Patents by Inventor Chien-Chang Chen
Chien-Chang Chen 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: 20250030337Abstract: A circuit of a resonant power converter comprising: a high-side switch and a low-side switch, coupled to form a half-bridge switching circuit which is configured to switch a transformer for generating an output voltage; a high-side drive circuit, generating a high-side drive signal coupled to drive the high-side switch in response to a high-side control signal; a bias voltage, coupled to a bootstrap diode and a bootstrap capacitor providing a power source from the bootstrap capacitor for the high-side drive circuit; wherein the high-side drive circuit generates the high-side drive signal with a fast slew rate to turn on the high-side switch when the high-side switch is to be turned on with soft-switching; the high-side drive circuit generates the high-side drive signal with a slow slew rate to turn on the high-side switch when the high-side switch is to be turned on without soft-switching.Type: ApplicationFiled: February 6, 2024Publication date: January 23, 2025Inventors: Kun-Yu Lin, Hsin-Yi Wu, Yu-Chang Chen, Fu-Ciao Syu, Chia-Hsien Yang, Chien-Fu Tang, Ta-Yung Yang
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Patent number: 12205998Abstract: A device includes a substrate. A first channel region of a first transistor overlies the substrate and a source/drain region is in contact with the first channel region. The source/drain region is adjacent to the first channel region along a first direction, and the source/drain region has a first surface opposite the substrate and side surfaces extending from the first surface. A dielectric fin structure is adjacent to the source/drain region along a second direction that is transverse to the first direction, and the dielectric fin structure has an upper surface, a lower surface, and an intermediate surface that is disposed between the upper and lower surfaces. A silicide layer is disposed on the first surface and the side surfaces of the source/drain region and on the intermediate surface of the dielectric fin structure.Type: GrantFiled: January 14, 2022Date of Patent: January 21, 2025Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Shih-Cheng Chen, Zhi-Chang Lin, Jung-Hung Chang, Chien-Ning Yao, Tsung-Han Chuang, Kuo-Cheng Chiang, Chih-Hao Wang
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Publication number: 20240168818Abstract: A computing task dispatching method, a terminal electronic device and a computing system using the same are provided. The computing task dispatching method includes the following steps. At least one terminal electronic device monitors a terminal hardware resource usage information of a plurality of sub-tasks. According to the terminal hardware resource usage information, a work dispatching decision is determined to dispatch the sub-tasks to the terminal electronic device or an edge server. The work dispatching decision is used to increase or maximize a utilization rate of the terminal electronic device. The work dispatching decisions is executed.Type: ApplicationFiled: December 21, 2022Publication date: May 23, 2024Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chen-Chia HSU, Che-Wei SUNG, Chien-Chang CHEN
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Patent number: 11985427Abstract: A display device includes a display module and a camera module. The camera module includes a first housing, a second housing and a camera unit. The first housing is movably disposed on the display module. The second housing is separably connected to the first housing. The camera unit is disposed on the second housing. The second housing is able to move with the first housing in relative to the display module, such that the camera unit is exposed from the display module or hidden in the display module. When the second housing is separated from the first housing, the second housing is able to rotate in relative to the first housing, so as to adjust an orientation of the camera unit.Type: GrantFiled: June 15, 2022Date of Patent: May 14, 2024Assignees: Inventec (Pudong) Technology Corp., Inventec CorporationInventors: Chien-Chang Chen, Chin-Yi Lin, Chia-Chen Chen, Chi-Zen Peng
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Patent number: 11969727Abstract: Present invention is related to a tumor microenvironment on chip or a biochip for cell therapy having a carrier, a first cell or tissue culture area and a second cell or tissue area imbedded within the carrier. The present invention provides a biochip successfully cooperating micro fluidic technology and cell culture achieving the goal for detecting or testing the function of cell therapy for cancer or tumor.Type: GrantFiled: October 22, 2021Date of Patent: April 30, 2024Assignees: China Medical University, China Medical University HospitalInventors: Yi-Wen Chen, Ming-You Shie, Der-Yang Cho, Shao-Chih Chiu, Kai-Wen Kan, Chien-Chang Chen
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Publication number: 20240097039Abstract: The present disclosure describes a semiconductor device having a crystalline high-k dielectric layer. The semiconductor structure includes a fin structure on a substrate, a gate dielectric layer on the fin structure, and a gate structure on the gate dielectric layer. A top portion of the gate dielectric layer is crystalline and includes a crystalline high-k dielectric material.Type: ApplicationFiled: March 22, 2023Publication date: March 21, 2024Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventor: Chien-Chang CHEN
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Publication number: 20240031635Abstract: An audio-visual managing system, applied to at least one data receiving circuit which receives audio-visual data and outputs processed audio-visual data, each of the data receiving circuit comprising a tuner or a demodulator, the audio-visual managing system comprising: a plurality of transmitting circuits, configured to stream the processed audio-visual data; wherein the processed audio-visual data output by a first data receiving circuit of the data receiving circuit can be used by a first transmitting circuit and a second transmitting circuit of the transmitting circuits simultaneously, when the first transmitting circuit and the second transmitting circuit receive the processed audio-visual data output by the first data receiving circuit.Type: ApplicationFiled: July 24, 2023Publication date: January 25, 2024Applicant: Realtek Semiconductor Corp.Inventor: Chien-Chang Chen
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Publication number: 20230402796Abstract: A USB device includes a base, a circuit board disposed on the base and having front-end and rear-end portions and a ground circuitry, an upper cover, solder points, a switch and a button mount. The rear-end portion is used for inserting into a connection port of a computer terminal. The upper cover covers the front-end portion and has an opening. The solder points are formed on the front-end portion and coupled to the ground circuitry. The switch having a metal cover is soldered to the solder points for controlling wireless connection between the computer terminal and an external device. The button mount is movably disposed through the opening and sleeves the front-end portion for triggering the switch. An electrostatic discharge entering from the opening can pass through a first guide hole of the button mount and is conducted to the ground circuitry via the metal cover and the solder point.Type: ApplicationFiled: May 15, 2023Publication date: December 14, 2023Applicant: DARFON ELECTRONICS CORP.Inventors: Cheng-Min Su, Chien-Chang Chen
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Publication number: 20230292009Abstract: A display device includes a display module and a camera module. The camera module includes a first housing, a second housing and a camera unit. The first housing is movably disposed on the display module. The second housing is separably connected to the first housing. The camera unit is disposed on the second housing. The second housing is able to move with the first housing in relative to the display module, such that the camera unit is exposed from the display module or hidden in the display module. When the second housing is separated from the first housing, the second housing is able to rotate in relative to the first housing, so as to adjust an orientation of the camera unit.Type: ApplicationFiled: June 15, 2022Publication date: September 14, 2023Applicants: Inventec (Pudong) Technology Corp., Inventec CorporationInventors: Chien-Chang Chen, Chin-Yi Lin, Chia-Chen Chen, Chi-Zen Peng
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Publication number: 20230074515Abstract: An electrical device includes a base, a display screen, and a driving structure. The base having an upper shell and a lower shell, in which the upper shell is movably connected to the lower shell. The display screen is pivoted to and rotatably with respect to the base. The driving structure is connected to the display screen and partially disposed between the upper shell and the lower shell. The driving structure is configured for driving the upper shell to cover the lower shell to form a close state or separate from the lower shell to form an open state, so as to enable the base to switch between the close state and the open state.Type: ApplicationFiled: September 15, 2021Publication date: March 9, 2023Inventors: Chun Hao WANG, Chien Chang CHEN, Chia-Chen CHEN, Chi-Zen PENG
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Publication number: 20230008649Abstract: Present invention is related to a tumor microenvironment on chip or a biochip for cell therapy having a carrier, a first cell or tissue culture area and a second cell or tissue area imbedded within the carrier. The present invention provides a biochip successfully cooperating micro fluidic technology and cell culture achieving the goal for detecting or testing the function of cell therapy for cancer or tumor.Type: ApplicationFiled: October 22, 2021Publication date: January 12, 2023Inventors: Yi-Wen Chen, Ming-You Shie, Der-Yang Cho, Shao-Chih Chiu, Kai-Wen Kan, Chien-Chang Chen
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Publication number: 20230011168Abstract: The present invention is related to a biochip and production method thereof. The biochip comprises a carrier, a cell or tissue culture area deposited on the carrier, and a sensor area deposited on the carrier adjacent and fluidly communicating with the cell or tissue culture area. A containing space is contained in the cell or tissue culture area comprising a simulated vascular channel, a cell or a tissue and a culture medium. At least one sensor fixation area is contained at the sensor area for placing a sensor element. The present invention can be a model for stimulating cancer of specific patient to realtimely reflecting the cancer formation, transferring status and treatment strategies. The biochip could also carry testing drugs to observe how the drugs functioning to the cells/tissue as to provide a more accurate instruction of the drugs. The present invention can perform multiple test just within on chip which can save cost and also provide a more accurate test model for the patient.Type: ApplicationFiled: October 22, 2021Publication date: January 12, 2023Inventors: Yi-Wen Chen, Ming-You Shie, Chien-Chang Chen
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Patent number: 11417953Abstract: A compact electronic device for wireless communication is disclosed. The compact electronic device includes a main printed circuit board, one or more antennas, at least one conductor, and a shell. The one or more antennas are configured for wireless communication. The at least one conductor being configured to provide at least one of control signals and power to a fan. The shell mounts the fan relative to the main printed circuit board. The shell includes walls forming a cavity. The walls encapsulate the conductor in the cavity.Type: GrantFiled: November 14, 2019Date of Patent: August 16, 2022Assignee: Plume Design, Inc.Inventors: Miroslav Samardzija, Chien Chang Chen, Ming-Tsung Su, Brian Nam, Liem Hieu Dinh Vo, William McFarland
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Publication number: 20210151875Abstract: A compact electronic device for wireless communication is disclosed. The compact electronic device includes a main printed circuit board, one or more antennas, at least one conductor, and a shell. The one or more antennas are configured for wireless communication. The at least one conductor being configured to provide at least one of control signals and power to a fan. The shell mounts the fan relative to the main printed circuit board. The shell includes walls forming a cavity. The walls encapsulate the conductor in the cavity.Type: ApplicationFiled: November 14, 2019Publication date: May 20, 2021Inventors: Miroslav Samardzija, Chien Chang Chen, Ming-Tsung Su, Brian Nam, Liem Hieu Dinh Vo, William McFarland
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Patent number: 10961113Abstract: A CMOS single chip includes a movable film, at least one support pillar, a base metal layer and a circuit integration. The movable film is disposed on a top layer of the CMOS single chip and has a plurality of through-vias. The support pillar is disposed under the movable film to provide a supporting force of the movable film. The base metal layer is formed under the support pillars and isolated from the support pillars, and faces towards the movable film to form a micro capacitor to sense one of the outside sensing signals. The area of the base metal layer is larger than the area of the movable film. The circuit integration is formed under the base metal layer, or formed under the base metal layer and on the side of the movable film, and connected to the movable film and the base metal layer.Type: GrantFiled: August 29, 2017Date of Patent: March 30, 2021Inventors: Chien-Chang Chen, Yi-Der Liang, Shiao-Yi Lin, Cheng-Kuang Yang
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Patent number: 10562759Abstract: The present invention disclosed a micro acoustic collector and CMOS microphone single chip. The micro acoustic collector comprising: a plurality of leaf-shaped structures annularly arranged with symmetry, each of the plurality of leaf-shaped structure having a suspended arm and a restrained arm, and the suspended arm of the plurality of leaf-shaped structures connected to a suspended fulcrum, and a plurality of through-vias formed in the suspended fulcrum and the plurality of leaf-shaped structures; a plurality of support pillars uniformly disposed under edges of the plurality of leaf-shaped structures corresponding to the restrained arms and the suspend arms; and a base metal layer formed under and insulated from the plurality of support pillars, and facing towards the inner-annular-supported acoustic collection film to form a hollow space.Type: GrantFiled: July 18, 2017Date of Patent: February 18, 2020Inventors: Chien-Chang Chen, Yi-Der Liang, Shiao-Yi Lin, Cheng-Kuang Yang
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Patent number: 10562760Abstract: The present invention disclosed a micro acoustic collector with a lateral cavity, comprising: a base metal layer; a movable film, an annular side wall; a lateral metal layer. The movable film faces towards the base metal layer to form a hollow space. The lateral metal layer is formed at a side of the movable film and around the movable film, fixed by the annular side wall and spaced apart from peripheral of the movable film by a distance, and the lateral metal layer faces towards the base metal layer to form a lateral cavity to assist an acoustic collection.Type: GrantFiled: July 18, 2017Date of Patent: February 18, 2020Inventors: Chien-Chang Chen, Yi-Der Liang, Shiao-Yi Lin, Cheng-Kuang Yang
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Patent number: 10317296Abstract: A method for estimating stress of an electronic component. An electronic component including first and second elements and conductive bumps is provided. Each conductive bump has two surfaces connected to the first and second elements respectively. Two adjacent conductive bumps have a pitch therebetween. The conductive bumps includes a first conductive bump and second conductive bumps. A stress value of the first conductive bump related to a testing parameter is calculated. A stress value of each second conductive bump related to the testing parameter is calculated according to a first calculating formula. The first calculating formula is ? 2 = L D - 2 ? r ? ? 1 , ?2 is the stress of each second conductive bump, L is a beeline distance between each second conductive bump and the first conductive bump, D is an average value of the pitches of the conductive bumps, r is a radius of each surface, and ?1 is the stress value of the first conductive bump.Type: GrantFiled: January 6, 2016Date of Patent: June 11, 2019Assignee: Winbond Electronics Corp.Inventors: Chien-Chang Chen, Horng-Shing Lu
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Publication number: 20190162686Abstract: A hardness measurement apparatus including a storage device, a processing device, and an electromagnetic sensing device is provided. The storage device stores a hardness classification model. The processing device generates a control signal. The processing device outputs the control signal to the electromagnetic sensing device to operate the electromagnetic sensing device to sense a metal object in a non-contact sensing manner at a specific frequency. The electromagnetic sensing device outputs an electromagnetic sensing result of the metal object to the processing device. The processing device analyzes the electromagnetic sensing result to determine the impedance parameter of a sensing coil. The processing device determines a hardness of the metal object according to the impedance parameter the sensing coil and the hardness classification model. In addition, a hardness measurement method is also provided.Type: ApplicationFiled: November 28, 2017Publication date: May 30, 2019Applicant: Metal Industries Research & Development CentreInventors: Szu-Hua Yang, Chien-Chang Chen, Yii-Der Wu
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Publication number: 20190160298Abstract: A wireless electromagnetic thermotherapy apparatus applies a magnetic field on a needle for actuating heat generation thereby, and includes an excitation device and a detector device. The detector device includes a sensor unit that measures a temperature of the needle, a wireless charging unit that generates electrical energy in response to receipt of the magnetic field, a wireless transmitter that is powered by the electrical energy, and that transmits the measured temperature to the excitation device to enable the same to make a comparison between the measured temperature and a target temperature and to adjust an intensity of the magnetic field based on a result of the comparison.Type: ApplicationFiled: December 28, 2017Publication date: May 30, 2019Inventors: Tung-Chieh YANG, Yu-Jie LAN, Chien-Chang CHEN, Szu-Hua YANG, Yii-Der WU, Tsung-Chih YU