Patents by Inventor Hsiao-Chung Cheng

Hsiao-Chung Cheng 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: 11134558
    Abstract: A droplet generator assembly includes a storage tank, a refill system, a droplet generator, and a temperature control system. The storage tank is configured to store a target material. The refill system is connected to the storage tank. The droplet generator includes a reservoir and a nozzle connected to the reservoir, in which the droplet generator is connected to the refill system, and the refill system is configured to deliver the target material to the reservoir. The temperature control system is adjacent to the refill system or the reservoir.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: September 28, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shih-Yu Tu, Yu-Kuang Sun, Shao-Hua Wang, Han-Lung Chang, Hsiao-Lun Chang, Li-Jui Chen, Po-Chung Cheng, Cheng-Hao Lai, Hsin-Feng Chen, Wei-Shin Cheng, Ming-Hsun Tsai, Yen-Hsun Chen
  • Publication number: 20210298161
    Abstract: A method includes ejecting a metal droplet from a reservoir of a first droplet generator assembled to a vessel; emitting an excitation laser from a laser source to the metal droplet to generate extreme ultraviolet (EUV) radiation; turning off the first droplet generator; cooling down the first droplet generator to a temperature not lower than about 150° C.; dismantling the first droplet generator from the vessel at the temperature not lower than about 150° C.; and assembling a second droplet generator to the vessel.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shih-Yu TU, Han-Lung CHANG, Hsiao-Lun CHANG, Li-Jui CHEN, Po-Chung CHENG
  • Publication number: 20210286273
    Abstract: A droplet catcher system of an EUV lithography apparatus is provided. The droplet catcher system includes a catcher body, a heat transfer part, a heat exchanger, and a controller. The catcher body has an outer surface. The heat transfer part is directly attached to the outer surface of the catcher body. The heat exchanger is thermally coupled to the heat transfer part. The controller is electrically coupled to the heat exchanger.
    Type: Application
    Filed: June 1, 2021
    Publication date: September 16, 2021
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shih-Yu Tu, Po-Chung Cheng, Hsiao-Lun Chang, Li-Jui Chen, Han-Lung Chang
  • Patent number: 10692807
    Abstract: A chip-on-film (COF) package structure includes a first COF and a second COF. The first COF includes a first flexible substrate having a first external terminal and a first internal terminal opposite to each other, first outer leads disposed at the first external terminal, first inner leads disposed at the first internal terminal, and a first chip disposed between the first external terminal and the first internal terminal. The second COF includes a second flexible substrate having a second external terminal and a second internal terminal opposite to each other, second outer leads disposed at the second external terminal, second inner leads disposed at the second internal terminal, and a second chip disposed between the second external terminal and the second internal terminal. The first COF is partially overlapped with the second COF. A display device having the COF package structure is also provided.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: June 23, 2020
    Assignee: Au Optronics Corporation
    Inventors: Chang-Hui Wu, Yu-Huei Jiang, Hsiao-Chung Cheng
  • Publication number: 20200152553
    Abstract: A chip-on-film (COF) package structure includes a first COF and a second COF. The first COF includes a first flexible substrate having a first external terminal and a first internal terminal opposite to each other, first outer leads disposed at the first external terminal, first inner leads disposed at the first internal terminal, and a first chip disposed between the first external terminal and the first internal terminal. The second COF includes a second flexible substrate having a second external terminal and a second internal terminal opposite to each other, second outer leads disposed at the second external terminal, second inner leads disposed at the second internal terminal, and a second chip disposed between the second external terminal and the second internal terminal. The first COF is partially overlapped with the second COF. A display device having the COF package structure is also provided.
    Type: Application
    Filed: February 26, 2019
    Publication date: May 14, 2020
    Applicant: Au Optronics Corporation
    Inventors: Chang-Hui Wu, Yu-Huei Jiang, Hsiao-Chung Cheng
  • Patent number: 9881573
    Abstract: A liquid crystal display having adaptive pulse shaping control mechanism includes a first gate driver for providing a first gate signal based on a first modulation voltage, a second gate driver for providing a second gate signal based on a second modulation voltage, a first pixel array unit for illustrating image according to the first gate signal, a second pixel array unit for illustrating image according to the second gate signal, a timing controller for performing a pulse compare operation over the first and second gate signals so as to generate a first shaping control signal and a second shaping control signal, a first gate pulse modulation unit for providing the first modulation voltage according to the first shaping control signal, and a second gate pulse modulation unit for providing the second modulation voltage according to the second shaping control signal.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: January 30, 2018
    Assignee: AU OPTRONICS CORP.
    Inventors: Meng-Sheng Chang, Hsiao-Chung Cheng, Tien-chin Huang
  • Publication number: 20150077409
    Abstract: A liquid crystal display having adaptive pulse shaping control mechanism includes a first gate driver for providing a first gate signal based on a first modulation voltage, a second gate driver for providing a second gate signal based on a second modulation voltage, a first pixel array unit for illustrating image according to the first gate signal, a second pixel array unit for illustrating image according to the second gate signal, a timing controller for performing a pulse compare operation over the first and second gate signals so as to generate a first shaping control signal and a second shaping control signal, a first gate pulse modulation unit for providing the first modulation voltage according to the first shaping control signal, and a second gate pulse modulation unit for providing the second modulation voltage according to the second shaping control signal.
    Type: Application
    Filed: November 24, 2014
    Publication date: March 19, 2015
    Inventors: Meng-Sheng Chang, Hsiao-Chung Cheng, Tien-chin Huang
  • Patent number: 8982030
    Abstract: A gate output control method is adapted into a flat display having a plurality of gate drive integrated circuits. The method comprises: providing a gate control signal; providing a oblique control signal to oblique modulate the gate control signal for generating a gate control signal with oblique; modulating the gate control signal with oblique to obtain a modulated gate control signal; and outputting the modulated gate control signal to the gate drive integrated circuits. A falling edge of the modulated gate control signal comprises a oblique-varying period and a vertical-varying period. In the oblique-varying period, the modulated gate control signal firstly changes to a predetermined voltage in a first slope, and then changes in a second slope until the vertical-varying period. In the vertical-varying period, the modulated gate control signal changes vertically or nearly vertically.
    Type: Grant
    Filed: July 15, 2010
    Date of Patent: March 17, 2015
    Assignee: AU Optronics Corp.
    Inventors: Kai-Yuan Siao, Jian-Feng Li, Hsiao-Chung Cheng, Tsung-Hung Lee, Chao-Ching Hsu
  • Patent number: 8928640
    Abstract: A liquid crystal display having adaptive pulse shaping control mechanism includes a first gate driver for providing a first gate signal based on a first modulation voltage, a second gate driver for providing a second gate signal based on a second modulation voltage, a first pixel array unit for illustrating image according to the first gate signal, a second pixel array unit for illustrating image according to the second gate signal, a timing controller for performing a pulse compare operation over the first and second gate signals so as to generate a first shaping control signal and a second shaping control signal, a first gate pulse modulation unit for providing the first modulation voltage according to the first shaping control signal, and a second gate pulse modulation unit for providing the second modulation voltage according to the second shaping control signal.
    Type: Grant
    Filed: November 23, 2011
    Date of Patent: January 6, 2015
    Assignee: AU Optronics Corp.
    Inventors: Meng-Sheng Chang, Hsiao-Chung Cheng, Tien-chin Huang
  • Patent number: 8830279
    Abstract: A liquid crystal display having adaptive driving mechanism includes plural pixel array areas and a driving module. Each pixel array area has a plurality of pixels. The driving module includes a signal generation unit for generating grey-level signals corresponding to the pixels based on input image data, a weighting conversion unit for converting the grey-level signals corresponding to the pixels into a plurality of weightings, a weighting processing unit for generating a weighting sum by summing up the weightings corresponding to the pixel array area, an inversion-mode setting unit for setting a polarity inversion mode according to the weighting sum, and a data signal output unit. The data signal output unit is utilized for providing a plurality of data signals to be written into the pixel array area based on the polarity inversion mode.
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: September 9, 2014
    Assignee: AU Optronics Corp.
    Inventors: Hsiao-Chung Cheng, Chao-Ching Hsu, Jen-Chieh Chen
  • Patent number: 8791919
    Abstract: An autostereoscopic display device having touch sensing mechanism includes a display panel for illustrating images, a touch sensing panel for detecting touch events, a 2D/3D switching panel disposed between the display panel and the touch sensing panel, and a control unit. The 2D/3D switching panel has a substrate, a first electrode disposed on the substrate, a counter substrate, and a second electrode disposed on the counter substrate. The control unit is employed to provide a first control signal and a second control signal furnished to the first electrode and the second electrode respectively. The first control signal is switched between a first high voltage and a first low voltage in a gradual-shift manner. The second control signal is switched between a second high voltage and a second low voltage in a gradual-shift or rapid-shift manner.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: July 29, 2014
    Assignee: AU Optronics Corp.
    Inventors: Hsiao-Chung Cheng, Jen-Chieh Chen, Tzu-Hsien Chuang, Ming-Sheng Lai, Shih-Hsiung Huang
  • Patent number: 8624887
    Abstract: A control circuit and a method for charge sharing are provided. The control circuit and method are applied to a flat panel display including a plurality of pixel units. The control circuit includes a power supply unit, a data driver, a first switch set, a second switch set, a second switch set, and a timing controller. The control method includes steps of: outputting a first control signal to optionally switch on the switches in the first switch set in a first duration to re-allocate charges stored in the plurality of pixel units; and outputting a second control signal to optionally switch on the switches in the second switch set in a second duration to discharge charges stored in the plurality of pixel units via the voltage output pin.
    Type: Grant
    Filed: August 26, 2011
    Date of Patent: January 7, 2014
    Assignee: AU Optronics Corp.
    Inventors: Meng-Sheng Chang, Hsiao-Chung Cheng
  • Patent number: 8604846
    Abstract: An exemplary resetting circuit adapted for regulating a voltage on an output terminal of a shift register is disclosed. The resetting circuit includes a reset driving module and a reset module. The reset driving module is received with an enable signal to output a control voltage signal to an output terminal of the reset driving module. The reset module is electrically coupled to the output terminal of the shift register and the output terminal of the reset circuit driving module, and is controlled by the control voltage signal on the output terminal of the reset driving module to determine whether switching on an electrical path between the output terminal of the shift register and a gate-off voltage level.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: December 10, 2013
    Assignee: AU Optronics Corp.
    Inventors: Hsiao-Chung Cheng, Cheng-Han Huang, Meng-Sheng Chang
  • Patent number: 8587620
    Abstract: The present invention provides a method for driving a liquid crystal display panel. The liquid crystal display panel has a plurality of pixels arranged in a matrix form and a plurality of data lines. The method includes generating gray level signals corresponding to the plurality of pixels according to input image data; determining whether the gray level values of the pixels in a same row corresponding to the plurality of data lines of a first color are all outside a first range; and when the gray level values of the pixels in the same row corresponding to the plurality of data lines of the first color are all outside the first range, controlling polarity of the gray level signals of the pixels in the same row corresponding to the plurality of data lines of the first color in a column inversion mode.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: November 19, 2013
    Assignee: AU Optronics Corp.
    Inventors: Hsiao-Chung Cheng, Jen-Chieh Chen, Chao-Ching Hsu
  • Patent number: 8582039
    Abstract: A naked-eye type stereoscopic display including a display panel, a polarization switching panel, and a lens array is provided. The display panel provides an image having a first polarization state. The polarization switching panel and the lens array are disposed on a propagation path of the image, and the polarization switching panel is located between the lens array and the display panel. In addition, the polarization switching panel has at least one rescue line so as to lower the scrap rate of the polarization switching panel.
    Type: Grant
    Filed: February 20, 2012
    Date of Patent: November 12, 2013
    Assignee: Au Optronics Corporation
    Inventors: Hsiao-Chung Cheng, Chun-Hsien Yeh, Jen-Chieh Chen, Chen-Lun Chiu, Chung-Ming Shen, Chien-Feng Chiu
  • Publication number: 20130135541
    Abstract: A naked-eye type stereoscopic display including a display panel, a polarization switching panel, and a lens array is provided. The display panel provides an image having a first polarization state. The polarization switching panel and the lens array are disposed on a propagation path of the image, and the polarization switching panel is located between the lens array and the display panel. In addition, the polarization switching panel has at least one rescue line so as to lower the scrap rate of the polarization switching panel.
    Type: Application
    Filed: February 20, 2012
    Publication date: May 30, 2013
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Hsiao-Chung Cheng, Chun-Hsien Yeh, Jen-Chieh Chen, Chen-Lun Chiu, Chung-Ming Shen, Chien-Feng Chiu
  • Publication number: 20130088470
    Abstract: A liquid crystal display having adaptive pulse shaping control mechanism includes a first gate driver for providing a first gate signal based on a first modulation voltage, a second gate driver for providing a second gate signal based on a second modulation voltage, a first pixel array unit for illustrating image according to the first gate signal, a second pixel array unit for illustrating image according to the second gate signal, a timing controller for performing a pulse compare operation over the first and second gate signals so as to generate a first shaping control signal and a second shaping control signal, a first gate pulse modulation unit for providing the first modulation voltage according to the first shaping control signal, and a second gate pulse modulation unit for providing the second modulation voltage according to the second shaping control signal.
    Type: Application
    Filed: November 23, 2011
    Publication date: April 11, 2013
    Inventors: Meng-Sheng Chang, Hsiao-Chung Cheng, Tien-chin Huang
  • Publication number: 20130033440
    Abstract: An autostereoscopic display device having touch sensing mechanism includes a display panel for illustrating images, a touch sensing panel for detecting touch events, a 2D/3D switching panel disposed between the display panel and the touch sensing panel, and a control unit. The 2D/3D switching panel has a substrate, a first electrode disposed on the substrate, a counter substrate, and a second electrode disposed on the counter substrate. The control unit is employed to provide a first control signal and a second control signal furnished to the first electrode and the second electrode respectively. The first control signal is switched between a first high voltage and a first low voltage in a gradual-shift manner. The second control signal is switched between a second high voltage and a second low voltage in a gradual-shift or rapid-shift manner.
    Type: Application
    Filed: April 25, 2012
    Publication date: February 7, 2013
    Inventors: Hsiao-Chung Cheng, Jen-Chieh Chen, Tzu-Hsien Chuang, Ming-Sheng Lai, Shih-Hsiung Huang
  • Patent number: 8325126
    Abstract: A liquid crystal display includes a gate driver, a control circuit and a charge-sharing circuit. The control circuit provides a charge-sharing signal according to the parasitic capacitances at a first output end and a second output end in the gate driver. The charge-sharing circuit generates a third clock signal and a fourth clock signal by performing charge-sharing on a first clock signal and a second clock signal according to the charge-sharing signal. The third clock signal includes a signal falling edge which descends from a high level to a first level, and the fourth clock signal includes a signal falling edge which descends from the high level to a second level. The gate driver outputs a first gate driving signal and a second gate driving signal respectively at the first and the second output end according the third or the fourth clock signal.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: December 4, 2012
    Assignee: AU Optronics Corp.
    Inventors: Hsiao-Chung Cheng, Chao-Ching Hsu, Mu-Lin Tung
  • Publication number: 20120287170
    Abstract: A liquid crystal display having adaptive driving mechanism includes plural pixel array areas and a driving module. Each pixel array area has a plurality of pixels. The driving module includes a signal generation unit for generating grey-level signals corresponding to the pixels based on input image data, a weighting conversion unit for converting the grey-level signals corresponding to the pixels into a plurality of weightings, a weighting processing unit for generating a weighting sum by summing up the weightings corresponding to the pixel array area, an inversion-mode setting unit for setting a polarity inversion mode according to the weighting sum, and a data signal output unit. The data signal output unit is utilized for providing a plurality of data signals to be written into the pixel array area based on the polarity inversion mode.
    Type: Application
    Filed: January 9, 2012
    Publication date: November 15, 2012
    Inventors: Hsiao-Chung Cheng, Chao-Ching Hsu, Jen-Chieh Chen