Patents by Inventor Chen-Tsung Wu

Chen-Tsung Wu 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: 20200251449
    Abstract: A semiconductor device package includes a substrate, a connection structure, a first package body and a first electronic component. The substrate has a first surface and a second surface opposite to the first surface. The connection structure is disposed on the firs surface of the substrate. The first package body is disposed on the first surface of the substrate. The first package body covers the connection structure and exposes a portion of the connection structure. The first electronic component is disposed on the first package body and in contact with the portion of the connection structure exposed from the first package body.
    Type: Application
    Filed: January 31, 2020
    Publication date: August 6, 2020
    Applicant: Advanced Semiconductor Engineering, Inc.
    Inventors: Shang-Ruei Wu, Chien-Yuan Tseng, Meng-Jen Wang, Chen-Tsung Chang, Chih-Fang Wang, Cheng-Han Li, Chien-Hao Chen, An-Chi Tsao, Per-Ju Chao
  • Publication number: 20200232780
    Abstract: A capacitive image sensing device and a capacitive image sensing method are provided. The capacitive image sensing device includes a sensor array, a first charge amplifier, a second charge amplifier, a differential amplifier and a first switching circuit. The sensor array includes a plurality of sensing electrodes and a first reference sensing electrode. An input terminal of the first charge amplifier is coupled to one of the sensing electrodes. A first input terminal of the differential amplifier is selectively coupled to an output terminal of the first charge amplifier. A second input terminal of the differential amplifier is coupled to an output terminal of the second charge amplifier. The first switching circuit is configured to selectively electrically connect and disconnect the first reference sensing electrode and the input terminal of the second charge amplifier.
    Type: Application
    Filed: January 21, 2019
    Publication date: July 23, 2020
    Applicant: Novatek Microelectronics Corp.
    Inventors: Chen-Tsung Wu, Ji-Ting Chen
  • Patent number: 10562816
    Abstract: The present invention provides non-calcined cementitious compositions comprising micron inorganic particles, which can be used as a binder material; and provides non-calcined concrete compositions; non-calcined concretes are also provided, which exhibit similar or better physical and mechanical properties than those prepared with traditional cements do. The present invention also provides the preparation methods of the non-calcined cementitious compositions, the non-calcined concrete compositions and the non-calcined concretes.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: February 18, 2020
    Assignee: RUENTEX MATERIALS CO., LTD.
    Inventors: Samuel Yin, Ching Ting Yang, Min-Tsung Wu, Chen-An Lee, Hui Sheng Chiu
  • Publication number: 20190337116
    Abstract: A method of using a polishing system includes securing a wafer to a support, wherein the wafer has a first diameter. The method further includes polishing the wafer using a first polishing pad rotating about a first axis, wherein the first polishing pad has a second diameter greater than the first diameter. The method further includes rotating the support about a second axis perpendicular to the first axis after polishing the wafer using the first polishing pad. The method further includes polishing the wafer using a second polishing pad after rotating the support, wherein the second polishing pad has a third diameter less than the first diameter. The method further includes releasing the wafer from the support following polishing the wafer using the second polishing pad.
    Type: Application
    Filed: July 18, 2019
    Publication date: November 7, 2019
    Inventors: Shih-Chi LIN, Kun-Tai WU, You-Hua CHOU, Chih-Tsung LEE, Min Hao HONG, Chih-Jen WU, Chen-Ming HUANG, Soon-Kang HUANG, Chin-Hsiang CHANG, Chih-Yuan YANG
  • Patent number: 10357867
    Abstract: A polishing system includes a wafer support that holds a wafer, the wafer having a first diameter. The polishing system further includes a first polishing pad that polishes a first region of the wafer, the first polishing pad having a second diameter greater than the first diameter. The polishing system further includes an auxiliary polishing system comprising at least one second polishing pad that polishes a second region of the wafer, wherein the second polishing pad has a third diameter less than the first diameter, and the wafer support is configured to support the wafer during use of the first polishing pad and the auxiliary polishing system.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: July 23, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shih-Chi Lin, Kun-Tai Wu, You-Hua Chou, Chih-Tsung Lee, Min Hao Hong, Chih-Jen Wu, Chen-Ming Huang, Soon-Kang Huang, Chin-Hsiang Chang, Chih-Yuan Yang
  • Patent number: 9971370
    Abstract: A voltage regulator including a voltage amplifier, a first output-stage, an AC-pass filter, a current amplifier, a second output-stage and a gain circuit is provided. Output terminals of the first and the second output-stages jointly provide the output voltage of the voltage regulator. Two input terminals of the voltage amplifier respectively receive a reference voltage and the output voltage. An input terminal of the first output-stage is coupled to an output terminal of the voltage amplifier. Two input terminals of the current amplifier respectively receive a reference current and the AC component of the output voltage. An input terminal of the second output-stage is coupled to an output terminal of the current amplifier. An input terminal of the gain circuit is coupled to the output terminal of the voltage amplifier. An output terminal of the gain circuit is coupled to the input terminal of the second output-stage.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: May 15, 2018
    Assignee: Novatek Microelectronics Corp.
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu, Juin-Wei Huang, Pin-Han Su
  • Publication number: 20170108883
    Abstract: A voltage regulator including a voltage amplifier, a first output-stage, an AC-pass filter, a current amplifier, a second output-stage and a gain circuit is provided. Output terminals of the first and the second output-stages jointly provide the output voltage of the voltage regulator. Two input terminals of the voltage amplifier respectively receive a reference voltage and the output voltage. An input terminal of the first output-stage is coupled to an output terminal of the voltage amplifier. Two input terminals of the current amplifier respectively receive a reference current and the AC component of the output voltage. An input terminal of the second output-stage is coupled to an output terminal of the current amplifier. An input terminal of the gain circuit is coupled to the output terminal of the voltage amplifier. An output terminal of the gain circuit is coupled to the input terminal of the second output-stage.
    Type: Application
    Filed: October 19, 2015
    Publication date: April 20, 2017
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu, Juin-Wei Huang, Pin-Han Su
  • Patent number: 9494959
    Abstract: A current source for quickly adjusting an output current includes a constant current generation module, coupled to a control node, for generating a predefined current flowing through the control node in order to determine a voltage of the control node; a capacitor, coupled to an output terminal of the current source; a current variation detection module, coupled between the control node and the capacitor, for generating a variation on the voltage of the control node via the capacitor when the output terminal of the current source receives an instant current variation; and a trans-conductance amplifier, coupled between the control node and the output terminal, for changing a magnitude of the output current of the output terminal when the variation on the voltage of the control node is generated.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: November 15, 2016
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu, Chun-Wei Huang, Pin-Han Su
  • Patent number: 9471075
    Abstract: A compensation module for a voltage regulation device having a gain stage, an output stage and a miller compensation module includes a low-output-impedance non-inverting amplifier unit coupled to a gain output of the gain stage and an output-stage input of the output stage.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: October 18, 2016
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Pin-Han Su, Chun-Wei Huang, Chen-Tsung Wu, Chiu-Huang Huang
  • Patent number: 9459647
    Abstract: The present invention provides a bandgap reference circuit. The bandgap reference circuit includes a first bipolar junction transistor, a first resistor, for generating a proportional to absolute temperature current, a second resistor, for generating a complementary to absolute temperature current, a first operational amplifier, coupled with the first bipolar junction transistor and the first resistor, a second operational amplifier, coupled with the first bipolar junction transistor and the second resistor, and a zero temperature correlated current generator, for summing the proportional to absolute temperature current and the complementary to absolute temperature current, to generate a zero temperature correlated current.
    Type: Grant
    Filed: June 8, 2011
    Date of Patent: October 4, 2016
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Zhen-Guo Ding, Chen-Tsung Wu
  • Patent number: 9411354
    Abstract: A device of triggering and generating temperature coefficient current for generating a temperature coefficient current includes a positive temperature coefficient current generating unit, for generating a first positive temperature coefficient current, a negative temperature coefficient current generating unit, for generating a first negative temperature coefficient current, and a triggering unit, for triggering to generate the temperature coefficient current according to a triggering temperature and a current difference between the first positive temperature coefficient current and the first negative temperature coefficient current.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: August 9, 2016
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Chen-Tsung Wu
  • Patent number: 9389623
    Abstract: A voltage converting device with a self-reference feature for an electronic system includes a differential current generating module, implemented in a Complementary metal-oxide-semiconductor (CMOS) processing for generating a differential current pair according to a converting voltage; and a voltage converting module, coupled to the differential current generating module, a first supply voltage and a second supply voltage of the electronic system for generating the converting voltage according to the differential current pair, the first supply voltage and the second supply voltage.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: July 12, 2016
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Pin-Han Su, Chen-Tsung Wu, Chiu-Huang Huang, Chun-Wei Huang
  • Publication number: 20160011615
    Abstract: A current source for quickly adjusting an output current includes a constant current generation module, coupled to a control node, for generating a predefined current flowing through the control node in order to determine a voltage of the control node; a capacitor, coupled to an output terminal of the current source; a current variation detection module, coupled between the control node and the capacitor, for generating a variation on the voltage of the control node via the capacitor when the output terminal of the current source receives an instant current variation; and a trans-conductance amplifier, coupled between the control node and the output terminal, for changing a magnitude of the output current of the output terminal when the variation on the voltage of the control node is generated.
    Type: Application
    Filed: November 25, 2014
    Publication date: January 14, 2016
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu, Chun-Wei Huang, Pin-Han Su
  • Patent number: 9213349
    Abstract: The present invention discloses a bandgap reference circuit. The bandgap reference circuit includes an operational transconductance amplifier, and a reference generation circuit. The operational transconductance amplifier includes a self-biased operational transconductance amplifier, for utilizing an area difference between bipolar junction transistors of an input pair to generate a first positive temperature coefficient current to bias the input pair, and generating a positive temperature coefficient control voltage and a negative temperature coefficient control voltage; and a feedback voltage amplifier, for amplifying the negative temperature coefficient control voltage, and outputting a reference voltage to the input pair for feedback, to generate a first negative temperature coefficient current. The reference generation circuit generates a summation voltage or a summation current according to the positive temperature coefficient control voltage and the negative temperature coefficient control voltage.
    Type: Grant
    Filed: September 1, 2013
    Date of Patent: December 15, 2015
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu
  • Patent number: 9093895
    Abstract: A multi-power domain operational amplifier includes an input stage circuit, a power domain transforming circuit and an active load. The input stage circuit is configured to transform a set of input voltages into a set of input currents in a first power domain. The power domain transforming circuit is configured to transform the set of input currents into a set of output currents in a second power domain. The active load is configured to generate an output voltage according to the set of output currents. A common mode range of the output voltage is shifted as compared with a common mode range of the set of input voltages.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: July 28, 2015
    Assignee: NOVATEK MICROELECTRONICS CORP.
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu
  • Patent number: 9093896
    Abstract: A multi-power domain operational amplifier includes an input stage circuit, a power domain transforming circuit and an active load. The input stage circuit is configured to transform a set of input voltages into a set of input currents in a first power domain. The power domain transforming circuit is configured to transform the set of input currents into a set of output currents in a second power domain. The active load is configured to generate an output voltage according to the set of output currents. A common mode range of the output voltage is shifted as compared with a common mode range of the set of input voltages.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: July 28, 2015
    Assignee: NOVATEK MICROELECTRONICS CORP.
    Inventors: Min-Hung Hu, Chiu-Huang Huang, Chen-Tsung Wu
  • Publication number: 20150061629
    Abstract: A multi-power domain operational amplifier includes an input stage circuit, a power domain transforming circuit and an active load. The input stage circuit is configured to transform a set of input voltages into a set of input currents in a first power domain. The power domain transforming circuit is configured to transform the set of input currents into a set of output currents in a second power domain. The active load is configured to generate an output voltage according to the set of output currents. A common mode range of the output voltage is shifted as compared with a common mode range of the set of input voltages.
    Type: Application
    Filed: November 7, 2014
    Publication date: March 5, 2015
    Applicant: NOVATEK MICROELECTRONICS CORP.
    Inventors: Min-Hung HU, Chiu-Huang HUANG, Chen-Tsung WU
  • Publication number: 20150042297
    Abstract: A voltage converting device with a self-reference feature for an electronic system includes a differential current generating module, implemented in a Complementary metal-oxide-semiconductor (CMOS) processing for generating a differential current pair according to a converting voltage; and a voltage converting module, coupled to the differential current generating module, a first supply voltage and a second supply voltage of the electronic system for generating the converting voltage according to the differential current pair, the first supply voltage and the second supply voltage.
    Type: Application
    Filed: December 20, 2013
    Publication date: February 12, 2015
    Applicant: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Pin-Han Su, Chen-Tsung Wu, Chiu-Huang Huang, Chun-Wei Huang
  • Publication number: 20140306676
    Abstract: A compensation module for a voltage regulation device having a gain stage, an output stage and a miller compensation module includes a low-output-impedance non-inverting amplifier unit coupled to a gain output of the gain stage and an output-stage input of the output stage.
    Type: Application
    Filed: March 27, 2014
    Publication date: October 16, 2014
    Applicant: NOVATEK Microelectronics Corp.
    Inventors: Min-Hung Hu, Pin-Han Su, Chun-Wei Huang, Chen-Tsung Wu, Chiu-Huang Huang
  • Patent number: 8766611
    Abstract: A reference voltage generation circuit includes: a bandgap reference circuit, generating a plurality of initial currents with different temperature coefficients; a base voltage generation circuit, combining the initial current into a combined current, and converting the combined current into one or more base voltages; a bias current source circuit, generating one or more bias currents based on at least one of the initial currents; and one or more regulating output circuit, each converting a respective one of the one or more bias currents into an increment voltage and adding the increment voltage to the base voltage to generate a respective output voltage. Each output voltage may have its respective temperature coefficient.
    Type: Grant
    Filed: August 8, 2011
    Date of Patent: July 1, 2014
    Assignee: Novatek Microelectronics Corp.
    Inventors: Min-Hung Hu, Chen-Tsung Wu, Zhen-Guo Ding, Pin-Han Su