Patents by Inventor Chi-Yuan Chang

Chi-Yuan 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: 20240146501
    Abstract: A method of monitoring a clock signal of a server is provided. The server includes a phase-locked loop (PLL), a baseboard management controller (BMC), and a light emitting unit. The method includes steps of: A) the server executing a time synchronization service to obtain a synchronization mode that the PLL is operating in, where the synchronization mode is one of a free-run mode, a locked mode, and a holdover mode; B) the server updating the synchronization mode to the BMC when executing the time synchronization service; and C) the BMC storing the synchronization mode and controlling the light emitting unit to display in one of a plurality of displaying manners that corresponds to the synchronization mode.
    Type: Application
    Filed: July 10, 2023
    Publication date: May 2, 2024
    Inventors: Yu-Yuan Chen, Po-Wei Chang, Chi-Hua Li
  • Publication number: 20240127109
    Abstract: A federated learning method includes: providing importance parameters and performance parameters by client devices respectively to a central device, performing a training procedure by the central device, wherein the training procedure includes: selecting target devices from the client devices according to a priority order associated with the importance parameters, dividing the target devices into training groups according to a similarity of the performance parameters, notifying the target devices to perform iterations according to the training groups respectively to generate trained models, transmitting the trained models to the central device, and updating a global model based on the trained models, performing the training procedure again or outputting the global model to the client devices based on a convergence value of the global model and the number of times of performing the training procedure.
    Type: Application
    Filed: November 10, 2022
    Publication date: April 18, 2024
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Ping Feng WANG, Chiun Sheng HSU, Chi-Yuan CHOU, Fu-Chiang CHANG
  • Publication number: 20240096800
    Abstract: A semiconductor device includes first and second active regions extending in parallel in a substrate, a plurality of conductive patterns, each conductive pattern of the plurality of conductive patterns extending on the substrate across each of the first and second active regions, and a plurality of metal lines, each metal line of the plurality of metal lines overlying and extending across each of the first and second active regions. Each conductive pattern of the plurality of conductive patterns is electrically connected in parallel with each metal line of the plurality of metal lines.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 21, 2024
    Inventors: Fei Fan DUAN, Fong-yuan CHANG, Chi-Yu LU, Po-Hsiang HUANG, Chih-Liang CHEN
  • Patent number: 11929016
    Abstract: A scan-type display apparatus includes an LED array and a scan driver. The LED array has a common anode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The scan driver includes multiple scan driving circuits. Each scan driving circuit includes a voltage generator and a detector. The voltage generator has an output terminal that is connected to the scan line corresponding to the scan driving circuit, and is configured to output one of an input voltage and a clamp voltage at the output terminal of the voltage generator. The detector is connected to the output terminal of the voltage generator, and generates a detection signal that indicates whether any one of the LEDs connected to the scan line corresponding to the scan driving circuit is short circuited based on a voltage at the output terminal of the voltage generator and a detection timing signal.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: March 12, 2024
    Assignee: MACROBLOCK, INC.
    Inventors: Chi-Min Hsieh, Che-Wei Chang, Chen-Yuan Kuo, Wei-Hsiang Cheng
  • Patent number: 11472584
    Abstract: A vacuum storage apparatus includes a bag and a pump. A zipper is operable to close a mouth of the bag. The pump includes a shell, a bottom plate and two check valves. The shell includes a flange extending from an air bag. The air bag includes a chamber. The flange includes a vent in communication with the chamber and is inserted in and connected to the bag so that the air bag extends out of an aperture of the bag. The bottom plate includes an entrance and is connected to the flange so that the entrance is in communication with the chamber. The first check valve is located between the flange and the bottom plate so that an inlet thereof is in communication with the chamber and an outlet thereof is in communication with the vent. The second check valve is connected to the bottom plate, over the entrance.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: October 18, 2022
    Inventor: Chi-Yuan Chang
  • Publication number: 20220089306
    Abstract: A vacuum storage apparatus includes a bag and a pump. A zipper is operable to close a mouth of the bag. The pump includes a shell, a bottom plate and two check valves. The shell includes a flange extending from an air bag. The air bag includes a chamber. The flange includes a vent in communication with the chamber and is inserted in and connected to the bag so that the air bag extends out of an aperture of the bag. The bottom plate includes an entrance and is connected to the flange so that the entrance is in communication with the chamber. The first check valve is located between the flange and the bottom plate so that an inlet thereof is in communication with the chamber and an outlet thereof is in communication with the vent. The second check valve is connected to the bottom plate, over the entrance.
    Type: Application
    Filed: September 21, 2020
    Publication date: March 24, 2022
    Inventor: CHI-YUAN CHANG
  • Publication number: 20200217312
    Abstract: A squeeze-type pump includes a base, a nozzle, a sac, a check valve and two coves. The base, the nozzle and the sac are made in one piece. The check valve is located between the sac to allow air to go to the nozzle from the sac, but not vice versa. The covers are connected to the base.
    Type: Application
    Filed: January 8, 2019
    Publication date: July 9, 2020
    Inventor: CHI-YUAN CHANG
  • Publication number: 20200142556
    Abstract: A device for checking aspects of equipment includes a display screen, a memory, a processor, and an equipment checking system in a computer. The system includes a control unit and a checklist generating unit. The display screen can display a checking interface of an equipment. The checking interface includes item information of items for checking corresponding to the equipment, a data inputting area, and first and second confirmation icons. Data arising from inspections and checks can be input into the data inputting area. The checklist generating unit generates a checklist of all items for checking and checks carried out in response to an operation on the first confirmation icon. The checklist includes information as to an equipment, data as to checks required, and data as to results of checks carried out.
    Type: Application
    Filed: December 26, 2018
    Publication date: May 7, 2020
    Inventors: CHI-MING LIN, CHI-YUAN CHANG, SHU-BING HU
  • Patent number: 10539125
    Abstract: A manual pump includes a pumping unit and a nozzle unit. The pumping unit includes an air bag, a valve housing connected to the air bag, and a sealing ring located on and around the valve housing. The nozzle unit includes a shell connected to an inflatable object and made with an opening, a shield connected to the shell and made with an aperture, a plunger inserted in the opening and the aperture, a sealing ring located on and around the plunger, and a spring located on and around the plunger and compressed between the plunger and the shield. The aperture is in communication of air with the opening, and the opening includes a tapered portion with a wall in contact with the sealing ring of the pumping unit when the valve housing is inserted in the shell.
    Type: Grant
    Filed: April 15, 2017
    Date of Patent: January 21, 2020
    Inventor: Chi-Yuan Chang
  • Publication number: 20180298889
    Abstract: A manual pump includes a pumping unit and a nozzle unit. The pumping unit includes an air bag, a valve housing connected to the air bag, and a sealing ring located on and around the valve housing. The nozzle unit includes a shell connected to an inflatable object and made with an opening, a shield connected to the shell and made with an aperture, a plunger inserted in the opening and the aperture, a sealing ring located on and around the plunger, and a spring located on and around the plunger and compressed between the plunger and the shield. The aperture is in communication of air with the opening, and the opening includes a tapered portion with a wall in contact with the sealing ring of the pumping unit when the valve housing is inserted in the shell.
    Type: Application
    Filed: April 15, 2017
    Publication date: October 18, 2018
    Inventor: CHI-YUAN CHANG
  • Patent number: 9839260
    Abstract: A pneumatic insole includes airbags, channels, two arch-related chambers, a push-type inlet valve, an inlet channel, a check valve, a recessed portion, a push-type adjustment valve, and an outlet channel. The channels interconnect the airbags. The push-type inlet valve is located in the first arch-related chamber. The inlet channel connects the first arch-related chamber to a leading one of the airbags. The check valve is arranged between the inlet channel and the inlet airbag. The recessed portion is located between the arch-related chambers. The push-type adjustment valve is located in the recessed portion and formed with an upper face that extends lower than that of the first and second arch-related chambers. The outlet channel connects the push-type adjustment valve to another one of the airbags.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: December 12, 2017
    Inventor: Chi-Yuan Chang
  • Patent number: 9731886
    Abstract: A waterproof enclosure is provided with a bag including an internal space configured to receive an electronic device, a hole disposed at a forward end, and a sealable opening disposed at a position other than the hole wherein the internal space communicates with both the hole and the sealable opening; a flexible sleeve sealingly disposed in the hole and including an axial channel communicating with both the internal space and a space externally of the bag; and a flexible plug disposed in the channel and including an axial tunnel having a forward end and a rear end, and a crack axially extending from the forward end of the tunnel to a rear end of the tunnel and radially extending from the tunnel to a peripheral surface of the plug.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: August 15, 2017
    Inventor: Chi-Yuan Chang
  • Patent number: 9592585
    Abstract: System and method for CMP station cleanliness. An embodiment comprises a chemical mechanical polishing (CMP) station comprising a housing unit covering the various components of the CMP station. The CMP station further comprising various surfaces of a slurry arm shield, a slurry spray nozzle, a pad conditioning arm shield, a platen shield, a carrier head; and the interior, vertical surfaces of the housing unit. A cleaning liquid delivery system configured to dose a cleaning liquid on the various surfaces of the CMP station at set intervals.
    Type: Grant
    Filed: December 28, 2012
    Date of Patent: March 14, 2017
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuo-Yin Lin, Teng-Chun Tsai, Wan-Chun Pan, Hsiang-Pi Chang, Chi-Yuan Chang
  • Patent number: 9571147
    Abstract: A portable storage apparatus includes a wrapping unit, a buckling unit, a clawing unit and a holder. The wrapping unit is adapted for wrapping a user's arm. The buckling unit is attached to the wrapping unit. The holder is adapted for holding a portable electronic device. The clawing unit is attached to the holder. The clawing unit can be engaged with and disengaged from the buckling unit. Hence, the holder can be attached to and detached from the wrapping unit.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: February 14, 2017
    Inventor: Chi-Yuan Chang
  • Publication number: 20160016716
    Abstract: A waterproof enclosure is provided with a bag including an internal space configured to receive an electronic device, a hole disposed at a forward end, and a sealable opening disposed at a position other than the hole wherein the internal space communicates with both the hole and the sealable opening; a flexible sleeve sealingly disposed in the hole and including an axial channel communicating with both the internal space and a space externally of the bag; and a flexible plug disposed in the channel and including an axial tunnel having a forward end and a rear end, and a crack axially extending from the forward end of the tunnel to a rear end of the tunnel and radially extending from the tunnel to a peripheral surface of the plug.
    Type: Application
    Filed: July 17, 2014
    Publication date: January 21, 2016
    Inventor: CHI-YUAN CHANG
  • Patent number: 9155368
    Abstract: A waterproof protection pouch for mobile devices comprises a coupling set, a pouch, a sealing member and a retrieval tray. The coupling set includes a rigid ring, an opening and a clamping ring. The rigid ring has an annular latch groove on the outer circumference thereof. The pouch includes a connecting portion connected to the coupling set and a pouch opening. The sealing member includes a cap, a latch portion latched on the latch groove and a plug to wedge in the opening. The plug includes at least one annular sealing ridge on the outer circumference thereof. The retrieval tray has a carrying plate to hold the mobile device and a retrieval portion running through the pouch opening and opening of the coupling set to connect to the sealing member. Through the rigid ring and sealing member, the waterproof protection pouch can provide watertight and pressure withstanding effects.
    Type: Grant
    Filed: January 2, 2014
    Date of Patent: October 13, 2015
    Inventor: Chi-Yuan Chang
  • Publication number: 20150181996
    Abstract: A waterproof protection pouch for mobile devices comprises a coupling set, a pouch, a sealing member and a retrieval tray. The coupling set includes a rigid ring, an opening and a clamping ring. The rigid ring has an annular latch groove on the outer circumference thereof. The pouch includes a connecting portion connected to the coupling set and a pouch opening. The sealing member includes a cap, a latch portion latched on the latch groove and a plug to wedge in the opening. The plug includes at least one annular sealing ridge on the outer circumference thereof. The retrieval tray has a carrying plate to hold the mobile device and a retrieval portion running through the pouch opening and opening of the coupling set to connect to the sealing member. Through the rigid ring and sealing member, the waterproof protection pouch can provide watertight and pressure withstanding effects.
    Type: Application
    Filed: January 2, 2014
    Publication date: July 2, 2015
    Inventor: Chi-Yuan CHANG
  • Patent number: 9030104
    Abstract: A method and system for adjusting power supply and display screen brightness of an electronic device with a thin-film solar panel are introduced. The method includes configuring the electronic device with a first threshold level and a second threshold level, wherein the first threshold level and the second threshold level are voltage levels or current levels; attaching the thin-film solar panel to a casing of the electronic device for enabling the electronic device to convert an external light into a transformed voltage or current; and determining whether the transformed voltage or current lies between the first threshold level and the second threshold level to decide whether to allow the display screen to operate at an existing brightness level thereof continuously. The method and system enable the electronic device to receive the external light for supplementing power supple and sense the external light for adjusting power level.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: May 12, 2015
    Assignee: Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan
    Inventors: Charn-Ying Chen, Chi-Yuan Chang, Cheng-Si Tsao, Chih-Min Chuang, Hou-Chin Cha, Yu-Ching Huang, Yeong-Der Lin, Fan-Hsuan Hsu, Chia-Hsin Lee
  • Publication number: 20140170358
    Abstract: A double-sided reusable adhesive sheet which includes a substrate, a first film layer attached to one surface of the substrate, and a second film layer attached to an opposed surface of the substrate, wherein a glass transition temperature of a high temperature curing process of the first and second film layers is 120˜240° C., wherein surfaces of said first and second film layers are respectively provided with a plurality of micro-bubble structures, so that the first and second film layers can be repeatedly engaged and disgengaged and the adhering force is also enhanced, so that a reusable adhesive double-sided sheet structure is provided.
    Type: Application
    Filed: November 21, 2013
    Publication date: June 19, 2014
    Inventors: Chi Yuan Chang, Lechie Lin
  • Patent number: D825167
    Type: Grant
    Filed: March 26, 2017
    Date of Patent: August 14, 2018
    Inventor: Chi-Yuan Chang