Patents by Inventor Chih-Chieh Wang
Chih-Chieh Wang 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: 11664390Abstract: An electronic device is provided. The electronic device includes a supporting substrate, a flexible substrate disposed on the supporting substrate, a first conductive layer disposed on the flexible substrate, a second conductive layer disposed on the first conductive layer, a plurality of organic elements disposed between the first conductive layer and the second conductive layer, and an opening passing through the supporting substrate and exposing a portion of the flexible substrate. The first conductive layer alternately contacts the second conductive layer and the plurality of organic elements.Type: GrantFiled: December 2, 2020Date of Patent: May 30, 2023Assignee: INNOLUX CORPORATIONInventors: Ti-Chung Chang, Chih-Chieh Wang, Chien-Chih Chen
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Publication number: 20230071502Abstract: A dual-band transform circuit structure includes a first transmission line, a second transmission line, and a conductive layer. The first transmission line has a first input terminal, a first output terminal, and a second output terminal. The second transmission line has a second input terminal, a third input terminal, a third output terminal, and a fourth output terminal. The second input terminal is coupled to the first output terminal, and the third input terminal is coupled to the second output terminal. The conductive layer is stacked with the first transmission and the second transmission line. The conductive layer includes a first hollow pattern. The first hollow pattern and the second transmission line are overlapped in a top view.Type: ApplicationFiled: September 7, 2022Publication date: March 9, 2023Inventors: TZU-HAO HSIEH, CHIH-CHIEH WANG
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Publication number: 20230035179Abstract: A display panel and a spliced display are provided. The display panel includes a substrate, a plurality of light-emitting elements, a driving circuit, and an optical sensor. The substrate includes a through hole, and the through hole includes a hole. The plurality of the light-emitting elements are disposed on the substrate. The through hole is located in a region between two of the plurality of the light-emitting elements. The driving circuit is disposed on the substrate and electrically connected to the plurality of the light-emitting elements. The optical sensor is disposed corresponding to the through hole and receives sensing light through the hole. The width W of the hole meets the equation of H?W<D. H is the depth of the hole, and D is the distance between the two of the plurality of the light-emitting elements.Type: ApplicationFiled: October 7, 2022Publication date: February 2, 2023Applicant: Innolux CorporationInventors: Chin-Lung Ting, Chien-Chih Chen, Ti Chung Chang, Chih-Chieh Wang, Jenhung Li
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Patent number: 11501701Abstract: A display panel and a spliced display are provided. The display panel includes a substrate, a plurality of light-emitting elements, a driving circuit, and an optical sensor. The substrate includes a through hole, and the through hole includes a hole. The plurality of the light-emitting elements are disposed on the substrate. The through hole is located in a region between two of the plurality of the light-emitting elements. The driving circuit is disposed on the substrate and electrically connected to the plurality of the light-emitting elements. The optical sensor is disposed corresponding to the through hole and receives sensing light through the hole. The width W of the hole meets the equation of H?W<D. H is the depth of the hole, and D is the distance between the two of the plurality of the light-emitting elements.Type: GrantFiled: May 4, 2021Date of Patent: November 15, 2022Assignee: Innolux CorporationInventors: Chin-Lung Ting, Chien-Chih Chen, Ti Chung Chang, Chih-Chieh Wang, Jenhung Li
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Patent number: 11418223Abstract: The present disclosure provides a dual-band transformer structure, which is suitable for at least two frequencies. The dual-band transformer structure includes a metal layer, a first transmission line, a second transmission line, and a third transmission line. The first transmission line and the second transmission line are disposed on the metal layer. A first end of the second transmission line is coupled to a second end of the first transmission line. A second end of the second transmission line is aligned with an edge of the metal layer, and a first end of the third transmission line is coupled to the second end of the second transmission line. The third transmission line extends away from the edge.Type: GrantFiled: May 15, 2020Date of Patent: August 16, 2022Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Tzu-Hao Hsieh, Chih-Chieh Wang
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Publication number: 20210375199Abstract: A display panel and a spliced display are provided. The display panel includes a substrate, a plurality of light-emitting elements, a driving circuit, and an optical sensor. The substrate includes a through hole, and the through hole includes a hole. The plurality of the light-emitting elements are disposed on the substrate. The through hole is located in a region between two of the plurality of the light-emitting elements. The driving circuit is disposed on the substrate and electrically connected to the plurality of the light-emitting elements. The optical sensor is disposed corresponding to the through hole and receives sensing light through the hole. The width W of the hole meets the equation of H?W<D. H is the depth of the hole, and D is the distance between the two of the plurality of the light-emitting elements.Type: ApplicationFiled: May 4, 2021Publication date: December 2, 2021Applicant: Innolux CorporationInventors: Chin-Lung Ting, Chien-Chih Chen, Ti Chung Chang, Chih-Chieh Wang, Jenhung Li
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Patent number: 11190225Abstract: The application discloses a transmitter with self-interference calibration ability, including: a signal generation unit for generating a signal; a CORDIC for generating an amplitude modulation signal and a phase modulation signal according to the signal; phase processing unit, for generating a frequency signal according to the phase modulation signal; a DPLL, including: a DCO, self-interference calibration unit, for generating phase compensation according to the signal, a phase difference and a reference clock; and a DCO control generation unit; and an output unit, for generating an output signal according to the amplitude modulation signal and a DCO output signal.Type: GrantFiled: September 30, 2020Date of Patent: November 30, 2021Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventor: Chih-Chieh Wang
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Publication number: 20210328607Abstract: The application discloses a transmitter with self-interference calibration ability, including: a signal generation unit for generating a signal; a CORDIC for generating an amplitude modulation signal and a phase modulation signal according to the signal; phase processing unit, for generating a frequency signal according to the phase modulation signal; a DPLL, including: a DCO, self-interference calibration unit, for generating phase compensation according to the signal, a phase difference and a reference clock; and a DCO control generation unit; and an output unit; for generating an output signal according to the amplitude modulation signal and a DCO output signal.Type: ApplicationFiled: September 30, 2020Publication date: October 21, 2021Inventor: CHIH-CHIEH WANG
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Publication number: 20210082970Abstract: An electronic device is provided. The electronic device includes a supporting substrate, a flexible substrate disposed on the supporting substrate, a first conductive layer disposed on the flexible substrate, a second conductive layer disposed on the first conductive layer, a plurality of organic elements disposed between the first conductive layer and the second conductive layer, and an opening passing through the supporting substrate and exposing a portion of the flexible substrate. The first conductive layer alternately contacts the second conductive layer and the plurality of organic elements.Type: ApplicationFiled: December 2, 2020Publication date: March 18, 2021Inventors: Ti-Chung CHANG, Chih-Chieh WANG, Chien-Chih CHEN
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Publication number: 20210050871Abstract: The present disclosure provides a dual-band transformer structure, which is suitable for at least two frequencies. The dual-band transformer structure includes a metal layer, a first transmission line, a second transmission line, and a third transmission line. The first transmission line and the second transmission line are disposed on the metal layer. A first end of the second transmission line is coupled to a second end of the first transmission line. A second end of the second transmission line is aligned with an edge of the metal layer, and a first end of the third transmission line is coupled to the second end of the second transmission line. The third transmission line extends away from the edge.Type: ApplicationFiled: May 15, 2020Publication date: February 18, 2021Inventors: Tzu-Hao HSIEH, Chih-Chieh WANG
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Patent number: 10891847Abstract: Examples herein disclose an apparatus. The apparatus includes a network interface controller (NIC) port to be dedicated to a management functionality of a server. The apparatus also includes a light emitting diode (LED), coupled to the NIC port, to provide a visible indication that the NIC port is dedicated to the management functionality of the server.Type: GrantFiled: May 14, 2019Date of Patent: January 12, 2021Assignee: Hewlett Packard Enterprise Development LPInventors: Min-Lung Ke, Peter Liao, Chun-Hua Huang, Chih-Chieh Wang, Yi-Hsun Chen
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Patent number: 10886307Abstract: The present disclosure is related to an electronic device that includes a display area and a non-display area. The electronic device includes a supporting substrate, a flexible substrate, a first organic insulating layer, a first conductive layer, a second conductive layer, a second organic insulating layer, and a resilient structure. The flexible substrate is disposed on the supporting substrate. The first organic insulating layer is disposed on the flexible substrate. The first conductive layer is disposed on the first organic insulating layer. The second conductive layer is disposed on the first conductive layer. The second organic insulating layer is disposed on the second conductive layer. The resilient structure includes resilient elements disposed between the first conductive layer and the second conductive layer. The first conductive layer alternately contacts the second conductive layer and the resilient elements.Type: GrantFiled: April 22, 2019Date of Patent: January 5, 2021Assignee: INNOLUX CORPORATIONInventors: Ti-Chung Chang, Chih-Chieh Wang, Chien-Chih Chen
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Patent number: 10715203Abstract: The present invention discloses a wireless transceiver capable of offsetting internal signal leakage. The wireless transceiver includes a transmission circuit, a reception circuit and a calibration circuit. The calibration circuit generates a first estimation signal according to the difference between a test signal and a reception digital signal passing through a standard path, generates a second estimation signal according to the difference between the test signal and a reception digital signal passing through a leakage path, and then determines N coefficient(s) of a calibration filter according to the difference between the first estimation signal and the second estimation signal. Therefore, the calibration circuit including the calibration filter can output a calibration signal to the reception circuit to offset at least a part of the signal leakage from the transmission circuit to the reception circuit.Type: GrantFiled: June 17, 2019Date of Patent: July 14, 2020Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventor: Chih-Chieh Wang
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Publication number: 20200044684Abstract: The present invention discloses a wireless transceiver capable of offsetting internal signal leakage. The wireless transceiver includes a transmission circuit, a reception circuit and a calibration circuit. The calibration circuit generates a first estimation signal according to the difference between a test signal and a reception digital signal passing through a standard path, generates a second estimation signal according to the difference between the test signal and a reception digital signal passing through a leakage path, and then determines N coefficient(s) of a calibration filter according to the difference between the first estimation signal and the second estimation signal. Therefore, the calibration circuit including the calibration filter can output a calibration signal to the reception circuit to offset at least a part of the signal leakage from the transmission circuit to the reception circuit.Type: ApplicationFiled: June 17, 2019Publication date: February 6, 2020Inventor: CHIH-CHIEH WANG
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Publication number: 20190355761Abstract: The present disclosure is related to an electronic device that includes a display area and a non-display area. The electronic device includes a supporting substrate, a flexible substrate, a first organic insulating layer, a first conductive layer, a second conductive layer, a second organic insulating layer, and a resilient structure. The flexible substrate is disposed on the supporting substrate. The first organic insulating layer is disposed on the flexible substrate. The first conductive layer is disposed on the first organic insulating layer. The second conductive layer is disposed on the first conductive layer. The second organic insulating layer is disposed on the second conductive layer. The resilient structure includes resilient elements disposed between the first conductive layer and the second conductive layer. The first conductive layer alternatively contacts the second conductive layer and the resilient elements.Type: ApplicationFiled: April 22, 2019Publication date: November 21, 2019Inventors: Ti-Chung CHANG, Chih-Chieh WANG, Chien-Chih CHEN
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Publication number: 20190279484Abstract: Examples herein disclose an apparatus. The apparatus includes a network interface controller (NIC) port to be dedicated to a management functionality of a server. The apparatus also includes a light emitting diode (LED), coupled to the NIC port, to provide a visible indication that the NIC port is dedicated to the management functionality of the server.Type: ApplicationFiled: May 14, 2019Publication date: September 12, 2019Inventors: Min-Lung Ke, Peter Liao, Chun-Hua Huang, Chih-Chieh Wang, Yi-Hsun Chen
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Patent number: 10374643Abstract: A transmitter with compensating mechanism of pulling effect includes an output unit and a correction unit. The output unit mixes a first correction signal and a second correction signal according to an oscillating signal to generate a modulated signal, and to amplify the modulated signal to generate a first output signal. The correction unit analyzes the power of the first output signal to generate a first coefficient and a second coefficient, and generate the first correction signal and the second correction signal according to the first coefficient, the second coefficient, an in-phase data signal, and a quadrature data signal.Type: GrantFiled: December 26, 2016Date of Patent: August 6, 2019Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Wen-Shan Wang, Yuan-Shuo Chang, Chih-Chieh Wang
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Patent number: 10319211Abstract: Examples herein disclose an apparatus. The apparatus includes a network interface controller (NIC) port to be dedicated to a management functionality of a server. The apparatus also includes a light emitting diode (LED), coupled to the NIC port, to provide a visible indication that the NIC port is dedicated to the management functionality of the server.Type: GrantFiled: November 11, 2015Date of Patent: June 11, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Min-Lung Ke, Peter Liao, Chun-Hua Huang, Chih-Chieh Wang, Yi-Hsun Chen
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Publication number: 20180322761Abstract: Examples herein disclose an apparatus. The apparatus includes a network interface controller (NIC) port to be dedicated to a management functionality of a server. The apparatus also includes a light emitting diode (LED), coupled to the NIC port, to provide a visible indication that the NIC port is dedicated to the management functionality of the server.Type: ApplicationFiled: November 11, 2015Publication date: November 8, 2018Inventors: Min-Lung Ke, Peter Liao, Chun-Hua Huang, Chih-Chieh Wang, Yi-Hsun Chen
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Patent number: 9992831Abstract: A backlight device includes a number of light emitting strings, a number of switch units, a first control unit and a second control unit. Each of the light emitting strings includes a number of light emitting units connected in series. The light emitting strings are configured to be driven by electric power to emit light. One of the switch units serves as a reference switch unit. The first control unit is configured to adjust a voltage level of the control terminal of the reference switch unit according to a voltage level of the reference node. The second control unit is configured to instruct the first control unit to set the voltage levels of the control terminal of each of the switch units and the electric power according to pre-calibration data corresponding to the illumination type of the backlight device.Type: GrantFiled: May 1, 2017Date of Patent: June 5, 2018Assignee: AMTRAN TECHNOLOGY CO., LTD.Inventors: Kai-Ti Tu, Chih-Chieh Wang