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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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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Publication number: 20200411561Abstract: A display apparatus includes a wireless transmission unit and a display panel. The display panel includes a substrate, a plurality of pixel units and a signal line. The substrate includes a display region and a periphery region. The periphery region surrounds the display region. The pixel units are disposed on the display region. Each of the pixel units includes an active device and a pixel electrode. The active device is electrically connected to the pixel electrode. The signal line is on the periphery region. As viewed from a top view, the signal line has an annular shape having a gap and surrounds the display region.Type: ApplicationFiled: June 22, 2020Publication date: December 31, 2020Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN, Bo-Tsang HUANG, Wei-Yueh KU
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Patent number: 10879601Abstract: A wearable electronic device includes a middle frame, a metallic side wall, a dielectric element, and a antenna wiring circuit. The metallic side wall is disposed at one side of the middle frame and has a slot. The dielectric element is disposed at the slot and electrically isolates the metallic side wall and the middle frame. The antenna wiring circuit is disposed at the dielectric element and comprises a antenna pattern. The antenna pattern comprises first and second metal portions. The first metal portion comprises a slit surrounded by first to third segments. The first segment has a signal feeding terminal. The second metal portion is connected to the third segment and is located in the slit. The metallic side wall performs coupled resonant with the first metal portion and the second metal portion to generate a resonant frequency band.Type: GrantFiled: October 12, 2017Date of Patent: December 29, 2020Assignee: PEGATRON CORPORATIONInventors: Chien-Yi Wu, Ching-Hsiang Ko, Chao-Hsu Wu, Yu-Yi Chu, Chia-Chi Chang
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Publication number: 20200376277Abstract: 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: ApplicationFiled: May 30, 2019Publication date: December 3, 2020Applicant: A-Neuron Electronic CorporationInventors: Chia-Chi Chang, Pei-Chen Lin, Cheng-Hsiang Cheng
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Publication number: 20200380693Abstract: 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: ApplicationFiled: June 3, 2019Publication date: December 3, 2020Inventors: Tzu-Ping KAO, Ching-Hsing HSIEH, Chia-Chi CHANG, Ju-Te CHEN, Chen-Hui HUANG, Cheng-Hsien CHEN
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Publication number: 20200320276Abstract: Disclosed is an information processing system and method, applicable to an environment of two-dimensional image/three-dimensional object recognition using artificial intelligence AI. When using the information processing system of the present invention to perform an information processing method, a data processing operation is performed to determine the event status of the two-dimensional image/three-dimensional stereo information.Type: ApplicationFiled: March 30, 2020Publication date: October 8, 2020Inventor: Chia-Chi Chang
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Publication number: 20200322293Abstract: Disclosed is an information processing system and method, applicable to the network real-time messaging software environment. When using the information processing system of the present invention to perform an information processing method, the first step is to perform an initial operation to connect at least one real-time messaging software to the network. Then, the step is to perform a service action to proceed the message service of dialogue information and/or exchange information between each other by utilizing the dialog box of the user interface of the at least one real-time messaging software, or to proceed the business services provided by one party of the at least two users for the other party. The present invention not only can provide the message service of dialogue and/or exchange information between different users using the same real-time messaging software, but also between different users using the different real-time messaging software.Type: ApplicationFiled: March 27, 2020Publication date: October 8, 2020Inventor: Chia-Chi Chang
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Publication number: 20200310799Abstract: Various examples with respect to compiler-allocated special registers that resolve data hazards with reduced hardware complexity are described. A processor includes a plurality of hardware components arranged in in an instruction set architecture. The processor allocates one or more forwarding registers with respect to the execution of an instruction. The processor also performs arithmetic operations based on the instruction with data input from multiple ways of the instruction set architecture such that the one or more forwarding registers is utilized for data forwarding between the multiple ways of the instruction set architecture.Type: ApplicationFiled: March 27, 2019Publication date: October 1, 2020Inventors: Wei-Che Hsu, Chia-Chi Chang, Chia-Hsien Chou
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Publication number: 20200281492Abstract: The present invention discloses a brain activity analysis method and apparatus, which is based on a nonlinear waveform decomposition technology, wherein the changes of the intrinsic features in brain waves are decomposed and demodulated to extract the modulation signals of the components, including the frequency-modulation signals and the amplitude-modulation signals. The present invention further uses a feature mask to determine whether to proceed further decomposition and demodulation of the extracted modulation signals. If not, the multidimensional changes of the intrinsic features are obtained according to the feature mask. Then, quantitation and identification is performed to obtain the status of brain function. The present invention not only effectively increases the accuracy of the identification but also uses the feature mask to obviously reduce the complexity and the load of computation.Type: ApplicationFiled: May 21, 2020Publication date: September 10, 2020Inventors: CHIA-CHI CHANG, PEI-CHEN LIN
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Publication number: 20200225551Abstract: 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: ApplicationFiled: July 24, 2019Publication date: July 16, 2020Inventors: Chia-Chi CHANG, Chih-Chun CHEN, Chi-Ming WU, Yi-Ching WANG, Jia-Hung CHEN, Cheng-Hsien LIN
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Patent number: 10709380Abstract: A method and an apparatus for pulse signal analyzing are provided. The method includes: receiving a pulse signal; decomposing the pulse signal into a plurality of characteristics signal; generating a spectrum for each of the plurality of characteristics signal by using a spectrum projection; obtaining a plurality of quantized data for each of the plurality of characteristics signal by quantizing the spectrum corresponding to each of the plurality of characteristics signal; and determining a physiological condition corresponding to the pulse signal according to the plurality of quantized data of the plurality of characteristics signal.Type: GrantFiled: February 7, 2017Date of Patent: July 14, 2020Assignee: Winbond Electronics Corp.Inventors: Chia-Chi Chang, Hung-Yi Hsu
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Patent number: 10712802Abstract: A wireless sensing device includes a wireless transmitter module, a microprocessor unit, and a wake-on unit. The wireless transmitter module is electrically connected to the microprocessor unit and the wake-on unit, respectively. The microprocessor unit is electrically connected to the wake-on unit. When the wireless transmitter module receives a sensing signal from outside and transmits it to the microprocessor unit, the microprocessor unit may enter a hibernation mode or a sleep mode from its previous on-duty mode depending on the level of the sensing signal. When the wireless transmitter module receives a wake-on signal from outside and transmits it to the wake-on unit, the wake-on unit generates a resume-from-hibernation command or a resume-from-sleep command for the microprocessor unit depending on the level of the wake-on signal so as to resume the microprocessor unit.Type: GrantFiled: April 19, 2018Date of Patent: July 14, 2020Assignee: CHAOYANG UNIVERSITY OF TECHNOLOGYInventor: Chia-Chi Chang
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Patent number: 10702175Abstract: The present invention discloses a brain activity analysis method and apparatus, which is based on a nonlinear waveform decomposition technology, wherein the changes of the intrinsic features in brain waves are decomposed and demodulated to extract the modulation signals of the components, including the frequency-modulation signals and the amplitude-modulation signals. The present invention further uses a feature mask to determine whether to proceed further decomposition and demodulation of the extracted modulation signals. If not, the multidimensional changes of the intrinsic features are obtained according to the feature mask. Then, quantitation and identification is performed to obtain the status of brain function. The present invention not only effectively increases the accuracy of the identification but also uses the feature mask to obviously reduce the complexity and the load of computation.Type: GrantFiled: July 6, 2017Date of Patent: July 7, 2020Assignee: A-Neuron Electronic Corp.Inventors: Chia-Chi Chang, Pei-Chen Lin
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Publication number: 20200155080Abstract: A method for neurological event detection is provided and include: obtaining a neural oscillation signal and extracting a plurality of features from the neural oscillation signal; obtaining a plurality of classification results corresponding to a plurality of times according to the plurality of features by using a classification model constructed based on a plurality of training data, wherein whether a neurological event occurs is known in each training data; and calculating a final determination result corresponding to each of a plurality of evaluation time windows according to a preset time window width and the plurality of classification results and displaying the final determination result. The final determination result indicates whether the neurological event occurs. Each evaluation time window corresponds to a plurality of classification results and one single final determination result.Type: ApplicationFiled: January 17, 2019Publication date: May 21, 2020Applicant: A-Neuron Electronic CorporationInventors: Chia-Chi Chang, Pei-Chen Lin, Yue-Loong Hsin
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Patent number: 10606253Abstract: A method of monitoring a processing system for processing a substrate is provided. The method includes the following steps: acquiring data from the processing system for a plurality of parameters, the data including a plurality of data values; grouping the parameters into a plurality of sub-groups, each of the sub-groups including a plurality of correlated parameters; constructing a principle components analysis (PCA) model from the data values for the correlated parameters in a first one of the sub-groups, including normalizing the data values in the first one of the sub-groups with a first weighting factor and a second weighting factor, wherein the first weighting factor is different from the second weighting factor; and determining a statistical quantity using the PCA model.Type: GrantFiled: February 8, 2017Date of Patent: March 31, 2020Assignee: UNITED MICROELECTRONICS CORP.Inventors: Lian-Hua Shih, Chia-Chi Chang, Li-Ting Lin, Ching-Hsing Hsieh, Feng-Chi Chung, Meng-Chih Chang, Ming-Tung Wang, Chiu-Ping Chang, Yung-Yu Yang
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Patent number: 10572975Abstract: A method for providing a user interface to stitch surveillance images of a scene is applied to an electronic device and includes providing a master camera and a slave camera for monitoring two surveillance regions of the scene, providing an identical feature in an overlapped area between the two surveillance regions to make the identical feature present in a master image captured by the master camera for one surveillance region and a slave image captured by the slave camera for the other surveillance region, the electronic device displaying the user interface, and the electronic device stitching the master image and the slave image according to the identical feature when a stitching function is triggered. The user interface has a master image zone displaying the master image, a stitching zone displaying the slave image, and a stitched zone displaying a stitched image for the master and slave images.Type: GrantFiled: July 2, 2018Date of Patent: February 25, 2020Assignee: VIVOTEK INC.Inventors: Chia-Chi Chang, Yi-Hsuen Shih, Nian-Ci Lan
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Patent number: 10516205Abstract: A wearable electronic device is disclosed. Wearable electronic device includes a casing, a dielectric component and an antenna wired circuit. The casing includes a metal bottom, a first metal sidewall connected to the metal bottom, a connection structure disposed at the first metal sidewall, and a second metal sidewall adjacent to the metal bottom and the first metal sidewall with a gap. The dielectric component is installed at the gap to electrically isolate the second metal sidewall from the first metal sidewall and the metal bottom. The antenna wired circuit is disposed at the dielectric component and electrically coupled to the second metal sidewall for resonating to generate a resonance band with the second metal sidewall.Type: GrantFiled: April 21, 2017Date of Patent: December 24, 2019Assignee: PEGATRON CORPORATIONInventors: Chien-Yi Wu, Chao-Hsu Wu, Shih-Keng Huang, Ya-Jyun Li, Chia-Chi Chang
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Patent number: 10511079Abstract: An antenna structure including a conductive housing, a substrate, a ground element and a radiation element is provided. The conductive housing includes an open slot and a conductive segment adjacent to each other. The radiation element is disposed on a first surface of the substrate and is electrically connected to the ground element. A second surface of the substrate faces the open slot and the conductive segment. The ground element is electrically connected to the conductive housing. The radiation element has a feeding point and forms a first path. An orthogonal projection of the radiation element on the conductive housing is partially overlapping with the conductive segment such that the conductive housing and the radiation element form a second path. The antenna structure operates in a first band and a second band through the first path and the second path.Type: GrantFiled: February 13, 2018Date of Patent: December 17, 2019Assignee: PEGATRON CORPORATIONInventors: Chien-Yi Wu, Ya-Jyun Li, Yu-Yi Chu, Chao-Hsu Wu, Ching-Hsiang Ko, Chia-Chi Chang
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Patent number: 10431881Abstract: A dual band printed antenna that includes a substrate including a first and a second surfaces opposite to each other and conductive holes, a first and a second drivers, a first and a second reflectors and a transmission line is provided. The first driver is disposed on the first surface to generate a radiation pattern of a first frequency band. The first reflector is disposed on the first surface and apart from the first driver. The second driver is disposed on the second surface to generate a radiation pattern of a second frequency band and electrically coupled to the first driver through the conductive holes. The reflector is disposed on the second surface, corresponding to a position of the first driver and apart from the second driver. The transmission line is disposed on the first surface and coupled to a feeding point and a ground point of the first driver.Type: GrantFiled: January 20, 2017Date of Patent: October 1, 2019Assignee: PEGATRON CORPORATIONInventors: Chien-Yi Wu, Shih-Keng Huang, Chao-Hsu Wu, Ya-Jyun Li, Chia-Chi Chang
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Patent number: 10416396Abstract: A photoelectric conversion module comprises an optical bench having at least one lens array; a circuit board having conductive trace formed on the circuit board, configured on the optical bench; at least one optical element flip-chip packaged on the circuit board to couple to the conductive trace; and an optical waveguide having an optical reflection structure, wherein the at least one lens array aligns to the optical reflection structure or the at least one optical element.Type: GrantFiled: August 21, 2017Date of Patent: September 17, 2019Assignee: AQUAOPTICS CORP.Inventor: Chia-Chi Chang