Patents by Inventor Tysh-Bin Liu

Tysh-Bin Liu 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: 20200304119
    Abstract: Devices, systems, and methods are provided for generating a high, dynamic voltage boost. An integrated circuit (IC) includes a driving circuit having a first stage and a second stage. The driving circuit is configured to provide an overdrive voltage. The IC also includes a charge pump circuit coupled between the first stage and the second stage. The charge pump circuit is configured generate a dynamic voltage greater than the overdrive voltage. The IC also includes a bootstrap circuit coupled to the charge pump circuit, configured to further dynamically boost the overdrive voltage of the driving circuit.
    Type: Application
    Filed: June 10, 2020
    Publication date: September 24, 2020
    Inventors: Chan-Hong Chern, Tysh-Bin Liu, Kun-Lung Chen
  • Patent number: 10715137
    Abstract: Devices, systems, and methods are provided for generating a high, dynamic voltage boost. An integrated circuit (IC) includes a driving circuit having a first stage and a second stage. The driving circuit is configured to provide an overdrive voltage. The IC also includes a charge pump circuit coupled between the first stage and the second stage. The charge pump circuit is configured generate a dynamic voltage greater than the overdrive voltage. The IC also includes a bootstrap circuit coupled to the charge pump circuit, configured to further dynamically boost the overdrive voltage of the driving circuit.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: July 14, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Chan-Hong Chern, Tysh-Bin Liu, Kun-Lung Chen
  • Publication number: 20190123740
    Abstract: Devices, systems, and methods are provided for generating a high, dynamic voltage boost. An integrated circuit (IC) includes a driving circuit having a first stage and a second stage. The driving circuit is configured to provide an overdrive voltage. The IC also includes a charge pump circuit coupled between the first stage and the second stage. The charge pump circuit is configured generate a dynamic voltage greater than the overdrive voltage. The IC also includes a bootstrap circuit coupled to the charge pump circuit, configured to further dynamically boost the overdrive voltage of the driving circuit.
    Type: Application
    Filed: October 19, 2018
    Publication date: April 25, 2019
    Inventors: Chan-Hong Chern, Tysh-Bin Liu, Kun-Lung Chen
  • Publication number: 20190103812
    Abstract: Devices and methods are provided for controlling dead-time of a direct current to direct current (DC-DC) converter. A control circuit includes a first transistor having a source/drain terminal coupled to an output voltage of the DC-DC converter configured to provide current based on the output voltage. The control circuit also includes a digital up/down counter having an output terminal electrically coupled to an input terminal of a delay cell of the DC-DC converter. A current sensing circuit of the control circuit is electrically coupled to an input terminal of the digital up/down counter configured to receive the current and drive the digital up/down counter based on the current.
    Type: Application
    Filed: January 3, 2018
    Publication date: April 4, 2019
    Inventors: Chia-Chun Chang, Alan Roth, Eric Soenen, Tysh-Bin Liu
  • Patent number: 10050621
    Abstract: A semiconductor device includes a power transistor and a driving circuit. The driving circuit is coupled to and is configured to drive the power transistor and includes first and second stages. The second stage is coupled between the first stage and the power transistor. Each of the first and second stages includes a pair of enhancement-mode high-electron-mobility transistors (HEMTs). The construction as such lowers a static current of the driving circuit.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: August 14, 2018
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Chan-Hong Chern, Chu Fu Chen, Chun Lin Tsai, Mark Chen, King-Yuen Wong, Ming-Cheng Lin, Tysh-Bin Liu
  • Publication number: 20180091140
    Abstract: A semiconductor device includes a power transistor and a driving circuit. The driving circuit is coupled to and is configured to drive the power transistor and includes first and second stages. The second stage is coupled between the first stage and the power transistor. Each of the first and second stages includes a pair of enhancement-mode high-electron-mobility transistors (HEMTs). The construction as such lowers a static current of the driving circuit.
    Type: Application
    Filed: September 29, 2016
    Publication date: March 29, 2018
    Inventors: Chan-Hong Chern, Chu Fu Chen, Chun Lin Tsai, Mark Chen, King-Yuen Wong, Ming-Cheng Lin, Tysh-Bin Liu
  • Patent number: 9128708
    Abstract: A power saving method and a power saving system are applied in an optical disk drive. The power saving system comprises a power controlling unit for differentiating the specific sets of circuits not being used at a specific operation rate and powering them down. The sets of circuits not being used will be powered up while the associated operation rate at which they are required to operate is nearly started.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: September 8, 2015
    Assignee: MEDIATEK INC.
    Inventors: Kuo-jung Lan, Hao-hui Yin, Chih-chung Wu, Tysh-bin Liu
  • Patent number: 8270266
    Abstract: A device for detecting wobbles on an optical disc is provided, where the device is utilized for generating a wobble signal according to a plurality of detection signals. The device includes an analog signal processing circuit, a pair of analog-to-digital converters (ADCs), and a digital signal processing circuit. The analog signal processing circuit is arranged to perform analog signal processing on the detection signals to generate a plurality of output signals. In addition, the pair of ADCs are arranged to digitalize the output signals to generate a plurality of digital values. Additionally, the digital signal processing circuit is arranged to perform digital signal processing on the digital values and generate an arithmetic output, where the arithmetic output is utilized for generating the wobble signal or utilized as the wobble signal. An associated method for detecting wobbles on an optical disc is further provided.
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: September 18, 2012
    Assignee: Mediatek Inc.
    Inventors: Tzu-Chieh Lin, Yuh Cheng, Chih-Ching Chen, Tysh-Bin Liu, Yu-Hsuan Lin
  • Publication number: 20120188861
    Abstract: A power saving method and a power saving system are applied in an optical disk drive. The power saving system comprises a power controlling unit for differentiating the specific sets of circuits not being used at a specific operation rate and powering them down. The sets of circuits not being used will be powered up while the associated operation rate at which they are required to operate is nearly started.
    Type: Application
    Filed: April 5, 2012
    Publication date: July 26, 2012
    Applicant: MEDIATEK Inc.
    Inventors: Kuo-Jung Lan, Hao-hui Yin, Chih-chung Wu, Tysh-bin Liu
  • Patent number: 8107340
    Abstract: The invention provides an electronic apparatus. In one embodiment, the electronic apparatus comprises an analog-to-digital converter (ADC) and an enable device. The analog-to-digital converter converts an analog input signal to a digital output signal with a resolution having a plurality of bits. The enable device dynamically adjusts the resolution of the analog-to-digital converter according to an instruction signal.
    Type: Grant
    Filed: August 18, 2009
    Date of Patent: January 31, 2012
    Assignee: Mediatek Inc.
    Inventors: Yu-Hsuan Lin, Tzu-Chieh Lin, Yuh Cheng, Tysh-Bin Liu
  • Publication number: 20110044145
    Abstract: The invention provides an electronic apparatus. In one embodiment, the electronic apparatus comprises an analog-to-digital converter (ADC) and an enable device. The analog-to-digital converter converts an analog input signal to a digital output signal with a resolution having a plurality of bits. The enable device dynamically adjusts the resolution of the analog-to-digital converter according to an instruction signal.
    Type: Application
    Filed: August 18, 2009
    Publication date: February 24, 2011
    Applicant: MEDIATEK INC.
    Inventors: Yu-Hsuan Lin, Tzu-Chieh Lin, Yuh Cheng, Tysh-Bin Liu
  • Publication number: 20100219908
    Abstract: A digital to analog converter for converting a digital input signal provided by a host to an analog output signal includes a modulator receiving the digital input signal, modulating the digital input signal, and outputting a modulated signal, and a filtering circuit receiving the modulated signal, low pass filtering the modulated signal, and outputting the analog output signal to an output node. The filtering circuit includes a first switching circuit for adjusting the bandwidth of the filtering circuit according to a bandwidth switching signal.
    Type: Application
    Filed: February 27, 2009
    Publication date: September 2, 2010
    Applicant: MEDIATEK INC.
    Inventors: Li-Chun Tu, Chia-Wei Liao, Tysh-Bin Liu
  • Publication number: 20090262620
    Abstract: A device for detecting wobbles on an optical disc is provided, where the device is utilized for generating a wobble signal according to a plurality of detection signals. The device includes an analog signal processing circuit, a pair of analog-to-digital converters (ADCs), and a digital signal processing circuit. The analog signal processing circuit is arranged to perform analog signal processing on the detection signals to generate a plurality of output signals. In addition, the pair of ADCs are arranged to digitalize the output signals to generate a plurality of digital values. Additionally, the digital signal processing circuit is arranged to perform digital signal processing on the digital values and generate an arithmetic output, where the arithmetic output is utilized for generating the wobble signal or utilized as the wobble signal. An associated method for detecting wobbles on an optical disc is further provided.
    Type: Application
    Filed: January 22, 2009
    Publication date: October 22, 2009
    Inventors: Tzu-Chieh Lin, Yuh Cheng, Chih-Ching Chen, Tysh-Bin Liu, Yu-Hsuan Lin