Patents by Inventor Chun-Yi Wu

Chun-Yi Wu 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: 11011674
    Abstract: A multi-layered tunnel junction structure adapted to be disposed between two light emitting structures includes an n-type doped insulation layer, as well as an n-type heavily doped layer, a metal atom layer, a p-type heavily doped layer, and a p-type doped insulation layer which are disposed on the n-type doped insulation layer in such sequential order. A light emitting device having the multi-layered tunnel junction structure and a production method of such light emitting device are also disclosed.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: May 18, 2021
    Assignee: Xiamen San'an Optoelectronics Co., Ltd.
    Inventors: Jingfeng Bi, Chaoyu Wu, Duxiang Wang, Senlin Li, Chun-Yi Wu, Shih-Yi Lien
  • Publication number: 20210143306
    Abstract: A semiconductor light-emitting device includes a bonding substrate, a multi-layered metal unit, and a semiconductor lighting unit. The bonding substrate includes an upper surface and a lower surface opposite to the upper surface. The multi-layered metal unit is disposed on the upper surface of the bonding substrate such that an exposed region of the upper surface of the bonding substrate is exposed from the multi-layered metal unit. The semiconductor lighting unit is disposed on the multi-layered metal unit opposite to the bonding substrate. A method for manufacturing the semiconductor light-emitting device is also disclosed.
    Type: Application
    Filed: January 25, 2021
    Publication date: May 13, 2021
    Inventors: Weifan KE, Chun-Yi WU, Bing-xian CHUNG
  • Patent number: 10977482
    Abstract: An object attribution analyzing method applied to an object attribution analyzing device and includes dividing a plurality of continuous frames into a current frame and several previous frames, utilizing face detection to track and compute a first attribution predicted value of an object within the current frame, utilizing the face detection to acquire a feature parameter of the object within the current frame for setting a first weighting, acquiring a second attribution predicted value of the object within the several previous frames, setting a second weighting in accordance with the first weighting, and generating a first induction attribution predicted value of the object within the plurality of continuous frames via the first attribution predicted value weighted by the first weighting and the second attribution predicted value weighted by the second weighting.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: April 13, 2021
    Assignee: VIVOTEK INC.
    Inventors: Kuan-Yu Lin, Chun-Yi Wu, Sheng-Yuan Chen
  • Publication number: 20210050475
    Abstract: A method for producing a light omitting device includes providing a substrate and forming an epitaxial structure thereon, forming first and second electrodes on a side of the epitaxial structure facing away from the substrate, and removing the substrate. The epitaxial structure includes a first-type semiconductor layer, an active layer, a second-type semiconductor layer, and an AlGaAs-based semiconductor layer formed on the substrate in a distal-to-proximal manner. The AlGaAs-based semiconductor layer has a thickness of not less than 30 ?m, and is configured to support the rest of the epitaxial structure and serve as a light exiting layer. The device produced by the method is also disclosed.
    Type: Application
    Filed: October 29, 2020
    Publication date: February 18, 2021
    Inventors: ChingYuan TSAI, Chun-YI Wu, Fulong Li, Duxiang WANG, Chaoyu Wu, Wenhao GAO, Xiaofeng LIU, Weihuan LI, Liming SHU, Chao LIU
  • Publication number: 20210043724
    Abstract: A semiconductor device is provided. The semiconductor device includes a channel layer disposed over a substrate, a barrier layer disposed over the channel layer, a compound semiconductor layer disposed over the barrier layer, a gate electrode disposed over the compound semiconductor layer, and a source electrode and a drain electrode disposed on opposite sides of the gate electrode. The source electrode and the drain electrode penetrate through at least a portion of the barrier layer. The semiconductor device also includes a source field plate connected to the source electrode through a source contact. The semiconductor device further includes a first electric field redistribution pattern disposed on the barrier layer and directly under the edge of the source field plate.
    Type: Application
    Filed: August 6, 2019
    Publication date: February 11, 2021
    Applicant: Vanguard International Semiconductor Corporation
    Inventors: Chun-Yi WU, Chih-Yen CHEN, Chang-Xiang HUNG, Chia-Ching HUANG
  • Patent number: 10830350
    Abstract: A slide roller is provided. A lower connecting surface of the roller is never in contact with a roller passage surface. By taking advantage of a normal distance between a corner sliding surface and a center point of the roller greater than a vertical distance between an upper sliding surface of the roller and the center point, a pulley disc assembly can be started lightly, the acceleration in the middle stage of the slide stroke is increased, and speed transmission in the rear stage of the slide stroke is increased.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: November 10, 2020
    Inventor: Chun Yi Wu
  • Publication number: 20200321431
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a semiconductor substrate and a magnetic element over the semiconductor substrate. The semiconductor device structure also includes an isolation element over the magnetic element. The isolation element partially covers a top surface of the magnetic element. The semiconductor device structure further includes a conductive line over the isolation element. In addition, the semiconductor device structure includes a dielectric layer over the conductive line and the magnetic element.
    Type: Application
    Filed: June 22, 2020
    Publication date: October 8, 2020
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Yu KU, Chi-Cheng CHEN, Hon-Lin HUANG, Wei-Li HUANG, Chun-Yi WU, Chen-Shien CHEN
  • Publication number: 20200295231
    Abstract: A light-emitting diode includes a light-emitting epitaxial layer having a first surface as a light-emitting surface and a second, opposing, surface, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; a metal reflective layer disposed over the second surface; and a protective layer formed seamlessly on a surface of the metal reflective layer and on a side wall of the metal reflective layer.
    Type: Application
    Filed: June 1, 2020
    Publication date: September 17, 2020
    Applicant: XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Cheng MENG, Yuehua JIA, Jing WANG, Chun-Yi WU, Ching-Shan TAO, Duxiang WANG
  • Patent number: 10720550
    Abstract: A method of fabricating an LED includes: providing an epitaxial structure having a growth substrate, a first-type semiconductor layer, an active layer and a second-type semiconductor layer; forming an extended electrode and performing thermal treatment to form ohmic contact with the second-type semiconductor layer; providing a temporary substrate bonded with the epitaxial structure, and removing the growth substrate to expose the surface of the first-type semiconductor layer; forming an ohmic contact layer, a mirror layer and a bonding layer over the exposed surface of the first-type semiconductor layer; providing a conductive substrate bonded with the bonding layer, and removing the temporary substrate to expose part of the surface of the second-type semiconductor layer and the extended electrode; forming a roughening surface via etching of the exposed second-type semiconductor layer; and providing a bonding wire electrode forming a closed loop with the extended electrode.
    Type: Grant
    Filed: September 22, 2018
    Date of Patent: July 21, 2020
    Assignee: XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Cheng Meng, Chun-Yi Wu, Shufan Yang, Duxiang Wang
  • Patent number: 10720487
    Abstract: A structure and a formation method of a semiconductor device are provided. The method includes forming an etch stop layer over a semiconductor substrate and forming a magnetic element over the etch stop layer. The method also includes forming an isolation element extending across the magnetic element. The isolation element partially covers the top surface of the magnetic element and partially covers sidewall surfaces of the magnetic element. The method further includes forming a conductive line over the isolation element. In addition, the method includes forming a dielectric layer over the conductive line, the isolation element, and the magnetic element.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: July 21, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Yu Ku, Chi-Cheng Chen, Hon-Lin Huang, Wei-Li Huang, Chun-Yi Wu, Chen-Shien Chen
  • Patent number: 10707381
    Abstract: A light-emitting diode includes a light-emitting epitaxial laminated layer having a first surface and a second, opposing, surface, including an n-type semiconductor layer, a light emitting layer, and a p-type semiconductor layer; an omnidirectional reflector structure formed on the second surface of the light-emitting epitaxial laminated layer, including a transparent dielectric layer located on the second surface of the light-emitting epitaxial laminated layer and having conductive holes therein; a first transparent adhesive layer on one side surface of the transparent dielectric layer that is distal from the light-emitting epitaxial laminated layer; a second transparent adhesive layer on one side surface of the first transparent adhesive layer that is distal from the transparent dielectric layer; and a metal reflective layer on one side surface of the second transparent adhesive layer that is distal from the first transparent adhesive layer.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: July 7, 2020
    Assignee: XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Cheng Meng, Yuehua Jia, Jing Wang, Chun-Yi Wu, Ching-Shan Tao, Duxiang Wang
  • Patent number: 10699119
    Abstract: Methods and systems for detecting objects from aerial imagery are disclosed. The method includes obtaining an image of an area, obtaining a plurality of regional aerial images from the image of the area, classifying the plurality of regional aerial images as a first class or a second class by a classifier, wherein: the first class indicates a regional aerial image contains a target object, the second class indicates a regional aerial image does not contain a target object, and the classifier is trained by first and second training data, wherein the first training data include first training images containing target objects, and the second training data include second training images containing target objects obtained by adjusting at least one of brightness, contrast, color saturation, resolution, or a rotation angle of the first training images; and recognizing a target object in a regional aerial image in the first class.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: June 30, 2020
    Assignee: GEOSAT AEROSPACE & TECHNOLOGY
    Inventors: Cheng-Fang Lo, Zih-Siou Chen, Chang-Rong Ko, Chun-Yi Wu, Ya-Wen Cheng, Kuang-Yu Chen, Hsiu-Hsien Wen, Te-Che Lin, Ting-Jung Chang
  • Publication number: 20200194624
    Abstract: A micro light-emitting diode (LED) includes an epitaxial layered structure including a support layer, a first-type semiconductor element, an active layer, and a second-type semiconductor element that are sequentially disposed on one another in such order. A method for manufacturing a micro LED device including at least one of the micro LED is also disclosed.
    Type: Application
    Filed: February 27, 2020
    Publication date: June 18, 2020
    Inventors: Cuicui SHENG, Chun Kai HUANG, Chun-Yi WU
  • Patent number: 10672953
    Abstract: A light-emitting diode (LED) includes an epitaxial laminated layer with an upper surface and an opposing lower surface, the LED including: a first-type semiconductor layer; an active layer; and a second-type semiconductor layer. A portion of the first-type semiconductor layer and the active layer are etched to expose a portion of the second-type semiconductor layer; a first electrode and a second electrode are disposed over the lower surface of the epitaxial laminated layer; the first electrode is disposed over a surface of the first-type semiconductor layer; the second electrode is disposed over a surface of the exposed second-type semiconductor layer; a transparent medium layer over the upper surface of the epitaxial laminated layer, having a refractive index n1> 1.6; a transparent bonding medium layer over one upper surface of the transparent medium layer, having a refractive index n2<n1.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: June 2, 2020
    Assignee: XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Weiping Xiong, Shu-fan Yang, Meijia Yang, Chun-Yi Wu, Chaoyu Wu, Duxiang Wang
  • Patent number: 10673003
    Abstract: A light-emitting diode chip includes a light-emitting epitaxial laminated layer including a first-type semiconductor layer, a second-type semiconductor layer, and an active layer therebetween, wherein the light-emitting epitaxial laminated layer has a first surface and an opposing second surface, and wherein the second surface is a light-emitting surface; a first electrical connection layer over the first surface of the light-emitting epitaxial laminated layer and having first geometric pattern arrays; a second electrical connection layer over the second surface of the light-emitting epitaxial laminated layer and having second geometric pattern arrays; and a transparent current spreading layer over a surface of the second electrical connection layer; wherein, when external power is connected, a horizontal resistance of a current passing through the transparent current spreading layer is less than a current passing through the second electrical connection layer.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: June 2, 2020
    Assignee: XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shu-fan Yang, Chun-Yi Wu, Chaoyu Wu, Duxiang Wang
  • Publication number: 20200125823
    Abstract: Methods and systems for detecting objects from aerial imagery are disclosed. The method includes obtaining an image of an area, obtaining a plurality of regional aerial images from the image of the area, classifying the plurality of regional aerial images as a first class or a second class by a classifier, wherein: the first class indicates a regional aerial image contains a target object, the second class indicates a regional aerial image does not contain a target object, and the classifier is trained by first and second training data, wherein the first training data include first training images containing target objects, and the second training data include second training images containing target objects obtained by adjusting at least one of brightness, contrast, color saturation, resolution, or a rotation angle of the first training images; and recognizing a target object in a regional aerial image in the first class.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 23, 2020
    Applicant: GEOSAT Aerospace & Technology
    Inventors: Cheng-Fang LO, Zih-Siou CHEN, Chang-Rong KO, Chun-Yi WU, Ya-Wen CHENG, Kuang-Yu CHEN, Hsiu-Hsien WEN, Te-Che LIN, Ting-Jung CHANG
  • Publication number: 20200119224
    Abstract: A multi-layered tunnel junction structure adapted to be disposed between two light emitting structures includes an n-type doped insulation layer, as well as an n-type heavily doped layer, a metal atom layer, a p-type heavily doped layer, and a p-type doped insulation layer which are disposed on the n-type doped insulation layer in such sequential order. A light emitting device having the multi-layered tunnel junction structure and a production method of such light emitting device are also disclosed.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 16, 2020
    Inventors: JINGFENG BI, CHAOYU WU, DUXIANG WANG, SENLIN LI, CHUN-YI WU, SHIH-YI LIEN
  • Publication number: 20200075448
    Abstract: A structure and a formation method of a semiconductor device are provided. The method includes forming a passivation layer over a semiconductor substrate. The method also includes forming a magnetic element over the passivation layer. The method further includes forming an isolation layer over the magnetic element and the passivation layer. The isolation layer includes a polymer material. In addition, the method includes forming a conductive line over the isolation layer, and the conductive line extends across the magnetic element.
    Type: Application
    Filed: June 5, 2019
    Publication date: March 5, 2020
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chi-Cheng CHEN, Wei-Li HUANG, Chun-Yi WU, Kuang-Yi WU, Hon-Lin HUANG, Chih-Hung SU, Chin-Yu KU, Chen-Shien CHEN
  • Publication number: 20200066940
    Abstract: A light-emitting diode (LED) includes an epitaxial laminated layer with an upper surface and an opposing lower surface, the LED including: a first-type semiconductor layer; an active layer; and a second-type semiconductor layer. A portion of the first-type semiconductor layer and the active layer are etched to expose a portion of the second-type semiconductor layer; a first electrode and a second electrode are disposed over the lower surface of the epitaxial laminated layer; the first electrode is disposed over a surface of the first-type semiconductor layer; the second electrode is disposed over a surface of the exposed second-type semiconductor layer; a transparent medium layer over the upper surface of the epitaxial laminated layer, having a refractive index n1>1.6; a transparent bonding medium layer over one upper surface of the transparent medium layer, having a refractive index n2<n1.
    Type: Application
    Filed: October 29, 2019
    Publication date: February 27, 2020
    Applicant: XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Weiping XIONG, Shu-fan YANG, Meijia YANG, Chun-Yi WU, Chaoyu WU, Duxiang WANG
  • Publication number: 20200051284
    Abstract: An object attribution analyzing method applied to an object attribution analyzing device and includes dividing a plurality of continuous frames into a current frame and several previous frames, utilizing face detection to track and compute a first attribution predicted value of an object within the current frame, utilizing the face detection to acquire a feature parameter of the object within the current frame for setting a first weighting, acquiring a second attribution predicted value of the object within the several previous frames, setting a second weighting in accordance with the first weighting, and generating a first induction attribution predicted value of the object within the plurality of continuous frames via the first attribution predicted value weighted by the first weighting and the second attribution predicted value weighted by the second weighting.
    Type: Application
    Filed: July 29, 2019
    Publication date: February 13, 2020
    Inventors: Kuan-Yu Lin, Chun-Yi Wu, Sheng-Yuan Chen