in compression to move the force transfer member in a first direction; applying hydraulic pressure to a second piston and cylinder device to operate the second piston and cylinder device in compression to move the force transfer member in an opposite second direction; refraining from applying tension to the second piston and cylinder device while applying hydraulic pressure to the first piston and cylinder device; and refraining from applying tension to the first piston and cylinder device while applying hydraulic pressure to the second piston and cylinder device.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: November 27, 2018
    Assignee: Eaton Intelligent Power Limited
    Inventors: Chang-Chun Tsai, Sandeep Manohar Birje, Peter Megens
  • Publication number: 20180331409
    Abstract: The present disclosure provides a waveguide apparatus for receiving wireless signals. The waveguide apparatus includes a first waveguide member and a second waveguide member attached to the first waveguide member to form a waveguide having an aperture for receiving wireless signals. The first waveguide member includes a first wall and a second wall forming a first corner of the aperture, and the second waveguide member includes a third wall and a fourth wall forming a third corner of the aperture. After the first waveguide member is attached to the second waveguide member, the second wall and the third wall form a second corner of the aperture, and the fourth wall and the first wall form a fourth corner of the aperture.
    Type: Application
    Filed: May 15, 2017
    Publication date: November 15, 2018
    Inventors: Hui-Na LIU, Chang-Chun CHEN, Wei HUANG CHEN
  • Publication number: 20180318445
    Abstract: The present application provides an amphiphilic cyclodextrin-based compound of the formula I: R-G-D-A (I) wherein R is one or more hydrophilic groups; G is one or more linkers; D is a cyclodextrin, and A is one or more aliphatic groups. In cer-tain embodiments, the hydrophilic group is a sugar such as lactose, the linker comprises —(CHR?CH20)n- where R? is H or is an alkyl group substituted with —(CHR?CH20)n- where n is 1 to 20, typically n=4; the cyclodextrin is a B-cyclodextrin comprising 7 subunits, and the aliphatic groups are C6 alkyl groups. The compound can be used to enhance water solu-bility, bioavailability, cellular uptakes of active ingredients used in medicines, cosmetics and foods and other products, for detection, removal and immobilization of pathogenic organisms, toxins, and autoantibodies, and bio-markers on solid matrix, or for molecular biological techniques, such as ELISA, for example.
    Type: Application
    Filed: March 23, 2018
    Publication date: November 8, 2018
    Inventors: Chang-Chun Ling, Lina Cui, Ramprasad Ghosh, Ping Zhang, Aixia Yan Wang
  • Publication number: 20180296679
    Abstract: The present application provides pharmaceutical compositions comprising polyanionic and polynon-ionic cyclodextrin-based dendrimers. The compositions can be used as excipients, or to bind to compounds such as in the use as a rescue medicine to remove undesired drugs and metabolites from a subject Methods of use in treating a subject are also provided.
    Type: Application
    Filed: December 2, 2015
    Publication date: October 18, 2018
    Inventors: Chang-Chun LING, Ping ZHANG, Aixia WANG, John KLASSEN, Emma-Dune LERICHE
  • Publication number: 20180280537
    Abstract: The present application provides a multifunctional cyclodextrin dendrimer of the formula comprising at least one anionic residue and at least one non-ionic residue bound to the cyclodextrin ring structure, and methods of their manufacture. The multifunctional cyclodextrin dendrimer as described herein can be used for drug delivery.
    Type: Application
    Filed: October 7, 2016
    Publication date: October 4, 2018
    Inventors: Chang-Chun LING, John KLASSEN, Emma-Dune LERICHE, Ping ZHANG, Aixia WANG
  • Patent number: 10090571
    Abstract: A transmission switch includes a dielectric substrate; a conductive ground layer disposed over an upper surface of the dielectric substrate, wherein the conductive ground layer comprises a first ground section and a second ground section separated from the first ground section; a tunable dielectric layer disposed over the conductive ground layer, wherein the tunable dielectric layer has a first dielectric constant at a first DC voltage and a second dielectric constant at a second DC voltage; and a conductive signal layer disposed over the tunable dielectric layer, wherein the conductive signal layer comprises a first signal section, a second signal section, and an impedance-matching section connecting the first signal section and the second signal section.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: October 2, 2018
    Assignee: MICROELECTRONICS TECHNOLOGY, INC.
    Inventors: Chang-Chun Chen, Chia-Yu Chou
  • Patent number: 10044087
    Abstract: A switchable radiator includes a dielectric substrate, a first conductive layer having a slot disposed over an upper surface of the dielectric substrate, a tunable dielectric layer disposed over the first conductive layer, and a second conductive layer disposed over the tunable dielectric layer. The tunable dielectric layer has a first dielectric constant at a first DC voltage and a second dielectric constant at a second DC voltage. The second conductive layer includes a first signal section, a second signal section, and an impedance-matching section connecting the first signal section and the second signal section. The operation method of the switchable radiator includes applying a first DC voltage to the tunable dielectric layer to enable the switchable radiator to radiate energy through the slot and applying a second DC voltage to the tunable dielectric layer to disable the switchable radiator from radiating energy through the slot.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: August 7, 2018
    Assignee: Microelectronics Technology, Inc.
    Inventors: Wei Huang Chen, Chang-Chun Chen, Chia-Yu Chou
  • Publication number: 20180207885
    Abstract: A three dimensional printing mechanism includes a plane receiving a first photocured material and a second photocured material which is different from the first photocured material. A first photocured material supplying mechanism is used for inputting the first photocured material into the plane, whereas a second photocured material supplying mechanism is used for inputting the second photocured material into the plane.
    Type: Application
    Filed: April 27, 2017
    Publication date: July 26, 2018
    Inventors: Tsung-Yu Liu, Chao-Shun Chen, Chang-Chun Chen, Chia-jung Liu