Patents by Inventor Chang JIANG

Chang JIANG 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: 20240155845
    Abstract: A method of forming a ferroelectric random access memory (FeRAM) device includes: forming a layer stack over a substrate, where the layer stack includes alternating layers of a first dielectric material and a word line (WL) material; forming first trenches extending vertically through the layer stack; filling the first trenches, where filling the first trenches includes forming, in the first trenches, a ferroelectric material, a channel material over the ferroelectric material, and a second dielectric material over the channel material; after filling the first trenches, forming second trenches extending vertically through the layer stack, the second trenches being interleaved with the first trenches; and filling the second trenches, where filling the second trenches includes forming, in the second trenches, the ferroelectric material, the channel material over the ferroelectric material, and the second dielectric material over the channel material.
    Type: Application
    Filed: January 16, 2024
    Publication date: May 9, 2024
    Inventors: TsuChing Yang, Hung-Chang Sun, Kuo Chang Chiang, Sheng-Chih Lai, Yu-Wei Jiang
  • Patent number: 11975168
    Abstract: A disinfection cap is described for connection to a medical connector, the disinfection cap includes a housing having a top wall and sidewall forming a cavity, disinfectant or antimicrobial agent and a ball disposed within the cavity. An outer surface of the housing includes a thread sufficient to interlock with a mating feature of a threaded connector, or more specifically a male luer connector. The cap may also include a peelable seal to prevent the disinfectant or the antimicrobial agent from exiting the cavity. The cavity of the cap may also include one or more ribs disposed on the inner surface of the cavity to retain the ball in the cavity, forming a flow channel as the ball is depressed further into the cavity. An exterior sidewall surface of the housing may include a plurality of grip members.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: May 7, 2024
    Assignee: Becton, Dickinson and Company
    Inventors: Edward P. Browka, Chang Jiang, Amir Harandi, Tom Moskal, Jiayu Liu, Narasinha C. Parasnis
  • Publication number: 20240139494
    Abstract: A disinfecting cap is described including a housing, a protrusion and a cap cover, the housing including a top wall, an essentially cylindrical sidewall forming a first cavity, and an open bottom end opposite the top wall formed by the cylindrical sidewall with an opening to the first cavity within the housing for receiving a hub of a female needleless connector or a male needleless connector, wherein the protrusion is positioned within the first cavity and includes an inner surface, an outer surface and an end distal the top wall of the housing, the inner surface of the protrusion defining a second cavity, and wherein the outer surface of the protrusion and an inner surface of the essentially cylindrical sidewall define a gap therebetween, and the cap cover is dimensioned and positioned to cover at least a portion of the gap between the outer surface of the protrusion and the inner surface of the housing.
    Type: Application
    Filed: December 15, 2023
    Publication date: May 2, 2024
    Applicant: Becton, Dickinson and Company
    Inventor: Chang Jiang
  • Publication number: 20240139493
    Abstract: Provided herein is a disinfecting device including a container containing a chlorhexidine-based solution having a chlorhexidine concentration of from 0.2-2.0% wt/vol. Provided also is a medical connector disinfected with the disinfecting device. A method of disinfecting a medical connector using the disinfecting device is also disclosed.
    Type: Application
    Filed: November 2, 2022
    Publication date: May 2, 2024
    Inventors: Kevin M. Ryan, Andrew Woodbridge Van Cott, Richard Bradley Timmers, Shoshana San Solo, Shishir Prasad, Narasinha C. Parasnis, Anurag Mathur, Chang Jiang, Kelsey Ann Graves, Joseph J. Dajcs, Qin Chen
  • Patent number: 11969572
    Abstract: A disinfection cap is described for connection to a medical connector, the disinfection cap includes a housing having a top wall and sidewall forming a cavity, an open cell foam structure disposed within the cavity and a closed cell foam structure disposed against the open cell foam structure, the closed cell foam structure having an interference fit between the closed cell foam structure and the inner surface of the housing. The closed cell foam structure may have a polygonal or star shape, wherein fluid can flow through a gap formed between the closed cell foam structure and the inner surface of the cavity. The open cell foam structure may be impregnated with disinfectant, whereby compression of the open cell foam structure causes excretion of the disinfectant upon insertion of a luer connector.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: April 30, 2024
    Assignee: Becton, Dickinson and Company
    Inventors: Chang Jiang, Amir Harandi, Jiayu Liu
  • Publication number: 20240134852
    Abstract: An example operation may include one or more of storing an index that comprises identifiers of role-based access privileges for a plurality of users with respect to a database, receiving a database query associated with a user from a software program, identifying data records within the database that the user has permission to access based on database accessibility rights of the user stored within the index, prior to execution of the database query, loading the identified data records into the memory and filtering out other data records from the database which the user does not have permission to access, and executing the database query on the identified data records loaded from the database and returning query results from the execution to the software program.
    Type: Application
    Filed: October 20, 2022
    Publication date: April 25, 2024
    Inventors: Jia Tian Zhong, Peng Hui Jiang, Ming Lei Zhang, Ting Ting Zhan, Le Chang, Zhen Liu, Xiao Yan Tian
  • Publication number: 20240108566
    Abstract: A composition containing recombinant collagen with repairing and soothing effects, eye cream containing the composition and preparation method thereof are provided. The composition contains the following raw materials in parts by weight: 1 to 10 parts of recombinant collagen, 1 to 10 parts of sodium hyaluronate, 1 to 5 parts of bifida ferment lysate, 1 to 15 parts of glucosylglycerol, 1 to 10 parts of bisabolol, 1 to 15 parts eight-treasure essence stock solution, and 1 to 15 parts of pink red plum rechecking essence. The composition features with good skin permeability, contributing to its significant effects on repairing skin barriers and relieving skin inflammation, as well as its advantages of low irritation and high safety. Thus, the composition is suitable for people with damaged eye skin and has good market application prospects.
    Type: Application
    Filed: December 13, 2023
    Publication date: April 4, 2024
    Inventors: Daonian ZHOU, Chang TAN, Jinlong SUN, Mingjia LI, Ge CHEN, Weiping ZHANG, Heng ZHANG, Lei JIANG, Li ZHOU, Jincheng QI
  • Publication number: 20240114690
    Abstract: A method of forming a three-dimensional (3D) memory device includes: forming, over a substrate, a layer stack having alternating layers of a first conductive material and a first dielectric material; forming trenches extending vertically through the layer stack from an upper surface of the layer stack distal from the substrate to a lower surface of the layer stack facing the substrate; lining sidewalls and bottoms of the trenches with a memory film; forming a channel material over the memory film, the channel material including an amorphous material; filling the trenches with a second dielectric material after forming the channel material; forming memory cell isolation regions in the second dielectric material; forming source lines (SLs) and bit lines (BLs) that extend vertically in the second dielectric material on opposing sides of the memory cell isolation regions; and crystallizing first portions of the channel material after forming the SLs and BLs.
    Type: Application
    Filed: December 1, 2023
    Publication date: April 4, 2024
    Inventors: TsuChing Yang, Hung-Chang Sun, Kuo Chang Chiang, Sheng-Chih Lai, Yu-Wei Jiang
  • Publication number: 20240095434
    Abstract: A method performed by at least one processor includes the following steps: generating a layout of an integrated circuit (IC), the layout comprising a cell and a layout context in a vicinity of the cell; receiving from a library a set of context groups and a set of timing tables, wherein each of the context groups is associated with one of the set of timing tables; determining a representative context group for the cell through comparing the layout context of the cell with the set of context groups; and performing a timing analysis on the layout according to a representative timing table associated with the representative context group for the cell.
    Type: Application
    Filed: November 23, 2023
    Publication date: March 21, 2024
    Inventors: ZHE-WEI JIANG, JERRY CHANG JUI KAO, SUNG-YEN YEH, LI CHUNG HSU
  • Publication number: 20240088291
    Abstract: A transistor includes an insulating layer, a source region, a drain region, a channel layer, a ferroelectric layer, and a gate electrode. The source region and the drain region are respectively disposed on and in physical contact with two opposite sidewalls of the insulating layer. A thickness of the source region, a thickness of the drain region, and a thickness of the insulating layer are substantially the same. The channel layer is disposed on the insulating layer, the source region, and the drain region. The ferroelectric layer is disposed over the channel layer. The gate electrode is disposed on the ferroelectric layer.
    Type: Application
    Filed: November 15, 2023
    Publication date: March 14, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Chang Sun, Sheng-Chih Lai, Yu-Wei Jiang, Kuo-Chang Chiang, TsuChing Yang, Feng-Cheng Yang, Chung-Te Lin
  • Patent number: 11922838
    Abstract: A display panel, comprising a first insulating structural layer, a first crack detection line, a second insulating structural layer and a second crack detection line which are sequentially arranged on a substrate, wherein the first crack detection line and the second crack detection line are both located in a peripheral area and are arranged around a display area, one end of the first crack detection line is configured to receive a detection signal, and the other end of the first crack detection line is configured to output a first output signal, and one end of the second crack detection line is configured to receive a detection signal and the other end of the second crack detection line is configured to output a second output signal.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: March 5, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yu Wang, Yi Zhang, Tingliang Liu, Chang Luo, Hao Zhang, Huijuan Yang, Tinghua Shang, Yang Zhou, Pengfei Yu, Shun Zhang, Xiaofeng Jiang, Huijun Li, Linhong Han
  • Patent number: 11924982
    Abstract: A curved display apparatus is provided, including one or more bending portions where the curved display apparatus is bent. At least the one or more bending portions of the curved display apparatus including a stacked structure, which includes a support layer; a display panel on the support layer; and N number of pressure sensitive adhesive layers and M number of flexible base layers between the support layer and the display panel, N is an integer equal to or greater than 3, M is an integer equal to or greater than 2. A first one of the N number of pressure sensitive adhesive layers adheres the support layer and a first one of the M number of flexible base layers together. A last one of the N number of pressure sensitive adhesive layers adheres the display panel and a last one of the M number of flexible base layers together.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: March 5, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chang Liu, Chao Wang, Zhiliang Jiang, Pan Zhao, Qian Ma, Dianjie Hou
  • Patent number: 11890446
    Abstract: A cap for disinfecting a needleless connector is described herein. The cap includes a housing having a cavity and an insert disposed within. The insert includes one or more cantilevered prongs disposed on a distal wall of the insert. The one or more cantilevered prongs are configured to bend upon insertion of the needleless connector. On an outer sidewall of the one or more cantilevered prongs are one or more ledges extending at essentially a right angle to the one or more cantilevered prongs, the one or more ledges being configured to push against the sidewall of the housing to resist further bending of the one or more cantilevered prongs upon advancement of the needleless connector.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: February 6, 2024
    Assignee: Becton, Dickinson and Company
    Inventors: Amir Harandi, Chang Jiang, Paul P. Marici
  • Patent number: 11890445
    Abstract: A disinfecting cap is described including a housing, a protrusion and a cap cover, the housing including a top wall, an essentially cylindrical sidewall forming a first cavity, and an open bottom end opposite the top wall formed by the cylindrical sidewall with an opening to the first cavity within the housing for receiving a hub of a female needleless connector or a male needleless connector, wherein the protrusion is positioned within the first cavity and includes an inner surface, an outer surface and an end distal the top wall of the housing, the inner surface of the protrusion defining a second cavity, and wherein the outer surface of the protrusion and an inner surface of the essentially cylindrical sidewall define a gap therebetween, and the cap cover is dimensioned and positioned to cover at least a portion of the gap between the outer surface of the protrusion and the inner surface of the housing.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: February 6, 2024
    Assignee: Becton, Dickinson and Company
    Inventor: Chang Jiang
  • Publication number: 20230354495
    Abstract: Systems and methods are provided for calculating, using an electronic processor, an average environmental brightness and determining a current pulse width modulation (“PWM”) output level provided to the light source. The method also includes determining, using the electronic processor, a target illumination level and a PWM adjustment rate. The PWM adjustment rate is based at least partially on the calculated average environmental brightness. The method also includes adjusting, using the electronic processor, the current PWM output level at the determined PWM adjustment rate to reach the target illumination level, and transmitting the adjusted PWM output level to the light source. The target illumination level is determined as a function of the current PWM output level and an output mode of the light source.
    Type: Application
    Filed: May 19, 2021
    Publication date: November 2, 2023
    Inventors: Jonathan KUTA, Bennett W. WESTLING, Li ZHANG, Hao CUI, Dan Jun GUO, Hai Chang JIANG, Lin LEI, Bo DONG, Bin LI, Xu Guang DENG
  • Patent number: 11650172
    Abstract: Provided herein is technology relating to measuring temperature and particularly, but not exclusively, to devices, methods, systems, and kits for doing measuring temperature at high resolution, e.g., in living organisms.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: May 16, 2023
    Assignee: The Regents of The University of Michigan
    Inventors: Pramod Reddy, Edgar Meyhofer, Anthony Fiorino, Dakotah Thompson, Chang Jiang, Rohith Mittapally, Sunghoon Hur
  • Publication number: 20220331575
    Abstract: A cap is described for connection to a needleless connector having an open lumen, the cap includes a housing having a top wall and sidewall forming a first cavity, an insert, an absorbent reservoir material and a sealing foam. The insert includes an inner thread on an inner surface, the inner thread being sufficient to interlock with a mating feature of a female needleless connector. The inner surface of the insert defines a second cavity. The protrusion/insert includes an outer thread on an outer surface, the outer thread being sufficient to interlock with a mating feature of a male needleless connector. The second cavity configured to define a chamber to contain an absorbent reservoir material, a sealing foam and disinfectant or antimicrobial agent.
    Type: Application
    Filed: August 5, 2020
    Publication date: October 20, 2022
    Applicant: Becton, Dickinson and Company
    Inventors: Chang Jiang, Kevin M. Ryan, Michael Kwong Chan, Daniel Benjamin DiMirco
  • Publication number: 20220273931
    Abstract: A cap for connection to a medical connector comprises: a housing, a protrusion, a disinfection sponge, and a pressure seal. The protrusion includes an inner thread on an inner surface, the inner thread being sufficient to interlock with a mating feature of a female medical connector. The inner surface of the protrusion defines a second cavity. The protrusion includes an outer thread on an outer surface, the outer thread being sufficient to interlock with a mating feature of a male medical connector. The disinfection sponge is disposed on the second cavity. The pressure seal is attached to the housing and disposed adjacent to a surface of the disinfection sponge. The pressure seal can comprise a flexible insert attached to an interior surface of the top wall of the housing. The pressure seal can comprise a combination of: an elongate member and an insert that is slidably engaged with the elongate member.
    Type: Application
    Filed: August 5, 2020
    Publication date: September 1, 2022
    Applicant: Becton, Dickinson and Company
    Inventors: Chang Jiang, Saravanababu Murugesan
  • Publication number: 20220252189
    Abstract: A cap is described for connection to a medical connector, the cap includes a housing having a top wall and sidewall forming a first cavity, and a removable or integrally formed protrusion. The protrusion includes an inner thread on an inner surface, the inner thread being sufficient to interlock with a mating feature of a female needleless connector. The inner surface of the protrusion defines a second cavity. The protrusion includes an outer thread on an outer surface, the outer thread being sufficient to interlock with a mating feature of a male needleless connector. The second cavity configured to define a chamber to contain an absorbent material and disinfectant or antimicrobial agent. The cap may also include a peel seal and/or septum to prevent the disinfectant or the antimicrobial agent from exiting the second cavity. An exterior sidewall surface of the housing may include a plurality of grip members.
    Type: Application
    Filed: April 27, 2022
    Publication date: August 11, 2022
    Applicant: Becton, Dickinson and Company
    Inventors: Paul P. Marici, Kevin M. Ryan, Chang Jiang, Michael Kwong Chan
  • Patent number: 11353147
    Abstract: A cap is described for connection to a medical connector, the cap includes a housing having a top wall and sidewall forming a first cavity, and a removable or integrally formed protrusion. The protrusion includes an inner thread on an inner surface, the inner thread being sufficient to interlock with a mating feature of a female needleless connector. The inner surface of the protrusion defines a second cavity. The protrusion includes an outer thread on an outer surface, the outer thread being sufficient to interlock with a mating feature of a male needleless connector. The second cavity configured to define a chamber to contain an absorbent material and disinfectant or antimicrobial agent. The cap may also include a peel seal and/or septum to prevent the disinfectant or the antimicrobial agent from exiting the second cavity. An exterior sidewall surface of the housing may include a plurality of grip members.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: June 7, 2022
    Assignee: Becton, Dickinson and Company
    Inventors: Paul P. Marici, Kevin M. Ryan, Chang Jiang, Michael Kwong Chan