Patents by Inventor Liang Chang

Liang 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: 20230179545
    Abstract: A packet forwarding apparatus includes a first storage device and a processor. The first storage device has a plurality of buffers allocated therein, and at least one buffer included in the plurality of buffers is arranged to buffer at least one packet. The processor is arranged to execute a Linux kernel to perform software-based packet forwarding associated with the at least one packet. The at least one buffer allocated in the first storage device is recycled through direct memory access (DMA) management, and is reused for buffering at least one other packet.
    Type: Application
    Filed: July 25, 2022
    Publication date: June 8, 2023
    Applicant: MEDIATEK INC.
    Inventors: Ching-Liang Chang, Wei-Lun Liu
  • Publication number: 20230143737
    Abstract: The present application discloses a thermal insulation coating and a method for applying the same. Raw materials for preparing the thermal insulation coating includes PVDF resin, water-based epoxy resin solution, hollow glass microbead, ytterbium modified nano-powder, diluent, polyvinyl alcohol, titanium dioxide powder, rare earth, negative ion powder, and leveling agent.
    Type: Application
    Filed: November 28, 2022
    Publication date: May 11, 2023
    Inventors: Zhenlu MIAO, Minhua MO, Changming LI, Dongqin QIU, Liang CHANG
  • Patent number: 11638517
    Abstract: A method of imaging tissue of a subject using an electronic rolling shutter imager includes sequentially resetting rows of pixels of the rolling shutter imager from a first row to a last row, sequentially reading charge accumulated at the rows of pixels from the first row to the last row, wherein the first row is read after resetting the last row, illuminating the tissue of the subject with illumination light for an illumination period that lasts longer than a vertical blanking period, wherein the vertical blanking period is the period from the resetting of the last row to the reading of the first row, and generating an image frame from the readings of charge accumulated at the rows of pixels, wherein at least one reading of charge accumulated at a row of pixels is removed or replaced to generate the image frame.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: May 2, 2023
    Assignee: Stryker Corporation
    Inventors: William Huei Liang Chang, Bryan Larson, John Shen, Benjamin Feingold, Ajay Ramesh
  • Publication number: 20230102366
    Abstract: An electronic device is disclosed and includes a substrate, a circuit layer, and a plurality of diodes. The substrate has a plurality of structures. The circuit layer is disposed on the substrate. The diodes are disposed on the circuit layer, wherein a first spacing is defined as a distance between a center point of a first one of the structures and a center point of a second one of the structures, a second spacing is defined as a distance between a center point of a third one of the structures and a center point of a fourth one of the structures, and an absolute value of a difference between the first spacing and the second spacing is less than 0.5 times radius of curvature of the electronic device when the electronic device is bent.
    Type: Application
    Filed: December 6, 2022
    Publication date: March 30, 2023
    Applicant: InnoLux Corporation
    Inventors: Chin-Lung Ting, Chung-Kuang Wei, Li-Wei Mao, Chi-Liang Chang, Chia-Hui Lin
  • Patent number: 11598549
    Abstract: A heat cycle system and a control method. The heat cycle system includes: driving devices, one or a plurality of outdoor units, and a plurality of indoor units, which are connected by pipelines; a bypass pipeline for the plurality of indoor units, a bypass valve being disposed in the bypass pipeline; a pressure sensor that senses a pressure difference ?Po across the plurality of outdoor units; and a controller that is preset with a pressure difference set value ?Pset, wherein the controller calculates a pressure offset parameter ?P=?Po??Pset and adjusts an opening degree of the bypass valve based on the pressure offset parameter ?P so that the pressure offset parameter ?P approaches zero, and wherein the controller is preset with a first pressure offset threshold P1, and the controller is configured such that closed indoor units enter a bypass mode one by one when ?P>P1, until ?P?P1.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: March 7, 2023
    Assignee: CARRIER CORPORATION
    Inventors: Xiaohong Wang, Jian Ni, Liang Chang, Hui Zhai, Guangyu Shen, Qing Lu
  • Publication number: 20230023186
    Abstract: A semiconductor device includes a substrate, a 2-D material layer, source/drain contacts, and a gate electrode. The 2-D material layer is over the substrate, the 2-D material layer includes source/drain regions and a channel region between the source/drain regions, in which the 2-D material layer is made of a transition metal dichalcogenide (TMD). The source/drain contacts are in contact with source/drain regions of the 2-D material layer, in which a binding energy of transition metal atoms at the channel region of the 2-D material layer is different from a binding energy of the transition metal atoms at the source/drain regions of the 2-D material layer. The gate electrode is over the substrate.
    Type: Application
    Filed: January 13, 2022
    Publication date: January 26, 2023
    Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., National Yang Ming Chiao Tung University
    Inventors: Chiung-Yuan LIN, Tsung-Fu YANG, Weicheng CHU, Ching Liang CHANG, Chen Han CHOU, Chia-Ho YANG, Tsung-Kai LIN, Tsung-Han LIN, Chih-Hung CHUNG, Chenming HU
  • Publication number: 20230025999
    Abstract: An electronic device including an electronic unit and a functional unit is provided. The electronic unit includes a substrate, a plurality of semiconductor components, and a cover layer. The substrate has a plurality of first side surfaces. The semiconductor components are disposed on the substrate. The cover layer is disposed on the semiconductor components and has a plurality of second side surfaces. The functional unit is disposed on at least one of at least one of the first side surfaces and at least one of the second side surfaces.
    Type: Application
    Filed: June 27, 2022
    Publication date: January 26, 2023
    Applicant: Innolux Corporation
    Inventors: Hao-Jung Huang, Chi-Liang Chang, I-Ho Shen, Ker-Yih Kao, Yun-Sheng Chen, Chiao-Chu Tsui, Chih-Han Ma, Shan-Shan Hsu, Chia-Chieh Fan
  • Patent number: 11551587
    Abstract: An electronic device is disclosed and includes a base substrate, a circuit layer, and a plurality of light-emitting elements. The base substrate has a plurality of through holes, the circuit layer is disposed on the base substrate, and the light-emitting elements are disposed on the first circuit layer. An absolute value of a difference between two adjacent spacings of the plurality of through holes of the base substrate is less than 0.5 times radius of curvature of the electronic device when the electronic device is bent.
    Type: Grant
    Filed: January 3, 2022
    Date of Patent: January 10, 2023
    Assignee: InnoLux Corporation
    Inventors: Chin-Lung Ting, Chung-Kuang Wei, Li-Wei Mao, Chi-Liang Chang, Chia-Hui Lin
  • Patent number: 11543148
    Abstract: An air conditioning system and a control method thereof. The air conditioning system includes: a plurality of indoor units connected in parallel; a plurality of outdoor units connected in parallel; and a coolant circulation circuit which circulates coolant through each of the indoor units connected in parallel and each of the outdoor units connected in parallel respectively, and which exchanges heat with each of the indoor units and each of the outdoor units; wherein the air conditioning system further includes a controller which, based on a number of actively operating indoor units, a total number of the indoor units and a total number of the outdoor units, defines an upper limit of a number of actively operating outdoor units, so that the flow rate of the coolant flowing through the actively operating outdoor units is not lower than a preset flow rate.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: January 3, 2023
    Assignee: CARRIER CORPORATION
    Inventors: Xiaohong Wang, Hui Zhai, Jian Ni, Qing Lu, Liang Chang, Guangyu Shen
  • Publication number: 20220416497
    Abstract: A laser apparatus includes at least one electro-optic (EO) medium through which a polarized laser beam passes for N times, forming a plurality of first-pass to Nth-pass beams, by reflecting the polarized laser beam from at least one reflection mirror, and a power supplier configured to alternately provide a 1/N of a half-wave (?/2) or quarter-wave (?/4) voltage and remove the voltage to the EO medium, ? being a wavelength of the polarized laser beam. The at least one EO medium is tilted at angle ? and/or angle di with respect to one of the plurality of first-pass to Nth-pass beams. The at least one EO medium comprises a M number of EO mediums, and the power supplier is configured to alternately provide a 1/M*N of a half-wave (?/2) or quarter-wave (?/4) voltage and remove the voltage to each of the M number of EO mediums.
    Type: Application
    Filed: June 28, 2021
    Publication date: December 29, 2022
    Inventors: Liang Chang, Fangqin Li, Riccardo Leto
  • Patent number: 11527963
    Abstract: A control unit is provided. The control unit is configured to provide a control signal for controlling a power unit. The power unit includes a first positive voltage terminal, a second positive voltage terminal, a first negative voltage terminal, a second negative voltage terminal, and a switching element. The first negative voltage terminal and the second positive voltage terminal are coupled to each other in a short circuit manner. One terminal of the switching element is electrically connected to the first negative voltage terminal. The control unit is configured to: receive a pulse width modulation signal; receive a first power supply signal; receive a second positive voltage terminal signal; output a second power supply signal; and output the control signal for controlling the switching element to be turned on or turned off.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: December 13, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Da Jin, Xue-Liang Chang, Ya-Hong Xiong, Qing-Hua Su
  • Publication number: 20220382858
    Abstract: An apparatus and method is described comprising: classifying service ticket data relating to a service request into a service topic, wherein the service ticket data is obtained from the service request relating to a device; determining, for the service request, an extent to which the service topic matches a telemetry data class, wherein the telemetry data class relates to activities at the device; and providing an output according to said determination.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 1, 2022
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Daniel Cameron Ellam, Adrian John Baldwin, Nelson Liang An Chang
  • Patent number: 11461076
    Abstract: A method for editing continual vertical line of visual programming language includes following steps: entering an editing mode; selecting a source node as a current node from a serial-parallel graphic where the source node is an endpoint of one of a plurality of normal blocks in the graphic; calculating and displaying one or more candidate nodes around current node; connecting the current node to any one of the candidate nodes for converting the connected candidate node into a connected node; setting the connected node as the current node for continually calculating, displaying, connecting to one or more candidate nodes before exiting the editing mode; generating a continual vertical line according to the source node and the one or more connected nodes when exiting the editing mode; modifying the serial-parallel relationship among the plurality of normal blocks in the graphic and updating the graphic according to the continual vertical line.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: October 4, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Yung-Liang Chang, Mao-Hua Cheng, Kuei-Fu Liu
  • Publication number: 20220287190
    Abstract: A display apparatus includes a fixing frame, a first display device, and a second display device. The first display device is disposed on the fixing frame, and includes a first upper electrical connector. The second display device is disposed on the fixing frame, wherein the second display device includes a first lower electrical connector and a first lower receiving part. When the first upper electrical connector of the first display device is electrically connected to the first lower electrical connector of the second display device, the first upper electrical connector is disposed in the first lower receiving part.
    Type: Application
    Filed: May 24, 2022
    Publication date: September 8, 2022
    Inventor: Chi-Liang CHANG
  • Publication number: 20220257471
    Abstract: A drug accommodating device of a solid oral formulation and an oral administration and delivery apparatus comprising same. The drug accommodating device comprises a filtering component and a supporting component; the filtering component and the supporting component cooperate with each other to form a space used for bearing drug particles or multiple pills; the filtering component has one or more pore channels allowing a liquid to pass; the pore channels are distributed in the filtering component in an up-down intricate intersection mode; alternatively, a water-soluble polymer material layer is provided on the filtering component.
    Type: Application
    Filed: March 12, 2020
    Publication date: August 18, 2022
    Inventors: Liang Chang DONG, Yang LEI, Gang WU, Shizhong ZHANG, Jingmin SHI, Xishan CHEN
  • Publication number: 20220223528
    Abstract: A method for semiconductor manufacturing is disclosed. The method includes receiving a device having a first surface through which a first metal or an oxide of the first metal is exposed. The method further includes depositing a dielectric film having Si, N, C, and O over the first surface such that the dielectric film has a higher concentration of N and C in a first portion of the dielectric film near the first surface than in a second portion of the dielectric film further away from the first surface than the first portion. The method further includes forming a conductive feature over the dielectric film. The dielectric film electrically insulates the conductive feature from the first metal or the oxide of the first metal.
    Type: Application
    Filed: April 4, 2022
    Publication date: July 14, 2022
    Inventors: Cheng-Yi Wu, Li-Hsuan Chu, Ching-Wen Wen, Chia-Chun Hung, Chen Liang Chang, Chin-Szu Lee, Hsiang Liu
  • Patent number: 11375625
    Abstract: A display apparatus includes a fixing frame, a first display device, and a second display device. The first display device is disposed on the fixing frame, and includes a top portion, an upper electrical connector connected to the top portion, and an upper receiving groove located at the top portion. When the upper electrical connector is located in a storage position, the upper electrical connector is located in the upper receiving groove. The second display device is disposed on the fixing frame, and includes a bottom portion and a lower electrical connector electrically located at the bottom portion, wherein the lower electrical connector is electrically connected to the upper electrical connector.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: June 28, 2022
    Assignee: INNOLUX CORPORATION
    Inventor: Chi-Liang Chang
  • Publication number: 20220187460
    Abstract: An active distance measuring device includes a detection wave transmitter, a reflected wave receiver and a controller. The detection wave transmitter is configured to transmit the detection wave with a designated transmission power to be reflected to form a reflected wave. The reflected wave receiver is configured to operate at a designated detection power to receive the reflected wave and generate reflected wave information accordingly. The controller is electrically connected to the detection wave transmitter and the reflected wave receiver, to control the detection wave transmitter to transmit the detection wave and receive the reflected wave information, so as to obtain distance information based on a transmission state of the detection wave and the reflected wave information. The controller is further configured to receive a vehicle speed signal to adjust the designated transmission power and designated detection power according to the vehicle speed signal.
    Type: Application
    Filed: November 19, 2021
    Publication date: June 16, 2022
    Inventors: Chih-Liang CHANG, Jyun-Hong LU
  • Publication number: 20220122492
    Abstract: An electronic device is disclosed and includes a base substrate, a circuit layer, and a plurality of light-emitting elements. The base substrate has a plurality of through holes, the circuit layer is disposed on the base substrate, and the light-emitting elements are disposed on the first circuit layer. An absolute value of a difference between two adjacent spacings of the plurality of through holes of the base substrate is less than 0.5 times radius of curvature of the electronic device when the electronic device is bent.
    Type: Application
    Filed: January 3, 2022
    Publication date: April 21, 2022
    Applicant: InnoLux Corporation
    Inventors: Chin-Lung Ting, Chung-Kuang Wei, Li-Wei Mao, Chi-Liang Chang, Chia-Hui Lin
  • Publication number: 20220110832
    Abstract: Disclosed is an oral drug delivery device, comprising a tubular member, a drug holding part, a device cap and a turbulence-creating means. The tubular member has openings at both ends and an inner cavity; the opening at one end is a first opening and the opening at the other end is a second opening; the inner cavity communicates the first opening and the second opening. The turbulence-creating means comprises a step structure or a fold structure, and is disposed in the inner cavity and positioned between the second opening and the drug holding part. By using the oral drug delivery device of the present invention, turbulence can be generated during a normal sipping process, thereby providing ample mixing of drug-containing granules or multi-particulates with drinkable liquids. Moreover, the device is telescopic, which reduces the size and is convenient to carry.
    Type: Application
    Filed: January 22, 2020
    Publication date: April 14, 2022
    Applicant: SHANGHAI WD PHARMACEUTICAL CO., LTD
    Inventors: Liang Chang DONG, Yang LEI, Gang WU, Yan JIAO, Jingmin SHI