Patents by Inventor Cheng-Chung Yeh
Cheng-Chung Yeh 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).
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Patent number: 11951091Abstract: Disclosed herein is a complex, a contrast agent and the method for treating a disease related to CXCR4 receptor. The complex is configured to bind the CXCR4 receptor, and is used as a medicament for diagnosis and treatment of cancers and other indications related to the CXCR4 receptor.Type: GrantFiled: December 18, 2020Date of Patent: April 9, 2024Assignee: INSTITUTE OF NUCLEAR ENERGY RESEARCH, ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN, R.O.CInventors: Chien-Chung Hsia, Chung-Hsin Yeh, Cheng-Liang Peng, Chun-Tang Chen
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Publication number: 20240105098Abstract: A display device including a display panel is disclosed. The display panel includes a substrate, multiple scan lines, multiple data lines, multiple pixel structures, a first gate driving circuit, and a second gate driving circuit. The pixel structures are electrically connected to the scan lines and the data lines. Multiple first output stage circuits of the first gate driving circuit disposed in a peripheral area are electrically connected to the scan lines. Multiple second output stage circuits of the second gate driving circuit disposed in the peripheral area are electrically connected to the scan lines. A channel width of a first output transistor of the first output stage circuit is greater than a channel width of a second output transistor of the second output stage circuit.Type: ApplicationFiled: August 28, 2023Publication date: March 28, 2024Applicant: HannStar Display CorporationInventors: Jing-Xuan Chen, Yen-Chung Chen, Mu-Kai Kang, Qi-En Luo, Cheng-Yen Yeh
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Patent number: 11747932Abstract: The present invention relates to a touch detecting circuit, which comprises a touch driving circuit and a touch sensing circuit. The touch driving circuit generates a touch driving signal and provides it to at least one common electrode of a panel. The touch sensing circuit receives a plurality of sensing signals via a plurality of source lines or/and a plurality of gate lines of the panel for detecting the touch location. The sensing signals are generated corresponding to the touch driving signal. In addition, the touch driving circuit may provide the touch driving signal to the source lines. The touch sensing circuit receives the sensing signals via the gate lines for detecting the touch location.Type: GrantFiled: December 30, 2020Date of Patent: September 5, 2023Assignee: Sitronix Technology CorpInventor: Cheng-Chung Yeh
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Publication number: 20220066590Abstract: The present invention relates to a touch detecting circuit, which comprises a touch driving circuit and a touch sensing circuit. The touch driving circuit generates a touch driving signal and provides it to at least one common electrode of a panel. The touch sensing circuit receives a plurality of sensing signals via a plurality of source lines or/and a plurality of gate lines of the panel for detecting the touch location. The sensing signals are generated corresponding to the touch driving signal. In addition, the touch driving circuit may provide the touch driving signal to the source lines. The touch sensing circuit receives the sensing signals via the gate lines for detecting the touch location.Type: ApplicationFiled: December 30, 2020Publication date: March 3, 2022Inventor: Cheng-Chung Yeh
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Patent number: 11074880Abstract: A display panel driving method includes scanning a plurality of first gate lines of a plurality of gate lines according to a first predetermined order during a first time period of a frame period, and scanning a plurality of second gate lines of the gate lines according to a second predetermined order during a second time period of the frame period. Voltage polarity of a data signal located in any of a plurality of data lines remains unchanged during the first time period. Voltage polarity of the data signal located in any of the data lines remains unchanged during the second time period.Type: GrantFiled: August 22, 2019Date of Patent: July 27, 2021Assignee: Sitronix Technology Corp.Inventor: Cheng-Chung Yeh
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Publication number: 20200251062Abstract: A display panel driving method includes scanning a plurality of first gate lines of a plurality of gate lines according to a first predetermined order during a first time period of a frame period, and scanning a plurality of second gate lines of the gate lines according to a second predetermined order during a second time period of the frame period. Voltage polarity of a data signal located in any of a plurality of data lines remains unchanged during the first time period. Voltage polarity of the data signal located in any of the data lines remains unchanged during the second time period.Type: ApplicationFiled: August 22, 2019Publication date: August 6, 2020Inventor: Cheng-Chung Yeh
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Publication number: 20190286365Abstract: The present invention discloses a flash memory controller and a control method thereof. The flash memory controller comprises a scrambling circuit and a control circuit. The scrambling circuit scrambles at least one input data for generating at least one valid data. The control circuit receives at least one invalid data and the valid data generated by the scrambling circuit. The invalid data is not a fixed constant. The control circuit writes the valid data to at least one valid storage zone of a flash memory and the invalid data to at least one invalid storage zone of the flash memory. By writing non-fixed-constant invalid data to the invalid storage zones of the flash memory, the interference of the invalid storage zones on the valid storage zones may be decreased. Thereby, the reliability and the usable storage space of the flash memory may be increased.Type: ApplicationFiled: March 14, 2018Publication date: September 19, 2019Inventors: FU-SHENG CHUANG, MING-TING HSIEH, CHENG-CHUNG YEH
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Patent number: 10107869Abstract: The present invention provides a detection circuit, which comprises a first detection path and a second detection path for detecting the state of a power source under test. A first current is generated on the first detection path according to power source under test; a second current is generated on the second detection path according to the power source under test. The detection circuit generates a detection signal according to the first current and the second current. The detection signal represents the state of the power source under test.Type: GrantFiled: December 31, 2015Date of Patent: October 23, 2018Assignee: Q-Silicon Technologies Corp.Inventors: Jun-Yuan Chen, Chih-Te Hung, Cheng-Chung Yeh
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Publication number: 20170146612Abstract: The present invention provides a detection circuit, which comprises a first detection path and a second detection path for detecting the state of a power source under test. A first current is generated on the first detection path according to power source under test; a second current is generated on the second detection path according to the power source under test. The detection circuit generates a detection signal according to the first current and the second current. The detection signal represents the state of the power source under test.Type: ApplicationFiled: December 31, 2015Publication date: May 25, 2017Inventors: JUN-YUAN CHEN, CHIH-TE HUNG, CHENG-CHUNG YEH
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Patent number: 9184868Abstract: The present invention relates to a transmission interface device capable of calibrating the transmission frequency automatically, which comprises a clock generating unit, a data transmission unit, and a control unit. The clock generating unit is used for generating an operating clock, which determines a transmission frequency. The data transmission unit is used for connecting to a host and transmitting a plurality of data to the host or receiving the plurality of data from the host according to the operating clock. When the host or the data transmission unit detects transmission errors in the plurality of data, the host or the data transmission unit generates an error handling. The control unit generates an adjusting signal according to the error handling and transmits the adjusting signal to the clock generating unit for adjusting the transmission frequency of the operating clock.Type: GrantFiled: September 25, 2013Date of Patent: November 10, 2015Assignee: Q-Silicon Technologies Corp.Inventors: Sheng-Hsun Lin, Cheng-Chung Yeh, Chun-Chi Yeh, Chih-Te Hung, Wei-Chia Su
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Patent number: 8994708Abstract: A driver circuit for dot inversion of liquid crystals includes a positive source supplying a first positive signal and a second positive signal; a negative source supplying a first negative signal and a second negative signal; a first selector unit connected with the sources to receive the first positive signal and the first negative signal; a second selector unit connected with the sources to receive the second positive signal and the second negative signal; a first source connected with the selection unit to alternatively output a first positive voltage and a first negative voltage; a second source connected with the selection unit to alternatively output a second positive voltage and a second negative voltage. When the first source outputs the first positive voltage, the second source outputs the second negative voltage. When the first source outputs the first negative voltage, the second source outputs the second positive voltage.Type: GrantFiled: December 13, 2013Date of Patent: March 31, 2015Assignee: Sitronix Technology Corp.Inventors: Tsun-Sen Lin, Cheng-Chung Yeh
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Patent number: 8810324Abstract: The present invention relates to an oscillating device, which comprises a driving module and an oscillating module. The driving module is used for producing a first driving voltage and a second driving voltage. The oscillating module comprises a first symmetric load circuit, a second symmetric load circuit, and a bias circuit. The first symmetric load circuit and the second symmetric load circuit produce a bias according to the first driving voltage. The bias circuit produces a bias current according to the second driving voltage. The oscillating module produces an oscillating signal according to the first driving voltage and the bias current, where the bias current is proportional to the bias. Thereby, by making the driving signal produced by driving module proportional to the bias of the oscillating module, simple compensation for temperature and process can be performed. Thereby, the frequency can be tuned using a few calibration bits.Type: GrantFiled: October 31, 2012Date of Patent: August 19, 2014Assignee: Sitronix Technology Corp.Inventors: Chih-Te Hung, Cheng-Chung Yeh
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Patent number: 8749539Abstract: A driver circuit for dot inversion of liquid crystals includes a positive source supplying a first positive signal and a second positive signal; a negative source supplying a first negative signal and a second negative signal; a first selector unit connected with the sources to receive the first positive signal and the first negative signal; a second selector unit connected with the sources to receive the second positive signal and the second negative signal; a first source connected with the selection unit to alternatively output a first positive voltage and a first negative voltage; a second source connected with the selection unit to alternatively output a second positive voltage and a second negative voltage. When the first source outputs the first positive voltage, the second source outputs the second negative voltage. When the first source outputs the first negative voltage, the second source outputs the second positive voltage.Type: GrantFiled: June 2, 2010Date of Patent: June 10, 2014Assignee: Sitronix Technology Corp.Inventors: Der-Ju Hung, Chun-Sheng Lin, Cheng-Chung Yeh
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Publication number: 20140105321Abstract: The present invention relates to a transmission interface device capable of calibrating the transmission frequency automatically, which comprises a clock generating unit, a data transmission unit, and a control unit. The clock generating unit is used for generating an operating clock, which determines a transmission frequency. The data transmission unit is used for connecting to a host and transmitting a plurality of data to the host or receiving the plurality of data from the host according to the operating clock. When the host or the data transmission unit detects transmission errors in the plurality of data, the host or the data transmission unit generates an error handling. The control unit generates an adjusting signal according to the error handling and transmits the adjusting signal to the clock generating unit for adjusting the transmission frequency of the operating clock.Type: ApplicationFiled: September 25, 2013Publication date: April 17, 2014Applicant: SITRONIX TECHNOLOGY CORP.Inventors: SHENG-HSUN LIN, CHENG-CHUNG YEH, CHUN-CHI YEH, CHIH-TE HUNG, WEI-CHIA SU
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Publication number: 20140098080Abstract: A driver circuit for dot inversion of liquid crystals includes a positive source supplying a first positive signal and a second positive signal; a negative source supplying a first negative signal and a second negative signal; a first selector unit connected with the sources to receive the first positive signal and the first negative signal; a second selector unit connected with the sources to receive the second positive signal and the second negative signal; a first source connected with the selection unit to alternatively output a first positive voltage and a first negative voltage; a second source connected with the selection unit to alternatively output a second positive voltage and a second negative voltage. When the first source outputs the first positive voltage, the second source outputs the second negative voltage. When the first source outputs the first negative voltage, the second source outputs the second positive voltage.Type: ApplicationFiled: December 13, 2013Publication date: April 10, 2014Applicant: SITRONIX TECHNOLOGY CORP.Inventors: TSUN-SEN LIN, CHENG-CHUNG YEH
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Publication number: 20130234989Abstract: The present invention relates to a touch panel with a discharging function, which comprises a scanning bus, a sensing bus, a control unit, and a discharging circuit. The scanning bus is used for scanning a touch frame. The sensing bus interleaves with the scanning bus, and senses at least a touched location on the touch frame. The control unit is coupled to the scanning bus and the sensing bus 20? for controlling them. The discharging circuit is coupled to the sensing bus or/and the scanning bus, and is controlled by the control unit for releasing the charges at the touched location or/and on the relevant path between the touched location and the buses. Thereby, by using a discharging circuit for releasing charges on the parasitic capacitor, the parasitic capacitance effect is avoided. Hence, the sensing accuracy of the touch panel is increased.Type: ApplicationFiled: April 29, 2013Publication date: September 12, 2013Applicant: SITRONIX TECHNOLOGY CORP.Inventors: CHIH-DE HUNG, CHENG-CHUNG YEH, TING-LONG KUO
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Patent number: 8299932Abstract: In a closed-loop monitoring system, a host device is operable to output encoded signals at a coupling side to a single transmission line. Each of monitoring devices includes: a current inducting generating unit generating induced encoded signals when the encoded signals pass through a signal current generating element coupled across an input side coupled to the transmission line; a control unit identifying a monitoring signal from the induced encoded signals generated by the current inducting generating unit; and a detecting unit detecting, in response to the monitoring signal, whether each of electronic devices coupled thereto is activated ox deactivated and transmitting a reply signal associated with states of the electronic devices to the transmission line based on a detection result made thereby. The host device receives the reply signal from each monitoring device through the transmission line and the coupling side to obtain state information associated with the electronic devices.Type: GrantFiled: August 6, 2009Date of Patent: October 30, 2012Assignee: HICO Technology Co., Ltd.Inventors: Yi-Lin Tang, Nan-Jan Huang, Ruei-Cheng Liu, Wang-Cheng Chen, Cheng-Chung Yeh
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Patent number: 8115723Abstract: The present invention relates to a driving circuit for a display panel, which comprises a pre-charge power supply, a pre-charge switch, a buffer circuit, and a plurality of resistive devices. The pre-charge switch is coupled between the pre-charge power supply and a capacitor of the display panel. The buffer circuit is used for buffering a data signal and producing a buffer signal. The plurality of resistive devices is connected in series and coupled to the buffer circuit, and produces a plurality of driving signals therebetween according to the buffer signal. The driving circuit first closes the pre-charge switch to make the pre-charge power supply charge the capacitor. Then, one of the plurality of driving signals charges the capacitor. Thereby, the driving time can be shortened, and power of the display can be saved by avoiding power consumption on resistors.Type: GrantFiled: March 30, 2009Date of Patent: February 14, 2012Assignee: Sitronix Technology Corp.Inventors: Der-Ju Hung, Cheng-Chung Yeh
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Patent number: 8115724Abstract: The present invention relates to a driving circuit for a display panel, and comprises a switching module, a buffer circuit, and a plurality of resistive devices. The switching module is coupled to a first power supply and a second power supply. The voltage of the first power supply is smaller than that of the second power supply. The buffer circuit is coupled to the switching module, and is used for buffering a data signal and producing a buffer signal. The plurality of resistive devices is connected in series and coupled to the buffer circuit, and produces a plurality of driving signals between the plurality of resistive devices according to the buffer signal. The driving circuit switches between the first power supply and second power supply sequentially to supply power to the buffer circuit. Thereby, one of the plurality of driving signals charges a capacitor of the display panel for saving power of the driving circuit. Accordingly, the power of the display can be saved.Type: GrantFiled: March 30, 2009Date of Patent: February 14, 2012Assignee: Sitronix Technology Corp.Inventors: Der-Ju Hung, Cheng-Chung Yeh
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Publication number: 20110037743Abstract: A driver circuit for dot inversion of liquid crystals includes a positive source supplying a first positive signal and a second positive signal; a negative source supplying a first negative signal and a second negative signal; a first selector unit connected with the sources to receive the first positive signal and the first negative signal; a second selector unit connected with the sources to receive the second positive signal and the second negative signal; a first source connected with the selection unit to alternatively output a first positive voltage and a first negative voltage; a second source connected with the selection unit to alternatively output a second positive voltage and a second negative voltage. When the first source outputs the first positive voltage, the second source outputs the second negative voltage. When the first source outputs the first negative voltage, the second source outputs the second positive voltage.Type: ApplicationFiled: June 2, 2010Publication date: February 17, 2011Inventors: Der-Ju Hung, Chun-Sheng Lin, Cheng-Chung Yeh