Patents by Inventor Hsueh Yi Lee

Hsueh Yi Lee 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: 11966530
    Abstract: A touchpad module includes a base plate, a touch member and at least one pressure sensing module. The touch member is located over the base plate. The touch member includes a touch plate and a touch sensitive circuit board. The pressure sensing module is arranged between the base plate and the touch member. The pressure sensing module includes a pressure sensor and a miniature supporting plate. The pressure sensor is installed on the miniature supporting plate. The pressure sensor is electrically connected with the touch sensitive circuit board through the miniature supporting plate. While the touch member is pressed in response to an external pressing force, the pressing force exerted on the touch member is sensed by the at least one pressure sensing module, and the pressure sensing module generates a pressure sensing signal.
    Type: Grant
    Filed: April 24, 2023
    Date of Patent: April 23, 2024
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Wei-Chiang Huang, Chao-Wei Lee, Hsueh-Chao Chang, Sian-Yi Chiu
  • Publication number: 20240069636
    Abstract: A touch device includes a touch panel, a circuit board, a vibrating unit and a pressure detection module. The touch panel includes two press regions. When different press regions of the touch panel are pressed by the user, the vibration feedback values generated by different press regions are different.
    Type: Application
    Filed: September 14, 2022
    Publication date: February 29, 2024
    Inventors: Chieh-Hung Hsieh, Wei-Chiang Huang, Chao-Wei Lee, Hsueh-Chao Chang, Sian-Yi Chiu
  • Publication number: 20230420344
    Abstract: A semiconductor apparatus is provided. The semiconductor apparatus includes: a first circuit, including a first semiconductor substrate, a first group of circuit components formed on the first semiconductor substrate, and a first group of metal layers, wherein, the first group of circuit components are distributed to at least one circuit block, and traces for each circuit block are formed in at least some of the first group of metal layers; a second circuit, including a second semiconductor substrate, a second group of circuit components formed on the second semiconductor substrate, and a second group of metal layers, wherein, the second group of circuit components are distributed to at least one circuit block, and traces for each circuit block are formed in at least some of the second group of metal layers, and the first circuit and the second circuit being face-to-face stacked and bonded.
    Type: Application
    Filed: June 28, 2023
    Publication date: December 28, 2023
    Inventors: Hsueh-Yi Lee, Chun-Hung Chen, Chia-Hsin Tung, Wen-Pin Tsai
  • Patent number: 10359796
    Abstract: A buffer circuit includes a first transistor, a second transistor, a feed-forward circuit and a resistive bias circuit. The first transistor has a first terminal, a second terminal and a third terminal, wherein the first terminal of the first transistor is served as an input terminal of the buffer circuit. The second transistor has a first terminal and a second terminal, wherein the second terminal of the second transistor is coupled to the third terminal of the first transistor and served as an output terminal of the buffer circuit. The feed-forward circuit has a first terminal and a second terminal respectively coupled to the first terminal of the second transistor and the second terminal of the first transistor. The resistive bias circuit has a first terminal and a second terminal respectively coupled to the second terminal of the first transistor and the first terminal of the feed-forward circuit.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: July 23, 2019
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Jie-Yu Liao, Chun-Hung Chen, Hsueh-Yi Lee
  • Patent number: 9153188
    Abstract: A driving apparatus of a display is disclosed. The driving apparatus includes a digital-to-analog converter (DAC) circuit, an output buffer circuit and a pre-charge circuit. The DAC circuit receives a display data with a digital format for generating a gray level voltage. The output buffer circuit is coupled to the DAC circuit, and has an output terminal to output an output signal. The output buffer circuit receives the gray level voltage and the output signal, and compares the gray level voltage and the output signal to generate a comparison result. The pre-charge circuit is coupled to the output buffer circuit, and generates a pre-charge output signal to the output terminal of the output buffer circuit according to the comparison result and a pre-charge enable signal.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: October 6, 2015
    Assignee: Novatek Microelectronics Corp.
    Inventors: Jin-Sheng Hsieh, Hsueh-Yi Lee, Wing-Kai Tang
  • Publication number: 20150102989
    Abstract: An equalizing method for a driving device includes determining whether a polarity of an output voltage changes from a first time period to a second time period according to an inversion method of a display device coupled to the driving device, for generating a polarity inversion signal; and determining whether to perform an equalization operation on the output voltage in a switching period between the first time period and the second time period according to the polarity inversion signal, current line information and previous line information.
    Type: Application
    Filed: February 23, 2014
    Publication date: April 16, 2015
    Applicant: NOVATEK Microelectronics Corp.
    Inventors: Hsueh-Yi Lee, Yi-Nung Hu
  • Publication number: 20150015566
    Abstract: A driving apparatus of a display is disclosed. The driving apparatus includes a digital-to-analog converter (DAC) circuit, an output buffer circuit and a pre-charge circuit. The DAC circuit receives a display data with a digital format for generating a gray level voltage. The output buffer circuit is coupled to the DAC circuit, and has an output terminal to output an output signal. The output buffer circuit receives the gray level voltage and the output signal, and compares the gray level voltage and the output signal to generate a comparison result. The pre-charge circuit is coupled to the output buffer circuit, and generates a pre-charge output signal to the output terminal of the output buffer circuit according to the comparison result and a pre-charge enable signal.
    Type: Application
    Filed: September 30, 2014
    Publication date: January 15, 2015
    Inventors: Jin-Sheng Hsieh, Hsueh-Yi Lee, Wing-Kai Tang
  • Patent number: 8886988
    Abstract: In calibration mode, a clock signal and a data signal are respectively transmitted via a clock lane and a data lane of an MIPI. A test clock signal is provided by adjusting the phase of the clock signal, and a test data signal is provided by adjusting the phase of the data signal. By latching the test data signal according to the test clock signal, a latched data may be acquired for determining an optimized phase relationship corresponding to the clock lane and the data lane. When transmitting the clock signal and the data signal in normal mode, the signal delays of the clock lane and the data lane may be adjusted according to the optimized phase relationship.
    Type: Grant
    Filed: September 14, 2011
    Date of Patent: November 11, 2014
    Assignee: NOVATEK Microelectronics Corp.
    Inventors: Ching-Chun Lin, Chih-Wei Tang, Hsueh-Yi Lee, Yu-Hsun Peng
  • Patent number: 8884943
    Abstract: A driving apparatus of a display is disclosed. The driving apparatus includes a digital-to-analog converter (DAC) circuit, an output buffer circuit and a pre-charge circuit. The DAC circuit receives a display data with a digital format for generating a gray level voltage. The output buffer circuit is coupled to the DAC circuit, and receives the gray level voltage. The output buffer circuit has an output terminal to output a driving output signal. The pre-charge circuit is coupled to the output buffer circuit, and generates a pre-charge output signal according to the gray level voltage and a pre-charge enable signal, and outputs the pre-charge output signal to the output terminal of the output buffer circuit.
    Type: Grant
    Filed: June 24, 2013
    Date of Patent: November 11, 2014
    Assignee: Novatek Microelectronics Corp.
    Inventors: Jin-Sheng Hsieh, Hsueh-Yi Lee, Wing-Kai Tang
  • Patent number: 8599185
    Abstract: A driving apparatus of a display is disclosed. The driving apparatus mentioned above includes a digital-to-analog converter circuit and an output buffer circuit. The digital-to-analog converting circuit receives a display data with a digital format for generating a gray-level voltage. The output buffer circuit has an output terminal to output an output signal. The output buffer circuit receives the gray-level voltage, a pre-charge enable signal and the output signal and provides a pre-charge output signal to the output terminal of the output buffering circuit according to the pre-charge enable signal and a comparison result of the gray-level voltage and the output signal.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: December 3, 2013
    Assignee: Novatek Microelectronics Corp.
    Inventors: Jin-Sheng Hsieh, Hsueh-Yi Lee, Wing-Kai Tang
  • Publication number: 20130285999
    Abstract: A driving apparatus of a display is disclosed. The driving apparatus includes a digital-to-analog converter (DAC) circuit, an output buffer circuit and a pre-charge circuit. The DAC circuit receives a display data with a digital format for generating a gray level voltage. The output buffer circuit is coupled to the DAC circuit, and receives the gray level voltage. The output buffer circuit has an output terminal to output a driving output signal. The pre-charge circuit is coupled to the output buffer circuit, and generates a pre-charge output signal according to the gray level voltage and a pre-charge enable signal, and outputs the pre-charge output signal to the output terminal of the output buffer circuit.
    Type: Application
    Filed: June 24, 2013
    Publication date: October 31, 2013
    Inventors: Jin-Sheng Hsieh, Hsueh-Yi Lee, Wing-Kai Tang
  • Publication number: 20120294401
    Abstract: In calibration mode, a clock signal and a data signal are respectively transmitted via a clock lane and a data lane of an MIPI. A test clock signal is provided by adjusting the phase of the clock signal, and a test data signal is provided by adjusting the phase of the data signal. By latching the test data signal according to the test clock signal, a latched data may be acquired for determining an optimized phase relationship corresponding to the clock lane and the data lane. When transmitting the clock signal and the data signal in normal mode, the signal delays of the clock lane and the data lane may be adjusted according to the optimized phase relationship.
    Type: Application
    Filed: September 14, 2011
    Publication date: November 22, 2012
    Inventors: Ching-Chun Lin, Chih-Wei Tang, Hsueh-Yi Lee, Yu-Hsun Peng
  • Publication number: 20120288046
    Abstract: A signal calibration method for synchronizing a clock signal and at least one data signal in a transmission system is disclosed. The signal calibration method comprises detecting at least one transmission time difference between the clock signal and the at least one data signal transmitted in the transmission system, calculating a plurality of delay periods of the clock signal and the at least one data signal according to the at least one transmission time difference, and respectively delaying the clock signal and the at least one data signal for the plurality of delay periods to synchronize the clock signal and the at least one data signal.
    Type: Application
    Filed: May 10, 2012
    Publication date: November 15, 2012
    Inventors: Hsueh-Yi Lee, Chih-Wei Tang, Kuan-Hua Chen, Wing-Kai Tang
  • Patent number: 8228276
    Abstract: A display driver apparatus and an inversion method thereof are provided. The display driver apparatus includes a gate drive unit, a source drive unit, a multiplexer unit and a common voltage generation unit. The gate drive unit is used to generate a gate signal for turning on/off sub-pixels. The source drive unit is used to generate a source signal required by the display panel. The multiplexer unit is used to regulate the sequence for the source signal to be delivered to the sub-pixels. The common voltage generation unit is used to generate a common voltage and switch the level of the common voltage during the enable period of the gate signal.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: July 24, 2012
    Assignee: Novatek Microelectronics Corp.
    Inventors: Hsueh-Yi Lee, Chih-Wei Tang, Wing-Kai Tang
  • Publication number: 20110169801
    Abstract: A driving apparatus of a display is disclosed. The driving apparatus mentioned above includes a digital-to-analog converter circuit and an output buffer circuit. The digital-to-analog converting circuit receives a display data with a digital format for generating a gray-level voltage. The output buffer circuit has an output terminal to output an output signal. The output buffer circuit receives the gray-level voltage, a pre-charge enable signal and the output signal and provides a pre-charge output signal to the output terminal of the output buffering circuit according to the pre-charge enable signal and a comparison result of the gray-level voltage and the output signal.
    Type: Application
    Filed: September 24, 2010
    Publication date: July 14, 2011
    Applicant: NOVATEK MICROELECTRONICS CORP.
    Inventors: Jin-Sheng Hsieh, Hsueh-Yi Lee, Wing-Kai Tang
  • Patent number: 7593264
    Abstract: Embodiments of addressing the programming disturb effect are shown. A medium voltage having a magnitude between the programming voltage and ground is applied to a metal bit line among the cells that are subject to the program disturb effect.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: September 22, 2009
    Assignee: Macronix International Co., Ltd.
    Inventors: Yi Te Shih, Jer-Hao Hsu, Yi-Ti Wang, Hsueh-Yi Lee
  • Publication number: 20070296675
    Abstract: A display driver apparatus and an inversion method thereof are provided. The display driver apparatus includes a gate drive unit, a source drive unit, a multiplexer unit and a common voltage generation unit. The gate drive unit is used to generate a gate signal for turning on/off sub-pixels. The source drive unit is used to generate a source signal required by the display panel. The multiplexer unit is used to regulate the sequence for the source signal to be delivered to the sub-pixels. The common voltage generation unit is used to generate a common voltage and switch the level of the common voltage during the enable period of the gate signal.
    Type: Application
    Filed: September 20, 2006
    Publication date: December 27, 2007
    Applicant: Novatek Microelectronics Corp.
    Inventors: Hsueh-Yi Lee, Chih-Wei Tang, Wing-Kai Tang
  • Publication number: 20070159887
    Abstract: Embodiments of addressing the programming disturb effect are shown. A medium voltage having a magnitude between the programming voltage and ground is applied to a metal bit line among the cells that are subject to the program disturb effect.
    Type: Application
    Filed: September 14, 2006
    Publication date: July 12, 2007
    Applicant: Macronix International Co., Ltd.
    Inventors: Yi Te Shih, Jer Hao Hsu, Yi-Ti Wang, Hsueh-Yi Lee
  • Patent number: 7196924
    Abstract: Disclosed are use methods, integrated circuits, and manufacturing methods for ferroelectric memory. A data value from multiple data values is received, for example by a state machine controlling the ferroelectric memory. The different data values correspond to different particular durations. The data value corresponding to the selected particular duration is stored in a ferroelectric memory cell by applying voltage to the ferroelectric memory cell for the particular duration.
    Type: Grant
    Filed: February 23, 2005
    Date of Patent: March 27, 2007
    Assignee: Macronix International Co., Ltd.
    Inventors: Sheng Chih Lai, Ching Wei Tsai, Hsueh Yi Lee, Hsiang-Lan Lung