Patents by Inventor Der Liu
Der 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).
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Patent number: 12009029Abstract: A system is provided. The system includes a multiply-and-accumulate circuit and a local generator. The multiply-and-accumulate circuit is coupled to a memory array and generates a multiply-and-accumulate signal indicating a computational output of the memory array. The local generator is coupled to the memory array and generates at least one reference signal at a node in response to one of a plurality of global signals that are generated according to a number of the computational output. The local generator is further configured to generate an output signal according to the signal and a summation of the at least one reference signal at the node.Type: GrantFiled: March 16, 2023Date of Patent: June 11, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Yu-Der Chih, Meng-Fan Chang, May-Be Chen, Cheng-Xin Xue, Je-Syu Liu
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Patent number: 12004062Abstract: The present disclosure discloses a management system, including a docking station device and a backend server. The docking station device includes an interface, a hub controller, a System on a Chip (SoC) control circuit, and an Internet-of-Thing (IoT) transceiver circuit. The interface is configured to receive a signal of an electronic device. The hub controller is configured to manage signal transmission between the electronic device and a host computer. The SoC control circuit is configured to perform an operating system to determine the type of the electronic device. The backend server includes a permission data. When the interface receives the signal, the interface sends the signal to the hub controller, and the hub controller determines whether the electronic device has high transmission speed. If no, the hub controller allows the signal transmission between the electronic device and the host computer.Type: GrantFiled: August 4, 2021Date of Patent: June 4, 2024Assignee: GOOD WAY TECHNOLOGY CO., LTD.Inventors: Tsu-I Peng, Chang-Der Liu, Cheng-Kang Tsui
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Patent number: 11935620Abstract: A memory device for memory cell programming and erasing with refreshing operation is disclosed. The memory device includes multiple location-related memory cells and a refresh module. The location-related memory cells are coupled to a bit line on which a selecting voltage is applied. The refresh module rewrites a stored data of a first cell of the location-related memory cells to the first cell of the location-related memory cells in response to an operation count being smaller than a number N. N is related to the number of the location-related memory cells.Type: GrantFiled: June 21, 2021Date of Patent: March 19, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yue-Der Chih, Cheng-Hsiung Kuo, Gu-Huan Li, Chien-Yin Liu
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Publication number: 20240015491Abstract: The present disclosure discloses a management system, including an access point, a plurality of docking station devices, and a backend server. Each docking station device includes an interface, a sensor, a wireless sensor network transceiver circuit, a Wi-Fi transceiver circuit, and a control circuit. The interface is configured to couple electronic devices. The sensor is configured to measure a value. The wireless sensor network transceiver circuit is configured to receive and transmit data from and to the other docking station devices. The Wi-Fi transceiver circuit is configured to receive and transmit data from and to the access point. The backend serve is communicatively connected to the access point and one or several of the docking station devices. The docking station devices are communicatively connected to each other to form a mesh network.Type: ApplicationFiled: September 22, 2023Publication date: January 11, 2024Inventors: Tsu-I PENG, Chang-Der LIU, Cheng-Kang TSUI
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Publication number: 20230354001Abstract: The present disclosure discloses a management system, including a beacon tag device, a docking station device, and a backend server. The beacon tag device includes a wireless communication chip and a processor. The wireless communication chip is configured to send a beacon signal. The docking station device includes an interface, a sensor, a wireless sensor network transceiver circuit, a wireless network transceiver circuit, and a control circuit. The backend server is communicatively connected to the docking station device. When the sensor receives the beacon signal, the control circuit determines whether the RSSI of the beacon signal is greater than a beacon strength threshold. If yes, the docking station device sends a sign-in/sign-out signal to the backend server.Type: ApplicationFiled: July 9, 2023Publication date: November 2, 2023Inventors: Tsu-I PENG, Chang-Der LIU, Cheng-Kang TSUI
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Patent number: 11800338Abstract: The present disclosure discloses a management system, including an access point, a plurality of docking station devices, and a backend server. Each docking station device includes an interface, a sensor, a wireless sensor network transceiver circuit, a Wi-Fi transceiver circuit, and a control circuit. The interface is configured to couple electronic devices. The sensor is configured to measure a value. The wireless sensor network transceiver circuit is configured to receive and transmit data from and to the other docking station devices. The Wi-Fi transceiver circuit is configured to receive and transmit data from and to the access point. The backend serve is communicatively connected to the access point and one or several of the docking station devices. The docking station devices are communicatively connected to each other to form a mesh network.Type: GrantFiled: August 4, 2021Date of Patent: October 24, 2023Assignee: Good Way Technology Co., LTD.Inventors: Tsu-I Peng, Chang-Der Liu, Cheng-Kang Tsui
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Patent number: 11743701Abstract: The present disclosure discloses a management system, including a beacon tag device, a docking station device, and a backend server. The beacon tag device includes a wireless communication chip and a processor. The wireless communication chip is configured to send a beacon signal. The docking station device includes an interface, a sensor, a wireless sensor network transceiver circuit, a wireless network transceiver circuit, and a control circuit. The backend server is communicatively connected to the docking station device. When the sensor receives the beacon signal, the control circuit determines whether the RSSI of the beacon signal is greater than a beacon strength threshold. If yes, the docking station device sends a sign-in/sign-out signal to the backend server.Type: GrantFiled: August 4, 2021Date of Patent: August 29, 2023Assignee: Good Way Technology Co., LTD.Inventors: Tsu-I Peng, Chang-Der Liu, Cheng-Kang Tsui
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Publication number: 20220210627Abstract: The present disclosure discloses a management system, including a beacon tag device, a docking station device, and a backend server. The beacon tag device includes a wireless communication chip and a processor. The wireless communication chip is configured to send a beacon signal. The docking station device includes an interface, a sensor, a wireless sensor network transceiver circuit, a wireless network transceiver circuit, and a control circuit. The backend server is communicatively connected to the docking station device. When the sensor receives the beacon signal, the control circuit determines whether the RSSI of the beacon signal is greater than a beacon strength threshold. If yes, the docking station device sends a sign-in/sign-out signal to the backend server.Type: ApplicationFiled: August 4, 2021Publication date: June 30, 2022Inventors: Tsu-I PENG, Chang-Der LIU, Cheng-Kang TSUI
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Publication number: 20220210730Abstract: The present disclosure discloses a management system, including an access point, a plurality of docking station devices, and a backend server. Each docking station device includes an interface, a sensor, a wireless sensor network transceiver circuit, a Wi-Fi transceiver circuit, and a control circuit. The interface is configured to couple electronic devices. The sensor is configured to measure a value. The wireless sensor network transceiver circuit is configured to receive and transmit data from and to the other docking station devices. The Wi-Fi transceiver circuit is configured to receive and transmit data from and to the access point. The backend serve is communicatively connected to the access point and one or several of the docking station devices. The docking station devices are communicatively connected to each other to form a mesh network.Type: ApplicationFiled: August 4, 2021Publication date: June 30, 2022Inventors: Tsu-I PENG, Chang-Der LIU, Cheng-Kang TSUI
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Publication number: 20220206985Abstract: The present disclosure discloses a management system, including a docking station device and a backend server. The docking station device includes an interface, a hub controller, a System on a Chip (SoC) control circuit, and an Internet-of-Thing (IoT) transceiver circuit. The interface is configured to receive a signal of an electronic device. The hub controller is configured to manage signal transmission between the electronic device and a host computer. The SoC control circuit is configured to perform an operating system to determine the type of the electronic device. The backend server includes a permission data. When the interface receives the signal, the interface sends the signal to the hub controller, and the hub controller determines whether the electronic device has high transmission speed. If no, the hub controller allows the signal transmission between the electronic device and the host computer.Type: ApplicationFiled: August 4, 2021Publication date: June 30, 2022Inventors: Tsu-I PENG, Chang-Der LIU, Cheng-Kang TSUI
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Patent number: 10491852Abstract: A system and a method for activating a widget based on sound volume adjustment are provided. The system includes a remote controller, an electronic device and a display device. When a trigger button is pressed, the remote controller outputs a first sound volume adjusting signal to be transmitted to the display device through the electronic device to control the display device to adjust a sound volume of an original video signal to output a first sound source signal, and may output a reminder signal. When the trigger button is pressed again, the remote controller outputs a second sound volume adjusting signal for controlling a sound volume of the display device to adjust the first sound source signal to output a second sound source signal, the electronic device activates the widget and controls the display device to display an operation interface of the widget.Type: GrantFiled: January 14, 2019Date of Patent: November 26, 2019Assignee: GOOD WAY TECHNOLOGY CO., LTD.Inventors: I Hung, Chang-Der Liu, Yen-Ho Chen
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Publication number: 20180059488Abstract: A multi-domain vertical alignment display panel and a pixel structure are provided. The pixel structure includes three subpixels arranged in a row, wherein the three subpixels respectively consist of an upper alignment region and a lower alignment region. The upper alignment region and lower alignment region respectively include four subregions. Alignment directions of the upper and lower adjacent subregions as well as the left and right subregions are perpendicular to each other, and the alignment directions of any two adjacent subregions respectively located in the left and right adjacent subpixels are identical, so as to reduce dark lines between the left and right adjacent subpixels and increase light transmittance.Type: ApplicationFiled: February 26, 2016Publication date: March 1, 2018Inventors: Xin ZHANG, Yong ZHAO, Bing-der LIU
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Publication number: 20140031252Abstract: Compositions and methods are disclosed for the treatment and diagnosis of inflammatory diseases and disorders, including pulmonary diseases and fibrotic disorders, including COPD. The invention also provides means for predicting an increased risk of progression of COPD symptoms.Type: ApplicationFiled: July 16, 2013Publication date: January 30, 2014Inventors: Stephen I. Rennard, Tadashi Sato, Xiang-der Liu, Olaf Holz, Helgo Magnussen
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Patent number: 8486909Abstract: Compositions and methods are disclosed for the treatment and diagnosis of inflammatory diseases and disorders, including pulmonary diseases and fibrotic disorders, including COPD.Type: GrantFiled: June 24, 2010Date of Patent: July 16, 2013Assignee: Board of Regents of the University of NebraskaInventors: Stephen I. Rennard, Tadashi Sato, Xiang-der Liu, Olaf Holz, Helgo Magnussen
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Publication number: 20120121697Abstract: Compositions and methods are disclosed for the treatment and diagnosis of inflammatory diseases and disorders, including pulmonary diseases and fibrotic disorders, including COPD.Type: ApplicationFiled: June 24, 2010Publication date: May 17, 2012Inventors: Stephen I. Rennard, Tadashi Sato, Xiang-der Liu, Olaf Holz, Helgo Magnussen
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Publication number: 20120081343Abstract: A display array organization used in a display panel is provided. The display array includes a data line, a first scan line, a second scan line, a first pixel electrode, a second pixel electrode, a front-end switch and an intermediary switch. The first pixel electrode is connected to the data line with the front-end switch, and the second pixel electrode is connected to the first pixel electrode with the intermediary switch. The operation of the front-end switch and intermediary switch are controlled by the first and second scan line respectively. When only the front-end switch is activated, the first pixel electrode can receive the data signal from the data line. When both the front-end and intermediary switches are activated, the second pixel electrode can receive a data signal from the data line.Type: ApplicationFiled: December 14, 2011Publication date: April 5, 2012Applicant: AU OPTRONICS CORPORATIONInventors: Biing-Der Liu, Yu-Chieh Lin, Shan-Te Chen
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Publication number: 20070159444Abstract: A display array organization used in a display panel is provided. The display array includes a data line, a first scan line, a second scan line, a first pixel electrode, a second pixel electrode, a front-end switch and an intermediary switch. The first pixel electrode is connected to the data line with the front-end switch, and the second pixel electrode is connected to the first pixel electrode with the intermediary switch. The operation of the front-end switch and intermediary switch are controlled by the first and second scan line respectively. When only the front-end switch is activated, the first pixel electrode can receive the data signal from the data line. When both the front-end and intermediary switches are activated, the second pixel electrode can receive a data signal from the data line.Type: ApplicationFiled: August 14, 2006Publication date: July 12, 2007Applicant: AU OPTRONICS CORPORATIONInventors: Biing-Der Liu, Yu-Chieh Lin, Shan-Te Chen
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Patent number: 7102630Abstract: A display driving circuit. The circuit comprises a data driver outputting a first, second, third and fourth data signal through a data line, a scan driver outputting a first and second scan signal through a first and second scan line, a first, second, third and fourth display cell receiving the first, second, third and fourth data signal through the data line and receiving the first and second scan signal through the first and second scan line, a first switch coupling the first display cell to the data line when the first scan and data signals are asserted, and isolating them from each other when the first scan and second data signals are asserted, and a second switch coupling the third display cell to the data line when the second scan and third data signals are asserted, and isolating them from each other when the second scan and fourth data signals are asserted.Type: GrantFiled: April 11, 2003Date of Patent: September 5, 2006Assignee: AU Optronics Corp.Inventors: Biing-Der Liu, Jia-Fam Wong, Yao-Jen Hsieh
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Publication number: 20060171273Abstract: A method for compensating frequency response of an actuator in an optical disc drive is provided. The present invention utilizes the temperature sensor within the optical pick-up head to sense work temperature. When the work temperature rises to a presetting threshold value, the servo system will induce the appropriated equalizer to compensate the frequency response of the actuator according to this work temperature, such that the servo controlling of the optical disc drive can operate accurately both in the high temperature condition and in the low temperature condition.Type: ApplicationFiled: January 26, 2006Publication date: August 3, 2006Inventors: Chang-Der Liu, Chih-Chang Cheu, Chun-Cheng Chang, Chung-Ming Chen, Chien-Chang Wu
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Publication number: 20060140073Abstract: A method and apparatus for automatic adjustment procedure of optical drive are disclosed. The steps of the method include determining tracking error signals of the inner and the outer zone of the disk, respectively. A difference of the tracking error signal between the inner and the outer-diameter zones of the disk is calculated. The difference of the tracking error signal between the inner diameter and the outer diameter of the disc is compensated.Type: ApplicationFiled: December 23, 2005Publication date: June 29, 2006Inventors: Chang-Der Liu, Song-Ruei Chen, Rong-Son Jeng, Chih-Chang Cheu, Chun-Cheng Chang