Patents by Inventor Wen-Hsin Chang
Wen-Hsin 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: 11994970Abstract: A diagnostic system applied to an electronic equipment with a plurality of hardware devices is provided. The hardware devices include a display and a processor, the diagnostic system is executed by the processor to diagnose the hardware devices. The diagnostic system includes a diagnostic test interface, which is displayed on the display and includes a plurality of hardware items corresponding to the hardware devices. Each of the hardware items links to the hardware devices. When at least one of the hardware items is triggered, the processor executes the diagnostic item of the hardware device corresponding to the triggered hardware item.Type: GrantFiled: January 5, 2021Date of Patent: May 28, 2024Assignee: ASUSTEK COMPUTER INC.Inventors: Kun-Hsin Chiang, Hsin-Hui Huang, Wei-Hsian Chang, Wen-Yen Hsieh, Ming-Yi Huang, Yu-Chieh Chang, Tang-Hui Liao, Chih-Wei Kuo
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Publication number: 20240113188Abstract: An integrated circuit (IC) structure includes a semiconductor substrate, a first gate line, a second gate line, and a first auxiliary gate portion. The semiconductor substrate comprises a semiconductor fin. The semiconductor fin extends substantially along a first direction. The first gate line and the second gate line extend substantially along a second direction different form the first direction from a top view. The first auxiliary gate portion connects the first gate line to the second gate line from the top view.Type: ApplicationFiled: March 27, 2023Publication date: April 4, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Wen-Li CHIU, Yi-Juei LEE, Yu-Jie YE, Chi-Hsin CHANG, Chun-Jun LIN
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Patent number: 11943595Abstract: A cell includes a membrane and an actuating layer. The membrane includes a first membrane subpart and a second membrane subpart, wherein the first membrane subpart and the second membrane subpart are opposite to each other. The actuating layer is disposed on the first membrane subpart and the second membrane subpart. The first membrane subpart includes a first anchored edge which is fully or partially anchored, and edges of the first membrane subpart other than the first anchored edge are non-anchored. The second membrane subpart includes a second anchored edge which is fully or partially anchored, and edges of the second membrane subpart other than the second anchored edge are non-anchored.Type: GrantFiled: October 19, 2022Date of Patent: March 26, 2024Assignee: xMEMS Labs, Inc.Inventors: Chiung C. Lo, Hao-Hsin Chang, Wen-Chien Chen, Chun-I Chang
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Patent number: 11929434Abstract: A switch device includes a P-type substrate, a first gate structure, a first N-well, a shallow trench isolation structure, a first P-well, a second gate structure, a first N-type doped region, a second P-well, and a second N-type doped region. The first N-well is formed in the P-type substrate and partly under the first gate structure. The shallow trench isolation structure is formed in the first N-well and under the first gate structure. The first P-well is formed in the P-type substrate and under the first gate structure. The first N-type doped region is formed in the P-type substrate and between the first gate structure and the second gate structure. The second P-well is formed in the P-type substrate and under the second gate structure. The second N-type doped region is formed in the second P-well and partly under the second gate structure.Type: GrantFiled: April 15, 2022Date of Patent: March 12, 2024Assignee: eMemory Technology Inc.Inventors: Chih-Hsin Chen, Shih-Chen Wang, Tsung-Mu Lai, Wen-Hao Ching, Chun-Yuan Lo, Wei-Chen Chang
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Patent number: 11912837Abstract: The present disclosure provides a thin film including a first thermoplastic polyolefin (TPO) elastomer which is anhydride-grafted. The present disclosure further provides a method for manufacturing the thin film, a laminated material and a method for adhesion.Type: GrantFiled: August 2, 2021Date of Patent: February 27, 2024Assignee: SAN FANG CHEMICAL INDUSTRY CO., LTD.Inventors: Chih-Yi Lin, Kuo-Kuang Cheng, Chi-Chin Chiang, Wen-Hsin Tai, Ming-Chen Chang
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Patent number: 11369014Abstract: The invention relates to a light beam generating device and method, and a projection device. The light beam generating device is configured to receive a color control signal and generate a target light beam having a target color, and includes a plurality of drivers, a current signal generating circuit, and a control circuit. The drivers respectively drive a plurality of light-emitting elements according to a plurality of current signals, wherein the plurality of light-emitting elements collectively generate the target light beam. The current signal generating circuit is coupled to the drivers and generates the plurality of current signals according to the color control signal corresponding to the target color. The control circuit is coupled to the drivers and controls whether each driver is enabled according to the color control signal.Type: GrantFiled: February 3, 2021Date of Patent: June 21, 2022Assignee: Coretronic CorporationInventors: Wen-Hsin Chang, Chung-Lin Ke, Shun-Tai Chen, Tung-Yi Lu
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Patent number: 11335300Abstract: A projector and a projection method that effectively protect a to-be-protected object existing in a sensing area are provided. The projector includes a first sensor, a second sensor, an optical engine and a processor. The optical engine includes a light source. The first sensor receives a first sensed signal, generates a first signal corresponding to the first sensed signal and transmits the first signal to the processor. The second sensor receives a second sensed signal different from the first sensed signal, generates a second signal corresponding to the second sensed signal and transmits the second signal to the processor. The processor determines whether the first signal and the second signal fall into their respective pre-determined ranges. The processor transmits a light adjusting signal to control a light source.Type: GrantFiled: October 14, 2019Date of Patent: May 17, 2022Assignee: Coretronic CorporationInventors: Chen-Yi Hong, Wen-Hsin Chang, An-Kuo Liu, Yu-Sheng Lee
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Patent number: 11323668Abstract: A projection device and a controlling method of the projection device are provided. The projection device includes a light emitting module, a driver, a light valve, a projection lens and a processor. The light emitting module generates a light beam according to a driving current respectively. The driver generates the driving current and transmit the driving current to the light emitting module according to an operating signal. The light valve receives the light beam to form an image light beam. The projection lens projects the image light beam. The processor provides the operating signal with a default period to the driver and provides an operation of the light valve. According to the operating signal or the operation of the light valve, the driver generates the driving current lower than a default current during a first time interval in the default period.Type: GrantFiled: March 30, 2020Date of Patent: May 3, 2022Assignee: Coretronic CorporationInventors: Wen-Hsin Chang, Shun-Tai Chen, Tung-Yi Lu, Chen-Yi Hong
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Patent number: 11317487Abstract: A driving device is provided. The driving device includes a signal processing circuit and a driving circuit. The signal processing circuit is configured to generate a current input signal according to a target current signal. The driving circuit is configured to receive the current input signal and generate a current output signal according to the current input signal to drive a light emitting element. In a first time interval, the current input signal gradually rises from a first current value to a target current value in a continuous or segmented manner according to a rising slope. Further, a control method of the driving device and a lighting system including the driving device are also provided.Type: GrantFiled: April 29, 2021Date of Patent: April 26, 2022Assignee: Coretronic CorporationInventors: Wen-Hsin Chang, Shun-Tai Chen, Chung-Lin Ke, Yi-Yuan Peng
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Publication number: 20220022297Abstract: The invention relates to a light beam generating device and method, and a projection device. The light beam generating device is configured to receive a color control signal and generate a target light beam having a target color, and includes a plurality of drivers, a current signal generating circuit, and a control circuit. The drivers respectively drive a plurality of light-emitting elements according to a plurality of current signals, wherein the plurality of light-emitting elements collectively generate the target light beam. The current signal generating circuit is coupled to the drivers and generates the plurality of current signals according to the color control signal corresponding to the target color. The control circuit is coupled to the drivers and controls whether each driver is enabled according to the color control signal.Type: ApplicationFiled: February 3, 2021Publication date: January 20, 2022Applicant: Coretronic CorporationInventors: Wen-Hsin Chang, Chung-Lin Ke, Shun-Tai Chen, Tung-Yi Lu
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Publication number: 20210092332Abstract: A projection device and a controlling method of the projection device are provided. The projection device includes a light emitting module, a driver, a light valve, a projection lens and a processor. The light emitting module generates a light beam according to a driving current respectively. The driver generates the driving current and transmit the driving current to the light emitting module according to an operating signal. The light valve receives the light beam to form an image light beam. The projection lens projects the image light beam. The processor provides the operating signal with a default period to the driver and provides an operating of the light valve. According to the operating signal or the operating of the light valve, the driver generates the driving current lower than a default current during a first time interval in the default period.Type: ApplicationFiled: March 30, 2020Publication date: March 25, 2021Applicant: Coretronic CorporationInventors: Wen-Hsin Chang, Shun-Tai Chen, Tung-Yi Lu, Chen-Yi Hong
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Patent number: 10712970Abstract: The present invention provides a flash memory controller including an artificial intelligence (AI) module and a microprocessor. In the operations of the flash memory controller, the AI module receives data from a host device, and determines if the data is important data or unimportant data to generate a determination result. The microprocessor is configured to write the data into a flash memory module according to the determination result, wherein the flash memory module comprises a plurality of first blocks and a plurality of second blocks, and quantity of bits stored in each memory cell within the first blocks is lower than quantity of bits stored in each memory cell within the second blocks. When the determination result indicates that the data is the important data, the microprocessor only stores the data into at least one of the first blocks.Type: GrantFiled: October 30, 2018Date of Patent: July 14, 2020Assignee: RAYMX MICROELECTRONICS CORP.Inventors: Wen-Hsin Chang, Yen-Chung Chen, Wei-Ren Hsu, Yufeng Zhou
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Patent number: 10643086Abstract: A device unlocking method utilizing ultrasound imaging. A device detects a cavity structure of a user using ultrasound imaging and utilizes a cavity model of the cavity structure for biometrics authentication. The cavity model of the user be stored in a mass storage and forms a basis for similarity comparison with other ultrasound detected cavity structures. The device allows device unlocking when a subsequently detect cavity structure matches the cavity model.Type: GrantFiled: June 17, 2019Date of Patent: May 5, 2020Assignee: NANNING FUGUI PRECISION INDUSTRIAL CO., LTD.Inventors: Wen-Hsin Chang, Chang-Te Wu
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Publication number: 20200125150Abstract: A power quality detecting system includes a power module, a storage device, and a power quality detecting module. The power module receives an external power source. The power module converts the external power source into a first internal voltage. The power quality detecting module is electrically connected to the power module and the storage device. The storage device is electrically connected to the power module for receiving the first internal voltage through the power quality detecting module. The power quality detecting module determines whether a first alarm signal is transmitted according to a quality parameter of the first internal voltage.Type: ApplicationFiled: June 26, 2019Publication date: April 23, 2020Inventors: Yen-Chung CHEN, Wen-Hsin CHANG, Tzu-Yu CHAO, Li-Chun HUANG
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Publication number: 20200118524Abstract: A projector and a projection method that effectively protect a to-be-protected object existing in a sensing area are provided. The projector includes a first sensor, a second sensor, an optical engine and a processor. The optical engine includes a light source. The first sensor receives a first sensed signal, generates a first signal corresponding to the first sensed signal and transmits the first signal to the processor. The second sensor receives a second sensed signal different from the first sensed signal, generates a second signal corresponding to the second sensed signal and transmits the second signal to the processor. The processor determines whether the first signal and the second signal fall into their respective pre-determined ranges. The processor transmits a light adjusting signal to control a light source.Type: ApplicationFiled: October 14, 2019Publication date: April 16, 2020Applicant: Coretronic CorporationInventors: Chen-Yi Hong, Wen-Hsin Chang, An-Kuo Liu, Yu-Sheng Lee
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Patent number: 10610863Abstract: An automatic microfluidic system for antibiotic susceptibility testing of the present disclosure at least includes a microfluidic chip. The microfluidic chip includes a fluid storage unit, a reaction unit, a pneumatic micro-pumping unit and a plurality of valve units. The fluid storage unit is provided for storing a bacterial suspension, a broth and an antibiotic solution. The reaction unit includes a first reaction chamber and at least two second reaction chambers. The pneumatic micro-pumping unit is adjacently disposed to the fluid storage unit and the reaction unit for selectively, repeatedly and quantitatively transporting the broth, the bacterial suspension and the antibiotic solution to the reaction unit to form a first mixing solution and at least two second mixing solutions. The valve units include a plurality of pneumatic micro-valves and a plurality of valve control air holes for controlling the opening and closing of the pneumatic micro-valves.Type: GrantFiled: May 1, 2017Date of Patent: April 7, 2020Assignees: NATIONAL TSING HUA UNIVERSITY, Kaohsiung Chang Gung Memorial HospitalInventors: Gwo-Bin Lee, Shiuann-Sheng Lee, Wen-Bin Lee, Wen-Hsin Chang
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Publication number: 20200099901Abstract: A projection device and a light source module thereof and a method for synchronizing a wavelength conversion wheel and a filter wheel are provided. A rotation state of the wavelength conversion wheel and a rotation state of the filter wheel are detected to generate a first position signal and a second position signal, respectively. A control unit is used to control one of the wavelength conversion wheel and the filter wheel to rotate. A micro control unit is used to control the other one of the wavelength conversion wheel and the filter wheel to rotate according to the first position signal and the second position signal, so that the wavelength conversion wheel and the filter wheel rotate synchronously. The disclosure enables the wavelength conversion wheel and the filter wheel to synchronize in the circumstances where the control unit only supports controlling of one wavelength conversion wheel or filter wheel.Type: ApplicationFiled: September 23, 2019Publication date: March 26, 2020Applicant: Coretronic CorporationInventors: Tung-Yi Lu, Shun-Tai Chen, Chen-Yi Hong, Wen-Hsin Chang
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Publication number: 20200073582Abstract: The present invention provides a flash memory controller including an artificial intelligence (AI) module and a microprocessor. In the operations of the flash memory controller, the AI module receives data from a host device, and determines if the data is important data or unimportant data to generate a determination result. The microprocessor is configured to write the data into a flash memory module according to the determination result, wherein the flash memory module comprises a plurality of first blocks and a plurality of second blocks, and quantity of bits stored in each memory cell within the first blocks is lower than quantity of bits stored in each memory cell within the second blocks. When the determination result indicates that the data is the important data, the microprocessor only stores the data into at least one of the first blocks.Type: ApplicationFiled: October 30, 2018Publication date: March 5, 2020Inventors: Wen-Hsin Chang, Yen-Chung Chen, Wei-Ren Hsu, YUFENG ZHOU
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Publication number: 20200073571Abstract: The present invention provides a memory controller including an artificial intelligence (AI) module and a microprocessor. In the operations of the memory controller, the AI module is arranged to determine a first user behavior model or a second user behavior model to generate a determination result according to a plurality of access commands and/or a plurality of parameters of a memory module controlled by the memory module. When the determination result indicates the first user behavior model, the microprocessor uses a first control strategy to control the memory module; and when the determination result indicates the second user behavior model, the microprocessor uses a second control strategy different from the first control strategy to control the memory module.Type: ApplicationFiled: July 24, 2019Publication date: March 5, 2020Inventors: Yen-Chung CHEN, Han-Ting TSAI, Wei-Ren HSU, Wen-Hsin CHANG
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Patent number: 10387111Abstract: A method for adjusting the output of sound to allow for orientation and reorientation of a sound source device in relation to a listener comprises the control of sound generators in the device to output successive sounds to ambient environment and collect the sound echoes from listening surfaces of user to form a lookup history. Horizontal distance ? and an included angle ? between the electronic device and the ear cavities or other surfaces of user, and a vertical displacement d of the electronic device are calculated. Horizontal distance difference ?? and a Doppler factor D are further calculated. A gas generator is controlled to input gas into deformable areas of platform which holds the sound generators to allow for instant particular orientations. A shape deformation factor S of the deformable areas is determined. Original factory settings of the device can be adjusted according to instant calculations and lookup history.Type: GrantFiled: December 6, 2018Date of Patent: August 20, 2019Assignee: NANNING FUGUI PRECISION INDUSTRIAL CO., LTD.Inventors: Wen-Hsin Chang, Chang-Te Wu