Patents by Inventor Yong Cao

Yong Cao 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: 9984976
    Abstract: Interconnect structures and methods of formation of such interconnect structures are provided herein. In some embodiments, a method of forming an interconnect includes: depositing a silicon-aluminum oxynitride (SiAlON) layer atop a first layer of a substrate, wherein the first layer comprises a first feature filled with a first conductive material; depositing a dielectric layer over the silicon-aluminum oxynitride (SiAlON) layer; and forming a second feature in the dielectric layer and the silicon-aluminum oxynitride (SiAlON) layer to expose the first conductive material.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: May 29, 2018
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Yana Cheng, Yong Cao, Srinivas Guggilla, Sree Rangasai Kesapragada, Xianmin Tang, Deenesh Padhi
  • Publication number: 20180142343
    Abstract: In some embodiments, a method of processing a substrate disposed atop a substrate support in a physical vapor deposition process chamber includes: (a) forming a plasma from a process gas within a processing region of the physical vapor deposition chamber, wherein the process gas comprises an inert gas and a hydrogen-containing gas to sputter silicon from a surface of a target within the processing region of the physical vapor deposition chamber; and (b) depositing an amorphous silicon layer atop a first layer on the substrate, wherein adjusting the flow rate of the hydrogen containing gas tunes the optical properties of the deposited amorphous silicon layer.
    Type: Application
    Filed: November 16, 2017
    Publication date: May 24, 2018
    Inventors: Weimin ZENG, Yong CAO, Daniel Lee DIEHL, Huixiong DAI, Khoi PHAN, Christopher NGAI, Rongjun WANG, Xianmin TANG
  • Publication number: 20180135183
    Abstract: Processing methods comprising depositing an initial hardmask film on a substrate by physical vapor deposition and exposing the initial hardmask film to a treatment plasma comprising a silane compound to form the hardmask.
    Type: Application
    Filed: November 8, 2017
    Publication date: May 17, 2018
    Inventors: Weimin Zeng, Yong Cao, Daniel Lee Diehl, Khoi Phan, Huixiong Dai, Christopher S. Ngai
  • Patent number: 9897804
    Abstract: A crystal lens includes a liquid crystal layer, a pair of alignment layers, a first electrode set, and a second electrode set. The alignment layers are positioned on different sides of the liquid crystal layer. The first and second electrode sets are positioned on different alignment layers. The first electrode set includes a first transparent insulating layer and a first electrode layer. The first electrode set attaches to one of the alignment layers. The second electrode set includes a second transparent insulating layer, a second electrode layer, and a dielectric film. The second electrode layer includes a hole-patterned electrode. The dielectric film attaches to the first transparent insulating layer. The hole-patterned electrode exposes the dielectric film. In addition, an external power supply provides a driving voltage to the hole-patterned electrode and the first electrode layer, so that the liquid crystal molecules inside the liquid crystal layer drive rotation.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: February 20, 2018
    Assignee: SILICON TOUCH TECHNOLOGY INC.
    Inventors: Chi-Yuan Chin, Lin Ping Zhang, Yong Cao
  • Publication number: 20180033985
    Abstract: The present invention belongs to the technical field of optoelectronic devices, and discloses an electron transport layer material and its application. This material has the following structure: wherein n is a natural number of 1 to 10000, B is a strongly polar group, A1 and A2 are the same or different aromatic ring derivatives or conjugated units containing carbon-carbon double bonds and carbon-nitrogen bonds, M is a connection unit between A2 and B and is an alkyl group containing 1 to 20 carbon atoms, or is an alkyl group in which one or more carbon atoms are replaced by one or more functional groups selected from oxygen atoms, alkenyl groups, alkynyl groups, aryl groups or ester groups, and the hydrogen atom is replaced by a fluorine atom, a chlorine atom, a bromine atom, an iodine atom or the above-mentioned functional groups.
    Type: Application
    Filed: March 4, 2016
    Publication date: February 1, 2018
    Applicant: South China University of Technology
    Inventors: Fei HUANG, Chen SUN, Zhihong WU, Hin Lap YIP, Yong CAO
  • Publication number: 20180011331
    Abstract: Light wave separation lattices and methods of formation are provided herein. In some embodiments, a light wave separation lattice includes a first layer having the formula ROxNy, wherein the first layer has a first refractive index; and a second layer, different from the first layer, disposed atop the first layer, and having the formula R?OxNy, wherein the second layer has a second refractive index different from the first refractive index, and wherein R and R? are each one of a metal or a dielectric material. In some embodiments, a method of forming a light wave separation lattice includes depositing a first layer having a predetermined desired refractive index atop a substrate by a physical vapor deposition process; and depositing a second layer, different from the first layer, atop the first layer, wherein the second layer has a predetermined second refractive index different from the first refractive index.
    Type: Application
    Filed: August 28, 2017
    Publication date: January 11, 2018
    Inventors: DANIEL LEE DIEHL, YONG CAO, MINGWEI ZHU, TAI-CHOU PAPO CHEN
  • Patent number: 9773665
    Abstract: Methods and apparatus for reducing particles generated in a process carried out in a process chamber are provided herein. In some embodiments, a process kit shield includes: a body having a surface facing a processing volume of a physical vapor deposition (PVD) process chamber, wherein the body is composed of aluminum oxide (Al2O3), and a silicon nitride layer on the surface of the body.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: September 26, 2017
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Weimin Zeng, Thanh X. Nguyen, Yong Cao
  • Patent number: 9746678
    Abstract: Light wave separation lattices and methods of formation are provided herein. In some embodiments, a light wave separation lattice includes a first layer having the formula ROXNY, wherein the first layer has a first refractive index; and a second layer, different from the first layer, disposed atop the first layer, and having the formula R?OXNY, wherein the second layer has a second refractive index different from the first refractive index, and wherein R and R? are each one of a metal or a dielectric material. In some embodiments, a method of forming a light wave separation lattice includes depositing a first layer having a predetermined desired refractive index atop a substrate by a physical vapor deposition process; and depositing a second layer, different from the first layer, atop the first layer, wherein the second layer has a predetermined second refractive index different from the first refractive index.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: August 29, 2017
    Assignee: APPLIED MATERIALS
    Inventors: Daniel Lee Diehl, Yong Cao, Mingwei Zhu, Tai-Chou Papo Chen
  • Publication number: 20170179541
    Abstract: An insulating mother board, an insulating harness mother board assembly and a battery module including the insulating mother board are provided. The insulating mother board includes a first end insulating board, a middle insulating board and a second end insulating board moveably connected in sequence. According to the insulating mother board, an arbitrary number of middle insulating boards can be arranged by arranging the first end insulating board and the second end insulating board on two ends of the insulating mother board respectively. There may be an arbitrary number of connection holes on the first end insulating board, the middle insulating board and the second end insulating board, each connection hole corresponds to one single battery. In this way, an assembly of different numbers of single batteries can be achieved.
    Type: Application
    Filed: September 15, 2015
    Publication date: June 22, 2017
    Applicant: CHINA AVIATION LITHIUM BATTERY CO., LTD.
    Inventors: Qixin GUO, Yong CAO, Qiu XIE, Wei LI
  • Patent number: 9684101
    Abstract: An optical zoom structure includes an amplifying set, a focusing set, and an image display region. The amplifying set resembles the diverging optical effect and includes a first fixed focal set and a first liquid crystal lens. The focusing set resembles a converging optical effect and includes a second fixed focal set and a second liquid crystal lens. The first liquid crystal lens and the second fixed focal set are disposed between the first fixed focal set and the second liquid crystal lens. The first distance is from the first fixed focal set to the first liquid crystal lens. The second distance is from the first liquid crystal lens to the second fixed focal set. The third distance is from the second fixed focal set to the second liquid crystal lens. The fourth distance is from the second first liquid crystal lens to the image display region.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: June 20, 2017
    Assignee: SILICON TOUCH TECHNOLOGY INC.
    Inventors: Chi-Yuan Chin, Zhi Gao Xu, Lin Ping Zhang, Yong Cao
  • Publication number: 20170162511
    Abstract: An interconnect structure for use in semiconductor devices and a method for fabricating the same is described. The method includes positioning a substrate in a vacuum processing chamber, wherein the substrate comprises a copper layer having an exposed surface and a low-k dielectric layer having an exposed surface, forming a metal layer over the exposed surface of the copper layer, wherein the exposed surface of the low-k dielectric layer is free from the metal layer, and forming a metal-based dielectric layer over the metal layer and over at least part of the exposed low-k dielectric surface, wherein the metal-based dielectric layer comprises an aluminum compound.
    Type: Application
    Filed: February 22, 2017
    Publication date: June 8, 2017
    Inventors: He REN, Mehul B. NAIK, Yong CAO, Mei-yee SHEK
  • Publication number: 20170125215
    Abstract: Methods are disclosed for depositing a thin film of compound material on a substrate. In some embodiments, a method of depositing a layer of compound material on a substrate include: flowing a reactive gas into a plasma processing chamber having a substrate to be sputter deposited disposed therein in opposition to a sputter target comprising a metal; exciting the reactive gas into a reactive gas plasma to react with the sputter target and to form a first layer of compound material thereon; flowing an inert gas into the plasma processing chamber; and exciting the inert gas into a plasma to sputter a second layer of the compound material onto the substrate directly from the first layer of compound material. The cycles of target poisoning and sputtering may be repeated until a compound material layer of appropriate thickness has been formed on the substrate.
    Type: Application
    Filed: December 31, 2015
    Publication date: May 4, 2017
    Inventors: Yana CHENG, Zhefeng LI, Chi Hong CHING, Yong CAO, Rongjun WANG
  • Patent number: 9633824
    Abstract: Embodiments of apparatus for physical vapor deposition are provided. In some embodiments, a target assembly for use in a substrate processing system to process a substrate includes a plate having a first side and an opposing second side, wherein the second side comprises a target supporting surface extending from the second side in a direction normal to the second side, wherein the target supporting surface has a first diameter and is bounded by a first edge; and a target having a first side bonded to the target supporting surface, wherein a diameter of the target is greater than the first diameter of the target supporting surface.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: April 25, 2017
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Thanh X. Nguyen, Yong Cao, Muhammad Rasheed, Xianmin Tang
  • Patent number: 9633839
    Abstract: In some embodiments a method of processing a substrate disposed atop a substrate support in a physical vapor deposition process chamber includes: (a) depositing a dielectric layer to a first thickness atop a first surface of the substrate via a physical vapor deposition process; (b) providing a first plasma forming gas to a processing region of the physical vapor deposition process chamber, wherein the first plasma forming gas comprises hydrogen but not carbon; (c) providing a first amount of bias power to a substrate support to form a first plasma from the first plasma forming gas within the processing region of the physical vapor deposition process chamber; (d) exposing the dielectric layer to the first plasma; and (e) repeating (a)-(d) to deposit the dielectric film to a final thickness.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: April 25, 2017
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Weimin Zeng, Thanh X. Nguyen, Yana Cheng, Yong Cao, Daniel Lee Diehl, Srinivas Guggilla, Rongjun Wang, Xianmin Tang
  • Publication number: 20170098575
    Abstract: In some embodiments, a method of forming an interconnect structure includes selectively depositing a barrier layer atop a substrate having one or more exposed metal surfaces and one or more exposed dielectric surfaces, wherein a thickness of the barrier layer atop the one or more exposed metal surfaces is greater than the thickness of the barrier layer atop the one or more exposed dielectric surfaces. In some embodiments, a method of forming an interconnect structure includes depositing an etch stop layer comprising aluminum atop a substrate via a physical vapor deposition process; and depositing a barrier layer atop the etch stop layer via a chemical vapor deposition process, wherein the substrate is transferred from a physical vapor deposition chamber after depositing the etch stop layer to a chemical vapor deposition chamber without exposing the substrate to atmosphere.
    Type: Application
    Filed: October 4, 2016
    Publication date: April 6, 2017
    Inventors: Sree Rangasai V. KESAPRAGADA, Kevin MORAES, Srinivas GUGGILLA, He REN, Mehul NAIK, David THOMPSON, Weifeng YE, Yana CHENG, Yong CAO, Xianmin TANG, Paul F. MA, Deenesh PADHI
  • Patent number: 9601431
    Abstract: An interconnect structure for use in semiconductor devices and a method for fabricating the same is described. The method includes positioning a substrate in a vacuum processing chamber. The substrate has an exposed copper surface and an exposed low-k dielectric surface. A metal layer is formed over the copper surface but not over the low-k dielectric surface. A metal-based dielectric layer is formed over the metal layer and the low-k dielectric layer.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: March 21, 2017
    Assignee: APPLIED MATERIALS, INC.
    Inventors: He Ren, Mehul B. Naik, Yong Cao, Mei-yee Shek, Yana Cheng, Sree Rangasai V. Kesapragada
  • Publication number: 20170005041
    Abstract: The present disclosure provides an interconnect formed on a substrate and methods for forming the interconnect on the substrate. In one embodiment, the method for forming an interconnect on a substrate includes depositing a barrier layer on the substrate, depositing a transition layer on the barrier layer, and depositing an etch-stop layer on the transition layer, wherein the transition layer shares a common element with the barrier layer, and wherein the transition layer shares a common element with the etch-stop layer.
    Type: Application
    Filed: June 18, 2016
    Publication date: January 5, 2017
    Inventors: He REN, Mehul B. NAIK, Yong CAO, Yana CHENG, Weifeng YE
  • Publication number: 20160372319
    Abstract: In some embodiments a method of processing a substrate disposed atop a substrate support in a physical vapor deposition process chamber includes: (a) depositing a dielectric layer to a first thickness atop a first surface of the substrate via a physical vapor deposition process; (b) providing a first plasma forming gas to a processing region of the physical vapor deposition process chamber, wherein the first plasma forming gas comprises hydrogen but not carbon; (c) providing a first amount of bias power to a substrate support to form a first plasma from the first plasma forming gas within the processing region of the physical vapor deposition process chamber; (d) exposing the dielectric layer to the first plasma; and (e) repeating (a)-(d) to deposit the dielectric film to a final thickness.
    Type: Application
    Filed: June 19, 2015
    Publication date: December 22, 2016
    Inventors: Weimin ZENG, Thanh X. NGUYEN, Yana CHENG, Yong CAO, Daniel Lee DIEHL, Srinivas GUGGILLA, Rongjun WANG, Xianmin TANG
  • Patent number: 9499901
    Abstract: Methods for depositing a layer on a substrate are provided herein. In some embodiments, a method of depositing a metal-containing layer on a substrate in a physical vapor deposition (PVD) chamber may include applying RF power at a VHF frequency to a target comprising a metal disposed in the PVD chamber above the substrate to form a plasma from a plasma-forming gas; optionally applying DC power to the target; sputtering metal atoms from the target using the plasma while maintaining a first pressure in the PVD chamber sufficient to ionize a predominant portion of the sputtered metal atoms; and controlling the potential on the substrate to be the same polarity as the ionized metal atoms to deposit a metal-containing layer on the substrate.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: November 22, 2016
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Yong Cao, Xianmin Tang, Adolph Miller Allen, Tza-Jing Gung
  • Publication number: 20160319513
    Abstract: A multifunctional all-terrain walking-type hydraulic excavator includes a multifunctional working apparatus (2), a cab (3), a slew assembly (4), a slewing bearing (6), and a walking-type chassis (5). By means of a hydraulic capstan (5.9) arranged at the forward end of the chassis (5), the excavator is able to perform self-rescue and towing assistance. The walking-type chassis (5) adapts to terrain through adjustments of the swing angles of the forward and rear legs (5.2, 5.4, 5.5, 5.6) and thus is able to walk and operate in difficult terrain.
    Type: Application
    Filed: July 11, 2016
    Publication date: November 3, 2016
    Inventors: XIUFENG CHEN, XIAOMING SHI, FENG XUE, JINGKE XU, YUN ZHANG, CHENGPENG GU, JUNQI WU, YONG CAO, RAN GAO, JIE ZHANG, LIPING ZHANG, FUDE WANG, LEI LIU, YUXIANG LIU, YUMING WEI, KAI ZHU, XUEFENG WEI, ZHIHAN PENG, LIANFENG DING, JING HAN, JING LIU