Patents by Inventor Yi-Ting Chang

Yi-Ting 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).

  • Patent number: 12672509
    Abstract: A method includes transferring a tool monitoring device over a load port of a tool. A bottom of the tool monitoring device has a plurality of holes, and the load port comprises a plurality of pins at a top surface of the load port. The tool monitoring device is placed on the top surface of the load port. The pins at the top surface of the load port are plugged into the holes of the tool monitoring device. Heights of the pins are sensed to identifying a type of the load port after the tool monitoring device is placed on the top surface of the load port. An environment around the load port is monitored by using the tool monitoring device.
    Type: Grant
    Filed: July 28, 2023
    Date of Patent: June 30, 2026
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hom-Chung Lin, Chi-Ying Chang, Jih-Churng Twu, Chin-Yun Chen, Yi-Ting Chang, Feng-Yu Chen
  • Publication number: 20240021453
    Abstract: A method includes transferring a tool monitoring device over a load port of a tool. A bottom of the tool monitoring device has a plurality of holes, and the load port comprises a plurality of pins at a top surface of the load port. The tool monitoring device is placed on the top surface of the load port. The pins at the top surface of the load port are plugged into the holes of the tool monitoring device. Heights of the pins are sensed to identifying a type of the load port after the tool monitoring device is placed on the top surface of the load port. An environment around the load port is monitored by using the tool monitoring device.
    Type: Application
    Filed: July 28, 2023
    Publication date: January 18, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hom-Chung LIN, Chi-Ying CHANG, Jih-Churng TWU, Chin-Yun CHEN, Yi-Ting CHANG, Feng-Yu CHEN
  • Patent number: 11804392
    Abstract: A method includes transferring a tool monitoring device to a load port of a tool. An environmental parameter of the load port is monitored by the tool monitoring device. The tool monitoring device is removed from the load port after the environmental parameter of the load port is monitored. A door of the tool in front of the load port is closed. The door of the tool is kept closed during a period from a time of transferring the tool monitoring device to the load port to a time of removing the tool monitoring device from the load port.
    Type: Grant
    Filed: January 4, 2022
    Date of Patent: October 31, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hom-Chung Lin, Chi-Ying Chang, Jih-Churng Twu, Chin-Yun Chen, Yi-Ting Chang, Feng-Yu Chen
  • Patent number: 11569062
    Abstract: An ion implantation system includes an ion implanter containing an ion source unit and a dopant source gas supply system. The system includes a dopant source gas storage tank inside a gas box container located remotely to the ion implanter and a dopant source gas supply pipe configured to supply a dopant source gas from the dopant source gas storage tank to the ion source unit. The dopant source gas supply pipe includes an inner pipe, an outer pipe enclosing the inner pipe, a first pipe adaptor coupled to first end of respective inner and outer pipes, and a second pipe adaptor coupled to seconds end of respective inner and outer pipes opposite the first end. The first pipe adaptor connects the inner pipe to the dopant source gas storage tank and the second pipe adaptor connects the inner pipe to the ion source unit.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: January 31, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hom-Chung Lin, Jih-Churng Twu, Yi-Ting Chang, Chao-Po Lu, Tsung-Min Lin
  • Publication number: 20220130697
    Abstract: A method includes transferring a tool monitoring device to a load port of a tool. An environmental parameter of the load port is monitored by the tool monitoring device. The tool monitoring device is removed from the load port after the environmental parameter of the load port is monitored. A door of the tool in front of the load port is closed. The door of the tool is kept closed during a period from a time of transferring the tool monitoring device to the load port to a time of removing the tool monitoring device from the load port.
    Type: Application
    Filed: January 4, 2022
    Publication date: April 28, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hom-Chung LIN, Chi-Ying CHANG, Jih-Churng TWU, Chin-Yun CHEN, Yi-Ting CHANG, Feng-Yu CHEN
  • Patent number: 11309725
    Abstract: A support base includes a casing, a signal transmission module, a connection port, an audio output element and a detecting module. The support base is connected with a portable electronic device through the signal transmission module. The support base is connected with an external electronic device through the connection port. A first audio signal from the portable electronic device or a second audio signal from the external electronic device can be played by the audio output element. The detecting module detects the connection status of the support base. According to the connection status, the first audio signal or the second audio signal is controlled to be outputted from the audio output element.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: April 19, 2022
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Wen-Chih Chu, Yi-Ting Chang, Yu-Chuan Liu, Wen-Hsien Chan, Yu-Cun Chu
  • Patent number: 11239099
    Abstract: In some embodiments, a system for monitoring a tool is provided. The system includes a tool monitoring device, a transporting system and an external apparatus. The tool monitoring device is configured to monitor an environmental parameter of a load port of a tool. The tool monitoring device includes a wafer pod and a monitoring module disposed in the wafer pod. The monitoring module includes at least one sensor, a computer coupled to the at least one sensor, a power supply electrically coupled to the at least one sensor and the computer, and a wireless unit coupled to the computer. The transporting system is configured to transfer the tool monitoring device from one load port to another load port. The external apparatus is coupled to the tool monitoring device.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: February 1, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hom-Chung Lin, Chi-Ying Chang, Jih-Churng Twu, Chin-Yun Chen, Yi-Ting Chang, Feng-Yu Chen
  • Publication number: 20210366690
    Abstract: An ion implantation system includes an ion implanter containing an ion source unit and a dopant source gas supply system. The system includes a dopant source gas storage tank inside a gas box container located remotely to the ion implanter and a dopant source gas supply pipe configured to supply a dopant source gas from the dopant source gas storage tank to the ion source unit. The dopant source gas supply pipe includes an inner pipe, an outer pipe enclosing the inner pipe, a first pipe adaptor coupled to first end of respective inner and outer pipes, and a second pipe adaptor coupled to seconds end of respective inner and outer pipes opposite the first end. The first pipe adaptor connects the inner pipe to the dopant source gas storage tank and the second pipe adaptor connects the inner pipe to the ion source unit.
    Type: Application
    Filed: May 22, 2020
    Publication date: November 25, 2021
    Inventors: Hom-Chung LIN, Jih-Churng TWU, Yi-Ting CHANG, Chao-Po LU, Tsung-Min Lin
  • Publication number: 20210152000
    Abstract: A support base includes a casing, a signal transmission module, a connection port, an audio output element and a detecting module. The support base is connected with a portable electronic device through the signal transmission module. The support base is connected with an external electronic device through the connection port. A first audio signal from the portable electronic device or a second audio signal from the external electronic device can be played by the audio output element. The detecting module detects the connection status of the support base. According to the connection status, the first audio signal or the second audio signal is controlled to be outputted from the audio output element.
    Type: Application
    Filed: August 27, 2020
    Publication date: May 20, 2021
    Inventors: Wen-Chih Chu, Yi-Ting Chang, Yu-Chuan Liu, Wen-Hsien Chan, Yu-Cun Chu
  • Publication number: 20200105555
    Abstract: In some embodiments, a system for monitoring a tool is provided. The system includes a tool monitoring device, a transporting system and an external apparatus. The tool monitoring device is configured to monitor an environmental parameter of a load port of a tool. The tool monitoring device includes a wafer pod and a monitoring module disposed in the wafer pod. The monitoring module includes at least one sensor, a computer coupled to the at least one sensor, a power supply electrically coupled to the at least one sensor and the computer, and a wireless unit coupled to the computer. The transporting system is configured to transfer the tool monitoring device from one load port to another load port. The external apparatus is coupled to the tool monitoring device.
    Type: Application
    Filed: August 13, 2019
    Publication date: April 2, 2020
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hom-Chung LIN, Chi-Ying CHANG, Jih-Churng TWU, Chin-Yun CHEN, Yi-Ting CHANG, Feng-Yu CHEN
  • Patent number: 8688639
    Abstract: A distributed media access system and method. The method includes making each of a plurality nodes in a P2P network designate at least one nearest neighbors as a first node candidate and perform at least one random walk to obtain a second node candidate according to the peer list; calculating user preferences of the request node and user preferences of the first and second node candidates according to the first and second node candidates and the preference parameters corresponding to the first and second node candidates so as to obtain a plurality of similarity values; selecting the more similar candidate as buddies of user of the node according to the calculated similarity values; and establishing a buddy list according to the buddies of user and storing the buddy list such that the P2P network can quickly find buddies of the node through the buddy list.
    Type: Grant
    Filed: November 5, 2008
    Date of Patent: April 1, 2014
    Assignee: National Taiwan University
    Inventors: Cheng-Fu Chou, Yi-Ting Chang, Ching-Ju Lin, Chih-Cheng Hsu
  • Patent number: 8675581
    Abstract: A wireless communication device for eliminating performance degradation of a packet-switched (PS) data service. The device comprises a processor configured to receive a request to perform the PS data service with a first subscriber identity card, reduce a plurality of scheduled monitoring tasks associated with a second subscriber identity card, and perform the PS data service with the first subscriber identity card while using the reduced plurality of scheduled monitoring tasks to maintain mobility or receive network messages with the second subscriber identity card.
    Type: Grant
    Filed: August 15, 2011
    Date of Patent: March 18, 2014
    Assignee: Mediatek Inc.
    Inventors: Hung-Yueh Chen, Ming-Wan Hsu, Sian-Jheng Wong, Yi-Ting Chang
  • Patent number: 8515489
    Abstract: A communications apparatus with a processor coupled to a first RAT module in a packet transfer mode for data transfer, a second RAT module in an idle mode and a radio transceiver are provided. The processor receives a reservation request requesting permission to use the radio transceiver for performing a first radio activity from the first RAT module, and determines whether to provide a gap interval during the data transfer of the second RAT module for the first RAT module to use the radio transceiver according to a type of a second radio activity to be preformed by the second RAT module which collides with the first radio activity. When the gap interval is determined to be provided, the second RAT module is unable to use the radio transceiver for performing the second radio activity and the data transfer of the second RAT module is suspended during the gap interval.
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: August 20, 2013
    Assignee: MediaTek Inc.
    Inventors: Yi-Ting Chang, Chih-Yung Shih, Chen-Wei Hsu, Chia-Yi Huang, Chung-Cheng Yu
  • Publication number: 20130053076
    Abstract: A communications apparatus with a processor coupled to a first RAT module in a packet transfer mode for data transfer, a second RAT module in an idle mode and a radio transceiver are provided. The processor receives a reservation request requesting permission to use the radio transceiver for performing a first radio activity from the first RAT module, and determines whether to provide a gap interval during the data transfer of the second RAT module for the first RAT module to use the radio transceiver according to a type of a second radio activity to be preformed by the second RAT module which collides with the first radio activity. When the gap interval is determined to be provided, the second RAT module is unable to use the radio transceiver for performing the second radio activity and the data transfer of the second RAT module is suspended during the gap interval.
    Type: Application
    Filed: August 29, 2011
    Publication date: February 28, 2013
    Applicant: MEDIATEK INC.
    Inventors: Yi-Ting Chang, Chih-Yung Shih, Chen-Wei Hsu, Chia-Yi Huang, Chung-Cheng Yu
  • Publication number: 20130044609
    Abstract: A wireless communication device for eliminating performance degradation of a packet-switched (PS) data service. The device comprises a processor configured to receive a request to perform the PS data service with a first subscriber identity card, reduce a plurality of scheduled monitoring tasks associated with a second subscriber identity card, and perform the PS data service with the first subscriber identity card while using the reduced plurality of scheduled monitoring tasks to maintain mobility or receive network messages with the second subscriber identity card.
    Type: Application
    Filed: August 15, 2011
    Publication date: February 21, 2013
    Applicant: MEDIATEK INC.
    Inventors: Hung-Yueh Chen, Ming-Wan Hsu, Sian-Jheng Wong, Yi-Ting Chang
  • Publication number: 20120327790
    Abstract: A wireless communications device is provided with a baseband chip capable of coordinating operations between circuit-switched (CS) and packet-switched (PS) services with different subscriber identity cards. The baseband chip is configured to perform a packet switched (PS) data service associated with a second service network, sacrifice a portion of data transceiving from/to the second service network to monitor a channel associated with a first service network during the PS data service, so as to receive message from the first service network or maintain mobility in the first service network.
    Type: Application
    Filed: June 24, 2011
    Publication date: December 27, 2012
    Applicant: MEDIATEK INC.
    Inventors: Chen-Hsuan Lee, Chin-Han Wang, Chu-Ching Yang, Chang-Kuan Lin, Chih-Yung Shih, Chun-Sheng Lee, Chia-Yi Huang, Yi-Ting Chang, Sian-Jheng Wong, Shih-Hsin Chien
  • Publication number: 20090119265
    Abstract: A distributed media access system and method. The method includes making each of a plurality nodes in a P2P network designate at least one nearest neighbors as a first node candidate and perform at least one random walk to obtain a second node candidate according to the peer list; calculating user preferences of the request node and user preferences of the first and second node candidates according to the first and second node candidates and the preference parameters corresponding to the first and second node candidates so as to obtain a plurality of similarity values; selecting the more similar candidate as buddies of user of the node according to the calculated similarity values; and establishing a buddy list according to the buddies of user and storing the buddy list such that the P2P network can quickly find buddies of the node through the buddy list.
    Type: Application
    Filed: November 5, 2008
    Publication date: May 7, 2009
    Applicant: NATIONAL TAIWAN UNIVERSITY
    Inventors: Cheng-Fu Chou, Yi-Ting Chang, Ching-Ju Lin, Chih-Cheng Hsu