Patents by Inventor Chia-Chi Chang
Chia-Chi Chang 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: 11615725Abstract: A display panel including horizontal signal lines, vertical signal lines intersecting the horizontal signal lines, first transmission lines and second transmission lines is provided. The horizontal signal lines are divided into a first horizontal signal line group and an adjacent second horizontal signal line group. Each of the first and second horizontal signal line groups includes N horizontal lines, wherein N is a positive integer. The first transmission lines are positioned at a first side of the vertical signal lines and respectively connected to the N horizontal signal lines in the first horizontal signal line group in a first tendency. The second transmission lines are positioned at a second, opposite side of the vertical signal lines and respectively connected to the N horizontal signal lines in the second horizontal signal line group in a second tendency. The first tendency is opposite to the second tendency.Type: GrantFiled: April 29, 2021Date of Patent: March 28, 2023Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Wei-Yueh Ku
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Patent number: 11602299Abstract: A method and a system for processing an electroencephalogram (EEG) signal are provided. The method for processing the EEG signal includes: performing a spike detection on the EEG signal to obtain a spike distribution waveform, performing an instantaneous frequency oscillation energy analysis on the EEG signal to obtain multiple energy distribution waveforms; performing a complexity analysis on the EEG signal to obtain a complexity change waveform, obtaining a determination result of a specified neural waveform based on the spike distribution waveform, the energy distribution waveforms, and the complexity change waveform, and outputting the determination result.Type: GrantFiled: June 16, 2020Date of Patent: March 14, 2023Assignee: A-Neuron Electronic CorporationInventors: Chia-Chi Chang, Pei-Chen Lin, Yue-Loong Hsin
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Patent number: 11551597Abstract: An electronic device including a substrate, a plurality of first signal lines, and a plurality of second signal lines is provided. The first signal lines are disposed on the substrate. Each of the first signal lines includes a first intersecting section and a first extending section. The first intersecting section each has a constant extending direction. The first intersecting section is connected to the first extending section, while the first intersecting section and the first extending section have different extending directions. The second signal lines are disposed on the substrate. Each of the second signal lines includes a second intersecting section. The second intersecting section each has a constant extending direction. The second signal lines intersect with the first signal lines to form a plurality of intersections on each of the first signal lines, and the intersections are located on the first intersecting sections.Type: GrantFiled: March 15, 2021Date of Patent: January 10, 2023Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Shu-Fen Tsai
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Patent number: 11439979Abstract: Provided is a method of making colloidal selenium nanoparticles. The method includes the steps as follows: Step (A): providing a reducing agent and an aqueous solution containing a selenium precursor; Step (B): mixing the aqueous solution containing the selenium precursor and the reducing agent to form a mixture solution in a reaction vessel and heating the mixture solution to undergo a reduction reaction and produce a composition containing selenium nanoparticles, residues and a gas, and guiding the gas out of the reaction vessel, wherein an amount of the residues is less than 20% by volume of the mixture solution; and Step (C): dispersing the selenium nanoparticles with a medium to obtain the colloidal selenium nanoparticles. The method has advantages of simplicity, safety, time-effectiveness, cost-effectiveness, high yield and eco-friendliness.Type: GrantFiled: July 23, 2020Date of Patent: September 13, 2022Assignee: TRIPOD NANO TECHNOLOGY CORPORATIONInventors: Chung-Jung Hung, Chun-Lun Chiu, Chia-Chi Chang, Hsin-Chang Huang, Teng-Chieh Hsu, Meng-Hsiu Chih, Jim-Min Fang
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Publication number: 20220152392Abstract: A method for generating stimulation parameters, an electrical stimulation control apparatus and an electrical stimulation system are provided. After receiving a brainwave signal, the brainwave signal is decomposed to obtain a first sub-signal and a second sub-signal. Then, the first sub-signal is analyzed to obtain an intrinsic frequency series, and the second sub-signal is converted to a Boolean signal. Subsequently, the intrinsic frequency series and the Boolean signal, which serve as a set of stimulation parameters, are outputted to the stimulator, enabling the stimulator to generate a stimulus signal.Type: ApplicationFiled: November 19, 2020Publication date: May 19, 2022Applicant: A-Neuron Electronic CorporationInventors: Chia-Chi Chang, Pei-Chen Lin, Cheng-Hsiang Cheng, Po-Huang Chen
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Publication number: 20220083111Abstract: A wireless sensing system includes a power supply unit, a control unit, a backup power unit, and a wake-up unit. The control unit includes a microprocessor. The microprocessor acts according to a forced shutdown instruction and transmits the forced shutdown instruction to the wake-up unit through an internal control pin in order for the wake-up unit to generate a forced shutdown clock matching the forced shutdown instruction, transmit the forced shutdown clock to the power supply unit, and thereby stop the power supply unit from generating electricity, and for the backup power unit to transmit the electricity stored therein to the wake-up unit and thereby enable the wake-up unit to maintain its basic electrically driven functions. The backup power unit can supply a small amount of electricity to sustain the basic electrically driven functions of the system.Type: ApplicationFiled: September 10, 2021Publication date: March 17, 2022Inventor: Chia-Chi CHANG
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Publication number: 20220079371Abstract: Disclosed are a steam cooking apparatus (1) and a steam cooking method.Type: ApplicationFiled: March 19, 2020Publication date: March 17, 2022Applicant: TEAM YOUNG TECHNOLOGY CO., LTD.Inventors: Pin-Chun Huang, Dy-Cheng Wang, Chia-Chi Chang
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Patent number: 11275418Abstract: A wireless sensing system includes a power supply unit, a control unit, a backup power unit, and a wake-up unit. The control unit includes a microprocessor. The microprocessor acts according to a forced shutdown instruction and transmits the forced shutdown instruction to the wake-up unit through an internal control pin in order for the wake-up unit to generate a forced shutdown clock matching the forced shutdown instruction, transmit the forced shutdown clock to the power supply unit, and thereby stop the power supply unit from generating electricity, and for the backup power unit to transmit the electricity stored therein to the wake-up unit and thereby enable the wake-up unit to maintain its basic electrically driven functions. The backup power unit can supply a small amount of electricity to sustain the basic electrically driven functions of the system.Type: GrantFiled: September 10, 2021Date of Patent: March 15, 2022Assignee: CHAOYANG UNIVERSITY OF TECHNOLOGYInventor: Chia-Chi Chang
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Patent number: 11269234Abstract: A reflective display device includes a thin-film transistor (TFT) array substrate, a front panel laminate (FPL), a front protection sheet, a back protection sheet, a light blocking layer, and a light source. The front panel laminate is located on the TFT array substrate, and has a transparent conductive layer and a display medium layer. The display medium layer is located between the transparent conductive layer and the TFT array substrate. The front protection sheet is located on the front panel laminate. The back protection sheet is located below the TFT array substrate. The light blocking layer at least covers a lateral surface of the back protection sheet. The light source faces toward a lateral surface of the front panel laminate, a lateral surface of the TFT array substrate, and the lateral surface of the back protection sheet.Type: GrantFiled: July 24, 2019Date of Patent: March 8, 2022Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Cheng-Hsien Lin
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Patent number: 11227557Abstract: The present disclosure provides a display device. The display device includes a substrate, a pixel array, a circuit bridge structure, a first trace region, a second trace region, and a display film layer. The pixel array is located on the substrate. The circuit bridge structure is located at one side of the pixel array. The first trace region is located between the pixel array and a first side of the circuit bridge structure. The second trace region is located at a second side opposite to the first side. The display film layer is located on the pixel array, and an orthogonal projection of the display film layer on the substrate is spaced apart from an orthogonal projection of the circuit bridge structure on the substrate.Type: GrantFiled: November 19, 2020Date of Patent: January 18, 2022Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen
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Publication number: 20210394157Abstract: Provided is a method of making colloidal selenium nanoparticles. The method includes the steps as follows: Step (A): providing a reducing agent and an aqueous solution containing a selenium precursor; Step (B): mixing the aqueous solution containing the selenium precursor and the reducing agent to form a mixture solution in a reaction vessel and heating the mixture solution to undergo a reduction reaction and produce a composition containing selenium nanoparticles, residues and a gas, and guiding the gas out of the reaction vessel, wherein an amount of the residues is less than 20% by volume of the mixture solution; and Step (C): dispersing the selenium nanoparticles with a medium to obtain the colloidal selenium nanoparticles. The method has advantages of simplicity, safety, time-effectiveness, cost-effectiveness, high yield and eco-friendliness.Type: ApplicationFiled: July 23, 2020Publication date: December 23, 2021Inventors: Chung-Jung HUNG, Chun-Lun CHIU, Chia-Chi CHANG, Hsin-Chang HUANG, Teng-Chieh HSU, Meng-Hsiu CHIH, Jim-Min FANG
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Publication number: 20210386311Abstract: A method and a system for processing an electroencephalogram (EEG) signal are provided. The method for processing the EEG signal includes: performing a spike detection on the EEG signal to obtain a spike distribution waveform, performing an instantaneous frequency oscillation energy analysis on the EEG signal to obtain multiple energy distribution waveforms; performing a complexity analysis on the EEG signal to obtain a complexity change waveform, obtaining a determination result of a specified neural waveform based on the spike distribution waveform, the energy distribution waveforms, and the complexity change waveform, and outputting the determination result.Type: ApplicationFiled: June 16, 2020Publication date: December 16, 2021Applicant: A-Neuron Electronic CorporationInventors: Chia-Chi Chang, Pei-Chen Lin, Yue-Loong Hsin
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Publication number: 20210375172Abstract: A display panel including horizontal signal lines, vertical signal lines intersecting the horizontal signal lines, first transmission lines and second transmission lines is provided. The horizontal signal lines are divided into a first horizontal signal line group and an adjacent second horizontal signal line group. Each of the first and second horizontal signal line groups includes N horizontal lines, wherein N is a positive integer. The first transmission lines are positioned at a first side of the vertical signal lines and respectively connected to the N horizontal signal lines in the first horizontal signal line group in a first tendency. The second transmission lines are positioned at a second, opposite side of the vertical signal lines and respectively connected to the N horizontal signal lines in the second horizontal signal line group in a second tendency. The first tendency is opposite to the second tendency.Type: ApplicationFiled: April 29, 2021Publication date: December 2, 2021Applicant: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Wei-Yueh Ku
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Publication number: 20210358371Abstract: An electronic device including a substrate, a plurality of first signal lines, and a plurality of second signal lines is provided. The first signal lines are disposed on the substrate. Each of the first signal lines includes a first intersecting section and a first extending section. The first intersecting section each has a constant extending direction. The first intersecting section is connected to the first extending section, while the first intersecting section and the first extending section have different extending directions. The second signal lines are disposed on the substrate. Each of the second signal lines includes a second intersecting section. The second intersecting section each has a constant extending direction. The second signal lines intersect with the first signal lines to form a plurality of intersections on each of the first signal lines, and the intersections are located on the first intersecting sections.Type: ApplicationFiled: March 15, 2021Publication date: November 18, 2021Applicant: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Shu-Fen Tsai
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Patent number: 11151724Abstract: An automatic detecting method and an automatic detecting apparatus using the same are provided. The automatic detecting apparatus includes an inputting unit, a dividing unit, a contouring unit, a range analyzing unit, a boundary analyzing unit, an edge detecting unit, an expanding unit and an overlapping unit. The dividing unit is used for dividing an overlooking image into four clusters via a clustering algorithm. The contouring unit is used for obtaining a contour. The range analyzing unit is used for obtaining a detecting range. The boundary analyzing unit is used for obtaining a circular boundary in the detecting range. The edge detecting unit is used for obtaining a plurality of edges in the circular boundary. The expanding unit is used for expanding the edges to obtain a plurality of expanded edges. The overlapping unit is used for overlapping the expanded edges and the contour to obtain a defect pattern.Type: GrantFiled: June 3, 2019Date of Patent: October 19, 2021Assignee: UNITED MICROELECTRONICS CORP.Inventors: Tzu-Ping Kao, Ching-Hsing Hsieh, Chia-Chi Chang, Ju-Te Chen, Chen-Hui Huang, Cheng-Hsien Chen
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Patent number: 11123564Abstract: An electrical stimulation controlling device and an electrical stimulation system are provided. In which, the electrical stimulation controlling device includes a receiving circuit and a controller coupled to the receiving circuit. The receiving circuit is configured to receive an ictal neural signal which is a signal obtained by a detector when a neural event has been occurring. The controller is further coupled to a stimulator and configured to: determine a time point to start an electrical stimulation according to the ictal neural signal after an onset of the neural event has been determined; and generate and transmit a control signal to the stimulator for providing the electrical stimulation according to the determined time point.Type: GrantFiled: May 30, 2019Date of Patent: September 21, 2021Assignee: A-Neuron Electronic CorporationInventors: Chia-Chi Chang, Pei-Chen Lin, Cheng-Hsiang Cheng
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Publication number: 20210235915Abstract: A steam cooking device which includes a pressure accumulating steam boiler and a steaming cabinet is disclosed. The pressure accumulating steam boiler heats liquid water and accumulates a steam having a pressure between 1.1 and 5.0 times atmospheric pressure. The steaming cabinet receives the steam from the pressure accumulating steam boiler to cook a foodstuff contained therein. To raise the temperature of a foodstuff accommodating chamber within the steaming cabinet from a room temperature to a cooking temperature, a WH1 amount of energy is consumed by an electricity-heat conversion unit in the pressure accumulating steam boiler. A foodstuff accommodating chamber within the steaming cabinet has a volume of V1. The steam cooking device satisfies V1/WH1?160. The cooking temperature is between 101° C. and 150° C. and is lower than or equal to the temperature of the steam when the steam is outputted from the pressure accumulating steam boiler.Type: ApplicationFiled: December 21, 2020Publication date: August 5, 2021Applicant: TEAM YOUNG TECHNOLOGY CO., LTD.Inventors: Chia-Chi Chang, Chao-Yu Hung
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Publication number: 20210150991Abstract: The present disclosure provides a display device. The display device includes a substrate, a pixel array, a circuit bridge structure, a first trace region, a second trace region, and a display film layer. The pixel array is located on the substrate. The circuit bridge structure is located at one side of the pixel array. The first trace region is located between the pixel array and a first side of the circuit bridge structure. The second trace region is located at a second side opposite to the first side. The display film layer is located on the pixel array, and an orthogonal projection of the display film layer on the substrate is spaced apart from an orthogonal projection of the circuit bridge structure on the substrate.Type: ApplicationFiled: November 19, 2020Publication date: May 20, 2021Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN
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Patent number: D932702Type: GrantFiled: December 8, 2018Date of Patent: October 5, 2021Assignee: YCC PRODUCTS INC.Inventor: Chia-Chi Chang
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Patent number: D971948Type: GrantFiled: September 2, 2020Date of Patent: December 6, 2022Assignee: VIVOTEK INC.Inventors: Kuan-Hung Chen, Kai-Sheng Chuang, Chia-Chi Chang, Yu-Fang Huang, Kai-Ting Yu, Wen-Chun Chen